At Least One Solid Polymer Derived From Ethylenic Reactants Only Patents (Class 524/228)
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Patent number: 9315688Abstract: An aqueous sealant system, a wood product sealed by the aqueous sealant system, and a method for sealing a wood-based substrate. The aqueous sealant system includes: a) a film-forming resin composition including an aqueous latex of an active hydrogen-containing polymer, a filler, and optional additional additives; and b) a multi-isocyanate hardener, wherein the ratio by weight of the component a) to the component b) is 100:3 to 100:10.Type: GrantFiled: April 7, 2011Date of Patent: April 19, 2016Assignee: VALSPAR SOURCING, INC.Inventors: Sha Yanan, Xie Xiaofang, Tang Guiming, Shi Chengfen, Duan Gang
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Patent number: 9029446Abstract: Disclosed are polypropylene articles with improved optical properties and/or an increased temperature of crystallization comprising a polypropylene resin and uniformly dispersed therein from about 1 ppm to about 10 ppm of one or more polycyclic organic pigments selected from blue, green, magenta, red, yellow, orange and violet polycyclic organic pigments and from about 50 ppm to about 250 ppm of one or more aromatic trisamide nucleating agents, where the ppm levels are by weight based on the weight of the polypropylene resin. The polypropylene is for example polypropylene homopolymer. The articles exhibit reduced haze, increased temperature of crystallization and excellent clarity.Type: GrantFiled: November 30, 2010Date of Patent: May 12, 2015Assignee: BASF SEInventors: Jiong Yu, Gerard R. Finnegan, Ralph-Dieter Maier
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Patent number: 8759430Abstract: A novel olefin or polyester (PET) fiber or yarn, or a textile fabric, tufted, knitted, woven and non-woven, is manufactured using olefin or polyester (PET) yarns that contain variable amounts of a unique dye acceptor additive. The fabrics and yarns using this invention can be processed using existing nylon dyeing and finishing systems at atmospheric pressure. The dye acceptor additive can be easily and inexpensively dosed into a conventional yarn or fiber extruder or can be incorporated in blended pellets which can be extruded into a nylon dyeable polyester (PET) or olefin fiber or yarn. A fabric with more than one tone of a color can be dyed in a single dye bath by using different amounts of additive in different yarns. This invention is of particular value in the apparel, carpet and home furnishings industries.Type: GrantFiled: May 19, 2011Date of Patent: June 24, 2014Assignee: Aquadye Fibers, Inc.Inventor: Edward J. Negola
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Publication number: 20140147596Abstract: Solvent-containing clearcoat coating composition comprising (A) an OH-functional (meth)acrylate (co)polymer comprising (A1) 30%-99% by weight, based on the mass of the nonvolatile fraction of (A), of at least one OH-functional (meth)acrylate (co)polymer having an OH number of 60-200 mg KOH/g and glass transition temperature Tg of 15° C. to 100° C., and (A2) 1%-70% by weight, based on the mass of the nonvolatile fraction of (A), of at least one OH-functional (meth)acrylate (co)polymer having an OH number of 60-200 mg KOH/g and a glass transition temperature Tg of ?100° C. to ?20° C., (B) a crosslinker component comprising functional groups reactive toward OH, (C) 0.02%-1.2% by weight, based on the mass of the nonvolatile fraction of (A), of at least one polyamide and (D) 0.04%-2.9% by weight, based on the mass of the nonvolatile fraction of (A), of at least one urea adduct of a polyisocyanate and benzylamine.Type: ApplicationFiled: April 12, 2012Publication date: May 29, 2014Applicant: BASF COATINGS GMBHInventors: Egon Wegner, Peter Mayenfels
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Publication number: 20140039104Abstract: Disclosed are an alkyl(meth)acrylate-based thermoplastic resin composition and a thermoplastic resin with modified scratch resistance and yellowness. The alkyl(meth)acrylate-based thermoplastic resin composition provides improved scratch resistance and low yellowness index while maintaining transparency, flowability, and impact strength, even when the total content of the vinyl cyan-based monomer contained in the resin composition is reduced to a level unattainable by conventional techniques, and the content of the alkyl(meth)acrylate-based monomer is increased.Type: ApplicationFiled: July 27, 2012Publication date: February 6, 2014Applicant: LG CHEM, LTD.Inventors: Hyun Seok Yang, Dae Woo Lee, Han Jong You, Chang Hun Han, Seong Lyong Kim
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Patent number: 8569408Abstract: Disclosed are an acrylonitrile copolymer excellent in thermal stability as a solution (spinning dope) when dissolved in an amide solvent and capable of forming dense polyacrylonitrile fiber suitable for production of carbon fiber, an acrylonitrile copolymer solution in which the acrylonitrile copolymer is dissolved in an amide solvent, and a method for producing polyacrylonitrile precursor fiber for carbon fiber by use of the acrylonitrile copolymer solution. Specifically, an acrylonitrile copolymer contains a sulfonate group derived from a polymerization initiator in an amount of 1.0×10?5 equivalent/g or more, and the value (equivalent ratio) of (the content of a sulfate group derived from the polymerization initiator/the total content of the sulfonate group and the sulfate group) is 0.4 or less; an acrylonitrile copolymer solution contains the aforementioned acrylonitrile copolymer and an amide solvent.Type: GrantFiled: May 12, 2009Date of Patent: October 29, 2013Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Norifumi Hirota, Yusuke Shinmen, Naomasa Matsuyama, Takeshi Nii, Harumi Shibatani
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Publication number: 20130184388Abstract: Disclosed are colorants comprising a colored laked complex of (a) a chromogen molecule having at least one (i) carboxylic acid group, (ii) carboxylate group, (iii) sulfonic acid group, (iv) sulfonate group, or (v) combination thereof, and (b) a polymer, said chromogen molecule and said polymer each being complexed to (c) a metal. Also disclosed are phase change inks containing the colorants.Type: ApplicationFiled: January 18, 2012Publication date: July 18, 2013Applicant: Xerox CorporationInventors: Jeffery H. Banning, Kelley A. Moore, Randall R. Bridgeman, Scott M. Broce, Stephan V. Drappel, Michael B. Meinhardt, Jule W. Thomas, JR.
