Solid Graft Or Graft-type Copolymer Contains Backbone Derived From Ethylenic Reactants Only Patents (Class 525/69)
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Patent number: 7932314Abstract: This invention relates to a thermoplastic polymer composition that exhibits an excellent combination of properties for use in manufacturing shipping combs for use in conjunction with moving actuators for hard disk drives. The thermoplastic polymer composition of this invention is comprised of (1) from 10 weight percent to 90 weight percent polycarbonate, (2) from 1 weight percent to 6 weight percent carbon nanotubes, (3) from 5 weight percent to 85 weight percent of a sulfone polymer, (4) from 0.5 weight percent to 10 weight percent of a functionalized rubbery polymer, and (5) from 0.5 weight percent to 5 weight percent of a lubricant selected from the group consisting of high density polyethylene and polyester wax, wherein all weight percentages are based upon the total weight of the thermoplastic polymer composition.Type: GrantFiled: July 28, 2008Date of Patent: April 26, 2011Assignee: Ovation Polymer Technology and Engineered Materials, Inc.Inventors: Hrishikesh Manian, Nishant Negandhi
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Publication number: 20110091707Abstract: The present invention relates to a thermoplastic composition including a polyamide graft polymer including a polyolefin backbone containing a residue of at least one unsaturated monomer having reacted with at least one polyamide graft. The invention also relates to structures, particularly multilayer structures, including said composition. One of the preferred structures of the present invention is a photovoltaic module including said composition. The composition according to the invention can advantageously be used as a binder or encapsulant. It is also used in solar panels and laminated glass.Type: ApplicationFiled: April 27, 2009Publication date: April 21, 2011Inventors: Dominique Jousset, Stephane Bizet, Laurent B. Cartier
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Patent number: 7902299Abstract: Single ion conductors comprising polymer electrolytes prepared by grafting a salt compound onto a comb-branch polymer or dendrimer are disclosed having superior properties.Type: GrantFiled: September 19, 2005Date of Patent: March 8, 2011Assignee: The Regents of the University of CaliforniaInventors: John Borland Kerr, Shanger Wang, Jun Hou, Steven Edward Sloop, Yong Bong Han, Gao Liu
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Patent number: 7863377Abstract: Thermoplastic molding compositions, comprising A) at least one thermoplastic polyester A, B) at least one graft polymer B of b1) a graft base of an elastomeric polymer B1 based on alkyl acrylates, ethylene/propylene, dienes, or on siloxanes, and with a glass transition temperature below 0° C., b2) a graft B2 composed of b21) styrene or of substituted styrenes B21 of formula I ?where R is alkyl or hydrogen and R1 is alkyl radical and n is 1, 2, or 3, or mixture, and b22) at least one unsaturated nitrile B22, C) at least one thermoplastic copolymer C of c1) styrene and/or of substituted styrenes C1 of formula I, and c2) at least one unsaturated nitrile C2, D) at least one copolymer D, obtainable via reaction of d1) at least one thermoplastic methacrylate polymer D1 comprising at least one of epoxy, carboxy, hydroxy, anhydride, or oxazoline, with d2) at least one thermoplastic polyester D2.Type: GrantFiled: July 31, 2006Date of Patent: January 4, 2011Assignee: BASF AGInventors: Martin Weber, Xaver Hopfenspirger
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Patent number: 7863378Abstract: A thermoplastic elastomer composition comprising a thermoplastic vulcanized olefin elastomer (A) and an aromatic vinyl random copolymer (B), wherein the (A) component is a thermoplastic vulcanized elastomer composed of an ethylene-?-olefin copolymer (A-1) and a thermoplastic non-vulcanizable polymer (A-2) and the (B) component is a hydrogenated copolymer rubber composed mainly of random bonding which has an olefinic double bond hydrogenation ratio of 50% or more and comprises 10 to 49% by weight of a conjugated diene monomer and 51 to 90% by weight of an aromatic vinyl monomer.Type: GrantFiled: August 31, 2006Date of Patent: January 4, 2011Assignee: Asahi Kasei Chemicals CorporationInventors: Hajime Nishihara, Toshikazu Hoshina
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Publication number: 20100317799Abstract: An adhesive composition includes a blend of a pressure sensitive adhesive and an additive. The pressure sensitive adhesive includes a (meth)acrylate polymer. The additive includes a copolymer with a vinyl polymeric backbone that includes at least one free radically polymerizable vinyl monomer A and at least one reinforcing comonomer B, wherein B is present at 0 to about 20% by weight of the copolymer, and a pendant polysiloxane monomer grafted to the backbone. The adhesive composition may optionally be crosslinked. The adhesive composition may be applied to a film to form a graphic article. These graphic articles may be applied to a substrate without liquid application aids.Type: ApplicationFiled: August 24, 2010Publication date: December 16, 2010Inventors: Audrey A. Sherman, David J. Yarusso, Frank T. Sher
