I.D. cards

Stock material or miscellaneous articles – Structurally defined web or sheet – Laterally noncoextensive components

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Details

40 22, 283 7, 283 8R, 156228, 156327, 156331, 428192, 428203, 428483, 428916, B32B 300, B32B 2706

Patent

active

041017013

ABSTRACT:
Novel products including I.D. cards or I.D. credit cards and laminar assemblies useful in preparing same. Essentially, the invention resides in the discovery that a layer comprising specific ethylene copolymers or mixtures thereof and a layer comprising a hydroxylated polymer can function as especially effective heat-activatable adhesive systems for such products. The invention also presents processes for I.D. cards and I.D. credit cards.

REFERENCES:
patent: 3148061 (1964-09-01), Haas
patent: 3581417 (1971-06-01), Andrews et al.
patent: 3582439 (1971-06-01), Thomas
patent: 3645823 (1972-02-01), Merk et al.
patent: 3655494 (1972-04-01), Buzzell
patent: 3716439 (1973-02-01), Maeda

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