From Metal Containing Monomer Patents (Class 526/240)
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Patent number: 6815513Abstract: A continuous process for making a comb-branched copolymer of an acrylic monomer and a polyether macromonomer is disclosed. The process is performed by continuously feeding a reaction zone with a monomer stream that contains an acrylic acid and a polyether macromonomer, and an initiator stream. The comb-branched copolymer made thereby performs better as water reducing agent in cement compared to that made by a batch process.Type: GrantFiled: January 16, 2001Date of Patent: November 9, 2004Assignee: Arco Chemical Technology, L.P.Inventors: Bi Le-Khac, Wei Wang, Edward T. Shawl
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Patent number: 6815515Abstract: A low color or colorless polymaleate as determined by a Gardner color number of 8 or less, said polymaleate is prepared by aqueous solution polymerization of 70 to 99.9 weight percent of maleic acid, 0.1 to 30 weight percent of an allylic sulfonate monomer, and 0.5 to 50 &mgr;m, based on the moles of monomer, of a polyvalent transition metal ion selected from group consisting of Group IVA, VA, VIA, VIIA, VIIIA, IB, IIB, and combinations thereof, wherein the weight percents are based on the total weight of monomer, provided that 10 to 60 mole percent of the carboxylic acid groups on the maleic acid are neutralized prior to polymerization. The low color or colorless polymaleates provide permanent press properties to textiles treated therewith and increases the resistance of such textiles to laundering abrasion. The polymaleates also may be used in cleaning compositions to disperse and suspend soils.Type: GrantFiled: February 25, 2002Date of Patent: November 9, 2004Assignee: National Starch and Chemical Investment Holding CorporationInventors: Anne-Marie Austin, Allen M Carrier, Klein A Rodrigues
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Publication number: 20040214946Abstract: The invention relates to absorptive, crosslinked polymers which are based on partly neutralized, monoethylenically unsaturated monomers carrying acid groups, and have improved properties, in particular in respect of their capacity for transportation of liquids in the swollen state, and which has a high gel bed permeability and high centrifuge retention capacity.Type: ApplicationFiled: April 25, 2003Publication date: October 28, 2004Inventors: Scott J. Smith, Mark C. Joy, Whei-Neen Hsu, Markus Frank
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Publication number: 20040127624Abstract: The present invention relates to a bicarboxyl monomer of formula (I), 1Type: ApplicationFiled: December 17, 2003Publication date: July 1, 2004Applicant: National Taiwan Normal UniversityInventors: Lung-Pin Chen, Kung-Chung Hsu
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Publication number: 20040127660Abstract: There are disclosed a (meth)acrylic copolymer and its production process, wherein the (meth)acrylic copolymer has the good chelating ability and dispersibility and is excellent both in the calcium-ion-binding ability and the gelation resistance in combination, and further, the deterioration of these various performances is inhibited even in the water system of high salt concentration. The (meth)acrylic copolymer comprises a constitutional unit (a) derivative from a specific (meth)acrylic monomer (A) and a constitutional unit (b1) derivative from a specific (meth)allyl-etheric monomer (B1) and has a phosphorus atom in the main chain; with the (meth)acrylic copolymer being characterized by having: a mutual ratio between the constitutional unit (a) and the constitutional unit (b1) in the specific range; a low molecular weight; and a content of phosphorus, as bonded to the copolymer, in the predetermined range; and further a gelation resistance of not more than 0.Type: ApplicationFiled: December 8, 2003Publication date: July 1, 2004Applicant: Nippon Shokubai Co., Ltd.Inventors: Koji Fukuhara, Masato Nakano, Takashi Fujisawa, Shigeru Yamaguchi
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Patent number: 6743875Abstract: An emulsion-polymerized addition copolymer formed from a monomer mixture comprising ethylenically unsaturated monomers including from more than 4 to 15 wt % based on the weight of said mixture of at least one ethylenically unsaturated carboxylic acid functional monomer, and from 0.05 to 5 wt % based on the weight of said mixture of at least one polymerizable surfactant monomer comprising hydrophobic and hydrophilic functional groups, wherein said hydrophobic functional group comprises a polymerizable group within it, is useful as a binder in an ink jet ink having improved print quality.Type: GrantFiled: January 16, 2003Date of Patent: June 1, 2004Assignee: Rohm and Haas CompanyInventors: Eric Alvin Johnson, Carl Michael Hesler, Robert David Solomon, Michael Paul Hallden-Abberton
