| Entries |
| Document | Title | Date |
|---|
| 20080214729 | Polyurethane Dispersant Resin - The invention relates to a polyurethane dispersant resin having a polyurethane backbone having pendant hydrophilic polyalkylene oxide based side groups, the pendant side groups being linked to the polyurethane backbone via covalent bonds, and wherein the content of polyalkylene oxide in the polyurethane dispersant resin is at least 45% by weight, characterized in that the polyurethane additionally has pendant hydrophobic side groups which are linked to the polyurethane backbone via covalent bonds. | 09-04-2008 |
| 20090018262 | AQUEOUS POLYURETHANE DISPERSION - The invention relates to aqueous primary dispersions which contain a hydrophobic polyurethane which is produced in a mini-emulsion by reacting with (a) polyisocyanate and (b) compounds containing isocyanate reactive groups. The invention also relates to a method for producing said dispersion and the use thereof for producing coatings and adhesives. | 01-15-2009 |
| 20090030146 | Polyurethane dispersions for sealants - An isocyanate-terminated prepolymer having an isocyanate group content of about 2 to 7% by weight is provided. The prepolymer comprises the reaction product of a) at least one polyether diol having a number average molecular weight of 3000 to 5000; b) at least one active-hydrogen containing material having a number average molecular weight of 200 to 700 and containing two or three hydroxyl groups and optionally one carboxy group; c) at least one hydroxyalkane carboxylic acid having a number average molecular weight of less than about 200; d) optionally, a polyether monol having a number average molecular weight between 400-3,000; e) optionally, a polyether triol having a number average molecular weight of 3,000 to 9,000; and f) an aliphatic and/or cycloaliphatic diisocyanate. | 01-29-2009 |
| 20090105411 | AQUEOUS NON-IONIC HYDROPHILIC POLYURETHANE DISPERSIONS, AND A CONTINUOUS PROCESS OF MAKING THE SAME - The instant invention is an aqueous non-ionic hydrophilic polyurethane dispersion, and a continuous process for making the same. The aqueous non-ionic hydrophilic polyurethane dispersion according to instant invention includes the reaction product of a non-ionic hydrophilic prepolymer, water, optionally an external surfactant, and optionally a chain-extending reagent. The non-ionic hydrophilic prepolymer includes the reaction product of a first component and a second component. The first component is selected from the group consisting of an aromatic polyisocyanate, an aliphatic polyisocyanate, and combinations thereof. The second component is a hydrophilic alkylene oxide polyol, a non-ionic hydrophilic alkylene oxide monol, or combinations thereof. The continuous process for producing the non-ionic hydrophilic aqueous polyurethane dispersion includes the following steps: (1) providing a disperse phase liquid stream having a flow rate R | 04-23-2009 |
| 20090131581 | Aqueous, stain-resistant coating compositions - The present invention is directed to an aqueous coating composition comprising the reaction product of a hydrophobic, fluorine-functional polyisocyanate and an aqueous hydroxy-functional polyisocyanate. | 05-21-2009 |
| 20090137734 | Aqueous Dispersions Of Polyurethane/Acrylic Hybrid Compositions - An aqueous dispersion of polyurethane/acrylic polymer hybrid composites is made by forming a mixture of urethane prepolymer or polymer, acrylic monomer or polymer, ketone functional molecule/oligomers, and hydrazine functional molecule/oligomers; and dispersing the mixture so made in aqueous medium. | 05-28-2009 |
| 20090149596 | WATER DISPERSIBLE, HYDROXYL-TERMINATED, FLUORINATED POLYURETHANES AND METHOD OF PREPARING THE SAME - Fluorinated polyurethanes and methods of making the same are provided. The fluorinated polyurethanes are useful for making polyurethane coating compositions for use in aerospace and other applications. The method includes a “split process” by which a hydroxypolyalkylenoxy derivative of a perfluoropolyoxyalkane is separately reacted with isocyanate to produce an isocyanate-terminated compound. The isocyanate-terminated compound is then reacted with an emulsifier to produce an acid- and hydroxyl-functional compound. The acid- and hydroxyl-functional compound is then reacted with isocyanate to form an acid-functional, isocyanate-terminated compound. The acid-functional, isocyanate-terminated compound is then reacted with at least one polyol to produce a higher molecular weight, acid- and hydroxyl-functional compound. Finally, the acid functional groups of the high molecular weight, acid- and hydroxyl-functional compound are neutralized to form a fluoro-urethane salt which is dispersed in water. The resulting fluorinated polyurethane can be used to prepare a polyurethane coating composition. | 06-11-2009 |
| 20090163651 | WATER-DISPERSIBLE POLYURETHANE-VINYL POLYMER COMPOSITIONS - A polyurethane dispersion is prepared by reacting a hydroxy-functional sulfonated unsaturated alkyd with an isocyanate in the presence of one or more vinyl monomers to form a blend containing the vinyl monomers and a sulfonated polyurethane polymer containing ethylenic groups. The blend is dispersed in water and the vinyl monomers are reacted by free radical polymerization. | 06-25-2009 |
| 20090186981 | Compositions - The present invention provides a composition containing a particulate solid, an organic medium and/or water and a compound of Formula (1) and salts thereof. Formula 1 wherein R is H or C | 07-23-2009 |
| 20090253858 | POLYURETHANE-UREA POLYMERS DERIVED FROM CYCLOHEXANE DIMETHANOL - Aqueous polyurethane dispersion are disclosed where the dispersions contain from 5 to 70 weight percent polyurethane solids wherein the solids are obtained from at least one isocyanate terminated prepolymer prepared by reacting (a) a polyol or polyol blend having a mean average equivalent weight of 200 to 2,000; and (b) at least one polyisocyanate where the prepolymer is dispersed in water; optionally in the presence of (c) one or more stabilizers; or (d) one or more amine chain extenders or both; wherein the prepolymers have an isocyanate (NCO) content of from 2 to 40 weight percent and the polyol or polyol blend (a) contains at least 15 weight percent of a polyester based on a polycarboxylic acid or lactone component and a glycol component, wherein the glycol component contains isomers of 1,3- and 1,4-cyclohexanedimethanol (1,3-/1,4-CHDM) where the ratio of the 1,3-/1,4-isomers is from 35:65 to 65:35. | 10-08-2009 |
| 20090264586 | AQUEOUS DISPERSION OF AN AUTO-OXIDATIVELY DRYING POLYURETHANE - A process for the preparation of an aqueous dispersion of an auto-oxidatively drying polyurethane, comprising the steps of: a) forming the auto-oxidatively drying polyurethane by reacting an unsaturated fatty acid esterified polyol, a hydroxyl functional polyalkene having one or more unsaturated bonds in the backbone chain between 2 hydroxyl groups, a polyhydroxy carboxylic acid, a polyisocyanate, and optionally a diol having no polyunsaturation; b)optionally adding a neutralizing agent; and c) dispersing the product of step (a) or (b) in water to form an aqueous dispersion. The invention further relates to aqueous dispersions and coating compositions of an auto-oxidatively drying polyurethane, to hybrid dispersions further comprising a co-binder, preferably an acrylic binder as a co-dispersion, as a molecular hybrid or as a blend and to the use thereof for coating fabrics, plastics, wood, or metal. | 10-22-2009 |
