Perphthalic acid after-treatment of phosphonate flameproofed fab

Bleaching and dyeing; fluid treatment and chemical modification – Bleaching – Chemical

Patent

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Details

8116P, D06L 302, D06M 1332

Patent

active

039690725

ABSTRACT:
Perphthalic acid solutions remove discoloration from heat-cured phosphonate-treated fabrics.

REFERENCES:
patent: 2273774 (1942-02-01), Reichert
patent: 3639285 (1972-02-01), Nielsen
patent: 3655738 (1972-04-01), Nielsen

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