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Patent number: 6727334Abstract: The invention relates to a resin composition exhibiting excellent coatability and capable of forming coatings with high hardness, superior scratch resistance, low curling properties, superb adhesion, excellent transparency, and superior coating surface appearance without a wavy striation, streaks, unevenness of coatings, cissing, and the like, as well as cured products made from the resin composition.Type: GrantFiled: August 15, 2001Date of Patent: April 27, 2004Assignees: DSM N.V., JSR Corporation, Japan Fine Coatings Co., Ltd.Inventors: Isao Nishiwaki, Yoshikazu Yamaguchi, Yuichi Eriyama, Takashi Ukachi
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Patent number: 6706833Abstract: New polyoxometalate compounds and polymers comprising recurring monomers of those compounds are provided. The compounds are formed by replacing at least one oxide of the starting polyoxometalate with an organoimido (NR) group bonded to the polyoxometalate via a triple bond to the nitrogen atom. The R of the (NR) group comprises a reactive functional group which renders the compound readily polymerizable, alone or with other monomers (e.g., divinylbenzene), to form the inventive polymers. Additionally, a countercation (e.g., bis(tetra-n-butylammonium)) can be mixed with the polyoxometalate compounds in order to neutralize the negative charge thereof as well as to make those compounds more soluble in organic solvents.Type: GrantFiled: July 6, 2000Date of Patent: March 16, 2004Assignee: Kansas State University Research FoundationInventors: Eric A. Maatta, Aaron R. Moore
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Publication number: 20040039142Abstract: Described herein are monomers of the formulaType: ApplicationFiled: June 24, 2003Publication date: February 26, 2004Inventor: Zhen Yu Yang
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Publication number: 20040023092Abstract: Ionic perfluorovinyl compounds and their uses as components of ionic conductors of the polymer type, of selective membranes or of catalysts. The compounds comprise at least one perfluorovinyl group and at least one group chosen from —O or one of the groups C≡N, —C(C≡N)2, —NSO2R or —C[SO2R]2 or a pentacyclic group comprising at least one N, C—C≡N, CR, CCOR or CSO2R group. The compounds and/or their polymers are of use in the preparation of ionically conducting materials, electrolytes and selective membranes.Type: ApplicationFiled: July 1, 2003Publication date: February 5, 2004Applicants: ACEP Inc., Centre National de la Recherche Scientifique, Universite de MontrealInventors: Michel Armand, Christophe Michot
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Patent number: 6683143Abstract: The present invention is directed to ion-sensitive, water-dispersible polymers. The present invention is also directed to a method of making ion-sensitive, water-dispersible polymers and their applicability as binder compositions. The present invention is further directed to fiber-containing fabrics and webs comprising ion-sensitive, water-dispersible binder compositions and their applicability in water-dispersible personal care products.Type: GrantFiled: May 4, 2000Date of Patent: January 27, 2004Assignee: Kimberly Clark Worldwide, Inc.Inventors: Pavneet S. Mumick, Yihua Chang, Franklin M. Chen, Frederick J. Lang, Kim G. Schick, Walter T. Schultz, William S. Pomplun, Dave A. Soerens, Kenneth Y. Wang
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Publication number: 20040014920Abstract: This invention concerns olefins having a terminally disposed fluorocyclobutyl ring bearing an ionic functionality or a precursor thereto, a process for the production thereof, and polymers formed therefrom.Type: ApplicationFiled: May 1, 2003Publication date: January 22, 2004Inventors: Peter Arnold Morken, Paul R. Resnick, Lin Wang
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Patent number: 6677391Abstract: The present invention relates to a non-aqueous denture adhesive composition comprising a safe and effective adhesive amount of a denture adhesive; a safe and effective amount of an anticalculus agent; and a non-aqueous denture adhesive carrier; wherein the anticalculus agent is a material effective in reducing calcium phosphate mineral deposition related to calculus formation. The present invention further relates to a method of delivering an anticalculus agent to the oral cavity and teeth, by applying the above composition to dentures, directly to the oral cavity, or applying it to both, and thereafter securing the dentures to the oral cavity.Type: GrantFiled: November 20, 2000Date of Patent: January 13, 2004Assignee: The Procter & Gamble CompanyInventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber, Lisa Catron Ernst, William Michael Glandorf, Donald James White, Jr.
