Phosphorus Bonded To Only Two Chalcogen Atoms And Having At Least One P-c Linkage Patents (Class 524/133)
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Patent number: 8053500Abstract: To provide a flame-retardant polyamide resin composition generally excellent in flame resistance, mechanical characteristics and electrical characteristics, and suitable for electrics/electronics components and vehicles. Used is a flame-retardant polyamide resin composition comprising, a polyamide resin (A), a phosphorus-containing flame retarder (B), and glass fiber having a non-circular cross-section (C), wherein the contents in the composition are 15 to 78% by weight for the polyamide resin (A), 2 to 20% by weight for the phosphorus-containing flame retarder (B), and 20 to 65% by weight for the glass fiber having a non-circular cross-section (C).Type: GrantFiled: December 4, 2007Date of Patent: November 8, 2011Assignee: Mitsubishi Engineering-Plastics CorporationInventors: Kei Morimoto, Yasushi Yamanaka
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Publication number: 20110266024Abstract: A flame retardant poly(arylene ether) composition is described. In addition to the poly(arylene ether), the composition includes a polyolefin component, and a flame retardant composition that includes a metal dialkyl phosphinate. The polyolefin component can be a polyolefin polymer and/or the polyolefin block of a poly(alkenyl aromatic)-polyolefin block copolymer. The composition is particularly suitable as a replacement for poly(vinyl chloride) in insulation for wire and cable.Type: ApplicationFiled: September 5, 2008Publication date: November 3, 2011Inventors: Weili Qiu, Jian Guo, Xiucuo Li, Hua Guo
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Publication number: 20110257313Abstract: A halogen-free flame-retardant polyamide composition which generates no halogen compound during combustion. The composition has excellent thermal stability during high-temperature molding and is capable of showing high flame retardancy when burned. The composition is effective in inhibiting steel materials, such as the screw or cylinder of an extruder or molding machine, from corroding or wearing. The flame-retardant polyamide composition in a preferred embodiment comprises 20-60 mass % polyamide resin (A), 5-40 mass % thermoplastic resin (B) other than (A), 3-15 mass % flame retardant (C) having no halogen radicals in the molecule, and 0-50 mass % reinforcement (D), wherein the thermoplastic resin (B) satisfies the UL94V-0 standards, the flame retardant (C) is a phosphinic acid salt compound, and the sum of the thermoplastic resin (B) and the flame retardant (C) is 16-45 mass %.Type: ApplicationFiled: December 21, 2009Publication date: October 20, 2011Applicant: Mitsui Cheicals, Inc.Inventor: Masashi Seki
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Publication number: 20110251315Abstract: The invention relates to a method for producing monofunctionalized dialkylphosphinic acids, esters, and salts, characterized in that a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to obtain an alkylphosphonous acid, the salt or ester thereof, whereupon said alkylphosphonous acid, the salt or ester (II) thereof is reacted with compounds containing C?C, C?O, or C?N double bonds to obtain compounds of type (III), wherein R1, R2, R3, R4, R5, R6 are identical or different from each other and independently represent, inter alia, H, C1-C18-alkyl, C6-C18-aryl, C6-C18-aralkyl, X represents, inter alia, H, C1-C18-alkyl, C6-C18-aryl, and/or Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Cu, Ni, Li, Na, K, H, and wherein A represents OH, NH2, NHR, NR2, or O—CO—R8, and W represents a mineral acid, carboxylic acid, Lewis acid, or organic acid, wherein n is a whole or a fractional number from 0 to 4, and catalyst A represents transition metals and/or transition metal compoType: ApplicationFiled: October 6, 2009Publication date: October 13, 2011Applicant: Clariant Finance (BVI) LimitedInventors: Michael Hill, Harald Bauer, Werner Krause, Martin Sicken
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Publication number: 20110251313Abstract: The present invention provides phosphonate compounds represented by Chemical Formula 1. In addition, the invention provides flame retardant styrene resin compositions comprising (A) styrene resin, (B) polyphenylene ether resin, and (C) the phosphonate compound. The flame retardant styrene resin compositions according to the invention: can provide protection against fire, exhibit improved impact strength, and can be environment-friendly.Type: ApplicationFiled: June 22, 2011Publication date: October 13, 2011Applicant: CHEIL INDUSTRIES INC.Inventors: Beom Jun JOO, Man Suk KIM, Woo Joong KIM, Seon Ae LEE, Byun Kun LEE, Myoung Jun KIM
