Patent ID: 8822712
Filing Date: 2014-09-02
Classification: C07F

Abstract:
1. A method of making cyclic phosphorous-containing triglycerides, said method comprising reacting an epoxidized triglyceride or alkyl esters thereof comprising one or more (esterified) epoxidized fatty acids comprising one or more oxirane rings of the formula: with a phosphorus-based acid hydroxide or ester of the formula R wherein m is 0, n is 0 or 1, q is 1, 2 or 3, and R and R′ are independently selected from the group consisting of H, straight, branched or cyclic hydrocarbons and substituted hydrocarbons, and aryl groups; wherein if one R′ is H then at least one of the other R′ is not H; wherein said reacting an epoxidized triglyceride with said phosphorus-based acid hydroxide or ester is conducted in the presence of a catalyst effective for opening said oxirane ring, wherein said catalyst is selected from the group consisting of TiO