Appeal No. 1997-2010
Application No. 08/332,671
9
APPENDIX
Claim 1. In a process for the synthesis of a hydrocarbyl
bis(dihydrocarbyl phosphate) which comprises the reaction of
an unstable hydrocarbyl-containing diol with a dihydrocarbyl
halophosphate in the presence of a Lewis acid catalyst,
wherein the improvement comprises the additional presence of
an effective amount of a liquid hydrocarbon to enhance the
removal of hydrogen halide by-product and decrease the
reaction temperature while increasing the yield and purity of
hydrocarbyl bis(dihydrocarbyl phosphate).
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