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4923908 |
Epoxy compositions, and method of making same
An epoxy resin composition, especially useful as an encapsulant and exhibiting a low dissipation factor, is prepared from a first component comprising an epoxy of a polyglycidal ether of a...
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4923718 |
Functional film and process for its production
Functional films comprising a thermoplastic resin having formed thereon a coating layer and a process for their production are disclosed. The films have improved properties including improved heat...
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4913862 |
Methods for applying no mix plastic compounds
Methods of forming a filled, cured two-component organic thermosetting composition by placing resin and hardener components on a substrate or in a container or mold and dropping particles of a...
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4902537 |
Method for surface treatment of carbon fibers for reinforcement
A method for treatment of carbon fibers for reinforcement comprises the step of coating or impregnating carbon fibers with an emulsion of epoxy resin having colloidal silica added thereto so as to...
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4900608 |
Flexible epoxy-coated fabric
A flexible epoxy coated fabric has good hand, good wear resistance, good hydrolytic resistance, and good ultraviolet light resistance. An optional but desirable binder is a true coating and not an...
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4888403 |
Process for producing plastic-like woody moldings from dibasic acid anhydrides and unsaturated monoglycidyl ethers
The process for producing a plastic-like cured woody molding, which comprises applying a pressure necessary for plasticizing at least a woody component at temperature of from 120° C. to 180° C....
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4886684 |
Process for continuous production of prepregs having a high fiber weight
A process for the production of prepregs having a high fiber weight of 500 to 2500 g/m 2 , in which process fiber strands made of glass carbon, aramid, ceramic, metal or other inorganic and/or...
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4880885 |
Polymerization reactor provided with coating that suppresses polymer deposit formation
In a process of polymerizing ethylenically unsaturated compounds by polymerization of ethylenically unsaturated monomers in the presence of a free radical-forming initiator system and customary...
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4880906 |
Fiber finishing agents and compositions containing them
A finishing agent for finishing fibers or fiber products is disclosed. The agent is a mixture of the following components: (a) 34 to 99% by weight of a polymer of the general formula ##STR1## in...
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4879143 |
Process for the production of floor covering
A process for the production of floor covering, especially of the floating type for private and public areas, wherein a granulated material is mixed with a hardenable plastic binder to a paste-like...
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4874832 |
Microcapsules having polyurethane walls
Improved microcapsules have a capsule wall which contains a polyurethane which can be obtained by reacting an isocyanate with a polyether polyol which contains amino groups.
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4868018 |
Artifical marble
Hard, durable, water-resistant simulated marble products are made by coating a support surface with a mixture of epoxy resin, epoxy resin hardener, pigment and a powdered material such as portland...
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4865884 |
Method for isolating components in multi-part composition
A method for isolating components in a multi-part composition is disclosed herein. In this method, the individual components are preserved in an isolation relation, and if intended to be used, they...
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4859721 |
Adducts of carboxylic acids and isocyanates with epoxides, aqueous dispersions containing these adducts, processes for their preparation and their use in the autophoretic coating of metallic surfaces
The invention relates to polymers of formula (I) ##STR1## in which R 1 and R 2 represent optionally substituted alkylene, cycloalkylene or phenylene radicals, A represents hydrogen or carboxyl...
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4857608 |
Process for preparing weather-resistant coatings
Substrates which are exposed to weathering are coated with paints containing an epoxy resin and a silicon compound containing basic nitrogen which is bonded to the silicon via a carbon and which...
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4851294 |
Thixotropic coating composition, process for coating a substrate with such coating composition and the coated substrate thus obtained
The invention provides for a thixotropic coating composition comprising (1) a binder and (2) a sag control agent which is the reaction product of (a) a symmetrical aliphatic or homocyclic...
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4851269 |
Antiflashing rollcoat coatings
Industrial high speed paint rollercoating processes are improved by the addition of wax particles to thermosetting rollercoatings. Wax particles having a particle size less than 50 microns and a...
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4849251 |
Method of manufacturing an electric resistance element
A method for manufacturing an electric resistance element first prepares carbon particles by thermally treating these particles, such as carbon black at a temperature of at least 300° C. Then a...
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4844952 |
Multilayered finish having good stain resistance
A method of forming a multilayered finish on a substrate involves: I. applying a decorative finish to a substrate: II. applying a clear, aqueous based coating composition over the decorative...
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4835018 |
Abrasion and corrosion resistant primer coatings
Pigmented, abrasion and corrosion resistant, thermosetting organic solvent solution coating composition comprise: (A) from about 50 percent to about 85 percent of total resin solids of a...
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4835023 |
Ornamental articles having coating membrane
An ornamental article comprising a natural ornamental material such as pearl and a cured coating membrane of a composition based on organic materials which is coated on the surface of said natural...
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4832987 |
Process of producing modified wood
A process of producing modified wood by impregnating dried wood with a mixed solution composed of phthalic anhydride as a polybasic acid anhydride and epichlorohydrin as an epoxy compound at a mol...
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4816300 |
Process for the preparation of carboxylated amide binders
The invention provides a process for the preparation of water-reducible carboxylated amide binders comprising the steps of: (1) reacting: (a) a substantially epoxy-free compound of general...
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4810527 |
Free surface casting method
Method for free surface casting an annular layer of film-forming liquid onto a substrate in a single pass by means of laminar flow through a slot die while the substrate and slot die are undergoing...
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4808476 |
Method for protecting heat sensitive substrates from fire and excessive heat and resulting article
A method for protecting heat sensitive substrates from fire and excessive heat involves: I. applying to the substrate a layer of a char forming intumescent curable composition comprising: (a)...
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4808441 |
Metal articles having corrosion-resistant epoxy coatings
This invention is directed to the use of particularly defined epoxy-amine compositions as a protective coating on metals which are exposed to a high temperature, corrosive environment. The metal...
