Thermosensitive recording materials

Details Thermosensitive recording materials Thermosensitive recording materials

1981-11-19

1983-08-30

Hess, Bruce H.

Stock material or miscellaneous articles

Composite

Of wax or waxy material

282 275, 427150, 427151, 427152, 428531, 428692, 428913, B41M 518

Patent

active

044017219

ABSTRACT:
A novel thermosensitive recording material suitable for credit cards, season tickets or passes, and the like to be used for a relatively long period comprises a substrate, a first thermosensitive layer having an acidic developer dispersed in a solid vehicle and laminated on the substrate, and a second thermosensitive layer having a leuco-dye dispersed in a solid vehicle and laminated on the first thermosensitive layer. The recording material can further have a primer layer, an overcoat layer and/or a magnetic recording layer.

REFERENCES:
patent: 3847645 (1974-11-01), De Laurentis et al.
patent: 3965282 (1976-06-01), Jansseus et al.
patent: 4098114 (1978-07-01), Asao et al.
patent: 4183553 (1980-01-01), Petitpierre

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