Carstab Corporation

Kenneth V Smith

Jack D Taylor

Compositions which are effective in stabilizing polymers against the deteriorative effects of heat are provided comprising (1) an organic antimony compound or mixture of organic antimony compounds and (2) an organic compound or mixture of organic compounds having an aromatic ring which is substituted with hydroxy (--OH) and mercapto (--SH) groups ortho to each other. Also provided are polymer compositions containing said stabilizers and articles of manufacture made from said stabilized polymer compositions.

Halogen-containing polymers stabilized with organic antimony compound

Compositions which are effective in stabilizing polymers against the deteriorative effects of heat are provided comprising (1) an organic tin compound or mixture of organic tin compounds and (2) an organic compound or mixture of organic compounds having an aromatic ring which is substituted with hydroxy (--OH) and mercapto (--SH) groups ortho to each other. Also provided are polymer compositions containing said stabilizers and articles of manufacture made from said stabilized polymer compositions.

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Cincinnati, OH, United States of America

Kenneth V Smith