Process for dyeing skins and furs

Details Process for dyeing skins and furs Process for dyeing skins and furs

1974-07-11

1976-08-03

Marquis, Melvyn I.

Bleaching and dyeing; fluid treatment and chemical modification

Treatment of hides, skins, feathers and animal tissues

Tanning

8 1K, 8 88, 8 89R, 8 93, D06P 300

Patent

active

039726754

ABSTRACT:
A new process for dyeing furs and skins below 70.degree.C is provided, which process is carried out with aqueous dyebaths containing a dyestuff, up to 15 g per liter of the whole preparation of an organic non-ionizable oxo compound with only limited solubility in water and optionally an emulsifier for these compounds.
According to this process furs and skins can be dyed in deep and level shades with a broad scope of dyestuffs without any pretreatments for improving the dye-receptivity of the substrates.

REFERENCES:
patent: 3352755 (1967-11-01), Lerner
patent: 3726636 (1973-04-01), Baderscher et al.

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