Siloxy phosphonate as stabilizing agent for polydiorganosiloxane

Details Siloxy phosphonate as stabilizing agent for polydiorganosiloxane Siloxy phosphonate as stabilizing agent for polydiorganosiloxane

1997-04-11

1998-01-20

Shaver, Paul F.

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

Organic compounds

Silicon containing

528 14, 528 23, C07F 708

Patent

active

057103003

ABSTRACT:
A method for stabilizing a mixture comprising a polydiorganosiloxane and an alkali metal. The method comprises contacting a polydiorganosiloxane and an alkali metal with a siloxy phosphonate described by formula ##STR1## where each R.sup.1, R.sup.2, and R.sup.3 is an independently selected hydrocarbon comprising one to about 12 carbon atoms, n=0 or 1, and x, y, and z are integers, where x=1 to 1000, y=0 to 1000, and z=0 to 1000.

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patent: 5481014 (1996-01-01), Graiver et al.
patent: 5659056 (1997-08-01), Hergenrother et al.

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