Metal-free barrier-layer films

Details Metal-free barrier-layer films Metal-free barrier-layer films

1992-05-20

1993-07-27

Buffalow, Edith

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

428 367, 428349, 428483, 428516, 428520, B32B 702

Patent

active

052309487

ABSTRACT:
The invention relates to composite films having a particularly good barrier effect against gases and water vapor without a metal layer, for example of aluminum, having to be present.

REFERENCES:
patent: 4421823 (1983-12-01), Theisen et al.
patent: 4654240 (1987-03-01), Johnston
patent: 4788105 (1988-11-01), Mueller et al.
patent: 5045369 (1991-09-01), Kobayashi et al.
patent: 5073419 (1991-12-01), Kansupada et al.
patent: 5175036 (1992-12-01), Smiley et al.

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