Mixtures of fluorescent whitening agents

Details Mixtures of fluorescent whitening agents Mixtures of fluorescent whitening agents

1988-12-05

1989-12-26

Niebling, John F.

Compositions

Organic luminescent material containing compositions

Optical brightening compositions

25230121, 25230124, 25230128, C09K 1106

Patent

active

048896551

ABSTRACT:
Mixtures of fuorescent whitening agents comprising 5 to 45 parts by weight of 4,4'-bis(cyanovinyl)stilbene and 95 to 55 parts by weight of a compound of formula ##STR1## and the use of said mixtures and compositions containing them for whitening polyester fibres and textile material containing polyester fibres.

REFERENCES:
patent: 4008166 (1977-02-01), Luthi
patent: 4108887 (1978-08-01), Fleck et al.
patent: 4196229 (1980-04-01), Fleck et al.
patent: 4336155 (1982-06-01), Martini et al.
patent: 4338079 (1983-06-01), Suzuki et al.
patent: 4363744 (1982-12-01), Gunther et al.
patent: 4447350 (1984-05-01), Martini et al.

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