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Preparation of some new red fluorescent 4-cyanocoumarin dyes

✍ Scribed by P. Moeckli

Book ID
103547934
Publisher
Elsevier Science
Year
1980
Tongue
English
Weight
633 KB
Volume
1
Category
Article
ISSN
0143-7208

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## Abstract A new series of sulphur dyes was prepared by fusion of aminoquinones and aryl‐azo compounds with sodium polysulphide. These dyes possessed all round good fastness properties and their tendering effects on cellulosic materials were estimated. The complex chemical nature of the prepared d