| 20090264587 | AQUEOUS POLYURETHANE SOLUTIONS FOR POLYURETHANE SYSTEMS - The present invention relates to innovative aqueous polyurethane solutions, to the soluble polyurethanes present therein, to a process for preparing them, and to the use in polyurethane systems. | 10-22-2009 |
| 20090286925 | URETHANE EMULSION - Disclosed is a urethane emulsion exhibiting excellent stability, whose cured product is excellent in water resistance. Specifically disclosed is a urethane emulsion obtained by stirring a urethane prepolymer composition containing a carboxylated urethane prepolymer, water and a neutralizing agent at a shear rate of 5,000-19,000 s | 11-19-2009 |
| 20090312488 | AQUEOUS POLYURETHANE FLUID DISPERSION AND METHOD FOR PRODUCING THE SAME - Disclosed is an aqueous polyurethane obtained by reacting a sulfonate containing a hydrophilic group represented by the following general formula (1): | 12-17-2009 |
| 20090312489 | DEVICE FOR PRODUCING DISPERSIONS AND METHOD OF PRODUCING DISPERSIONS - The instant invention is a device for producing dispersions and method of producing dispersions. The device for producing dispersions includes a first stator, a second stator, a shell encasing the first stator and the second stator, a rotor being disposed therebetween the first stator and the second stator thereby forming a first chamber and a second chamber, at least one first inlet port into the first chamber, and at least one outlet port out of the second chamber. The device may optionally include at least one additional second inlet port into the second chamber. The method of producing a polyurethane dispersion includes the following steps: (1) providing a device for producing a dispersion including a first stator, a second stator, a shell encasing the first stator and the second stator, a rotor being disposed therebetween the first stator and the second stator thereby forming a first chamber and a second chamber, at least one first inlet port into the first chamber, at least one outlet port out of the second chamber; and optionally one or more additional second inlet ports into the second chamber; (2) introducing a prepolymer phase and an aqueous phase into the first chamber via the first inlet ports; (3) emulsifying the prepolymer phase in the aqueous phase; (4) thereby producing a prepolymer emulsion; (5) introducing a chain extender agent into the emulsion in the second chamber via the second inlet port; (6) chain extending the prepolymer; and (7) thereby producing a polyurethane dispersion. | 12-17-2009 |
| 20090318615 | OIL BASED AQUEOUS POLYURETHANE DISPERSIONS - A two-pack coating composition comprising curing agents selected from the group consisting of non-blocked poly-functional isocyanates I, polyaziridines Z, and carbodiimides Y, and an aqueously dispersed polyurethane U wherein the polyurethane U comprises building blocks derived from hydroxyl group containing unsaturated fatty acids B21, a process for the production of the polyurethane U, and a method of use thereof in combination with the said curing agents in preparing coating compositions which are particularly useful for wood. | 12-24-2009 |
| 20090326147 | Aqueous polyurethane resin - An aqueous polyurethane resin having a Si atom content of 0.05 to 1.5% by weight in a polyurethane resin is produced by at least reacting an isocyanate group-terminated prepolymer which contains 1 to 15% by weight of a polyoxyethylene group in a side chain branched from the main chain and has two or more isocyanate groups at an end of the main chain, with a chain extender which contains at least a compound having two or more active hydrogen groups reactive with the isocyanate group and an alkoxysilyl group. | 12-31-2009 |
| 20100004386 | AQUEOUS POLYURETHANE RESIN COMPOSITION AND ONE-COMPONENT ADHESIVE AGENT AND LAMINATED BODY THAT USE THE DAME, AND METHOD FOR MANUFACTURING AQUEOUS POLYURETHANE RESIN COMPOSITION - An aqueous polyurethane resin composition obtained by:
| 01-07-2010 |
| 20100048811 | PROCESS FOR THE PRODUCTION OF POLYURETHANE UREA RESIN DISPERSIONS - A process for the production of an aqueous polyurethane urea resin dispersion with a carboxyl number of 10 to 50 mg KOH/g resin solids and a ketone content of 5 to 10 wt. % relative to resin solids, comprising the steps:
| 02-25-2010 |
| 20100048812 | WATER-DISPERSIBLE, AIR-DRYING URALKYD RESINS - A water-dispersible, air-drying uralkyd resin comprising the reaction product of a) of at least one fatty acid modified polyester polyol comprising components i) at least one unsaturated C | 02-25-2010 |
| 20100076153 | PROCESS FOR THE PREPARATION OF DISPERSIONS OF CROSS-LINKING AGENTS IN WATER - A process for the preparation of stable aqueous polycarbodiimide dispersions to be used as cross-linking agents, in which initially an isocyanate functional polycarbodiimide is prepared from a polyisocyanate and a mono- or polyisocyanate which contains a hydrophobic group. Thereafter the polycarbodiimide chain is capped and/or extended by reaction of the isocyanate functions or a part thereof with a hydrophilic amine- or hydroxy functional compound and of the remaining isocyanate functions with an amine- or hydroxy functional compound which contains hydrophobic groups, after which the obtained product is dispersed in water and the pH is adjusted to 9-14. The hydrophobic groups are hydrocarbons with 4-25 carbon atoms, fluorinated hydrocarbons, silicone functional hydrocarbons or polysilicones. Further, the invention relates to a coating mixture in which the polycarbodiimide dispersion is used as cross-linking agent and to the cured material obtained with the coating mixture. | 03-25-2010 |
| 20100093927 | Polyurethanes with Nonionic Hydrophilic Terminating Groups and Aqueous Dispersions Thereof - The present invention relates to polyurethanes with nonionic hydrophilic terminating groups and aqueous dispersions thereof. The polyurethanes may be used as freely added materials or as dispersants for particles such as pigments, disperse dyes, pharmaceuticals and other similar particles, the urea termination has nonionic hydrophilic substituents, such as methoxyethyl groups. | 04-15-2010 |
| 20100152375 | Thickening and Clear Aqueous Compounds, Their Use in Acid Aqueous Formulations, The Formulations Obtained - The invention lies in thickening and clear aqueous compounds containing at least 2 non-ionic surfactants, and at least 1 polyurethane compound consisting of at least one grouping of the alkyl or aryl or aryalkyl type, or a blend of these groupings, of at least one grouping of the polyalkylene glycol type, and of at least one isocyanate grouping chosen from among 1-decyl isocyanate, 1-dodecyl isocyanate, mirystyl isocyanate, palmityl isocyanate, stearyl isocyanate, 1,4-butane di-isocyanate, 1,6-hexane diisocyanate, the cycloaliphatic diisocyanates, isophorone diisocyanate, 1,3- and 1,4-cyclohexane diisocyanate, 4,4′ diisocyanatodicyclohexylmethane, 1-methyl-2,4-diisocyanatocyclohexane and its blend with 1-methyl-2,6-diisocyanatocyclohexane, hexamethylene diisocyanate biuret, hexamethylene diisocyanate trimer, isophorone diisocyanate trimer, and their blends. | 06-17-2010 |
