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7217761 |
Non-ionic thickeners for pigment compositions, in particular for paints and applications thereof
The invention relates to the use of a compound with an alkylene oxide chain as a thickener of aqueous compositions, containing a filler and/or pigmented, white or colored, with the aim of supplying...
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7202322 |
Heat resistant high moisture vapor transmission thermoplastic polyurethane
A thermoplastic polyether polyurethane having high moisture vapor transmission, high melting point and static dissipative properties is disclosed. The thermoplastic polyether polyurethane is...
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7169844 |
Resin with function of oxidation inhibition and emulsion thereof
An emulsion of resin having a function of oxidation inhibition obtained by subjecting an antioxidant (A) having two or more alcoholic hydroxy groups, a polyol compounds (B) as an optical...
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7151121 |
Polyurethane containing a polyol composition comprising a highly branched polysaccharide, mix and process for preparation thereof
The invention relates to a polyurethane obtainable by reacting a polyisocyanate and a polyol composition comprising a highly branched polysaccharide of randomly bonded glucopyranose units or an...
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6995231 |
Extrudable highly crystalline thermoplastic polyurethanes
A thermoplastic polyurethane composition having a high crystalline content which advantageously can be processed in an extruder. The composition includes a crystallization retarding component of a...
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6987160 |
Thermoplastic polyurethane
A thermoplastic polyurethane useful for elastomers, elastic fibers and artificial leathers contains a polyaddition product of a diisocyanate and a chain extender with a liquid polyethercarbonate...
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6887966 |
Gas-barrier polyurethane resin, and adhesive for laminate, gas-barrier film and paint containing the same
The polyurethane resin produced by reacting a component composed mainly of an active hydrogen-containing compound with a component composed mainly of an organic polyisocyanate compound which...
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6790926 |
Water vapor permeable thermoplastic polyurethane film
Claimed is a non-porous, waterproof film having a water vapor permeability of at least 1000 g/m 2 day, based on a thermoplastic polyurethane, wherein the polyurethane is composed of a) 40 to 52...
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6784276 |
High-solids polyimide precursor solutions
This invention is a highly concentrated stable solution of polyimide precursors (monomers) having a solids content ranging from about 80 to 98 percent by weight in lower aliphatic alcohols i.e....
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6780958 |
Spandex compositions
The invention provides an improved spandex that is prepared from a polyurethane that is the reaction product of organic diisocyanates, polymeric glycols, and polyols that have an aromatic...
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6703443 |
Low-viscosity nonaqueous liquid pigment dispersions and methods of utilizing such compositions
A new and useful nonaqueous liquid pigment dispersion is provided which is easy to handle and produces thorough and effective colorations within target media, particularly as compared to standard...
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6699957 |
Resilient, shear resistant polyurethane compositions for golf ball covers
Disclosed herein is a polyurethane elastomer comprising the reaction product of: A) at least one aliphatic diisocyanate monomer; B) at least one high molecular weight polyol; C) at least one low...
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6683152 |
Polyurethane golf club inserts
An insert for a golf club, wherein the insert is formed of a polyurethane composition comprising a prepolymer comprised of a polyol and a polyisocyanate, and a curing agent; and wherein the...
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6677400 |
Aqueous dispersions of hydrophilic polyurethane resins
An aqueous polyurethane resin dispersions containing i) a polyol component with a molecular weight above 300 daltons, containing a polyether diol initiated on an aromatic diol, ii) a polyol...
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6645091 |
Thermoplastic polyurethane golf ball with improved resiliency
A golf ball comprising a center, a cover, and optionally, at least one intermediate layer disposed between the center and the cover, wherein at least one of the cover and the at least one...
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6639041 |
Spandex having low set at low temperatures
A low set (at low temperatures) spandex, based on copoly(alkylene ethers), which are copolymers containing tetramethylene ether and either ethylene ether or 1,2-propylene ether moieties, is provided.
