Patent ID: 7868220

Claim:
A method for degrading a phosphate ester comprising: hydrolyzing a metallocene derivative; and reacting the hydrolyzed metallocene derivative with a phosphate ester, wherein the metallocene derivative is selected from the group consisting of: wherein R 1 -R 20 are not all hydrogen; and wherein M 1 and M 2 are selected from the group consisting of molybdenum and tungsten; wherein X 1 and X 2 are hydrolyzable anions; wherein Y 1 and Y 2 are selected from the group consisting of O, S, OH, SH, OR and SR wherein R is further selected from the group consisting of linear, branched, saturated and unsaturated C 1 -C 20 alkyl, C 3 -C 20 cycloalkyl, C 6 -C 20 aryl, C 7 -C 20 alkylaryl, C 7 -C 20 arylalkyl radicals; and wherein the phosphate ester is selected from the group consisting of: