Polymer Derived From Ether Monomer Patents (Class 525/328.9)
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Patent number: 6632878Abstract: A hydroxyl group containing polymer is prepared by a process, comprising: contacting the polymer having a substituent with high temperature, high pressure water, thereby converting the substituent to hydroxyl groups.Type: GrantFiled: August 2, 2000Date of Patent: October 14, 2003Assignee: Kuraray Co., Ltd.Inventors: Yoichi Matsumoto, Naoki Fujiwara, Toshiaki Sato, Fumio Nakahara
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Publication number: 20030183412Abstract: A structure of signal transmission line comprising a core portion, a middle material layer and a coating layer, it is characterized by that: the core portion includes at least one transmission medium enveloped with an insulation layer; the coating layer includes at least one layer; the middle material layer is provided between the core portion and the coating layer, and is comprised of at least a metallic-wire knitting layer and a paper wrapping layer. By separated transmitting of signals of high and low frequencies with the core portion with plural cores, the skin effect is lowered; and by providing more than one obscuring layers, the degree of mutual interference among a magnetic field, radio frequencies and static electricity can be lowered, and thereby, transmission with lower attenuation rate, smaller distortion and superior quality can be obtained.Type: ApplicationFiled: March 27, 2002Publication date: October 2, 2003Inventor: Ta-San Kao
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Patent number: 6608166Abstract: A three dimensional copolymer network of polyphenylene ether segments and styrenic resins such as styrene/acrylonitrile copolymers provide articles of high heat reesistance and dielectric properties suitable for use in electronic components. Methods for preparing the copolymers employ polyphenylene ether polymers with end caps having at least one pair of unsaturated aliphatic carbon atoms, i.e. carbon-carbon double bond, and polymerize styrene monomers and acrylonitrile monomers or styrene/acrylonitrile copolymers or both in the presence of these polyphenylene ether polymers.Type: GrantFiled: August 30, 2001Date of Patent: August 19, 2003Assignee: General Electric CompanyInventors: Hua Guo, Manuel Cavazos, John B. Yates, III
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Patent number: 6596816Abstract: The present invention relates to dispersing agents for pigments or extenders based on acrylic acid alkyl ester polymers, wherein at least part of the ester groups of the polymers is reacted to form acid amides, wherein the dispersing agent is obtainable by the aminolysis of ester groups of the polymers by means of amines, wherein, for the aminolysis, at least one amine is used from the group comprising a) amines of general formula NH2—R1—NR2R3, wherein R1 is a divalent alkylene radical comprising 2-4 carbon atoms and R2 and R3 are aliphatic and/or alicyclic alkyl radicals which comprise 1-12, preferably 1-6 carbon atoms and which can be the same or different. The invention also relates to the use of the dispersing agents according to the invention for the production of pigment concentrates and coating media, and to a process for producing the dispersing agents.Type: GrantFiled: May 11, 1998Date of Patent: July 22, 2003Assignee: BYK-Chemie GmbHInventors: Karlheinz Haubennestel, Wolfgang Pritschins, Ulrich Orth
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Patent number: 6593431Abstract: Polymers derived from 4-acyloxystyrene are purified by fractionalization plus heating and cooling of the polymers in alcoholic solvents.Type: GrantFiled: April 19, 2002Date of Patent: July 15, 2003Assignee: ChemFirst Electronic Materials LPInventor: Michael T. Sheehan
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Publication number: 20030125472Abstract: A liner is the product of reaction of (a) a hydrophilic prepolymer bearing isocyanate groups; and (b) a water-borne polymer dispersion, the polymer bearing groups that are reactive to isocyanate groups; wherein the dispersion has a sufficiently high solids content, and the polymer has a sufficiently high modulus and glass transition or crystalline melting temperature, that the product of reaction exhibits a 24-hour Tensile Strength of at least about 2.5 MPa.Type: ApplicationFiled: September 6, 2002Publication date: July 3, 2003Applicant: 3M Innovative Properties CompanyInventors: Ashok Sengupta, Jiangdong Tong
