摘要 |
A process can prepare a compound having the formula wherein R1, R2 and R3 are independently selected from hydrogen and acyl groups, wherein at least one of R1, R2 and R3 is a branched chain long acyl group including 2, 4 or 6 branched acyl groups wherein at least one of R1, R2 and R3 is selected from short acyl groups of the formula wherein q is from 0 to 4. |