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Publication number: 20110251310Abstract: The invention relates to addition compounds of a) alkylphosphonous acid derivatives of the formula A-P(?O)(OX)—H (I) in which A represents C2-C18-alkyl, C2-C18-alkylene, C6-C18-arylalkyl, C6-C18-arylalkyl, optionally substituted, and X represents H, C1-C18-alkyl, C6-C18-aryl, C6-C18-arylalkyl, C6-C18-alkylaryl, optionally substituted C2-C18-alkylene, Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Cu, Ni, Li, Na, K, H and/or a protonated nitrogenous base, and b) diester-forming olefins of formula (II) in which R2, R4 are identical or different from each other and represent CO2H, CO2R5, R6—CO2H, R6—CO2R5 and R1, R3 are identical or different from each other and represent H, R5; or R1, R4 are identical or different from each other and represent CO2H, CO2R5, R6—CO2H, R6—CO2R5 and R2, R3 are identical or different from each other and represent H, R5; or R2, R4 are identical or different from each other and represent —CO—O—CO—, —CO—S—CO—, —CO—NR1—CO—, —CO—PR1—CO— and R1, R3 are identical or different fType: ApplicationFiled: October 6, 2009Publication date: October 13, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Harald Bauer, Werner Krause, Martin Sicken
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Publication number: 20110245386Abstract: The invention relates to a method for producing mixed-substituted dialkyiphosphinic acids, esters, and salts, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to obtain an alkylphosphonous acid, the salt or ester (II) thereof, b) the obtained alkylphosphonous acid, the salt or ester (II) thereof is reacted with an olefin (IV) in the presence of a catalyst B to obtain the mixed-substituted dialkylphosphinic acid derivative (III), wherein R1, R2, R3, R4, R11, R12, R13, R14 are identical or different from each other and independently represent, inter alia, H, C1-C18-alkyl, C6-C18-aryl, C6-C18-aralkyl, C6-C18-alkylaryl, X represents H, C1-C18-alkyl, C8-C18-aryl, C6-C18-aralkyl, C8-C18-alkylaryl, Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Cu, Ni, Li, Na, K and/or a protonated nitrogenous base, catalyst A represents transition metals and/or transition metal compounds and/or catalyst systems composed of a transition metal and/or a transitType: ApplicationFiled: October 6, 2009Publication date: October 6, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110245385Abstract: The invention relates to a process for preparing mono-carboxy-functionalized dialkylphosphinic acids, dialkylphosphinic esters and dialkylphosphinic salts by means of alkylene oxides, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to form an alkylphosphonous acid, its salt or ester (II), b) the resultant alkylphosphonous acid, its salt or ester (II) is reacted with alkylene oxides of the formula (V) in the presence of a catalyst B, to give a mono-functionalized dialkylphosphinic acid derivative (VI), and c) the resultant mono-functionalized dialkylphosphinic acid derivative (VI) is reacted in the presence a catalyst C to give the mono-carboxy-functionalized dialkylphosphinic acid derivative (III), where R1,R2,R3,R4,R5, and R6 are identical or different and independently of one another are inter alia H, C1-C18-alkyl, C6-C18-aryl, C6-C18-aralkyl or C6-C18-alkylaryl, and X and Y are identical or different and independently of one another are H,Type: ApplicationFiled: October 6, 2009Publication date: October 6, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Mathias Dietz, Werner Krause, Martin Sicken
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Publication number: 20110237722Abstract: The invention relates to a method for producing mono-hydroxy-functionalized dialkylphosphinic acids, esters and salts.Type: ApplicationFiled: October 6, 2009Publication date: September 29, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110237695Abstract: Disclosed are new compositions consisting of mixtures of flame retardants for thermoplastic polyester elastomers based on a phosphinate salt, phosphonate oligomers, polymers or copolymers and, optionally, a melamine derivative. The compositions exhibit an excellent combination of processing characteristics, thermal and mechanical properties, and are flame retardant. Further disclosed are articles of manufacture produced from these materials, such as fibers, films, coated substrates, moldings, foams, fiber-reinforced articles, or any combination thereof.Type: ApplicationFiled: March 23, 2010Publication date: September 29, 2011Applicants: CLARIANT INTERNATIONAL LTD., FRX POLYMERS, INC.Inventors: Sebastian HOEROLD, Elke SCHLOSSER, Wolfgang WANZKE, Marc-Andre LEBEL, Karl Dieter FREITAG
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Publication number: 20110237721Abstract: The invention relates to a method for producing mono-carboxy-functionalized dialkyiphosphinic acids, esters and salts using a vinyl ester of a carboxylic acid.Type: ApplicationFiled: October 6, 2009Publication date: September 29, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Mathias Dietz, Werner Krause, Martin Sicken
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Publication number: 20110237720Abstract: The invention relates to a method for producing mono-carboxyfunctionalized dialkylphosphinic acids and esters and salts thereof by means of vinyl compounds, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with acetylenic compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted with carbon monoxide to yield a mono-carboxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst C, wherein R1, R2, R3, R4, R5, R6 are the same or different and stand independently of each other, among other things, for H, C1-C18 alkyl, C6-C18 aryl, C6-C18 aralkyl, C6-C18 alkylaryl, and X and Y are the same or different and stand indepeType: ApplicationFiled: October 6, 2009Publication date: September 29, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110224338Abstract: This invention relates to a method for additivating polymer resins with antioxidants and antiUV stabilsers. It is particularly suitable for resins used rotomoulding applications.Type: ApplicationFiled: October 1, 2009Publication date: September 15, 2011Applicant: TOTAL PETROCHEMICALS RESEARCH FELUYInventor: Eric Maziers
