Blends of polyvinyl alcohol and ethylene-vinyl alcohol copolymer

Details Blends of polyvinyl alcohol and ethylene-vinyl alcohol copolymer Blends of polyvinyl alcohol and ethylene-vinyl alcohol copolymer

1983-05-02

1984-08-07

McCamish, Marion

Stock material or miscellaneous articles

Composite

Of addition polymer from unsaturated monomers

428 35, 428515, 525 57, 525 58, B32B 2708

Patent

active

044644388

ABSTRACT:
Blends of polyvinyl alcohol, and ethylene-vinyl alcohol copolymer containing a processing aid such as polyamide, polyurethane or polyoxazoline are melt extrudable into paper-like films having excellent oxygen barrier and grease resistance properties.

REFERENCES:
patent: 3997489 (1976-12-01), Cokes
patent: 4228250 (1980-10-01), Pritchett
patent: 4254169 (1981-03-01), Schroeder
patent: 4261482 (1981-04-01), Yamada et al.
patent: 4281045 (1981-07-01), Sumi
patent: 4365041 (1982-12-01), Okamoto et al.

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