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4803101 |
Microcrack resistant composites
Microcrack resistant composites are prepared by precoating and prepregging woven fabrics of poly(phenylene terephthalamide) fiber at low warp tension.
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4800122 |
Siloxane-based tintable coating
An abrasion-resistant coating composition for use on transparent plastic substrates and the like is formed from a first component derived by partial hydrolysis from a hydrolyzable epoxysilane and a...
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4800125 |
Coupling agent compositions
A coupling agent composition comprised of the reaction product of (a) about two mole parts of maleic anhydride with (b) about one mole part of a diamine functional silane compound of the general...
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4797307 |
Process for the preparation of polyimide film
A process for the production of a polyimide film having an increased adhesiveness which includes the steps of: evenly coating a surface treating solution which contains a heat-resistant surface...
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4789566 |
Process for coating a metallic substrate
A process for coating a metallic substrate, which comprises applying an electrocoating paint to a metallic substrate, then applying a barrier coating comprising a crosslinking hardenable...
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4788078 |
Method for plating and coating articles
Method and apparatus for the coating of a substrate wherein the following chronologically takes place under vacuum conditions: (i) non-oxidized plating material is deposited on the substrate via...
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4780360 |
Method for manufacturing electrical insulating composite materials
Electrically insulating composite materials formed from (1) epoxy resins and (2) polymeric fiber reinforcement which have high strength are formed if the cross-linking of the epoxy resin is...
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4775558 |
Polyurethanes prepared or combined with another material and a process for their manufacture
Polyurethanes which have been prepared or combined with another material are made by combining or applying a polyurethane-forming reaction mixture or polyurethane to another material such as a PVC...
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4772493 |
Process for impregnating
A process for impregnating a continuous sheet of glass fibre web, paper, carbon fibre, cloth etc., which comprises feeding the sheet continuously into a closed vessel filled to a suitable height...
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4771112 |
Compounds that consist of aldehyde, epoxide, isocyanate, or halotriazine groups, of polymerizable groups, and of a higher-molecular backbone, mixtures that contain them, and the use thereof
Oligomeric and prepolymeric organic compounds with aldehyde, epoxide, isocyanate, or halotriazine groups and polymerizable groups. Compounds of this type and mixtures thereof have outstanding...
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4769286 |
Composite reinforcing elements and processes for producing them
A composite reinforcing element, especially a reinforcing cable, having a core consisting of a thread of non-metallic material and being coated in a reinforced polymer, and a process for producing it.
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4764305 |
Process for the conditioning of radioactive or toxic waste in epoxy resins and polymerizable mixture with two liquid constituents usable in this process
The invention relates to a process for the conditioning of radioactive or toxic waste in epoxy resins and a polymerizable mixture with two liquid constituents usable in this process. This process...
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4755337 |
Process for surface treating a polyester film
A polyester film having on at least one surface thereof a primer layer comprising a crosslinked product of a polyurethane having at least one functional group selected from a carboxyl group, a...
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4753826 |
Abrasion-resistant polymer composition and coating
An abrasion resistant polymer and coating composition comprising from about 24 to 48 wt. % of a liquid epoxy resin, from about 24 to 48 wt. % of a blocked isocyanate prepolymer, from about 4.2 to...
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4752497 |
Method of applying an impact resistant moisture impermeable resinous coating
A method of forming an impact-resistant, moisture impermeable coating on the surface of an object, such as a pipe, comprises heating the object to a temperature above which a thermosetting resin...
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4751114 |
Solvent soluble fluorine-containing polymer, coating composition containing the same and coating process thereof
A solvent soluble fluorine-containing polymer according to the present invention is a copolymer characterized by (i) consisting substantially of (a) fluoroolefin, (b) vinyl ether, and ...
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4751143 |
Process for treating chemically stabilized, adhesive activated polyester material, polyester material treated by the process and an improved finish composition
The aging period for chemically stabilized, adhesive activated polyester material can be reduced by contacting the material before it is substantially drawn or stretched with a composition...
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4751129 |
One-part hot-sprayable epoxy resin systems and methods
A one-part composition for application to a substrate, e.g., automotive metal body panels, to provide reinforcement thereto is a thixotropic admixture containing as essential components (a) a heat...
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4745020 |
Engraved plastic article
An engraved plastic article is prepared by applying a coat of epoxy resin paint to a polyether sulfone resin article, curing the coated article at an elevated temperature, and engraving indicia on...
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4740540 |
Fiber-reinforced resol-epoxy-amine resin composition molding material and method for producing same
A resin composition for a molding material is provided which comprises a resol-type phenolic resin, an epoxy resin and an amine compound having hydrogen atoms directly bonded to the nitrogen atom....
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4740392 |
Epoxide coating composition and method of forming a coating on a substrate
A thermosetting resin composition particularly suitable for surface coatings, especially paper and paperboard, and especially those subsequently converted into shaped paperboard products, e.g....
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4737385 |
Coating composition and method of application for improved corrosion resistance of metal parts
A new method and formulation for treating metal parts for corrosion resistance is disclosed wherein both a paint coat and an oil coating formulation are simultaneously applied in a single step to...
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4732787 |
Varnishes with high hardness, resistant to abrasion, process for their preparation, and application of these varnishes to coating of solid substrates
A hard, abrasion resistant varnish, for coating the surfaces of solid substrates, comprises a solution in a mixture of solvents: a--4 to 90% by weight, in relation to the total of constituents...
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4732632 |
Protecting elongated substrate with multiple-layer polymer covering
The invention relates to a method for applying a protective coating to a substrate, such as metallic pipe, which comprises applying onto the substrate a liquid curable polymeric composition capable...
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