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| Number | Title | Issue Date |
| 6828407 | Polymer electrolyte composition and uses thereof The present invention provides a polymer electrolyte composition excellent in radical resistance and/or proton conductivity. The polymer electrolyte composition comprises an aromatic polymer phosphonic acid derivative represented by the following formula (1); and at... | 12/07/2004 |
| 6657016 | Polyester resin composition A polyester resin composition comprising 50 equivalents/ton or more of an aromatic ring in the resin and at least one thermosetting resin selected from the group consisting of melamine resin, urea resin, benzoguanamine resin and phenol resin. The aromatic... | 12/02/2003 |
| 6512087 | Fractionation of resins using a static mixer and a liquid-liquid centrifuge Disclosed is a method for producing low molecular weight oligomers of a film forming resin, which involves: a) providing a solution of the film forming resin in a first solvent system comprising a photoresist solvent, and optionally a water-soluble organi... | 01/28/2003 |
| 6242151 | Polymers, resist compositions and patterning method The invention provides a novel polymer in the form of a novolac resin in which some of the hydrogen atoms of the hydroxyl groups are replaced by 1,2-naphthoquinonediazidosulfonyl ester groups and some of the hydrogen atoms of the remaining hydroxyl groups... | 06/05/2001 |
| 6080522 | Radiation-sensitive resist composition with high heat resistance A radiation sensitive resist composition with high sensitivity, capable of forming a highly heat-resistant resist pattern. The radiation-sensitive resist composition contains, together with a resist material, a polymer which is obtained by reacting (a) a ... | 06/27/2000 |
| 5939511 | Resin purification process The invention is directed to purification of phenolic resins and to a process for preparing an organic photoresist coating composition. The process comprises reacting one or more phenols to form a crude phenolic resin. The crude phenolic resin formed is t... | 08/17/1999 |
| 5922785 | Dental resins Dental resins and dental compositions utilizing such resins are described. The dental compositions are particularly useful as cavity liners and root canal sealants which contain calcium hydroxide (or calcium oxide) and which are utilized to deliver calciu... | 07/13/1999 |
| 5907026 | Polycarbonate compositions comprising polyester resins and ultraviolet light absorbers Weatherable polycarbonate compositions (formulations or blends) comprise polycarbonate, cycloaliphatic polyester resins, at least one of a benzotriazole, benzophenone, and triazine based UVA, and a catalyst quencher. The incorporation of the cycloaliphati... | 05/25/1999 |
| 5789496 | Process for separating cesium from industrial streams containing other alkali metals using poly(hydroxyarylene) polymeric resins A method for the removal, separation, and concentration of cesium cations from a source solution which may contain larger concentrations of other alkali metal ions comprises bringing the source solution into contact with a polymeric resin containing poly(... | 08/04/1998 |
| 5763558 | Process and composition for the use of substituted melamines as hardeners of novolac resins A process for hardening a composition and a hardenable composition, in wh there are used: at least one novolac resin; at least one hardener of the resin, selected from the group consisting of substituted melamines; at least one compound comprising at least on... | 06/09/1998 |
| 5684115 | (Co)polycarbonate composition containing boric acid and a basic catalyst A processes for producing a (co)polycarbonate having a low terminal hydroxyl group concentration and being excellent in heat resistance and hue, which comprises melt-polycondensing a dihydroxy compound with a carbonic diester in the presence of a catalyst... | 11/04/1997 |
| 5674953 | Method of preventing scale adhesion to surfaces of polymerization tank with phenol-aldehyde coating In a novel method of homo- or copolymerization of vinyl chloride, a specified coating agent is applied on the surfaces of the portions which will become into contact with the vinyl chloride monomer during the polymerization process. The coating agent is i... | 10/07/1997 |
| 5674482 | Polymers with alkyl- or heteroalkyl -aryl backbone and pharmaceutical compositions incorporating same A biologically active polymeric compound comprising an alkylaryl or heteroalkylaryl backbone having about 5 to about 50 repeating aromatic ring-containing units and which, according to the computer program marketed as SYBYL.RTM. version 5.2 running on a D... | 10/07/1997 |
