Fibre-reactive anthraquinone dyes, their preparation and the use

Details Fibre-reactive anthraquinone dyes, their preparation and the use Fibre-reactive anthraquinone dyes, their preparation and the use

1994-09-19

1996-02-20

Bernhardt, Emily

Organic compounds -- part of the class 532-570 series

Organic compounds

Polycyclo ring system containing anthracene configured ring...

8445, 8643, 8676, 8916, 8924, 25218212, 2521823, 544380, 552209, 552224, 552225, 552226, 552227, 552228, 552230, 552231, 552232, 552233, 552234, 552235, 552237, 552240, 552241, 552243, 552244, 552245, 552247, 552249, 552251, 552255, 552258, 552259, C09B 116, C07D295205, C07D29526

Patent

active

054930367

ABSTRACT:
The invention relates to fibre-reactive anthraquinone dyes of formula ##STR1## wherein R.sub.1, R.sub.2, B, U, R and n are as defined in claim 1. The anthraquinone dyes of formula (1) are suitable for dyeing or printing hydroxyl group containing or nitrogen-containing fibre materials and give dyeings or prints of good allround fastness properties.

REFERENCES:
patent: 3632611 (1972-01-01), Kenmochi
patent: 3920632 (1975-01-01), Hohmann
patent: 4301080 (1981-11-01), Adam
patent: 5023325 (1991-06-01), Tzikas
patent: 5081296 (1992-01-01), Tzikas
patent: 5352247 (1994-10-01), Adam
E. R. Trotman, Dyeing and Chemical Technology of Textile Fibres, Fifth Edition (1975).

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