Process for the production of silanes

Details Process for the production of silanes Process for the production of silanes

1987-11-17

1988-10-04

Garvin, Patrick P.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Organic compound containing

502164, 521 31, B01J 3108

Patent

active

047756519

ABSTRACT:
Silanes are produced by the disproportionation and/or redistribution reaction of chlorosilanes using a novel catalyst having a longer life and consisting of a quaternary phosphonium salt bonded to an organic macromolecule or polymer, represented by the following general formula: ##STR1## wherein .circle.P.circle. is an organic macromolecule or polymer, A is a bridging group between phosphorus and the organic macromolecule or polymer, R.sup.1, R.sup.2 and R.sup.3 are selected from the group consisting of hydrogen, C.sub.1 -C.sub.20 alkyl groups and aralkyl groups such as benzyl and phenethyl groups, which can contain oxygen or halogen atoms, and X is a halogen atom.

REFERENCES:
patent: 3708462 (1973-01-01), McKinley et al.
patent: 4157312 (1979-06-01), Frame
patent: 4548917 (1985-10-01), Lepage et al.
patent: 4605543 (1986-12-01), Lepage et al.

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