Patent ID: 8080690

Claim:
A compound of the following formula I: X—CR 1 R 2 R 3 (I) wherein R 1 is an organic moiety having 6 to 24 carbon atoms; R 2 is H or an organic moiety having 6 to 24 carbon atoms; R 3 is X or OH; X is a moiety of the following formula II: or an ammonium or C 1 -C 4 alkyl ammonium salt of the moiety of formula II; wherein x is 0 or 1; y is 0 or 1; z is 0 or 1; m is a number from 2 to 10; n is a number from 0 to 10; o is a number from 0 to 10; R 4 is H or a C 1 -C 4 alkyl group; R 5 is a C 6 -C 22 alkyl or alkenyl group or, if n or o is at least 1, a C 7 -C 23 acyl group; R 6 is H or R 5 ; R 7 is a C 1 -C 4 alkylene group.