| 20100174032 | Barrier Coating Comprising a Polyurethane Dispersion and Elastomeric Material - A barrier coating comprising a polyurethane dispersion and an elastomeric material is disclosed. The polyurethane comprises at least 30 weight percent of meta-substituted aromatic material. Methods for improving barrier using the coatings are also disclosed. | 07-08-2010 |
| 20100184914 | BLOCKED ISOCYANATE CONTAINING EMULSION COMPOSITION, PRODUCTION METHOD THEREOF, BAKING PAINT OR ADHESIVE COMPOSITION - [Problem] To improve the previous aqueous one-component coating polyurethane emulsion among the aqueous one-component type polyurethane resin coating agents utilizing the blocked isocyanate compounds, in order to improve aqueous dispersibility and the storage stability of the emulsion as well as various coating performances of the coating appearing around the dissociation temperature of the blocking groups. | 07-22-2010 |
| 20100190922 | White ink for inkjet - A white ink for an inkjet, comprising a silica, a resin emulsion, and water, wherein an amount of the resin emulsion, reported as a mass ratio relative to a value of 1 for the silica, is within a range from 0.10 to 0.45. | 07-29-2010 |
| 20110009561 | Aqueous Polyurethane Hybrid Compositions - Waterborne aromatic urethane-acrylic hybrid or composite compositions are disclosed that are low or free from N-methyl pyrrolidone and generally free of volatile organic solvents in their preparation are disclosed. The use of ethylene glycol monoalkyl ether or propylene glycol monoalkyl ethers in preparing the dispersion is taught. The use of ketone functional oligomers to improve the final dispersion quality is taught. The use of acrylate monomer(s) to reduce the viscosity of the prepolymer is taught. | 01-13-2011 |
| 20110021696 | HYDROPHILIC POLYURETHANE DISPERSIONS - The present invention relates to a polyurethane urea dispersion, wherein the polyurethane urea (1) is terminated with a copolymer unit of polyethylene oxide and polypropylene oxide, and (2) at least one polycarbonate polyol comprising at least one hydroxyl group. | 01-27-2011 |
| 20110046302 | Polymer Compositions - Disclosed are polymer compositions, comprising (a) at least one polymer, and (b) at least one dialkylamide, with the exception of dialkylformamides and dialkylacetamides. | 02-24-2011 |
| 20110060102 | UREA-TERMINATED POLYURETHANE DISPERSANTS - The present invention relates to urea terminated polyurethane dispersants based on selected diols, aqueous dispersions of such polyurethanes, the manufacture of the urea terminated polyurethane dispersions, and inks containing pigments and/or disperse dyes dispersed with these urea terminated polyurethane dispersants. The urea termination can have nonionic hydrophilic substituents. | 03-10-2011 |
| 20110065861 | UREA-TERMINATED POLYURETHANE DISPERSANTS - The present invention relates to urea terminated polyurethane dispersants based on certain diols which have grafted alkyl, aryl or fluoroalkyl substituents, aqueous dispersions of such polyurethanes, the manufacture of the urea terminated polyurethane dispersions and inks containing pigments and/or disperse dyes dispersed with these urea terminated polyurethane dispersants. | 03-17-2011 |
| 20110112244 | AQUEOUS RADIATION CURABLE POLYURETHANE COMPOSITIONS - The present invention relates to an aqueous composition comprising from 5 to 90% by weight of a polymerizable ethylenically unsaturated water dispersible polyurethane (A) and from 1 to 60% by weight relative to the weight of polyurethane (A) of a least one polymerizable ethylenically unsaturated compound (B) having a water solubility at 25° C. of less than 50 g/l, and it use for making high gloss coatings as well as wood stains. | 05-12-2011 |
| 20110112245 | AQUEOUS POLYURETHANE RESIN DISPERSION, PROCESS FOR PREPARING THE SAME AND COATING COMPOSITION CONTAINING THE SAME - It is to provide an aqueous polyurethane dispersion which gives a coating film excellent in abrasion resistance. | 05-12-2011 |
| 20110166291 | POLYURETHANE THICKENER - The present invention relates to novel polyurethanes and to mixtures of such polyurethanes, to processes for their preparation, to their use for producing preparations comprising water and to preparations which comprise the polyurethanes. | 07-07-2011 |
| 20110184123 | PIGMENT DISPERSION AND AQUEOUS INK FOR INKJET RECORDING - There is provided a pigment dispersion including water, an aqueous polymer and a pigment as essential components,
| 07-28-2011 |
| 20110306724 | Solvent Free Aqueous Polyurethane Dispersions and Methods of Making and Using the Same - Substantially solvent-free aqueous polyurethane dispersions and methods of making and using the same are provided. The substantially solvent-free aqueous polyurethane dispersions are provided in a substantially solvent-free system of a prepolymer made by reacting at least one polyol, at least one polyisocyanate, at least one isocyanate-reactive compound comprising one or more ionic or potential ionic groups, and at least one isocyanate chain terminating agent. | 12-15-2011 |
| 20110313099 | AQUEOUS POLYURETHANE RESIN DISPERSION AND PROCESS FOR PREPARING THE SAME - An aqueous polyurethane resin dispersion which can easily carry out repaint or removal of an extra coating film after coating on a substrate material, and has high coating film hardness is to be provided. | 12-22-2011 |
| 20110313100 | AQUEOUS POLYURETHANE RESIN DISPERSION AND PROCESS FOR PREPARING THE SAME - An aqueous polyurethane resin dispersion which can provide a coating film having high impact resistance and hardness and excellent in adhesiveness to an electrodeposited coating surface is to be provided. | 12-22-2011 |
| 20110313101 | AQUEOUS POLYURETHANE RESIN DISPERSION AND PROCESS FOR PREPARING THE SAME - An aqueous polyurethane resin dispersion which can easily carry out repaint or removal of an extra coating film after coating on a substrate material is to be provided. | 12-22-2011 |
| 20120004361 | POLYURETHANE RESIN AQUEOUS DISPERSION AND MANUFACTURING METHOD THEREOF - Disclosed are a polyurethane resin aqueous dispersion of, as dispersed in an aqueous medium, a polyurethane resin obtained through reaction of a polycarbonate polyol (a) at least having a recurring unit represented by the following formula (1) and a polyisocyanate compound (d), and a method for producing the polyurethane resin aqueous dispersion. | 01-05-2012 |
| 20120016075 | POLYURETHANE DISPERSION AND METHOD FOR PRODUCING THE SAME - A polyurethane dispersion is obtained by aqueously dispersing an aqueous polyurethane resin obtained by reaction of an isocyanate group-terminated urethane prepolymer with a chain extender. The isocyanate group-terminated urethane prepolymer contains an adhesive urethane prepolymer for imparting adhesion and a gas-barrier urethane prepolymer for imparting gas barrier properties. | 01-19-2012 |
