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4871818 Polyester-based spandex filament  
A polyester-based spandex filament or film is provided. The filaments when used swim-wear fabrics provide the fabrics with increased resistance to mildew-induced degradation. The filaments are...
4868278 Aromatic copolyesters  
Melt processable, aromatic copolyesters containing 15 to 40 mole % of 4-oxybenzoyl moieties from 0.25 to less than 2.5 mole % of randomizing moieties, which are preferably 2-6 oxy naphthoyl...
4859760 Polyurethane powder coating compositions  
Disclosed are polyurethane powder coating compositions comprising at least one amorphous polyester, at least one semi-crystalline polyester, and a polyisocyanate crosslinking agent. Coatings made...
4851502 Side chain liquid crystalline condensation polymers exhibiting nonlinear optical response  
This invention provides novel side chain liquid crystalline polymers with a polyester or polyamide main chain structure. An invention polymer exhibits nonlinear optical response, and has utility...
4845188 Condensation polymers containing methine ultraviolet radiation-absorbing residues and shaped articles produced therefrom  
A composition useful for molding into articles such as food containers, soft drink bottles, cured structural plastics and the like, comprising molding grade linear or unsaturated polyester or...
4841016 Polyester resin compositions  
An additive composition for enhancing curing and color clarity properties of polyester resins. The additive comprises from about 50 to 75 parts by weight of a mercaptan, and from about 50 to about...
4818807 Liquid-crystalline polymer  
A liquid-crystalline polymer comprising repeating units of the following general formula ##STR1## wherein: R1 is --H, --CH3 or --C2 H5, 1 is an integer having a value of 1 to 20, k is an integer...
4810770 Elastomers  
Elastomers are prepared from high molecular weight relatively rigid difunctional compounds and low molecular weight compounds selected from diacids, diols, diamines, hydroxyacids, hydroxyamines...
4801680 Hydroxyalkylamide powder coating curing system  
The thermosetting powder coating composition which has good stability and gives good physical properties, such as exterior durability, appearance, flexibility, hardness, solvent resistance and...
4795790 Thermoplastic polyetherimide ester polymers exhibiting improved flexibility  
A polyetherimide ester polymer comprised of the reaction products of: (i) a diol component comprising at least one low molecular weight diol and at least one high molecular weight diol; (ii) at...
4792599 Biocompatible polyesters  
A biocompatible polyester comprising repeating units derived from glycerophosphorylcholine or glycerophosphorylethanolamine and at least one di- or poly-functional acid or reactive derivative...
4791188 Condensation polymer containing the residue of a benzodioxylmethine compound and shaped articles produced therefrom  
Composition useful for molding into articles such as food containers, beverage bottles, cured structural plastics and the like comprising molding grade linear or unsaturaged polyester or...
4788108 Ultraviolet light curable compositions based on iminated unsaturated polyesters for application to porous substrates  
Disclosed is a curable filler composition which resists absorption into a porous substrate, particularly one derived from wood, comprising: (1) a liquid, ungelled binder of an unsaturated...
4786693 Vinyl ester resins prepared from urethane modified epoxy resin compositions containing oxazolidinone or thiazolidinone groups  
Urethane oligomer modified epoxy resin compositions are prepared by copolymerization of (A) an epoxy resin and (B) a urethane oligomer containing at least one oxyalkylene group and both...
4772649 Polyesteramide and sufficient carbodiimide to impart improved compression set  
Disclosed are novel blends comprising segmented polyesteramides with minor amounts of carbodiimide containing materials.The blends are characterized by excellent physical properties and improved...
4769436 Polyester polyalcohols containing amino and amide groups and poly (urea) urethane produced therefrom  
A process for the manufacture of polyester polyalcohols with amino and amide groups by the reaction of polyester polyalcohols with polyamines is characterized in that unsaturated polyester...
4767839 Alternating aliphatic-aromatic poly(esteramide)  
Poly(esteramide) having thermotropic polymorphic properties is characterized by the repeating structure ##STR1## where: x=integers from 1 to 14 Y=integers from 3 to 9 R1, R2 =Hwhen x+y is an odd...
