Polymer Of An Ethylenically Unsaturated Reactant With A Saturated Reactant Patents (Class 528/392)
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Patent number: 7135542Abstract: Bidentate ligand of formula (I), R1R2M1-R-M2R3R4 wherein M1 and M2 each indenpendently represent P, As or Sb; R1, R2, R3 and R4 each independently represent the same or a different optionally substituted organic group and at least one of R1, R2, R3 and R4 contains a tertiary carbon atom through which the group is linked to M1 or M2; and R represents a bridging group based on a trimethylene group connecting M1 and M2 of which the middle carbon atom is double bonded to a non-metal element chosen from group 14, 15 or 16 of the periodic table of elements. Catalyst comprising this bidentate ligand and carbonylation process n which this catalyst is used.Type: GrantFiled: November 5, 2002Date of Patent: November 14, 2006Assignee: Shell Oil CompanyInventors: Eit Drent, Roelof Van Ginkel, Renata Helena Van Der Made
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Patent number: 7109289Abstract: A modified polyoxyalkylene polyamine obtained by addition reaction of a polyoxyalkylene polyamine and an alkenyl group-containing compound has a low viscosity and it provides, when used as a curing agent for epoxy resin, an epoxy resin composition which can provide an epoxy resin cured product having excellent chemical resistance.Type: GrantFiled: January 30, 2004Date of Patent: September 19, 2006Assignee: Mitsubishi Gas Chemical Company, Inc.Inventors: Masatoshi Echigo, Hisayuki Kuwahara, Takeshi Koyama
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Patent number: 7084186Abstract: Crosslinkable resin compositions that are cured easily by irradiation with active energy beams and particularly cured quickly with ultraviolet ray are provided, which comprises a polymer containing a maleimido group and an ethylenically unsaturated group. The composition may be an aqueous composition. They provide cured films which are excellent in durability, free from coloring and odors, and also excellent in abrasion resistance, adhesion to substrates, surface smoothness, and chemical resistance.Type: GrantFiled: June 19, 2001Date of Patent: August 1, 2006Assignee: Toagosei Co., Ltd.Inventors: Eiichi Okazaki, Hideo Matsuzaki, Keiji Maeda, Kuniniko Mizotani
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Patent number: 7048925Abstract: Polyacetals comprising a recurring units represented by a formula selected from the group consisting of formula (I) and (II): wherein A comprises at least one acetal group; B is selected from the group consisting of —CH—, —CH(CH3)—, CH2CH—, —CH2C(CH3)—, —CH(CH3)CH—, and —CHCH(CH3)CH(CH3)—; Z is selected from the group consisting of C(O)OR1, C(O)SR1, C(O)NR1R2, and VU; V is a linker group; U is selected from the group consisting of poly(ethyleneimine), poly(propyleneimine), poly(lysine), PAMAM dendrimer, octaamine dendrimer, hexadecaamine dendrimer, enhancer, and targeting receptor; R1 and R2 are each individually selected from the group consisting of hydrogen, C1 to C10 alkyl, and C6 to C10 aryl; D is a linkage selected from the group consisting of carboxylic amide, carboxylic ester, urea, and urethane; and G is selected from the group consisting of C4 to C20 alkyl, C6-C10 aryl, and —(OCH2CH2)n—, where n is in the range of 1 to about 250, are useful in nucleic acid delivery applications.Type: GrantFiled: August 28, 2003Date of Patent: May 23, 2006Assignee: Nitto Denko CorporationInventors: Sang Van, Nitnara Viroonchatapan, Shouping Ji, Lei Yu
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Patent number: 7045589Abstract: Bioerodible poly(ortho esters) useful as orthopedic implants or vehicles for the sustained delivery of pharmaceutical, cosmetic and agricultural agents from dioxane-based di(ketene acetals). Block copolymers contain these bioerodible poly(ortho esters). These block copolymers have both hydrophilic and hydrophobic blocks. They form micelles in aqueous solution, making them suitable for encapsulation or solubilization of hydrophobic or water-insoluble materials; and they also form bioerodible matrices for the sustained release of active agents.Type: GrantFiled: November 15, 2002Date of Patent: May 16, 2006Assignee: A.P. Pharma, Inc.Inventors: Jorge Heller, Steven Y. Ng
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Patent number: 7034094Abstract: There is provided the process for effectively preparing the fluorine-containing polymer without using CFC and HCFC which have a high polymerization rate and a high ozone depletion potential and a coating film having excellent mechanical properties, solvent resistance and chemical resistance can be formed using the obtained fluorine-containing polymer. In preparing the fluorine-containing polymer by polymerizing a monomer containing a fluoroolefin in a polymerization medium, the fluorine-containing solvent having an ozone depletion potential of 0 and a solubility of hydroxybutyl vinyl ether of not less than 0.5% is used as the polymerization medium.Type: GrantFiled: December 11, 2001Date of Patent: April 25, 2006Assignee: Daikin Industries, Ltd.Inventors: Nobuhiko Tsuda, Ryoichi Fukagawa, Keisuke Tano, Daisuke Tanizawa