| 20120029146 | AQUEOUS POLYURETHANE RESIN DISPERSION - Provided is an aqueous polyurethane resin dispersion having a good film-forming property, and excellent mechanical properties and water resistance. The present invention is an aqueous polyurethane resin dispersion comprising water and a polyurethane resin (U) and satisfying all of the following conditions (1) to (6): (1) a urethane group content in the polyurethane resin (U) is 0.5 to 5.0 mmol/g, based on weight of the polyurethane resin (U); (2) a terminal amino group content in the polyurethane resin (U) is not more than 0.35 mmol/g, based on the weight of the polyurethane resin (U); (3) a number average molecular weight (Mn) of the polyurethane resin (U) is 10,000 to 1,000,000; (4) a ratio (Mw/Mn) of a weight average molecular weight (Mw) to the number average molecular weight (Mn) of the polyurethane resin (U) is 1.5 to 3.5; (5) a melting temperature of the polyurethane resin (U) is 70 to 280° C.; and (6) a volume average particle diameter (Dv) of the polyurethane resin (U) is 0.01 to 1 μm. | 02-02-2012 |
| 20120035317 | Urea-Terminated Polyurethane Dispersants - The present invention relates to urea-terminated polyurethanes dispersants based on diols and polyether diols, aqueous dispersions of such polyurethanes, the manufacture of the urea terminated polyurethane dispersions and inks containing pigments and/or disperse dyes dispersed with these urea terminated polyurethane dispersants. The urea termination can have nonionic hydrophilic substituents. | 02-09-2012 |
| 20120035318 | POLYURETHANE DISPERSION, METHOD OF PRODUCING THE SAME, COATED ARTICLES, AND METHOD FOR COATING ARTICLES - The instant invention is a polyurethane dispersion, method of producing the same, coated articles, and method for coating articles. The polyurethane dispersion according to the present inventions includes (a) one or more polyurethane units derived from one or more prepolymers wherein the one or more prepolymers comprise the reaction product of a mixture dissolved in dipropylene glycol dimethyl ether in the presence of one or more first surfactants with one or more isocyanates, wherein the mixture comprises one or more natural oil based polyols, and one or more adipate polyols, and optionally one or more short diols; and (b) water. | 02-09-2012 |
| 20120059118 | TWO-PACK POLYURETHANE PAINT FOR BACKING FILMS - The invention relates to a two-pack polyurethane paint for a backing film, a method for the production thereof and use thereof for application to moulded plastic parts. | 03-08-2012 |
| 20120065326 | RADIATION CURABLE COMPOSITION - A radiation curable composition comprising 15 to 85 wt % of at least one solvent comprising ≦20 wt % of water; 5 to 50 wt % of at least one radiation curable material having a Mn in the range of from 50 to 10,000 g/mol; and 10 to 70 wt % of at least one polyurethane having a Mw in the range of from 4,000 to 70,000 g/mol, the polyurethane having 0 to 5 wt % of isocyanate-reactive component(s) bearing ionic or potentially ionic water-dispersing groups and a free isocyanate group content≦0.5 wt %. | 03-15-2012 |
| 20120077929 | POLYTRIMETHYLENE ETHER-BASED POLYURETHANE IONOMERS - Disclosed is aqueous polyurethane dispersion with a polyurethane having a polymeric backbone with ionic and/or ionizable functionality incorporated into the polymeric backbone. The polymeric backbone consists essentially of one or more non-ionic segments derived from a reaction product of polytrimethylene ether glycol and a diisocyanate. The manufacture of such polyurethanes is also disclosed. | 03-29-2012 |
| 20120108741 | AMBIENT-TEMPERATURE SELF-CURABLE AND FLUORINE CONTAINING AQUEOUS-BASED POLYURETHANE (PU) DISPERSION AND METHOD OF MANUFACTURING THE SAME AND ITS MODIFIED COATED FILM APPLICATIONS - An ambient-temperature self-curable fluorine containing aqueous-based polyurethane dispersion, a method of manufacturing the same and its modified coated film applications are provided. The ambient-temperature self-curable fluorine containing aqueous-based PU dispersion includes water, an ambient temperature cross-linking agent and a fluorine containing PU resin dispersed in water phase. The fluorine containing PU resin includes | 05-03-2012 |
| 20120108742 | Biodegradable and biocompatible waterborne polyurethane - The present invention relates to a waterborne polyurethane containing biodegradable segments and the process for synthesizing the same. The waterborne polyurethane according to the present invention has excellent biodegradable, biocompatible and mechanical characteristics and thus is a useful biomedical material, in particular for making films for medical applications. | 05-03-2012 |
| 20120149836 | METHOD FOR THE PREPARATION OF HIGH MOLECULAR WEIGHT OLIGO(ALKYLENE GLYCOL) FUNCTIONALIZED POLYISOCYANOPEPTIDES - The present invention relates to a process for the preparation of oligo(alkylene glycol) functionalized polyisocyanopeptides comprising the steps of functionalizing an isocyanopeptide with oligo-(alkylene glycol) side chains and subsequently polymerizing the oligo-alkylene glycol functionalized isocyanopeptides. Several isocyanopeptide may be functionalized with various linear or non-linear oligo-(alkylene glycol) side chains having variable chain length. The alkylene glycol may be selected from the group consisting of ethylene-, propylene-, butylene- or pentylene glycol. Preferably the isocyanopeptides are functionalized with at least 3 ethylene glycol side chains. The peptides may comprise L aminoacids, D-aminoacids or D, L-aminoacids. The obtained oligoalkylene functionalized polyisocyanopeptides are a new class of materials with unique thermo-responsive properties. | 06-14-2012 |
| 20120190789 | PREPARATION METHOD FOR AQUEOUS POLYURETHANE RESIN-PIGMENT DISPERSION, AQUEOUS POLYURETHANE RESIN-PIGMENT DISPERSION, AND INK COMPOSITION - A method of producing a polyurethane resin-bonded pigment aqueous dispersion includes causing (I) a pigment having a surface acidic group to come in contact with (II) a basic compound having two or more amino groups selected from a primary amino group and a secondary amino group in its molecule in an aqueous medium so that the pigment has an unreacted surface amino group, and causing the pigment to come in contact and react with (III) a polyurethane resin having an isocyanate end group. A polyurethane resin-bonded pigment aqueous dispersion produced by the method exhibits excellent image density, dispersibility, and storage stability. | 07-26-2012 |
| 20120190790 | COMPOSITION FOR ADHESION LAYER USED FOR MULTI-LAYERED SURFACE-TREATMENT STEEL SHEET - A composition for adhesion layer that is used for obtaining a multi-layered surface treatment steel sheet in which an adhesion layer is formed onto at least one surface of the steel sheet, and an upper layer and/or an intermediate layer which has a design and which contains a rust preventive pigment and/or a colored pigment is formed onto the adhesion layer; the composition including a cationic urethane resin and a silicon compound in an aqueous medium, and the ratio between the temperature at which the logarithmic decrement for the mixture of the cationic urethane resin and the silicon compound in the rigid-body pendulum type free damped vibration method shows the maximum value and the temperature at which the logarithmic decrement for the cationic urethane resin alone in the rigid-body pendulum type free damped vibration method shows the maximum value is in the range of 1.2 to 3.0. | 07-26-2012 |
