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| Number | Title | Issue Date |
| 8178614 | Laminate containing solvent resistant polyurethane adhesive compositions A laminate includes a backing material coated with a solvent resistant adhesive composition. The adhesive composition includes a hydroxyl or urea or hydrocarbon terminated unsaturated polyurethane or polyurethane-urea polymer and a peroxide or a silicone hydride. | 05/15/2012 |
| 8148460 | Auxiliary liquid rheological medium, method for the production and use thereof A liquid rheological aid comprising at least one urea derivative preparable which is the reaction product of at least one compound having at least one isocyanate group and at least one co-reactant selected horn primary and secondary monoamines and polyamines and wat... | 04/03/2012 |
| 8097675 | 2,2′-MDI-based isocyanate mixtures, polyisocyanate polyaddition products prepared therefrom, processes for making the same and methods for their use Isocyanate mixtures comprising: (a) NCO prepolymers having an NCO content of 1.5 to 18 wt. %; and (b) 1 to 40 wt. % of monomeric 2,2′-diisocyanatodiphenylmethane, based on the isocyanate mixture; wherein the isocyanate mixture has a total NCO content of from 2 to ... | 01/17/2012 |
| 8063138 | Aqueous PU dispersions with improved adhesion A process for preparing polyester-polyurethane resin dispersions comprising: A) reacting i) one or more polyol components having a number average molecular weight of at least 300 daltons, at least 60% b... | 11/22/2011 |
| 8017685 | Aqueous polyurethane emulsion composition and polyurethane film using the same Provided is an aqueous polyurethane emulsion composition having a urethane-urea bond, which is obtained by reacting a polyisocyanate, a polyester polyol and an ionic compound to prepare a polyurethane prepolymer, neutralizing it with an alkali or trialkylamine, disp... | 09/13/2011 |
| 7956122 | Volatile organic compound (voc) compliant sealing material A polyurethane sealant is provided that includes a fatty acid ester that is used to replace volatile solvent in the sealant formulation and a reaction product of polyoxyalkylene polyol and polyisocyanate. The polyurethane sealant produced has a non-volatile material... | 06/07/2011 |
| 7956123 | Solvent resistant polyurethane adhesive compositions A solvent resistant adhesive obtained by the crosslinking of a hydroxyl or urea or hydrocarbon terminated unsaturated polyurethane or polyurethane-urea polymer with a peroxide or a silicone hydride. The adhesive is useful as a component in pressure sensitive adhesiv... | 06/07/2011 |
| 7956124 | Polyfluoroether based polymers A composition which provides surface effects to substrates comprising a polymer containing at least one urea linkage prepared by (i) reacting (1) at least one organic diioscyanate, polyisocyanate, or mixture thereof, and (2) at lea... | 06/07/2011 |
| 7906579 | Aqueous modified polyisocyanate, non-yellowing coating composition, and adhesive composition A aqueous modified polyisocyanate intended to be dispersed in an aqueous medium for use and obtained by reacting an HDI derivative with (A) a modifying agent composed of a methoxy polyoxyalkylene glycol mainly comprising an ethylene oxide unit, (B) a modifying agent... | 03/15/2011 |
| 7888425 | Low volatile organic compound stable solvent-based polyurethane compositions for coatings Dual-crosslinkable urethanes including urethanes having air curable ethylenic unsaturation and at least one moisture curable functionalized group exhibit good strength, chemical stability, and hardness and can be made by incorporating moisture curable functionalized... | 02/15/2011 |
| 7875675 | Resin for composite structures A resin precursor composition for use in the production of composite components includes an isocyanate component comprising a material selected from the group consisting of diphenylmethane diisocyanate, a polymeric isomer of diphenylmethane diisocyanate, and combina... | 01/25/2011 |
| 7858698 | Compositions containing functionalized oils and polyolefins A composition comprises a polyolefin having electronegative substituents and a material comprising a plurality of hydrocarbyl groups, each hydrocarbyl group having at least seven carbon atoms. ... | 12/28/2010 |
| 7812087 | Polyurethane prepolymers containing alkoxysilane groups and allophanate and/or biuret groups The present invention relates to modified alkoxysilane-functional polyurethanes containing allophanate and/or biuret groups, wherein at least 10 mol % of the allophanate and/or biuret groups are formed from a monoisocyanate of the formula R—NCO, wherein R is an op... | 10/12/2010 |
