Stable concentrated liquid preparation of a paper dye of the cop

Details Stable concentrated liquid preparation of a paper dye of the cop Stable concentrated liquid preparation of a paper dye of the cop

1976-06-30

1978-09-05

Schofer, Joseph L.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 1XA, 8 7, 2603145, 162162, 8 92, D06P 1384, D06P 114, C09B 4704, D21H 380

Patent

active

041116500

ABSTRACT:
There is disclosed a stable concentrated liquid preparation of a paper dye of the copper phthalocyanine class, which preparation contains 15 to 50 per cent by weight of the dye of the formula

REFERENCES:
patent: 2863875 (1958-12-01), Bienert et al.
patent: 2989360 (1961-06-01), Mautner
patent: 3148933 (1964-09-01), Randall et al.
patent: 3651058 (1972-03-01), Poole et al.
patent: 3784599 (1974-01-01), Jefferies
patent: 3954796 (1976-05-01), Kuster
patent: 4039346 (1977-08-01), Kranz
patent: 4048189 (1977-09-01), Kienzle

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