| 20120214938 | BIO-BASED POLYURETHANE DISPERSION COMPOSITIONS AND METHODS - The disclosure relates to water-dispersible polyurethane polymers as well as related polyurethane dispersion (PUD) compositions including the same, methods of making the same, methods of using the same, and articles coated with the same. The water-dispersible polyurethane polymer includes hydrophobic oligomeric polyether soft segments that include 1,2-di-substituted oxyethylene repeating units. The 1,2-di-substituted oxyethylene repeating units are derived from unsaturated fatty acid esters, such as from a distribution of epoxidized vegetable oil fatty acid esters subjected to a ring-opening polymerization process for oligomeric polyether polyol formation. The water-dispersible polyurethane polymer further includes hard segments common to other PUD compositions. | 08-23-2012 |
| 20120214939 | CROSS-LINKED PIGMENT DISPERSION BASED ON POLYURETHANE DISPERSANTS - The present disclosure provides an aqueous dispersion comprising a colorant and a polyurethane dispersant, wherein said polyurethane dispersant is comprised of a polymer having a cross-linkable moiety, wherein the cross-linkable moiety is cross-linked with a cross-linking agent. | 08-23-2012 |
| 20120220718 | INK-JET INK COMPRISING CROSS-LINKED PIGMENT DISPERSION BASED ON POLYURETHANE DISPERSANTS - The present disclosure provides an ink-jet ink comprising an aqueous ink vehicle and an aqueous dispersion, the aqueous dispersion comprises a colorant and a polyurethane dispersant, wherein said polyurethane dispersant is comprised of a polymer having a cross-linkable moiety, wherein the cross-linkable moiety is cross-linked with a cross-linking agent. | 08-30-2012 |
| 20120238697 | CATIONIC BLOCKED POLYISOCYANATE AND AQUEOUS COMPOSITION COMPRISING THE SAME | 09-20-2012 |
| 20120259061 | Polyurethane Dispersions and Methods of Making and Using Same - The presently disclosed and claimed inventive concept(s) relates generally to polyethylene terephthalate (“PET”) polymers, digested oligomeric derivatives of PET (“dPET”), functionalized oligomeric derivatives of dPET (“dfPET”), and polyurethane dispersions (“PUD”) made from or incorporating dfPET therein. | 10-11-2012 |
| 20120259062 | NOVEL 2C PUR SYSTEMS - The present invention relates to alkali metal salts of phosphomolybdic acid, especially sodium phosphomolybdate, for the accelerated curing of polyisocyanates with polyols, and to polyurethane Systems in which they are present. | 10-11-2012 |
| 20120259063 | USE OF NMP-FREE COATINGS FOR AUTOMOTIVE INTERIORS - The present invention relates to the use of polymer mixtures in the coating of decorative films and decorative surfaces. | 10-11-2012 |
| 20120259064 | Polymeric or Oligomeric Active Ingredients Having a Biocidal Effect, Method for the Production Thereof, and Composition Comprising a Polymeric or Oligomeric Active Ingredient - The invention provides new polymeric or oligomeric active agents with a biocidal effect. Such particularly advantageous polymeric or oligomeric active agents with a biocidal effect are obtainable via polycondensation of a guanidine acid addition salt with an amine mixture comprising at least one diamine and/or one triamine, wherein at least one amine is selected from the group comprising i) diamine, comprising at least one cycloaliphatic residue, and ii) dialkylenetriamine. At least one amine is hereby preferably selected from 4,4′-methylenebis(cyclohexylamine) and diethylenetriamine. Furthermore, it is favorable if the guanidine acid addition salt is guanidinehydrochloride. | 10-11-2012 |
| 20120259065 | LOW-VISCOSITY POLYURETHANE ACRYLATE DISPERSIONS - The present invention relates to a process for the preparation of low-viscosity, radiation-curable, aqueous dispersions based on polyurethane acrylates (UV-PUDs), wherein the UV-PUDs hydrophilised via hydroxy-functionalised carboxylic acids have a lower initial viscosity when a large part of the urethanisation, that is to say the reaction of the NCO-functionalised compounds with the OH-functionalised compounds, initially takes place in the absence of the acid-carrying compounds and the incorporation of the acid-carrying compounds via their hydroxyl function takes place as late as possible. | 10-11-2012 |
| 20120289650 | PROCESSES FOR THE PREPARATION OF AQUEOUS DISPERSIONS BASED ON POLYURETHANEUREAS - The present invention relates to processes for the preparation of aqueous dispersions based on polyurethaneureas and to the use of these dispersions in coating agents. | 11-15-2012 |
| 20120316291 | BLOCK POLYISOCYANATE COMPOSITION AND COATING COMPOSITION CONTAINING SAME - Provided is a block polyisocyanate composition comprising at least one block polyisocyanate represented by formula (I): R-(A) | 12-13-2012 |
| 20130023626 | WATER-DISPERSIBLE, AIR-DRYING URALKYD RESINS - A water-dispersible, air-drying uralkyd resin comprising the reaction product of a) of at least one fatty acid modified polyester polyol comprising components i) at least one unsaturated C | 01-24-2013 |
| 20130102729 | CROSS-LINKED PIGMENT DISPERSION BASED ON POLYURETHANE DISPERSANTS - The present disclosure provides an aqueous dispersion containing a colorant and a polyurethane dispersant, wherein the polyurethane dispersant is a polymer having a cross-linkable moiety, wherein the cross-linkable moiety is cross-linked, with a cross-linking agent. | 04-25-2013 |
| 20130137816 | INK-JET INK COMPRISING CROSS-LINKED PIGMENT DISPERSION AND A POLYMERIC BINDER - The present disclosure provides an ink-jet ink containing an aqueous ink vehicle, an aqueous dispersion and a polymeric binder. The aqueous dispersion contains a colorant and a polyurethane dispersant, wherein the polyurethane dispersant is made with a polymer having cross-linkable moieties that are cross-linked with a cross-linking agent. | 05-30-2013 |
| 20130144007 | AQUEOUS POLYURETHANE-POLYUREA DISPERSIONS - The invention relates to a method for producing aqueous polyurethane-polyurea dispersions, aqueous polyurethane-polyurea dispersions produced by this method and their use to produce coating agents and adhesives. | 06-06-2013 |
| 20130144008 | POLYURETHANE DISPERSANTS DERIVED FROM ALKOXY AROMATIC DIOLS - The present invention relates to polyurethane dispersants based on alkoxy aromatic diols. These polyurethane dispersants are used to disperse pigments and/or disperse dyes and inks containing pigments and/or disperse dyes dispersed with these polyurethane ionic dispersants. The polyurethane dispersants can have nonionic hydrophilic substituents. | 06-06-2013 |
| 20130203936 | Aqueous polyurethane resin composition for flame retardant coated materials and coated products obtained by applying said composition - The present invention is an aqueous polyurethane resin composition for a flame retardant coated material comprised of an aqueous dispersion of a polyurethane resin obtained by extending a chain of an urethane prepolymer in an aqueous dispersion. The aqueous dispersion of the urethane prepolymer is obtained by reacting (a) a polyisocyanate component with (b) a polyol component which contains a phosphorus-containing polyol compound represented by the following general formula (1) as an essential component then dispersed the obtained prepolymer in the water, wherein a unit corresponding to the compound represented by the said general formula (1) is contained so that the phosphorus content in the urethane resin solid is 0.3 to 5.0 mass percent; | 08-08-2013 |
