Patent ID: 8524814

Claim:
A compound comprising: (a) at least one phosphonate moiety; or (b) at least one phosphinate moiety; and (c) at least one moiety selected from an aromatic nitroso or an aromatic nitroso precursor and combinations thereof wherein the compound is of the general formula: wherein X can be C, O, N, or S; n can be 0-20; R 3 can be C 1 -C 24 alkyl, C 3 -C 24 acyl or OR 2 ; R 1 and R 2 can be the same or different and are selected from the group consisting of H, C 1 -C 24 alkyl, and C 3 -C 24 acyl; and R 4 is selected from the group consisting of (showing linkage through X): wherein R 5 can be C 1 to C 10 alkyl; and Z indicates that the rings of the above structures can optionally be mono-, di-, tri- or tetrasubstituted with the group consisting of C 1 -C 20 alkyl, C 3 -C 20 cycloalkyl, C 1 -C 20 alkoxy, C 3 -C 20 aralkyl, C 3 -C 20 alkaryl, C 5 -C 20 arylamine, C 5 -C 20 arylnitroso, amino, hydroxy, halogen and combinations thereof, and further wherein the substituents can either be the same or different on each carbon atom of the ring.