Phosphorus Is Part Of A Covalent Ring Patents (Class 524/116)
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Patent number: 11007302Abstract: The subject matter of the invention is an autopolymerisable two-component prosthetic base material and a method for its production comprising A) at least one liquid monomer component, and B) at least one powdered component, whereby the prosthetic material comprises in components (A) and/or (B) (i) at least one initiator or one initiator system for autopolymerisation, (ii) core-shell particles modified by an elastic phase, and (iii) at least one urethane (meth)acrylate.Type: GrantFiled: June 30, 2015Date of Patent: May 18, 2021Assignee: KULZER GMBHInventors: Klaus Ruppert, Alfred Hohmann, Stephan Dekert
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Patent number: 10954339Abstract: Provided is a polyimide resin composition and a production method thereof, wherein the polyimide resin composition contains an alicyclic polyimide resin having a structural unit represented by the following general formula (1) and inorganic particles of at least one selected from the group consisting of titanium dioxide, barium titanate, and zirconium oxide, wherein the alicyclic polyimide resin has a glass transition temperature of 260° C. or higher, wherein R1 represents a tetravalent alicyclic hydrocarbon group having a carbon number of from 4 to 22, and R2 represents a divalent aliphatic hydrocarbon group having a carbon number of from 2 to 28 and/or a divalent aromatic hydrocarbon group having a carbon number of from 6 to 27.Type: GrantFiled: March 31, 2017Date of Patent: March 23, 2021Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Kazuaki Mukasa, Yohei Abiko, Aoi Daito, Shinji Sekiguchi
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Patent number: 10696842Abstract: Compositions formed from a blend of polycarbonate/siloxane copolymer, polycarbonate, and polycyclohexylenedimethylene terephthalate are disclosed that provide superior performance in terms of notched Izod impact, glass transition temperature (Tg), strength after aging, ability to withstand secondary processing conditions, and in other respects. Such compositions exceed critical-to-quality requirements for use in manufacturing components for electronic communication devices.Type: GrantFiled: July 21, 2016Date of Patent: June 30, 2020Assignee: SABIC Global Technologies B.V.Inventors: Yuzhen Yang, Hao Zhou, Robert Russell Gallucci, Shreyas Chakravarti, Pooja Bajaj
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Patent number: 10501624Abstract: Compositions comprising A) at least one polymer selected from the group consisting of aromatic polycarbonate and aromatic polyestercarbonate, B) at least one polyester, wherein the polyester is derived from succinic acid and optionally further dicarboxylic acids and aliphatic, cycloaliphatic, araliphatic diols or aromatic diols, C) at least one cyclic phosphazene of structure (IV) wherein R is in each case identical or different and represents an amine radical, in each case optionally halogenated C1- to C8-alkyl, C1- to C8-alkoxy in each case optionally alkyl- and/or halogen-substituted C5- to C6-cycloalkyl, in each case optionally alkyl- and/or halogen- and/or hydroxyl-substituted C6- to C20-aryloxy, in each case optionally alkyl- and/or halogen- and/or bromine-substituted C7- to C12-aralkyl, a halogen radical or an OH radical, k is a whole number from 1 to 10 D) optionally graft polymer, E) optionally vinyl (co)polymer and/or polyalkylene terephthalate, F) optionally additives and also the usType: GrantFiled: June 18, 2015Date of Patent: December 10, 2019Assignee: Covestro Deutschland AGInventors: Mathieu Jung, Ralf Hufen, Thomas Eckel
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Patent number: 10253166Abstract: A flame-retardant microcapsule with a shell containing a cyclic phosphazene molecule, a process for forming a flame-retardant microcapsule with a shell containing a cyclic phosphazene molecule, and an article of manufacture including a flame-retardant microcapsule with a shell containing a cyclic phosphazene molecule are disclosed. The process for forming the flame-retardant microcapsule with the shell containing the cyclic phosphazene molecule may include providing a cyclic phosphazene molecule, forming an aqueous mixture containing the cyclic phosphazene molecule, adding a payload agent into the aqueous mixture, and adding a curing agent into the aqueous mixture.Type: GrantFiled: September 7, 2017Date of Patent: April 9, 2019Assignee: International Business Machines CorporationInventors: Jason T. Wertz, Brandon M. Kobilka, Jacob T. Porter, Joseph Kuczynski
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Patent number: 10196502Abstract: A resin composition, comprising the following components: (a) a thermal-curable resin system, which has a dielectric loss (Df) of not higher than 0.004 at 10 GHz; and (b) an alkenyl phenoxy phosphazene component, wherein the amount of the component (b) is 1 wt % to 30 wt % based on the total weight of the resin system (a) and the component (b).Type: GrantFiled: June 6, 2016Date of Patent: February 5, 2019Assignee: TAIWAN UNION TECHNOLOGY CORPORATIONInventors: Shur-Fen Liu, Meng-Huei Chen