| 20130210999 | INK COMPOSITIONS - Polyurethanes containing at least one bisphosphonate group, as well as related compositions, articles, and methods, are disclosed. | 08-15-2013 |
| 20130245196 | RADIATION-CURABLE AQUEOUS DISPERSIONS - The invention relates to radiation-curable aqueous dispersions having mercapto groups, to processes for preparing them, and to their use. | 09-19-2013 |
| 20130253130 | AQUEOUS PIGMENT DISPERSIONS BASED ON ALTERNATING POLYURETHANE DISPERSANTS - The present disclosure provides novel aqueous pigment dispersions containing an aqueous vehicle, a pigment and an alternating polyurethane as a dispersant. Also disclosed is the use of these dispersions in ink-jet ink. | 09-26-2013 |
| 20130261253 | Water-Dispersible Polyurethane Polymer - A water-dispersible polyurethane polymer useful in coating applications preferably includes a backbone having urethane linkages and at least one cycloaliphatic group having a closed aliphatic ring structure. Ethylenically unsaturated groups are preferably provided on the polyurethane polymer. | 10-03-2013 |
| 20130267656 | AQUEOUS INK-JET INKS CONTAINING ALTERNATING POLYURETHANES AS BINDERS - The present disclosure provides novel aqueous ink-jet inks containing an aqueous vehicle, a pigment and an alternating polyurethane as a binder. | 10-10-2013 |
| 20130274411 | WATER-DISPERSIBLE, AIR-DRYING URALKYD RESINS - A water-dispersible, air-drying uralkyd resin comprising the reaction product of a) of at least one fatty acid modified polyester polyol comprising components i) at least one unsaturated C | 10-17-2013 |
| 20130281617 | BENZYLAMINE HYDROPHOBE - The present invention relates to a compound characterized by the following formula: | 10-24-2013 |
| 20130289201 | AQUEOUS PIGMENT DISPERSIONS BASED ON RANDOM POLYURETHANE DISPERSANTS - The present disclosure provides novel aqueous pigment dispersions containing an aqueous vehicle, a pigment and a random polyurethane copolymer as a dispersant. The random polyurethane copolymer contains short hard segments without any ionic group. Also disclosed is the use of these dispersions in an ink-jet ink. | 10-31-2013 |
| 20130317167 | AQUEOUS POLYURETHANE RESIN DISPERSION AND USE THEREOF - An aqueous polyurethane resin dispersion exhibits excellent drying properties of coating films and gives coating films having high water resistance and on the other hand showing a high rate of swelling with respect to aqueous cleaning liquids to permit new application. The aqueous polyurethane resin dispersion is a dispersion of a polyurethane resin in an aqueous medium, the polyurethane resin being obtained by reacting (A) a polyurethane prepolymer obtained from (a) a polyisocyanate compound, (b) a polycarbonate polyol with a number average molecular weight of 400 to 3000, (c) an acidic group-containing polyol compound and (d) a blocking agent, with (B) a chain extender, the total content of urethane bonds and urea bonds being 7 to 15 wt %, the content of carbonate bonds being 15 to 40 wt %, the content of ether bonds being 0 wt %, the content of isocyanate groups bonded to the blocking agent being 0.2 to 2 wt %, each of these contents being based on solid contents, the acid value being 11 to 16 mg KOH/g, the weight average molecular weight being 25,000 to 60,000. A coating composition includes the dispersion. A polyurethane resin film is obtained by thermally drying a composition including the dispersion. | 11-28-2013 |
| 20130331511 | AQUEOUS URETHANE RESIN COMPOSITION AND FILM, AND OPTICAL FILM OBTAINED BY USING THE SAME - A problem to be solved by the present invention is to provide an aqueous urethane resin composition capable of forming a film, a coating film, or the like which has high refractive performance at a level usable for, for example, optical application and which satisfy excellent adhesion to various substrates and excellent blocking resistance. The present invention relates to an aqueous urethane resin composition including a urethane resin (A) and an aqueous medium (B), wherein the urethane resin (A) is produced by reacting a polyether-ester polyol (a1-1) with a polyisocyanate (a2), the polyether-ester polyol (a1-1) being produced by reacting an alkylene oxide adduct of a bisphenol compound with an aromatic polycarboxylic acid. | 12-12-2013 |
| 20130338307 | NATURAL OIL BASED POLY-URETHANE DISPERSION - This invention relates to a natural oil based poly-urethane dispersion of water-based anionic polyurethane/urea polymer of high molecular weight by forming a water dispersible NCO-terminated polyurethane pre-polymer, consisting essentially of the reaction product of a polyol component and a polyisocyanate component, at a reduced temperature, which is then dispersed in solvent-free water after applying a neutralizing agent, and then reacted with a chain extender. The polyol component used in this invention comprises of a mixture of (a) ricinoleated natural ester based mono blocked polyol; and (c) carboxylic group-containing polyols. The polyisocyanate component used is an aromatic diisocyanate such as an isomer of toluene diicocyanate and/or methylene diphenyl diisocyanate. The dispersion produced as a result of the process described herein is biodegradable in nature and non-plastic. The dispersion is also free of volatile organic chemicals and/or leachable contaminants. On account of the superior characteristics of the dispersion produced in this invention, it can be widely applied in industry for, among others, direct food contact applications. | 12-19-2013 |
| 20140005330 | POLYURETHANE DISPERSION-CONTAINING INKJET INKS | 01-02-2014 |
| 20140024768 | CARBOXYBETAINE-FUNCTIONALIZED DIOLS AND ZWITTERIONIC POLYURETHANE HYDROGELS DERIVED THEREFROM - A compound having the formula: X | 01-23-2014 |
| 20140051800 | WATER-EMULSIFIABLE POLYISOCYANATE COMPOSITION COMPRISING A FRAGRANT WITH AT LEAST ONE HYDROXYL AND/OR ALDEHYDE GROUP - An aqueous composition comprises a water-emulsifiable polyisocyanate (A), the water-emulsifiable polyisocyanate (A) being a reaction product of a polyisocyanate (B) with a compound (C) which contains at least one sulfonic acid group or its anion, and at least one isocyanate-reactive group. The composition further comprises a fragrant (D1) with at least one hydroxyl and/or aldehyde group. It has been found that the addition of the fragrant (D1) can mask unpleasant odors of the composition. This is particularly the case when organic co-solvents such as propylene glycol-n-butyl ether and/or 3-methoxy-1-butyl acetate are used. The storage stability and performance of the polyisocyanates are not affected by the addition of the fragrant (D1). Further aspects of the invention are the use of a composition according to the invention as an adhesive, a coating or an impregnating material and a substrate coated with a composition according to the invention. | 02-20-2014 |
