Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1989-09-21
1991-07-16
Spear, Frank
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
55 16, 21050028, B01D 6136
Patent
active
050322796
ABSTRACT:
Disclosed is a method of separating a first fluid from a mixture with a second fluid by placing the mixture in contact with a polyimidesiloxane membrane. The first fluid preferentially passes through the membrane, thereby separating the fluids. The polyimidesiloxane can be blended with 40 to 99 weight percent polyetherketone. Also disclosed is a fluid separating module comprising a polyimidesiloxane membrane, means for placing a mixture of fluids in contact with only one side of the membrane, and means for collecting fluid that passes through the membrane.
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Article by G. L. Tullos et al., in Proceeding of 3rd Int'l. SAMPE Electronics Conference, p. 219 (1989).
Article by Joseph Haggin in C&EN, May 4, 1987, p. 27, titled "High-Temperature Membrane Separates Gases".
Fuerle Richard D.
Occidental Chemical Corporation
Spear Frank
Tao James F.
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