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Patent number: 7847021Abstract: A modified polyolefin resin comprising a copolymer having a structure that a propylene-based polyolefin segment (a) and a segment (b) containing a lactic acid as a constituent are bonded in a block state and/or a graft state through a vinyl monomer having a hydroxyl group, wherein a number average molecular weight of the propylene-based polyolefin segment (a) is from 1,000 to 100,000, a number average molecular weight of the segment (b) containing lactic acid as a constituent is from 1,000 to 200,000, and a weight composition of the propylene-based polyolefin segment (a) and the segment (b) containing lactic acid as a constituent is from 10/90 to 90/10. The modified polyolefin resin can be used in a resin composition containing an aliphatic polyester resin (A), a polyolefin resin (B) and the modified polyolefin resin (C). The composition can exhibit excellent heat resistance and impact resistance and can be used for molding various parts.Type: GrantFiled: February 9, 2005Date of Patent: December 7, 2010Assignee: Mitsui Chemicals, Inc.Inventors: Hosei Shinoda, Takeshi Kashima, Masahiro Enna, Shinichi Kojoh, Hideyuki Kaneko, Shingo Matsuo, Nobuo Kawahara, Tomoaki Matsugi, Yuichi Matsuda, Takayuki Onogi, Fumio Kageyama
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Patent number: 7834092Abstract: Disclosed are oriented films comprising toughened poly(hydroxy-alkanoic acid) resin compositions comprising poly(hydroxyalkanoic acid) and an impact modifier comprising an ethylene copolymer made from monomers (a) ethylene; (b) one or more olefins of the formula CH2?C(R3)CO2R4, where R3 is hydrogen or an alkyl group with 1-6 carbon atoms, such as methyl, and R4 is glycidyl; and optionally (c) one or more olefins of the formula CH2?C(R1)CO2R2, where R1 is hydrogen or an alkyl group with 2-8 carbon atoms and R2 is an alkyl group with 1-8 carbon atoms, such as methyl, ethyl, or butyl. The ethylene copolymer may further be made from carbon monoxide monomers. The compositions may further comprise one or more ethylene/acrylate and/or ethylene/vinyl ester polymers, ionomers, and cationic grafting agents. Also disclosed are packaging materials and containers comprising the oriented films.Type: GrantFiled: March 26, 2009Date of Patent: November 16, 2010Assignee: E. I. du Pont de Nemours and CompanyInventors: Julius Uradnisheck, Edmund Arthur Flexman
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Patent number: 7829610Abstract: The present invention relates to a polyoxymethylene molding composition comprising: (A) from 0.1 to 5.0% by weight of a compatibilizer, (B) from 5 to 50% by weight of an impact modifier, (C) the remainder to 100% by weight of a polyoxymethylene. The molding compositions of the invention have substantially improved mechanical properties, in particular impact resistance.Type: GrantFiled: August 13, 2007Date of Patent: November 9, 2010Assignee: Ticona GmbHInventor: Nicolai Papke
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Publication number: 20100270820Abstract: The mixture of the invention contains, for 100 parts in weight of (A)+(B): (A) 10 to 90 parts in weight of at least one non-nanostructured olefinic thermoplastic polymer; (B) 90 to 10 parts in weight of a formulation of at least one elastomer having unsaturated double bonds and capable of reacting with a cross-linking or vulcanization agent, said formulation containing a crosslinking or vulcanization system of said elastomer(s), at least one plasticizer, and the standard additives present in elastomer formulations; (C) up to 100 parts in weight, relative to (A)+(B), of at least one copolymer grafted with polyamide blocks, said copolymer comprising a polyolefin trunk and at least 1.Type: ApplicationFiled: July 1, 2008Publication date: October 28, 2010Applicant: Arkema FranceInventors: Marius Hert, Dominique Jousset
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Patent number: 7821740Abstract: A ramp for hard discs which is obtained by molding a resin composition containing (A) a polyoxymethylene resin, and (B) at least one polymeric lubricant selected from the group consisting of (b-1) a polyolefin resin, and (b-2) a polymer obtained by polymerizing an isocyanate compound and a polyalkylene oxide, and which has an excellent sliding property and no deterioration of sliding property due to solvent washing.Type: GrantFiled: July 9, 2007Date of Patent: October 26, 2010Assignee: Asahi Kasei Chemicals CorporationInventors: Mitsuhiro Horio, Hiroshi Tsukahara, Yuuji Yoshinaga
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Patent number: 7812097Abstract: An improved curable formaldehyde-free binding composition is provided. Such curable composition comprises the reaction product of a polyanhydride and a polyol crosslinker and a lower molecular weight anhydride. Initially, the polyanhydride is modified through reaction with a polyol (e.g., a glycol or an alkanolamine) and subsequently is grafted with the lower molecular weight anhydride (e.g., maleic anhydride) to form a water-soluble or water-dispersible curable reaction product. The composition is well suited for binding fibrous materials (e.g., a mat of glass fibers) or for bonding together non-fibrous materials. The binder composition displays an advantageous viscosity so as to facilitate a flowable application with ease combined with an adequately high molecular weight to satisfactorily undergo service as a binder following curing even when harsh environmental conditions (e.g., hot humid air) are encountered for a prolonged period of time.Type: GrantFiled: September 22, 2009Date of Patent: October 12, 2010Assignee: Johns ManvilleInventor: Kiarash Alavi Shooshtari
