CLARIFYING COMPOSITIONS, PROCESS FOR MAKING AND POLYOLEFIN COMPOSITIONS CONTAINING THEM

摘要

CLARIFYING COMPOSITIONS, PROCESS FOR MAKING AND POLYOLEFIN COMPOSITIONS CONTAINING THEM Disclosed is a clarifying composition consisting essentially of a phosphonite stabilizer composition, the main component of which is tetrakis-(2,4-di-tert-butylphenyl)-4,4-biphenylene diphosphite, with certain sorbitol based compounds having a melting point of greater than 200.degree.C, a process for preparing said clarifying compositions and polyolefin compositions containing the clarifying composition.