Method for the preparation of methacryloxypropyldimethylchlorosi

Details Method for the preparation of methacryloxypropyldimethylchlorosi Method for the preparation of methacryloxypropyldimethylchlorosi

1995-07-17

1996-02-20

Shaver, Paul F.

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

Organic compounds

Silicon containing

C07F 708

Patent

active

054930391

ABSTRACT:
The instant invention pertains to a method for the preparation of methacryloxypropyldimethylchlorosilane that is very efficient, yields a very pure methacryloxypropyldimethylchlorosilane, and produces little alpha-methylpropionyloxypropyldimethylchlorosilane impurity.
The instant invention comprises the addition reaction between allyl methacrylate and dimethylchlorosilane in the presence of hydrosilylation catalyst, wherein the water content of the allyl methacrylate does not exceed 200 ppm.

REFERENCES:
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patent: 4558111 (1985-12-01), Tolentino
patent: 4780555 (1988-10-01), Bank
patent: 4946977 (1990-08-01), Bernhardt et al.
patent: 5117027 (1992-05-01), Bernhardt et al.
patent: 5145979 (1992-09-01), Takatsuna et al.
patent: 5262555 (1993-11-01), Okawa et al.
Polymerization of Poly(dimethylsiloxane) macromers: 1. Copolymerization with styrene, vol. 26, pp. 437-442, Mar. 1985.

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