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Patent number: 7807750Abstract: A thermally-reactive polymer that forms a polymer-coupled reactive species upon heating is described and useful for forming coated surfaces. The polymer-coated surface has improved lubricity and passivity. A thermally-reactive quaternary amine-containing polymer was produced that provides passivity and anti-microbial activity.Type: GrantFiled: September 17, 2004Date of Patent: October 5, 2010Assignee: SurModics, Inc.Inventors: Kristin S. Taton, Patrick E. Guire
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Patent number: 7794834Abstract: A method of making a liquid crystalline fiber is disclosed. A copolymer having a liquid crystalline side group and a crosslinking side group is crosslinked. A fiber of the crosslinking copolymer is drawn before the crosslinking reaction is complete.Type: GrantFiled: June 21, 2006Date of Patent: September 14, 2010Assignee: The United States of America as represented by the Secretary of the NavyInventors: Jawad Naciri, Hong Jeon, Patrick N Keller, Banahalli R Ratna
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Publication number: 20100227097Abstract: Process for modifying a polyolefin grafted with acid or anhydride groups, by at least partial neutralization of these groups with at least one neutralizing agent comprising an organic salt (1) that releases an organic acid (I) during the neutralization, according to which the organic acid (I) derived from the neutralization of the grafted polyolefin is reacted with at least one inorganic salt (2). Modified polyolefin (that can be) obtained by the process described above. Polymeric composition containing (A) at least one polymer, and (B) at least one modified polyolefin (that can be) obtained by the process above. Article comprising the modified polyolefin or the composition described above.Type: ApplicationFiled: May 21, 2010Publication date: September 9, 2010Applicant: ADDCOMP HOLLAND BVInventors: Henri Wautier, Fernand Gauthy, Dino Manfredi
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Patent number: 7737218Abstract: Provided is a method comprising reacting the anionic living end of a polymer with a compound selected from the group consisting of tin halides and silicon halides to produced a polymer with a homolytically cleavable group containing a Sn—C bond or a Si—C bond. An engineered plastic may then be produced by adding the polymer containing a homolytically cleavable group containing a Sn—C bond or a Si—C bond to a solvent comprising at least one vinyl monomer; (b) optionally adding at least one additional inert solvent; (c) optionally adding additives selected from the group consisting of extender oils, modifiers, and antioxidants; and (d) initiating polymerization of the at least one vinyl monomer by the use of an initiator and/or heat, wherein a free radical is produced from the polymer containing a homolytically cleavable group containing a Sn—C bond or a Si—C bond.Type: GrantFiled: December 29, 2006Date of Patent: June 15, 2010Assignee: Bridgestone CorporationInventors: James E. Hall, David F. Lawson
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Patent number: 7723438Abstract: A nanoparticle which includes a multi-armed core and surface decoration which is attached to the core is prepared. A multi-armed core is provided by any of a number of possible routes, exemplary preferred routes being living anionic polymerization that is initiated by a reactive, functionalized anionic initiator and ?-caprolactone polymerization of a bis-MPA dendrimer. The multi-armed core is preferably functionalized on some or all arms. A coupling reaction is then employed to bond surface decoration to one or more arms of the multi-armed core. The surface decoration is a small molecule or oligomer with a degree of polymerization less than 50, a preferred decoration being a PEG oligomer with degree of polymerization between 2 and 24. The nanoparticles (particle size?10 nm) are employed as sacrificial templating porogens to form porous dielectrics. The porogens are mixed with matrix precursors (e.g., methyl silsesquioxane resin), the matrix vitrifies, and the porogens are removed via burnout.Type: GrantFiled: April 28, 2005Date of Patent: May 25, 2010Assignee: International Business Machines CorporationInventors: James Lupton Hedrick, Victor Yee-Way Lee, Teddie Peregrino Magbitang, Robert Dennis Miller
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Patent number: 7705089Abstract: A rubber-modified styrene resin composition having excellent impact resistance, high tensile strength, and good moldability is provided. The present invention is accomplished by a rubber-modified styrene resin composition containing 99.9 to 97 percent by weight of a rubber-modified styrene resin (E) and 0.1 to 3 percent by weight of a polyorganosiloxane-containing graft copolymer (D), the polyorganosiloxane-containing graft copolymer (D) being a specific copolymer prepared with a polyorganosiloxane (A) produced by polymerizing 99.9 to 99.6 percent by weight of a organosiloxane with 0.1 to 0.4 percent by weight of a graft-linking agent.Type: GrantFiled: May 28, 2004Date of Patent: April 27, 2010Assignee: Kaneka CorporationInventors: Takao Shibata, Akira Takaki, Kazunori Saegusa