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Patent number: 7019107Abstract: The invention relates to a catalytical process for preparing poly(3-hydroxyalkanoates) by copolymerizing an oxirane compound with carbon monoxide in the presence of a) at least one single- or multicenter neutral transition metal complex (A) based on a metal of groups 5 to 11 of the Periodic Table of the Elements, in which the metal center(s) is/are present in the formal oxidation state 0, and/or b) at least one single- or multicenter anionic transition metal complex (B) based on a metal of groups 5 to 11 of the Periodic Table of the Elements, where multicenter transition metal complexes have metal centers which, without exception, are of the same transition metal, which comprises carrying out the copolymerization in the presence of at least one nucleophile other than hydroxy-substituted pyridine compounds.Type: GrantFiled: February 26, 2003Date of Patent: March 28, 2006Assignee: BASF AktiengesellschaftInventors: Gerrit Luinstra, Markus Allmendinger, Bernhard Rieger
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Patent number: 7015303Abstract: A solution of a polyketone as a copolymer of carbon monoxide and one or more olefins, wherein 90 wt % or more of said copolymer comprises carbon monoxide units and olefin units, and a solvent is an aqueous solution of at least one member selected from the group consisting of zinc salts, calcium salts, thiocyanates and iron salts.Type: GrantFiled: August 5, 1999Date of Patent: March 21, 2006Assignee: Asahi Kasei Kabushiki KaishaInventors: Jinichiro Kato, Toru Morita, Kiyoshi Fujieda
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Patent number: 6986902Abstract: The present invention relates generally to the amphiphilic polyelectrolyte, poly(2-ethylacrylic acid) and covalently bonded lipids to generate Lipo-PEAA. These Lipo-PEAA are then used to make pH-sensitive liposomes which become unstable, permeable or fusogenic with certain pH changes. In addition, this invention generally describes methods for delivering therapeutic compounds and drugs to target cells by administering to a host the pH-sensitive liposomes of the present invention.Type: GrantFiled: April 27, 1999Date of Patent: January 17, 2006Assignee: Inex Pharmaceuticals CorporationInventors: Tao Chen, Yuehua He, Peter Cullis, Thomas Madden, Peter Scherrer, David Tirrell, Phalgun Joshi, Jung Soo Kim
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Patent number: 6956018Abstract: A polymerizable polyoxyalkylene monoalkyl ether derivative prepared by using a polyoxyalklene monoalkyl ether which gives, in gel permeation chromatography, a chromatogram which satisfies a relation expressed by an equation: S1/S0?0.Type: GrantFiled: July 13, 2004Date of Patent: October 18, 2005Assignee: Nof CorporationInventors: Akinori Itoh, Susumu Honda, Tatsuya Matsui, Yoshihiro Hayashi
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Patent number: 6953540Abstract: The present invention relates to a continuous method to prepare encapsulated cyclopropenes, a method to purify cyclopropene gas, and a method to prepare an ?-cyclodextrin/cyclopropene complex.Type: GrantFiled: September 12, 2001Date of Patent: October 11, 2005Assignee: Rohm and Haas CompanyInventors: Joshua Anthony Chong, Vincent John Farozic, Richard Martin Jacobson, Bret Alan Snyder, Randall Wayne Stephens, David Wayne Mosley
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Patent number: 6936355Abstract: A luminescent polymer, suitable for use in an active layer of an organic light-emitting device, organic solid state lasers, a photovoltaic cell or an electrochromic display and exhibiting good stability and microstructure control, which has the structure wherein Ar1 and Ar2 are aromatic or heteroaromatic rings, such as phenyl, biphenyl, fluorene, thiophene, pyridyl, or their substituted aromatic or heteroaromatic rings with or without deuterium, and R1 and R2 are independently each selected from the group consisting of hydrogen, deuterium, substituted or unsubstituted alkyl, alkoxyl, aryl and heteroaryl, or halogen, wherein D represents deuterium and n is an integer greater than 3. Electronic devices and methods of making them which employ these luminescent polymers are also described.Type: GrantFiled: June 4, 2002Date of Patent: August 30, 2005Assignee: Canon Kabushiki KaishaInventors: X. Charles Li, Kazunori Ueno, Bing R. Hsieh