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Patent number: 10099178Abstract: A method of treating an aqueous liquid. The method comprises providing an aqueous feed liquid comprising water and at least one solute to a first side of a membrane. A draw solution comprising water and a draw solute comprising at least one of a phosphazene compound and a triazine compound is provided to a second side of the membrane. At least a portion of the water of the aqueous feed liquid is osmosed across the membrane and into the draw solution to form a diluted draw solution comprising water and the draw solute. The water of the diluted draw solution is separated from the draw solute of the diluted draw solution to form a purified water product. Draw solutes comprising phosphazene compounds and draw solutes comprising triazine compounds are also disclosed, as are methods of forming the draw solutes.Type: GrantFiled: November 20, 2015Date of Patent: October 16, 2018Assignee: Battelle Energy Alliance, LLCInventors: Frederick F. Stewart, Michael T. Benson, Mark L. Stone
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Patent number: 9809677Abstract: Disclosed is a polycarbonate composition including (a) a branched polycarbonate comprising a repeating unit represented by Chemical Formula 1 and a trivalent or tetravalent branched repeating unit connecting the plurality of repeating units represented by Chemical Formula 1 to each other; and (b) a copolycarbonate comprising an aromatic polycarbonate-based first repeating unit, and aromatic polycarbonate-based second repeating units having siloxane bonds which include a repeating unit represented by Chemical Formula 4 and a repeating unit represented by Chemical Formula 5: The polycarbonate composition improves flame retardancy and chemical resistance while maintaining high impact strength and melt index.Type: GrantFiled: December 4, 2015Date of Patent: November 7, 2017Assignee: LG Chem, Ltd.Inventors: Jung Jun Park, Young Young Hwang, Moo Ho Hong, Hyong Min Bahn
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Patent number: 9790349Abstract: A wood plastic composite comprises a thermoplastic resin, a lignocellulosic filler, a flame retardant material in an amount of between 10 to 20 percent by weight, based on the total weight of the composite, and optionally other additives, wherein the flame retardant material comprises one or more compounds selected from the group of a cyclic organophosphorous compound and mixtures of the cyclic organophosphorous compound together with a nitrogen-containing organic compound, and optionally a minor amount of an inorganic flame retardant.Type: GrantFiled: November 14, 2014Date of Patent: October 17, 2017Inventors: N. Matthias Neisius, Ingmar E. Held, Mike Mikolay, Zoran Bdraski, Neal Kendall, Hollie Kennedy
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Patent number: 9567445Abstract: A film comprises a phthalimidine copolycarbonate comprising first repeating units and second repeating units different from the first repeating units, wherein the first repeating units are phthalimidine carbonate units and the second repeating units comprise bisphenol carbonate units that are not the same as the first repeating phthalimidine carbonate units; and a second polycarbonate that is not a phthalimidine copolycarbonate; wherein the film has: a glass transmission temperature of greater than 170° C.; a dielectric constant at 1 kHz, 23° C. and 50% relative humidity of at least 3.0; a dissipation factor at 1 kHz, 23° C. and 50% relative humidity of 1% or less; and a breakdown strength of at least 800 Volt/micrometer.Type: GrantFiled: August 28, 2014Date of Patent: February 14, 2017Assignee: SABIC GLOBAL TECHNOLOGIES B.V.Inventors: James Alan Mahood, Matthew Frank Niemeyer, Anne E. Bolvari, Mark A. Sanner, Neal Pfeiffenberger
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Patent number: 9023923Abstract: Disclosed herein is a flame retardant composition comprising a polycarbonate composition, glass fibers, and a flame retardant that comprises a phenoxyphosphazene compound. Disclosed herein too are methods for manufacturing a flame retardant composition that comprises blending a polycarbonate composition, glass fibers and a flame retardant that comprises a phenoxyphosphazene compound.Type: GrantFiled: May 24, 2013Date of Patent: May 5, 2015Assignee: SABIC Global Technologies B.V.Inventors: Narong An, Jian Yang, Shamsul Hairi Salleh, Dake Shen, Chunjie Zhang
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Patent number: 9023925Abstract: Embodiments of the invention include a phosphorus containing flame retardant which may be the reaction product of a reaction mixture where the reaction mixture includes at least one active hydrogen-containing compound and at least one phosphorus containing compound. The at least one active hydrogen-containing compound is selected from the group of a first polyol having a hydroxyl functionality of at least 3, a polyamine having an amine functionality of at least 2, and an amino alcohol having a combined amine and hydroxyl functionality of at least 2.Type: GrantFiled: March 22, 2012Date of Patent: May 5, 2015Assignee: Dow Global Technologies LLCInventors: Yudong Qi, Xiangyang Tai
