3-(Carboxymethoxyphenyl)benzofuran-2-one, composition in which said compound is comprised, use of this compound as a stabilizing agent for synthetic polymers and synthetic polymer stabilization process

摘要

In the present invention there is disclosed a composition containing compounds of the general formula 1, which composition is usable for stabilization of organic substances against thermal, oxidative or light-induced degradation. Claimed are also certain compounds of the general formula per se as well as their use.