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Patent number: 6933361Abstract: Thermally re-mendable cross-linked polymeric materials that can be repeatedly mended or repaired by simple thermal treatment. The polymeric materials are made by polymerizing furan monomers and maleimide monomers via the Diels-Alder (DA) reaction wherein the furan monomers have at least three furan moieties and the maleimide monomers have at least three maleimide moieties. The intermonomer linkages that form between the furan and maleimide monomers are thermally reversible and do not require the addition of catalysts, additional monomer or special surface treatments.Type: GrantFiled: July 12, 2002Date of Patent: August 23, 2005Assignee: The Regents of the University of CaliforniaInventors: Fred Wudl, Xiangxu Chen
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Patent number: 6916481Abstract: The invention relates to an active substance vector multiparticulate system and to the production and use thereof. The object of the invention is an active-substance vector multiparticulate system comprising one or several active substances included in a hydrophilic organic matrix comprising at least one hydrosoluble and/or hydrodispersable anionic polymer which is insolubilized by a metallic cation. The invention can be specifically used in the food industry, detergents and agrochemistry.Type: GrantFiled: April 12, 2000Date of Patent: July 12, 2005Assignees: Aventis CropScienceInventors: Christian Prud'Homme, Etienne Fleury, Jean-Paul Michalon, Robert Zerrouk
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Patent number: 6878374Abstract: A polymer comprising recurring units represented by formula (I): wherein X is selected from the group consisting of C(O)OR1, C(O)SR1, C(O)NR1R2, and VZ, where R1 and R2 are each individually selected from the group consisting of hydrogen, C1 to C10 alkyl, and C6 to C10 aryl, where V is a labile linker group, and where Z is selected from the group consisting of poly(ethyleneimine), poly(propyleneimine), poly(lysine), PAMAM dendrimer, octaamine dendrimer, and hexadecaamine dendrimer; and wherein Y is selected from the group consisting of —(CH2)2—, —(CH2)2—O—(CH2)2—, —(CH2)2—O—(CH2)2—, and —(CH2)3—NHC(O)—(CH2)6—C(O)NH—(CH2)3— is useful in nucleic acid delivery applications. Polyacetals of the formula (I) are preferably made by reacting appropriate diols and divinyl ethers. In preferred embodiments, complexes formed between polyacetals of the formula (I) and polynucleotides are useful as transfection reagents.Type: GrantFiled: February 25, 2003Date of Patent: April 12, 2005Assignee: Nitto Denko CorporationInventors: Lei Yu, Sang Van, Shouping Ji, Kenji Matsumoto
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Patent number: 6852662Abstract: Catalyst systems for the copolymerization of carbon monoxide and ?-olefinically unsaturated compounds contain, as essential components, a) a metal complex of the formula (I) ?where R1 to R4 are each linear or branched C2- to C28-alkyl, C3- to C14-cycloalkyl or alkylaryl where the alkyl moiety is of 1 to 28 carbon atoms and the aryl moiety is of 6 to 15 carbon atoms, each of which is substituted by at least one polar protic or ionic functional group based on elements of groups IVA to VIA of the Periodic Table of Elements, and b) if required, one or more Lewis or protic acids or a mixture of Lewis and protic acids.Type: GrantFiled: October 24, 2003Date of Patent: February 8, 2005Assignee: BASF AktiengesellschaftInventors: Joachim Queisser, Michael Slany, Michael Geprägs, Ekkehard Lindner, Markus Schmid, Joachim Wald, Peter Wegner
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Patent number: 6818728Abstract: Disclosed are polyketone fibers which contain a ketone unit represented by —CH2CH2—CO— as a main repeating unit, and have an intrinsic viscosity of not less than 0.5 dl/g, a crystal orientation of not less than 90%, a density of not less than 1.300 g/cm3, an elastic modulus of not less than 200 cN/dtex, and a heat shrinkage of −1 to 3%. The polyketone fibers are high in strength and elastic modulus, and excellent in fatigue resistance, processability, heat resistance, dimensional stability, and, besides, adhesion, and, therefore, can be applied to the fields which require high fatigue resistance, such as tire cords, belts, hoses, ropes, etc.Type: GrantFiled: February 26, 2002Date of Patent: November 16, 2004Assignee: Asahi Kasei Kabushiki KaishaInventors: Jinichiro Kato, Toru Morita, Ryu Taniguchi