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Patent number: 8389610Abstract: A rubber composition is provided for coating a steel wire material having initial adhesion strength and water resistant adhesion strength with respect to a steel wire material at or above conventional levels, the rubber composition being compounded with a compound derived from a natural product. Specifically a rubber composition for coating a steel wire material is compounded with from 0.05 to 10 parts by weight of a salt compound per 100 parts by weight of a diene rubber, the salt compound including a dicarboxylic acid derived from a natural product and an amine of a decarboxylated amino acid derived from a natural product.Type: GrantFiled: July 12, 2010Date of Patent: March 5, 2013Assignee: The Yokohama Rubber Co., Ltd.Inventor: Takashi Matsuda
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Patent number: 8367784Abstract: The invention pertains to a process wherein initiators having a half-life from 0.0001 hour to 0.05 hour at the polymerization temperature are dosed to a polymerization mixture. The dosing of such initiator allows improved control of the polymerization rate and faster polymerization rates, and the process will render a polymer with very low residual initiator levels.Type: GrantFiled: October 25, 2010Date of Patent: February 5, 2013Assignee: Akzo Nobel N.V.Inventors: Hans Westmijze, Andreas Petrus Van Swieten, Lambertus Meulenbrugge, Koen Antoon Kornelis Vanduffel
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Publication number: 20120302684Abstract: A process for producing natural rubber-based acrylonitrile butadiene styrene (ABS) powder. The process comprises introducing a portion of natural rubber, mixing divinylbenzene (DVB) with the portion of natural rubber to produce vulcanized natural rubber, mixing the vulcanized natural rubber with a monomer solution to produce grafted natural rubber, mixing a plurality of grafted polybutadiene rubbers with the grafted natural rubber to produce a latex masterbatch and mixing a coagulant to a portion of the latex masterbatch to produce natural rubber-based ABS powder. By mixing the DVB with the portion of natural rubber, an intermediate step which is required in conventional methods before the polymerization process, can be eliminated. A natural rubber-based acrylonitrile butadiene styrene (ABS) powder produced by the process is also disclosed.Type: ApplicationFiled: May 25, 2011Publication date: November 29, 2012Inventors: Suthep Kwampian, Ronnapa Phonthong, Worawan Lamtatimthong
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Publication number: 20120234204Abstract: The present invention provides a process for the production of functionalized carbon nanotubes. The inventive process for the production of functionalized carbon nanotubes involves reacting carboxylic acid moieties of oxidized carbon nanotubes with vapors of a compound containing carboxylic acid reactive groups to produce functionalized carbon nanotubes. The present invention also provides a composition made from a plastic resin and functionalized carbon nanotubes produced by reacting carboxylic acid moieties of oxidized carbon nanotubes with a vapor containing carboxylic acid reactive groups to produce functionalized carbon nanotubes. The inventive process is useful with single-walled carbon nanotubes, double-walled carbon nanotubes and multi-walled carbon nanotubes.Type: ApplicationFiled: March 17, 2011Publication date: September 20, 2012Applicants: Bayer MaterialScience AG, Bayer MaterialScience LLCInventors: Serkan Unal, Robert N. Hunt, Heiko Hocke
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Patent number: 8227541Abstract: An additive mixture containing the components (A), (B) and optionally (C), wherein component (A) is at least one compound of the formula (I) wherein p is zero or 1; m and n are independently of one another an integer from zero to 3; and the radicals R are independently of one another C1-C8alkyl, C1-C8alkoxy, hydroxy, halogen, C1-C8alkylthio, C1-C8alkylsulfoxy or 2 radicals R form together with 2 adjacent carbon atoms of the unsaturated parent ring a 5- to 7-membered carbocyclic or heterocyclic ring; component (B) is at least one compound of the formula (II) wherein x and y are independently of one another an integer from 2 to 10; the radicals A1, A2 and A3 are independently of one another C1-C10alkyl, C5-C12cycloalkyl unsubstituted or substituted by 1 to 3 C1-C10alkyl; phenyl unsubstituted or substituted by 1 to 3 C1-C10alkyl; or C7-C12phenylalkyl, and the radicals A2 and A3 are additionally hydrogen; with the proviso that at least one of the radicals A1 and A2 is branched C3-C10alkyl, C5-C12cycloalType: GrantFiled: December 18, 2008Date of Patent: July 24, 2012Assignee: BASF SEInventors: Klaus Stoll, Urs Hirt, Judy Van De Langkruis
