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8178205 |
Matte topcoat airfoil coatings
A multilayer polyurethane or polyurea erosion resistant coating with a matte topcoat over a primer layer and filled basecoat layer used to protect the leading edge against high speed liquid or...
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8168260 |
Cross-linkable thermoplastic polyurethanes
The invention provides a cross-linkable elestomeric thermoplastic polyurethane that is urea free, isocyanutrate free, oxazolinyl free, functional radically-polymerizable pendant group free and...
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8153750 |
Viscosity reducer for highly viscous polyols
Ring opening products of epoxides with fatty acid methyl esters with alkanols or water are eminently suitable as viscosity adjusters (reducers) for high-viscosity polyols.
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8153751 |
Multifunction urethane monomer, method of manufacturing the monomer and photosensitive resin composition including the monomer
Disclosed is a multifunctional urethane monomer prepared by reacting (a) an epoxy compound having two or more epoxy groups, (b) a diol compound having an acidic group and (c) a compound having an...
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8143364 |
Composition made from a diisocyanate and a monoamine and process for preparing it
Process for preparing a composition by reacting a polyisocyanate, a monoalkoxy polyoxyalkylene monoamine and water. The composition and its use in making cellular products are claimed as well.
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8143321 |
N,N,N,′-trimethyl-bis-(aminoethyl) ether and its derivatives as catalysts for polyurethanes
The present invention provides compounds produced by the reaction of glycidyl ethers and glycidyl esters with ether compounds including N,N,N′-trimethyl-bis-(aminoethyl) ether. N...
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8134014 |
Preparation of uretdione polyisocyanates
The invention relates to the use of specific pyridines as catalysts for the dimerization of isocyanates (uretdione formation) and a process for preparing polyisocyanates having a high content of...
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8128711 |
Fluoropolymer compositions and treated substrates
A polymer having at least one carbamate linkage prepared by: (i) reacting (a) at least one diisocyanate, polyisocyanate, or mixture thereof, and (b) at least one fluorinated compound selected from...
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8124235 |
Method of making matte airfoil coatings
A method of forming a matte topcoat for rotor blades, propellers and other articles used to protect a leading edge substrate against high speed liquid or solid particle erosion including premixing...
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8114520 |
Laser dicing sheet and process for producing chip body
An object of the present invention is to provide a laser dicing sheet which is capable of preventing cutting of dicing sheet by laser beam, damage of the chuck table and fusion of the dicing sheet...
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8106141 |
Cure accelerators for anaerobic curable compositions
Reaction products prepared from reactants including: (a) at least one compound of structural Formula (I): wherein R1 is selected from aryl and heteroaryl; X is selected from a direct bond, —O—, —S—...
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8030430 |
Stain resistant polyurethane coatings
A chemical composition comprises one or more urethane oligomers of at least two polymerized units selected from the group consisting of fluorine-containing urethane oligomers and long-chain...
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7968669 |
Fluoropolymer compositions and treated substrates
A polymer having at least one carbamate linkage prepared by: (i) reacting (a) at least one diisocyanate, polyisocyanate, or mixture thereof, and (b) at least one fluorinated compound selected from...
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7937023 |
Method and a composition for producing an undercoat layer using dialkyl malonate blocked isocyanates (for electrophotographic applications)
A method and a composition for the production of surface smoothing polyurethane layers for application to a substrate prior to subsequent application of a charge generation layer for...
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7935422 |
Urethane polyol precursors for coating compositions
Unsymmetrical polyurethane polyol prepolymers are disclosed for use in the formation of coating compositions. The prepolymers are prepared as a reaction product of a diisocyanate with a short chain...
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7902315 |
Low viscosity allophanates containing actinically curable groups
The present invention relates to a process for preparing radiation-curing binders containing allophanate groups by reacting at temperatures of ≦130° C. A) one or more compounds containing ur...
