Removal of silylated compounds from solvent and gas waste stream

Details Removal of silylated compounds from solvent and gas waste stream Removal of silylated compounds from solvent and gas waste stream

1998-06-25

2000-01-11

Shaver, Paul F.

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

Organic compounds

Silicon containing

556412, 556466, 556467, C02F 208

Patent

active

060138211

ABSTRACT:
The present invention provides a method of removing silylated compounds from a solvent or gas waste stream, comprising treating the waste stream with sulfuric acid to form a silylated sulfuric acid ester and separating the ester from the waste stream. The invention further provides for recovering a silylated compound from the separated ester.

REFERENCES:
patent: 5068011 (1991-11-01), Lee et al.
patent: 5443697 (1995-08-01), Berg
patent: 5493042 (1996-02-01), Ault et al.
The Canadian Journal of Chemical Engineering, vol. 66, Oct., 1988; pp. 802-807, Al-Jarallah, et al. "Kinetics of Methyl Tertiary Butyl Ether Synthesis Catalyzed by Ion Exchange Resin".

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