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Publication number: 20150086856Abstract: The present invention provides a polycarbonate resin composition for molding a molded article having a thin-walled section and exhibiting a high level of flame resistance and impact resistance, and an excellent surface appearance (low-gloss property). More specifically, the present invention is a polycarbonate resin composition for molding a polycarbonate resin molded article having a thin-walled section with a wall thickness of 0.Type: ApplicationFiled: March 21, 2013Publication date: March 26, 2015Applicant: Mitsubishi Engineering-Plastics CorporationInventors: Keisuke Tomita, Toshiki Monden
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Publication number: 20150025180Abstract: Provided is a polycarbonate resin composition that can exhibit an improved flame retardancy, flowability, rigidity, warping resistance, impact resistance, heat resistance, and wet heat stability all at the same time. This polycarbonate resin composition comprises 3 to 30 mass parts of (C) a phosphazene compound and 0.001 to 1 mass parts of (D) a fluoropolymer per 100 mass parts of the total of a component (A) and a component (B) formed of 40 to 95 mass % of (A) a polycarbonate resin and 5 to 60 mass % of (B) a filler selected from glass fillers and carbon fibers.Type: ApplicationFiled: January 29, 2013Publication date: January 22, 2015Applicant: MITSUBISHI ENGINEERING-PLASTICS CORPORATIONInventor: Toshiki Monden
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Publication number: 20150011688Abstract: The present disclosure relates to blended thermoplastic compositions comprising at least one polycarbonate component, at least one reinforcing filler, at least one phosphorus-containing flame retardant component. The resulting thermoplastic composition can be used in the manufacture of articles requiring materials with improved flame retardancy and optical properties such as light transmittance, while retaining required modulus and impact properties.Type: ApplicationFiled: June 27, 2014Publication date: January 8, 2015Inventors: Narong An, Hiromi Ishida, Hiroshi Iida, Pei Sun, Dake Shen
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Patent number: 8927661Abstract: Disclosed herein is a flame retardant composition comprising 10 to 90 weight percent of a linear polycarbonate; a branched polycarbonate; 10 to 70 weight percent of a polysiloxane-polycarbonate copolymer; and 1 to 20 weight percent of a phosphazene compound; were all weight percents are based on the total weight of the composition. Disclosed herein too is a method comprising blending 10 to 90 weight percent of a linear polycarbonate; a branched polycarbonate; 10 to 70 weight percent of a polysiloxane-polycarbonate copolymer; and 1 to 20 weight percent of a phosphazene compound; to form a flame retardant composition; were all weight percents are based on the total weight of the composition.Type: GrantFiled: May 24, 2013Date of Patent: January 6, 2015Assignee: Sabic Global Technologies B.V.Inventors: Mingfeng Li, Liang Wen, Wei Shan, Yuzhen Xu, Jian Yang
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Publication number: 20140371359Abstract: A recycled resin composition includes polystyrene collected from wasted home electric appliances in an amount of from 51 to 84% by weight, unused polystyrene in an amount of from 11 to 39% by weight, an impact modifier in an amount of from 2 to 4% by weight, and a phosphorous flame retardant in an amount of from 6 to 19% by weight.Type: ApplicationFiled: June 6, 2014Publication date: December 18, 2014Applicant: RICOH COMPANY, LTD.Inventors: Yasushi Akiba, Tadakatsu Harada
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Publication number: 20140371360Abstract: Disclosed herein is a flame retardant composition comprising a polycarbonate; 5 to 10 weight percent of a polysiloxane-polycarbonate copolymer; where the polysiloxane-polycarbonate copolymer comprises an amount of greater than 10 weigh percent of the polysiloxane and where the molecular weight of the polysiloxane-polycarbonate copolymer is greater than or equal to 25,000 grams per mole; 5 to 20 weight percent of a branched polycarbonate; 5 to 60 weight percent of a reinforcing filler; and 1 to 15 weight percent of a flame retarding compoundType: ApplicationFiled: August 28, 2014Publication date: December 18, 2014Inventors: Yun Zheng, Yunan Cheng, Shijie Song
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Publication number: 20140357769Abstract: Disclosed herein are blended thermoplastic compositions comprising at least one polycarbonate polymer, at least one polyester polymer, and at least one reinforcing filler. The thermal blended polycarbonate compositions can optionally further comprise at least one polycarbonate-polysiloxane copolymer, at least one impact modifier polymer, and/or at least one flame retardant. The resulting compositions can be used in the manufacture of articles requiring materials with high modulus and high flowability, while retaining good impact strength. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.Type: ApplicationFiled: June 4, 2014Publication date: December 4, 2014Inventors: Yun Zheng, Shijie Song