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7897718 |
Acrylated semi-crystalline hyperbranched polyurethane oligomer and preparation method thereof
The present invention relates to an acrylated semi-crystalline hyperbranched polyurethane oligomer and a preparation method thereof, which is characterized in that on the basis of the synthesis of...
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7893184 |
Method for producing dendritic or hyperbranched polyurethanes
Dendritic or hyperbranched polyurethanes are prepared by 1) reacting diols or polyols having at least one tertiary nitrogen atom and at least two hydroxyl groups of differing reactivity toward...
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7838617 |
Dyeable spandex
Commercial spandex can be prepared with greater efficiency, improved consistency and at lower costs from a high-solids content polyurethaneurea polymer solution. The polyurethaneurea is prepared...
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7786242 |
Ring-containing modified resins and dispersants including it
The ring-containing modified resin is represented by the following chemical formula (1) R1[—(—O—CO—NH—R2—NH—CO—O—R3—)p—O—R4]
q (1) (in the chemical formula (1), R1 is a dehydroxyl residue of a...
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7736745 |
Abrasion resistant coatings
A method of protecting a substrate against damage comprising disposing on a substrate one or more coatings, wherein one coating comprises an isocyanate-terminated polyurethane prepolymer and a...
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7732555 |
Urethane polyol precursors for coating compositions
Unsymmetrical polyurethane polyol prepolymers are disclosed for use in the formation of coating compositions. The prepolymers are prepared as a reaction product of a diisocyanate with a short chain...
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7705110 |
Non-gelled curable compositions containing imide functional compounds
The present invention is directed to a non-gelled, curable composition including at least one compound having a plurality of imide functional groups. The compound in particular contains a reaction...
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7700662 |
Process for preparing allophanate-containing actinically curable polyurethane prepolymers with increased resistance
The present invention relates to a process for preparing low-viscosity, allophanate-containing and NCO-free polyurethane prepolymers curable by actinic radiation, and to the products obtainable by...
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7666970 |
Radiation-curing binders and a process for their preparation
The invention relates to a process for preparing binders which contain 1) allophanate groups, 2) groups that react with ethylenically unsaturated compounds with polymerization on exposure to...
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7592398 |
Flexible polymer coating and coated flexible substrates
A coating composition comprising a first component having a first polyester polyol having a first functionality, and a second polyester polyol having a second functionality, wherein the second...
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7541406 |
Phase change inks containing curable isocyanate-derived compounds
Disclosed is a phase change ink comprising a colorant, an initiator, and a phase change ink carrier, said carrier comprising (A) a urethane which is the reaction product of a mixture comprising (1)...
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7520222 |
Phase change ink formulation containing a combination of a urethane resin, a mixed urethane/urearesin, a mono-amide and a polyethylene wax
Phase change ink carrier compositions comprising an admixture of (1) at least one urethane resin; and/or (2) at least one mixed urethane/urea resin; and/or (3) at least one mono-amide; and/or (4)...
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7507361 |
Pultrusion process
Polyisocyanate-based reaction systems, a pultrusion process of those systems to produce reinforced matrix composites, and to composites produced thereby. The polyisocyanate-based systems are mixing...
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7501472 |
Aqueous fluoromodified polyurethane system for anti-graffiti and anti-soiling coatings
An aqueous fluoromodified polyurethane system for one- or two-component anti-graffiti and anti-soiling coatings is prepared by (a) preparing a binder component based on an aqueous solution or...
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7462679 |
Process for preparing functionalized oils; adhesives and coatings and interpenetrating polymer networks prepared from the functionalized oils
Glycerides of acids having conjugated groups of aliphatic carbon-carbon double bonds, such as tung oil, are functionalized by reaction with certain polyol compounds at mild conditions. The...
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7393465 |
Hydrophobic polyols of low viscosity
A process for preparing hydrophobic polyols that includes reacting A) a mixture having an OH content of from 180 to 300 mg KOH/g, a viscosity at 23° C. of from 5000 to 20 000 mPas and an OH ...
