Patent ID: 6177494
Filing Date: 2001-01-23
Classification: C07D,C08K

Abstract:
A non-crystallizing N,N'-disubstituted N-(2-hydroxyalkyl)-urea represented by the general Formula (I)R.sup.1 --(--NH--CO--NR.sup.2 --CH.sub.2 --CHR.sup.3 --OH).sub.n (I),in whichR.sup.1 represents the radical of a trimerized hexamethylene diisocyanate which is diminished by the loss of free NCO groups,R.sup.2 represents an aliphatic or aromatic hydrocarbon radical having up to 18 carbon atoms, which is optionally substituted by hydroxyl or cyano groups or by a halogen atom,R.sup.3 represents hydrogen or an alkyl radical having from 1 to 12 carbon atoms,andn on average represents a number from 3.0 to 5.0.