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Patent number: 8163823Abstract: The present invention is directed to a golf ball having at least one layer which includes a polymer composition containing at least 50 wt % of an acid polymer and at least 0.5 wt % of a plasticizer selected from the group consisting of alkylamines, alkanol amines, and fatty acid amines, wherein the weight percentages are based on the total polymeric weight of the polymer composition. At least 70% of the acid groups of the acid polymer are neutralized by a cation source or a metal salt thereof.Type: GrantFiled: December 18, 2009Date of Patent: April 24, 2012Assignee: Acushnet CompanyInventor: Michael J. Sullivan
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Patent number: 8119712Abstract: Golf balls containing at least one layer made from a rubber composition comprising a benzenetrisamide nucleating agent are provided. The rubber composition preferably contains a free-radical initiator agent, cross-linking agent, and fillers along with the base rubber and nucleating agent. Golf balls of various constructions may be made including two-piece, three-piece, and four-piece balls. The composition is used preferably to form a golf ball core having improved resiliency, durability, toughness, and impact strength.Type: GrantFiled: July 10, 2009Date of Patent: February 21, 2012Assignee: Acushnet CompanyInventors: Douglas S. Goguen, Brian Comeau, David A. Bulpett
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Patent number: 8114929Abstract: A composition comprising a clear thermoplastic blend comprising: (a) a polycarbonate component; and (b) a polyester component comprising (i) a polyester based substantially on 1,4 cyclohexane dimethanol and terephthalic acid monomer units, (ii) copolymers polyester based substantially on 1,4 cyclohexane dimethanol and terephthalic acid monomer units and modified with up to 25 mol % of copolymerizable acid and/or diol monomers, and (iii) combinations thereof. The polycarbonate component and the polyester component are present in sufficient proportions to form a molding composition capable of being molded into an article that exhibits transparency and structural integrity after the article is exposed to a caustic aqueous environment for at least 70 hours. The invention also relates to articles made from the composition, methods for making the compositions, and methods for using articles.Type: GrantFiled: December 19, 2006Date of Patent: February 14, 2012Assignee: Sabic Innovative Plastics IP B.V.Inventors: Parminder Agarwal, Rodney W. Fonseca
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Publication number: 20110272620Abstract: The invention is directed to a masterbatch comprising a nucleating organic compound which, on changing to the solid phase, forms crystals and which in its melt phase is soluble in the molten polyethylene and polyethylene. The ingredients of this masterbatch are applied as a nucleating agent masterbatch during the production of polyethylene foam.Type: ApplicationFiled: May 13, 2009Publication date: November 10, 2011Applicant: SAUDI BASIC INDUSTRIES CORPORATIONInventors: Roelof Franciscus Gerardus Maria De Vos, Johan Maria Krist, Pratip Sengupta
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Publication number: 20110130503Abstract: Disclosed are an acrylonitrile copolymer excellent in thermal stability as a solution (spinning dope) when dissolved in an amide solvent and capable of forming dense polyacrylonitrile fiber suitable for production of carbon fiber, an acrylonitrile copolymer solution in which the acrylonitrile copolymer is dissolved in an amide solvent, and a method for producing polyacrylonitrile precursor fiber for carbon fiber by use of the acrylonitrile copolymer solution. Specifically, an acrylonitrile copolymer contains a sulfonate group derived from a polymerization initiator in an amount of 1.0×10?5 equivalent/g or more, and the value (equivalent ratio) of (the content of a sulfate group derived from the polymerization initiator/the total content of the sulfonate group and the sulfate group) is 0.4 or less; an acrylonitrile copolymer solution contains the aforementioned acrylonitrile copolymer and an amide solvent.Type: ApplicationFiled: May 12, 2009Publication date: June 2, 2011Applicant: Mitsubishi Rayon Co., Ltd.Inventors: Norifumi Hirota, Yusuke Shinmen, Naomasa Matsuyama, Takeshi Nii, Harumi Shibatani
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Publication number: 20110108193Abstract: The use of a methacrylic resin composition for hot plate welding, wherein the methacrylic resin composition contains a polymer obtained by polymerization of monomers consisting mainly of methyl methacrylate, and at least one additive selected from the group consisting of fatty acid amides, fatty acid alkyl esters, fatty acid glycerides and aliphatic alcohols.Type: ApplicationFiled: April 7, 2009Publication date: May 12, 2011Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Takao Wake, Kazuhiro Yamazaki
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Patent number: 7790793Abstract: A composition containing a) a natural or synthetic polymer and b) one or more compounds of the formula (I), (II) or (III) wherein R1, R2 and R3 or Y1, Y2 and Y3 or Z1, Z2 and Z3 are e.g. branched C3-C20alkyl.Type: GrantFiled: February 9, 2004Date of Patent: September 7, 2010Assignee: Ciba Specialty Chem. Corp.Inventors: Hans-Werner Schmidt, Markus Blomenhofer, Klaus Stoll, Hans-Rudolf Meier
