Patent application number | Description | Published |
20090054613 | FAST DRYING POLYURETHANE COMPOSITION - A fast drying polyurethane coating composition wherein the reactants comprise (a) a first component comprising one or more polyol compounds having a glass transition temperature of less than or equal to about 25° C., and preferably an Mw of 5000 or less, preferably acrylic or polyester polyols, and (b) a second component, comprising the reaction of a (poly)isocyanate oligomer having an average NCO functionality of greater than 2, for example a biuret with an NCO functionality of 3, with a compound X comprising a substrate portion comprising one or more cycloaliphatic rings, one or more heterocyclic rings, one or more aromatic rings, or a particle of a crosslinked polymer, and functional groups covalently bonded to such substrate portion, for example hydrogenated bisphenol A (HBPA). | 02-26-2009 |
20090076240 | COMPOUNDS HAVING ISOCYANATE FUNCTIONAL GROUP SUBSTITUENTS AND COATING COMPOSITIONS COMPRISED THEREOF - Novel compounds having an average isocyanate functionality of greater than 2 are synthesized by the reaction of a (poly)isocyanate having an average functionality of greater than 2, with a compound X comprising a function B(H) | 03-19-2009 |
20100137483 | Mixture Based on a Polyisocyanate and a Solvent of Ether Ester Type, Aqueous Emulsion Obtained from this Mixture and Use of this Emulsion for the Manufacture of Coatings and Adhesives - The mixture of the invention comprises at least one cycloaliphatic polyisocyanate and at least one solvent comprising an ester function and an ether function. An aqueous emulsion can be obtained from this mixture which also comprises a compound bearing a function with a mobile hydrogen, selected from primary or secondary hydroxyl functions, phenol functions, primary and/or secondary amino functions, carboxylic functions and a thiol function or a compound containing precursor functions capable of freeing hydroxyl functions. The emulsion can be used for the manufacture of coatings on a substrate of cement, of wood or especially of leather, and also for the manufacture of adhesives. | 06-03-2010 |
20100273920 | NOVEL HYDRODISPERSIBLE POLYISOCYANATE COMPOSITIONS - The present invention relates to a composition comprising:
| 10-28-2010 |
20110151127 | NOVEL MIXTURES OF POLYISOCYANATE COMPOSITIONS - The present invention concerns a composition of polyisocyanates comprising a composition of hydrophilic polyisocyanates consisting of at least one hydrophilic (poly)isocyanate, comprising an isocyanate part and a hydrophilic group, said hydrophilic group being of monofunctional polyoxyalkylene type and being attached to the isocyanate part via a function containing a chain of formula | 06-23-2011 |
20120016073 | METHOD FOR PREPARING AN ALLOPHANATE, ALLOPHANATE, AND LOW-VISCOSITY COMPOSITION CONTAINING THE ALLOPHANATE - A process for the preparation of an allophanate of one or more identical or different isocyanates, compositions obtained by the process, and uses of the compositions are disclosed. The process comprises reacting an isocyanate with at least one monoalcohol comprising an ether or polyether functional group in the presence of a bismuth-comprising catalyst and a metal compound as co-catalyst. | 01-19-2012 |