Composition Wherein Two Or More Polymers Or A Polymer And A Reactant All Contain More Than One 1,2-epoxy Group, Or Product Thereof Patents (Class 523/427)
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Patent number: 4857131Abstract: A two-part, heat stable, peroxide-free adhesive that can be mixed in equal parts with rapid cure for the bonding of plastics and metals has been discussed. Part A of the adhesive contains a polymeric material, an olefinically unsaturated monomer, an acid material, a compound containing a sulfonyl halide group, and a compound containing a transition metal; and Part B contains a polymeric material (preferably a phenoxy resin) and monomer of the same class and a Zn, Cu or Cd metal powder.Type: GrantFiled: November 27, 1987Date of Patent: August 15, 1989Assignee: Lord CorporationInventors: Dennis J. Damico, Kenneth W. Mushrush, Ruth M. Bennett
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Patent number: 4845135Abstract: Thermoplastic epoxy resins are prepared by (A) reacting an advanced epoxy resin prepared by reacting a mixture of (1) a relatively low equivalent weight aromatic based epoxy resin and (2) a (meth)acrylate polymer with (3) a dihydric phenol with (4) a monofunctional compound reactive with vicinal epoxide groups; and (B) mixing the product form (A) with the reaction product of (5) a relatively low equivalent weight epoxy resin and (6) a monofunctional compound reactive with vicinal epoxide groups. The resultant product is substantially free of residual epoxide groups. These resins are particularly useful in formulating pavement marking paints.Type: GrantFiled: August 25, 1988Date of Patent: July 4, 1989Assignee: The Dow Chemical CompanyInventor: Michael B. Cavitt
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Patent number: 4839444Abstract: The invention discloses a high solids wire enamel having a surprisingly low viscosity. The enamel comprises a mixture of high molecular weight and low molecular weight linear hydroxy polyethers, a phenolic resin, an isocyanate and possibly a melamine. The resulting enamel has excellent flexibility and resistance to crazing.Type: GrantFiled: February 23, 1988Date of Patent: June 13, 1989Assignee: Essex Group, Inc.Inventor: Francois A. Lavallee
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Patent number: 4837248Abstract: Flexible thermoplastic epoxy resins are prepared by reacting (1) an advanced epoxy resin prepared by reacting a mixture of an aromatic based epoxy resin and an aliphatic based epoxy resin with a polyhydric phenol in the presence of an advancement catalyst with (2) a monocarboxylic acid or anhydride thereof; reacting the resultant product with a mixture of an aromatic based epoxy resin and a monofunctional material reactive with vicinal epoxy groups; and reacting the resultant product with a carboxyl terminated elastomer. These resins are particularly useful in formulating pavement marking paints.Type: GrantFiled: April 18, 1988Date of Patent: June 6, 1989Assignee: The Dow Chemical CompanyInventors: Michael B. Cavitt, David J. Duncan
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Patent number: 4797432Abstract: Thermoplastic epoxy resins are prepared by (A) reacting an advanced epoxy resin prepared by reacting a mixture of (1) a relatively low equivalent weight aromatic based epoxy resin and (2) a (meth)acrylate polymer with (3) a dihydric phenol with (4) a monofunctional compound reactive with vicinal epoxide groups; and (B) mixing the product from (A) with the reaction product of (5) a relatively low equivalent weight epoxy resin and (6) a monofunctional compound reactive with vicinal epoxide groups. The resultant product is substantially free of residual epoxide groups. These resins are particularly useful in formulating pavement marking paints.Type: GrantFiled: November 19, 1987Date of Patent: January 10, 1989Assignee: The Dow Chemical CompanyInventor: Michael B. Cavitt
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Patent number: 4786666Abstract: Epoxy esters which are formulated into high solids coating compositions are made from epoxy resins and fatty acids wherein the epoxy resin is made from a diglycidyl ether of a dihydric phenol and castor oil polyglycidyl ether reacted with a dihydric phenol.Type: GrantFiled: November 18, 1987Date of Patent: November 22, 1988Assignee: Interez, Inc.Inventors: Joseph L. Cecil, Walter J. Kurnik, Donald E. Babcock
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Patent number: 4769399Abstract: An adhesive composition which is particularly suitable for use as a die-attach adhesive. The adhesive composition comprises the reaction product of an admixture of an effective amount of a phenoxy resin, at least one epoxy resin and a fluorene curative.Type: GrantFiled: March 12, 1987Date of Patent: September 6, 1988Assignee: Minnesota Mining and Manufacturing CompanyInventor: James L. Schenz
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Patent number: 4760103Abstract: A nonskid coating formulation comprising, by weight, 3 to 8% amine resins, to 13% epoxy resins, 17 to 22% pigments, fillers, and thickeners, 10 to 20% solvents and 39 to 56% aggregates.Type: GrantFiled: January 22, 1986Date of Patent: July 26, 1988Assignee: The United States of America as represented by the Secretary of the NavyInventors: Larry W. Kraft, Robert F. Brady, Jr.