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Publication number: 20110224339Abstract: The invention relates to a method for producing mono-hydroxyfunctionalized dialkylphosphinic acids and esters and salts thereof by means of acroleins, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivatives (IV) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivatives (VI) are reacted to yield a mono-hydroxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst C, wherein R1, R2, R3, R4, R5, R6, R7 are the same or different and stand independently of each other, among other things, for H, C1-C18 alkyl, C6-C18 aryl, C6-C6-C18 aralkyl, C6-C18 alkylaryl, and X stands for H, C1-C18 alkyl, C6-C18 aryl, C6-C18 aralkyl, C6-C18 alkylaryl, MType: ApplicationFiled: October 6, 2009Publication date: September 15, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110213062Abstract: The invention relates to a method for producing mono-hydroxyfunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with acetylenic compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted with carbon monoxide to yield a mono-functionalized dialkylphosphinic acid derivative (VII) in the presence of a catalyst C, and d) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VII); is reacted to yield a mono-hydroxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst D, wherein R1, R2, R3, R4, R5, R6 are the same or different and stanType: ApplicationFiled: October 6, 2009Publication date: September 1, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110213059Abstract: The invention relates to a method for producing mono-carboxyfunctional zed dialkylphosphinic acids and esters and salts thereof by means of vinylenes/nitriles, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with acetylenic compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted with a hydrogen cyanide source to yield a mono-functionalized dialkylphosphinic acid derivative (VII) in the presence of a catalyst C, and d) the thus obtained monofunctionalized dialkylphosphinic acid derivative (VII); is reacted to yield a monocarboxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst D, wherein R1, R2, R3, R4, R5Type: ApplicationFiled: October 6, 2009Publication date: September 1, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110213060Abstract: The invention relates to a method for producing mono-carboxyfunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (H) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with compounds of formula (V) to yield mono-functionalized dialkylphosphinic acid derivatives (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivatives (VI) are reacted to yield a mono-carboxyfunctionalized diakylphosphinic acid derivative (III) in the presence of a catalyst C, wherein R1, R2, R3, R4, R5, R6, R7 are the same or different and stand independently of each other, among other things, for H, C1-C18 alkyl, C6-C18 aryl, C6-C18 aralkyl, C6-C18 alkylaryl and X and Y are the same or different and stand independently of each for H, C1-C18 alkyl, C6-C18 aryl, C6-C18 aType: ApplicationFiled: October 6, 2009Publication date: September 1, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110213061Abstract: The invention relates to a method for producing mono-aminofunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with acetylenic compounds of formula (V) to yield a mono-functionalized dialkylphosphinic acid derivative (VI) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VI) is reacted with a hydrogen cyanide source to yield a mono-functionalized dialkylphosphinic acid derivative (VII) in the presence of a catalyst C, and d) the thus obtained mono-functionalized dialkylphosphinic acid derivative (VII); is reacted to yield a mono-aminofunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst D or a reduction agent, wherein R1, R2, R3, R4, R5, R6 are theType: ApplicationFiled: October 6, 2009Publication date: September 1, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Patent number: 8003722Abstract: A flame retarded thermoplastic polymer composition comprising a thermoplastic polymer and a mixture of metal salts of dialkylphosphinic and monoalkylphosphinic acid providing improved flame retardant performance and better processability compared to a similar composition containing only a salt of dialkylphosphinic acid.Type: GrantFiled: November 29, 2006Date of Patent: August 23, 2011Assignee: ICL-IP America Inc.Inventors: Sergei Levchik, Qiang Yao, Gerald R. Alessio
