Process for evaluating the solubility of a colorant

Details Process for evaluating the solubility of a colorant Process for evaluating the solubility of a colorant

1985-08-08

1987-04-07

Yarbrough, Amelia B.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 22, 2524081, 424 2, 424 71, C09D 1102

Patent

active

046558357

ABSTRACT:
In a recording liquid comprising, as essential components, a colorant in an amount necessary to image formation, water, and a water-miscible organic solvent, said recording liquid is characterized in that the total number of colonies in the Ames test thereof is not more than four times that of the control test using sterilized water.

REFERENCES:
patent: 3846141 (1974-11-01), Ostergren et al.
patent: 4024096 (1977-05-01), Wachtel
patent: 4153467 (1979-05-01), Yano et al.
patent: 4165399 (1979-08-01), Germonprez
patent: 4170482 (1979-10-01), Mansukhani
patent: 4269627 (1981-05-01), Hwang
patent: 4272538 (1981-06-01), Makovec et al.
patent: 4285727 (1981-08-01), Uehara et al.
patent: 4353988 (1982-10-01), Couse et al.
patent: 4377697 (1983-03-01), Fellner et al.
B. Ames, et al., Mutatron Research, 31 (1975) 347-64.

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