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Patent number: 6677100Abstract: A photosensitive polymer including a copolymer of an acrylate or methacrylate monomer having a group indicated by the following formula (I), a comonomer selected from a maleic anhydride monomer and a cyclic vinyl ether monomer, and a resist composition including the same. In the formula, R1, R2, R3, and R4 are independently a hydrogen atom, a C1-C4 alkyl group, a C1-C4 alkoxy group, a phenyl group, a benzyl group, a phenoxy group, or —M(R′)3, M is Si, Ge, Sn, or OSi, and each R′ independently is a C1-C4 alkyl group, a C1-C4 alkoxy group, a phenyl group, or a phenoxy group.Type: GrantFiled: September 13, 2001Date of Patent: January 13, 2004Assignee: Samsung Electronics Co., Ltd.Inventors: Hyun-woo Kim, Sang-gyun Woo
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Patent number: 6667377Abstract: This invention concerns ionomers comprising monomer units of vinylidene fluoride and monomer units of perfluorovinyl ethers having pendant groups containing fluoroalkyl sulfonyl methide or fluoroalkyl sulfonyl imide derivatives and univalent metal salts thereof, and with the uses of said ionomers in eledrochemical applications, electrochemical capacitors and modified electrodes.Type: GrantFiled: May 10, 2001Date of Patent: December 23, 2003Assignee: E. I. du Pont de Nemours and CompanyInventors: Andrew Edward Feiring, Christopher Marc Doyle, Mark Gerrit Roelofs, William Brown Farnham, Paul Gregory Bekiarian, Hanne A. K. Blau
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Publication number: 20030224208Abstract: There is provided a polymer compound in which a metal complex is bonded to a main chain of a polymer via a substituent for imparting a given distance therebetween.Type: ApplicationFiled: April 7, 2003Publication date: December 4, 2003Applicant: CANON KABUSHIKI KAISHAInventors: Jun Kamatani, Shinjiro Okada, Akira Tsuboyama, Takao Takiguchi, Satoshi Igawa
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Patent number: 6656989Abstract: Novel polymer compositions are disclosed, along with their use as well service fluids, for example as completion fluids, work-over fluids or drilling fluids, comprising water soluble copolymers having sulfonate groups and carboxylate groups, along with alkali metal salts of carboxylic acid. Exemplary copolymer has 5 to 95 wt. % structural units derived from 2-acrylamido-2-methylpropanesulfonic acid or salt thereof, and 5 to 95 wt. % structural units derived from acrylic acid or salt thereof. A salt of the polymer may be used, such as the sodium, potassium, ammonium and calcium salts. Exemplary alkali metal salts of the polymer composition include sodium, potassium and cesium salts of formic acid and/or acetic acid in amounts suitable to develop high temperature viscosity suitable for such well servicing fluids. The polymer composition is hydrateble/soluble in a brine of sodium and/or potassium and/or cesium salts of formic and/or acetic acid.Type: GrantFiled: May 19, 2000Date of Patent: December 2, 2003Assignees: Cabot Corporation, Fritz Industries, Inc.Inventors: William J. Benton, Edward E. Miller
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Patent number: 6649718Abstract: A surface active agent composition is prepared including: a polymerizable monomer surface active agent and a polymerizable dimer surface active agent represented by the following chemical formula. In the following chemical formula, R1s each are independently an alkyl group having 8 to 30 carbon atoms, R2s each are independently hydrogen or a methyl group, As each are independently an alkylene group having 2 to 4 carbon atoms or a substituted alkylene group, and ns each are independently an integer from 0 to 200. The surface active agent composition is capable of providing for an emulsion exhibiting excellent mechanical stability and polymerization stability, which in turn is capable of forming a film having sufficiently high adhesion and water resistance.Type: GrantFiled: November 13, 2001Date of Patent: November 18, 2003Assignee: Dai-Ichi Kogyo Seiyaku Co., Ltd.Inventors: Toshiyuki Nishitani, Toshikazu Nabeshima, Hiroyuki Kurahashi
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Patent number: 6646080Abstract: The present invention provides radiation-curable compositions for coating plastic substrates, wherein the compositions, after cure, have a combination of sufficient adhesion, flexibility, and hardness. The compositions include: (a) metal oxide particles; and (b) a poly(meth)acrylate compound.Type: GrantFiled: July 3, 2002Date of Patent: November 11, 2003Assignee: DSM N.V.Inventors: Chandler P. Chawla, Christopher Tronche