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Publication number: 20110201732Abstract: The invention relates to a method for producing mono-carboxyfunctionalized dialkylphosphinic acids and esters and salts thereof, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkyl phosphonic acid, salt, salt or ester (II) thereof is reacted with compounds of formula (V) and/or (VI?) to yield mono-functionalized dialkylphosphinic acid derivatives (VI) and/or (VI?) in the presence of a catalyst B, and c) the thus obtained mono-functionalized dialkylphosphinic acid derivatives (VI) and/or (VI?) are reacted to yield a mono-carboxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst C, wherein R1, R2, R3, R4, R5, R6, R7 are the same or different and stand independently of each other, among other things, for H1 C1-C18 alkyl, C6-C18 aryl, C6-C18 aralkyl, C6-C18 alkylaryl, and X and Y are the same or different and stand independently oType: ApplicationFiled: October 6, 2009Publication date: August 18, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110201733Abstract: The invention relates to a method for producing mono-hydroxyfunctionalized dialkylphosphinic acids and esters and salts thereof by means of allyl alcohols, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) to yield an alkylphosphonic acid, salt or ester (II) thereof in the presence of a catalyst A, b) the thus obtained alkylphosphonic acid, salt or ester (II) thereof is reacted with compounds of formula (V) to yield a mono-hydroxyfunctionalized dialkylphosphinic acid derivative (III) in the presence of a catalyst B, wherein R1, R2, R3,R4, R5, R6, R7, R8, R9, are the same or different and stand independently of each other, among other things, for H, C1-C18 alkyl, C6-C18 aryl, C6-C18 aralkyl, C6-C18 alkylaryl, and X stands for H, C1-C18 alkyl, C6-C18 aryl, C6-C18 aralkyl, C6-C18 alkylaryl, Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Zn, Ce, Bi, Sr, Mn, Cu, Ni, Li, Na, K and/or a protonized nitrogen base, and the catalyst A is formed by transition metals and/or transition metal compoundsType: ApplicationFiled: October 6, 2009Publication date: August 18, 2011Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Michael Hill, Werner Krause, Martin Sicken
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Publication number: 20110190428Abstract: The invention relates to a flame retardant composition, wherein the following components: a) At least one flame retardant component selected from the group consisting of phosphinic acid salts and nitrogen containing compounds; and b) At least one polymeric dispersing agent selected from the group consisting of styrenemaleic acid anhydride copolymers, long chain carboxylic acid salts and aliphatic polyether substituted by acidic groups; and c) A polymer substrate; are present.Type: ApplicationFiled: August 20, 2009Publication date: August 4, 2011Applicant: BASF SEInventors: Simon Kniesel, Rudolf Pfaendner
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Patent number: 7989526Abstract: There is provided high temperature flame retarded semiaromatic polyamides which provide superior properties in molded articles while maintaining high flow in the molding process. The resin compositions include, in addition to the polyamide and flame retardant, aromatic organic acid and at least one inorganic reinforcing agent and/or filler. Processes for their preparation and articles made from these compositions are also disclosed.Type: GrantFiled: October 21, 2009Date of Patent: August 2, 2011Assignee: E. I. du Pont de Nemours and CompanyInventor: Yuji Saga
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Patent number: 7989538Abstract: There is provided high temperature flame retarded polyamides which provide superior properties in molded articles while maintaining high flow in the molding process. The resin compositions include, in addition to the polyamide and flame retardant, talc and at least one inorganic reinforcing agent and/or filler other than talc. Processes for their preparation and articles made from these compositions are also disclosed.Type: GrantFiled: October 21, 2009Date of Patent: August 2, 2011Assignee: E. I. du Pont de Nemours and CompanyInventor: Yuji Saga
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Publication number: 20110184101Abstract: Disclosed is a thermoplastic polyester resin composition excellent in flame resistance, mechanical strength, and laser printability. The thermoplastic resin composition comprising 100 parts by weight of a thermoplastic polyester resin (A), 5 to 60 parts by weight of a phosphinate (B) represented by the following formula (1) or (2), 0.1 to 20 parts by weight of an organosiloxane (C), and 0.01 to 30 parts by weight of a colemanite (D), wherein the organosiloxane (C) is an organosiloxane compound (C-a) comprising organic groups bonding to a silicon atom directly or through an oxygen atom, wherein 40 mole % or more of the organic groups are an aryl group, and/or an organosiloxane polymer (C-b) in the form of solid at 25° C.Type: ApplicationFiled: July 22, 2009Publication date: July 28, 2011Applicant: MITSUBISHI ENGINEERING-PLASTICS CORPORATIONInventor: Yasushi Yamanaka
