Brightener and light stabilizer salts

Details Brightener and light stabilizer salts Brightener and light stabilizer salts

1994-09-08

1996-02-20

Gupta, Yogendra N.

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544196, 544197, 544204, 544208, 544209, 544219, C07D25148

Patent

active

054930227

ABSTRACT:
Salts of organic optical brighteners or light stabilizers with compounds which contain at least one ammonium, cycloammonium or immonium group and at least one aliphatic group, cycloaliphatic group, or aromatic group bonded to at least one (up to four) carbonyl group, or heteroaromatic group. resp. basic brighteners or light stabilizers with compounds which contain a radical containing at least one carboxylic acid or sulphonic acid radical and one aliphatic, cycloaliphatic, monomeric aromatic or heteroaromatic group, or contain a C.sub.2-14 -dicarboxylic acid or amino-C.sub.2-1 -alkylcarboxylic acid radical, are eminently suitable for the brightening and light stabilizing of synthetic plastic compositions.

REFERENCES:
patent: 4025507 (1977-05-01), Fleck et al.
patent: 4115379 (1978-09-01), Perrey et al.
patent: 4576649 (1986-03-01), Oliver et al.
patent: 4587195 (1986-05-01), Ishikawa et al.
patent: 5037448 (1991-08-01), Kaul
patent: 5316553 (1994-05-01), Kaul et al.
Derwent Abstract of: DE343920, 1986.
Derwent Abstract of DE2534830, 1977.
Derwent Abstract of EP-180116, 1986.
Derwent Abstract of DD-210172, 1984.

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