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6624282 |
Reactive compositions with an extended pot life
The present invention relates to reactive compositions containing (A) NCO prepolymers based on (cyclo)aliphatic polyisocyanates having an NCO content of 1 to 8 wt. % and a monomeric polyisocyanate...
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6613867 |
Thermoplastic polyurethane containing structural units of ethylene oxide polyol or ethylene oxide capped propylene oxide polyol
The present invention is a thermoplastic polyurethane (TPU) or thermoplastic polyurethane/urea (TPUU) comprising structural units of: a) a diisocyanate; b) ethylene glycol, diethylene glycol, or...
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6569352 |
Phthalic anhydride based polyester-ether polyols and urethane prepolymers produced therefrom
Disclosed are polyester-ether polyols and their use in urethane prepolymers, urethane foams and non-foam urethane coatings, adhesives, sealants and/or elastomers. Methods for producing such...
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6562933 |
Polyurethane resin type composition for slush molding
A composition suitable for slush molding is disclosed. The composition comprises a thermoplastic polyurethane elastomer (A) having a number average molecular weight of 10,000 to 50,000 and mainly...
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6562881 |
Liquified polyols, urethane acrylate resins prepared therewith and curable compositions employing such resins
An alkoxylate adduct of a polyol. The polyol is an amorphous diol having a melting point above about 100° C. The alkoxylate is propylene oxide, butylene oxide, a mixture of propylene oxide and...
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6548615 |
Reactive binding agent with an extended pot life
The invention relates to a reactive composition containing A) an isocyanate-containing compound, B) a polyol, C) an organic tin or bismuth compound, D) a thiol group-containing compound or a...
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6509434 |
Aromatic amine curatives and their use
Mixtures of isomeric alkylthiated mononuclear aromatic amines comprising in the range of about 30 to about 70 mole percent of (i) at least one 3,5-di(alkyl-thio)-2,6-diamino-1-alkylbenzene and in...
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6303732 |
Diol blends and methods for making and using the same
Novel diol blends are disclosed. The blends are comprised of an aromatic diol portion derived from dihydric phenol and an aliphatic diol portion in a ratio of aromatic to aliphatic of 5:95 to 95:5....
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6291580 |
Polyurethanes with carboxylate functionality for hair fixative applications
A polyurethane, soluble or dispersible in water, prepared from organic diisocyanate diols or other isocyanate reactive materials and a 2,2-hydroxymethyl-substituted carboxylic acid diol neutralized...
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6277942 |
Melt-spun elastomeric fibers and the preparation thereof
Novel melt-spun elastomeric fibers and methods for their preparation. Embodiments are provided in which fibers are melt-spun from a melt-spinnable elastomeric polymer comprising a...
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6245877 |
Urethane compositions
A moisture-cure urethane composition is disclosed. The urethane is formulated from an NCO-terminated alkoxylated phenolic resin that has long oxyalkylene chains. It has greater than 70 wt % solids...
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6221995 |
Modified polyisocyanate and production process thereof
A modified polyisocyanate which has a high emulsifying/dispersing ability in aqueous resin compositions (solution or dispersion) and can be used advantageously as a curing agent or cross-linking...
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6210294 |
Polyurethane golf ball with improved resiliency
A golf ball comprising a center, a cover, and optionally, at least one intermediate layer disposed between the center and the cover, wherein at least one of the center, the cover, and the at least...
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6211259 |
Low volatile reinforcing system
The present invention includes new compositions for making polyurethane and polyurethane foam compositions. These compositions comprise the reaction product of an isocyanate A-Side and a B-Side...
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6187893 |
Two-component polyurethane systems which contain reactive diluents
Two-component polyurethane systems composed of an at least bifunctional polyisocyanate component and a polyol component have a polyol component which comprises at least one hydroxyl-containing...
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6187892 |
Method of making a coated substrate with polyurethane/urea contact adhesive formulations and the coated substrate by this method
The present invention relates to a method of making a coated substrate that requires a polyurethane/urea contact adhesive, and the coated substrates produced by this method. This invention requires...