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Patent number: 7723413Abstract: Disclosed are a composition for controlling the crystallization rate of a polyolefin-based resin, the composition comprising (A) an amide-based compound which is a substituted or unsubstituted cyclohexylamide of 1,2,3-propanetricarboxylic acid or 1,2,3,4-butanetetracarboxylic acid and (B) a fatty acid metal salt, wherein the component (A):component (B) weight ratio is from 100:0 to 30:70; a method for controlling the crystallization rate of a polyolefin-based resin, comprising incorporating the composition into the polyolefin-based resin to obtain a polyolefin-based resin composition and molding the resin composition; molded products obtained by the method; and the like.Type: GrantFiled: December 22, 2004Date of Patent: May 25, 2010Assignee: New Japan Chemical Co., Ltd.Inventors: Masahide Ishikawa, Sukehiro Niga
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Publication number: 20090318593Abstract: A process for improving the flow properties of a melt containing a thermoplastic polymer, which comprises incorporating 0.005% to 0.5% by weight, relative to the weight of the thermoplastic polymer, of one or more additives selected from the group consisting of organic and inorganic compounds with needle-like morphology in their solid state into said thermoplastic polymer prior to or during melt processing.Type: ApplicationFiled: September 21, 2006Publication date: December 24, 2009Inventors: Klaus Stoll, Kurt Hoffmann, Bruno Rotzinger, Hans-Werner Schmidt
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Patent number: 7595356Abstract: The invention relates to a bituminous binder composition comprising: (a) 60-99.75 wt. % bitumen; (b) 0.05-5.0 wt. % of an elastomer; (c) 0.1-30.0 wt. % of a mono-alkyl ester of a vegetate e oil or an animal oil; and (d) 0.1-5.0 of an amide additive; based on the total weight of the bituminous binder composition, and a process for preparing the bituminous binder composition. The inventions further relates to the use of the bituminous binder composition in surface dressing, in particular road construction, road renovation, joint filling and sealing purposes.Type: GrantFiled: March 18, 2005Date of Patent: September 29, 2009Assignee: Latexfalt B.V.Inventors: Bert Jan Lommerts, Anton Nico van Loef, Martinus Rijk Verweij
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Patent number: 7569630Abstract: Disclosed herein are aromatic amide derivatives of the formulae: wherein X1 and X2 are independently selected from the group consisting of —OH, —OR, —OM, —NH2, and —NHR; M is a metal; and R, R1, and R2 are independently selected hydrocarbyl groups.Type: GrantFiled: June 14, 2006Date of Patent: August 4, 2009Assignee: Chemtura CorporationInventors: Qinggao Ma, William A. Wortman, Abuzar Syed, Paul E. Stott, John M. Wefer, David J. Sikora
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Publication number: 20080305345Abstract: A coating composition suitable for protecting a substrate from abrasion. The coating composition comprises chlorosulfonated polyolefin, a monomer mixture and catalyst. The monomer mixture is made from (meth)acrylate monomers. The coating composition also acts as a sound deadener, an anti-slip coating, and an anti-wear coating. It can be applied to a variety of substrates especially on a truck bed as a bedliner.Type: ApplicationFiled: June 5, 2008Publication date: December 11, 2008Inventors: Peter William Uhlianuk, Daniel Lee Neumann
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Patent number: 7086529Abstract: There is provided a packaging material for a photographic light-sensitive material, the packaging material being formed from a resin composition that contains a compound having an unsaturated double bond or that contains a poly(conjugated diene) component, a metal ion that can promote a catalytic oxidation reaction of the unsaturated double bond and the poly(conjugated diene), and a chelating agent that can coordinate the metal ion in an amount sufficient to suppress the catalytic oxidation reaction. There is also provided a photographic light-sensitive material package formed by housing the photographic light-sensitive material in the packaging material for the photographic light-sensitive material.Type: GrantFiled: February 26, 2003Date of Patent: August 8, 2006Assignee: Fuji Photo Film Co., Ltd.Inventors: Takashi Yoneyama, Kenji Sashihara, Takanori Masuda
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Patent number: 7056965Abstract: A polyoxymethylene resin composition, which comprises (A) 100 parts by weight of polyoxymethylene resin, (B) 0.01 to 5 parts by weight of at least one polymer selected from homopolymers of N-vinylcarboxylic acid amides and copolymers of N-vinylcarboxylic acid amides and other vinyl monomers, and (C) 0.01 to 5 parts by weight of at least one compound selected from the group consisting of polyalkylene glycol and its derivatives, fatty acid amides, esters of alcohols and fatty acids, and esters of alcohols and dicarboxylic acids. Such a polyoxymethylene resin composition has a small amount of released formaldehyde gas during production and molding and suppressed scorching generation and is also distinguished in the water resistance and repeated impact resistance of the resulting moldings.Type: GrantFiled: December 26, 2000Date of Patent: June 6, 2006Assignee: Asahi Kasei Kabushiki KaishaInventors: Toshiharu Seyama, Mitsuhiro Horio
