Patent ID: 9029471
Filing Date: 2015-05-12
Classification: C08F,C14C

Abstract:
1. A fluoropolymer comprising at least 20 weight percent of hydrophobic fluorinated acrylic units, at least 35 weight percent of hydrophobic vinylic units, and optionally other monomeric units, provided that no more than 10 weight percent of any hydrophobic monomeric units other than said hydrophobic fluorinated acrylic units and said hydrophobic vinylic units are present and no more than 5 weight percent of any hydrophilic monomeric units are present, said fluoropolymer imparting repellency to leather contacted therewith, and represented by the following: wherein x is a non-zero positive integer denoting the number of hydrophobic fluorinated acrylic units; y is a non-zero positive integer denoting the number of hydrophobic vinylic units; the sum of x and y is at least 21 and the ratio of x:y is from 2:8 to 6:4; each R