Interpolymerized With Hydrocarbon Monomer Patents (Class 526/324)
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Patent number: 4417043Abstract: A polymer capable of forming an anisotropic melt characterized in that the polymer chain includes residues of cross-linking reactants at a concentration sufficient to give a polymer with a melt viscosity of not greater than 10.sup.7 Nsec/m.sup.2 measured by capillary rheometry at a shear rate of 10.sup.4 N/m.sup.2. The polymers exhibit favorable shear dependent viscosity characteristics in that the viscosity is high under low shear conditions and is low under high shear conditions, as judged by the viscosity characteristics of polymers of the same composition but not containing the residues of cross-linking reactants.Type: GrantFiled: January 5, 1981Date of Patent: November 22, 1983Assignee: Imperial Chemical Industries PLCInventors: Frederic N. Cogswell, Brian P. Griffin, Clive P. Smith
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Patent number: 4359325Abstract: Copolymers comprising acrylic ester units, dicarboxylic compounds units and diisobutylene units and whose average molecular weight by number is from 500 to 250,000 are useful for improving the cold-flow properties of lube oils and other hydrocarbon oils such as diesel oil, heavy fuel oil, residual fuel oil and crude petroleum.Type: GrantFiled: December 15, 1980Date of Patent: November 16, 1982Assignee: Institut Francais du PetroleInventors: Francois Dawans, Jean-Pierre Durand, Daniel Binet
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Patent number: 4299941Abstract: An improved process for producing an aqueous emulsion of a vinyl chloride/vinyl ester/ethylene copolymer having a small heat fluidity and excellent strength which comprises continuously adding a solution of a specific polybasic acid polyallyl ester in the vinyl chloride and/or vinyl ester and further at least 60% by weight of the vinyl chloride and vinyl ester to the polymerization system during the polymerization reaction. The copolymer thus produced has a large benzene-insoluble part and the aqueous emulsion thereof is stable and is useful as an adhesive, as for paint compositions, or as a binder for fibers and papers.Type: GrantFiled: September 24, 1979Date of Patent: November 10, 1981Assignee: Sumitomo Chemical Company, LimitedInventors: Shizuo Narisawa, Takeo Oyamada
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Patent number: 4289866Abstract: A process for the preparation of copolymers in which in a first step an olefinically unsaturated dicarboxylic acid is reacted with a polyhydric alcohol to yield a hemi-ester having free hydroxyl groups, which in a second step is reacted with a monoepoxy compound to yield an olefinically unsaturated diester containing hydroxyl groups, wherein the diester is copolymerized in at least one further step with at least one unsaturated monomer having no free carboxyl groups, and the hardenable reaction product thus obtained is either isolated or hardened with a hardening agent, and coating and adhesive compositions containing a copolymer thus obtained.Type: GrantFiled: February 25, 1980Date of Patent: September 15, 1981Assignee: Hoechst AktiengesellschaftInventors: Jurgen Ritz, Hermann Hotze, Hans-Dieter Mummenthey
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Patent number: 4209598Abstract: Disclosed are modified, water-dilutable polymer oil imides containing carboxyl groups, methods for producing same and coating compositions, preferably electro-dip-lacquering compositions, containing same.Type: GrantFiled: April 25, 1978Date of Patent: June 24, 1980Assignee: Dr. Kurt Herberts & Co. Gesellschaft mit beschrankter Haftung Vorm. Otto Louis HerbertsInventor: Hans-Peter Patzschke
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Patent number: 4184993Abstract: Plasticizers are prepared from a monomer mixture consisting essentially of (A) one or more olefins having 6 to 18 carbon atoms and (B) one or more C.sub.1 to C.sub.6 esters or diesters of monoethylenically unsaturated mono- or di-carboxylic acids. Blends of the plasticizers with different polymers, for example polyvinyl chloride, are also prepared.Type: GrantFiled: May 4, 1977Date of Patent: January 22, 1980Assignee: Rohm and Haas CompanyInventors: Udai P. Singh, John T. Lutz, Jr.