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Patent number: 6818702Abstract: A thermosetting resin composition that is useful as an epoxy resin-based overcoating agent for flexible circuit boards or for film carriers for the TAB method, and the like, providing basic properties required of general insulation protective films, since the cured coated films are excellent in adhesiveness, electric insulation property, chemical resistance, thermal resistance, and the like, reduced in warp caused by cure shrinkage, and excellent in flexibility.Type: GrantFiled: December 28, 2001Date of Patent: November 16, 2004Assignee: Ajinomoto Co., Inc.Inventors: Hiroshi Orikabe, Hiroshi Sakamoto, Tadahiko Yokota
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Patent number: 6812265Abstract: Liquid composition which can be polymerized into organic glasses, by means of radical polymerization with low shrinkage, comprising the product obtained from the trans-esterification of a diallycarbonate (A) with a mixture of one or more linear or branched aliphatic diols (B), containing from three to ten carbon atoms in the molecule, with a linear or branched aliphatic polyol (C), containing from four to twenty carbon atoms and from three to six hydroxyl groups in the molecule. The molar ratio A/(B+C) in the above polymerizable liquid composition ranges from 2/1 to 5/1 and the quantity of (C) in the mixture (B+C) is equal to or less than 25% by weight with respect to the total weight of this mixture.Type: GrantFiled: May 1, 2001Date of Patent: November 2, 2004Assignee: Great Lakes Chemical (Europe) GmbHInventors: Fiorenzo Renzi, Andrea Bendandi, Roberto Forestieri, Nereo Nodari
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Patent number: 6800719Abstract: Novel reactions used to prepare phosphole and bisphosphole compounds are detailed. Novel phosphole compounds and metal coordination compounds of phosphole and bisphosphole compounds are also provided. These metal coordination compounds are useful as catalysts for the polymerization or olefins with carbon monoxide and for the polymerization of acrylic monomers.Type: GrantFiled: April 11, 2003Date of Patent: October 5, 2004Assignee: E. I. du Pont de Nemours and CompanyInventors: Paul J. Fagan, George Yanwu Li, Zhibin Guan, Lin Wang
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Publication number: 20040186211Abstract: A perfluoropolyether, a composition comprising the perfluoropolyether, a process for producing the perfluoropolyether, and a process for improving the thermostability of grease or lubricant are provided. The perfluoropolyether comprises perfluoroalkyl radical end groups in which the radical has at least 3 carbon atoms per radical and is substantially free of perfluoromethyl and perfluoroethyl end groups.Type: ApplicationFiled: March 30, 2004Publication date: September 23, 2004Inventors: Jon L. Howell, Erik W. Perez, Alfred Waterfeld, Chadron Mark Friesen, Joseph Stuart Thrasher
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Patent number: 6790925Abstract: The present invention relates to polyaspartate mixtures containing a) 5 to 50 equiv. %, based on the total equivalents of aspartate groups, of a polyoxypropylene polyaspartate corresponding to the formula wherein X1 represents the residue obtained by removing the amino groups from a polyoxypropylene polyamine having a functionality of n, R1 and R2 are identical or different and represent organic groups which are inert to isocyanate groups at a temperature of 100° C. or less, R3 and R4 are identical or different and represent hydrogen or organic groups which are inert towards isocyanate groups at a temperature of 100° C. or less and n is 2 to 4, and b) 50 to 95 equiv.Type: GrantFiled: December 5, 2002Date of Patent: September 14, 2004Assignees: Bayer Polymers LLC, Bayer AktiengesellschaftInventors: Karsten Danielmeier, Catherine M. Britsch, Rolf Gertzmann, Michele E. Vargo, Terrell D. Wayt, Edward P. Squiller, Richard R. Roesler
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Patent number: 6780928Abstract: A polyoxyalkylene monoalkyl ether which gives, in gel permeation chromatography, a chromatogram which satisfies a relation expressed by an equation: S1/S0≦0.Type: GrantFiled: August 22, 2003Date of Patent: August 24, 2004Assignee: NOF CorporationInventors: Akinori Itoh, Susumu Honda, Tatsuya Matsui, Yoshihiro Hayashi
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Patent number: 6777526Abstract: A separating agent that serves as an optical resolution agent is composed of a novel, useful optically active polymer. The separating agent is obtained through anionic polymerization of a novel maleimide and serves to separate optically active compounds.Type: GrantFiled: August 23, 2002Date of Patent: August 17, 2004Assignee: Tosoh CorporationInventors: Takumi Kagawa, Hideo Sakka
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Patent number: 6770725Abstract: This invention relates to macromolecule modifiers containing biologically active drugs/biomolecules, or precursors thereof, and fluoroligomers; compositions comprising the macromolecules containing the drugs and fluoroligomers in admixture with polymers, particularly biomedical polymers; articles made from the admixtures, particularly medical devices.Type: GrantFiled: June 5, 2002Date of Patent: August 3, 2004Inventor: Paul J. Santerre
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Patent number: 6740633Abstract: Polyelectrolyte complexes of cationic and anionic polymers which consist of (a) cationic condensates of (i) at least one amine and (ii) a crosslinking agent from the group consisting of epihalohydrins, bishalohydrins of diols, bishalohydrins of polyalkylene glycols, bishalohydrins of polytetrahydrofurans, alkylene dihalides, alkylene trihalides, bisepoxides, trisepoxides, tetraepoxides and/or mixtures of said compounds, and/or quaternized cationic condensates of (i) and (ii), and (b) anionic compounds containing at least three anionic groups and have a charge ratio between anionic and cationic polymers of from 0.01 to 20, and a process for the preparation of the polylectrolyte complexes by mixing the cationic condensates (a) with anionic compounds (b).Type: GrantFiled: November 6, 2002Date of Patent: May 25, 2004Assignee: BASF AktiengesellschaftInventors: Ralf Nörenberg, Sören Hildebrandt, Michael Kluge, Dieter Boeckh
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Publication number: 20040082724Abstract: In accordance with the present invention, there are provided novel heterobifunctional monomers and users for the same. Invention compounds have many of the properties required by the microelectronics industry, such as, for example, hydrophobicity, high Tg values, low dielectric constant, ionic purity, low coefficient of thermal expansion (CTE), and the like. These properties result in a thermoset that is particularly well suited to high performance applications where typical operating temperatures are often significantly higher than those at which prior art materials were suitable. Invention compounds are particularly ideal for use in the manufacture of electronic components, such as, for example, printed circuit boards, and the like.Type: ApplicationFiled: July 1, 2003Publication date: April 29, 2004Applicant: Henkel Loctite CorporationInventors: Stephen M. Dershem, Kevin J. Forrestal, Puwei Liu
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Patent number: 6703523Abstract: A zwitterionic polyetherpolyamine comprising a linear or branched polyetherpolyamine backbone having 2 to 10 tertiary amino nitrogen atoms and a molecular weight of from 100 to 800, at least one tertiary amine end group of the polyetherpolyamine backbone contains two groups having the formula wherein A means an ethylene oxide unit, a propylene oxide unit, a unit of butylene oxides and a tetrahydrofuran unit, n is a number of from 1 to 50, X is an anionic group, with the proviso that in formula II one X may also be hydrogen and M is hydrogen, alkali metal or ammonium, or contains one group of formula I or II and one group selected from radicals consisting of C1- to C22-alkyl and C7- to c22-aralkyl, the meaning of A and n is the same as in formula I or II, said zwitterionic polyetherpolyamine having a molecular weight up to 9,000 and optionally containing up to 100% of the nitrogen atoms quaternized, and a process for the production of zwitterionic polyetherpolyamines byType: GrantFiled: January 11, 2002Date of Patent: March 9, 2004Assignee: BASF AktiengesellschaftInventors: Dieter Boeckh, Oliver Borzyk, Michael Ehle, Ralf Nörenberg, Eugene P. Gosselink, Jeffrey S. DuPont, Robert H. Rohrbaugh, Kenneth N. Price, Randall S. Deinhammer
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Patent number: 6696540Abstract: An episulfide compound useful as a starting material for optical materials that have a high refractive index and a high Abbe's number is provided. A method for producing the same and an optical product made with the same are also provided. The episulfide compound may be represented by the general formula (1): wherein EP represents and n is an integer of from 0 to 2. A method for producing the episulfide compound represented by the general formula (1) may involve reacting a mercapto group-containing episulfide compound with 2,4,6-trimethylene-1,3,5-trithiane.Type: GrantFiled: November 20, 2002Date of Patent: February 24, 2004Assignee: Hoya CorporationInventors: Tsuyoshi Okubo, Ken Takamatsu
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Publication number: 20040019180Abstract: A polymer containing in the backbone a 9-oxo-9-phosphafluorene-2,7-diyl skeleton or a combination of the skeleton with a vinylene skeleton or arylene skeleton. The polymer is utilizable as, e.g., a component of a luminescent element or electrochromic element.Type: ApplicationFiled: April 14, 2003Publication date: January 29, 2004Inventors: Yoshikazu Makioka, Masato Tanaka, Teruyuki Hayashi
