Water vapor barrier laminate for packaging

Details Water vapor barrier laminate for packaging Water vapor barrier laminate for packaging

1988-05-05

1990-03-27

Lesmes, George F.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428349, 428482, 428483, 428516, 428523, B32B 702

Patent

active

049121030

ABSTRACT:
A transparent, flexible, heat sealable, water vapor barrier laminate, for use in forming a protective package, which is formed from three layers secured to each other by separate layers of laminating adhesive. One outer layer is a protective material consisting of a polyester film; the center layer is a barrier material consisting of a fluid compression rolled, monoaxially molecuarly oriented, high density polyethylene film; and the other outer layer is another protective material consisting of an ionomer film.

REFERENCES:
patent: 4352850 (1982-10-01), Yamamoto et al.
patent: 4705707 (1987-11-01), Winter
patent: 4753845 (1988-06-01), Sumi et al.

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