abstract |
Disclosed are phosphinic acid compounds of formula I, II or III n nwhere R 1 and R 1 ′ are for instance straight or branched C 1 -C 50 alkyl, R 2 is for instance straight or branched C 22 -C 50 alkyl, R 3 and R 3 ′ are for instance straight or branched C 1 -C 50 alkyl, R 4 is for instance straight or branched C 1 -C 50 alkylene and m is from 2 t 100. Also disclosed are polyester compositions comprising the compounds of formula I, II and III. |