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Publication number: 20140288240Abstract: A resin composition contains: (A) 100 parts by weight of the cyanate ester resin; (B) 5 to 80 parts by weight of the styrene-maleic anhydride copolymer; (C) 15 to 80 parts by weight of the styrene-butadiene-divinyl benzene (SBDVB) terpolymer; and (D) 5 to 60 parts by weight of the acrylate compound, where the contents of the styrene-maleic anhydride copolymer, the styrene butadiene divinyl benzene terpolymer, and the acrylate compound are based on 100 parts by weight of the cyanate ester resin. By providing such formulation, the resin composition of the present invention exhibits low dielectric constant, low dielectric dissipation, high thermal stability and high flame resistance, and is useful in manufacturing a prepreg or a resin film, and is further useful in manufacturing a laminate and a printed circuit board.Type: ApplicationFiled: December 16, 2013Publication date: September 25, 2014Applicant: Elite Materials Co., Ltd.Inventor: Chen-Yu HSIEH
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Patent number: 8779040Abstract: The present invention is directed to a composition comprising: (a) a polyethylene terephthalate; (b) a copolycarbonate of 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine (PPPBP) and another bisphenol; (c) a polycarbonate-polysiloxane copolymer; and (d) a non-halogenated flame retardant. The invention is also directed to processes for making such compositions as well as articles derived therefrom.Type: GrantFiled: October 16, 2012Date of Patent: July 15, 2014Assignee: SABIC Global Technologies B.V.Inventors: Chris van der Weele, Johannes Hubertus Gabriel Marie Lohmeijer, Andries J. P. van Zyl
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Publication number: 20140114000Abstract: The present invention relates to an alicyclic polyimide resin composition including 100 parts by mass of an alicyclic polyimide resin (A) having a specific structure and from 1 to 13 parts by mass of a cyano-modified cyclic phenoxy phosphazene compound (B), and a thin-wall molded article formed of the alicyclic polyimide resin composition which is produced by casting a solution of the resin composition and then heating the cast solution. The present invention aims at obtaining an alicyclic polyimide resin composition that is imparted with a good flame retardancy without adding a halogen-based flame retardant, an antimony-based flame retardant, an inorganic metal hydrate, a phosphoric acid salt, etc., thereto, and also is excellent in transparency, heat resistance and insulating property, and a thin-wall molded article obtained from the resin composition.Type: ApplicationFiled: June 20, 2012Publication date: April 24, 2014Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventor: Takashi Makinoshima
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Publication number: 20140107264Abstract: The present invention is directed to a composition comprising: (a) a polyethylene terephthalate; (b) a copolycarbonate of 2-phenyl-3,3-bis(4-hydroxyphenyl)phthalimidine (PPPBP) and another bisphenol; (c) a polycarbonate-polysiloxane copolymer; and (d) a non-halogenated flame retardant. The invention is also directed to processes for making such compositions as well as articles derived therefrom.Type: ApplicationFiled: October 16, 2012Publication date: April 17, 2014Applicant: Sabic Innovative PlasticsInventor: Sabic Innovative Plastics
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Publication number: 20140107265Abstract: A membrane includes a metal or coordination complex that selectively interacts with one or more materials. The membrane can be used for facilitated transport separation of the materials. The metal complex can include any suitable metal center, but preferably includes a late transition metal. The metal complex can also include any suitable ligand, but preferably includes a triphosphacyclononane. The metal complex can be covalently linked to the membrane.Type: ApplicationFiled: October 16, 2012Publication date: April 17, 2014Applicant: BATTELLE ENERGY ALLIANCE, LLCInventors: Aaron D. Wilson, John R. Klaehn, Alan K. Wertsching, Christopher J. Orme, Eric S. Peterson
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Publication number: 20130331492Abstract: Disclosed herein too is a flame retardant composition comprising a polyphenylene ether, a polyphenylene ether-polysiloxane copolymer, or a combination comprising at least one of the foregoing polymers; an impact modifier; and a phosphazene compound. Disclosed herein too is a method comprising blending a polyphenylene ether, a polyphenylene ether-polysiloxane copolymer, or a combination comprising at least one of the foregoing polymers; an impact modifier; and a phosphazene compound.Type: ApplicationFiled: May 24, 2013Publication date: December 12, 2013Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventor: Kirti Sharma