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Patent number: 4170699Abstract: The production of polymer beads by a suspension polymerization process in which a vinyl aromatic monomer having a free-radical generating catalyst dissolved therein is suspended in an aqueous medium with the aid of from 0.1 to 2.0 percent by weight, based on monomer, of a finely divided phosphate suspending agent in the presence of a modifier and heated to cause the monomer to polymerize into polymer beads is improved by the addition to the suspension of at least about 0.01 percent by weight based on monomer of an adjunct modifier, glutamic acid. Although the process of the invention is especially applicable in the preparation of large polymer beads, the glutamic acid also makes it possible to prepare the smaller polymer beads having narrow particle size distribution, also.Type: GrantFiled: June 29, 1978Date of Patent: October 9, 1979Assignee: Arco Polymers, Inc.Inventor: Harold A. Wright
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Patent number: 4083724Abstract: A light-sensitive composition comprising novel arylglyoxyalkyl acrylates that exhibits useful light sensitivity. The basic structure of the new compositions, which may also themselves be polymerized are as follows: ##STR1## wherein Ar represents an aromatic structure selected from the group consisting of benzene, naphthalene and substituted products of each, R.sub.1 represents an alkyl group having from one to ten carbon atoms, R.sub.2 represents a grouping selected from the group consisting of hydrogen, or a lower alkyl group having from one to five carbon atoms and R.sub.3 represents an alkenyl group having from one to ten carbon atoms and singular unsaturation. The light-sensitive compositions may themselves be utilized in photochemistry as photopolymers, they may be combined with suitable solvents and additives or polymerized with suitable backbone polymers to provide substances which can be used as light-sensitive coatings.Type: GrantFiled: August 4, 1975Date of Patent: April 11, 1978Assignee: The Richardson CompanyInventors: Thaddeus M. Muzyczko, Donald W. Fieder
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Patent number: 4077806Abstract: A light-sensitive composition comprising novel arylglyoxyalkyl acrylates that exhibits useful light sensitivity. The basic structure of the new compositions, which may also themselves be polymerized are as follows: ##STR1## wherein Ar represents an aromatic structure selected from the group consisting of benzene, naphthalene and substituted products of each, R.sub.1 represents an alkyl group having from one to ten carbon atoms, R.sub.2 represents a grouping selected from the group consisting of hydrogen, or a lower alkyl group having from one to five carbon atoms and R.sub.3 represents an alkenyl group having from one to ten carbon atoms and singular unsaturation. The light-sensitive compositions may themselves be utilized in photochemistry as photopolymers, they may be combined with suitable solvents and additives or polymerized with suitable backbone polymers to provide substances which can be used as light-sensitive coatings.Type: GrantFiled: October 2, 1975Date of Patent: March 7, 1978Assignee: The Richardson CompanyInventors: Thaddeus M. Muzyczko, Donald W. Fieder
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Patent number: 4065613Abstract: An amorphous atactic alternating branched copolymer having a glass transition temperature less than about 0.degree. C., said copolymer having repeating units of --A--B-- wherein A is a polymerized unit derived from a compound containing the group ##STR1## and where B is a polymerized unit derived from a compound containing the group CH.sub.2 =C<.Type: GrantFiled: March 17, 1975Date of Patent: December 27, 1977Assignee: E. I. Du Pont de Nemours and CompanyInventor: Anestis Leonidas Logothetis
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Patent number: 4053503Abstract: A method for dimerizing heptadiene acid esters in the presence of a catalyst which is a metal of Group IA of the Periodic System or an alcoholate, hydride, amide, or tritylate thereof, or is an alcoholate, hydride, or amide of a metal of Group IIA of the Periodic System.Type: GrantFiled: April 9, 1976Date of Patent: October 11, 1977Assignee: Schering AktiengesellschaftInventors: Christian Burba, Peter Borner
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Patent number: 4048411Abstract: A process for the manufacture of copolymers of ethylene with vinyl acetate at pressures above 800 atmospheres and at from 150.degree. to 350.degree. C, using mean residence times of up to at most 100 seconds. The reaction mixture obtained from the polymerization is kept for from 2 to 10 minutes at from 150.degree. to 250.degree. C under a pressure below 500 atmospheres. Homogeneous ethylene/vinyl acetate copolymers are obtained without the formation of substantial amounts of free acetic acid by decomposition of the vinyl acetate.Type: GrantFiled: May 19, 1976Date of Patent: September 13, 1977Assignee: BASF AktiengesellschaftInventors: Franz Georg Mietzner, Klaus Pfleger, Hans Gropper, Oskar Buechner, Klaus Boettcher, Wieland Zacher
