Multilayered polyurethane film and the use thereof as packaging

Details Multilayered polyurethane film and the use thereof as packaging Multilayered polyurethane film and the use thereof as packaging

1993-12-16

1995-03-07

Nakarani, D. S.

Stock material or miscellaneous articles

Structurally defined web or sheet

Including components having same physical characteristic in...

206455, 2065249, 428 352, 428 357, 428217, 428220, 428323, 428328, 428331, 4284233, 4289033, B32B 702, B32B 2720, B32B 2740, G03C 300

Patent

active

053956818

ABSTRACT:
The present invention relates to a multilayered polyurethane film and the utilization thereof as packaging material for photosensitive, in particular photographic material.

REFERENCES:
patent: 4435450 (1984-03-01), Coleman
patent: 4912740 (1990-03-01), Liese, Jr.
patent: 5110643 (1992-05-01), Akao et al.
patent: 5268215 (1993-12-01), Krenceski et al.
P. A. Hepburn 1982, "Polyurethane Elastomers", pp. 1-7.

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