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Publication number: 20030092848Abstract: The invention provides a liner which is the product of reaction of a (a) hydrophilic prepolymer bearing isocyanate groups; and (b) a water-borne polyurethane dispersion, the polyurethane bearing groups that are reactive to isocyanate groups.Type: ApplicationFiled: September 11, 2001Publication date: May 15, 2003Inventors: Ashok Sengupta, Jiangdong Tong
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Patent number: 6559241Abstract: A hydrogenated polymer is prepared by a method comprising: hydrogenating a polymer having carbon—carbon double bonds and a hydroxy group and/or a functional group which is convertible into a hydroxy group or into a hydroxymethyl group in the presence of a catalyst of palladium on a base activated carbon and/or platinum on a base activated carbon.Type: GrantFiled: March 14, 2002Date of Patent: May 6, 2003Assignee: Kuraray Co., Ltd.Inventors: Hideharu Iwasaki, Hiroyuki Ohgi, Kikuo Arimoto
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Publication number: 20030069363Abstract: A method of preparing a curable coating and a method of curing the curable coating are disclosed. The curable composition from which the curable coating is prepared may be applied to the surface of a substrate in neat form or in aqueous medium to produce the coating. Curing of the curable coating may be accomplished by chemical generation of free radicals, by electrochemical generation of free radicals, by electron beam, by photochemical generation of free radicals, or by other electromagnetic irradiation.Type: ApplicationFiled: June 27, 2002Publication date: April 10, 2003Inventors: Gary David Greenblatt, Ward Thomas Brown, Michael Damian Bowe, Richard Foster Merritt, Ronald Scott Beckley, Barry Clifford Lange, Robert Wilczynski, David William Whitman, Martha Harbaugh Wolfersberger
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Patent number: 6538072Abstract: A method of preparing a multivalent array that includes: polymerizing at least one monomer comprising at least one polymerizable group and at least one latent reactive group in the presence of a metal carbene catalyst to form a polymer template comprising at least one latent reactive group; and combining the polymer template with at least one functionalizing reagent comprising at least one reactive group under conditions effective to react the latent reactive group of the polymer template with the reactive group of the functionalizing reagent to form a multivalent array.Type: GrantFiled: June 22, 2001Date of Patent: March 25, 2003Assignee: Wisconsin Alumni Research FoundationInventors: Laura L. Kiessling, Laura E. Strong
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Patent number: 6512058Abstract: This invention relates to a method of producing modified vinyl ether polymers, wherein vinyl ether polymers comprising recurring units of general formula (I) where R represents a C2-C4 alkyl group and x denotes an integer from 10 to 1000, are partially transetherified with compounds of general formula Y—OH, wherein Y represents aliphatic and/or cycloaliphatic hydrocarbon groups comprising 5 to 30 carbon atoms, the hydrogen atoms of which can be replaced at least in part by halogen atoms and/or aryl radicals, and/or represents aliphatic, cycloaliphatic and/or aromatic groups with a molecular weight of up to 6000 which contain at least one ether group —O— or an ester group —COO— within the molecule, in the presence of compounds of the platinum metals with the release of the corresponding C2-C4 alcohols, wherein statistically at least one R radical is replaced by a Y radical per molecule of vinyl ether polymer.Type: GrantFiled: March 21, 2000Date of Patent: January 28, 2003Assignee: BYJ-Chemie GmbHInventors: Karlheinz Haubennestel, Alfred Bubat
