Interpolymerized With Non-hydrocarbon Monomer Patents (Class 526/338)
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Patent number: 4212783Abstract: A paper size obtained by the steps of treating with an acid a hydrocarbon distillate boiling within the range of 20.degree.-80.degree. C. and containing at least one C.sub.5 acyclic conjugated diolefin in an amount of 10 to 35 wt. % of the distillate, the distillate being derived from a fraction obtained as a by-product at the time of cracking petroleum, reacting said hydrocarbon distillate with an .alpha.,.beta.-unsaturated carboxylic acid in a specified weight ratio and then saponifying the thus obtained acid-modified hydrocarbon distillate with an alkali thereby to obtain the paper size.Type: GrantFiled: July 27, 1978Date of Patent: July 15, 1980Assignee: Nippon Oil Company, Ltd.Inventors: Hisatake Sato, Shiroh Saitoh, Michihiro Mohri, Akio Miyahara, Hideo Hayashi
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Patent number: 4189567Abstract: Homogeneous free-running powders, mixable when dry and with a mean particle size of between 0.1 and 5 mm, are obtained by high-temperature flocculation in the presence of aluminum polyhydroxychloride salts. The temperature is preferably between 70.degree. and 100.degree. C. and the pH is preferably 6 to 13.Type: GrantFiled: April 5, 1978Date of Patent: February 19, 1980Assignee: DistugilInventors: Paul Branlard, Jean-Pierre Merle
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Patent number: 4172188Abstract: Linear telechelic diene polymers with molecular weights of about 300 to about 20,000 which contain hydrazide end groups and to a process for their preparation as well as to their use for synthesizing high molecular weight polymers.Type: GrantFiled: March 15, 1973Date of Patent: October 23, 1979Assignee: Bayer AktiengesellschaftInventors: Gerhard Balle, Gunter Kolb
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Patent number: 4157319Abstract: A rubbery copolymer of butadiene, styrene and acrylonitrile, if desired, with a tensile strength of about 50 to about 100 psig containing a minor amount of styrene, particularly in combination with selective tackifier resins. Said copolymer is preferably prepared by a step-wise aqueous emulsion polymerization with styrene and modifier being incrementally added. Said rubbery copolymer/tackifier mixture is particularly useful as an adhesive.Type: GrantFiled: June 6, 1977Date of Patent: June 5, 1979Assignee: The Goodyear Tire & Rubber CompanyInventors: George W. Feeney, Gary L. Burroway
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Patent number: 4102844Abstract: A method for the production of dipped articles of rubber latices, wherein rubber latices are used which have an average rubber-particle diameter of no more than 200 nm and contain a rubber having a Defo value of less than 2000, the rubber latices having been prepared by the polymerization of a monomer mixture of 85 to 50 parts by weight of butadiene and/or isoprene, 10 to 40 parts by weight of acrylonitrile or methacrylonitrile, 0 to 40 parts by weight of styrene, 0 to 10 parts by weight of acrylamide, methacrylamide and/or their methylol derivatives and 0.1 to 10 parts by weight of an .alpha.-.beta.-unsaturated carboxylic acid, in aqueous emulsion in the presence of 0.5 to 6.Type: GrantFiled: May 20, 1976Date of Patent: July 25, 1978Assignee: Bayer AktiengesellschaftInventors: Ernst Schwinum, Heinz Hornig, Martin Matner
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Patent number: 4102667Abstract: An additive composition containing a substantially water-soluble, alternating copolymer of maleic acid and a conjugated diene such as butadiene for reducing the drift of aqueous spray compositions. Certain salts of the copolymer may also be employed and the aqueous spray compositions may either be water or water-containing compositions containing herbicides, plant growth regulators, fungicides, insecticides, bactericides, fertilizers, defoliants, seeds, and the like as well as mixtures thereof. The drift-inhibiting additive compositions of this invention may also be used in conjunction with water-based paints. A method of dispensing aqueous compositions on the ground utilizing the drift-inhibiting additive compositions is also encompassed by the invention.Type: GrantFiled: July 16, 1976Date of Patent: July 25, 1978Assignee: Lindau Chemicals, Inc.Inventors: Robert Earl Robinson, John Alan Ernst
