| 摘要 |
A polyvinyl chloride resin stabilizer is provided having a high concentration of tin, in the range from about 10% to about 42% by weight, and a high concentration of sulfur, within the range from about 8% to about 42% sulfur, comprising at least one monoorganotin or diorganotin mercapto alkanol carboxylic ester (or mercapto alkyl carboxylate), mono or poly sulfide and preferably mixed monoorganotin and diorganotin mercaptoalkyl carboxylic acid ester sulfides, especially having 4 to 50% of the diorganotin compound. Polyvinyl chloride resin compositions are also provided, containing these compounds.
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