Patent ID: 7968669
Filing Date: 2011-06-28
Classification: C08G,D06M,Y10T

Abstract:
1. A polymer having at least one carbamate linkage prepared by: (i) reacting (a) at least one diisocyanate, polyisocyanate, or mixture thereof, having isocyanate groups, and (b) at least one fluorinated compound selected from the formula (I): wherein R subscript x is an integer from 1 to about 6; subscripts y, z and m are each independently 1, 2 or 3, or a mixture thereof; subscript r is 0 or 1; the total number of carbons in said formula (I) excluding (R X is —O—, —NR—, —S—, —S(CH subscript t is from 1 to about 10; R is H or C R n is an integer of 2 to 4; s is an integer of 1 to 50; R (ii) optionally reacting with (c) water, a linking agent, or a mixture thereof.