Resinous laminates having improved gas permeation and resistance

Details Resinous laminates having improved gas permeation and resistance Resinous laminates having improved gas permeation and resistance

1973-08-16

1976-01-06

Lesmes, George F.

Stock material or miscellaneous articles

Composite

Of polyamide

428 35, 428 36, 428423, 428483, 428519, 428520, 428522, 260857C, 260899B, 260859, 260873, 264176, 426106, B32B 2708, C08G 4104

Patent

active

039314499

ABSTRACT:
A resin laminate structure comprising a layer of a polymer selected from the group consisting of polyolefins and saponified products of ethylene-vinyl acetate copolymers and a layer of a blend comprising (A) a polyolefin and (B) a saponified product of an ethylene-vinyl acetate copolymer having an ethylene content of 25 to 50 mole % and a degree of saponification of at least 96% at an A:B mixing weight ratio ranging from 98:2 to 2:98, said two layers being laminated so that they are adjacent to each other.

REFERENCES:
patent: 3419654 (1968-12-01), Chiba et al.
patent: 3496061 (1970-02-01), Freshour et al.
patent: 3552638 (1971-01-01), Quackenbush
patent: 3595740 (1971-07-01), Gerow
patent: 3673055 (1972-06-01), Sheld
patent: 3767523 (1973-10-01), Schwarz
patent: 3847728 (1974-11-01), Hirata et al.
Chem. Ab., 75:6914w, Soki, 1971.

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