Process for fabricating porous silicone product
First Claim
1. A process for fabricating a porous silicone product by utilizing silicone emulsion capable of forming an elastomer by removal of water therefrom, said silicone emulsion comprising a water emulsion of an organopolysiloxane, a cross-linking agent, and a curing catalyst, said process comprising the steps of:
- freezing said silicone emulsion; and
drying said frozen silicone emulsion, whereby water is sublimed therefrom and said porous silicone product is obtained.
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Abstract
A process of fabricating a porous silicone product utilizing a silicone emulsion capable of forming an elastomer by removal of water therefrom. The silicone emulsion comprises a water emulsion of an organopolysiloxane, a cross-linking agent, and a curing catalyst. The process comprises the steps of freezing the silicone emulsion, and drying the frozen silicone emulsion, whereby water is sublimed therefrom and the porous silicone product is obtained. The resulting porous silicone product is best utilized as a selective permeable membrane for separation of a liquid component from a liquid solution containing two or more liquid components.
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Citations
6 Claims
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1. A process for fabricating a porous silicone product by utilizing silicone emulsion capable of forming an elastomer by removal of water therefrom, said silicone emulsion comprising a water emulsion of an organopolysiloxane, a cross-linking agent, and a curing catalyst, said process comprising the steps of:
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freezing said silicone emulsion; and drying said frozen silicone emulsion, whereby water is sublimed therefrom and said porous silicone product is obtained. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification