From Cycloaliphatic Or Fused Or Bridged Ring Monomer Patents (Class 524/553)
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Patent number: 4992511Abstract: A polymer composition comprising (A) 100 parts by weight of a cyclo-olefinic random copolymer comprising an ethylene component and a cyclo-olefin component and having an intrinsic viscosity [.eta.] of 0.05 to 10 dl/g, a glass transition temperature (Tg) of 50.degree. to 230.degree. C., and a softening point of at least 70.degree. C., (B) 5 to 150 parts by weight of at least one flexible polymer having a glass transition temperature of not more than 0.degree. C. and (C) 0.004 to 1.0 part by weight of an organic peroxide and its reaction product.Type: GrantFiled: September 28, 1989Date of Patent: February 12, 1991Assignee: Mitsui Petrochemical Industries, Ltd.Inventors: Yohzoh Yamamoto, Satoru Moriya
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Patent number: 4943611Abstract: A resin composition for spacers of an information recording disc which comprises: (A) a random copolymer of ethylene and at least one cycloolefin having an intrinsic viscosity [.eta.] of from 0.05 to 10 dl/g, as measured in decalin at a temperature of 135.degree. C., and (B) from 0.01 to 5 parts by weight, based on 100 parts by weight, of said copolymer A, of an inorganic particles such as titania and silica having a particle size of not more than 300 .mu.m. Spacers made of the composition described herein can be welded to disc substrates within a shortened period of ultrasonic vibration to produce an information recording disc having a reduced warp angle.Type: GrantFiled: July 27, 1988Date of Patent: July 24, 1990Assignee: Mitsui Petrochemical Industries, Ltd.Inventors: Akira Todo, Toshio Kimura, Takeshi Minoda, Masayoshi Kurisu
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Patent number: 4918133Abstract: In accordance with the present invention, there are provided cycloolefin type random copolymer compositions excellent in heat resistance, chemical resistance, rigidity, impact resistance, etc., which comprise(A) a cycloolefin type random copolymer containing an ethylene component and a cycloolefin component and having an intrinsic viscosity [.eta.] of 0.05-10 dl/g as measured at 135.degree. C. in decalin and a softening temperature (TMA) of not lower than 70.degree. C., and(B) one or more non-rigid copolymers selected from the group consisting of:(i) a cycloolefin type random copolymer containing an ethylene component, at least one other .alpha.-olefin component and a cycloolefin component and having an intrinsic viscosity [.eta.] of 0.01-10 dl/g as measured at 135.degree. C. in decalin and a softening temperature (TMA) of below 70.degree. C.,(ii) a non-crystalline to low crystalline .alpha.-olefin type elastomeric copolymer formed from at least two .alpha.-olefins,(iii) an .alpha.Type: GrantFiled: June 7, 1989Date of Patent: April 17, 1990Assignee: Mitsui Petrochemical Industries, Ltd.Inventors: Satoru Moriya, Akio Ishimoto, Yoshinori Akana, Yozo Yamamoto, Kotaro Kishimura, Fumitoshi Ikejiri
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Patent number: 4874808Abstract: Compositions comprising (A) cycloolefin random copolymer containing an ethylene component, and a cycloolefin component represented by the general formula [I] or [II] and having an intrinsic viscosity of 0.05-10 dl/g as measured at 135.degree. C. in decalin and a softening temperature (TMA) not lower than 70.degree. C., and (B) a cycloolefin random copolymer containing an ethylene component, and a cycloolefin component represented by the general formula [I] or [II] and having an intrinsic viscosity of 0.01-5 dl/g as measured at 135.degree. C. in decalin and a softening temperature (TMA) of below 70.degree. C., the weight ratio of said (A) component/(B) component ranging from 100/0.1 to 100/10.The composition is particularly useful for molding an information recording base board.Type: GrantFiled: April 29, 1988Date of Patent: October 17, 1989Inventors: Syuji Minami, Keiji Kawamoto, Tetsuji Kasai, Toshiaki Kuroiwa, Akira Todo
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Patent number: 4735991Abstract: A process is provided for coating an electrically conductive substrate with an aqueous composition containing a cationic binder wherein the binder is obtained by polymerization of 100 parts by weight of a specified monomer mixture in the presence of 0.25 to 4 parts by weight of an acrylic or methacrylic bisphenol ester. The invention also pertains to the aqueous composition as such.Type: GrantFiled: June 2, 1987Date of Patent: April 5, 1988Assignee: Akzo NVInventors: Chantal H. Guioth, Etienne G. Maze, Loick P. Rabajoie
