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6121408 Powder coating  
The powder coating for use in a coating method which includes the steps of mixing and applying two or more powder coatings to a substrate, the powder coating comprising a resin not having...
6111055 Ester-terminated polyamide gels  
An ester-terminated dimer acid-based polyamide may be blended with a solvent to form a gel. The solvent may be flammable, and a wick may be added to the resulting gel so as to form a candle....
6107447 Cholesteric phase-forming polymers, process for their preparation and their use  
PCT No. PCT/EP96/04549 Sec. 371 Date Jun. 16, 1998 Sec. 102(e) Date Jun. 16, 1998 PCT Filed Oct. 18, 1996 PCT Pub. No. WO97/14739 PCT Pub. Date Apr. 24, 1997The invention relates to polymers which...
6107438 Method of producing polyamide resin  
A method of producing a polyamide resin by reacting with at least one diamine compound, at least one linear polyester resin consisting of at least one dicarboxylic acid component and at least one...
6103864 Composition and process for retarding the premature aging of PMR monomer solutions and PMR prepregs  
The polyimides are derived from solutions of at least one low-boiling organic solvent, e.g. isopropanol containing a mixture of polyimide-forming monomers. The monomeric solutions have an extended...
6100370 Softener-free polyamide and molding composition and use thereof  
The invention concerns a softener-free polyamide prepared by polycondensation and/or polymerization of polyamide-forming monomers, wherein it was obtained by adding 5-50 wt. % of a dimer diol with...
6074758 Poly(hydroxy ester ethers) as barrier resins  
A poly(hydroxy ester ether) is prepared by reacting a) a diacid containing a hetero moiety of the formula: HO2 CCH2 X(RX)y CH2 CO2 Hwherein X is selected from the group consisting of --O--, --S--,...
6074757 Mixtures of solutions of polyamidocarboxylic acids and solutions of polyimide-forming starting materials  
The invention relates to mixtures of preferably from 80 to 99.9% by weight, based on the mixture, of a solution S1 comprising one or more polyamidocarboxylic acids and preferably from 0.1 to 20%...
6054552 Process for preparing ester amides and polyesteramides  
In process for making a polyesteramide composition, an alkyl aryl terephthalate ester is formed from a dialkyl terephthalate by transesterification and then reacted with an alkyl diamine to form a...
6051620 Scorch resistant additives for polyurethane foams  
Polyester polyols which contain at least one dihydrazide linkage --C(O)--NHNH--C(O)-- reduce the incidence of scorching when used as a reactant in the manufacture of polyurethane foam. Also...
6048958 Process for the production of diketo dinitriles and polymers derived therefrom  
Diketo dinitriles are produced from the reaction of a diester and a nitrile in the presence of an alkali metal base. Polymers derived from the diketo dinitriles are useful as molding resins.
6046263 Liquid antioxidants as stabilizers  
Products are described which are obtainable by reacting compounds of formula I with compounds of formula IIa or/and IIb and IIIa or/and IIIb and additionally, where appropriate, IV ##STR1##...
6039902 Methods of recycling catalyst in oxidations of hydrocarbons  
This invention relates to methods of recycling catalyst in oxidations of hydrocarbons, such as cyclohexane for example, to respective intermediate oxidation products, such as adipic acid for...
6034204 Condensation products of basic amino acids with copolymerizable compounds and a process for their production  
Condensation products of basic amino acids with copolymerizable compounds which are obtainable by condensing (a) a basic amino acid selected from the group consisting of lysine, arginine,...
6031061 Bis (triaklyltrimellitic anhydride) derivative and polyesterimide for optical communications formed therefrom  
A bis(trisubstitutedtrimellitic anhydride) derivative and a polyesterimide for optical communications, the polyesterimide being formed therefrom. The polyesterimide has a high refractive index, so...
6011133 Laminates of glass or metal and poly(alkylene dicarboxylates) and syntheses thereof  
Poly(alkylene dicarboxylate) polymers and copolymers having tetraalkyl- or trialkylammonium ion end groups and methods of synthesis, thereof. The methylene-containing copolymers, in general,...
6011125 Amide modified polyesters  
A thermoplastic resin composition comprises units represented by the amide formula (I): ##STR1## and the ester formula (II): ##STR2## wherein said amide units are present as a physical mixture in...