4761457 Process for producing cross-linked resins  
A process for producing a novel cross-linked resin which comprises: reacting a bis(2-oxazoline) compound with a polyesterpolycarboxylic acid which has carboxylic acid ester linkages in the...
4757130 Condensation polymers with pendant side chains exhibiting nonlinear optical response  
This invention provides novel condensation polymers with pendant side chains which exhibit nonlinear optical response. The polymers have utility as a transparent optical component of optical...
4749774 Condensation polymer containing the residue of a poly-methine compound and shaped articles produced therefrom  
Composition useful for molding into articles which as food containers, beverage bottles, cured structural plastics and the like comprising molding grade linear or unsaturated polyester or...
4749775 Novel polyester polymers  
Polyester polymers consisting essentially of repeating units having the formula ##STR1## repeating units having the formula --O--Ar1 --CO-- [II],repeating units having the formula --O--Ar2 --O--...
4749772 Condensation copolymers containing methine ultraviolet radiation-absorbing residues and shaped articles produced therefrom  
A composition useful for molding into articles such as food containers, soft drink bottles, cured structural plastics and the like, comprising molding or fiber grade linear or unsaturated...
4745173 Condensation copolymers containing 2,5-diarylaminoterephthalic acid type colorants and products therefrom  
A composition useful for molding into articles such as food containers, soft drink bottles, cured structural plastics and the like, comprising molding or fiber grade linear or unsaturated...
4742146 Urethane modified epoxy resin compositions containing oxazolidinone or thiazolidinone groups  
Urethane oligomer modified epoxy resin compositions are prepared by copolymerization of (A) an epoxy resin and (B) a urethane oligomer containing at least one oxyalkylene group and both...
4740581 Condensation copolymers containing copolymerized isoquinoline derivative colorants and products therefrom  
Condensation polymers including linear polyester, unsaturated polyester, and polycarbonate types, wherein certain 3H-dibenzo-[f,ij] isoquinoline-2,7-dione colorants are copolymerized (condensed)...
4740563 Crosslinked polyetherimide ester polymers  
A crosslinked polyetherimide ester polymer comprised of the reaction products of: (i) at least one diol; (ii) at least one dicarboxylic acid or an ester forming derivative thereof; (iii) a set of...
4732959 Polyesterpolyol derivative and a poly(urethane)ureamide obtained therefrom  
A polymer comprising a poly(urethane)ureamide is prepared by a reaction of a polyisocyanate and a polyesterpolyol derivative of the formula [I] ##STR1## wherein A is an n-valaent radical obtained...
4730033 Coating compositions  
Coating compositions which are capable of curing at room temperature comprise (i) a condensation polymer in which the polymer backbone contains at least one grouping of the formula...
4727133 Hydrolysis stable block polyetheresteramides and process for their manufacture  
Hydrolysis-stable, thermoplastic block polyetheresteramides are produced by a catalyzed polycondensation of linear, aliphatic polyamides having carboxyl end groups with α,ω-dihydroxypolyethers and...
4724174 Applications for hydrophobic organo aluminum compounds  
Organometallic compounds and compositions comprising a metal, an amido carboxyl moiety bonded to the metal, and active moiety bonded to the metal, and at least one modifier moiety sufficient to...
4719281 Pendant quinodimethane-containing polymer  
This invention provides novel polymers which are characterized by a recurring structural unit that contains a pendant quinoid structure and that exhibits nonlinear optical response.The following...
4714754 Polyetherimide esters  
A polyetherimide ester composition comprising the reaction products of: (i) a mixture of at least one high molecular weight diol and at least one low molecular weight diol; and (ii) a set of...
4714755 Thermoplastic polyetherimide ester elastomers exhibiting improved thermal properties  
Polyetherimide ester elastomers exhibiting improved thermal properties prepared from (i) a diol mixture containing at least in excess of 50 mole percent of cyclohexane dimethanol, (ii) at least...
4711948 Polyetherimide esters exhibiting improved tensile elongation  
Polyetherimide esters exhibiting improved tensile elongation comprised of the reaction products of (i) a diol mixture consisting essentially of butanediol and less than 70 mole percent of...
