Compositions – Organic luminescent material containing compositions – Optical brightening compositions
Patent
1996-05-02
1997-12-09
Bonner, Melissa
Compositions
Organic luminescent material containing compositions
Optical brightening compositions
510324, 510325, 510516, 25230122, 25230123, 25230124, 25230125, 25230126, 25230127, 25230128, 25230129, 2523013, 25230131, 25230132, 25230135, C11D 342
Patent
active
056956878
ABSTRACT:
The present invention provides an anhydrous fluorescent whitening agent formulation comprising:
a) 5 to 60, preferably 15 to 45% by weight of a fluorescent whitening agent or a mixture thereof;
b) 0 to 10, preferably 0 to 2% by weight of a stabiliser or a mixture thereof;
c) 0 to 10, preferably 0.5 to 2% by weight of a dispersant or a mixture thereof;
d) 0 to 10, preferably 0.5 to 2% by weight of an auxiliary or a mixture thereof; and
e) an anhydrous dispersion medium or a mixture thereof to make up 100% by weight, each based on the total weight of the formulation.
The formulation is useful for the preparation of detergents.
REFERENCES:
patent: 3754964 (1973-08-01), Seuret et al.
patent: 4058480 (1977-11-01), Lohmann et al.
patent: 4235597 (1980-11-01), Reinert
patent: 4397652 (1983-08-01), Neumann
patent: 4460374 (1984-07-01), Abel et al.
patent: 4559150 (1985-12-01), Becker et al.
patent: 4585875 (1986-04-01), Heiss
patent: 5437818 (1995-08-01), Ehlis et al.
Derwent Chem. Abstracts, 76-52289x (DD 120047) May 20, 1976.
Schroeder Serge
Zelger Josef
Bonner Melissa
Ciba Specialty Chemicals Corporation
Mansfield Kevin T.
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