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Patent number: 4092455Abstract: Vulcanizable rubber compositions providing excellent bonding of textile or metal reinforcing fibers thereto which comprises a rubber, a filler material, an N-(substituted oxymethyl)melamine and a compound selected from 1,1'-methylenebis(2-naphthol), 2,2'-methylenebis (1-naphthol), mixtures thereof, 1,1'-thiobis(2-naphthol), 2,2-thiobis(1-naphthol), 4,4'-methylenebis(1-naphthol), 4,4'-thiobis(1-naphthol) and mixtures thereof.Type: GrantFiled: March 8, 1976Date of Patent: May 30, 1978Assignee: American Cyanamid CompanyInventors: Frank George Pinto, Earl Kaplan
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Patent number: 4088708Abstract: Compositions may be reacted partially to a thermoplastic, elastomeric intermediate stage (B-stage) having excellent shelf stability at room temperature. The thermoplastic (B-stage) compositions may be heated to cure to a thermoset, elastomeric, tack-free final stage (C-stage). The compositions comprise (A) 1 equivalent weight of at least one cycloaliphatic epoxy resin, (B) from about 0.05 to about 0.5 equivalent weight of at least one amine-terminated liquid polymer having a carbon-carbon backbone and (C) from about 0.4 to about 1.5 equivalent weight of at least one anhydride. The compositions are useful as solventless adhesives (alone or compounded with rubber stock or the like) for conveyor belts, hoses, shoes, iron-on clothing patches, and the like. The compositions are also useful as paints, powder coatings, binders for woven or non-woven fibers and cords, and the like.Type: GrantFiled: February 23, 1976Date of Patent: May 9, 1978Assignee: The B. F. Goodrich CompanyInventor: Changkiu K. Riew
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Patent number: 4071679Abstract: Copolymers of 2,4-pentadien-1-ol with conjugated dienes, optionally with copolymerizable olefinically unsaturated monomers, are prepared by aqueous emulsion polymerization.Type: GrantFiled: October 24, 1975Date of Patent: January 31, 1978Assignee: Phillips Petroleum CompanyInventors: Carl A. Uraneck, John E. Burleigh, Paul W. Solomon
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Patent number: 4058657Abstract: Co-cured compositions are prepared readily by mixing (1) 100 parts by weight of at least one amine-terminated liquid polymer having a carbon-carbon backbone and (2) from about 80 to about 120 parts by weight of at least one vinylidene-terminated polymer having a carbon-carbon, polyether or polysulfide polymeric backbone. The compositions undergo a soft cure readily at room temperature without addition of catalysts or crosslinking agents. The compositions are useful as caulks, sealants and potting compounds.Type: GrantFiled: July 29, 1975Date of Patent: November 15, 1977Assignee: The B. F. Goodrich CompanyInventor: Robert William Ireland
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Patent number: 4055713Abstract: Iodine or organic iodides are effective in suspension polymerization systems as molecular weight regulators or modifiers. These modifiers are especially suited for the suspension ABS processes.Type: GrantFiled: May 13, 1976Date of Patent: October 25, 1977Assignee: Phillips Petroleum CompanyInventors: George A. Moczygemba, W. Delmar Johnson, Earl Clark
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Patent number: 4052542Abstract: Synthetic rubber compositions of improved green strength are prepared by reacting a rubbery polymer containing small amounts of tertiary amine groups bound in the polymer chain with a dihalogen compound having halogen groups located in the molecule of the compound in conjugated relationship to a carbonyl group. An example of a suitable rubbery polymer is a terpolymer of butadiene, styrene and dimethylanunoethyl methacrylate. An example of a suitable dihalogen compound is 4,4'-bis (bromoacetyl) diphenyl.Type: GrantFiled: March 26, 1976Date of Patent: October 4, 1977Assignee: Polysar LimitedInventors: Yung-Kang Wei, Zbigniew Jack Lobos
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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: 4041227Abstract: Bis(1,3-dienyl)dialkyltin, lead, and germanium compounds employed in the aqueous emulsion polymerization of conjugated dienes, optionally with vinyl comonomers, provide polymers with sufficiently high Mooney viscosity values as to be readily handled in plant operations, yet which exhibit controlled breakdown under milling to lower Mooney values suitable, for a variety of uses.Type: GrantFiled: November 25, 1975Date of Patent: August 9, 1977Assignee: Phillips Petroleum CompanyInventors: Carl A. Uraneck, Paul W. Solomon