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Patent number: 7655725Abstract: This invention relates to a process for the preparation of a hydrogenated polymer comprising the steps of hydrogenation of at least one carbon-carbon double bond of an unsaturated polymer in latex in the presence of hydrazine, an oxidizing compound and a catalyst, followed by separation of the hydrogenated polymer from the latex. After the separation of the hydrogenerated polymer from the latex a mixing step is carried out in which the hydrogenated polymer is first mixed with an amine group containing compound and next the hydrogenated polymer is mixed with a compound that is capable of reacting with an amine. The invention also relates to the hydrogenated polymer. The invention further relates to the use of this polymer in a compounds to make an article by shaping and vulcanisation.Type: GrantFiled: July 9, 2003Date of Patent: February 2, 2010Assignee: Zeon CorporationInventors: Johannes Wilhelmus Belt, Marco Marcus Matheus Driessen, Gerhard Vliet Van
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Patent number: 7649048Abstract: The present invention provides a conjugated polymer with provided thereon at least one molecular imprinted polymer (MIP) and a method for preparing such a polymer. The conjugate polymer provided with at least one MIP according to the invention combines both transducer properties and selectivity properties in one single material. Therefore, it is particularly suitable for use in chemo- or bio-sensors. Furthermore, the conjugate polymer provided with at least one MIP may be used in electronic devices and in chromatography, molecular recognition, selective sample enrichment or in catalysis.Type: GrantFiled: October 11, 2005Date of Patent: January 19, 2010Assignees: IMEC, Universiteit HasseltInventors: Laurence Lutsen, Dirk Vanderzande
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Publication number: 20090324867Abstract: Polymer compositions with adhesive properties comprising: (1) at least one fluoropolymer (A) grafted by at least one compound (a) containing at least one functional group (f1) capable of conferring adhesion properties on said polymer; (2) at least one polyolefin (B) grafted by at most 4% by weight, relative to the weight of polyolefin (B), of at least one compound (b) containing at least one functional group (f2) chosen from acid and anhydride groups, optionally completely or partially neutralized by at least one neutralizing agent; and (3) at least one olefin copolymer (C), for which at least 5% by weight of the repeat units are derived from at least one functional monomer (f3) capable of reacting with the functional group (f1) contained in the compound (a).Type: ApplicationFiled: June 26, 2007Publication date: December 31, 2009Applicant: SOLVAY (Societe Anonyme)Inventors: Henri Wautier, Lucienne Detournay
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Patent number: 7608670Abstract: An improved curable formaldehyde-free binding composition is provided. Such curable composition comprises the reaction product of a polyanhydride and a polyol crosslinker and a lower molecular weight anhydride. Initially, the polyanhydride is modified through reaction with a polyol (e.g., a glycol or an alkanolamine) and subsequently is grafted with the lower molecular weight anhydride (e.g., maleic anhydride) to form a water-soluble or water-dispersible curable reaction product. The composition is well suited for binding fibrous materials (e.g., a mat of glass fibers) or for bonding together non-fibrous materials. The binder composition displays an advantageous viscosity so as to facilitate a flowable application with ease combined with an adequately high molecular weight to satisfactorily undergo service as a binder following curing even when harsh environmental conditions (e.g.Type: GrantFiled: November 20, 2006Date of Patent: October 27, 2009Assignee: Johns ManvilleInventor: Kiarash Alavi Shooshtari
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Patent number: 7605210Abstract: A thermoplastic vulcanizate comprising of a dynamically-cured rubber; and a thermoplastic phase, where the thermoplastic phase includes fiber and the reaction product of a methylene donor and a methylene acceptor. The thermoplastic phase could include a functionalized thermoplastic resin.Type: GrantFiled: December 20, 2007Date of Patent: October 20, 2009Assignee: ExxonMobile Chemical Patents Inc.Inventors: Maria D. Ellul, Rodney May, Andre Van Meerbeek
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Publication number: 20090253836Abstract: The present invention relates to flame-retarded flexible thermoplastic compositions of high thermomechanical strength, containing no halogen compound, comprising a graft copolymer containing polyamide blocks and composed of a polyolefin backbone and on average at least one polyamide graft, in which the grafts are attached to the backbone by the radicals of an unsaturated monomer (X) having a function capable of reacting with an amine-terminal polyamide, the radicals of the unsaturated monomer (X) being fixed to the backbone by grafting or copolymerization from its double bond, wherein said composition comprises, in a mixture: 50% to 70% by weight of the graft copolymer containing polyamide blocks, 25% to 35% by weight of a flame retardant selected from ammonium phosphates, phosphinates, pyrophosphates, and polyphosphates, approximately 2% by weight of molecular sieve, such as a zeolite, or of hydrotalcite(s).Type: ApplicationFiled: June 1, 2007Publication date: October 8, 2009Applicant: Arkema FranceInventors: Jean-Jacques Flat, Philippe Blondel, David Meslet
