Process to remove manganese dioxide from wet process denim fiber

Details Process to remove manganese dioxide from wet process denim fiber Process to remove manganese dioxide from wet process denim fiber

1991-02-07

1993-04-27

Willis, Jr., Prince

Bleaching and dyeing; fluid treatment and chemical modification

Bleaching

Chemical

8101, 8102, D06L 302

Patent

active

052058352

ABSTRACT:
A process is provided in which manganese dioxide stains in denim fabric which has been partially decolorized with potassium permanganate are neutralized or removed by an aqueous solution of peracetic acid containing at least 1 part by weight acetic acid and 1.5 parts by weight hydrogen peroxide per part by weight peracetic acid.

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