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Patent number: 4022957Abstract: Thermoplastic polymers having high heat-distortion temperatures and low permeability to gases and vapors are prepared by copolymerizing in a specified manner an olefinic nitrile, such as acrylonitrile, with a small amount of a conjugated diene, such as butadiene.Type: GrantFiled: May 23, 1973Date of Patent: May 10, 1977Assignee: Standard Oil CompanyInventor: Russell K. Griffith
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Patent number: 4014843Abstract: High solids latex suitable for no-gel foam applications is prepared by polymerizing an aliphatic conjugated diolefin, optionally with at least one copolymerizable monomer e.g. styrene, acrylonitrile or vinylidene chloride, in an aqueous emulsion containing less than 6 parts by weight per 100 parts monomers of a polymerization promoting synthetic emulsifier system e.g. sodium alkyl sulfate or ether sulfate and/or sodium sulfosuccinate and from about 0.001 to less than 0.2 parts by weight of a water dispersible agglomerating agent comprising the reaction product of a polyoxyalkylene glycol having a molecular weight of at least 5,000 with the polyepoxide obtained by reacting epichlorohydrin with a polyhydric phenol.The latex is stable and can be compound with fillers and then frothed in the absence of gelling agents to produce a uniform foam.Type: GrantFiled: April 30, 1975Date of Patent: March 29, 1977Assignee: Polysar LimitedInventor: Valentino George Xanthopoulo
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Patent number: 4010225Abstract: Bromine containing telomeric phosphonic acid esters of the formula ##STR1## which are used as flameproofing agent for the preparation of flame-repellent thermoplastic compositions.Type: GrantFiled: September 3, 1975Date of Patent: March 1, 1977Assignee: Hoechst AktiengesellschaftInventors: Siegfried Noetzel, Horst Jastrow, Edgar Fischer
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Patent number: 4002594Abstract: Rubber vulcanizates reinforced with siliceous pigment have desirable properties. The addition of a mercapto-type coupling agent hastens curing and strengthens adhesion between the rubber polymer and the silica, but tends to cause premature vulcanization or scorch. The further addition of a thiomorpholine compound such as 4,4'-dithiodimorpholine or 2-(4-morpholinothio)-benzothiazole retards scorch and improves stress/strain properties and abrasion resistance, but affects curing time only moderately.Type: GrantFiled: July 8, 1975Date of Patent: January 11, 1977Assignee: PPG Industries, Inc.Inventor: Miles Q. Fetterman
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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: 3984384Abstract: Dialkoxyxanthogendisulphides, their production by reacting an alcohol and carbondisulphide in the presence of alkali and subsequent oxydation, 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: October 5, 1976Assignee: Bayer AktiengesellschaftInventors: Rudolf Mayer-Mader, Jurgen Boldt
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Patent number: 3968074Abstract: There are prepared reaction products of a. 4,4-bis-(hydroxymethyl)-cyclohexene compounds of the formula ##EQU1## where R.sup.1, R.sup.2 and R.sup.4 are the same or different and are hydrogen, methyl or phenyl and there is also present either (1) X as the bridging member methylene or ethylene or (2) X is absent and there are present both R.sup.3 and R.sup.5 wherein R.sup.3 and R.sup.5 are the same or different and are hydrogen, methyl or phenyl with (b) sulfur. The compounds are useful in cross-linking vulcanizable elastomers.Type: GrantFiled: February 7, 1975Date of Patent: July 6, 1976Assignee: Deutsche Gold- und Silber-Scheideanstalt vormals RoesslerInventors: Werner Schwarze, Siegfried Wolff
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Patent number: 3966687Abstract: New copolymers obtained by interpolymerization of alkylacrylate (25 to 85 %), methacrylic acid (15 to 75 %), trialkyloxyvinylsilane (0.1 to 2 %) and monomer acting as reticulating agent, for example: divinylbenzene, alkyl compound, etc. (0.01 to 0.5 %). The above indicated percentages are in weight of the total monomer mixture.These copolymers are used, in form of emulsions, as thickening agents for aqueous systems of polymers, for example of acrylic copolymers.Type: GrantFiled: February 6, 1974Date of Patent: June 29, 1976Assignee: Manufacture de Produits Chimiques ProtexInventor: Alain Ribba