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Publication number: 20030208014Abstract: The present invention relates to ionically and covalently cross-linked polymers and polymer membranes having recurrent units of the general formula (1), wherein Q is a link, oxygen, sulfur, (2) or (3) and the R radical is a divalent radical of an aromatic or heteroaromatic compound, and which are characterized in that a) R radical comprises at least partially substituents of general formula (4A), (4B), (4C), (4D), (4E), (4F), (4G) and/or (4H), b) R radical comprises at least partially substituents of the general formula (5A) and/or (5B) and/or the R radical is at least partially a group of the general formula (5C) and/or (5D)) and c) the R radical comprises at least partially bridges of the general formula (6) linking at least to R radicals together, R1, R2, R3, R4, R5, M, X, Y, Z and m having the herein-mentioned meanings.Type: ApplicationFiled: May 12, 2003Publication date: November 6, 2003Inventors: Jochen Kerres, Wei Zhang, Chy-Ming Tang
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Patent number: 6632897Abstract: Described is the use of nanoscale metal oxide particles as catalysts for the thermal and/or photochemical polymerization of species having at least one polymerizable carbon-carbon multiple bond and/or at least one carbon containing ring capable of undergoing a ring opening polymerization.Type: GrantFiled: December 20, 1999Date of Patent: October 14, 2003Assignee: Institut Für Neue Materialien gemeinnützigeInventors: Elisabeth Geiter, Helmut Schmidt
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Publication number: 20030187167Abstract: The present invention pertains to a method for forming polyacrylic acid granules and granules formed therefrom wherein the granules are flowable, have an increased bulk density relative to the as polymerized polyacrylic acids, and a low amount of dust which is generally characterized herein as particles which pass through a 325 mesh screen. The granules formed by the method of the present invention can be used to prepare controlled release tablets, especially controlled release pharmaceutical tablets. The controlled release properties of the tablets formed from granules prepared according to the present invention are unexpectedly better than tablets prepared from granules formed by other known granulation methods.Type: ApplicationFiled: March 31, 2003Publication date: October 2, 2003Applicant: Noveon IP Holdings Corp.Inventors: Daniel James Adams, David William Weaver, William R. Wilber, Jian-Hwa Guo, Edward S. Greenberg
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Publication number: 20030181620Abstract: The invention relates to water-soluble homopolymers and copolymers, which comprise an EbC50 value according to the algae toxicity test of <i>Scenedesmus subspicatus</i>of grater than 10 mg/l. The invention also relates to the production and use of these polymers as flocculation aids or thickeners and as a constituent of a plant protective agent or of an erosion protective agent.Type: ApplicationFiled: February 24, 2003Publication date: September 25, 2003Inventors: Richard Mertens, Gregor Herth
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Publication number: 20030181614Abstract: Biodegradable anionic polymers are disclosed which include recurring polymeric subunits preferably made up of dicarboxylic monomers such as maleic anhydride, itaconic anhydride or citraconic anhydride. Free radical polymerization is used in the synthesis of the polymers. The polymers may be complexed with ions and/or mixed with fertilizers or seeds to yield agriculturally useful compositions. The preferred products of the invention may be applied foliarly or to the earth adjacent growing plants in order to enhance nutrient uptake by the plants.Type: ApplicationFiled: June 4, 2003Publication date: September 25, 2003Applicant: SPECIALTY FERTILIZER PRODUCTS, LLCInventors: John Larry Sanders, Grigory Mazo, Jacob Mazo
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Patent number: 6624262Abstract: The present invention describes preparation of nanocomposite particles and structures by polymerizing monomers onto a functional inorganic colloid comprising a polymerization initiation site. The polymerization process is preferably a controlled/living polymerization process, including but not limited to, atom transfer radical polymerization and stable free radical polymerization. The nanocomposite particles can self-organize in solution, on surfaces or in films forming nanocomposite structures. Tethered AB block nanocomposite particles bring size control, solubility control and control over micro- and macro-functionality to the particles. The process may be catalyzed by a transition metal complex which participates in a reversible redox cycle with at least one of the group and a compound having a radically transferable atom or group, to form a nanocomposite particle with a tethered polymer chain. The process may be continued to form tethered copolymer chain.Type: GrantFiled: October 5, 2001Date of Patent: September 23, 2003Assignee: Carnegie Melon UniversityInventors: Krzysztof Matyjaszewski, Nicolay Tsarevsky