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Patent number: 4048421Abstract: A method for the anionic polymerization of unsaturated monomers involves effecting reaction in the presence of an organic derivative of a metal alumina hydride in an amount ranging from 0.01 to 5.0 mol percent based upon the amount of unsaturated monomer.Type: GrantFiled: October 21, 1974Date of Patent: September 13, 1977Assignee: Vysoka skola chemicko technologickaInventors: Jaroslav Kralicek, Vladimir Kubanek, Jaroslava Kondelikova, Bohuslav Casensky, Jiri Machacek
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Patent number: 4046720Abstract: Uniformly-shaped, porous, round beads are prepared by the co-polymerization of an acrylic monomer and a cross-linking agent in the presence of 0.05 to 5% by weight of an aqueous soluble polymer such as polyethylene oxide. Cross-linking proceeds at high temperature above about 50.degree. C or at a lower temperature with irradiation. Beads of even shape and even size distribution of less than 2 micron diameter are formed. The beads will find use as adsorbents in chromatography and as markers for studies of cell surface receptors.Type: GrantFiled: May 30, 1975Date of Patent: September 6, 1977Assignee: California Institute of TechnologyInventors: Alan Rembaum, Shiao-Ping S. Yen, William J. Dreyer
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Patent number: 4024098Abstract: A reinforcing composition for mineral structures which comprises as reactive ingredients one or more radical-polymerizable or copolymerizable monomer and a bisulfite ion-supplying substance. The use of the reinforcing composition facilitates reinforcement of natural or artificial mineral structures and products.Type: GrantFiled: August 13, 1975Date of Patent: May 17, 1977Assignee: Mitsui Toatsu Kagaku Kabushiki Kaisha (Mitsui Toatsu Chemicals, Incorporated)Inventors: Tadashi Yamaguchi, Takayuki Ono, Hiroshi Hoshi, Michio Hirakawa, Isao Watanabe
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Patent number: 4001065Abstract: A process of wrapping a substrate to insulate or protect it, wherein a tape comprising a cross-linked copolymer derived from an ethylenically unsaturated hydrocarbon and a carboxylic acid ester having ethylenic unsaturation is wrapped around the substrate, and subsequently shrunk. Although the tape is cross-linked, it nevertheless fuses sufficiently to bond to itself to form an integral structure. The substrate can if desired be removed, the tape serving as the inner layer to a hose.Type: GrantFiled: April 17, 1975Date of Patent: January 4, 1977Assignee: Raychem CorporationInventors: Richard John Penneck, Robin James Thomas Clabburn
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Patent number: 4001348Abstract: Polyester moulding and coating compositions based on polyester resins of:A. from 20 to 90% by weight based on the sum of components (A) and (B), of .alpha.,.beta.-ethylenically unsaturated polyesters, andB. from 80 to 10% by weight based on the sum of components (A) and (B) of polymerizable compounds, these polyester compositions containing, in addition to possible further additives,C. from 0.1 to 8.0% by weight based on the sum of components (A) and (B) of polymerization initiators,D. from 0.001 to 0.1% by weight based on the sum of components (A) and (B) of polymerization inhibitors,E. from 0.001 to 0.5% by weight, based on the sum of components (A) and (B), of conventional accelerators,F. from 0.05 to 5.0% by weight based on the sum of components (A) and (B) of additional accelerators, and optionally,G. from 0.01 to 1.Type: GrantFiled: November 11, 1975Date of Patent: January 4, 1977Assignee: Bayer AktiengesellschaftInventors: Harald Selbeck, Rolf Dhein, Hans Rudolph, Manfred Patheiger, Otto Bendszus
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Patent number: 4000222Abstract: Dialkoxyxanthogendisulphides, their production by reacting an alcohol and carbondisulphide in the presence of alkali and subsequent oxidation, use of these dialkoxyxanthogendisulphides as molecular weight regulators in polymerization processes and a mixture of chloroprene-copolymers made in the presence of dialkoxyxanthogendisulphides.Type: GrantFiled: August 7, 1974Date of Patent: December 28, 1976Assignee: Bayer AktiengesellschaftInventors: Rudolf Mayer-Mader, Jurgen Boldt
