Enzymatic method for overdyeing warp dyed denim textiles

Details Enzymatic method for overdyeing warp dyed denim textiles Enzymatic method for overdyeing warp dyed denim textiles

1997-07-28

1999-07-20

Liott, Caroline D.

Bleaching and dyeing; fluid treatment and chemical modification

Using enzymes, dye process, composition, or product of dyeing

8441, 8552, 8553, 8557, 8649, 8918, 8930, D06P 132, D06P 360, D06P 502

Patent

active

059251484

ABSTRACT:
The present invention relates to methods of overdyeing a warp dyed denim textile, comprising treating the textile in an aqueous dye liquor with a dye system which comprises an effective amount of (a) one or more mono-, di- or polycyclic aromatic or heteroaromatic compounds and (b) (i) a hydrogen peroxide source and at least one enzyme exhibiting peroxidase activity and/or (ii) at least one enzyme exhibiting oxidase activity on the one or more aromatic or heteroaromatic compounds.

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