Bleaching compositions and method for bleaching substrates direc

Details Bleaching compositions and method for bleaching substrates direc Bleaching compositions and method for bleaching substrates direc

1998-12-16

2000-09-12

Gupta, Yogendra

Cleaning compositions for solid surfaces, auxiliary compositions

Cleaning compositions or processes of preparing

With oxygen or halogen containing chemical bleach or oxidant...

510302, 8111, C11D 300, C11D 3395, D06L 302

Patent

active

061178330

ABSTRACT:
A bleach composition and a method for bleaching stains is provided, the composition including a C.sub.7 -C.sub.20 aromatic aldehyde and an imide, the latter being particularly N-hydroxyphthalimide. Air is employed as a source of oxygen which combines with the aldehyde to form the bleach active species. Peroxides, inorganic persalts and bleach precursors are unnecessary elements for the bleach systems of this invention.

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