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Publication number: 20110177330Abstract: As a novel laminated film which uses no halogen series compound and is capable of conferring in a flame-retardant adhesive composition comprising a phosphorus series compound mixed therein an even better flame-retardancy, a laminated film is proposed, provided with a resin layer on at least one face of a flame-retardant adhesive composition layer comprising a flame-retardant adhesive composition containing a thermoset-type adhesive resin composition (A), a phosphorus series compound (B) with a melting temperature of 170° C. or higher and a foaming agent (C) in an unfoamed state.Type: ApplicationFiled: June 8, 2009Publication date: July 21, 2011Applicant: Mitsubishi Plastics, Inc.Inventors: Kazuya Tanaka, Masahide Tanita, Kazuhiko Kitayama, Taishi Saitou
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Publication number: 20110178215Abstract: A thermoplastic polymer composition that employs a flame retardant formed from a phosphinic compound and organometallic phosphoric compound is provided. The present inventor has discovered that the organometallic phosphoric compound can counteract the tendency of the phosphinic compound to degrade the mechanical properties of the composition when used at certain concentrations. Furthermore, the present inventor has also surprisingly discovered that the organometallic phosphoric compound may itself act as a flame retardant and thus contribute to the overall flamimability performance of the composition. Among other things, this allows compositions to be formed with a lower phosphinic content with the same flammability performance.Type: ApplicationFiled: July 13, 2009Publication date: July 21, 2011Inventor: Ram Narayanan
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Patent number: 7968629Abstract: A flame retardant polyamide resin composition having excellent extrudability and moldability, being free of generating a highly corrosive hydrogen halide gas upon combustion, exhibiting very high flame retardancy, having excellent mechanical properties and electrical properties and being suited for use in electrical and electronic parts and parts for automobile electrical equipments, and a molded article thereof are provided. A polyamide resin composition comprising 100 parts by weight of an aliphatic polyamide resin (A) having a viscosity number of 70 to 200 ml/g, 0.1 to 30 parts by weight of a polyphenylene ether-based resin (B), and 5 to 100 parts by weight of flame retardant agent (C) comprising at least the following components (a), (b) and (c); (a) a reaction product of a melamine and a phosphoric acid, (b) a phosphinic acid salt and/or a diphosphinic acid salt, and (c) a metal salt of boric acid, wherein a compounding weight ratio (a):(b):(c) of the flame retardant agent components is 1:(0.5 to 2.Type: GrantFiled: March 12, 2007Date of Patent: June 28, 2011Assignee: Mitsubishi Engineering-Plastics CorporationInventors: Morio Tsunoda, Yasushi Yamanaka
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Publication number: 20110152420Abstract: A thermoplastic composition includes a polyamide, a poly(arylene ether)-polysiloxane block copolymer, and a metal dialkylphosphinate, all in particular amounts. The composition exhibits good flame retardancy without exhibiting the ductility losses that are typically observed with other flame retardant polyamide-poly(arylene ether) compositions. Also described are methods of forming the composition. The composition is useful for molding electrical and automotive components.Type: ApplicationFiled: December 22, 2009Publication date: June 23, 2011Inventors: Mark Elkovitch, Sai-Pei Ting
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Publication number: 20110144246Abstract: The invention relates to a composition comprising a) an aliphatic polyester, b) a phenolic antioxidant, c) a phosphite or phosphonite, and d) a thiosynergist.Type: ApplicationFiled: June 23, 2009Publication date: June 16, 2011Applicant: BASF SEInventors: Raphael Dabbous, Stefano Gardi, Mirko Rossi, Marcel Santi, Klaus Stoll
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Publication number: 20110136931Abstract: A composition comprising the Components (A) at least one linear olefin polymer; (B) 0.05 to 2%, relative to the weight of Component (A), of at least one photoinitiator; and (C) 0.05 to 5%, relative to the weight of Component (A), of at least one co-additive containing one or more double bonds.Type: ApplicationFiled: January 7, 2009Publication date: June 9, 2011Applicant: BASF SEInventors: Natalia Kukaleva, Klaus Stoll, Marcel Santi
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Publication number: 20110108503Abstract: Described are baby bottle(s) comprising polyesters comprising (a) a dicarboxylic acid component having terephthalic acid or an ester thereof; optionally, an aromatic dicarboxylic acid or aliphatic dicarboxylic acid or esters thereof; 2,2,4,4-tetramethyl-1,3-cyclobutanediol; and 1,4-cyclohexanedimethanol.Type: ApplicationFiled: January 17, 2011Publication date: May 12, 2011Applicant: EASTMAN CHEMICAL COMPANYInventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, David Scott Porter, Gary Wayne Connell, Michael James Keegan