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Patent number: 8604107Abstract: There is provided a resin composition that comprises a polycarbonate resin derived from an ether diol such as isosorbide and that is excellent in flame retardancy, heat resistance, thermal stability, rigidity, transparency and moldability. The resin composition is a flame-retardant resin composition comprising 1 to 60 parts by weight of phosphorus compound (component B) having a thermal decomposition temperature of not higher than 340° C.Type: GrantFiled: May 28, 2008Date of Patent: December 10, 2013Assignee: Teijin LimitedInventors: Toshiyuki Miyake, Masami Kinoshita, Mizuho Saito, Katsuhiko Hironaka
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Publication number: 20130317145Abstract: Disclosed herein is a flame retardant composition comprising a polycarbonate composition, glass fibers, and a flame retardant that comprises a phenoxyphosphazene compound. Disclosed herein too are methods for manufacturing a flame retardant composition that comprises blending a polycarbonate composition, glass fibers and a flame retardant that comprises a phenoxyphosphazene compound.Type: ApplicationFiled: May 24, 2013Publication date: November 28, 2013Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Narong An, Jian Yang, Shamsul Hairi Salleh, Dake Shen, Chunjie Zhang
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Publication number: 20130317147Abstract: Disclosed herein is a flame retardant composition comprising 10 to 90 weight percent of a linear polycarbonate; 5 to 50 weight percent of a polysiloxane-polycarbonate copolymer; where the polysiloxane-polycarbonate copolymer comprises 10 weight percent or more of polysiloxane and where the molecular weight of the polysiloxane is 30,000 grams per mole or greater; and 1 to 20 weight percent of a phosphazene compound; where all weight percents are based on the total weight of the composition.Type: ApplicationFiled: May 24, 2013Publication date: November 28, 2013Inventors: Mingfeng Li, Liang Wen, Wei Shan, Yuzhen Xu, Jian Yang
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Publication number: 20130317141Abstract: Disclosed herein is a flame retardant polycarbonate composition comprising 10 to 90 weight percent of a polycarbonate composition, a fibrous reinforcing and a flame retardant composition that comprises a phosphazene compound and a mineral filler synergist. In an embodiment, the polycarbonate composition comprises a first copolyestercarbonate copolymer and a second copolyestercarbonate copolymer, where the first copolyestercarbonate copolymer has a lower molecular weight than the second copolyestercarbonate copolymer. In another embodiment, the polycarbonate composition comprises a linear polycarbonate, a branched polycarbonate, or a combination of a linear and a branched polycarbonate. Disclosed herein too is a method of manufacturing the composition and articles that can be manufactured from the composition.Type: ApplicationFiled: May 23, 2013Publication date: November 28, 2013Inventors: Yunan Cheng, Yun Zheng, Shijie Song
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Publication number: 20130317143Abstract: Disclosed herein is a flame retardant composition comprising 20 to 80 weight percent of a polycarbonate composition; where the polycarbonate composition comprises a polysiloxane-carbonate copolymer; an impact modifier in an amount of 0.5 to 25 weight percent; and 1 to 20 weight percent of a phosphazene compound; where all weight percents are based on the total weight of the flame retardant composition. Disclosed herein too is a method comprising blending 20 to 80 weight percent of a polycarbonate composition; where the polycarbonate composition comprises a polysiloxane-carbonate copolymer; an impact modifier in an amount of 0.5 to 25 weight percent; and 1 to 20 weight percent of a phosphazene compound to produce a flame retardant composition; where all weight percents are based on the total weight of the flame retardant composition; and extruding and molding the flame retardant composition.Type: ApplicationFiled: May 23, 2013Publication date: November 28, 2013Inventors: Vikram Daga, Amit Kulkarni, Wei Zhao
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Publication number: 20130317148Abstract: Disclosed herein is a flame retardant composition comprising a polycarbonate; 5 to 10 weight percent of a polysiloxane-polycarbonate copolymer; where the polysiloxane-polycarbonate copolymer comprises an amount of greater than 10 weigh percent of the polysiloxane and where the molecular weight of the polysiloxane-polycarbonate copolymer is greater than or equal to 25,000 grams per mole; 5 to 20 weight percent of a branched polycarbonate; 5 to 60 weight percent of a reinforcing filler; and 1 to 15 weight percent of a flame retarding compound.Type: ApplicationFiled: May 24, 2013Publication date: November 28, 2013Applicant: Sabic Innovative Plastics IP B.V.Inventors: Yun Zheng, Yunan Cheng, Shijie Song
