Patent ID: 9731245
Date: 2017-08-15
CPC Classifications: B01D,Y02C

Claim:
1. A method of removing a gas from a mixture, the method comprising: contacting a first side of a first dense silicone membrane, wherein the first dense silicone membrane is a free-standing membrane, with a feed mixture comprising a first gas component and at least one of a second gas component and a first liquid component; and contacting a second side of the membrane with a sweep liquid consisting essentially of an organosilicon fluid consisting essentially of a silane, a polysilane, a siloxane, a polysiloxane or a combination of two or more of a silane, a polysilane, a siloxane, and a polysiloxane, to produce a permeate mixture on the second side of the membrane and a retentate mixture on the first side of the membrane, wherein the permeate mixture is enriched in the first gas component, and the retentate mixture is depleted in the first gas component.