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Patent number: 4735989Abstract: A process is provided for coating an electrically conductive substrate with an aqueous coating composition containing a cationic binder wherein the binder is obtained by polymerization of 100 parts by weight of a specific monomer mixture in the presence of 1-20 parts by weight of an epoxy group-free adduct of a bisphenol bisglycidyl ether and an ethylenically unsaturated amido amine. The ethylenically unsaturated amido amine, in turn, is the product of a polyamine having 1-2 primary amino groups and 1-2 secondary amino groups and an ethylenically unsaturated monocarboxylic acid having 18-24 carbon atoms. The invention also pertains to the aqueous coating composition as such.Type: GrantFiled: May 29, 1987Date of Patent: April 5, 1988Assignee: Akzo NVInventors: Chantal H. Guioth, Etienne G. Maze, Jean J. Trescol
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Patent number: 4708969Abstract: A composition and method for polymerization of cycloolefins using a feed stream including an iodide containing activator to form a substantially cross-linked polymeric product. The polymeric product may be formed by polymerization in an intricately shaped mold and/or be of ultra-low density. High glass transition temperature and fiber reinforced products are formed.Type: GrantFiled: June 13, 1986Date of Patent: November 24, 1987Assignee: Hercules IncorporatedInventor: Douglas R. Leach
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Patent number: 4659770Abstract: A coating composition useful as an exterior finish for automobiles and trucks containing a binder and an organic carrier; wherein the binder containsA. An amine polymer of polymerized ethylenically unsaturated monomers and a polymerized constituent of the formula: ##STR1## where R.sup.1 is H or CH.sub.3, R.sup.2 is an aliphatic group and R.sup.3 is a cycloaliphatic group and the polymer has a molecular weight of about 2,000 to 50,000 andB. a blocked organic polyisocyanate.Type: GrantFiled: February 3, 1986Date of Patent: April 21, 1987Assignee: E.I. Du Pont de Nemours and CompanyInventor: Joseph A. Vasta
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Patent number: 4629755Abstract: There are provided a radical polymerizing composition giving a cured resin having excellent elasticity which comprises a mixture of two or more kinds of monomethacrylic acid esters having specific structure at specific mixing ratio and organic peroxide, and more particularly an anaerobic liquid gasket having excellent sealing properties, pressure resistance and good storage stability which comprises these polymerizing composition, filler, anaerobic curing accelerator and stabilizer.Type: GrantFiled: April 4, 1986Date of Patent: December 16, 1986Assignee: Okura Kogyo Kabushiki KaishaInventors: Kunio Kanaoka, Takanori Okamoto, Hideaki Matsuda
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Liquid, curable coating composition based on a hydroxyl groups-containing addition polymer as binder
Patent number: 4605719Abstract: Liquid, curable coating compositions are provided based on an addition polymer containing hydroxyl groups and a curing agent. The compositions have a high solids content and hence a low solvent emission upon application. The addition copolymer contains structural units derived from isobornyl (meth)acrylate and/or a mono-ethylenically unsaturated compound of decahydronaphthalene and/or tricyclo(5.2.1.0.sup.2,6 ) and has a Mn of 600-15000 and a hydroxyl number of 30-320. The curing agent may be (blocked) isocyanate or methylolated aminoplast resin.The composition may be applied to vehicles as a top coat.Type: GrantFiled: August 5, 1985Date of Patent: August 12, 1986Assignee: Akzo NVInventor: Frank C. Peelen -
Patent number: 4588767Abstract: A hot-melt adhesive especially useful in the construction of disposable diapers contains a vinyl polymer of 40-90% by weight of a C.sub.1 -C.sub.12 alkyl acrylate and 10-60% by weight of an alpha-olefin of C.sub.20 -C.sub.40, wherein the alkyl acrylate may be partially replaced with vinyl acetate or with a C.sub.6 -C.sub.12 olefin or with mixtures thereof, provided that the polymer contain at least 10% by weight of the alkyl acrylate. The adhesive may also contain a tackifying resin, a wax, an oil or a stabilizer depending on the specific end-use desired. In a preferred embodiment the polymer contains 20-45% by weight of the alpha-olefin.Type: GrantFiled: May 24, 1985Date of Patent: May 13, 1986Assignee: National Starch and Chemical CorporationInventors: Jules E. Schoenberg, Thomas P. Flanagan, Dilip K. Ray-Chaudhuri
