Process for the preparation of silicone compounds

Details Process for the preparation of silicone compounds Process for the preparation of silicone compounds

2006-04-18

2006-04-18

Parsa, J. (Department: 1621)

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

Organic compounds

Silicon containing

Reexamination Certificate

active

07030259

ABSTRACT:
A process for preparing a silicone compound, the process comprising reacting (A) a silicon compound having silicon-bonded alkoxy groups or silicon-bonded aryloxy groups and (B) a disiloxane in the presence of (C) a carboxylic acid, (D) an acid catalyst, and (E) a carboxylic anhydride, and a process for preparing a silicone compound, the process comprising reacting (F) a silicon compound having silicon-bonded acyloxy groups and (B) a disiloxane compound in the presence of (D) an acid catalyst, (E) a carboxylic anhydride, and (G) an alcohol.

REFERENCES:
patent: 6147243 (2000-11-01), Onodera et al.
patent: HEI 11-217389 (1999-08-01), None
patent: 2000-186095 (2000-07-01), None

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