Process for reinforcing structurally fragile inorganic fabrics

Coating processes – With post-treatment of coating or coating material – Liquid extraction of coating constituent or cleaning coating

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427353, 427354, 4273855, 4274301, 429251, B05D 300, B05D 118, B05D 302, H01M 216

Patent

active

042333474

ABSTRACT:
Chemically stable polymers in aqueous alkaline solutions are dissolved in a strongly polar solvent, thoroughly dispersed from this solvent into and throughout the interstices of porous inorganic fabrics and subsequently separated from said solvent by precipitation to provide a homogeneous reinforcement of the structural properties of said fabrics.

REFERENCES:
patent: 3100721 (1963-08-01), Holden
patent: 3190766 (1965-06-01), Yuan
patent: 3429727 (1969-02-01), Hochberg
patent: 3647554 (1972-03-01), Arrance et al.
patent: 3749604 (1973-07-01), Langer et al.
patent: 3861963 (1975-01-01), Arrance et al.
patent: 4098930 (1978-07-01), Nakayama et al.

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