Process for the preparation of dimethyldichlorosilane

Details Process for the preparation of dimethyldichlorosilane Process for the preparation of dimethyldichlorosilane

1985-03-19

1985-11-12

Shaver, Paul F.

Organic compounds -- part of the class 532-570 series

Organic compounds

Silicon containing

C07F 712

Patent

active

045529736

ABSTRACT:
A process for the preparation of dimethyldichlorosilane from the low-boiling and high-boiling by-products of the direct synthesis of methylchlorosilane, comprising reacting methyltrichlorosilane simultaneously with the low-boiling components having a high content of methyl groups and with the high-boiling non-cleavable components, in the presence of a catalyst, at a temperature between about 250.degree. C. and 400.degree. C. and under a pressure of up to 100 bar.

REFERENCES:
patent: 2647136 (1953-07-01), Sauer
patent: 2647912 (1953-08-01), Barry et al.
patent: 2717257 (1955-09-01), Bluestein
patent: 3384652 (1968-05-01), Hamilton
patent: 4477631 (1984-05-01), Faure et al.

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