Process for dyeing paper

Details Process for dyeing paper Process for dyeing paper

1991-02-22

1993-04-20

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Dye concentrate composition wherein an additional amount of...

8641, 8648, C09B 6700

Patent

active

052038769

ABSTRACT:
The dyes of formula ##STR1## wherein R, M and n are as defined in claim 1, are preeminently suitable for dyeing paper in blue shades.

REFERENCES:
patent: 4118182 (1978-10-01), Smith
patent: 4314816 (1982-02-01), Tullio
Dictionary of Organic Compounds, vol. 3, Jan. 1982, p. 3161.
Dictionary of Organic Compounds, vol. 1, Jan. 1982, p. 233.
W. Groebke et al., Chem. and Technical Progress in the Dyeing of Paper, Rev. Progress Coloration, vol. 14, pp. 132-138, Jul. 1984.
Chim. Ind. (Milan), 58(5), 320-322 (May 1976) corres. to Chem. Absts., 85: 95624y.
Tinctoria, 75(3), 73-80 (Mar. 1978), Corres. to Chem. Abstr., 90: 88723e.

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