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Publication number: 20130317146Abstract: Disclosed herein is a flame retardant composition comprising 10 to 90 weight percent of a linear polycarbonate; a branched polycarbonate; 10 to 70 weight percent of a polysiloxane-polycarbonate copolymer; and 1 to 20 weight percent of a phosphazene compound; were all weight percents are based on the total weight of the composition. Disclosed herein too is a method comprising blending 10 to 90 weight percent of a linear polycarbonate; a branched polycarbonate; 10 to 70 weight percent of a polysiloxane-polycarbonate copolymer; and 1 to 20 weight percent of a phosphazene compound; to form a flame retardant composition; were all weight percents are based on the total weight of the composition.Type: ApplicationFiled: May 24, 2013Publication date: November 28, 2013Inventors: Mingfeng Li, Liang Wen, Wei Shan, Yuzhen Xu, Jian Yang
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Publication number: 20130317144Abstract: Disclosed herein is a flame retardant composition comprising 20 to 80 weight percent of a polycarbonate; 1 to 20 weight percent of a laser activatable additive; the laser activatable additive being operative to plate the flame retardant composition upon being activated by a laser; and 1 to 20 weight percent of a phosphazene compound; where all weight percents are based on the total weight of the flame retardant composition. Disclosed herein too is a method comprising blending 20 to 80 weight percent of a polycarbonate; 1 to 20 weight percent of a laser activatable additive; the laser activatable additive being operative to plate the flame retardant composition upon being activated by a laser; and 1 to 20 weight percent of a phosphazene compound to produce a flame retardant composition; where all weight percents are based on the total weight of the flame retardant composition; and extruding the flame retardant composition.Type: ApplicationFiled: May 23, 2013Publication date: November 28, 2013Inventors: Tong Wu, Yegang Lin, Ying Li
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Publication number: 20130317142Abstract: Disclosed herein is a flame retardant composition comprising 10 to 75 weight percent of a polycarbonate; 10 to 30 weight percent of a polyester; 10 to 35 weight percent of a polysiloxane-polycarbonate copolymer; and a phosphazene flame retardant, where all weight percents are based on the total weight of the flame retardant composition. Disclosed herein too is a method of manufacturing a flame retardant composition comprising blending 30 to 50 weight percent of a polycarbonate; 10 to 30 weight percent of a polyester; 10 to 35 weight percent of a polysiloxane-polycarbonate copolymer; and a phosphazene flame retardant, where all weight percents are based on the total weight of the flame retardant composition.Type: ApplicationFiled: May 23, 2013Publication date: November 28, 2013Inventors: Lin Chen, Dake Shen, Shun Wan, Hongtao Shi
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Patent number: 8519035Abstract: The present invention is related to the use of specific cyclic and/or polymeric aryl-phosphines as flame retardants and to a method for reducing the flammability of organic material by incorporating into the material these specific cyclic and/or polymeric phosphines. Moreover, the invention is related to a polymeric composition containing a polymeric material and at least one of the specific cyclic and/or polymeric phosphines in an amount of from 1 to 15% by weight, based on the weight of the polymeric material. The invention also relates to a composition comprising at least one of the specific cyclic and/or polymeric phosphines and at least one polymerizable monomer.Type: GrantFiled: September 3, 2008Date of Patent: August 27, 2013Assignee: BASF SEInventors: Alexander Tishkov, Gunter Scherhag, Klemens Massonne, Matthias Maase, Calvin Emanuel, Larry D. Timberlake, Mark V. Hanson
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Publication number: 20130210968Abstract: The invention relates to flame-retardant polyester compounds comprising as component A 40% to 89.9% by weight of thermoplastic polyesters, as component B 5% to 25% by weight of phosphinic salt of the formula (V) and/or diphosphinic salt of the formula (VI) and/or polymers thereof, in which R1 and R2 are H or C1-C6-alkyl and/or aryl; R3 is C1-C10-alkylene, C6-C10-arylene, -alkylarylene or -arylalkylene; M is Mg, Ca, Al, Sb, Sn, Ge, Ti, Fe, Zr, Ce, Bi, Sr, Mn, Li, Na, K and/or a protonated nitrogen base; m is 1 to 4; n is 1 to 4; and x is 1 to 4, and as component C 5% to 25% by weight of a phosphazene, as component D 0% to 15% by weight of reaction products of melamine with phosphoric acid and/or condensed phosphoric acids, as component E 0% to 45% by weight of reinforcing agents, and as component F 0.1% to 3% by weight of further additives, the sum of the components by weight being 100% by weight.Type: ApplicationFiled: October 25, 2011Publication date: August 15, 2013Applicant: CLARIANT FINANCE (BVI) LIMITEDInventors: Sebastian Hoerold, Wolfgang Wanzke, Elke Schlosser, Bernd Nass