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Patent number: 6620899Abstract: This invention pertains to olefins having a terminally disposed fluorocyclobutyl ring bearing a sulfonyl, sulfonic acid or sulfonate salt, a process for the production thereof, and polymers, especially ionomers, formed therefrom. The invention further pertains to ionically conductive compositions formed by the combination of a liquid and the ionomer of the invention, and electrochemical devices such as electrodes, sensors, and solid polymer electrolytes comprising those conductive compositions. The polymers of the invention arc useful in the formation of films and coatings with high chemical resistance and good physical properties. The ionomers of the invention are useful in electrochemical applications, particularly in lithium batteries. The polymeric compositions of the invention are useful for strong acid catalysis, such as Friedel-Crafts alkylation.Type: GrantFiled: April 9, 2001Date of Patent: September 16, 2003Assignee: E. I. du Pont de Nemours and CompanyInventors: Peter Arnold Morken, Paul R. Resnick, Lin Wang
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Publication number: 20030157423Abstract: 1.Type: ApplicationFiled: December 18, 2002Publication date: August 21, 2003Inventors: Tomoki Nagai, Daisuke Shimizu, Tsutomu Shimokawa, Fumihisa Miyajima, Masaaki Miyaji
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Patent number: 6608159Abstract: This polymeric, acrylamide-free water retention agent, intended inter alia for drilling fluids in the high-temperature range and based on vinylic sulfonic acids, may be composed of the two principal components A and B, component A being selected from the group a) consisting of vinylic substituted sulfonic acid of the series 2-acrylamido-2-methylpropanesulfonic acid (AMPS), vinylsulfonic acid, methallylsulfonic acid or styrenesulfonic acid, salts thereof with a valence of at least 1, or mixtures thereof, or b) a divalent salt of homopolymers or copolymers of a vinylic substituted sulfonic acid of the series 2-acrylamido-2-methylpropanesulfonic acid (AMPS), vinylsulfonic acid, methallylsulfonic acid or styrenesultonic acid or mixtures thereof. In the case where component A comprises group a), the polymer further comprises component B) composed of a) from 4.99 to 60 mol % of an unsaturated, polybasic, cis-positioned carboxylic acid monomer and b) from 0.Type: GrantFiled: September 16, 2002Date of Patent: August 19, 2003Assignee: SKW Polymers GmbHInventors: Andrea Fenchl, Johann Plank
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Publication number: 20030139552Abstract: A surface active agent composition is prepared including: a polymerizable monomer surface active agent and a polymerizable dimer surface active agent represented by the following chemical formula. In the following chemical formula, R1s each are independently an alkyl group having 8 to 30 carbon atoms, R2s each are independently hydrogen or a methyl group, As each are independently an alkylene group having 2 to 4 carbon atoms or a substituted alkylene group, and ns each are independently an integer from 0 to 200. The surface active agent composition is capable of providing for an emulsion exhibiting excellent mechanical stability and polymerization stability, which in turn is capable of forming a film having sufficiently high adhesion and water resistance.Type: ApplicationFiled: November 13, 2001Publication date: July 24, 2003Inventors: Toshiyuki Nishitani, Toshikazu Nabeshima, Hiroyuki Kurahashi
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Patent number: 6590050Abstract: The present invention relates to compositions and use of water-soluble or water-dispersible copolymers for oil field applications. Specifically, the present invention relates to polymers containing allyloxy linkage andits functional dervatives for use in oil field applications as fluid additives for drilling and cementing processes.Type: GrantFiled: August 20, 2002Date of Patent: July 8, 2003Assignee: Hercules IncorporatedInventors: Keith A. Bair, Fu Chen, Mohand Melbouci, Teng-Shau Young, De-Kai Loo
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Patent number: 6586549Abstract: The present invention provides: a water-absorbing composition such that portions containing the water-absorbing composition in a high concentration exhibit excessive-liquid permeation buffering effects in absorbent articles comprising the water-absorbing composition and hydrophilic fibers; and a use of this water-absorbing composition. The water-absorbing composition comprises a water-absorbent resin and an excessive-liquid permeation buffer, wherein the water-absorbent resin is a product by a process including the step of further crosslinking the surface vicinity of a crosslinked polymer, and this water-absorbing composition is characterized by having a liquid permeation buffering index of not less than 0.Type: GrantFiled: July 6, 2000Date of Patent: July 1, 2003Assignee: Nippon Shokubai Co., Ltd.Inventors: Takumi Hatsuda, Kazuki Kimura, Koji Miyake, Eri Goto, Katsuyuki Wada
