Aqueous dispersions and their use for treating textiles

Details Aqueous dispersions and their use for treating textiles Aqueous dispersions and their use for treating textiles

1997-07-23

1999-09-21

Green, Anthony

Compositions

Light transmission modifying compositions

Ultraviolet

811556, 8442, 8607, 252 861, 252 881, 252 891, 568333, D06M 1312, F21V 906

Patent

active

059550058

ABSTRACT:
An aqueous dispersion comprising at least one of the UV absorbing compounds of the following formulae I, II or III as below defined: A--B (I); A--C--A (II); or B--A--B (III); wherein in Formula (I) and (II) ##STR1## and in Formula III, A is ##STR2## Y being a direct bond, a substitute C.sub.1-4 alkylene group, ##STR3## and R.sub.1 to R.sub.5 independently of each other are hydrogen; C.sub.4-4 alkyl, the alkyl optionally being substituted; aryl; heterocyclyl; or any two of R.sub.1 to R.sub.5 which are adjacent, together form part of a ring, with the proviso that no more than four of R.sub.1 to R.sub.5 are hydrogen.

REFERENCES:
patent: 3322705 (1967-05-01), Kauder et al.
patent: 3580927 (1971-05-01), Wear
patent: 4631066 (1986-12-01), Minemura et al.
patent: 5498345 (1996-03-01), Jollenbeck et al.
Derwent abstract of Japanese 58157881 (Sep. 1983).
Chemical Abstracts vol. 88, 1978 137415 abstract of Japanese Patent specification No. 52-093462 (Aug. 1977).
European Search Report (Oct 1977).

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