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Patent number: 8501874Abstract: The present invention relates to thermosetting resin compositions which are suitably used for manufacturing circuit boards, such as flexible printed circuit boards (FPCs) and build-up circuit boards, and to multilayer bodies and circuit boards manufactured using such thermosetting resin compositions. A thermosetting resin composition contains a polyimide resin component (A), a phenol resin component (B), and an epoxy resin component (C). The mixing ratio by weight (A)/[(B)+(C)] is in a range of 0.4 to 2.0, the mixing ratio by weight being the ratio of the weight of the component (A) to the total weight of the component (B) and the component (C). By using such a thermosetting resin composition, it is possible to manufacture multilayer bodies and circuit boards which are excellent in dielectric characteristics, adhesiveness, processability, heat resistance, flowability, etc. A thermosetting resin composition contains a polyimide resin (A), a phosphazene compound (D), and a cyanate ester compound (E).Type: GrantFiled: August 8, 2008Date of Patent: August 6, 2013Assignee: Kaneka CorporationInventors: Shigeru Tanaka, Kanji Shimoohsako, Takashi Itoh, Koji Okada, Mutsuaki Murakami
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Publication number: 20130165562Abstract: A phosphorous flame retardant containing clay is made in two steps. First, chlorines of hexachlorocyclotriphosphazene (HCP) are substituted with poly(oxyalkylene)-amines in the replacement reaction. Layered or exfoliated clay are then added to perform the intercalation, exfoliation or adsorption reaction to produce the phosphorous flame retardant. The phosphorous flame retardant can be further mixed with a polymer to promote the flame-retarding effect of the polymer.Type: ApplicationFiled: July 29, 2012Publication date: June 27, 2013Applicant: NATIONAL TAIWAN UNIVERSITYInventors: Jiang-Jen Lin, Ting-Kai Huang
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Publication number: 20120315814Abstract: A high-frequency copper claded laminate for use in an operational frequency of at least 1 GHz possesses properties of dielectric constant (Dk) less than 3.2, dissipation factor (Df) less than 0.005, high glass transition temperature, high thermal stability and low moisture absorption; the laminate contains a tack-free prepreg constituted by a reinforcement impregnated with an inventive resin mixture at least comprising a high-molecular-weight polybutadiene resin, a low-molecular-weight polybutadiene resin, a modified thermosetting polyphenylene ether resin and an inorganic powder; and particularly the tack-free prepreg can be processed into the copper claded laminates through automated layup processing to satisfy a long-felt but unmet needs in the filed of producing copper claded laminate.Type: ApplicationFiled: June 1, 2012Publication date: December 13, 2012Applicant: NAN YA PLASTICS CORPORATIONInventors: Dein-Run FUNG, Te-Chao LIAO, Hao-Sheng CHEN, Chun-Lai CHEN
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Publication number: 20120289634Abstract: The invention relates to a thermoplastic molding composition comprising a) from 30 to 95% by weight of at least one aliphatic polyamide or copolyamide, as component A, b) from 1 to 15% by weight of at least one cyclic phenoxyphosphazene having at least 3 phenoxyphosphazene units, as component B, c) from 3 to 20% by weight of at least one (di)phosphinate salt, as component C, d) from 1 to 15% by weight of at least one reaction product of melamine with a phosphorus acid, as component D, e) from 0 to 5% by weight of at least one metal borate, as component E, f) from 0 to 20% by weight of at least one impact-modifying polymer, as component F, g) from 0 to 50% by weight of glass fibers, as component G, and h) from 0 to 30% by weight of further additives, as component H, where the total amount of components A to H gives 100% by weight.Type: ApplicationFiled: May 8, 2012Publication date: November 15, 2012Applicant: BASF SEInventor: Alexander König
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Patent number: 8278375Abstract: Mixtures of three types of linear, branched or cyclic phosphates are useful flame retardants, especially for thermoplastic resins or as functional additives in polymer matrices.Type: GrantFiled: July 5, 2006Date of Patent: October 2, 2012Assignee: Rhodia UK LimitedInventors: Vincent Schanen, Dwight Shamblee, Gleb Priimov, Julie Ann Salter
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Patent number: 8268917Abstract: A resin composition, containing at least (A) a polylactic acid, (B) a phosphazene compound and (C) a crystal nucleator.Type: GrantFiled: August 26, 2010Date of Patent: September 18, 2012Assignee: Fuji Xerox Co., Ltd.Inventors: Masaya Ikuno, Kenji Yao, Sayaka Inoue
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Publication number: 20120190781Abstract: The thermoplastic molding composition comprises a) from 30 to 95% by weight of at least one aliphatic polyamide or copolyamide, as component A, b) from 1 to 30% by weight of at least one cyclic phenoxyphosphazene having at least 3 phenoxyphosphazene units, as component B, c) from 1 to 15% by weight of red phosphorus, as component C, d) from 0.1 to 20% by weight of at least one impact-modifying polymer, as component D, e) from 0 to 50% by weight of glass fibers, as component E, and f) from 0 to 30% by weight of further additives, as component F, where the total amount of components A to F gives 100% by weight.Type: ApplicationFiled: January 18, 2012Publication date: July 26, 2012Applicant: BASF SEInventors: Alexander König, Siqi Xue, Klaus Uske, Michael Roth