| 7776955 | Polyurethane-graphite oxide composite material, method for its preparation and its use as a flame retardant and as a fire-proof seal A polyurethane-graphite oxide composite material or nano composite is described, containing graphite oxide in expanded form present optionally, together with a phyllosilicate in expanded form in a polyurethane matrix, a method for the preparation of this composite m... | 08/17/2010 |
| 7741404 | Polyurethane dispersants The present invention provides a non-aqueous composition containing a particulate solid, an organic medium and a polyurethane dispersant having an essentially linear backbone and laterally attached solvent-solubilising side chains of a polyester, a polyether, a poly... | 06/22/2010 |
| 7714062 | Thermal curable powder coating composition A powder coating composition comprising (A) at least one hydroxyl functional polyurethane resin binder, and (B) at least one polyurethane resin as cross-linking agent containing blocked isocyanate groups, ... | 05/11/2010 |
| 7705088 | Resorcinol-blocked isocyanate compositions and their applications Resorcinol-blocked isocyanate compositions are derived from the reaction between a resorcinol compound and at least two different isocyanate compounds. The resorcinol-blocked isocyanate compositions may have two or more unblocking temperatures and/or melting charact... | 04/27/2010 |
| 7700687 | Resorcinol resin-blocked isocyanates and their applications Resorcinol resin-blocked isocyanate compositions are derived from the reaction between a resorcinol resin and at least two different isocyanate compounds. The resorcinol resin-blocked isocyanate compositions may have two or more unblocking temperatures and/or meltin... | 04/20/2010 |
| 7691940 | Aqueous polyurethane resin and method for producing aqueous polyurethane resin and film An object of the present invention is to provide an aqueous polyurethane resin in which stable emulsion is formed, the balance between hydrophilicity and hydrophobicity is controlled and an obtained film has desired permeability and good stability, a method for prod... | 04/06/2010 |
| 7638577 | Dispersing Polymers A pigment dispersing polymer comprising a backbone having one or more urea groups and having polymeric side chains extending therefrom. The dispersing polymer may be formed from the reaction of a compound having one or more carbodiimide groups with acid functional r... | 12/29/2009 |
| 7622526 | Thermoset material based on antiplasticizing polythiourethane and ophthalmic lens comprising an antiplasticized thermoset material The invention relates to a thermoset plastic material, comprising a three-dimensional matrix containing sulphur atoms and at least one anti-plasticizing additive which is unreactive toward said matrix. ... | 11/24/2009 |
| 7598315 | Aqueous dispersions of nanoparticle/polyurethane composites An aqueous dispersion of nanoparticle/polyurethane composites is made by forming a mixture of nanoparticles and a continuous mass of a polyurethane prepolymer in the substantial absence of water and dispersing the mixture so made in aqueous medium. Alternatively, a ... | 10/06/2009 |
| 7589148 | Preparation of a polyurethane dispersion with blocked isocyanate groups The present invention relates to the preparation of aqueous, cosolvent-free polyurethane dispersions with blocked isocyanate groups, to baking varnishes prepared from them, and to their use in coatings. ... | 09/15/2009 |
| 7582698 | Water dispersions of non-uniform polyurethane particles A novel method of preparing an aqueous dispersion of non-uniform polyurethane particles which comprises (a) preparing at least two isocyanate-terminated polyurethane prepolymers having different hydrophilicities; (b) preparing a uniform mixture of said prepolymers; ... | 09/01/2009 |
| 7576157 | Aqueous dispersions of polyurethane compositions with ketone-hydrazide An aqueous dispersion of polyurethane composites is made by forming a dispersion of urethane prepolymer or polymer and ketone functional molecule by dispersing them in an aqueous media and adding a hydrazine functional molecule. When the ketone functional molecule i... | 08/18/2009 |
| 7557156 | Aqueous hydroxy-functional polyester dispersions containing urethane groups The invention relates to new, aqueous, hydroxy-functional polyester dispersions containing urethane groups, to a process for preparing them, and to their use in combination with crosslinker resins for preparing paints, coatings and adhesives. ... | 07/07/2009 |