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Patent number: 7037962Abstract: The instant invention relates to a thermoplastic polymer composition useful in greenhouse films to enhance plant growth or in general bio-mass production. Further aspects of the invention are a process for enhancing plant growth in greenhouses by incorporating a photoactive additive together with light stabilizers into the greenhouse film and the use of the condensation product of dialkylamino benzaldehyde and barbituric acid together with light stabilizers as a plant growth enhancing additive in polymeric greenhouse films.Type: GrantFiled: October 20, 2003Date of Patent: May 2, 2006Assignee: Ciba Specialty Chemicals Corp.Inventors: Mara Destro, Michela Bonora, Galileo Magnani
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Publication number: 20030220440Abstract: To provide a method for producing a blend composition of an acrylic type polymer having an excellent mechanical characteristic as well as a low temperature characteristic, and to provide a blend composition of an acrylic type polymer, and also to provide a blend composition of an acrylic type polymer for sealing materials having an excellent abrasion resistance which is important for sealing materials.Type: ApplicationFiled: March 10, 2003Publication date: November 27, 2003Applicant: NOK CorporationInventor: Seiji Nakagome
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Patent number: 6649678Abstract: One aspect of the invention is directed to a rubber composition which includes at least one sulfur-vulcanizable elastomer containing olefinic unsaturation, a first processing aid, and a second processing aid of the formula: wherein each of R1 and R2 independently is selected from the group consisting of alkyls having from 12 to 24 carbon atoms, and alkenyls having from 12 to 24 carbon atoms. The elastomer is present in an amount of 100 parts by weight. Also, the first processing aid may be present in an amount of 0 to 20 phr, and the second processing aid may be present in an amount of 0.2 to 20 phr. Another aspect of the invention is directed to a method of making the rubber composition described immediately above, with the method including the step of mixing the elastomer, first processing aid, and second processing aid.Type: GrantFiled: December 30, 2002Date of Patent: November 18, 2003Assignee: Goodyear Tire & Rubber CompanyInventor: Paul Harry Sandstrom
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Patent number: 6573319Abstract: Methods of preparing polyolefin-based molded materials with improved adhesive/coating compatibility by incorporating aromatic carboxylic acid amides and transition metal compounds in the polyolefin-based material prior to molding are described. Methods of producing coated or bonded polyolefin-based, molded materials are also described.Type: GrantFiled: August 15, 2001Date of Patent: June 3, 2003Assignee: Cognis Deütschland GmbHInventors: Paul Birnbrich, Joerg-Dieter Klamann, Rolf Tenhaef
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Publication number: 20030018150Abstract: The present invention provides a resin of the formula: 1Type: ApplicationFiled: July 3, 2002Publication date: January 23, 2003Applicant: Hynix Semiconductor Inc.Inventors: Sung Eun Hong, Min Ho Jung, Hyeong Soo Kim, Jae Chang Jung, Ki Ho Baik
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Patent number: 6451899Abstract: The present invention relates to aqueous formulations comprising: i. at least one hydrophilic particulate polymer P1, as an aqueous dispersion, composed essentially of monoethylenically unsaturated monomers having a water-solubility in the range from 10 to 100 g/l (at 25° C. and 1 bar), and ii. at least one hydrophobic particulate polymer P2, as an aqueous dispersion, composed essentially of ethylenically unsaturated monomers having a water-solubility below 10 g/l (at 25° C. and 1 bar), the glass transition temperature Tg1 of the polymer P1 being less than 10 K different from the glass transition temperature Tg2 of the polymer P2.Type: GrantFiled: November 20, 2000Date of Patent: September 17, 2002Assignee: BASF AktiengesellschaftInventors: Cheng-Le Zhao, Uwe Dittrich, Joachim Roser, Joachim Pakusch, Harald Röckel
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Publication number: 20010027921Abstract: A polyacrylamide gel utilising a buffer system comprising Tris(hydroxymethyl)aminomethane at the concentration range 0.15 to 0.25 M titrated with hydrochloric acid to a pH between 6.5 and 7.5. The gel is substantially stable to polyacrylamide hydrolysis during storage for at extended periods and has an acceptable shelf-life of at least 6 months after storage at about 4° C.Type: ApplicationFiled: February 16, 2001Publication date: October 11, 2001Inventors: Grace Yim Ngan Chan, Nicola Sarah Frances Boyd, Sue Ann Gooley, David Henry Solomon
