Organotin compounds, and their use

摘要

Compounds of the formula <IMAGE> I wherein each R independently is hydrogen or C1-C4 alkyl, Y is the -OR' or -S-R'' group, in which R' is C12-C16alkyl and R'' is C8-C20alkyl, C2-C20 alkenyl, C6-C20 aryl or C7-C20 aralkyl, m is an integer from 1 to 6, and n is 1 or 2. These compounds are stabilizers for halogen-containing thermoplastics.