Process for the production of crack-free semi-permeable inorgani

Details Process for the production of crack-free semi-permeable inorgani Process for the production of crack-free semi-permeable inorgani

1984-09-05

1987-12-08

Spear, Frank

Liquid purification or separation

Filter

Material

427245, B01D 1300

Patent

active

047117192

ABSTRACT:
A process for the production of dry, crack-free mechanically and chemically stable, thin, semi-permeable, inorganic membranes by coating a microporous support of sintered metal oxide or metal hydroxide with a stable sol of Boehemite particles and subsequently drying and heating the coated support.

REFERENCES:
patent: 3434912 (1969-03-01), Peri
patent: 3923654 (1975-12-01), O'Hern
patent: 3944658 (1976-03-01), Yoldas
patent: 4251377 (1981-02-01), Schleinitz
patent: 4412921 (1983-11-01), Leung et al.
patent: 4473476 (1984-09-01), McMillan et al.
Patents Abstracts of Japan, vol. 3, No. 27(C-39), Mar. 7, 1979, p. 65 C39.
JP-A-54 2276 (Mitsubishi Kasei Kogyo K.K.) (09-01-1979) Abstract.

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