Patent ID: 6864386

Claim:
A compound having the structure: C n F 2n+1 —C(R) 2 —O—A—O—(B—O) m —R 1 wherein n=4-12; wherein m=5-20, wherein each R is independently hydrogen, C1-C6 alkyl, or C1-C6 perfluoralkyl; wherein B—O is an oxyethylene group or an oxypropylene group; wherein R 1 is hydrogen, methyl, a succinic acid moiety, or an amino acid moiety; and wherein A is —CH 2 CH(OH)CH 2 —, —CH 2 CH(O(C═O)CH 2 CH 2 CO 2 H)CH 2 —, —C(═O)(CH 2 ) 2 C(═O)—, —C(═O)NH(CH 2 ) 4 NHC(═O)—, —C(═O)NH(CH 2 ) 6 NHC(═O)—, or —C(═O)NH—C 6 H 4 —NHC(═O)—.