Magnetic impulse record element laminate and method of making sa

Details Magnetic impulse record element laminate and method of making sa Magnetic impulse record element laminate and method of making sa

1973-05-03

1976-01-27

Ansher, Harold

Stock material or miscellaneous articles

Structurally defined web or sheet

Laterally noncoextensive components

40 22, 156241, 156309, 156333, 427131, 428200, 428329, 428336, 428339, 428520, 428900, 428914, G11B 570, G11B 580, G11B 584, B32B 3112

Patent

active

039353613

ABSTRACT:
A laminated article comprising a magnetic impulse record element secured to a vinyl plastic member through an interface of a composition containing polyvinyl chloride, polyvinyl acetate and polyvinyl alcohol. The interface contributes to the formation of a record element of improved quality when the latter is transferred as a magnetic coating from a carrier to the vinyl plastic member in a hot stamping operation.

REFERENCES:
patent: 2819186 (1958-01-01), Franck
patent: 3041222 (1962-06-01), Malmquist
patent: 3149995 (1964-09-01), Bauer
patent: 3149996 (1964-09-01), Wagner et al.
patent: 3497411 (1970-02-01), Chebiniak
patent: 3515590 (1970-06-01), Lazzarini et al.
patent: 3639166 (1972-02-01), Fellows et al.
patent: 3725184 (1973-04-01), Scopp
patent: 3754959 (1973-08-01), Peters et al.
patent: 3808079 (1974-04-01), Akashi et al.

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