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Patent number: 6579956Abstract: A method for producing a polymer by coordination polymerization, comprising the steps of (a) reacting an unsaturated polar monomer having a functional group releasing a proton or a salt of the unsaturated polar monomer, with a masking agent comprising a halogenated organometallic compound or a organoaluminum compound capable of masking the functional group to form a corresponding masked monomer; and (b) polymerizing the masked monomer either alone or in combination with another monomer in the presence of the coordination polymerization catalyst to obtain the polymer.Type: GrantFiled: June 7, 2001Date of Patent: June 17, 2003Assignees: Kabushiki Kaisha Toyota Chuo Kenkyusho, University of MassachusettsInventors: Hiromitsu Tanaka, Bruce M. Novak
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Patent number: 6576714Abstract: The present invention provides a production process for a terminal-end-stabilized glyoxylic acid (salt)-based polymer, which process enables to reduce the amount of the polymerization solvent, as recovered or removed after the end of the polymerization (before the start of the hydrolysis) or after the end of the hydrolysis, without lowering the production efficiency. The production process for a terminal-end-stabilized glyoxylic acid (salt)-based polymer comprises the step of polymerizing a monomer component including a glyoxylic acid ester in order to produce the terminal-end-stabilized glyoxylic acid (salt)-based polymer, wherein a terminal end stabilizer is used as a reaction medium of the polymerization.Type: GrantFiled: February 22, 2001Date of Patent: June 10, 2003Assignee: Nippon Shokubai Co., Ltd.Inventors: Takuya Saeki, Akihiko Kanzaki, Junichi Nakamura, Yoshikazu Fujii, Shigeru Yamaguchi
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Patent number: 6569970Abstract: In a process for preserving a mineral molding by coating the surface of the mineral molding with an aqueous composition comprising an aqueous polymer dispersion, the dispersed polymer P comprises an ethylenically unsaturated acid of the 2-acrylamido-2-methylpropanesulfonic acid type polymerized into it in free-radically polymerized form.Type: GrantFiled: July 24, 2001Date of Patent: May 27, 2003Assignee: BASF AktiengesellschaftInventors: Bernd Reck, Gernot Franzmann, Bertold Bechert, Reinhard Bäecher, Gerd Rehmer
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Publication number: 20030096928Abstract: The present invention provides radiation-curable compositions for coating plastic substrates, wherein the compositions, after cure, have a combination of sufficient adhesion, flexibility, and hardness.Type: ApplicationFiled: July 3, 2002Publication date: May 22, 2003Inventors: Chandler P. Chawla, Christopher Tronche
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Patent number: 6559259Abstract: A water-soluble, crosslinkable protective colloid is provided having a molecular weight of least than 500,000 comprising: a) 20 to 959 by weight of monomer units containing sulphonic acid or sulphonate groups, b) 4 to 800 by weight of monomer units containing N-methylol or N-alkoxymethyl groups, and c) 0.1 to 20% by weight of hydrophobic monomer units such as water insoluble ethylenically unsaturated compounds and the hydrophobic end groups of initiator radicals or regulator molecules. Optionally, up to 50% by weight of the monomer units containing sulphonic acid or sulphonate groups can be replaced by monomer units containing carboxyl groups or monomer units containing amide groups.Type: GrantFiled: August 27, 2001Date of Patent: May 6, 2003Assignee: Wacker-Chemie GmbHInventors: Klaus Kohlhammer, Gerhard Koegler, Monika Rockinger, Walter Dobler
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Patent number: 6555640Abstract: Process that is capable of synthesizing a metal-containing resin having a good antifouling property in a short period of time without having such problems associated with the synthesis as gelation. The process for producing a metal-containing resin by conducting a copolymerization reaction of a monomer mixture (A) comprising 1 to 50% by weight of a carboxyl group-containing polymerizable unsaturated monomer (a) and 50 to 99% by weight of other polymerizable unsaturated monomer (b) in an organic solvent in the presence of water and an oxide or hydroxide of a metal having a valency of at least 2, wherein the amount of water is 1 to 30 parts by weight based on 100 parts by weight of the monomer mixture (A), and the formation of a metal carboxylate bond occurs together with the copolymerization of the monomer mixture (A); and an antifouling coating composition containing, as an active constituent, a metal-containing resin obtained by the production process.Type: GrantFiled: September 21, 2000Date of Patent: April 29, 2003Assignee: Kansai Paint Co., Ltd.Inventors: Kei Ito, Chikara Kawamura