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Patent number: 4755542Abstract: Flexible thermoplastic epoxy resins are prepared by reacting (1) an advanced epoxy resin prepared by reacting a mixture of an aromatic based epoxy resin and an aliphatic based epoxy resin with a polyhydric phenol in the presence of an advancement catalyst with (2) a monocarboxylic acid or anhydride thereof; reacting the resultant product with a mixture of an aromatic based epoxy resin and a monofunctional material reactive with vicinal epoxy groups; and reacting the resultant product with a carboxyl terminated elastomer. These resins are particularly useful in formulating pavement marking paints.Type: GrantFiled: March 11, 1987Date of Patent: July 5, 1988Assignee: The Dow Chemical CompanyInventors: Michael B. Cavitt, David J. Duncan
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Patent number: 4748194Abstract: A corrosion resistant coating for application to a metal substrate including powdered metal selected from the group consisting essentially of zinc, cadmium, stainless steel, aluminum and alloys and blends thereof; a linear epoxy or phenoxy resin having a molecular weight of less than 15,000 and essentially no highly reactive terminal epoxy group; a cross-linking urethane resin; an active organic solvent selected from the group consisting essentially of acetone, methyl ethyl ketone, methyl isobutyl ketone, dimethylformamide, and blends thereof; and an inactive organic solvent selected from the group consisting essentially of aromatic hydrocarbons, alcohols, and blends thereof.Type: GrantFiled: July 24, 1987Date of Patent: May 31, 1988Inventor: Thurlow Geeck
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Patent number: 4721743Abstract: A heat stable, non-thermoset epoxy resin composition is disclosed which comprises reacting (A) a mixture containing (1) a relatively high molecular weight epoxy resin and (2) a relatively low molecular weight epoxy resin with (B) a monohydric phenol, a monocarboxylic acid or anhydride thereof or a monohydric alcohol. The composition does not exhibit an excessive viscosity increase at elevated temperatures making it particularly suitable for use in highway marking paint applications.Type: GrantFiled: August 22, 1986Date of Patent: January 26, 1988Assignee: The Dow Chemical CompanyInventors: Michael B. Cavitt, Christopher V. Beasley
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Patent number: 4695598Abstract: An epoxy resin coating composition comprising a rubber-modified epoxy resin which is obtained by reacting an epoxy resin with a carboxyl group-containing butadiene-acrylonitrile rubber, a phenoxy resin, a metal powder, a curing component, and an organic solvent. This composition is especially useful as a coating for fuel tanks particularly, gasohol fuel tanks. The cured coating from the composition has excellent properties of heat resistance, chemical resistance, corrosion resistance, flexibility and weldability.Type: GrantFiled: April 2, 1986Date of Patent: September 22, 1987Assignee: Nitto Electric Industrial Co., Ltd.Inventors: Hiraku Yamamoto, Toshimichi Suzuki, Shigeru Katayama, Isao Uratsuka, Eishi Asoshina
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Patent number: 4692499Abstract: A thermosetting resin composition of an epoxy resin mixture of 1,2 epoxy resin having at least two epoxide groups per molecule and a polyglycol diepoxide having viscosity of 2,000-5,000 centipoises at 25.degree. C. and in addition small but effective amounts of both a catalytic hardener and an accelerator has special utility in the production of composite molded bodies of electrical insulation having thermoplastic shells because of its unique combination of properties including thermal stability, thermal-cycling crack resistance, high impact strength, toughness, room-temperature curability and bondability to both thermoplastic and metallic surfaces, and because it does not stress crack thermoplastic shells to which it is bonded in curing.Type: GrantFiled: May 15, 1986Date of Patent: September 8, 1987Assignee: General Electric CompanyInventors: Kevork A. Torossian, Mark Markovitz, Frederick E. Cox
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Patent number: 4623481Abstract: An epoxyester linear block oligomer made with n-1 moles fatty acid units terminated with carboxylic acid groups and n moles of epoxy oligomer, when filled with carbon black, is a particularly effective electrically conductive primer for use over organic-based composites to be electrostatically painted.Type: GrantFiled: September 21, 1984Date of Patent: November 18, 1986Assignee: E. I. Du Pont de Nemours & CompanyInventors: Jozef T. Huybrechts, August T. Timmerman