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Patent number: 3966689Abstract: Linear addition polymers of a compound of the formula ##EQU1## wherein R.sup.1, R.sup.2 and R.sup.3 are hydrogen or alkyl having 1 to 5 carbon atoms, said polymers being thermally crosslinkable at temperatures below 100.degree.C. to produce moulded products, lacquers and coatings and to fix pigments to fibers and films of natural and synthetic origin.Type: GrantFiled: January 30, 1975Date of Patent: June 29, 1976Assignee: Cassella Farbwerke Mainkur AktiengesellschaftInventors: Joachim Ribka, Friedrich Engelhardt, Steffen Piesch
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Patent number: 3962195Abstract: A furan, a maleic anhydride and at least one unsaturated compound selected from a conjugated diene, e.g., butadiene and a vinyl aromatic, e.g., styrene are reacted in presence of a free-radical initiator, e.g., an organic peroxide or azo compound for example di-t-butyl peroxide or 2,2'-azobis(2-methylpropionitrile), in solution, e.g. in a hydrocarbon solution for example in toluene to produce a terpolymer. In one specific embodiment, furan, maleic anhydride and styrene and in another butadiene in lieu of the styrene are selected monomers. White powdery polymers are produced which can be converted to metal carboxylate salts. Additionally, the unsaturation in the polymer backbone permits crosslinking that is of value in the formation of protective coatings. Pendant anhydride groups are also crosslinking sites as by reaction with a diol.Type: GrantFiled: June 11, 1973Date of Patent: June 8, 1976Assignee: Phillips Petroleum CompanyInventors: George A. Moczygemba, Henry L. Hsieh
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Patent number: 3962170Abstract: Latex compositions comprising carboxylated styrene-butadiene-vinylidene chloride copolymer latices wherein the latex consists essentially of 15 to 45% styrene, 25 to 50% butadiene, 25 to 40% vinylidene chloride and 0.5 to 10% copolymerizable carboxylic acid and a flame retardant additive exhibit improved flame retardant properties for use in carpet and floor covering applications.Type: GrantFiled: October 16, 1974Date of Patent: June 8, 1976Assignee: The Goodyear Tire & Rubber CompanyInventor: Adolf Antony Mally
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Patent number: 3959225Abstract: A thermally-staged process for preparing polymers, particularly alternating interpolymers of one or more polar monomers and one or more mono or polyolefins which comprises: (1) reacting, in a first stage, a polar monomer-Lewis Acid complex with an olefin in the presence of an active oxygen compound at a temperature of about -100.degree.C to about 0.degree.C for a time sufficient enough to allow for conversion of up to 50% of the polar monomer to interpolymer; (2) raising the temperature of the reaction mixture, in a second stage, to about 0.degree. to about 100.degree.C; (3) maintaining the reaction mixture at about 0.degree. to about 100.degree.C for a time sufficient to optimize the yield of interpolymer; and (4) recovering the interpolymer from the reaction mixture.Polymers prepared by the temperature-staged process of this invention possess substantially higher molecular weights than the same polymers made by prior art processes.Type: GrantFiled: March 13, 1975Date of Patent: May 25, 1976Assignee: Exxon Research and Engineering CompanyInventor: Irving Kuntz
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Patent number: 3957742Abstract: Certain elastomers may be adhered to a large number of solid surfaces by incorporating into such elastomers hexahydro-s-triazines having the formula: ##EQU1## R is either the radical CH.sub.2 =CH-- or CH.sub.2 =C(CH.sub.3).Type: GrantFiled: May 9, 1975Date of Patent: May 18, 1976Assignee: Nalco Chemical CompanyInventor: James A. Kveton
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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: 3957732Abstract: Novel alternating copolymers having functional groups are prepared by subjecting to alternating copolymerization at least one olefin, at least one acrylic ester and at least one .alpha.,.beta.-ethylenically unsaturated dicarboxylic acid or its derivative represented by the formula: ##EQU1## wherein Y and Z are independently --O--, --S--, or --NR.sup.3 --, and R.sup.1, R.sup.2 and R.sup.3 are independently hydrogen or hydrocarbon groups having 1 to 20 carbon atoms. Said alternating copolymer consists essentially of a structure in which said olefin is bonded to only said acrylic ester or said .alpha.,.beta.-ethylenically unsaturated dicarboxylic acid or its derivative, and said acrylic ester and said .alpha.,.beta.-ethylenically unsaturated dicarboxylic acid or its derivative are bonded to only said olefin, and has a sufficiently high molecular weight.Type: GrantFiled: January 29, 1974Date of Patent: May 18, 1976Assignee: Sumitomo Chemical Company, LimitedInventors: Masaaki Hirooka, Yoshikazu Fujii, Kentaro Mashita, Fumiyuki Kimura