| 20140073735 | AQUEOUS RESIN COMPOSITION COMPRISING A POLYESTER-POLYURETHANE RESIN AND A DENDRITIC POLYOL - An aqueous resin composition comprises a polyester-polyurethane resin and a dendritic polyol. The polyester-polyurethane resin is obtained by reacting, in a one-stage process or multi-stage process, a reaction mixture comprising a polyester polyol with a number-average molecular weight M | 03-13-2014 |
| 20140088246 | AQUEOUS POLYURETHANE RESIN DISPERSION AND COATING COMPOSITION COMPRISING THE SAME - The present invention is to provide an aqueous polyurethane resin dispersion in which a polyurethane resin s dispersed in an aqueous medium, wherein the polyurethane resin is obtained by reacting (A) a polyurethane prepolymer which is obtained by reacting (a) a polyisocyanate compound, (b) a polyol compound containing a polycarbonate polyol having a number average molecular weight of 800 to 3500, and (c) an acidic group-containing polyol compound, and (B) a chain extender, being dispersed in an aqueous medium, (B) the chain extender contains a polyamine compound having three or more in total of an amino group(s) and/or an imino group(s) per molecule, and the polyurethane resin has, each based on a solid content, a content of urethane bonds of 5 to 10% by weight, a content of urea bonds of 2 to 7% by weight, a content of carbonate bonds of 15 to 40% by weight, has neither ether bond nor ester bond, has a density of cross-linking points of 1.0×10 | 03-27-2014 |
| 20140142244 | AQUEOUS RESIN COMPOSITION COMPRISING A POLYESTER-POLYURETHANE RESIN INCLUDING A DENDRITIC POLYOL - An aqueous resin composition comprises a polyester-polyurethane resin which is obtained by reacting, in a one-stage process or multi-stage process, a reaction mixture comprising a polyester polyol with a number-average molecular weight M | 05-22-2014 |
| 20140235786 | POLYURETHANE AQUEOUS DISPERSION, FORMED FILM OBTAINED FROM SAME, AND GLOVE - Provided is a polyurethane aqueous dispersion characterized in having practical utility in terms of processing suitability when a formed film is produced by salt coagulation method, and characterized in that a formed film obtained from the same has practical utility in terms of resistance against ethanol water. A polyurethane aqueous dispersion for a formed film, the formed film being obtained by using the polyurethane aqueous dispersion and a coagulant liquid in combination, is obtained by: neutralizing an isocyanate group-terminated prepolymer obtained by reaction of a polyisocyanate (A) composed of diphenylmethane diisocyanate and alicyclic diisocyanate, a random copolymer (B) of ethylene oxide and tetrahydrofuran, a polyol (C) having a number average molecular weight of 1000 to 5000, a polyhydric alcohol-based chain extender (D) having a number average molecular weight of 400 or less, and a diol compound (E) having a carboxyl group; and dispersing the obtained neutralized substance in water, and thereafter causing a chain extension reaction using an amine-based chain extender (F). | 08-21-2014 |
| 20140249266 | POLYURETHANE UREA DISPERSIONS - The present invention relates to aqueous polyurethane urea dispersions based on polyester polyols, which dispersions result in low emissions and are used as coating compositions. | 09-04-2014 |
| 20140249267 | COLD CONTACT ADHESIVES - An aqueous dispersion comprising at least one polyurethane polymer with a melting temperature in the range of 30° C. to 50° C. and (cold contact) adhesives comprising such a polyurethane dispersion, a method for creating an adhesive bonding and the use of such (cold contact) adhesives for creating an adhesive bonding. | 09-04-2014 |
| 20140275411 | Dispersions, Process for Preparing Dispersions, Inks and Uses - A process for the preparation of a dispersion, comprising: dispersing a composition comprising a particulate solid, a liquid medium and a dispersant; wherein the dispersant is obtained by a process comprising at least the steps a) and b): a) co-polymerising a monomer composition comprising at least the components i) and ii) so as to form a phospho-ester functional polymer: i) a monomer having at least one phospho-ester group and two groups independently selected from hydroxyl, amino, thiol and hydrazo groups, ii) a diisocyanate; and b) hydrolysing at least some of the phospho-ester groups in the phospho-ester functional polymer so as to result in a dispersant having phosphorus containing anionic groups. | 09-18-2014 |
| 20140296428 | MODIFIED POLYURETHANES - The present invention relates to isocyanate functional prepolymers, aqueous polyurethane dispersions produced from the prepolymers and various uses of such dispersions. The prepolymers are prepared by reacting a diisocyanate, a dihydroxy compound having a number average molecular weight of from about 700 to about 16,000, and a trihydroxy component of the formula: | 10-02-2014 |
| 20140316061 | AQUEOUS INK-JET INKS CONTAINING BRANCHED POLYURETHANES AS BINDERS - The present disclosure provides novel aqueous ink jet inks containing an aqueous vehicle, a pigment and a branched polyurethane as a binder. | 10-23-2014 |
| 20140350178 | POLYUREA MACROMER AND LATEXES THEREOF - The present invention is a composition comprising a) a stable aqueous dispersion of polymer particles having one or more structural units of i) a polyurea macromer; and ii) an acrylate, a methacrylate, a vinyl ester, or a styrene monomer, or a combination thereof; and/or b) an aqueous mixture of a i) polyurea macromer polymer particles; and b) acrylate, methacrylate, vinyl ester, or styrenic polymer particles, or a combination thereof, wherein the polyurea macromer is characterized by the following formula I: | 11-27-2014 |
| 20140371387 | AQUEOUS RADIATION CURABLE POLYURETHANE COMPOSITIONS - The invention relates to radiation-curable aqueous composition comprising a high molecular weight ethylenically unsaturated polyurethane obtained from the reaction of a polyisocyanate, at least one hydrophilic compound which is capable to render the polyurethane prepolymer dispersible in aqueous medium, an ethylenically unsaturated compound containing at least two reactive groups capable to react with isocyanate groups and an active hydrogen containing chain extender and a low molecular weight ethylenically unsaturated polyurethane end-capped with an ethylenically unsaturated compound containing essentially one reactive group capable to react with isocyanate groups. | 12-18-2014 |
| 20150011703 | AQUEOUS PIGMENT DISPERSIONS BASED ON POLYURETHANE DISPERSANTS HAVING COMPONENTS TO INTERACT WITH CELLULOSE - Aqueous pigment dispersions based on polyurethane dispersants having components capable of interacting with cellulose are described. These components include a heterocycle pendent and or terminal to the polymer chain. The heterocycle is selected based on its Hansen solubility parameters. | 01-08-2015 |
| 20150080527 | AQUEOUS INK-JET INKS CONTAINING RANDOM POLYURETHANES AS BINDERS - The present disclosure provides novel aqueous ink-jet inks containing an aqueous vehicle, a pigment and a random polyurethane copolymer as a binder. The random polyurethane copolymer contains short hard segments without any ionic group. Also disclosed is the use of these dispersions in an ink-jet ink. | 03-19-2015 |