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Patent number: 7592392Abstract: The present invention relates to a novel process for the preparation of solid-supported scavenging reagents and solid-supported functional polymers. The invention further relates to novel solid-supported functional polymers and to their use in organic synthesis and combinatorial chemistry.Type: GrantFiled: March 31, 2004Date of Patent: September 22, 2009Assignee: Merck & Co. Inc.Inventors: Craig W. Lindsley, David D. Wisnoski
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Patent number: 7576159Abstract: Gas-permeable polymeric materials comprise poly(disubstituted acetylene) and a siloxanyl-based polymer. Medical devices, such as ophthalmic devices, are manufactured from such gas-permeable materials.Type: GrantFiled: April 28, 2006Date of Patent: August 18, 2009Assignee: Bausch & Lomb IncorporatedInventors: Joseph C. Salamone, Jay F. Kunzler
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Publication number: 20090186207Abstract: The present invention provides a polycarbonate resin composition comprising 100 parts by mass of (A) a resin component comprising from 5 to 100% by mass of (A-1) an aromatic polycarbonate resin comprising dihydroxybiphenyl as a part of a divalent phenol as a raw material and from 95 to 0% by mass of (A-2) an aromatic polycarbonate resin other than the aromatic polycarbonate resin, and from 0.5 to 10 parts by mass of (B) a polyorganosiloxane-containing graft copolymer, the graft copolymer being dispersed to have an average dispersed particle diameter of from 0.1 to 1.0 ?m, and a thin-walled molded article, a film and a sheet thereof, and the polycarbonate resin composition is excellent in balance among high flame retardancy, high rigidity, high impact resistance and flowability to be applicable to a thin-walled molded article, a film and a sheet.Type: ApplicationFiled: December 15, 2006Publication date: July 23, 2009Applicant: IDEMITSU KOSAN CO., LTD.Inventors: Yusuke Hayata, Akio Nodera
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Patent number: 7550533Abstract: A composition results from the blending of a maleic anhydride grafted metallocene linear low-density polyethylene (mLLDPE) or a maleic anhydride grafted metallocene very low-density polyethylene (mVLDPE) with an alkene or olefin polymer composition. The resultant maleic anhydride grafted polymeric composition adheres well to metal films such as aluminum film. The composition also has rheology properties making the composition efficient to use in co-extrusion processes. Also provided is a method for preparing maleic anhydride grafted propylene polymer compositions.Type: GrantFiled: June 29, 2006Date of Patent: June 23, 2009Assignee: E. I. du Pont de Nemours and CompanyInventor: Christian Leboeuf
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Patent number: 7544739Abstract: Disclosed are adhesive compositions including polymerizable resin, preferably in an amount of from about 10 wt % to about 90 wt % and reactive multifunctional acrylate, preferably in an amount of from about 5 wt % to about 30 wt %. The polymerizable resin can include free radical initiated vinyl addition polymerized resins. The adhesives in preferred embodiments exhibit enhanced bonding strength at high temperatures, such as at about 80° C., and enhanced the fire resistance.Type: GrantFiled: October 6, 2003Date of Patent: June 9, 2009Assignee: Illinois Tool Works Inc.Inventors: Wen-Feng Liu, Barbara Chabut
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Publication number: 20090142610Abstract: The present invention relates to hotmelt adhesive compositions which comprise at least one thermoplastic polyolefin (P) which is solid at 25° C., and also at least one amide (A) of the formula (I) or (II). These hotmelt adhesive compositions are suitable more particularly for the adhesive bonding of polyolefin films. More particularly it is possible to form assemblies of a substrate (S) and polyolefins bonded with a hotmelt adhesive.Type: ApplicationFiled: November 12, 2008Publication date: June 4, 2009Applicant: SIKA TECHNOLOGY AGInventors: Kai Paschkowski, Joerg Plaumann
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Publication number: 20090143531Abstract: An aspect of the description is directed to hydrolysable silane graft propylene-?-olefin copolymers useful for moisture curable sealants, the copolymers comprising a propylene-?-olefin copolymer component comprising propylene-derived units and from 5 to 35 wt %, by weight of the propylene-?-olefin copolymer, of ethylene-derived units or a C4 to C10 ?-olefin-derived unit, and having, in one embodiment, the following features: a density of from 0.850 to 0.920 g/cm3; a MWD of from 1.5 to 20; an Hf of less than or equal to 75 J/g; a Tm of from 25 to 105° C.; and a triad tacticity by 13C NMR of 75% or greater; and a hydrolysable silane component. The graft copolymer can be combined with oil and/or a thermoplastic to form a graft copolymer composition capable of being cross-linked by exposure to moisture.Type: ApplicationFiled: December 4, 2007Publication date: June 4, 2009Inventors: Trazollah Ouhadi, Jean-Roch H. Schauder
