Preparation of mixtures of methyltin trichloride and dimethyltin dichloride from stanic chloride and dimethyltin dichloride without catalyst and conversion to mixed methyltin mercaptide stabilizers

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United States of America Patent

PATENT NO 4434102
SERIAL NO

06227899

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Abstract

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A process for making a mixed product of dimethyltin dichloride and methyltin trichloride by reacting dimethyltin dichloride with stannic chloride without catalyst. The mixed product is useful as an intermediate, without further purification, in the preparation of corresponding mercaptide stabilizer for vinyl chloride polymers.

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Patent Owner(s)

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WITCO CHEMICAL CORPORATIONDE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Liauw, Koei-Liang Wyckoff, NJ 6 12
Spiegelman, Gerald Wayne, NJ 2 1

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