4711947 Translucent polyetherimide ester compositions  
Translucent polyetherimide ester polymers are provided comprised of the reaction products of (i) at least one cyclohexane dimethanol, (ii) at least one cyclohexane dicarboxylic acid or an ester...
4707537 UV-absorbing condensation polymeric compositions and products therefrom  
Polyester compositions useful in formed articles such as beverage bottles and having condensation reacted therein at least one UV-absorbing compound of the formula ##STR1## wherein X is hydroxyl,...
4701477 Low viscosity aromatic polyols and methods for their preparation  
A method for preparing aromatic polyols useful for the production of polyurethane and polyisocyanurate polymers involves digesting scrap polyalkylene terephthalate polymers with a digesting agent,...
4699956 Polymers adaptable for wire enamels  
A polyester, a polyester/polyamide or a polyester/polyamide/polyimide polymers are prepared from (a) a diaryl terephthalate or diaryl isophthalate, and (b) an aromatic polyol or of (a) and a...
4689393 Preparation of block polyetherester amide from carboxy terminated polyamide and dihydroxy polyether with tin compound catalyst  
A process for the manufacture of thermoplastic block polyetheresteramides by polycondensation of linear polyamides having carboxyl end groups with approximately equimolar quantitites of α,107...
4681928 Poly(amide-amide acid), polyamide acid, poly(esteramide acid), poly(amide-imide), polyimide, poly(esterimide) from poly arylene diamine  
Aromatic or aliphatic dianhydrides and/or acid anhydrides are reacted with certain aromatic diamines alone or in combination with other diamines to produce polyimides, polyamide acids,...
4673727 Novel poly(ester-amide) compositions  
An improved poly(ester-amide) resin useful as a binder in printing inks. The resin comprises the hydroxyl-terminated ester of a diol with a polyamide which is the polymerization product of an...
4673726 Poly(ester-imides) and poly(ester-imide-amides) of trimellitic anhydride and 4-(aminomethyl)cyclohexanemethanol  
Polymer compositions containing repeating units from 0 to 95 mol percent of aromatic dicarboxylic acids containing 8 to 16 carbon atoms and having at least three carbon atoms between carboxyl...
4661582 Novel high molecular weight diimide diacids and modified thermoplastic copolyether ester elastomers prepared therefrom  
Novel diimide diacids and modified polyetherimide esters are prepared therefrom by reacting diols, dicarboxylic acids and a combination of the novel diimide diacid and dimer acid. These...
4657988 Repolymerization  
Polymeric materials are repolymerized by intensely admixing the polymer with an additive having the formula: ##STR1## wherein M is titanium or zirconium, R, R1 and R2 are each a monovalent alkyl,...
4656242 Poly(ester-amide) compositions  
A certain class of poly(ester-amide) polymers are disclosed which are particularly suitable as hot melt adhesive compositions particularly advantageous for bonding plastics, such as polyester or...
4649175 Thermosetting alkyd resin coating composition  
The present invention provides a thermosetting alkyd resin coating composition consisting essentially of (A) an alkyd resin or a fatty acid-modified alkyd resin obtained by reacting a polybasic...
4649180 Polyamide-poly-carbonate block copolymers  
Substantially linear, segmented polyester-amides are disclosed which contain aromatic residues in the hard segments and as soft segments the residues of polycarbonate diols of molecular weight...
4644047 Self-compatibilizing phthalate-based polyester polyols  
Phthalate polyester polyols comprising reaction products of a phthalic acid compound, a low molecular weight diol compound and a nonionic surfactant compound are provided which are compatibilized...
4644051 Catalytic reaction of polyol with bis-acyl lactam  
The invention concerns a simple process for preparing an ester acyllactam and/or esteramide acyllactam by the catalytic condensation of imide and alcohol, characterized in that a polyol and an...
4618727 Nitro substituted diphenyl ethers  
Nitro-isopropenyldiphenyl ethers are provided which can serve as a useful source of known monomer intermediates or as intermediates for the preparation of nitro-haloisopropyl substituted diphenyl...