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Patent number: 7541418Abstract: A transparent antimicrobial thermoplastic molding composition is disclosed. The composition contains aromatic polycarbonate resin and 0.01 to 3.8 of an antimicrobial compound conforming to formula (I) AgaM1bM22(PO4)3??(I) wherein M1 is at least one ion selected from the group consisting of alkali metal ion, alkaline earth metal ion, ammonium ion and hydrogen ion, M2 a tetravalent metal selected from the group consisting of Ti, Zr and Sn, and where a and b are positive numbers where a+mb=1 where m is a valence of M1, the percent being relative to the weight of the polycarbonate. The composition is suitable for molding articles having good appearance and surface qualities.Type: GrantFiled: December 27, 2005Date of Patent: June 2, 2009Assignee: Bayer MaterialScience LLCInventors: Michael A. Gerace, James P. Mason, John J. Charles
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Patent number: 7531225Abstract: The present invention belongs to the field of polymerization and processing of polymer and relates to the preparation of a kind of functional polyolefin master batch. The functional master batch is produced by liquid phase, melt phase, or solid phase reaction after mixing the polyolefin resin, polyamine and guanidine salt oligomer, olefin monomer and initiator. The molecular structure of functional polyolefin master batch is shown below: wherein R is a polyamine and guanidine salt oligomer bonded onto polyolefin molecular chain by covalence bond, while S is one selected from hydrogen, chlorine, methyl, or phenyl group. Blending mentioned functional master batch with the corresponding polyolefin, the various antimicrobe products, such as fibers, film, pipe and other plastic articles can be obtained. Besides endowing products with excellent permanent antimicrobe property, it also provides fibers with good-dyeable and antistatic ability and bumpers with easy-paintable ability.Type: GrantFiled: May 22, 2007Date of Patent: May 12, 2009Assignees: Shanghai Sujie Science-Technology Co. Ltd., East Chine University of Science and TechnologyInventors: Anna Zheng, Yong Guan, Dafu Wei, Hong Lu
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Patent number: 7524898Abstract: A thermoplastic molding composition containing polycarbonate, polyalkylene terephthalate and an elastomeric impact modifier is disclosed. The impact modifier that exhibits pH value of less than 7 and contains less than 500 ppm of sodium ions, is characterized in its core/shell morphology, where the core contains polymerized butadiene structural units and shell contains polymerized methacrylate structural units. The core is present in an amount of 40 to 70 percent relative to the weight of the impact modifier, and the glass transition temperature of the shell is greater than 23° C. The composition is characterized in its improved surface quality and toughness at low temperatures.Type: GrantFiled: December 1, 2006Date of Patent: April 28, 2009Assignee: Bayer MaterialScience LLCInventors: Xiangyang Li, Pierre R. Moulinie, James P. Mason
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Patent number: 7517934Abstract: Oligomer-modified anionically polymerized polymers, reinforced materials made with the polymers and articles made from the reinforced materials are provided. The oligomer-modified polymers are made by reacting anionically polymerized polymers with low molecular weight acrylic oligomers. The oligomer-modified polymers may be used as adhesives, compatibilizers, reinforcing agents and impact modifiers.Type: GrantFiled: July 27, 2004Date of Patent: April 14, 2009Assignees: BASF Corporation, Dynasol, LLC.Inventors: Gary A. Deeter, Marco A. Villalobos, Sergio Alberto Moctezuma Espiricueto, Javier Revilla Vazquez, Jose Manuel Rojas Garcia, Gerardo Gutierrez Cruz
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Publication number: 20090092816Abstract: The present invention relates to a structure comprising a substrate and at least one first layer applied to the substrate and made of a thermoplastic composition comprising at least one functionalized polyolefin obtained either by copolymerization or by grafting of a polyolefin backbone with an unsaturated monomer comprising an anhydride, acid or epoxide function, said functionalized polyolefin being grafted with polyether units comprising a terminal amine, by means of reactive extrusion, as a breathable waterproof material having a water vapor permeability of at least 300 g/m2 24 h?1 measured according to the standard ASTM E96, method BW (38° C./50% relative humidity), for a film of 25 ?m. It also relates to the use of such a composition as a breathable waterproof material having a water vapor permeability of at least 300 g/m2 24 h?1 (measured according to the standard ASTM E96, method BW 38° C./50% relative humidity), for a film of 25 ?m.Type: ApplicationFiled: February 15, 2007Publication date: April 9, 2009Inventors: Jean Jacques Flat, Marius Hert
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Patent number: 7514147Abstract: Disclosed is a formable thermoplastic multi-layer laminate comprising an outer layer comprising a polymer comprising resorcinol arylate polyester chain members, a middle layer comprising a thermoplastic polymer, an inner-tie layer comprising a thermoplastic polymer comprising a carbonate polymer and an acrylonitrile-styrene graft copolymer comprising at least one of an acrylonitrile-styrene-acrylate graft copolymer (ASA) or an acrylonitrile-butadiene-styrene graft copolymer (ABS), the middle layer being between the outer layer and the inner-tie layer and being in contact with both the outer layer and the inner-tie layer. Also disclosed are a formed multi-layer laminate and an article comprising the multi-layer laminate bonded to a substrate. A method of making the article is also disclosed.Type: GrantFiled: December 30, 2003Date of Patent: April 7, 2009Assignee: Sabic Innovative Plastics IP B.V.Inventors: Michael Shoen Davis, Martin Lindway, Michael T. Roland, Joseph Anthony Suriano, Hua Wang, Vicki Herzl Watkins, Georgios S. Zafiris, Hongyi Zhou