| 20150119525 | HEUR THICKENER AND PROCESS FOR ITS PREPARATION - The present invention is a process for preparing an aqueous solution of a hydrophobically modified alkylene oxide poly(urethane-urea-allophanate) thickener by contacting isocyanate reactive groups with a stoichiometric excess of a diisocyanate, followed by reaction with water. The thickener surprisingly shows a maintenance or improvement in hiding in paint formulations while maintaining other critical rheological properties. | 04-30-2015 |
| 20150291724 | POLYCARBONATE DIOL AND POLYURETHANE USING SAME - The present invention relates to a polycarbonate diol comprising a structural unit derived from a compound represented by the following formula (A) and a structural unit derived from a compound represented by the following formula (B), wherein the hydroxyl value is from 20 to 450 mg-KOH/g: | 10-15-2015 |
| 20150299948 | FABRIC PRETREATMENT FOR DIGITAL PRINTING - An aqueous cationic polyurethane dispersion, coagulating acids, and a reactive crosslinking moiety are disclosed for use as pretreatment for digital printing on substrates such as textiles and garments. The pretreatment comprises a polyurethane having properly positioned tertiary amino groups, generally protonated or quaternized, in combination with a reactive crosslinker, coagulating acid, and some di- or polyvalent metal ions. | 10-22-2015 |
| 20150307646 | WATER-DISPERSIBLE POLYURETHANE POLYMER - A water-dispersible polyurethane polymer useful in coating applications preferably includes a backbone having urethane linkages and at least one cycloaliphatic group having a closed aliphatic ring structure. Ethylenically unsaturated groups are preferably provided on the polyurethane polymer. | 10-29-2015 |
| 20150307742 | NITROFUNCTIONAL POLYURETHANE DISPERSIONS FOR BINDER COMPOSITIONS - Provided is a binder composition and its use in aqueous based paints and coatings and other applications. The binder composition comprises: a polyurethane dispersion containing water and a polyurethane polymer, wherein the polyurethane polymer is prepared by reacting a nitroalcohol compound, a polyol compound, a polyisocyanate compound, and optionally chain extenders, wherein the nitroalcohol compound is of formula I, wherein R, R | 10-29-2015 |
| 20150322291 | RADIATION CURABLE AQUEOUS COMPOSITIONS WITH REVERSIBLE DRYING - The present invention relates to an aqueous resin composition (I) comprising at least one polymerizable ethylenically unsaturated polyurethane polymer (A), optionally, at least one polymerizable ethylenically unsaturated compound (B) different from (A), and optionally, at least one neutralizing agent (C); wherein the polyurethane polymer (A) has a weight average molecular weight of less than 15.000 Daltons and is obtained from the reaction of: at least one polyisocyanate (i); at least one hydrophilic compound (ii) containing at least one reactive group capable to react with isocyanate groups and at least one group which is capable to render the polyurethane polymer dispersible or soluble in aqueous medium either directly or after reaction with a neutralizing agent (C) to provide a salt; at least one compound (iii) containing essentially one reactive group capable to react with isocyanate groups and at least one copolymerizable ethylenically unsaturated group; at least one compound (iv) containing at least two reactive groups capable to react with isocyanate groups; and, optionally, at least one chain extender (v) containing at least two reactive groups capable to react with isocyanate groups, which chain extender is different from compounds (iv); and wherein the non-volatile components of the resin composition (I) after drying are re-dispersible or re-soluble in water at 25° C. The present invention further relates to radiation curable compositions comprising a resin composition of the invention for use in coating applications or graphic art applications. | 11-12-2015 |
| 20150353768 | AQUEOUS POLYURETHANE RESIN DISPERSION AND USE THEREOF - A task of the present invention is to obtain an aqueous polyurethane resin dispersion which is advantageous not only in that the dispersion exhibits excellent storage stability in an aqueous medium, but also in that after the dispersion is dried, a film having satisfactory flexibility is formed. In the present invention, there is provided an aqueous polyurethane resin dispersion comprising a polyurethane resin dispersed in an aqueous medium, wherein the polyurethane resin is obtained by reacting (A) a polyurethane prepolymer with (B) a chain extender, wherein the polyurethane prepolymer (A) is obtained by reacting (a) a polycarbonate polyol compound, (b) a polyisocyanate compound, (c) an acid group-containing polyol compound, and (d) a compound having one acid group and one hydroxyl group, wherein the chain extender (B) contains (B-1) a polyamine compound having three or more amino group(s) and/or imino group(s) in total. | 12-10-2015 |
| 20160032117 | PIGMENTED POLYURETHANE DISPERSION - The present disclosure provides a pigment dispersion and an inkjet ink comprising an ink vehicle and a pigment dispersion thereof. The present disclosure also provides a process for producing the aqueous pigment. | 02-04-2016 |
| 20160053050 | HIGH RECYCLE CONTENT POLYESTER POLYOLS - Polyester polyols made from thermoplastic polyesters are disclosed. The polyols are reaction products of a thermoplastic polyester, a glycol, and a hydrophobe selected from ricinoleic acid, ethoxylated castor oil, saturated or unsaturated C | 02-25-2016 |
| 20160053146 | URETHANE RESIN COMPOSITION, COATING AGENT, AND ARTICLE - The present invention provides a urethane resin composition containing a urethane resin having polymerizable unsaturated groups and an aqueous medium. The urethane resin is obtained by reacting a polyol with a polyisocyanate. The polyol contains an alkylenediol having two or more polymerizable unsaturated groups or an oxyalkylenediol having two or more polymerizable unsaturated groups. The alkylenediol is represented by general formula (1): | 02-25-2016 |
| 20160130470 | VISCOSITY MODIFIER, AND EMULSION RESIN COMPOSITION OR AQUEOUS COATING COMPOSITION EACH CONTAINING SAME - The present invention relates to a viscosity modifier represented by the following general formula (1), and an emulsion composition or an aqueous paint composition including the viscosity modifier: | 05-12-2016 |
| 20160137773 | POLYURETHANEUREAS FOR WOOD COATINGS - The invention relates to a cationically hydrophilized polyurethaneurea characterized in that it is synthesized from
| 05-19-2016 |
| 20160181616 | BINDER FOR ELECTRODE IN LITHIUM SECONDARY CELL, ELECTRODE MANUFACTURED USING SAID BINDER, AND LITHIUM SECONDARY CELL IN WHICH SAID ELECTRODE IS USED | 06-23-2016 |
| 20160376438 | UREA-FREE POLYURETHANE DISPERSIONS - The present invention relates to an aqueous polyurethane dispersion, to a process for producing an aqueous polyurethane dispersion, to the use thereof for production of paints, coatings, sealants or adhesives, to aqueous one- or two-component coating compositions, and to paints, coatings, sealants and adhesives. The polyurethanes present are essentially free of urea groups and have an OH content of less than 0.25% by weight. | 12-29-2016 |
