Catalyst – solid sorbent – or support therefor: product or process – In form of a membrane
Patent
1988-10-31
1990-09-18
Konopka, Paul E.
Catalyst, solid sorbent, or support therefor: product or process
In form of a membrane
55 16, 55158, 21050021, 21050025, 21050026, 21050027, 427244, 435176, 435177, 502 7, 502 62, 502401, 502415, B01D 7106, B01D 7102, B01J 2028, B01J 2022
Patent
active
049578901
ABSTRACT:
A treated permeable inorganic membrane having good chemical stability over a pH range of from 1 to 14. The monomolecular layer of organic acid material is formed on the membrane surface by contacting phosphonic acid having the formula RPO(OH).sub.2 ; phosphinic acid having the formula RR'PO(OH); monocarboxylic acids having the formula RCOOH; dicarboxylic acids having the formula R"(COOH).sub.2 ; or boronic acid having the formula RB(OH).sub.2.
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Cross Kathryn
Hsieh H. Philip
Martin Edward S.
Quayle William H.
Wefers Karl
Alexander Andrew
Aluminum Company of America
Konopka Paul E.
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