Granular dyestuff preparations based on polyvinylalcohol as the

Details Granular dyestuff preparations based on polyvinylalcohol as the Granular dyestuff preparations based on polyvinylalcohol as the

1974-08-08

1976-07-06

Cockeram, H.S.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 85R, 8 88, 260 913VA, 526 7, 526 11, C08F11606, C09B 6700

Patent

active

039679225

ABSTRACT:
Pulverulent or granular dyestuff preparations containing water-soluble dyestuffs and polyvinyl alcohol are suitable for the preparation of concentrated dyestuff solutions in water, water-soluble organic solvents or in mixtures thereof.

REFERENCES:
patent: 1768795 (1929-03-01), Sheppard et al.
patent: 1845452 (1932-02-01), Teller
patent: 2155658 (1930-04-01), Herrmann et al.
patent: 2265283 (1941-12-01), Herrmann et al.
patent: 2643211 (1953-06-01), Den Beste
patent: 3079356 (1963-02-01), Oda et al.
patent: 3113674 (1963-12-01), Kiefer et al.
patent: 3304297 (1967-02-01), Wegmann et al.
patent: 3492250 (1970-01-01), Deyrup
Diserens, Dyeing & Printing, Reinhold, New York, (1948) pp. 7-22.

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