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Patent number: 4522999Abstract: Interpolymers are provided which are based upon the interpolymerization of a vinyl ester of an alpha-unbranched saturated monocarboxylic acid, a monomer selected from the group consisting of an alkyl ester of an alpha, beta ethylenically unsaturated monocarboxylic acid and a vinyl ester of an alpha-branched saturated monocarboxylic acid and a vinylcyclopropanedicarboxylate polyester oligomer or mixture thereof. Optionally, an alpha, beta ethylenically unsaturated carboxylic acid may be added. The interpolymers are particularly useful for formulating surface coatings such as semi-gloss paints where they have been found to significantly improve the wet adhesion properties thereof.Type: GrantFiled: December 19, 1983Date of Patent: June 11, 1985Assignee: National Distillers and Chemical CorporationInventor: Manfred Heimberg
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Patent number: 4522998Abstract: Interpolymers are provided which are based upon the interpolymerization of a vinyl ester, a lower alpha olefin, optionally an alpha, beta ethylenically unsaturated carboxylic acid and a vinylcyclopropanedicarboxylate polyester oligomer or mixtures thereof. The interpolymers are particularly useful for formulating latex adhesives where they have been found to significantly improve the creep resistance properties thereof.Type: GrantFiled: December 19, 1983Date of Patent: June 11, 1985Assignee: National Distillers and Chemical CorporationInventor: Manfred Heimberg
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Patent number: 4503185Abstract: Aqueous vinyl ester/ethylene copolymer emulsions possessing good dry pick and wet pick strengths in paper coating compositions comprise a vinyl ester/ethylene copolymer colloidally dispersed in an aqueous medium, the copolymer consisting essentially of (a) a vinyl ester of a C.sub.1 -C.sub.12 alkanoic acid, (b) about 0.5 to 15 wt % ethylene, (c) about 0.1 to 10 wt % of an ethylenically unsaturated mono- or dicarboxylic acid or half ester thereof, (d) about 0.05 to 10 wt % of a dicyclopentadienyl acrylate, and (e) 0-50 wt % of an alkyl acrylate.Type: GrantFiled: June 22, 1984Date of Patent: March 5, 1985Assignee: Air Products and Chemicals, Inc.Inventors: Mary L. Hausman, Gerald D. Miller, Lawrence K. Wempe
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Patent number: 4439388Abstract: Crosslinkable polymers and co-polymers are treated with boric acid, boric acid anhydride, or mixtures thereof prior to crosslinking with free radical organic peroxide initiators in the presence of oxygen. This pre-treatment prevents stickiness of the surface of the crosslinked polymer making the crosslinked polymer more commercially acceptable.Type: GrantFiled: August 3, 1982Date of Patent: March 27, 1984Assignee: Pennwalt CorporationInventor: Jurgen Groepper
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Patent number: 4436859Abstract: Polynorbornenes are cured with isocyanates optionally in the presence of polyols to yield elastomeric products having improved mechanical properties, particularly improved compression moduli and residual set while retaining the desired rebound elasticity values.Type: GrantFiled: August 7, 1981Date of Patent: March 13, 1984Assignee: Societe Chimique des Charbonnages S.A.Inventors: Claude Stein, Andre Marbach
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Patent number: 4423199Abstract: There are disclosed stable, aqueous dispersions of water-insoluble emulsion copolymers of (1) about 10-70% by weight of methacrylic or acrylic acid, (2) about 0.5-25% by weight of an N-alkyl acrylamide, and (3) at least 25% by weight, to a total of 100%, of a C.sub.1 -C.sub.4 alkyl (meth)acrylate, and, optionally, included in the total monomer mixture a small amount of (4) about 0.05-1% by weight of a polyethylenically unsaturated monomer. The emulsion copolymers, when neutralized and solubilized by addition of an alkali, are high efficiency thickeners for aqueous systems and have improved tolerance to ionic or electrolyte content. Typical systems that can be thickened are paint latices, cosmetic preparations, food preparations, ionic detergents, dye pastes for textiles, pharmaceuticals, and oil well drilling muds. Surfactants enhance the thickening properties afforded by the copolymers.Type: GrantFiled: September 30, 1982Date of Patent: December 27, 1983Assignee: Rohm and Haas CompanyInventors: Ching-Jen Chang, Travis E. Stevens
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Patent number: 4417013Abstract: A solid pigment composition comprises an intimate mixture of a pigment and a copolymer of an alkyl or cycloalkyl methacrylate ester and a lesser amount of an aminoalkyl methacrylate ester. The compositions are compatible with a wide range of substrates such as paints, printing inks and bulk polymers.Type: GrantFiled: January 18, 1982Date of Patent: November 22, 1983Assignee: Sandoz Ltd.Inventor: Johann Schuster
