Patent ID: 6271289
Filing Date: 2001-08-07
Classification: C04B,C08K,C09D,Y10T

Abstract:
A composition comprising a mixture of a fluoroalkyl phosphate and a fluoroacrylate polymer wherein the fluoroalkyl phosphate is of Formula 1A or 1B ##STR5##wherein:R.sub.f is selected from the group consisting ofF(CF.sub.2 CF.sub.2).sub.d (CH.sub.2).sub.a --,F(CF.sub.2 CF.sub.2).sub.d CH.sub.2 CH.sub.2 (OCH.sub.2 CH.sub.2).sub.b --,F(CF.sub.2 CF.sub.2).sub.d --,F(CF.sub.2 CF.sub.2).sub.d CH.dbd.CH(CH.sub.2).sub.c --, andC.sub.8 F.sub.17 SO.sub.2 N(R)CH.sub.2 CH.sub.2 --,R.sub.f ' is a fluoroaliphatic group having a linear or branched perfluorocarbon chain having from 2 to 20 carbon atoms,x is from about 1 to about 2,j is 1 or 0 or a mixture thereof,d is 1 to about 8, or a mixture thereof,X is hydrogen or M,M is an ammonium ion, an alkali metal ion, or an alkanolammonium ion,R.sub.3 is an alkylene group having from 1 to about 8 carbon atoms,Z is --O--, --S--, or --NH--,a is from about 2 to about 10,b is from about 3 to about 20,c is from about 2 to about 20, andR is H or an aliphatic group containing 1 to about 4 carbon atoms;and the fluoroacrylate polymer has the five repeating units 1 to 5 as shown in Formula 2, said repeating units occurring in random distribution, ##STR6##wherein:each R.sub.2 is independently hydrogen or an aliphatic group having from 1 to about 4 carbon atoms,each R.sub.3 is independently an alkylene group having from 1 to about 8 carbon atoms,each R.sub.4 is independently an aliphatic group having from 1 to about 20 carbon atoms,each R.sub.5 is independently a short chain alkylene group having from 1 to about 4 carbon atoms,R.sub.f ' is a fluoroaliphatic group having a linear or branched perfluorocarbon chain having from 2 to 20 carbon atoms,R.sub.OA is a group of the formula--(C.sub.2 H.sub.4 O).sub.e (C.sub.3 H.sub.6 O).sub.g (C.sub.4 H.sub.8 O).sub.h R.sub.1wherein R.sub.1 is hydrogen or alkyl having 1 to about 4 carbon atoms, e is 0 to about 20, and g and h are each individually zero or a positive integer, provided that the value of (e+g+h) is equal to or greater than 1,each Z is independently --O--, --S--, or --NH--,Y is --N(R)SO.sub.2 -- wherein R is H or an aliphatic group containing 1 to about 4 carbon atoms,M is an ainmonium ion, an alkali metal ion, or an alkanolammonium ion,s and t are each independently 0 or 1, andm, n, p, q, and r are each integers such that m and n are each independently at least 1, and p, q, and r are each independently zero or a positive integer.