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Patent number: 3993710Abstract: Dispersions suitable for the manufacture of moulding compositions which can be cured with low shrinkage to give mouldings with excellent surfaces can be obtained by the addition of finely divided ethylene copolymers manufactured in aqueous emulsion to unsaturated polyester resins.Type: GrantFiled: June 24, 1975Date of Patent: November 23, 1976Assignee: Bayer AktiengesellschaftInventors: Heinrich Alberts, Klaus Schuster, Herbert Bartl, Hansjochen Schulz-Walz
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Patent number: 3987000Abstract: A polymer composition is disclosed which can be sprayed or otherwise thinly coated on an open wound to serve as a protective bandage. The composition comprises:A. 10 to 30% by weight of isobutene relative to total monomer weight;B. 5 to 85% by weight of total monomer of one or more esters of acrylic or methacrylic acid and one or more normal or branched, monovalent, primary or secondary aliphatic alcohols having 1-4 carbon atoms; andC. 5 to 85% by weight of total monomer of one or more maleic acid monoalkyl esters having 1-12 carbon atoms in the monoalkyl portion of the molecule.Type: GrantFiled: August 29, 1974Date of Patent: October 19, 1976Assignee: Beiersdorf AktiengesellschaftInventors: Peter Gleichenhagen, Dietrich Schulte, Gunther Bonitz
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Patent number: 3981846Abstract: Copolymers of vinyl chloride and maleic or fumaric acid diester, which have good workability, are improved by incorporating therein an organic peroxide as a cross-linking agent. Products formed from the resin, which can be foamed articles, have improved thermal stability.Type: GrantFiled: June 29, 1973Date of Patent: September 21, 1976Assignee: Dynamit Nobel AktiengesellschaftInventors: Johannes Freytag, Hans-Ewald Konermann
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Patent number: 3972867Abstract: Cyanocarboxylate polymers and copolymers are prepared by reacting a polymer or copolymer of conjugated diolefin with a cyanocarboxylate compound of the formula: ##EQU1## where R and R' are hydrogen atoms or alkyl, cycloalkyl, aryl or acyl groups of 1-12 carbon atoms, or R is a COOR' group or halogen.The resulting polymers or copolymers are useful as finishing agents or additives for unsaturated elastomers.Type: GrantFiled: March 27, 1975Date of Patent: August 3, 1976Assignee: Institut Francais du Petrole, des Carburants et Lubrifiants et Entreprise de Recherches et d'Activities Petrolieres ElfInventors: Francois Dawans, Denise Nicolas
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Patent number: 3959539Abstract: Powder coating materials which consist essentially of an ionic copolymer, or a copolymer or terpolymer base resin of the ionic copolymer, and 1 to 20% by weight, based on the weight of copolymer, of a monobasic fatty acid of 10 to 22 carbon atoms, a metal salt of a monobasic fatty acid of 10 to 22 carbon atoms, or mixtures thereof. The materials are useful for coating glass bottles.Type: GrantFiled: November 13, 1974Date of Patent: May 25, 1976Assignee: E. I. Du Pont de Nemours and CompannyInventor: Marion Glen Waggoner
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Patent number: 3959229Abstract: An additive for imparting soil-release or anti-soiling characteristics to a textile comprising a copolymer formed by the chemical condensation of (A) an organic compound having a plurality of carboxylic anhydride groups, and (B) a bifunctional compound, each functional group being condensible with the anhydride groups of (A) and also containing a terminal fluorocarbon group of at least 3 carbon atoms.Type: GrantFiled: May 6, 1974Date of Patent: May 25, 1976Assignee: Imperial Chemical Industries LimitedInventors: Anthony Peter Downing, Richard Llewellyn Powell
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Patent number: 3957741Abstract: Uniformly-shaped, porous, round beads are prepared by the co-polymerization of an acrylic monomer and a cross-linking agent in the presence of 0.05 to 5% by weight of an aqueous soluble polymer such as polyethylene oxide. Cross-linking proceeds at high temperature above about 50.degree.C or at a lower temperature with irradiation. Beads of even shape and even size distribution of less than 2 micron diameter are formed. The beads will find use as adsorbents in chromatography and as markers for studies of cell surface receptors.Type: GrantFiled: January 17, 1974Date of Patent: May 18, 1976Assignee: California Institute of TechnologyInventors: Alan Rembaum, Shiao-Ping Siao Yen, William J. Dreyer
