Color developers and thermographic record compositions containin

Details Color developers and thermographic record compositions containin Color developers and thermographic record compositions containin

1982-06-15

1984-11-13

Hess, Bruce H.

Compositions: coating or plastic

Coating or plastic compositions

Hectographic or copying

106 21, 106 22, 106 23, 106 31, 427151, 346210, 346211, 346212, 346216, 346217, 346225, B41M 518, B41M 522, C09D 1100

Patent

active

044823789

ABSTRACT:
The present invention relates to thermographic record compositions and to novel color developers for thermographic compositions consisting of:

REFERENCES:
patent: 3413138 (1968-11-01), Georgalas et al.
patent: 3539375 (1970-11-01), Baum et al.
patent: 3746675 (1973-07-01), Blose et al.
V. Grignand, et al., "Traite de Chimie Organique," Tome XXI, 1953, Chapter: Benzothiazoles Vicinaux, pp. 737-785.
Curtis, "Quantitative Determination and Separation of Copper with Benzotriazole," Industrial and Engineering Chemistry, Analytical Edition, vol. 13, No. 5, May 15, 1941.
Benson, et al., "The Chemistry of Vicinal Triazoles," Chemical Reviews, vol. 46, (1950), pp. 1-7, 38-51, and 62-65.

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