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Publication number: 20030069375Abstract: This polymeric, acrylamide-free water retention agent, intended inter alia for drilling fluids in the high-temperature range and based on vinylic sulfonic acids, may be composed of the two principal components A and B, component A being selected from the group a) consisting of vinylic substituted sulfonic acid of the series 2-acrylamido-2-methylpropanesulfonic acid (AMPS), vinylsulfonic acid, methallylsulfonic acid or styrenesulfonic acid, salts thereof with a valence of at least 1, or mixtures thereof, or b) a divalent salt of homopolymers or copolymers of a vinylic substituted sulfonic acid of the series 2-acrylamido-2-methylpropanesulfonic acid (AMPS), vinylsulfonic acid, methallylsulfonic acid or styrenesultonic acid or mixtures thereof. In the case where component A comprises group a), the polymer further comprises component B) composed of a) from 4.99 to 60 mol % of an unsaturated, polybasic, cis-positioned carboxylic acid monomer and b) from 0.Type: ApplicationFiled: September 16, 2002Publication date: April 10, 2003Inventors: Andrea Fenchl, Johann Plank
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Patent number: 6545083Abstract: The present invention is thus directed to a cement additive which comprises a copolymer (A) obtained by polymerizing a monomer mixture (K), wherein; said monomer mixture (K) comprises a polyalkylene glycol ester monomer (I) represented by the general formula (1): a polyalkylene glycol ester monomer (II) represented by the general formula (2): and a carboxylic acid monomer (III) represented by the general formula (3):Type: GrantFiled: March 9, 2000Date of Patent: April 8, 2003Assignee: Nippon Shokubai Co, Ltd.Inventors: Tsuyoshi Hirata, Tsutomu Yuasa, Koichiro Nagare, Hirokatsu Kawakami
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Patent number: 6545110Abstract: A polymer having a backbone repeat unit that includes at least two metal atoms bonded to each other and only one ethylenically unsaturated functional group wherein the backbone unit preferably has a structure of —C(R3)═C(R3)—[C(R3)(R4)]n—[M(R1)(R2)]a—[C(R3)(R4)]p— wherein n is 0 to 4; a is at least 2; p is 0 to 4; R1 and R2 are each independently selected from hydrogen, halogen, lower alkyl having 4 or fewer carbon atoms, alkenyl having 4 or fewer carbon atoms, or aromatic having one ring; R3 and R4 are each independently selected from hydrogen and lower alkyl having 1 to 4 carbon atoms; and M is a metal atom selected from at least one of Sn, Ge, Pb, Hg, Ni, Pd, Pt, Cr, Fe, Co, Cu and Zn. The polymer has at least 20 weight percent metal, preferably at least 50 weight percent metal, based on the weight of the polymer.Type: GrantFiled: December 21, 2001Date of Patent: April 8, 2003Assignee: Lord CorporationInventors: Kirk J. Abbey, Fernando J. Gomez, Kenneth B. Wagener
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Publication number: 20030013817Abstract: A novel class of high temperature ion-containing poly(aromatic) polymers is disclosed.Type: ApplicationFiled: June 26, 2001Publication date: January 16, 2003Inventor: Kelly Lu
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Publication number: 20020193540Abstract: Ionic perfluorovinyl compounds and their uses as components of ionic conductors of the polymer type, of selective membranes or of catalysts. The compounds comprise at least one perfluorovinyl group and at least one group chosen from —O or one of the groups C≡N, —C(C≡N)2, —NSO2R or —C[SO2R]2 or a pentacyclic group comprising at least one N, C—C≡N, CR, CCOR or CSO2R group. The compounds and/or their polymers are of use in the preparation of ionically conducting materials, electrolytes and selective membranes.Type: ApplicationFiled: June 17, 2002Publication date: December 19, 2002Inventors: Michel Armand, Christophe Michot
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Patent number: 6486272Abstract: A process for producing a styrenic copolymer having a functional group and a syndiotactic configuration is provided. The process comprises bringing a metal compound into interaction with a vinyl compound having a functional group to mask the functional group and copolymerizing the vinyl compound having the masked functional group with a styrenic compound in the presence of a polymerization catalyst comprising (A) a transition metal compound, (B) at least one compound selected from compounds having oxygen and compounds which can form ionic complex compounds by reaction with the transition metal compound and (C) an organometallic compound. A styrenic copolymer which is a random, block or graft copolymer, preferably a random copolymer, of a vinyl compound having a functional group and a styrenic compound and has the repeating units derived from the styrenic compound having the syndiotactic configuration can be produced efficiently.Type: GrantFiled: December 19, 2001Date of Patent: November 26, 2002Assignee: Idemitsu Petrochemical Co., Ltd.Inventors: Tetsuya Inoue, Masanori Sera