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Patent number: 6509407Abstract: Disclosed are thermosetting compositions which are comprised of a resinous phase dispersed in an aqueous medium, the resinous phase comprising (a) an ungelled active hydrogen group-containing polymer which contains amine salt groups, the polymer having been prepared by atom transfer radical polymerization in the presence of an initiator having at least one radically transferable group, and (b) a curing agent having at least two functional groups which are reactive with the active hydrogen groups of (a). The active hydrogen group-containing polymers of the thermosetting compositions, which are prepared by atom transfer radical polymerization, have narrow molecular weight distributions and well-defined, specifically tailored polymer architecture which can provide enhanced crosslink density and dispersibility of the thermosetting compositions. Also disclosed is a method of electrocoating a conductive substrate using the thermosetting compositions of the invention, and a substrate coated by this method.Type: GrantFiled: January 11, 2002Date of Patent: January 21, 2003Assignee: PPG Industries Ohio, Inc.Inventors: Gregory J. McCollum, Linda K. Anderson, Simion Coca
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Patent number: 6509418Abstract: Sealant and potting formulations are provided which are prepared from components including ungelled mercapto-terminated polymer(s) prepared by reacting reactants comprising polyvinyl ether monomer(s) and polythiol material(s); curing agent(s) reactive with a mercapto group of the mercapto-terminated polymer; and additive(s) selected from the group consisting of fillers, adhesion promoters, plasticizers and catalysts.Type: GrantFiled: January 8, 2001Date of Patent: January 21, 2003Assignee: PRC-DeSoto International, Inc.Inventors: Jonathan D. Zook, Susan E. DeMoss, David W. Jordan, Chandra B. Rao, Hakam Singh, Ahmed Sharaby
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Patent number: 6433098Abstract: The invention relates to a curable composition and a process of preparing the curable composition. The process comprises (a) forming an oligomer from oligomerization of a mixture of a monomer A having a functional group and a monomer B at a temperature in the range of from 150° C. to 650° C., a pressure in the range of from 3 MPa to 35 MPa and the pressure is high enough to maintain the reaction mixture in a fluid state and a residence time in the range of from 0.1 second to 4 minutes; and (b) reacting a modifier having at least one reactive moiety with the oligomer through a reaction between the reactive moiety of the modifier and the functional group of the monomer A in the oligomer, and the modifier further comprises a curable group.Type: GrantFiled: April 13, 1999Date of Patent: August 13, 2002Assignee: Rohm and Haas CompanyInventors: Ward Thomas Brown, Michael Damian Bowe, Richard Foster Merritt, Ronald Scott Beckley, Barry Clifford Lange, Robert Wilczynski
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Patent number: 6407179Abstract: An acrylic rubber comprising at least 0.1 and less than 3 wt % of monomer units of ethylene, from 0 to 10 wt % of monomer units of a cross-linkable monomer, and more than 87 and not more than 99.9 wt % of monomer units of at least one alkyl acrylate.Type: GrantFiled: November 2, 1999Date of Patent: June 18, 2002Assignee: Denki Kagaku Kogyo Kabushiki KaishaInventors: Shogo Hagiwara, Yasushi Abe, Masao Koga
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Patent number: 6372877Abstract: This invention relates generally to poly(aryl ether ketones) bearing alkylated side chains. It relates particularly to soluble, thermally stable, low dielectric poly(aryl ether ketones) with alkylated side chains and especially to films and coatings thereof. These poly(aryl ether ketones) have the following structural formula: wherein Y is selected from the group consisting of CF3 and CH3; and wherein R is CnH(2n+1) and n=11-18.Type: GrantFiled: June 1, 2000Date of Patent: April 16, 2002Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space AdministrationInventors: Patrick E. Cassidy, John W. Fitch, III, Scott D. Gronewald, Anne K. St. Clair, Diane M. Stoakley
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Patent number: 6372854Abstract: The present invention discloses a hydrogenated ring-opening metathesis polymer comprising at least unit (A) of formula (1), unit (B) of formula (2) and unit (c) of formula (3): wherein a constituent molar ratio of the structural unit (A)/(B) is from 1/99 to 99/1 and a constituent molar ratio of the structural unit (B)/(C) is from 30/70 to 100/0 and, furthermore, a ratio of a weight-average molecular weight Mw to a number-average molecular weight Mn, that is Mw/Mn is from 1.0 to 2.0.Type: GrantFiled: June 24, 1999Date of Patent: April 16, 2002Assignee: Mitsui Chemicals, Inc.Inventors: Tadahiro Sunaga, Toshiro Takao, Keiichi Ikeda, Yoshihiro Yamamoto, Nobuo Kawahara, Masumi Okita