| 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) an isocyanate; and (2) an alcohol selected from the group consisting... | 06/02/2009 |
| 7531599 | Dispersions with nanoureas The invention relates to aqueous dispersions of nanoureas which have a defined charge density on the particle surface, to a process for preparing them and to their use in binder. ... | 05/12/2009 |
| 7521504 | Irreversible immobilization of enzymes into polyurethane coatings A method of irreversibly immobilizing an enzyme in a polyurethane and an enzyme-containing polyurethane having a degree of immobilization of the enzyme of approximately 100%. The synthesis of waterborne polyurethanes in the presence of enzyme has enabled the irrever... | 04/21/2009 |
| 7498380 | Adhesives Preparations of surface-deactivated solid isocyanates which are dispersed in finely particulate manner, with aqueous isocyanate-reactive polymer dispersions that include a) dispersed polymers having isocyanate-reactive groups,... | 03/03/2009 |
| 7470745 | Perfluoroether based polymers A composition which provides surface effects to substrates comprising a polymer containing at least one urea linkage prepared by (i) reacting (1) at least one organic diioscyanate, polyisocyanate, or mixture thereof, and (2) at lea... | 12/30/2008 |
| 7449515 | Phase change inks containing compounds derived from isocyanate, unsaturated alcohol, and polyol Disclosed is a phase change ink comprising a colorant, an initiator, and a phase change ink carrier, said carrier comprising (A) a first isocyanate-derived compound which is the reaction product of a mixture comprising (1) an isocyanate; and (2) a component comprisi... | 11/11/2008 |
| 7439316 | Process for preparation of stable polycarbodiimide dispersions in water, which are free of organic solvents and may be used as crosslinking agent A process for the preparation of stable aqueous polycarbodiimide dispersions, to be used as crosslinking agent, which are free of organic solvents is described. Sid process is characterized in: reacting a polyisocyanate in the presence of a carbodiimide catalyst to ... | 10/21/2008 |
| 7432325 | Nonionic associative thickener containing condensation polymer backbone Nonionic associative thickeners are provided having a nonionic water soluble polymer backbone with at least two pendant polymeric chains attached to the nonionic water soluble polymer backbone. The pendant polymeric chains have terminal chain segments containing pol... | 10/07/2008 |
| 7427647 | Durable coating compositions containing aspartic amine compounds with improved potlife A coating composition useful for coating automobile and truck bodies comprising a binder of a. polyisocyanate crosslinking agent; b. an isocyanate-reactive component having at least one compound having the followin... | 09/23/2008 |
| 7419723 | Base coating composition for decorated moldings, top clear coating composition for decorated moldings, and decorated moldings It is an object of the present invention to provide a base coating composition for decorated moldings containing silver plating layer and a top clear coating composition for decorated moldings containing silver plating layer, and decorated moldings obtainable by usi... | 09/02/2008 |
| 7419724 | Two-part polyurethane adhesives for structural finger joints and method therefor One aspect of the present invention is an adhesive composition formed from two packs. One pack includes an isocyanate-functional prepolymer formed by reacting a polyisocyanate with an alcohol (e.g., polyol). The isocyanate equivalents from the polyisocyanate exceed ... | 09/02/2008 |
| 7417094 | Cross-linked thermoplastic polyurethane/polyurea and method of making same A cross-linked thermoplastic polyurea is formed by heating a mixture containing a thermoplastic urethane base material, a monomeric and/or polymeric di-isocyanate comprising between 1 to 10% of the total weight of the mixture, and a diamine comprising between 1 to 1... | 08/26/2008 |
| 7414092 | Electrosterically stabilized aqueous polyurethane resins, method for the production thereof, and use thereof Stabilized polyurethane resins and methods for their preparation are disclosed. ... | 08/19/2008 |
| 7414091 | Two-part acrylic-urethane adhesive A two-component bonding agent composition of an aqueous component having a polyol and an acrylic-styrene polymer, and an isocyanate component having a water dispersible polyisocyanate. ... | 08/19/2008 |