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Publication number: 20020173605Abstract: A process for producing a styrenic copolymer having a functional group and the syndiotactic configuration is provided. The process comprises bringing a metal compound into interaction with a vinyl compound having a functional group to mask the functional group and copolymerizing the vinyl compound having the masked functional group with a styrenic compound in the presence of a polymerization catalyst comprising (A) a transition metal compound, (B) at least one compound selected from compounds having oxygen and compounds which can form ionic complex compounds by reaction with the transition metal compound and (C) an organometallic compound. A styrenic copolymer which is a random, block or graft copolymer, preferably a random copolymer, of a vinyl compound having a functional group and a styrenic compound and has the repeating units derived from the styrenic compound having the syndiotactic configuration can be produced efficiently.Type: ApplicationFiled: December 19, 2001Publication date: November 21, 2002Inventors: Tetsuya Inoue, Masanori Sera
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Patent number: 6479603Abstract: The invention provides a process for the living free radical addition polymerization of one or more ethylenically unsaturated monomers using at least one free-radical polymerization initiator and in the presence of one or more stable N-oxyl radicals, wherein at least one stable N-oxyl radical has polymerizable double bonds. The invention additionally provides polymers obtainable by this process, having a polydispersity index PDI of from 1.0 to 1.8, and provides for the use of stable N-oxyl radicals having polymerizable double bonds in the living free radical addition polymerization of one or more different ethylenically unsaturated monomers.Type: GrantFiled: June 14, 2001Date of Patent: November 12, 2002Assignee: BASF AktiengesellschaftInventors: Yuliang Yang, Junpo He, Jizhuang Cao, Jingming Chen, Chengming Li
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Patent number: 6475497Abstract: The present invention relates to a non-aqueous denture adhesive composition comprising a safe and effective adhesive amount of a denture adhesive; a safe and effective amount of an anticalculus agent; and a non-aqueous denture adhesive carrier; wherein the anticalculus agent is a material effective in reducing calcium phosphate mineral deposition related to calculus formation. The present invention further relates to a method of delivering an anticalculus agent to the oral cavity and teeth, by applying the above composition to dentures, directly to the oral cavity, or applying it to both, and thereafter securing the dentures to the oral cavity.Type: GrantFiled: November 20, 2000Date of Patent: November 5, 2002Assignee: The Procter & Gamble CompanyInventors: Jayanth Rajaiah, Kimberly Ann Gilday-Weber, Lisa Catron Ernst
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Publication number: 20020156214Abstract: Provided is a high density multimodal polyethylene, having a shear ratio (SR) of 18 or more and comprising at least 20% by weight of a high molecular weight fraction, which high molecular weight fraction has:Type: ApplicationFiled: April 10, 2002Publication date: October 24, 2002Inventor: Etienne Laurent
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Patent number: 6465594Abstract: Disclosed are a phosphine derivative represented by formula (I): wherein Ar represents a substituted or unsubstituted phenyl group or a substituted or unsubstituted naphthyl group, a transition metal complex comprising the phosphine derivative or a polymer thereof as a ligand, and a process for producing an optically active amino acid compound by asymmetric hydrogenation using the transition metal complex as a catalyst.Type: GrantFiled: March 30, 2000Date of Patent: October 15, 2002Assignee: Takasago International CorporationInventors: Kyoko Tamao, Noboru Sayo
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Patent number: 6465397Abstract: What is disclosed is the preparation and use of synthetic water soluble copolymers useful in modifying the water permeability characteristics of subterranean hydrocarbon producing formations. The copolymers are in the form of dilute, pumpable, homogeneous, aqueous solutions and comprise a crosslinked synthetic copolymerizate with intramolecular and intermolecular crosslinking in a non-gelled state and a molecular size/shape corresponding to a K-value of 220-450.Type: GrantFiled: February 11, 2000Date of Patent: October 15, 2002Assignee: Clariant Finance (BVI) LimitedInventor: Daniel Bruce Patterson
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Patent number: 6465587Abstract: The present invention relates to compositions and use of water-soluble or water-dispersible copolymers for oil field applications. Specifically, the present invention relates to polymers containing allyloxy linkage and its functional dervatives for use in oil field applications as fluid additives for drilling and cementing processes.Type: GrantFiled: December 8, 2000Date of Patent: October 15, 2002Assignee: Hercules IncorporatedInventors: Keith A. Bair, Fu Chen, Mohand Melbouci, Teng-Shau Young, De-Kai Loo