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Patent number: 6362284Abstract: Protected, functionalized heterotelechelic polymers, hydrogenated and/or deprotected analogues thereof, and processes to prepare these polymers. Monomers are polymerized using a protected functionalized initiator to form a living polymer, and the living polymer is reacted with an electrophile to form heterotelechelic polymers.Type: GrantFiled: November 19, 1998Date of Patent: March 26, 2002Assignee: FMC CorporationInventors: James Anthony Schwindeman, Roderic Paul Quirk, Conrad William Kamienski
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Publication number: 20020007015Abstract: Sealant and potting formulations are provided which includes ungelled polymer(s) prepared from components including polyvinyl ether monomer(s) and polythiol material(s), the ungelled polymer being terminated with functional groups other than a thiol group; curing agent(s); and at least one additive selected from the group consisting of fillers, adhesion promoters, plasticizers and catalysts.Type: ApplicationFiled: January 8, 2001Publication date: January 17, 2002Inventors: Susan E. DeMoss, Chandra B. Rao, Ahmed Sharaby, Hakam Singh, Jonathan D. Zook, David W. Jordan
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Publication number: 20020007016Abstract: A method of preparing a multivalent array that includes: polymerizing at least one monomer comprising at least one polymerizable group and at least one latent reactive group in the presence of a metal carbene catalyst to form a polymer template comprising at least one latent reactive group; and combining the polymer template with at least one functionalizing reagent comprising at least one reactive group under conditions effective to react the latent reactive group of the polymer template with the reactive group of the functionalizing reagent to form a multivalent array.Type: ApplicationFiled: June 22, 2001Publication date: January 17, 2002Inventors: Laura L. Kiessling, Laura E. Strong
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Publication number: 20010051690Abstract: The specification describes various polymers having monomer of formula (I): 1Type: ApplicationFiled: December 6, 2000Publication date: December 13, 2001Applicant: Eastman Chemical CompanyInventors: Dean Charles Webster, Allen Lynn Crain, Chadwick Edward Marlow
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Patent number: 6306977Abstract: Disclosed are polymers comprising mercaptoalkylamide-functionalized styrene units of Formula I wherein m is an integer from 1 to 3; R is H or C1-C3 alkyl; and Q is a bond, —CH2—, —CH2CH2—, —CH2CH2CH2— or a process for their preparation, and their use as supports for solid phase synthesis of small molecules and as supported nucleophiles to aid solution phase synthesis.Type: GrantFiled: February 23, 1999Date of Patent: October 23, 2001Assignee: E. I. du Pont de Nemours and CompanyInventor: Frank Teen Coppo
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Patent number: 6294594Abstract: A denture adhesive base composition consisting essentially of polyvinyl pyrrolidone and ethylene oxide polymer. A denture adhesive composition including this base composition is also provided with other optional adhesive components. Also is provided a method for formulating a novel denture adhesive base composition consisting essentially of polyvinyl pyrrolidone and ethylene oxide polymer.Type: GrantFiled: September 12, 2000Date of Patent: September 25, 2001Assignee: Block Drug Company, Inc.Inventors: Michael J. Borja, Alan A. Halecky
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Patent number: 6284847Abstract: The invention relates to a process for the preparation of hydrophobic-hydrophilic AB block copolymers wherein block A consists of the monomer unit a, which is conjugated diene, and block B consists of the monomer unit b, which is epoxide, and the invention also relates to the AB block copolymer synthesized by the preparation process, as well as to micellar systems made from the AB block copolymer. According to the invention, the AB block copolymer is synthesized in two steps, whereby the first step is the preparation of block A in a nonpolar solvent and the second step is the preparation of block B in a polar solvent.Type: GrantFiled: December 4, 1998Date of Patent: September 4, 2001Assignee: Forschungszentrum Julich GmbHInventors: Jürgen Allgaier, Lutz Willner, Dieter Richter