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Patent number: 3956269Abstract: Compounds which contain azo linkages as well as the radical of an ultraviolet light stabilizing group are described. These compounds function as polymerization initiators which cause an ultraviolet light stabilization group to be chemically bound to the polymer.Type: GrantFiled: January 22, 1974Date of Patent: May 11, 1976Assignee: Pennwalt CorporationInventors: Chester S. Sheppard, Ronald E. MacLeay
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Patent number: 3956244Abstract: Novel crosslinked heteropolymers of vinyl acetate and maleic anhydride are provided which are useful as aqueous thickeners for aqueous formulations such as cosmetics and latex paints. Ester and amide derivatives of the combined maleic anhydride portion of the heteropolymer are also provided. The process for preparing the crosslinked heteropolymers comprises adding a maleic anhydride monomer, and crosslinking agent monomer, and catalyst in controlled amounts to a monomer solution of vinyl acetate.Type: GrantFiled: December 24, 1974Date of Patent: May 11, 1976Assignee: N L Industries, Inc.Inventors: William G. Carpenter, Daniel F. Herman, Rudolph J. Berndlmaier
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Patent number: 3956225Abstract: A stable dispersion of vinyl polymer dispersed in an organic dispersion medium, said dispersed vinyl polymer being prepared from a vinyl monomer in said dispersion medium in the presence of a dispersion stabilizer which is soluble in said dispersion medium, and said dispersion stabilizer being a copolymer having comb structure which is obtained by copolymerization of vinyl monomer and aliphatic chain monomer in a solvent, further said aliphatic chain monomer being prepared by half-esterification between an alkyl succinic anhydride and a hydroxyalkyl ester of acrylic acid or methacrylic acid.Type: GrantFiled: July 13, 1973Date of Patent: May 11, 1976Assignee: Kansai Paint Co., Ltd.Inventors: Koichiro Murato, Minoru Shibata, Tadashi Watanabe
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Patent number: 3956245Abstract: A process for the production of co- and multi-monomer random polymers involves the free-radical bulk polymerization of vinyl esters and styrene while controlling the rate of polymerization via the gradual addition of styrene to the polymerization medium during polymerization.Type: GrantFiled: April 23, 1974Date of Patent: May 11, 1976Assignee: Shell Oil CompanyInventors: Adrianus M. C. Van Steenis, William J. Van Westrenen
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Patent number: 3954720Abstract: Random copolymers are derived from a variety of ethylenically unsaturated monomers and are characterised by containing a 1-olefine heat-reaction product which has been made by a free-radical polymerisation of a normally liquid 1-olefine having from 6 to 22 carbon atoms until the product has a non-volatile content of from 1% to 60%. The copolymers are useful in the field of surface coatings.Type: GrantFiled: April 5, 1974Date of Patent: May 4, 1976Assignee: Berger, Jenson & Nicholson LimitedInventors: Joseph Spoor, Alan Cunningham
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Patent number: 3953408Abstract: Addition polymerizable polymeric compounds produced by esterification reaction or addition reaction of a copolymer having pendent carboxyl groups and about 0.03 to 1.0 equivalent, based upon the carboxyl groups of said copolymer, of an ethylenically unsaturated compound having one oxirane ring, said copolymer being obtained by copolymerizing (1) about 10 to 95 percent by weight of at least one member selected from the group consisting of styrene and the methyl-substituted styrene derivatives (2) about 5 to 70 percent by weight of at least one ethylenically unsaturated mono- or di-carboxylic acid, its anhydride or its monoalkyl of 1 to 4 carbon atoms ester, (3) up to about 30 percent weight of at least one member selected from the group consisting of acrylonitrile and methacrylonitrile, (4) up to about 85 percent by weight of at least one compound of the formula ##EQU1## wherein R.sup.1 represents a hydrogen atom or methyl group; and R.sup.Type: GrantFiled: October 18, 1973Date of Patent: April 27, 1976Assignee: Asahi Kasei Kogyo Kabushiki KaishaInventors: Keizo Hosoi, Hiroshi Sagami, Isao Imai
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Patent number: T962006Abstract: the invention relates to photopolymerizable polymeric compositions useful as coating and moldable compositions which are hardenable by ultraviolet radiation. These coating and moldable compositions comprise mixtures of photopolymerizable or photocrosslinkable acrylates of bis-(hydroxyalkyl) terephthalates and isophthalates in combination with at least one ethylenically unsaturated monomer component and a photoinitiator.Type: GrantFiled: January 6, 1977Date of Patent: September 6, 1977Inventors: James G. Pacifici, Raymond D. Clark, Gordon C. Newland