Patent application number | Description | Published |
20080311483 | Radiation-Crosslinking And Thermally Crosslinking PU Systems-Based On Poly(epsilon-Caprolactone) Polyester Polyols - The present invention provides polyurethane systems which cure by radiation and thermal action with crosslinking, and use thereof for the production of holographic media. The polyurethane compositions of the invention comprise A) polyisocyanates, B) polyols, comprising at least one poly(ε-caprolactone)polyester polyol, C) compounds having groups which react on exposure to actinic radiation with ethylenically unsaturated compounds with polymerization (radiation-curing groups), D) optionally free radical stabilizers and E) photoinitiators. | 12-18-2008 |
20090124766 | POLYSILOXANE-MODIFIED POLYISOCYANATES, PROCESSES FOR PREPARING THE SAME, AND POLYURETHANES CONTAINING THE SAME - Processes for preparing siloxane-modified polyisocyanates, the processes comprising: providing a polyisocyanate reactant; and reacting the polyisocyanate reactant with a hydroxyl-containing siloxane having a number-average molecular weight of 200 to 3000 g/mol and an average OH functionality of greater than or equal to 1.8, and corresponding to the general formula (I): | 05-14-2009 |
20090148501 | PROCESS FOR THE PREPARATION OF AROMATIZED CHEWING FOAMS FOR COSMETIC PRODUCTS - The invention relates to a process for the preparation of novel aromatized chewing foams for the oral care sector based on polyurethane-polyureas and aromatizing compositions | 06-11-2009 |
20090163648 | SILOXANE-CONTAINING BINDER DISPERSIONS - The invention relates to aqueous formulations comprising organic binders having a siloxane content and inorganic nanoparticles, a process for the preparation thereof and the use thereof for the preparation of aqueous coating compositions. | 06-25-2009 |
20110038808 | FLAVORED CHEWABLE FOAMS AND A PROCESS FOR THEIR PRODUCTION - Flavored chewable foams for the oral care sector are produced from a polyurethane-polyurea and a sensorially active substance (e.g., taste substance and/or aroma substance) by foaming a polyurethane-urea dispersion, drying that dispersion and incorporating the sensorially active substance into the polyurethane-urea dispersion before, during or after foaming of the dispersion. | 02-17-2011 |
20110318279 | POLYMERIC MASTICATORY MASSES FOR COSMETIC PRODUCTS - The invention relates to novel masticatory masses for oral hygiene, made from foamed synthetic polymers, a method for production and use thereof. | 12-29-2011 |
20120157559 | HYDROPHILIC ALIPHATIC POLYURETHANE FOAMS - The invention relates to hydrophilic aliphatic polyurethane foams obtained by reacting special prepolymers having a low monomer concentration and hydrophilic polyisocyanates in the presence of water. The absorptive properties make said polyurethane foams particularly suitable for producing wound dressings, cosmetic articles, or incontinence products. | 06-21-2012 |
20120244201 | PROCESS FOR THE PREPARATION OF AROMATIZED CHEWING FOAMS FOR COSMETIC PRODUCTS - The invention relates to a process for the preparation of novel aromatized chewing foams for the oral care sector based on polyurethane-polyureas and aromatizing compositions. | 09-27-2012 |
20120263658 | FLAVORED CHEWABLE FOAMS AND A PROCESS FOR THEIR PRODUCTION - Flavored chewable foams for the oral care sector are produced from a polyurethane-polyurea and a sensorially active substance (e.g., taste substance and/or aroma substance) by foaming a polyurethane-urea dispersion, drying that dispersion and incorporating the sensorially active substance into the polyurethane-urea dispersion before, during or after foaming of the dispersion. | 10-18-2012 |
20120289622 | HYDROPHILIC ALIPHATIC POLYURETHANE FOAMS - The invention relates to hydrophilic, aliphatic polyurethane foams, which are accessible by reacting hydrophilic polyisocyanates in the presence of water. Due to the absorption properties thereof, the polyurethane foams are in particular suited for producing wound dressings, cosmetic articles or incontinence products. | 11-15-2012 |
20130131206 | METHOD FOR PRODUCING FLAT, HYDROPHILIC, ALIPHATIC POLYURETHANE FOAMS - The invention relates to a method for producing flat, hydrophilic, aliphatic polyurethane foams. The invention also relates to a flat, hydrophilic, aliphatic polyurethane foam obtained according to said method and to the use thereof as a wound dressing, incontinence product or cosmetic article. According to the invention, a prepolymer-component and a carbonic acid or carboxylate component containing water is produced, said components are combined and mixed, and the obtained mixture is applied to a flat substrate as a layer which has an even thickness. Directly after application, a perforated separation element is applied in a flat manner to the layer. Said applied layer then expands with the applied perforated separation element to form the flat polyurethane foam. | 05-23-2013 |
20130131207 | METHOD FOR PRODUCING HYDROPHILIC, ALIPHATIC POLYURETHANE FOAMS HAVING A LOW BULK DENSITY - The invention relates to a method for producing hydrophilic, aliphatic polyurethane foams having a low bulk density. The invention also relates to a hydrophilic, aliphatic polyurethane foam which can be obtained according to said method and to the use thereof as a wound dressing, incontinence product or as a cosmetic article. | 05-23-2013 |
20130261200 | HYDROPHILIC, ALIPHATIC POLYURETHANE FOAMS - The invention relates to a method for producing hydrophilic, aliphatic polyurethane foams. The invention further relates to special compositions for producing polyurethane foams either using the method according to the invention or using the polyurethane foams obtained from the compositions according to the invention, and to the use of the polyurethane foams as a wound dressing, cosmetic item, or incontinence product. | 10-03-2013 |
20140107243 | HYDROPHILIC POLYURETHANE FOAM WITH LOW VOLUME SWELLING - The invention relates to a specific composition comprising A) isocyanate-functional prepolymers obtainable by reaction of A1) aliphatic diisocyanates with A2) di- to hexa-functional polyalkylene oxides having an ethylene oxide content of 50 to 100 mol %, based on the total amount of the oxyalkylene groups present, B) an aqueous polyurethane suspension, an aqueous polyacrylate suspension or aqueous silica sols, especially for production of hydrophilic, aliphatic polyurethane foams. The invention further provides a process for producing a hydrophilic, aliphatic polyurethane foam, based on the inventive composition, a polyurethane foam obtainable by the process and a wound dressing comprising the polyurethane foam. | 04-17-2014 |