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Patent number: 4394235Abstract: This invention relates to blends of polypropylene and styrene-terpene copolymers which provide biaxially oriented, corona discharge treated, heat-sealable films useful in the packaging art.Preferably the compositions also contain a saturated fatty amide, e.g., stearamide slip agent and/or a Fischer-Tropsch wax.A process is described when the films after biaxial orientation, are treated by a corona discharge and in some cases heat aged prior to use in the packaging art.Type: GrantFiled: July 14, 1980Date of Patent: July 19, 1983Assignee: RJ Archer Inc.Inventors: John G. Brandt, Joyce H. Dickerson, William R. Schmitt
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Patent number: 4388434Abstract: The specification discloses a lithographic ink vehicle containing an addition copolymer of ethylenically unsaturated monomers having a critical calculated second order transition temperature (T.sub.g), and a critical molecular weight, utilizing as the essential solvents in the ink a predominantly aliphatic hydrocarbon having a kauri-butanol value of between about 18 and 31, preferably between about 21 and 28, in which the polymer must be soluble. Among the preferred monomers are isobornyl methacrylate and isobutyl methacrylate. Other ethylenically unsaturated monomers may be included, particularly functional monomers in small amounts having acid or amine groups.Type: GrantFiled: December 8, 1980Date of Patent: June 14, 1983Assignee: Rohm and Haas CompanyInventors: Graham Swift, Harry J. Cenci, Raymond F. Jenkins
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Patent number: 4388436Abstract: A hydrophilic soft contact lens is made from a cross-linked copolymer of an N,N-(C.sub.1 -C.sub.2 alkyl)acrylamide and cyclohexyl methacrylate. The lens has much higher oxygen permeability and better mechanical properties than conventional hydrophilic contact lenses.Type: GrantFiled: June 8, 1981Date of Patent: June 14, 1983Assignee: National Patent Development Co.Inventor: Richard Chen
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Patent number: 4379867Abstract: A writing medium capable of being erased by merely mechanically rubbing with an ordinary pencil eraser after writing and capable of forming a drawing line possessing high adhering strength onto the surface of paper even immediately after writing on the paper. The writing medium contains a pigment as a colorant, a polynorbornane and/or trans-1,4-polyisoprene, and a mixture solvent solution for dissolving the polynorbornane and the trans-1,4-polyisoprene and containing a low boiling point organic solvent having a boiling point of less than 180.degree. C. and a high vaporization rate and operating as a plasticizer for the polynorbornane and the trans-1,4-polyisoprene and a high boiling point organic solvent having a boiling point of higher than 300.degree. C. and a low vaporization rate. Thus, a drawing line written with the writing medium can be erased merely by rubbing with the eraser within several hours after writing, and is not erased thereafter.Type: GrantFiled: August 6, 1981Date of Patent: April 12, 1983Inventor: Tsunoda Noriaki
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Patent number: 4360629Abstract: Process for preconcentrating polymer cement normally containing about 15% solids comprising mixing therewith an amount of a hydrocarbon nonsolvent liquid sufficient to form a two-phase system but insufficient to precipitate the polymer, and separating the two phases; the polymer cement is a honey-like solution of a polymer prepared by ring opening polymerization of at least one monomer containing the norbornene group in a nonpolar hydrocarbon solvent; the upper phase being a thin hydrocarbon liquid comprising nonsolvent, a substantial portion of the nonpolar solvent in the polymer cement, and impurities, and the lower phase being a preconcentrated polymer cement containing at least 20% solids.Type: GrantFiled: January 6, 1982Date of Patent: November 23, 1982Assignee: The B. F. Goodrich CompanyInventors: Gerald V. Wootton, Parley C. Lane, Jr., Kong S. Yi
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Patent number: 4324717Abstract: Mannich bases of hindered aromatic alcohols are incorporated in polymeric norbornene materials to improve their resistance to oxidation.Type: GrantFiled: June 23, 1980Date of Patent: April 13, 1982Assignee: The B. F. Goodrich CompanyInventor: Robert W. Layer