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Patent number: 6251974Abstract: A film for adhering to a molding compound paste composite during its manufacture, said film being formed from a blend of a film forming polyamide resin and at least one release agent material selected from the group consisting of N, N′ ethylene bis amides of the formula: R1—CO—NH—CH2—CH2—NH—CO—R2, wherein R1 is an aliphatic hydrocarbon chain of about 14 to about 42 carbon atoms, and R2 is a hydrogen atom or an aliphatic hydrocarbon chain of about 14 to about 42 carbon atoms; calcium stearate; a mixture of calcium stearate and silicone; a mixture of calcium stearate and polytetraflurorethylene; polypropylene; modified polypropylene; waxes; fluoroelastomers; silicones; molybdenum disulphide; boron nitride; N, N′ ethylene bis stearamide and polytetrafluoroethylene; N, N′ ethylene bis stearamide and silicone; N, N′ ethylene bis stearamide and graphite; N, N′ ethylene bis stearamide and polypropylene; N, N′ ethylene bis stearamide andType: GrantFiled: July 9, 1999Date of Patent: June 26, 2001Assignee: E. I. du Pont de Nemours and CompanyInventors: Sharon Anne Rossi, Oliver Harold Vogt
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Patent number: 6150441Abstract: This invention provides a composition for double glazing use which satiskfies the requirement of both low moisture permeability and weather-resistant adhesiveness and also has rapid hardenability by addition type curing, can be produced by a line process and is able to be used as a one-pack sealant having excellent shelf stability and mechanical properties, and the composition for double glazing use of this invention comprises (A) a hydrocarbon polymer having at least one alkenyl group in its molecule and a molecular weight of 500 to 300,000, (B) a curing agent having at least two hydrosilyl groups in its molecule, (C) a hydrosilylation catalyst and (D) a tackifier as essential components. When the composition for double glazing use requires one-pack adhesive property, shelf stability improving agent (E) is further used in addition to the components (A) to (D). An isobutylene polymer is desirable as the component (A), and a polyorgano hydrogen siloxane as the component (B).Type: GrantFiled: July 8, 1997Date of Patent: November 21, 2000Assignee: Kanegafuchi Kagaku Kogyo Kabushiki KaishaInventors: Makoto Chiba, Masashi Sakaguchi
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Patent number: 5977219Abstract: Benzotriazole UV absorbers which are substituted at the 5-position of the benzo ring by an electron withdrawing group exhibit enhanced durability and very low loss rates when incorporated into automotive coatings.Type: GrantFiled: October 30, 1997Date of Patent: November 2, 1999Assignee: Ciba Specialty Chemicals CorporationInventors: Ramanathan Ravichandran, Anthony David Debellis, Revathi Iyengar, Joseph Suhadolnik, Jean-Pierre Wolf, Robert Edward Detlefsen, Mervin Gale Wood
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Patent number: 5973042Abstract: There is provided a highly water-absorptive polymer composition comprising:(A) 100 parts by weight of a highly water-absorptive polymer having a crosslinked structure, comprising as its constituent a carboxyl group and/or a carboxylate group; and(B) 0.05 to 10 parts by weight of an additive selected from the group consisting of an oxalic acid (salt) compound, a sulfate of a metal selected from titanium, zirconium and vanadium, and a crystalline or noncrystalline, high-purity particulate titania having a mean particle diameter of 1 .mu.m or less, a specific surface area of 10 m.sup.2 /g or more as determined by the Brunauer-Emmett-Teller method, and, when crystalline, a crystal structure of a mixed type of rutile and anatase.Type: GrantFiled: June 11, 1996Date of Patent: October 26, 1999Assignee: Mitsubishi Chemical CorporationInventors: Kenji Yoshinaga, Shozo Kitagawa, Toshiko Nakamura, Miho Tanaka, Kiichi Ito
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Patent number: 5716667Abstract: A releasable aqueous coating composition used for temporarily protecting a finished coating film coated on an automobile body. It contains (A) an aqueous acrylic resin obtained by copolymerizing a monomer mixture of a (meth)acrylic ester monomer as an essential component and other polymerizable unsaturated monomer, except for (meth)acrylonitrile, as an optional component, and having a glass transition temperature of 5.degree. to 30.degree. C. and a weight average molecular weight of 20,000 or more, (B) an ultraviolet light absorber, and (C) a water repellent material. A method of temporarily protecting the finished coating film on the automobile body by coating the releasable aqueous coating composition onto a surface of a finished cured coating film coated onto the automobile body.Type: GrantFiled: April 22, 1996Date of Patent: February 10, 1998Assignee: Kansai Paint Co., Ltd.Inventors: Seiji Kashiwada, Shouji Takahashi, Hiroshi Inoue, Kenya Suzuki
