Variable permeability liquid crystalline membranes

Details Variable permeability liquid crystalline membranes Variable permeability liquid crystalline membranes

1984-06-14

1985-04-23

Van Balen, William J.

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

With charge transferring layer of specified composition

C09K 334, G02F 113

Patent

active

045130345

ABSTRACT:
The instant invention is directed to a variable permeability liquid crystalline membrane, comprising a porous structure containing a polymeric liquid crystal which can undergo a phase change.
The instant invention is also directed to a process for regulating the flow of solutes or permeants through a liquid crystalline membrane, comprising changing the phase of a polymeric liquid crystal supported by a porous structure.

REFERENCES:
patent: 3871904 (1975-03-01), Haas et al.
patent: 3977767 (1976-08-01), Okuma et al.

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