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Patent number: 6677279Abstract: The invention relates to a variety of uses for novel carbon monoxide containing polymers. More specifically, the invention employs the use of low molecular weight polymers containing carbon monoxide for use as adhesive additives and as fluids (e.g., solvents and synthetic base stocks).Type: GrantFiled: February 7, 2003Date of Patent: January 13, 2004Assignee: ExxonMobil Research and Engineering CompanyInventors: Abhimanyu Onkar Patil, Donald Norman Schulz, Michael Gerard Matturro, Richard Henry Schlosberg
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Patent number: 6670443Abstract: A process for preparing linear, alternating carbon monoxide copolymers, in which at least one olefinically unsaturated compound having from two to twenty carbon atoms (component K1) and carbon monoxide are copolymerized in the presence of a) metal complexes, b) if desired, a protonic or Lewis acid, and c) if desired, a hydroxyl compound, comprises metering into the copolymerization, as it proceeds, at least one olefinically unsaturated compound having from two to twenty carbon atoms (component K2≠component K1) in the form of pulses, i.e. as a regular or irregular sequence of feed, for which the term pulse is used, and non-feed. Carbon monoxide copolymers obtainable from said process are used for producing fibers, films or moldings, and the fibers, films and moldings produced from these polymers are described.Type: GrantFiled: January 10, 2002Date of Patent: December 30, 2003Assignee: BASF AktiengesellschaftInventors: Joachim Queisser, Michael Geprägs, Bernhard Rieger, Wolfgang Huhn
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Patent number: 6667386Abstract: Water-soluble transition metal complexes of the formula (I) where R1 to R4 are linear or branched C2- to C28-alkyl, C3- to C14-cycloalkyl or alkylaryl where the alkyl moiety is of 1 to 28 carbon atoms and the aryl moiety is of 6 to 15 carbon atoms, each of which is substituted by at least one polar protic or ionic functional group based on nonmetallic elements of groups IVA to VIA of the Periodic Table of Elements.Type: GrantFiled: December 18, 2000Date of Patent: December 23, 2003Assignee: BASF AktiengesellschaftInventors: Joachim Queisser, Michael Slany, Michael Geprägs, Ekkehard Lindner, Markus Schmid, Joachim Wald, Peter Wegner
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Publication number: 20030191276Abstract: The present invention relates to polymeric networks, which are characterised by particular mechanical properties and which, furthermore, allow the control of thermal and mechanical properties by simple variation of the components.Type: ApplicationFiled: February 26, 2003Publication date: October 9, 2003Applicant: Mnemoscience GMBHInventors: Andreas Lendlein, Annette Schmidt, Nok Young Choi
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Publication number: 20030166827Abstract: The invention relates to a cladding resin composition curable by heat, ultraviolet radiation, an electron beam or the like. The composition comprises a polyoxyalkylene polyol phosphate ester (hydroxyl value: 10-2,000 mg KOH/g) and a polymerizable or reactive functional group-containing compound. This composition is highly conductive as it is and, without incorporation of the conventional conductive additives, can be used successfully in the field of coatings and protective films where electric conductivity is a requisite.Type: ApplicationFiled: April 1, 2003Publication date: September 4, 2003Applicant: Dai-Ichi Kogyo Seiyaku Co., Ltd.Inventors: Tetsuo Shiraiwa, Shigeo Mori
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Patent number: 6573412Abstract: The invention provides chain-coupled polymeric alkoxide compounds for use as the elastomeric component in vulcanizable elastomeric compositions comprising silica, carbon black or mixtures thereof. In particular, the invention provides anionically polymerized polymers having polymer chain living ends that are functionalized with alkoxide groups and coupled together by a metal or nonmetal atom. The polymeric alkoxide compounds have an initial high viscosity for ease of handling prior to compounding, a stable viscosity during storage, and a decreased compound viscosity for better filler dispersion and improved mixing efficiency. The invention further provides a pneumatic tire having at least one component produced from the vulcanizable elastomeric composition of the invention.Type: GrantFiled: May 12, 2000Date of Patent: June 3, 2003Assignee: Bridgestone CorporationInventors: Terrence E. Hogan, William L. Hergenrother, James E. Hall
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Patent number: 6552159Abstract: The invention relates to a cladding resin composition curable by heat, ultraviolet radiation, an electron beam or the like. The composition comprises a polyoxyalkylene polyol phosphate ester (hydroxyl value: 10-2,000 mg KOH/g) and a polymerizable or reactive functional group-containing compound. This composition is highly conductive as it is and, without incorporation of the conventional conductive additives, can be used successfully in the field of coatings and protective films where electric conductivity is a requisite.Type: GrantFiled: March 3, 1997Date of Patent: April 22, 2003Assignee: Dao-Ichi Kogyo Seiyaku Co., Ltd.Inventors: Tetsuo Shiraiwa, Shigeo Mori
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Patent number: 6552157Abstract: The present invention relates to polyurethanes containing secondary amide groups in the backbones of the polyurethanes, wherein the secondary amide groups (calculated as NH—CO—, MW 43) are present in an amount of 1 to 14% by weight, based on the weight of the polyurethanes, and correspond to the formula —X1—R1—NH—C(O)—R2—X2— (I) wherein X1 and X2 are the same or different and represent the groups obtained by removing a hydrogen atom from a hydroxy group or a primary or secondary amino group and R1 and R2 are the same or different and represent linear or branched hydrocarbon groups that are optionally substituted by groups that do not contain isocyanate-reactive hydrogen atoms. The present invention also relates to one-component, thermoset compositions containing the polyurethanes with secondary amide groups in the backbone and a cross-linking component that is reactive with amide groups.Type: GrantFiled: December 5, 2000Date of Patent: April 22, 2003Assignee: Bayer CorporationInventors: Charles A. Gambino, Karen M. Henderson, Patricia B. Jacobs, Sze-Ming Lee, Robert A. Sylvester
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Patent number: 6541601Abstract: Polyamide polymers with side chains from a polyamide backbone, preferably containing carbon to carbon unsaturation which provides unique conductive and color change properties, are described. In particular, unsaturation is in the form of side chains from the polyamide backbone, with aligned diacetylene groups in each side chain which are aligned and in the same plane.Type: GrantFiled: November 27, 2001Date of Patent: April 1, 2003Assignee: Board of Trustees of Michigan State UniversityInventors: Rawle I. Hollingsworth, Guijun Wang
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Patent number: 6541564Abstract: In a process for the metal-catalyzed preparation of copolymers of carbon monoxide and an olefinically unsaturated compound having from 2 to 20 carbon atoms in an aqueous medium, the copolymerization is carried out in the presence of a water-soluble macromolecular host compound which has a hydrophobic cavity and a hydrophilic shell.Type: GrantFiled: April 23, 2002Date of Patent: April 1, 2003Assignee: BASF AktiengesellschaftInventors: Markus Schmid, Reinhold J. Leyrer, Mubarik Mahmood Chowdhry, Marc Oliver Kristen
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Patent number: 6524606Abstract: Bioerodible polyorthoesters useful as orthopedic implants or vehicles for the sustained delivery of pharmaceutical, cosmetic and agricultural agents contain amine functionalities and &agr;-hydroxy acid-containing groups.Type: GrantFiled: November 16, 2001Date of Patent: February 25, 2003Assignee: AP Pharma, Inc.Inventors: Steven Y. Ng, Jorge Heller
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Patent number: 6521719Abstract: The present invention relates to multifunctional macromers, to a method for the manufacture thereof and to their use in unsaturated polyester resins as additives to improve mechanical properties of preparations manufactured thereof. The process for the manufacture of multifunctional macromers comprises the following steps: a) reacting a polycarboxylic acid with 2 to 4 carboxylic groups, preferably 3 to 4 carboxylic groups, with glycidyl (meth)acrylate or allyl glycidyl ether, the amount of glycidyl (meth)acrylate or allyl glycidyl ether being at least one mol of glycidyl (meth)acrylate or allyl glycidyl ether per free carboxylic group of formed macromer, and b) reacting the product from step a) with an unsaturated, aromatic or aliphatic anhydride in an amount sufficient to esterify part or all of the free hydroxyl groups of the product from step a).Type: GrantFiled: April 15, 2002Date of Patent: February 18, 2003Assignee: Ashland Inc.Inventors: Jukka Tulisalo, Mikael Skrifvars, Karri Airola, Jukka Estamo, Pertti Hietakari
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Patent number: 6518388Abstract: A coating composition comprising; i) a polymer having uretdione groups, and ii) a polyamine crosslinker.Type: GrantFiled: June 21, 2001Date of Patent: February 11, 2003Assignee: PPG Industries Ohio, Inc.Inventor: David Robert Fenn