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Patent number: 5420181Abstract: Thermoplastic molding compositions containingA) ABS-type resin,B) aromatic polycarbonate resins,C) a compound bearing several carboxyl groups or mixtures thereof and optionallyD) further polymer resins,characterized in that an ABS resin with at least one basically acting additive is used as component A, component C is selected from compounds having a molecular weight of from 150 to 260 having at least two carboxyl groups (--COOH) in the molecule, and the weight ratio of basically acting additive in A: carboxyl groups in C is from 5:1 to 1:1.Type: GrantFiled: October 7, 1994Date of Patent: May 30, 1995Assignee: Bayer AktiengesellschaftInventors: Herbert Eichenauer, Karl-Heinz Ott, Alfred Pischtschan, Edgar Leitz, Karl-Erwin Piejko
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Patent number: 5346737Abstract: Incorporation of at least one lubricant and an ethylene-based polymer of the formula E/X/Y wherein E is ethylene, X is methyl acrylate, butyl acrylate, or ethyl acrylate, and Y is glycidyl methacrylate, glycidyl acrylate, or glycidyl vinyl ether into polyacetal compositions results in compositions having good wear resistance and good melt processing thermal stability. The compositions are useful, for example, when molded into parts to be used in sliding applications, such as gears, cams, and conveyor chains.Type: GrantFiled: July 16, 1993Date of Patent: September 13, 1994Assignee: E. I. Du Pont de Nemours and CompanyInventors: Tatsu-Hiro Takahashi, Toshikazu Kobayashi
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Patent number: 5214084Abstract: A polypropylene resin containing an .alpha.-olefinic copolymer rubber and an inorganic filler is stabilized by incorporating therein the following 6 components:(A) a hindered phenolic compound having a molecular weight of not less than 500,(B) a high-molecular hindered piperidine compound such as poly[{6-(1,1,3,3-tetramethylbutyl)amino-1,3,5-triazine-2,4-diyl}{(2,2,6,6- tetramethyl-4-piperidyl)-imino}hexamethylene{(2,2,6,6-tetramethyl-4-piperid yl)imino}],(C) a low-molecular hindered piperidine compound such as 2-methyl-2-(2,2,6,6-tetramethyl-4-piperidyl)amino-N-(2,2,6,6-tetramethyl-4 -piperidyl)propionamide,(D) a benzoate compound such as 2,4-di-t-butylphenyl 3,5-di-t-butyl-4-hydroxybenzoate,(E) a phosphorous compound such as bis(2,4-di-t-butylphenyl) pentaerythritol diphosphite, and(F) an amide compound such as ethylene-bisstearylamide. This composition may also contain a sulfur compound such as dialkyl thiodipropionate and pentaerythritol tetrakis(3-alkylthiopropionate).Type: GrantFiled: August 24, 1992Date of Patent: May 25, 1993Assignee: Sumitomo Chemical Company, Ltd.Inventors: Tamaki Ishii, Shinichi Yachigo
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Patent number: 5183840Abstract: Thermoplastic composition based on a crystalline polyester and a modified vinyl aromatic polymer. It comprises:from 50 to 97% by weight of at least one polymer phase (A) consisting of at least one terpolymer produced by grafting (a) at least one vinyl aromatic monomer and (b) at least one unsaturated nitrile onto (c) at least one rubber, the terpolymer being dispersed in a matrix of a copolymer comprising units derived from (d) at least one unsaturated nitrile and (e) at least one vinyl aromatic monomer, the overall composition of the polymer phase (A) being such that it contains from 17 to 35 parts of unsaturated nitrile, from 10 to 60 parts of rubber, and from 10 to 60 parts of vinyl aromatic monomer per 100 parts by weight of the polymer phase, andfrom 3 to 50% by weight of at least one high molecular weight polybutylene terephthalate (B).Type: GrantFiled: July 31, 1991Date of Patent: February 2, 1993Assignee: Societe Chimique des CharbonnagesInventors: Michel Erpelding, Jacques Vandome
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Patent number: 5155151Abstract: A thermoplastic resin composition having improved heat stability which comprises a thermoplastic resin which contains at least 5% by weight of an .alpha.-alkyl-substituted aromatic copolymer comprising .alpha.-alkyl-substituted aromatic vinyl compound and at least one other comonomer copolymerizable therewith, wherein the composition contains a metal-deactivating agent which has a molecular weight of not more than 2,000 and at least one group of the formula: ##STR1## or an organometallic colorant containing free metal in an amount of not more than 2,000 ppm, from which a molded article having no or less silver streaks can be produced.Type: GrantFiled: February 21, 1992Date of Patent: October 13, 1992Assignee: Sumitomo Naugatuck Co., Ltd.Inventors: Kenji Hashimoto, Syuzi Takahashi, Hiroyuki Minematsu
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Patent number: 5106897Abstract: A method for improving the low temperature impact strength of a thermoplastic polyblend of PETG and SAN which method comprises incorporating therein an effective amount of a dispersant selected from the group consisting of mono- and di-carboxylic acids containing 6 to 36 carbon atoms; alkali and alkaline-earth metal salts and amides of such acids; and aliphatic alcohols containing 6 to 36 carbon atoms.Type: GrantFiled: February 20, 1990Date of Patent: April 21, 1992Assignee: Monsanto CompanyInventors: James Y. Chen, Donald B. Baldridge
