Stable bleaching compositions containing fluorescent whitening a

Details Stable bleaching compositions containing fluorescent whitening a Stable bleaching compositions containing fluorescent whitening a

1991-03-28

1992-08-18

Stoll, Robert L.

Compositions

Oxidative bleachant, oxidant containing, or generative

Free halogen or oxy-halogen acid type

25218725, 252 95, C01B 1106

Patent

active

051396955

ABSTRACT:
The present invention relates to a stable aqueous hypochlorite solution which contains at least one specific fluroescent whitening agent of the bis(benzofuranyl) type, to the preparation thereof, and to the use of said composition for simultaneously bleaching and whitening materials in the home and in industry. These bleach solutions are stable for several months.

REFERENCES:
patent: 3393153 (1968-07-01), Zimmerer et al.
patent: 3655566 (1972-04-01), Robinson et al.
patent: 4002423 (1977-01-01), Sahm et al.
patent: 4028263 (1977-06-01), Gray
patent: 4235732 (1980-11-01), Beyer
patent: 4457855 (1984-07-01), Sudbury et al.
patent: 4474677 (1984-10-01), Foxlee
patent: 4552680 (1985-11-01), Hartman et al.
Kirk-Othmer Encyclopedia of Chem. Technology 3rd ed. vol. 3, pp. 554-555, 940-943, John Wiley & Sons, N.Y.

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