Ultra-thin, uniform sol-gel coatings

Details Ultra-thin, uniform sol-gel coatings Ultra-thin, uniform sol-gel coatings

1990-02-23

1992-12-29

Lusignan, Michael

Coating processes

With post-treatment of coating or coating material

Heating or drying

4273884, 4273935, 4274301, 427435, 428412, 428447, 428450, B05D 302

Patent

active

051750279

ABSTRACT:
A method of coating a substrate with a uniform, ultra-thin film of a polymer comprising immersing a substrate having active hydrogens on its surface in a solution comprising at least one hydrolyzable metal alkoxide of a polymeric network-forming cation, water, a solvent and a base, said solution having undergone substantially no polymer growth, for a time sufficient to form in situ said film on said substrate, removing and drying said coated substrate.

REFERENCES:
patent: 3258382 (1966-06-01), Vincent
patent: 4636440 (1987-01-01), Jada
patent: 4965091 (1990-10-01), Fratello et al.

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