Heat-sensitive recording composition

Details Heat-sensitive recording composition Heat-sensitive recording composition

1977-03-04

1978-06-13

Sebastian, Leland A.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

8 2, 8 4, 8 7, 96 90R, 252 1, 428913, 106 26, C09D 1100, G03C 152

Patent

active

040946878

ABSTRACT:
A heat reactive recording composition capable of acquiring a stable color in selected regions contrasting with the background color of the sheet upon exposing these regions to an elevated temperature and comprising a paper or polymeric film substrate and a coating comprising (1) an N-substituted condensation product of a heterocyclic diimino compound and an aromatic aldehyde and (2) a cyclic polyketo compound reactive with amines and amides at elevated temperatures to form a color.

REFERENCES:
patent: 3969316 (1976-07-01), Ramey et al.

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