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Patent number: 7935752Abstract: The thermosetting resin composition and the solder resist ink according to the present invention are characterized by comprising: a thermosetting resin (A) comprising (A1) a compound containing an acid anhydride group and/or a carboxyl group and (A2) a compound having a functional group which reacts with (A1) described above and an organic filler (B) containing a phosphorus atom, wherein the organic filler (B) containing a phosphorus atom has an average particle diameter of 50 Êm or less. According to the present invention, capable of being provided at a low cost and a good productivity are an excellent thermosetting resin composition and solder resist ink capable of forming a cured material which achieves an adhesion to a substrate, a low warping property, a flexibility, a plating resistance, a solder heat resistance and a long term reliability as well as a flame retardancy, and a cured material and a protective film which are excellent in the above characteristics.Type: GrantFiled: March 8, 2007Date of Patent: May 3, 2011Assignee: Showa Denko K.K.Inventors: Hiroshi Uchida, Tomokazu Umezawa
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Publication number: 20110086955Abstract: New compositions and methods of using those compositions as bonding compositions are provided. The compositions comprise a cycloolefin copolymer dispersed or dissolved in a solvent system, and can be used to bond an active wafer to a carrier wafer or substrate to assist in protecting the active wafer and its active sites during subsequent processing and handling. The compositions form bonding layers that are chemically and thermally resistant, but that can also be softened or dissolved to allow the wafers to slide or be pulled apart at the appropriate stage in the fabrication process.Type: ApplicationFiled: December 15, 2010Publication date: April 14, 2011Applicant: BREWER SCIENCE INC.Inventors: Wenbin Hong, Dongshun Bai, Tony D. Flaim, Rama Puligadda
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Patent number: 7919541Abstract: The present invention concerns a method of manufacturing flame-retardant polyethylene or polypropylene foam using a derivative of carboxylic acid of phenylphosphinic acid and the flame-retardant polymer foam made thereby. More specifically, this invention concerns a method of manufacturing highly expanded flame-retardant polymer foam prepared by mixing the above mentioned phosphorous flame retardant in a polymer resin and expanding the mixture with a volatile blowing agent or by applying a solution of an organic phosphorous compound to an already-made highly expanded foam and then drying the highly-expanded polymer foam, and the flame-retardant foam prepared thereby.Type: GrantFiled: May 2, 2007Date of Patent: April 5, 2011Inventor: Chung Poo Park
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Publication number: 20110071240Abstract: A thermoplastic polyester composition comprises, based on the total weight of the composition, from 20 to 95 wt. % of a polyester comprising a poly(alkylene terephthalate); from 1 to 35 wt. % of a phosphorous flame retardant consisting of a phosphinate of the formula (I) [(R1)(R2(PO)—O]?mMm+??(I), a diphosphinate of the formula (II) [(O—POR1)(R3)(POR2—O)]2?nMm+x??(II), and/or a polymer derived from the phosphinate of formula (I) or the diphosphinate of the formula (II); from 0.1 to less than 20 wt. % of a copolyetherester; from 0.1 to 5 wt. % of an anti-dripping agent; from 0 to 4.5 wt. % of a reinforcing fiber; and from 0 to 5 wt. % of an additive selected from the group consisting of a mold release agent, an antioxidant, a thermal stabilizer, and a UV stabilizer.Type: ApplicationFiled: September 23, 2009Publication date: March 24, 2011Inventors: TIANHUA DING, RODNEY FONSECA, SUNG DUG KIM, CHRIS VAN DER WEELE
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Publication number: 20110054091Abstract: Described are film(s) and/or sheet(s) comprising polyesters comprising (a) a dicarboxylic acid component having terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic residues; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.Type: ApplicationFiled: November 10, 2010Publication date: March 3, 2011Applicant: EASTMAN CHEMICAL COMPANYInventors: Emmett Dudley Crawford, Douglas Stephens McWilliams, David Scott Porter, Gary Wayne Connell
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Patent number: 7897673Abstract: The invention concerns flexible high thermomechanical stress-resistant and fire retardant halogen-free thermoplastic compositions, comprising a polyamide block-graft copolymer consisting of a trunk and on average at least one polyamide graft, wherein the grafts are bound to the trunk by the residues of an unsaturated monomer (X) having a function capable of reacting with a polyamide at the amine-terminal, the unsaturated monomer residues (X) being bound on the trunk by grafting or copolymerization from the double bond thereof. The invention is characterized in that the compositions comprise a mixture: 50 to 70 wt. % of polyamide block copolymer, 25 to 35 wt. % of a flame-retardant agent selected among ammonium phosphates, phosphinates, pyrophosphates, and polyphosphates, about 2 wt. % of zeolite, or hydrotalcitemolecular sieves.Type: GrantFiled: June 1, 2007Date of Patent: March 1, 2011Assignee: Arkema FranceInventors: Jean-Jacques Flat, Philippe Blondel, David Meslet