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Patent number: 8222329Abstract: Disclosed herein is a symmetric cyclic phosphonate compound represented by the following Formula 1, a method of preparing the same and a flame retardant styrenic resin composition including the same: wherein R1 and R2 are each independently hydrogen, C1-C6 alkyl or C6-C20 aryl. The styrene resin composition employing the symmetric cyclic phosphonate compound exhibits good flame retardancy and impact strength, does not release halide gas during preparation or combustion of the resin composition, and thus is environmentally friendly.Type: GrantFiled: February 5, 2010Date of Patent: July 17, 2012Assignee: Cheil Industries Inc.Inventors: Beom Jun Joo, Sang Hyen Hong, Min Soo Lee, Byun Kun Lee
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Patent number: 8206832Abstract: There is provided a photosensitive thermosetting resin composition of an alkali development type from which it is possible to form a coating film that is halogen-free yet has high-level flame retardancy, has a superior low warpage property after it is cured, is excellent in plasticity, resolution, soldering heat resistance, chemical resistance, and the like, and a flexible printed circuit board using the same.Type: GrantFiled: November 29, 2007Date of Patent: June 26, 2012Assignee: Kyocera Chemical CorporationInventors: Tetsuya Ezaki, Masakazu Fujiwara, Masanobu Yanahara
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Publication number: 20120021202Abstract: Provided is a film or sheet composed of a resin composition that includes a poly lactic acid (A), an acidic functional group-modified olefinic polymer (B) including an acidic functional group and having an acid value of 10 to 70 mg KOH/g and a weight average molecular weight of 10,000 to 80,000, a tetrafluoroethylene polymer (C), and an aromatic cyclic phosphazene-containing flame retardant (D) including a compound of General Formula (I) and in which the aromatic cyclic phosphazene-containing flame retardant (D) is included in an amount of 10 to 70 parts by weight based on 100 parts by weight of the poly lactic acid (A), and a method for manufacturing the film or sheet by melt film formation. Each sign in Formula is as described in the specification.Type: ApplicationFiled: January 26, 2011Publication date: January 26, 2012Applicant: NITTO DENKO CORPORATIONInventors: Hiroki Senda, Shigeki Ishiguro
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Patent number: 8093316Abstract: Disclosed are polymer blends comprising a mixture of (A) at least one polyester prepared by the reaction of at least one diol with at least one dicarboxylic acid or dialkyl ester thereof in the presence of a metallic catalyst; (B) at least one phosphite ester compound; and (C) at least one hindered amine light stabilizer. The polymer blends exhibit improved color, especially when used as a component of a polyester/polycarbonate blend.Type: GrantFiled: February 4, 2004Date of Patent: January 10, 2012Assignee: Eastman Chemical CompanyInventors: Jason Clay Pearson, Douglas Stephens McWilliams, Gether Irick, Jr., Max Allen Weaver
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Publication number: 20110263764Abstract: The present invention is related to the use of specific cyclic and/or polymeric aryl-phosphines as flame retardants and to a method for reducing the flammability of organic material by incorporating into the material these specific cyclic and/or polymeric phosphines. Moreover, the invention is related to a polymeric composition containing a polymeric material and at least one of the specific cyclic and/or polymeric phosphines in an amount of from 1 to 15% by weight, based on the weight of the polymeric material. The invention also relates to a composition comprising at least one of the specific cyclic and/or polymeric phosphines and at least one polymerizable monomer.Type: ApplicationFiled: September 3, 2008Publication date: October 27, 2011Applicant: BASF SEInventors: Alexander Tishkov, Gunter Scherhag, Klemens Massonne, Matthias Maase, Calvin Emanuel, Larry D. Timberlake, Mark V. Hanson
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Publication number: 20110230607Abstract: A resin composition, containing at least (A) a polylactic acid, (B) a phosphazene compound and (C) a crystal nucleator.Type: ApplicationFiled: August 26, 2010Publication date: September 22, 2011Applicant: FUJI XEROX CO., LTD.Inventors: Masaya IKUNO, Kenji YAO, Sayaka INOUE
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Publication number: 20110218278Abstract: A resin composition containing at least (A) a polylactic acid, (B) a phosphazene compound, and (C) a rubber and/or thermoplastic elastomer.Type: ApplicationFiled: August 26, 2010Publication date: September 8, 2011Applicant: FUJI XEROX CO., LTD.Inventors: Masaya IKUNO, Masayuki Okoshi, Kenji Yao, Masahiro Moriyama