6001910 Use of anionic or cationic plasticizers with sulfonated polyesters in hot melt formulations  
A remoistenable hot melt adhesive composition comprising (i) 25 to 80% by weight of a sulfonated polyester; (ii) 3 to 40% by weight of an anionic or cationic plasticizer; (iii) 0 to 40% by weight...
5998570 Ester-terminated polyamides of polymerized fatty acids useful in formulating transparent gels in low polarity liquids  
A low molecular weight, ester-terminated polyamide may be blended with a liquid hydrocarbon to form a transparent composition having gel consistency. The ester-terminated polyamide is prepared by...
5989697 Copolyether amide and water vapor permeable film made therefrom  
Claimed is a copolyether amide having a melting point in the range of 180° to 260° C., incorporating at least 10 wt. % and not more than 30 wt. % of ethylene oxide groups, and composed of 30 to 60...
5990318 Soluble polyester-supported chiral phosphines  
Novel soluble polyester-supported chiral phosphines have been prepared and have been used in the preparation of rhodium and ruthenium catalysts. Such polymer-supported catalysts show high...
5986041 Polyetheresteramide and method of preparing the same  
A polyetheresteramide compound and the method of preparing it comprise: a polyether compound containing a diamino group at the end mixed with a diacid and a diol, and being polymerized and...
5976615 Carbamate curable coating composition and method for improved adhesion  
A curable coating composition is described comprising a carbamate functional material and a crosslinking agent, reactive with the carbamate group. The composition further comprises a third...
5969079 Oligomers with multiple chemically functional end caps  
Thermomechanical and thermo-oxidative stabilities in resin composites across the range of aerospace "engineering thermoplastic" resins are improved by forming four crosslinks at each addition...
5962557 Polyesters containing copolymerized substituted 1,4-bis(2,6-dialkylanilino)-9, 10-anthraquinones as colorants  
A colored polyester copolymer comprising the reaction product of at least one linear thermoplastic polyester precursor and at least ten parts per million by weight of a residue of at least one...
5958592 Composites of fluoroaliphatic cyanate resins for low dielectric applications  
The present invention is a cyanate resin monomer having the formula: NCO--CH2 --(CF2)n --CH2 --OCNwhere n is an even integer from 6 to 10, inclusive.Another aspect of the invention is an...
5948878 Cationic polymers for nucleic acid transfection and bioactive agent delivery  
A class of polycationic polymers comprising products obtained by the copolymerization of a diprimary amine and a suitable comonomer, wherein the diprimary amine contains at least two primary...
5939519 Polyesteramides of high crystallinity and reagents for their preparation  
The crystallinity of poly(1,4-cyclohexanedimethyl 1,4-cyclohexanedicarboxylate) is enhanced by the incorporation of amide units, preferably derived from such compounds as...
5932686 Adhesion promoter for a polyamid-compounds  
This invention relates to adhesion agents and compatibility agents, respectively, on the basis of partially crystalline, high-molecular block (co)polyester amides, produced by direct...
5929199 Fluoroaliphatic cyanate resins for low dielectric applications  
The present invention is a cyanate resin monomer having the formula: NCO--CH2 --(CF2)n --CH2 --OCNwhere n is an even integer from 6 to 10, inclusive.Another aspect of the invention is an...
5916996 Polyester-imide toner and developer compositions  
A process for the preparation of polyester-imide resin of the formula ##STR1## wherein n represents the number of segments present and is a number of from about 10 to about 10,000; R' is alkyl or...
5917000 Manufacturing process of polyether-ester amide elastomer and elastic fiber  
A manufacturing process of continuously producing a polyether-ester amide elastomer, which is adapted for mass production and reducing manufacturing cost, includes the steps of melting a poly...
5908589 Methods for separating catalyst from oxidation mixtures containing dibasic acids  
This invention relates to methods and reactor devices for controlling the oxidation of hydrocarbons to dibasic acids, in the presence of a catalyst and a monobasic acid, by removing the catalyst...
5902897 Polyamines and their use in coating compositions  
The present invention relates to polyamines which are prepared by reacting a) unsaturated oligoesters having an average of 2 to 4 double bonds per molecule and b) optionally other unsaturated...