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Patent number: 7893141Abstract: Novel polyester composition comprising a polyester, wherein said polyester comprises structural units derived from substituted or unsubstituted diacid or diester, a substituted or unsubstituted diol; a phosphorus containing compound and at least one selected from a stabilizer and an organic compound comprising at least one functional group is been disclosed. In addition methods for the preparation of the polyester composition and articles derived from said composition is disclosed.Type: GrantFiled: September 30, 2004Date of Patent: February 22, 2011Assignee: SABIC Innovative Plastics IP B.V.Inventors: Gerrit De Wit, Gaurav Mediratta
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Publication number: 20110039996Abstract: Stabilized flame retardant polymer compositions containing a hydrated metal compound, e.g., a metal hydroxide, as a flame retardant, when added an effective stabilizing amount of an amine oxide, a hydroxyl amine or mixtures thereof, exhibit desirable physical characteristics of pure polymers due to the stabilizer additives, including excellent color stability, while attaining desirable fire-retardance standards. 4. The stabilized flame retardant composition of claim 3, wherein said polymer resin is one of a polypropylene, polyethylene, Polypropylene blends, e.g. thermoplastic olefin (TPO), thermoplastic elastomer (TPE).Type: ApplicationFiled: October 27, 2010Publication date: February 17, 2011Inventors: Hayder Zahalka, Marshall D. Moore
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Publication number: 20110028614Abstract: The present invention relates to a polyamide obtainable by polymerizing an (a) dicarboxylic acid comprising at least 50 mol % of an alicyclic dicarboxylic acid and a (b) diamine comprising at least 50 mol % of a diamine having a substituent branched from a main chain.Type: ApplicationFiled: March 11, 2009Publication date: February 3, 2011Applicant: ASAHI KASEI CHEMICALS CORPORATIONInventors: Yasukazu Shikano, Teruaki Sakuma, Hiroki Matsui, Masaaki Aramaki, Yu Nitto, Shinji Ieda
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Publication number: 20110021676Abstract: The invention relates to a process for producing flame-retardant, non-corrosive, highly flawable polyamides and polyesters, which comprises using a flame retardant mixture made of a phosphinic salt of the formula (I), where M?Al, Mg, Ca, Ti, or Na (component A) in which R1 and R2 are identical or different and are C1-C6-alkyl, linear or branched, and/or aryl; n is from 1 to 3, and, as component B, a metal salt of an organic acid, and/or an inorganic zinc, calcium, magnesium, potassium, sodium, aluminum, titanium, tin, antimony, bismuth, or barium compound, where the amount of component A present in the flame retardant mixture is from 70 to 99.5% by weight and the amount of component B present in the flame retardant mixture is from 0.5 to 30% by weight.Type: ApplicationFiled: February 25, 2009Publication date: January 27, 2011Applicant: Clariant Finance (BVI) LimitedInventors: Sebastian Hoerold, Ottmar Schacker, Harald Bauer, Werner Krause, Daniela Eisenhauer
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Patent number: 7863355Abstract: A moulding material for the production of highly flame resistant articles with a matrix of a thermoplastic and a particulate pigment dispersed therein is characterized in that the pigment is light-sensitive and changes colour under the influence of laser light and in that the pigment is a reaction product of at least one halogen-free flame retardant organic nitrogen base with (i) at least one mixed salt with at least two different cations and/or with (ii) a mixture of salt type compounds which on heating can be transformed into at least one salt type compound with at least two different cations, as in (i); wherein in variations (i) and (ii), at least one of the cations is selected from a group (A) of elements Ti, Cr, Mn, Fe, Co, Ni, Cu, Zn, Y, Zr, Nb, Mo, Ag, Sn, Sb, La, Pr, Ta, W and Ce and at least one further cation is selected from a group (B) of elements from periods 3 and 6 of groups II and III, periods 5 and 6 of group IV and periods 4 and 5 of groups III to VIII and the lanthanides of the periodicType: GrantFiled: October 14, 2005Date of Patent: January 4, 2011Assignee: Chemische Fabrik Budenheim KGInventors: Thomas Futterer, Hans-Dieter Naegerl, Vincens Mans Fibla, Ruediger Wissemborski
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Patent number: 7858678Abstract: A thermoplastic polymer blend is disclosed comprising a polyester, a polycarbonate, and a minor amount of a flow enhancer selected from non-sulfonated phosphonium salts. Optionally, impact modifiers and other conventional additives are included.Type: GrantFiled: May 31, 2007Date of Patent: December 28, 2010Assignee: PolyOne CorporationInventors: Roger W Avakian, John Papadopulos