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Patent number: 7495056Abstract: The present invention provides: a novel water-absorbing agent, which exhibits an excellent absorption capacity under a load (AAP), gel layer liquid permeation rate under a load (FRUP), saline flow conductivity (SFC), and shape-maintaining property and ball burst strength (BBS) of a swollen water-absorbing agent aggregate, and excellent persistency of these effects for a long time. The water-absorbing agent, which comprises a polymer obtained by a process including the steps of polymerizing and then crosslinking a monomer including acrylic acid and/or a salt thereof, with the water-absorbing agent being characterized by: (1) exhibiting a free swelling capacity of not less than 23 g/g (GV), a gel deformation of not more than 12.5 cm under a short-time load (0.5 hrPT), and a gel deformation deterioration of not more than 3.Type: GrantFiled: June 9, 2006Date of Patent: February 24, 2009Assignee: Nippon Shokubai Co., Ltd.Inventors: Kazushi Torii, Toshimasa Kitayama, Nobuyuki Harada
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Patent number: 7479525Abstract: A coating composition containing about 40-90% by weight of film forming binder and 10-60% by weight of an organic liquid carrier; wherein the binder contains about (a) 10-70% by weight, based on the weight of the binder, of a dispersed gelled acrylic polymer having (i) a core of gelled polymerized ethylenically unsaturated monomers which is not soluble in the organic liquid carrier and having chemically grafted thereto (ii) substantially linear stabilizer polymeric components that are soluble in the organic liquid carrier and comprise polymerized ethylenically unsaturated monomers and have a weight average molecular weight of about 500-20,000 determined by GPC (gel permeation chromatography) using polystyrene as the standard; wherein the core, the stabilizer polymeric component, or both contain at least 3% by weight of polymerized ethylenically unsaturated monomers having isocyanate groups attached thereto that are capable of reacting with component (b); (b) 30-90% by weight, based on the weight of theType: GrantFiled: September 29, 2003Date of Patent: January 20, 2009Assignee: E.I. Du Pont De Nemours & CompanyInventors: Robert J. Barsotti, Laura Ann Lewin, Christopher Scopazzi
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Publication number: 20090017295Abstract: The present invention provides a fluorinated cyclic olefin electret film including a fluorinated cyclic olefin polymer film characterized by having a cyclic olefin polymer grafted with a fluorocarbon alkyl group, and a parylene film over the fluorinated cyclic olefin polymer film.Type: ApplicationFiled: July 12, 2007Publication date: January 15, 2009Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: JONQ-MIN LIU, DAR-MING CHAING, JEN-LUAN CHEN, MEI-RURNG TSENG
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Patent number: 7452939Abstract: A polyesterified block copolymer represented by the general formula (1), (2) or (3) (for example, polyolefin/polyolefin block copolymer of the following general formula (1)), obtained by an esterification reaction between a terminal maleated polymer and a terminal hydroxylated polymer. Also, a process for producing the same is provided. (1) wherein each of R1 and R2 represents hydrogen or methyl; m is an integer of 10 to 200; n is an integer 10 to 200; k is an integer 5 of to 3000.Type: GrantFiled: March 26, 2003Date of Patent: November 18, 2008Assignees: San-Ei Kougyou Corporation, Takashi SawaguchiInventor: Takashi Sawaguchi
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Patent number: 7442745Abstract: The present invention relates to an aminomethyl polystyrene resin wherein aminomethyl group is grafted only on the surface of polystyrene resin, and a preparation process for the same. More particularly, the present invention is directed to a process for preparing aminomethyl polystyrene resin wherein aminomethyl group is grafted only on the surface of polystyrene resin, which comprises a step for grafting amidomethyl group to surface of polystyrene resin and a step for hydrolysis of the amidomethyl group grafted on the surface of polystyrene resin.Type: GrantFiled: February 8, 2006Date of Patent: October 28, 2008Assignee: BeadTech Inc.Inventors: Yoon-Sik Lee, Sun-Jong Ryoo, Tae-Kyung Lee
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Patent number: 7442744Abstract: The present invention is improved in an enhanced impact resistance of a molded article of a PAS resin and continuous molding (mold release improvement) in mass production and adhesion to coating. The present invention provides a polyarylene sulfide resin composition comprising (A) 100 parts by weight of a polyarylene sulfide resin, (B) 1-20 parts by weight of a graft copolymer formed by the branching or crosslinking chemical bond of an olefin-based copolymer (b-1) and at least one polymer or copolymer (b-2), the olefin copolymer (b-1) composed mainly of an ?-olefin and an ?, ?-unsaturated carboxylic acid ester without a glycidyl group, the polymer or copolymer (b-2) constituted of a specific repeating unit, and (C) 1-20 parts by weight of an olefin copolymer composed mainly of an ?-olefin and a glycidyl ester of an ?,?-unsaturated carboxylic acid.Type: GrantFiled: June 3, 2004Date of Patent: October 28, 2008Assignee: Polyplastics Co., Ltd.Inventors: Kazutomo Tokushige, Sei Wakatsuka
