Card

Details Card Card

1995-10-10

1999-04-06

Evans, Elizabeth

Stock material or miscellaneous articles

Composite

428480, 428481, 4285375, 428692, 523124, 523128, B32B 904

Patent

active

058915761

ABSTRACT:
A card having a paper as a base material laminated with decomposable plastic layers having such properties as durability, banding resistance, water resistance, chemical resistance, waterproofness, surface smoothness, glossiness end workability. Any visible information/design portion and/or a magnetic recording portion may be formed as required. The present invention improves the durability of a card using paper as a base material and provides the card which spontaneously decomposes even when left after being discarded.

REFERENCES:
patent: 3808404 (1974-04-01), Riggs
patent: 4980023 (1990-12-01), Salkinoja-Salonen
patent: 5122561 (1992-06-01), Matsumoto et al.
patent: 5138029 (1992-08-01), Nishioka et al.
patent: 5197763 (1993-03-01), Whalen
patent: 5292860 (1994-03-01), Shiotani et al.
patent: 5336871 (1994-08-01), Colgate, Jr.
patent: 5346817 (1994-09-01), Akiyama et al.
patent: 5346929 (1994-09-01), Guttag

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