Reverse osmosis membranes based on hydroxyalkyl methacrylate and

Details Reverse osmosis membranes based on hydroxyalkyl methacrylate and Reverse osmosis membranes based on hydroxyalkyl methacrylate and

1982-11-09

1983-11-15

Bell, James J.

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

427244, 428398, 428500, B07C 900

Patent

active

044154550

ABSTRACT:
Good salt rejection, flux characteristics and resistance to degradation are obtained with semi-permeable reverse osmosis membranes made by coating a microporous substrate with a copolymer of a hydroxy containing methacrylic ester and methacrylic acid, and cross-linking the copolymer subsequent to deposition on the substrate.

REFERENCES:
patent: 3963618 (1976-06-01), Muir
patent: 3969452 (1976-07-01), Ciliberti et al.
patent: 4005012 (1977-01-01), Wrasidlo
patent: 4039440 (1977-08-01), Cadotte
patent: 4268463 (1981-05-01), Aoyagi et al.

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