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Patent number: 6514584Abstract: The invention is a laminate structure made by coating at least one side of a substrate with a laminating adhesive, bringing a coated side of said substrate into contact with a second substrate to form a multi-layer film, and treating said multi-layer film with a free radical initiator, wherein said laminating adhesive is the reaction product of a multifunctional acrylate, an aminofunctional silane, and an ethylenically unsaturated acid, optionally dissolved in a solvent, wherein the multifunctional acrylate has a molecular weight of from 100 to 3000.Type: GrantFiled: July 15, 1999Date of Patent: February 4, 2003Assignees: UCB Films PLC, Star House, EG Technology Partners, L.P., Dow Corning CorporationInventors: Patrick J. Merlin, Daniel Futter, John E. Wyman, Imtiaz Rangwalla, Gary Power, Karen Branch
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Patent number: 6515071Abstract: A process for the preparation of dicyclopentadiene (DCPD) modified unsaturated polyester resins is described where the polyester resins have reduced levels of gel particles.Type: GrantFiled: May 22, 2002Date of Patent: February 4, 2003Assignee: Ashland Inc.Inventors: Daniel J. Riley, Roman Loza
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Publication number: 20020198359Abstract: In a process for the metal-catalyzed preparation of copolymers of carbon monoxide and an olefinically unsaturated compound having from 2 to 20 carbon atoms in an aqueous medium, the copolymerization is carried out in the presence of a water-soluble macromolecular host compound which has a hydrophobic cavity and a hydrophilic shell.Type: ApplicationFiled: April 23, 2002Publication date: December 26, 2002Applicant: BASF AkiengesellschaftInventors: Markus Schmid, Reinhold J. Leyrer, Mubarik Mahmood Chowdhry, Marc Oliver Kristen
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Patent number: 6498230Abstract: This invention is to provide a macromolecular solid electrolyte exhibiting high ion conductivity even at low temperatures and a polymer used therefor. This invention relates to a polymer formed of structural units represented by the following formula (1): wherein R represents a linear or branched alkylene residue of 1 to 4 carbon atoms; X− represents a deprotonated residue of an acid; Y+ represents a cation of a nitrogen-containing compound; Z represents a residue of a monoethylenically unsaturated compound; m represents a number of average addition mols of a branched chain bound to the structural unit, —(RO)—, forming a main chain and is in the range of 2 to 20; n is in the range of 3 to 500; and p is in the range of 0 to 2, and macromolecular solid electrolyte comprising the polymer as an essential component.Type: GrantFiled: December 22, 2000Date of Patent: December 24, 2002Assignee: Nippon Shokubai Co., Ltd.Inventors: Minoru Aoki, Ryuji Aizawa, Shoji Ito, Jinxing Pan
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Patent number: 6444784Abstract: The invention relates to a copolymer composition useful as wax crystal modifiers and flow improvers. The compositions are copolymers of a C6 to C250 straight-chain or branched dialkyl filmarate and at least one compound selected from the group consisting of carbon monoxide, C3 to C30 &agr;-olefin, ethylene, styrene, and vinyl acetate.Type: GrantFiled: May 29, 1998Date of Patent: September 3, 2002Assignee: ExxonMobil Research & Engineering CompanyInventors: Abhimanyu Onkar Patil, Stephen Zushma, Enock Berluche, Manika Varma-Nair
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Patent number: 6426396Abstract: Poly(cyclic conjugated diene) polymers are prepared by polymerizing a cyclic conjugated diene monomer or cyclic conjugated diene monomer and a double bond-containing monomer using a transition metal catalyst, preferably a Ni-based catalyst, in a non-polar solvent containing a basic compound or an aromatic halide solvent. The poly(cyclic conjugated diene) polymer may then be subsequently modified by reaction of at least one of the double bonds of the polymer with a modifying substance, for example hydrogen.Type: GrantFiled: May 6, 1999Date of Patent: July 30, 2002Assignee: Kabushiki Kaisha Toyota Chuo KenkyushoInventors: Mitsuru Nakano, Arimitsu Usuki, Qing Yao
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Patent number: 6410682Abstract: A gas generating material (16) comprises a polymeric amine. The polymeric amine has a polymer backbone that includes units of wherein R is a nitrogen containing organic radical of a nitrogen containing organic fuel that includes a primary amino group.Type: GrantFiled: January 3, 2001Date of Patent: June 25, 2002Assignee: TRW Inc.Inventor: Harold R. Blomquist