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6100360 |
Process for preparing a polyurethane elastic fiber
A polyurethane elastic fiber is prepared from a polyurethane prepolymer by reaction extruding the polyurethane prepolymer and a chain extender, preferably with twin-screw extruder, and melt...
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6100359 |
Ablative polyurea foam and prepolymer
The present invention relates to an ablative fire resistant hydrophilic polyurea foam made from low molecular weight polyols capped with an isocyanate, with the polyol mixture including a fire...
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6077927 |
Process for coloring polymer resins and products thereof
A method of providing for manufacturing a colored polymer resin having the steps of: (a) blending a disazo colorant into a mixture of monomers, the colorant having a poly(oxyalkylene)...
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6054503 |
Plastic lens material and process for preparing the same
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6025456 |
Polyurethanes
Hydroxyl-containing polyurethanes I are composed essentially of a) a diisocyanate of 6 to 30 carbon atoms (component II), b) a component III comprising α) an aliphatic diol of 2 to 20...
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6022939 |
Thermoplastic polyurethanes with improved melt flow
A thermoplastic polyurethane elastomer is disclosed obtained by reacting A) diisocyanates, B) polyhydroxy compounds and/or polyamines, with C) as chain extenders mixtures of C1) benzene...
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6022937 |
Polyether polyols based on triazole group containing compounds and a process for their production
This invention relates to novel polyether polyols and to a process for their production. These polyether polyols are prepared by forming a polyhydroxyl group containing component in a first step by...
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5994493 |
Quick-setting polyurethane hotmelt adhesive
Reactive hotmelt adhesives based on liquid polyether polyols and/or polyester polyols and aromatic diols with at least one diisocyanate have a very low melt viscosity and high early strength. They...
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5963373 |
Primer composition
Provided is a primer composition which gives a cured film having a high refractive index and impact resistance, the primer composition containing, as main film-forming components, a bromine...
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5959059 |
Thermoplastic polyether urethane
A thermoplastic polyether polyurethane having good rebound resilience and low hysteresis properties is prepared by the reaction of a diisocyanate with a hydroxyl terminated polyether having a...
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5942158 |
One-component optical resin composition
Described is a polymerizable organic composition comprising at least one capped polyisocyanate having nonfugitive capping groups, e.g., a 1H-azole, a polythiol having two or more thiol groups, and...
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5895824 |
Preparation of polyether polyols containing aromatics
In a process for preparing polyether polyols containing aromatics by molecular addition of alkylene oxides to H-functional initiators at from 70° C. to 135° C. and pressures of from 0.1 MPa to...
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5866657 |
Primer composition
In order to provide a general-purpose aqueous primer composition requiring no organic solvent and capable of improving adhesive strength and durability while ensuring an adequate application life...
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5753730 |
Plastic lenses having a high-refractive index, process for the preparation thereof and casting polymerization process for preparing sulfur-containing urethane resin lens and lens prepared thereby
One aspect of the present invention relates to a process for preparing plastic lenses having a high-refractive index comprising forming a mixture containing one or more polyisocyanate compounds;...
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5731399 |
Di- and polyamino compounds for use in the preparation of polyurethanes
Compounds are disclosed which correspond to general formula (I) ##STR1## wherein: R and R' each independently represent an alkyl chain of 1 to 10 carbon atoms, which may be branched, and which may...
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5719252 |
Unfilled two-component polyurethane adhesive
This invention relates to a low-viscosity two-component unfilled polyurethane adhesive having a urethane content of from 10 to 18 percent by weight, based on the weight of nonfilled polyurethane...
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5712035 |
Liquid curable resin composition
Provided is an optical fiber having a primary coating thereon wherein the coating is formulated from an ultra-violet light curable resin composition containing: (A) a polyether polyol compound...
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5635559 |
Water-based physically drying coating agents, manufacture and use thereof
The description relates to physically drying water-based coating agents. They contain water, metallic pigments, optional other pigments, neutralizing agents, conventional additives, small...
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