| 5672674 | Anti-stain finishing of polyamide-containing fibre materials, compositions therefor and polyamide-containing fibre materials thus finished Polyamide-containing fibre materials can be given an anti-stain finish by treating them with a sulpho-containing aromatic formaldehyde condensation product in combination with polyacrylic acid, the treatment with the two components being carried out in an... | 09/30/1997 |
| 5656702 | Processes for separating cesium from industrial streams containing other alkali metals using poly(hydroxyarylene) polymeric resins A method for the removal separation, and concentration of cesium cations from a source solution which may contain larger concentrations of other alkali metal ions comprises bringing the source solution into contact with a polymeric resin containing poly(h... | 08/12/1997 |
| 5629083 | Method of manufacturing cellulosic composite and product thereof A process for the production of modified phenol-aldehyde resins includes the use of a modifier selected from melamine, urea, and other suitable nonvolatile organic compounds. The phenolic component of the resins preferably includes a difunctional phenolic... | 05/13/1997 |
| 5605986 | Aminoplast-anchored ultraviolet light stabilizers Novel aminoplast anchored UV stabilizers are provided. Compared to unanchored stabilizers, the anchored stabilizers disclosed herein have increased compatibility with coating resins and have reduced volatility due to higher molecular weights resulting fro... | 02/25/1997 |
| 5571506 | Aromatic oligomeric compounds useful as mimics of bioactive macromolecules This invention relates to aromatic oligomeric compounds useful in the treatment of cardiovascular, bone metabolic, hypolipidaemic, neuronal, gastrointestinal and elastase-mediated connective tissue degradation disorders and disorders which may be treated ... | 11/05/1996 |
| 5359024 | Process for the preparation of a phenol-formaldehyde resin The invention relates to a process for the preparation of a phenol-formaldehyde resin by causing phenol and formaldehyde to condense under the influence of a basic catalyst, the catalyst being an aqueous solution containing alkali metal ions, carbonate io... | 10/25/1994 |
| 5310855 | Aromatic condensation products The aromatic formaldehyde condensation products, which are substantially colorless and water-soluble and contain sulphonate and/or carboxylate groups, are obtainable by adding agents which have a reducing action during and/or after the condensation reacti... | 05/10/1994 |
| 5302687 | Preparation of resins from phenolic compounds and oxazolines using ammonium or phosphonium salt catalysts A process for preparing a polymeric composition comprising reacting a mixture of at least one phenolic compound and at least one oxazoline compound in the presence of a catalytic amount of at least one ammonium salt and a tetracarbyl phosphonium salt, and... | 04/12/1994 |
| 5283314 | Process for the production of a branched polycarbonate with emulsion having interfacial area A process for producing a branched polycarbonate comprising reacting a dihydric phenol, such as 2,2-bis(4-hydroxyphenyl) propane, a polyfunctional organic compound, such as 1,1,1-tris-(4-hydroxyphenyl)ethane, and phosgene to produce a polycarbonate o... | 02/01/1994 |
| 5270436 | Polyester for electrophotography A polyester for electrophotography derived from (a) at least one component selected from tri- or tetra-basic acid components and tri- or tetra-hydric alcohols; (b) at least one component selected from dibasic carboxylic acids and lower alkyl esters thereof; an... | 12/14/1993 |
| 5216111 | Aromatic novolak resins and blends An essentially aromatic alkali soluble novolak resin comprising the product resulting from the acid condensation of an aromatic aldehyde and a phenol where the resin has a molecular weight in excess of 1500 and a glass transition temperature in excess of ... | 06/01/1993 |
| 5143784 | Soluble calixarene derivative and films thereof A novel calixarene derivative, viz. acetylated methyl-calix[n]arene (n is from 4 to 8), exhibits high solubilities in various organic solvents. A film of this compound can easily be formed by a conventional solution coating method such as spin coating, an... | 09/01/1992 |
| 5057591 | Foamability of phenolic resins The invention is a solution of highly advanced phenolic resin with improved inherent foamability that is made from the reaction of phenol, aldehyde, water and alkali the improved foamability being brought about by the incorporation of up to 1.0% by weight... | 10/15/1991 |