5895809 Method of producing partially aromatic copolyamides from aromatic dicarboxylic acid esters  
The invention relates to a method of producing partially aromatic copolyamides from polymeric esters of aromatic dicarboxylic acids by amidation of the ester groups with diamines, removal of the...
5888597 Packaging based on a polymer containing polyamide blocks and polyether blocks, for conserving fresh produce  
The invention relates to a packaging comprising a thermoplastic film based on a polymer containing polyamide blocks and polyether blocks, said polymer being permeable to water vapor, to ethylene,...
5889126 Amorphous and/or semicrystalline copolyesters containing β-hydroxyalkylamide groups, method for their manufacture, and utilisation of the esters  
The invention relates to Amorphous and/or semicrystalline copolyesters containing β-hydroxyalkylamide groups according to formula (I) ##STR1## whereinP=polymer chain of the polyester R1=alkyl...
5886137 Preparation of salts of polyaspartic acid and their use in detergents and cleaners  
A process for preparing salts of polyaspartic acid by treating polycondensates in aqueous medium with bases, employing at least 0.7 equivalent of an alkali metal and/or alkaline earth metal base...
5880252 Pyrrolidonyl-containing polyesters and polyamides  
Pyrrolidonyl-containing polyesters and polyamides I to III ##STR1## where R, X, A and Z are defined herein, are suitable as film formers and conditioners in hair-cosmetic formulations, for...
5880220 Biodegradable polymers, process for the preparation thereof and the use thereof for producing biodegradable moldings  
Biodegradable polyetheresteramides P1 which are obtained by reacting (a1) a mixture containing 20-95 mol % of adipic acid or ester-forming derivatives thereof or mixtures thereof and 5-80 mol % of...
5877255 Kind of polyhydroxyl compounds suitable for the polyurethane synthesis  
A binder producible by reaction of aromatic polyesters with polyols and fatty acid esters as well as a process for the production of such a binder are described.The inventive binder is...
5874522 Crosslinked polymeric ammonium salts  
Disclosed are novel crosslinked polymeric ammonium salts wherein in said polymeric salt: about 25% or more of the segments which link ammonium nitrogen atoms are group Y wherein Y is an n-alkylene...
5854376 Aliphatic ester-amide copolymer resins  
A composition of an aliphatic ester-amide copolymer which is soluble in an organic solvent with an LD50 value (orally administered to a rat) of about 2,000 mg/kg or more.
5852155 Compositions of polyesteramides  
Disclosed are polyesteramide resin compositions having amide units of formula (I): ##STR1## and the units of the formula (II): ##STR2## wherein the polyesteramide is substantially devoid of units...
5840822 Mono(hydroxyalkyl)urea and oxazolidone crosslinking agents  
Mono(hydroxyalkyl)urea and 2-oxazolidone crosslinking agents and compositions which utilize such crosslinking agents are disclosed. The mono(hydroxyalkyl)urea crosslinking agents contain a single...
5840829 Plateable structural adhesive for cyanate ester composites  
An adhesive is provided for bonding cyanate ester composite parts together which is also plateable with metal once chemically etched. The adhesive comprises a polymeric matrix and a filler of...
5834412 Soil release polymers with fluorescent whitening properties  
Oligomeric or polymeric substituted or unsubstituted ethylene terephthalate esters comprising fluorescent whitening groups useful as soil release agents in laundry detergent compositions are...
5811507 Polyesterimides for use in linear and/or non-linear optics, and one method for preparing same  
The present invention relates to a new polyesterimide of the type containing ester repeat functional groups E=--CO--O--, imide repeat functional groups I: ##STR1## and at least one chromophore,...
5789513 Polyfluorourethane additives for curable coating compositions  
A coating composition comprising an alkyd or urethane resin and a polyfluorourethane of Formula II (Rf --X--O--CO--NH)m --A--(NH--CO--O--R)(p-m) IIwhereinRf is a C2 -C20 linear or branched...
5780575 Thermally stable polyesters formed utilizing antimony compound as catalysts  
This invention relates to a thermally stable polyester, comprising: a polyester resin prepared by adding a dicarboxylic acid to a glycol compound, said dicarboxylic acid selected from the group...