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Patent number: 4602053Abstract: An epoxyester linear block oligomer made with n-1 moles fatty acid units terminated with carboxylic acid groups and n moles of epoxy oligomer is particularly suited for chip-resistant paints made with a low pigment volume concentration.Type: GrantFiled: May 24, 1984Date of Patent: July 22, 1986Assignee: E. I. Du Pont de Nemours and CompanyInventors: Jozef T. Huybrechts, Ferdinand F. Meeus, August T. Timmerman
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Patent number: 4562216Abstract: Flame retardant reinforced with thermoplastic polyester resin compositions are disclosed glass fiber and a system of flame retardants represented by the following general formulas (I) and (II), together with antimony trioxide. The flame retardant system is a blend of 1-20 parts by weight of component (I), and 2-40 parts by weight of component (II), provided the weight ratio (I)/(II) of the flame retardant components (I) to (II) is in the range of 0<(I)/(II).ltoreq.5, and that the total amount of flame retardants (I) plus (II) is in the range of 3-40 parts by weight. From 2 to 3 parts by weight of antimony trioxide is present and 5 to 60% by weight of glass fiber is also present, these two percentages being expressed on the basis of the weight of the total resin composition. The resin compositions exhibit outstanding mechanical, thermal, forming and machining properties in addition to being fire retardant.Type: GrantFiled: January 5, 1984Date of Patent: December 31, 1985Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Kazuo Kishida, Isao Sasaki, Hiroshi Mori
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Patent number: 4555446Abstract: Carbon fiber superior in processability and in physical properties as a composite is obtained by treating carbon fiber with an epoxy resin composition incorporating a polyalkylene ether glycol derivative represented by the following general formula (I) or (II): ##STR1## wherein R.sub.1 is alkylene of C.sub.1 to C.sub.30, R.sub.2 is alkyl of C.sub.1 to C.sub.30, R.sub.3 and R.sub.4 are each hydrogen or methyl, R.sub.5 is glycidyl, X is ether linkage (--O--) or ester linkage ##STR2## m and n are integers of 1 to 20.Type: GrantFiled: June 28, 1983Date of Patent: November 26, 1985Assignee: Toray Industries, IncorporatedInventors: Atsushi Sumida, Shizuo Watanabe
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Patent number: 4551488Abstract: A resinous protective coating useful in adhering plastics to metallic substrates. The protective coating is particularly useful as a solder mask and in the manufacture of printed circuit boards with circuit patterns having a resolution of at least 0.25 mm lines and spaces thereon. The protective coating comprises resins dissolved in solvents, wherein the coating, upon being subjected to heat, goes from a liquid or soft "gel-like" state into a solid phase without bleeding. The protective coating is resistant to copper, nickel and gold electroplating baths, adheres to insulating substrates, adhesive coated base materials as well as metallic substrates and is capable of withstanding the thermal shock of dip soldering.Type: GrantFiled: June 29, 1984Date of Patent: November 5, 1985Assignee: Kollmorgen Technologies CorporationInventors: Edward J. Leech, Frank D. Russo
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Patent number: 4548963Abstract: Acrylic polymers prepared from hydroxy alkyl esters of acrylic or methacrylic acid, glycidic monomer and ethylenically unsaturated monomer, as well as enamels based on mixtures of such polymers and diglycidyl esters of dibasic acids.Type: GrantFiled: August 3, 1984Date of Patent: October 22, 1985Assignee: E. I. Du Pont de Nemours and CompanyInventors: Stephen L. Cluff, Clifford H. Strolle, Robert D. Breazeale
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Patent number: 4530962Abstract: An elastomer-modified unsaturated polymer comprises an unsaturated polyester or vinyl ester polymer modified by a low molecular weight elastomer. The elastomer has terminal groups provided by an epoxy resin which render it compatible with the unsaturated polymer. These elastomer-modified unsaturated polymers are useful for providing resin compositions which include a cross-linking agent for the unsaturated polymer. The elastomer is soluble in the resin composition, which is curable to provide an unsaturated resin matrix having particles of the modifying elastomer dispersed therein.Type: GrantFiled: November 9, 1982Date of Patent: July 23, 1985Assignee: Scott Bader Company LimitedInventor: Ian J. Alexander