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Patent number: 3956246Abstract: Impact-resistant polymers, which have low permeability to gases and vapors, are prepared by polymerizing methacrylonitrile with styrene to at least about 70% conversion and then introducing into the polymerization reaction medium a conjugated diene monomer, such as butadiene-1,3 and optionally styrene or methacrylonitrile, and completing the polymerization reaction.Type: GrantFiled: May 4, 1972Date of Patent: May 11, 1976Assignee: Standard Oil CompanyInventors: Russell K. Griffith, John F. Jones
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Patent number: 3956216Abstract: Ethylenically unsaturated azolide compounds are interpolymerized with acrylic ester monomers via an emulsion polymerization process. Di- or polyfunctional alcohols or amines are admixed with the resulting latexes to form latex compositions which are particularly useful as binders for nonwoven fibers. The latex compositions are stable at room temperatures, but upon drying and heating readily, yield crosslinked polymeric vulcanizates.Type: GrantFiled: July 23, 1975Date of Patent: May 11, 1976Assignee: The B. F. Goodrich CompanyInventor: Harold A. Tucker
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Patent number: 3955041Abstract: Ethylenically unsaturated azolide compounds are interpolymerized with acrylic ester monomers via an emulsion polymerization process. Di- or polyfunctional alcohols or amines are admixed with the resulting latexes to form latex compositions which are particularly useful as binders for nonwoven fibers. The latex compositions are stable at room temperatures, but upon drying and heating readily, yield crosslinked polymeric vulcanizates.Type: GrantFiled: July 23, 1975Date of Patent: May 4, 1976Assignee: The B. F. Goodrich CompanyInventor: Harold A. Tucker
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Patent number: 3954683Abstract: A compound having the formula ##EQU1## wherein X is hydrogen, chlorine or a methyl group; homo and copolymers thereof and flame resistant articles made from such polymers.Type: GrantFiled: August 12, 1974Date of Patent: May 4, 1976Assignee: Ceskoslovenska akademie vedInventors: Frantisek Hrabak, Milos Vacek
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Patent number: 3953409Abstract: Conjugated diolefinic polymers having a molecular weight of less than 1,000,000 can be produced at high polymerization rates and in high yields by polymerizing a conjugated diolefin or copolymerizing a conjugated diolefin with a vinyl aromatic hydrocarbon in the presence of an alfin catalyst, in which as a molecular weight regulator is used a halogenated unsaturated hydrocarbon represented by the formula, ##EQU1## wherein R is an alkyl group having 1 to 7 carbon atoms, a vinyl group, a phenyl group, an alkyl-substituted phenyl group, a halogen atom or a hydrogen atom, and X, Y and Z which may be same or different are individually a hydrogen atom, a halogen atom or an alkyl group having 1 to 4 carbon atoms, at least one of the R, X, Y and Z being a halogen atom.Type: GrantFiled: May 21, 1970Date of Patent: April 27, 1976Assignee: Japan Synthetic Rubber Co., Ltd.Inventors: Koei Komatsu, Shigeyuki Nishiyama, Nobuyuki Sakabe, Akira Kogure
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Patent number: 3953410Abstract: A substantially amorphous ethylene-.alpha.-olefin-diolefin rubbery interpolymer is obtained by interpolymerizing ethylene, an .alpha.-olefin, and as a third component a specified diolefin having a norbornene ring with a catalyst system comprising a specified combination of an ether or ester compound, an organoaluminum compound, and a transition metal compound. The resulting rubbery interpolymer has an excellent extrudability and gives a cured product having favorable physical properties.Type: GrantFiled: April 12, 1974Date of Patent: April 27, 1976Assignee: Sumitomo Chemical Company, LimitedInventors: Daizaburo Imai, Keisaku Yamamoto
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Patent number: 3953411Abstract: Ester age resisters such as 4-anilinophenyl acrylate and 4-anilinophenyl methacrylate, age resistant polymers having ester age resisters physically combined therewith and age resistant polymeric compositions prepared by free radical polymerization techniques involving the use of said esters as monomers.Type: GrantFiled: June 15, 1971Date of Patent: April 27, 1976Assignee: The Goodyear Tire & Rubber CompanyInventor: Richard H. Kline