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Patent number: 7442724Abstract: The invention relates to the use of copolymers with styrene-oxide-based, vinyl-functionalized polyethers for preparing aqueous pigment preparations.Type: GrantFiled: October 19, 2004Date of Patent: October 28, 2008Assignee: Goldschmidt GmbHInventors: Jutta Esselborn, Philippe Favresse, Kathrin Lehmann, Ute Linke, Angela Rüttgerodt, Stefan Silber
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Patent number: 7439307Abstract: Articles made from propylene ethylene copolymers with an ethylene content between 8 and 32 mole % have been grafted with maleic anhydride and a peroxide. The functionality level is higher than what is reported with polypropylene.Type: GrantFiled: March 8, 2005Date of Patent: October 21, 2008Assignee: ExxonMobil Chemical Patents Inc.Inventors: Jean-Roch H. Schauder, Sudhin Datta
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Publication number: 20080242801Abstract: The present invention relates to polymer compositions comprising a grafted and at least partially crosslinked mLLDPE that is the reaction product of: (i) a mLLDPE having a density from 0.910 g/cm3 to less than 0.940 g/cm3 and an I2 from 0.7 dg/min to 5.0 dg/min; (ii) a silicon-containing grafting component; and (iii) a crosslinking agent, wherein the composition exhibits a die shrinkage upon extrusion that is at least 10% lower than the composition, prior to grafting and crosslinking of the mLLDPE. These compositions can optionally be blended with HDPE. The compositions can also comprise at least one layer of a film, e.g., made via extrusion.Type: ApplicationFiled: March 7, 2008Publication date: October 2, 2008Inventors: Simone Vigano, Gerd Artur Allerman, Achiel J. Van Loon
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Patent number: 7399792Abstract: An object of the present invention is to provide a novel solid reagent capable of solving the problems of conventional solid reagents based on resin beads. The present invention relates to a solid reagent comprising an organic polymer base in which a polymer side chain is introduced onto the backbone of the organic polymer base via graft polymerization and a reactive functional group is introduced onto the polymer side chain. The organic polymer base is preferably in the form of a fiber, a woven or nonwoven fabric consisting of an assembly of fibers, a porous membrane or a hollow fiber membrane. The graft polymerization is preferably a radiation-induced graft polymerization. Solid reagents according to the present invention can be used in various organic synthetic reactions.Type: GrantFiled: March 3, 2006Date of Patent: July 15, 2008Assignee: Ebara CorporationInventors: Makoto Komatsu, Kazuyoshi Takeda
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Patent number: 7368061Abstract: A continuous process for the production of an elastomer-modified thermoplastic is disclosed. The process entails (i) obtaining graft elastomer (D) having residual moisture content of 1 to 50 wt. %, particularly 5 to 50 wt. %, particularly preferably 10 to 40 wt. %, (ii) introducing (D) and thermoplastic resin (B) through an inlet to a reactor operating under conditions calculated to melt (D) and (B) and to remove organic volatile components C) to produce a molten blend, the reactor being equipped with a plurality of kneading bars, that convey a portion of the molten blend towards the reactor inlet.Type: GrantFiled: April 16, 2004Date of Patent: May 6, 2008Assignee: Lanxess Deutschland GmbHInventors: Alfred Eitel, Haakan Jonsson, Ulrich Liesenfelder, Stefan Moss, Ricarda Nothelle, Andreas Frankenau, Stephen Böhmer
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Publication number: 20080069949Abstract: A compositions containing A) a silane-grafted, largely amorphous poly-? olefin which contains no organically bound chlorine, B) a ketone resin, ketone/aldehyde resin and/or urea/aldehyde resin and/or their hydrogenated derivatives, C) a solvent and D) optionally an auxiliary and/or additive, can be used as primers for promoting the adhesion of coating materials such as paints, varnishes, adhesives, sealants and inks, including printing inks, for example, to plastics, wood, paper, metals, glass, ceramics and concrete.Type: ApplicationFiled: September 14, 2007Publication date: March 20, 2008Applicant: DEGUSSA GmbHInventors: Patrick Glockner, Lutz Mindach, Hinnerk Gordon Becker
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Patent number: 7339003Abstract: An antioxidant which comprises a primary aliphatic hydroxyl group linked to an organic backbone such that upon oxidation a hydroperoxyl moiety capable of boosting the efficacy of free radical scavengers and hydroperoxide decomposer type antioxidants is generated in situ. The antioxidant is preferably a high hydroxyl polyol ester having a hydroxyl number ranging from about 30 to about 180 which ester is the reaction product of polyol and an acid which is at least fifty percent branched carboxylic acid, wherein the unconverted hydroxyl group is reacted with a facile leaving group, thereby producing free —CH2OH groups upon hydrolysis or oxidation.Type: GrantFiled: October 7, 2003Date of Patent: March 4, 2008Assignee: Exxonmobil Research and Engineering CompanyInventors: Haven S. Aldrich, Richard H. Schlosberg, Stanley J. Brois