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Patent number: 6271315Abstract: A method of preparing a multivalent array that includes: polymerizing at least one monomer comprising at least one polymerizable group and at least one latent reactive group in the presence of a metal carbene catalyst to form a polymer template comprising at least one latent reactive group; and combining the polymer template with at least one functionalizing reagent comprising at least one reactive group under conditions effective to react the latent reactive group of the polymer template with the reactive group of the functionalizing reagent to form a multivalent array.Type: GrantFiled: June 17, 1999Date of Patent: August 7, 2001Assignee: Wisconsin Alumni Research FoundationInventors: Laura L. Kiessling, Laura E. Strong
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Patent number: 6228949Abstract: The specification describes various polymers having monomer of formula (I): In formula (I), R1 and R2 are, independently, hydrogen, a C1-C24 alkyl group, an aromatic or heteroaromatic group, a C3-C8 cycloalkyl or C2-C7 heterocycloalkyl group, or a —C(O)R3 group in which R3 is a C1-C24 alkyl group, an aromatic or heteroaromatic group, a C3-C8 cycloalkyl or C2-C7 heterocyclic group; or a —CH2—C(O)—R4 group in which R4 is a C1-C6 alkyl group. At least one of R1 and R2 is a —C(O)R3 group. The polymer may be a homopolymer or a copolymer containing other ethylenically unsaturated monomers. The polymer may be used in a variety of coating compositions such as inks, adhesives, paints and films. Unique monomers where both R1 and R2 are acetoacetyl groups and novel monomers where R2 is an acetoacetyl group are also described.Type: GrantFiled: April 3, 2000Date of Patent: May 8, 2001Assignee: Eastman Chemical CompanyInventors: Dean Charles Webster, Allen Lynn Crain, Chadwick Edward Marlow
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Patent number: 6218485Abstract: A process for producing a monodisperse polymer which has a number-average molecular weight from 1,000 to 100,000 and a molecular weight distribution Mw (weight-average molecular weight)/Mn (number-average molecular weight)=1.00 through 1.50 is disclosed. This process comprises: homopolymerizing or random copolymerizing an anionic polymerizable compound by living anionic polymerization using an organic alkali metal and/or an alkali metal as a polymerization initiator, wherein a target molecular weight is obtained by adding the compound divided into multiple steps.Type: GrantFiled: April 24, 2000Date of Patent: April 17, 2001Assignee: Nippon Soda Co., Ltd.Inventors: Hiroo Muramoto, Yukikazu Nobuhara, Eiichiro Kobayashi
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Patent number: 6211301Abstract: Antifouling resins and methods for the production of an antifouling resin comprising reacting (i) a base resin (A) simultaneously comprising a carboxyl group and a group having a polyalkylene glycol structure represented by the formula (I) &Parenopenst;CmH2mO&Parenclosest;n R1 (I) wherein R1 is a hydrogen atom or a straight chain, branched, or cyclic alkyl group or an aralkyl group, m is 1, 2, 3, or 4, and n is an integer of not less than 1 and not more than 100 in the molecular unit, with (ii) the oxide or hydroxide of a metallic atom having a valence of not less than 2 in the presence of present water in an amount of 1-30 wt. %, based on the weight of said base resin (A).Type: GrantFiled: September 3, 1998Date of Patent: April 3, 2001Assignee: Kansai Paint Co., LTDInventors: Shinichi Ogino, Nobushige Numa
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Patent number: RE38254Abstract: Disclosed is an improved, chemically-amplifying positive resist composition for radiations, especially UV rays, deep-UV rays, excimer laser beams, X-rays, electron beams. The composition comprises (A) a resin component whose solubility in an alkaline aqueous solution is increased by the action of acids, (B) a chemical compound which generates an acid when exposed to radiations, and (C) an organic carboxylic acid compound and (D) an amine, in which said resin component (A) is a mixture comprising (a) a polyhydroxystyrene having a weight-average molecular weight of from 8,000 to 25,000 and a molecular weight distribution (Mw/Mn) of 1.Type: GrantFiled: September 20, 2001Date of Patent: September 16, 2003Assignee: Tokyo Ohka Kogyo Co., Ltd.Inventors: Kazufumi Sato, Kazuyuki Nitta, Akiyoshi Yamazaki, Yoshika Banba, Toshimasa Nakayama