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7371807 |
Blocked biuretized isocyanates
The present invention is directed to blocked biuret group-containing polyisocyanate compositions, wherein the blocking agent is of the formula: wherein R1, R2, R3 and R4 may be the same or...
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7345117 |
Sulphated hyaluronic acid and sulphated derivatives thereof covalently bound to polyurethanes, and the process for their preparation
The present invention relates to the synthesis of a haemocompatible polymer, consisting of a polyurethane bound covalently to sulphated hyaluronic acid. These sulfated derivatives have...
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7288213 |
Method for preparing low viscosity tricondensate polyfunctional isocyanates
A method is described for preparing a tricondensate polyfunctional isocyanate composition, preferably having at least an isocyanurate and/or biuret group, which includes adding to a tricondensate...
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7279505 |
Radiation-curable prepolymers
The present invention provides a radiation-curable prepolymer. The radiation-curable prepolymer of the invention is prepared by reacting an isocyanate-capped polyurethane with an ethylenically...
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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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7202302 |
Polyisocyanurate compositions and composites
Polyisocyanurate systems, pultrusion of those systems to produce reinforced polyisocyanurate matrix composites, and to composites produced thereby. The polyisocyanurate systems include a polyol...
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7160973 |
Urethane polymers that reduce the effect of polylactone linkages
A composition comprising a reaction product of a diisocyanate, a chain extension agent having at least difunctional reactivity with an isocyanate, and a material comprising a blend of i) a primary...
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7157519 |
High molar mass polyurethane dispersions
A water-dispersible polyurethane resin comprising building blocks derived from polyisocyanates A, polyols B having a number-average molar mass Mn of at least 400 g/mol, where appropriate, low molar...
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7141616 |
Radically curable urethane prepolymers and their use in dental materials
The invention relates to urethane prepolymers, obtainable by reaction of: (A) 15 to 85 wt.-% of one or more α,ω-terminated poly(meth)acrylate diols,(B) 0 to 30 wt.-% of one or more radically c...
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7135505 |
Radiation curable coatings based on uretdione polyisocyanates
A radiation curable coating composition that includes from about 5 to about 70% by weight of the reaction product of i) one or more polyisocyanates, where at least 10 equivalent percent of the...
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7112628 |
Aqueous electrodeposition paints and the production and use thereof
Aqueous electrophoretic lacquer capable of being deposited cataphoretically, containing A) an aqueous dispersion of cationically modified polyurethane (meth)acrylates (a1) with terminal,...
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7087676 |
Blocked polyisocyanates
Blocked polyisocyanates and one-component stoving systems containing these blocked polyisocyanates, and the preparation thereof and their use for the preparation of lacquers, paints, adhesives and...
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7071242 |
Process for the production of polyurethane di(meth)acrylates
A process for the production of polyurethane di(meth)acrylates in which a diisocyanate component, a diol component and hydroxy-C2–C4-alkyl (meth)acrylate in the molar ratio x:(x−1):2 are rea...
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7067607 |
Polyurethane resin derived from hydrophilic polyol components
A polyurethane resin which is the reaction product of at least one diisocyanate and a group of components having isocyanate reactive functional groups. The group of components includes a first...
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7056988 |
Polymer compound, process for producing the same, molded article and process for producing the same
A polymer compound contains a cyclic structure represented by the following general formula (1): wherein each of X and Y represent an alkylene group or the like, where X and Y may be the same or...
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7041711 |
Polymerizable composition and compound therefor
To provide a polymerizable composition suitable for a lithographic printing plate precursor which can satisfy the requirements of high sensitivity, excellent storage stability and long press life...
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7041770 |
Golf ball comprising saturated polyurethanes and methods of making the same
A golf ball comprising a layer including a saturated polyurethane composition formed of a saturated prepolymer and a saturated curing agent, wherein the layer may be casted as an outer cover,...
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7030205 |
Polydithiocarbamate resin
The present invention is directed to a solid chelating resin consisting of a reactive hydrophobic backbone having pendent carbodithioic groups. Preferably the resin is a poly(dithiocarbamate)...
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