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Publication number: 20100324183Abstract: The present invention relates to a flame-retardant mixture comprising (A) at least one polyurethane as component A, (B) at least one flame retardant selected from the group consisting of tallow, ammonium phosphate, ammonium polyphosphate, calcium carbonate, antimony oxide, zinc borate, clay, montmorillonite clay, metal oxides, metal hydroxides, organic phosphinate compounds, organic phosphate compounds, polyhydric alcohols, melamine compounds, chlorinated polyethylene, and mixtures thereof, as component B, and (C) at least one crosslinking reagent as component C, where the at least one crosslinking reagent is at least one isocyanate dissolved in at least one polyurethane, and also to a process for the production of a flame-retardant polyurethane, to the resultant flame-retardant polyurethane, and also to the use of a solution of at least one isocyanate in at least one polyurethane in the production of a flame-retardant polyurethane for increasing the mechanical stability of flame-retardant polyurethanes.Type: ApplicationFiled: February 19, 2009Publication date: December 23, 2010Applicant: BASF SEInventors: Oliver Steffen Henze, Marc Hansen, Katja Hackmann, Dietmar Meier, Christian Beckmann, Oliver Muehren
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Publication number: 20100317778Abstract: The invention describes a process for the manufacture of a filled rubber compound with improved processability which comprises mixing in one-step a) a rubber, b) a white reinforcing filler, and c) a coupling agent of the Formula (I), wherein the general symbols are as defined in claim 1, or an oligomeric hydrolysis product of the compound of the Formula (I).Type: ApplicationFiled: September 12, 2006Publication date: December 16, 2010Inventors: Michèle Gerster, Gerrit Knobloch, Pierre Rota-Graziosi, Francesco Fuso
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Patent number: 7851528Abstract: A flame retardant resin treated article that excels in flame retardancy and is free from bleedout. A resin composition comprising a flame retarder of metal phosphinate represented by the general formula: (I) (in the formula, each of R1 and R2 is a C1-C6 alkyl or an aryl group having 12 or less carbon atoms; M is calcium, aluminum or zinc; and when M=aluminum, m=3, and otherwise m=2), a reactive organophosphorus flame retarder having an unsaturated group at its terminal and a resin wherein the total content of metal phosphinate and reactive organophosphorus flame retarder is in the range of 5 to 30 mass % is provided in molded form or coating form.Type: GrantFiled: May 23, 2006Date of Patent: December 14, 2010Assignees: Fuji Electric Holdings Co., Ltd., National University Corporation Tokyo University of Agriculture and TechnologyInventors: Toshiyuki Kanno, Yoshinobu Sugata, Hironori Yanase, Kiyotaka Shigehara
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Publication number: 20100307822Abstract: The invention relates to an insulated wire for use in electronic equipment, comprising an electrically conductive core and an insulating layer and/or an insulating jacket consisting of a flame retardant elastomeric composition surrounding the electrically conductive core, wherein the flame retardant elastomeric composition comprises a elastomeric polymer selected from the group consisting of styrenic block copolymers, thermoplastic elastomers and combinations thereof; and a metal salt of a phosphinic acid of the formula [R1R2P(O)O]?mMm+ (formula I) and/or a diphosphinic acid of the formula [O(O)PR1—R—PR2(O)O]2?nMxm+ (formula II), and/or a polymer thereof, wherein R1 and R2 are equal or different substituents chosen from the group consisting of hydrogen, linear, branched and cyclic C1-C6 aliphatic groups, and aromatic groups, R3 is chosen from the group consisting of linear, branched and cyclic C1-C10 aliphatic groups and C6-C10 aromatic and aliphatic-aromatic groups, M is a metal chosen from the group consistType: ApplicationFiled: October 10, 2008Publication date: December 9, 2010Inventor: Angelika Schmidt
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Patent number: 7847032Abstract: A poly(arylene ether) composition includes a hydrogenated block copolymer of an alkenyl aromatic compound and a conjugated diene, a flame retardant, and a poly(arylene ether)-polysiloxane block copolymer reaction product that itself includes a poly(arylene ether)-polysiloxane block copolymer. The composition is useful for forming extruded articles, including insulation for wire and cable. The poly(arylene ether)-polysiloxane block copolymer contributes improved flame retardancy and, in many cases, improved physical properties to the composition.Type: GrantFiled: December 10, 2008Date of Patent: December 7, 2010Assignee: Sabic Innovative Plastics IP B.V.Inventors: Hua Guo, Jian Guo, Kazunari Kosaka, Xiucuo Li
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Publication number: 20100300918Abstract: Described are bottles comprising polyester compositions comprising polyesters which comprise (a) a dicarboxylic acid component having terephthalic acid residues; optionally, aromatic dicarboxylic acid residues or aliphatic dicarboxylic acid residues or ester residues thereof; 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and 1,4-cyclohexanedimethanol residues.Type: ApplicationFiled: August 10, 2010Publication date: December 2, 2010Applicant: EASTMAN CHEMICAL COMPANYInventors: Emmett Dudley Crawford, Thomas Joseph Pecorini, David Scott Porter, Gary Wayne Connell, Michael James Keegan