Method for the preparation of organosilanes containing methacryl

Details Method for the preparation of organosilanes containing methacryl Method for the preparation of organosilanes containing methacryl

1988-09-19

1990-08-07

Shaver, Paul F.

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

Organic compounds

Silicon containing

C97F 708, C97F 718

Patent

active

049469770

ABSTRACT:
The present invention is in the preparation of methacrylic or acryloxyalkylalkoxysilanes by the reaction at a temperature of from 80.degree. and 130.degree. C. of an alkali (meth) acrylate with a halogen alkylalkoxysilane in the presence of a quaternary ammonium salt which has long-chin alkyl moieties, in which the sum of all carbon atoms is between 10 and 40 as a phase-transfer catalyst. In the new procedure no solvents need to be used. The yields are better than 95%.

REFERENCES:
patent: 2550205 (1951-04-01), Speier
patent: 2582568 (1952-01-01), Speier
patent: 2956044 (1960-10-01), Merker
patent: 3258477 (1966-06-01), Plueddemann et al.
patent: 3878263 (1975-04-01), Martin
patent: 4478990 (1984-10-01), Kohns et al.
patent: 4568260 (1986-02-01), Ballenkamp et al.

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