Patent ID: 7692035

Claim:
A compound of Formula 2A, 2B, or 2C (R a —O—CO—) 2 Y Formula 2A R a —O—CO—Y—CO—O—(CH 2 CH 2 )R f Formula 2B R a —O—CO—Y—CO—O—R Formula 2C wherein R a is the group (i) R f (CH 2 CF 2 ) d —(C g H 2g )—; (ii) R f OCF 2 CF 2 —(C g H 2g )—; (iii) R f OCFHCF 2 O(CH 2 CH 2 O) v —(C g H 2g )—; (iv) R f OCFHCF 2 O(C w H 2w )—; (v) R f OCF(CF 3 )CONH—(C g H 2g )—; or (vi) R f (CH 2 ) h [(CF 2 CF 2 ) i (CH 2 CH 2 ) j ] k each R f is linear and independently C c F (2c+1) ; c is 2 to about 6; d is 1 to about 3; g is 1 to 4; v is 1 to about 4; w is from about 3 to about 12; h is 1 to about 6; i, j, and k are each independently 1, 2, or 3, or a mixture thereof; provided that the total number of carbon atoms in group (vi) is from about 8 to about 22; Y is a linear or branched diradical having olefinic unsaturation of the formula —C e H (2e-2) — wherein e is 3; R is H or a linear or branched alkyl group C b H (2b+1) —; and b is from 1 to about 18.