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Patent number: 5077328Abstract: A filler-containing polyolefin resin composition comprising a resin composition composed of a polyolefin resin and an inorganic filler exhibits an excellent thermal stability despite the presence of the inorganic filler by adding thereto a particular phenolic antioxidant, an amide or monoglyceride compound of a higher fatty acid and a particular metal inactivating agent.Type: GrantFiled: January 25, 1991Date of Patent: December 31, 1991Assignee: Asahi Denka Kogyo K.K.Inventors: Tohru Haruna, Takashi Takeuchi
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Patent number: 5034441Abstract: Disclosed is a styrene-based resin composition which comprises (a) 100 parts by weight of styrene-based polymer having a high degree of syndiotactic configuration, (b) 0.01 to 15 parts by weight of at least one nucleating agent selected from an organophosphorus compound and a metal salt of an organic acid, and (c) 0.01 to 15 parts by weight of at least one component selected from a polyoxyalkylene compound, a fatty acid and a derivative thereof.The composition can produce various molding products with excellent mold-releasing property, surface gloss, bending strength, bending modulus and heat resistance.Type: GrantFiled: July 27, 1990Date of Patent: July 23, 1991Assignee: Idemitsu Kosan Co., Ltd.Inventors: Akikazu Nakano, Takashi Sumitomo
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Patent number: 4985480Abstract: An inorganic filler-containing polyolefin composition which comprises100 parts by weight of a polyolefin,1-100 parts by weight of an inorganic filler.0.01-1.0 part by weight of a phenolic antioxidant represented by the general formula (I) shown below, andat least one compound selected from the group consisting of the compounds represented by the general formulas (II) to (IV) shown below, and optionally 0.01-1.0 part by weight of a sulfur antioxidant and/or 0.01-2.0 parts by weight of a light stabilizer. ##STR1## wherein R.sub.1 represents an alkyl group of 1-3 carbon atoms,R.sub.2 --CO--NH--(CH.sub.2).sub.n --HN--CO--R.sub.2 (II)wherein R.sub.2 represents an alkyl group or an alkenyl group of 5-21 carbon atoms, and n is an integer of 1 to 6.R.sub.3 --COHN.sub.2 (III)wherein R.sub.3 represents an alkyl group or an alkenyl group of 5-21 carbon atoms. ##STR2## wherein R.sub.Type: GrantFiled: May 8, 1989Date of Patent: January 15, 1991Assignee: Sumitomo Chemical Company, Ltd.Inventors: Yoshiharu Fukui, Kazuhisa Kuroda
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Patent number: 4981899Abstract: Rubber compositions which, in addition to conventional ingredients of an ethylene-propylene copolymeric rubber, an organopolysiloxane having ethylenically unsaturated linkages, a vulcanizing agent and finely divided reinforcing silica filler, contain an N,N'-alkylenediamine bis-stearoamide eliminate the problem of surface staining of the metal molds repeatedly used to mold the rubber composition caused by the aging retarder therein and thus enough aging retarder can be included therein so that rubber vulcinizates having excellent heat resistance can be prepared from the rubber compositions without creating a surface stain problem.Type: GrantFiled: May 25, 1989Date of Patent: January 1, 1991Assignee: Shin-Etsu Chemical Co., Ltd.Inventors: Tsutomu Nakamura, Takeshi Fukuda
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Patent number: 4871590Abstract: A thixotropic hot-melt adhesive contains reactive silane groups and is still viscous and plastically moldable after cooling. It contains a mixture ofat least one thermoplastic material, andat least one thixotropic agent,wherein silane groups are contained either in the thermoplastic material itself or in at least one added silane-based binder.Type: GrantFiled: November 6, 1987Date of Patent: October 3, 1989Assignee: Sika AG, vorm. Kaspar Winkler & Co.Inventors: Peter W. Merz, Lutz-Dieter Zabel
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Patent number: RE34093Abstract: Novel aqueous adhesive and coating compositions composed of (1) an aqueous emulsion (latex) or dispersion of a polymer or interpolymer of one or more vinyl monomers such as an emulsion of a copolymer of vinyl acetate and butyl acrylate and (2) an aqueous emulsion or dispersion of a polyisocyanate which has at least partially reacted with an alcohol having the formula ROH wherein R is a hydrocarbon radical having .[.at least one carbon atom.]. .Iadd.from six to 30 carbon atoms .Iaddend.and wherein the dispersion or emulsion (2) is stabilized with a combined surfactant and alcohol having the formula R' wherein R' is a hydrocarbon radical having at least one carbon atom are described.Type: GrantFiled: July 29, 1985Date of Patent: October 6, 1992Inventors: Clois E. Powell, Gary L. Linden