Heat-sensitive recording materials

Details Heat-sensitive recording materials Heat-sensitive recording materials

1982-05-19

1984-01-17

Morgenstern, Norman

Stock material or miscellaneous articles

Composite

282 275, 427150, 427151, 428488, 428537, 428913, B32B 904

Patent

active

044264240

ABSTRACT:
A heat-sensitive recording material comprised of a heat-sensitive layer on a support is disclosed. The layer comprises a colorless or pale-colored basic dye and a color developing material that, when heated, reacts with the basic dye to form a color. The color developing material is made of a compound having the general formula (I): ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 independently represent hydrogen or a hydroxyl group.

REFERENCES:
patent: 2505483 (1950-04-01), Green
patent: 3539375 (1970-11-01), Baum
patent: 3937864 (1976-02-01), Kohmura et al.
patent: 4028118 (1977-06-01), Nakasuji
patent: 4097288 (1978-06-01), Lawton
patent: 4219219 (1980-08-01), Sato et al.
patent: 4228222 (1980-10-01), Murakami et al.
patent: 4245857 (1981-01-01), Satomura
patent: 4283458 (1981-08-01), Igarashi et al.
patent: 4312522 (1982-01-01), Yamaguchi et al.

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