Azo dyes for thermotransfer printing

Details Azo dyes for thermotransfer printing Azo dyes for thermotransfer printing

1993-12-14

1995-03-14

Hess, B. Hamilton

Record receiver having plural interactive leaves or a colorless

Having plural interactive leaves

428195, 428913, 428914, B41M 5035, B41M 538

Patent

active

RE0348775

ABSTRACT:
Azo dyes useful for thermotransfer printing have the formula ##STR1##

REFERENCES:
patent: 4933226 (1990-06-01), Evans et al.
patent: 5101035 (1992-03-01), Bach et al.
Derwent Japanese Patents Report, vol. 79, No. 46, 14 Dec. 1979, London, GB, Seite 2 Canon K.K.: "Heat-Sensitive Sheet for Latent Image Production".
Patent Abstracts of Japan, vol. 10, No. 109 (M-472) (2166), 23 Apr. 1986.

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