Aqueous dispersion and substrate coated with the same

Details Aqueous dispersion and substrate coated with the same Aqueous dispersion and substrate coated with the same

1993-08-09

1994-04-12

Michl, Paul R.

Coating processes

With post-treatment of coating or coating material

Heating or drying

4273884, 428461, 428515, B32B 1508, B32B 2706, B32B 2730, B32B 2708

Patent

active

053024176

ABSTRACT:
An aqueous dispersion comprising a dispersoid of an ethylene-vinyl alcohol copolymer having an ethylene content of 15 to 65 mole % and a dispersion stabilizer of a saponified product of an ethylene-vinyl ester copolymer having an ionic group and having an ethylene content of 10 to 70 mole % and a saponification degree of at least 80%. According to the present invention, aqueous dispersions with high solid concentration and having excellent stability during storage or upon use. The film obtained by applying and then drying the aqueous dispersion has excellent gas barrier properties.

REFERENCES:
patent: 3620435 (1971-11-01), Sogi
patent: 4289830 (1981-09-01), Knott, II
patent: 4487789 (1984-12-01), Iwanami et al.
patent: 5053257 (1991-10-01), Hasegawa et al.

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