Water soluble copper complex monoazo dyestuff based upon ortho-a

Details Water soluble copper complex monoazo dyestuff based upon ortho-a Water soluble copper complex monoazo dyestuff based upon ortho-a

1977-05-19

1979-02-06

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260458C, C09B 4518, C09B 6274, D06P 138, D06P 304

Patent

active

041383958

ABSTRACT:
Water soluble, metallized monoazo dyestuffs are shown, which in the form of their free acids correspond to the general formula ##STR1## where M is copper or chromium, x is methyl or methoxy and n is 0 or an integer of 1 to 2. The new dyestuffs are useful for dyeing and printing cotton and linen and other fibrous materials and they exhibit good fastness properties to light and wet processing and in addition display excellent build-up properties.

REFERENCES:
patent: 3135730 (1964-06-01), Heyna et al.
patent: 3417073 (1968-12-01), Meininger et al.
patent: 3417074 (1968-12-01), Kuhne et al.

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