| 4973649 | Novel hindered diamine/imido prepolymers Novel thermosetting imido prepolymers having low melt viscosity, well adapted for the production, e.g., of preimpregnated shaped articles, are copolymerizates of at least one N,N'-bismaleimide; at least one hindered diprimary diamine, e.g., 4,4'-diam... | 11/27/1990 |
| 4944812 | Tannin mannich adducts for improving corrosion resistance of metals A vegetable tannin is condensed with formaldehyde and an amine to provide an acid soluble product which is useful in a metal treatment solution to enhance corrosion resistance and paint adhesion characteristics of a metal surface.... | 07/31/1990 |
| 4841002 | Liquid aromatic bisoxazoline and disoxazine monomer mixtures cured with polyphenolic compounds Compositions have melting points below 100° C. which are useful in the formation of resins by reaction with polyphenolic compounds consisting of a mixture of more than two compounds having the formula ##STR1## wherein A represents a cyclic or acycli... | 06/20/1989 |
| 4839446 | Thermosetting bis oxazoline-polyphenol based resins for resin transfer molding which contain a monooxazine or monooxazoline diluent A polymerizable thermosetting composition which is a flowable liquid at moderate temperatures which comprises a mixture of: (A) from about 75% to about 95% by weight of a mixture of: (1) from about 80% to about 20% by weight of a bisoxazoline and (2) from about 20%... | 06/13/1989 |
| 4806267 | Liquid aromatic bisoxazoline and bisoxazine monomer mixtures and process for crosslinking using phenolics Compositions having melting points below 100° C. which are useful in the formation of resins by reaction with polyphenolic compounds consisting of a mixture of more than two compounds having the formula ##STR1## wherein A represents a cyclic or acyc... | 02/21/1989 |
| 4743663 | Aromatic oligomers Compositions comprising an oligomer which (a) on average comprises at least one in-chain residue of the general formula ##STR1## wherein Ar1 is an aromatic group, R1 is hydrogen or a hydrocarbyl group, X is a group which activat... | 05/10/1988 |
| 4612254 | Aromatic carboxylic acid and metal-modified phenolic resins and methods of preparation Novel metal-modified phenolic resins useful in the color developer part of a carbonless copy paper system are disclosed, as well as methods for preparing such resins. The metal-modified phenolic resins are reaction products of an aromatic carboxylic acid ... | 09/16/1986 |
| 4604436 | Process for metal modified phenolic novolac resin A complex coordination compound of a novolac phenolic resin with zinc, copper, cobalt, cadmium, aluminum, indium, tin, chromium, cobalt or nickel is prepared by reaction of an oxide of the metal or an inorganic functional equivalent of the oxide, an alkan... | 08/05/1986 |
| 4454311 | Phenol modified sulfamate-melamine-formaldehyde resin The invention provides a polycondensation product of (a) sulfamic acid (H2 N--SO3 H) and/or at least one N-substituted organic derivative of the sulfamic acid as such or in the form of their salts, (b) formaldehyde and/or glyoxal (c) mela... | 06/12/1984 |
| 4453002 | Formaldehyde condensates and their preparation Condensation products which are obtained from formaldehyde, di-hydroxyaryl sulphones, phenols, if desired, and hydroxyarylcarboxylic acids and are prepared in a one-stage reaction at pH values between 2 and 5 are suitable as fixing agents for basic dyestu... | 06/05/1984 |
| 4430491 | Poly(ether-amide) polymeric compositions Thermoplastic and thermoset polymeric compositions, having particular utility in the area of molding applications, are obtained by reacting a compound containing a plurality of oxazoline groups with a phenol or a phenolic resin each containing a plurality... | 02/07/1984 |
| 4383104 | Phenolic chelate resin, process for producing the same, and method of recovering heavy metal ions with the same The phenolic chelate resin has a chelate-forming group wherein part or all of the hydrogen atoms in a primary and/or secondary alkylamino group introduced in a phenol nucleus are replaced by a methylenephosphonate group. Also disclosed is a process for pr... | 05/10/1983 |
| 4319016 | Ultraviolet-absorbing amino compound and method of making An ultraviolet-absorbing amino compound; a paint containing the aforesaid ultraviolet-absorbing amino compound; and a coated article having on its surface a coated film containing the aforesaid ultraviolet-absorbing amino compound are provided. The ultrav... | 03/09/1982 |
| 4308180 | Sulfide resin for rubber A rubber composition comprising vulcanizable natural or synthetic rubber and a sulfide resin produced by (1) reacting a component (A) with a componet (B), followed by reacting with a component (D), or (2) reacting a component (A) with a component (B), fol... | 12/29/1981 |