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Patent number: 4525497Abstract: A process for producing an epoxy-type lacquer, which comprises reacting a liquid epoxy resin having about one bisphenol A skeleton on an average in the molecular chain and derived from bisphenol A and an epihalohydrin, with bisphenol A in the presence of a catalyst in an inert organic solvent to prepare a concentrated solution of an epoxy resin having a number average molecular weight of from 2,000 to 10,000, adding an organic solvent to the concentrated solution to dilute it and maintain it at a temperature lower than that at which the catalyst is active, and mixing the resulting diluted solution with a solution of a resin acting as a curing agent for the epoxy resin. The resulting lacquer is especially useful for coating metallic containers.Type: GrantFiled: January 26, 1984Date of Patent: June 25, 1985Assignee: Toyo Seikan Kaisha, Ltd.Inventors: Seishichi Kobayashi, Tetsuo Miyazawa, Hiroshi Ueno
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Patent number: 4515912Abstract: Cure shrink-resistant missile motor cases are disclosed along with their method for construction. These cases comprise a matrix resin composition which includes a bisspiroortho carbonate as a fourth component, a curing agent of o-phenylenediamine boron trifluoride etherate as a third component, butanediol diglycidyl ether as a second component, and equal parts by weight of diglycidyl ether of bisphenol A and epoxidized dimer of oleic acid as a second component and additionally, they comprise, in combination therewith, a high strength fiber reinforcement material selected from the group consisting of fibers of glass, graphite, and poly-p-ethylene terephthalamide (Kevlar). The specific bisspiroortho carbonate which achieves an expansion of the matrix resin on polymerization or curing is 3,9-bis(5'-norbornene-2'-yl)-1,5,7,11-tetraoxaspiro [5.5]undecane.Type: GrantFiled: July 5, 1984Date of Patent: May 7, 1985Assignee: The United States of America as represented by the Secretary of the ArmyInventor: David C. Sayles
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Patent number: 4510276Abstract: A resinous protective coating useful in adhering plastics to metallic substrates. The protective coating is particularly useful as a solder mask and in the manufacture of printed circuit boards with circuit patterns having a resolution of at least 0.25 mm lines and spaces thereon. The protective coating comprises resins dissolved in solvents, wherein the coating, upon being subjected to heat, goes from a liquid or soft "gel-like" state into a solid phase without bleeding. The protective coating is resistant to copper, nickel and gold electroplating baths, adheres to insulating substrates, adhesive coated base materials as well as metallic substrates and is capable of withstanding the thermal shock of dip soldering.Type: GrantFiled: December 14, 1979Date of Patent: April 9, 1985Assignee: Kollmorgen Technologies CorporationInventors: Edward J. Leech, Frank D. Russo
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Patent number: 4504607Abstract: A resinous protective coating useful in the manufacture of printed circuit boards with circuit patterns having a resolution of at least 0.25 mm lines and spaces thereon. The protective coating comprises resins dissolved in solvents, wherein the coating upon being subjected to heat goes from a high viscosity solution to a gel and then to a solid or from a soft "gel-like" state into a solid. The protective coating is resistant to copper electroplating baths, adheres to insulating substrates, adhesive coated base materials as well as metallic substrates and is capable of withstanding the thermal shock of dip soldering.Type: GrantFiled: July 22, 1982Date of Patent: March 12, 1985Assignee: Kollmorgen Technologies CorporationInventor: Edward J. Leech
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Patent number: 4487861Abstract: A polymeric composition useful for interior coatings for beverage containers comprises a polymeric mixture of epoxy-acrylic copolymer and epoxy phosphate ester.Type: GrantFiled: November 28, 1983Date of Patent: December 11, 1984Assignee: SCM CorporationInventor: Peter P. Winner
