Inert atmosphere indigo dyeing

Bleaching and dyeing; fluid treatment and chemical modification – Dye or potential dye composition – additive – treatment,... – Sulfur dye or vat dye

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Details

8148, 8918, C09B 700

Patent

active

042831989

ABSTRACT:
Oxidation in a leuco indigo dyebath is decreased by enclosing the air-liquor interface whereby enclosed air is depleted of oxygen by the dyebath components.

REFERENCES:
patent: 678 (1838-04-01), Woodcroft
patent: 2920932 (1960-01-01), Barnhill
patent: 4082502 (1978-04-01), von der Eltz

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