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Patent number: 4399241Abstract: Provides new and improved water-reducible coating compositions and methods of making them. Three preferred processes are disclosed. These differ in the manner of incorporating and chemical nature of an extender polymer.Broadly, the process of the invention is one for forming an aqueous dispersion of a fluent resinous composition ofa. a mixture in an organic solvent of(i) an ionizable graft polymer of an epoxy resin and an addition polymerized resin, the addition polymerized resin being bonded to aliphatic backbone carbon atoms of the epoxy resin by carbon-to-carbon bonds, and(ii) an extender resin;b. an aqueous vehicle, andc. an ionizing agent;the ionization present from said combined components being sufficient to establish the components as a dispersion in the aqueous vehicle, and then addition polymerizing a quantity of addition polymerizable monomer, under addition polymerizing conditions, in said aqueous dispersion, the aqueous dispersion serving as a vehicle therefor.Type: GrantFiled: March 21, 1980Date of Patent: August 16, 1983Assignee: SCM CorporationInventors: Vincent W. Ting, James T. K. Woo, Richard M. Marcinko
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Patent number: 4394418Abstract: An aqueous sizing composition for glass fibers and the resultant sized glass fiber strands are provided, where the sized glass fiber strands have an improved slip/flow property and resultant thermosetting articles reinforced with the sized glass fiber strands have improved impact properties. The aqueous sizing composition has a poly(vinyl acetate) silane copolymer, epoxy polymer, one or more lubricants, an organo silane coupling agent, which may be an amino-silane coupling agent, lubricant modified-amino-organo silane coupling agent, epoxy-containing silane coupling agent or a mixture of one or more of these coupling agents, one or more nonionic surfactants, a polyethylene-containing polymer, a wax, a hydrocarbon acid and water. The aqueous sizing composition is applied to glass fibers which are then produced into wet chopped glass fiber strands or continuous sized glass fiber strands.Type: GrantFiled: December 24, 1981Date of Patent: July 19, 1983Assignee: PPG Industries, Inc.Inventor: Chester S. Temple
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Patent number: 4371638Abstract: A saturated, cross-linking binder composition for use in powder coatings is disclosed. The composition comprises at least two saturated cross-linking resins and a cross-linking agent in which the resins exhibit different reactivities with respect to the cross-linking agent.Type: GrantFiled: August 20, 1981Date of Patent: February 1, 1983Assignee: Rhone-Poulenc IndustriesInventors: Daniel Bernelin, Jacques Meyer
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Patent number: 4365043Abstract: A process for preparing resinous particles for a coating composition, which comprises the steps of (1) subjecting an aqueous resin composition having an ionic group and no material solubility or dispersibility in water is dissolved or dispersed in an aqueous medium by at least partly neutralizing the ionic group to treatment with a powdering agent while applying thereto an operation for pulverization to deposit the resin in a particulate form and (2) recovering the deposited resinous particles from the aqueous medium.Type: GrantFiled: March 14, 1977Date of Patent: December 21, 1982Assignee: Nippon Paint Co., Ltd.Inventors: Sakuichi Konishi, Yukio Omori, Hiroyoshi Kataoka
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Patent number: 4343731Abstract: An epoxy resin composition capable of application at elevated solids levels is disclosed. The composition is produced by low temperature catalytic fusion of (a) a glycidyl ether of bisphenol A and (b) a glycidyl ether of bisphenol A containing a fusion catalyst with (c) tetrabromobisphenol A.This composition may be utilized to facilitate forming improved epoxy coatings and laminates.Type: GrantFiled: December 29, 1980Date of Patent: August 10, 1982Assignee: General Electric CompanyInventors: Donald G. Pucci, Ralph T. Everly
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Patent number: 4342673Abstract: Novel coating systems comprising high-solids content blends of epoxy prepolymers, a catalyst complex comprising a complex iodonium salt and a copper salt, and a conventional pigment. The compositions cure rapidly to highly chemically resistant, tough coatings.Type: GrantFiled: February 2, 1981Date of Patent: August 3, 1982Assignee: General Electric CompanyInventor: Austin A. Wolfrey
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Patent number: 4336178Abstract: A process for preparing a corrosion and abrasion resistant material comprises a binder of two epoxy resins of different molecular weight and a hardener; and an erosion resistant component consisting essentially of Al.sub.2 O.sub.3, SiC and spun glass.Type: GrantFiled: September 30, 1980Date of Patent: June 22, 1982Assignee: Centrala Minereurilor si Metalurgiei, Neferoase Baia MareInventors: Alexandru Heidingher, Ioan Sinko