New azodisperse dyes with 4-hydroxymethyl-2-pyrazolin-5-one ring for dyeing polyester fabrics, Part 5

4-Hydroxymethyl-2-pyrazolin-5-one was used for the preparation of new 4-arylazo-4-hydroxymethyl-2-pyrazolin-5-one and the 4,4′-bisazo ( o-, m- and p-phenylene) derivatives. Assessments of their dyeing performance on polyester fabrics are considered.

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Bibliographic Details
Published in:Dyes and pigments 2008, Vol.76 (2), p.379-385
Main Authors: Metwally, M.A., Khalifa, M.E., Amer, F.A.
Format: Article
Language:English
Subjects:
Azo coupling
Diazonium salts
Disperse dyes
Fastness properties
Polyester fabric
Pyrazolin-5-one
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Description
Summary:4-Hydroxymethyl-2-pyrazolin-5-one was used for the preparation of new 4-arylazo-4-hydroxymethyl-2-pyrazolin-5-one and the 4,4′-bisazo ( o-, m- and p-phenylene) derivatives. Assessments of their dyeing performance on polyester fabrics are considered.
ISSN:0143-7208
1873-3743
DOI:10.1016/j.dyepig.2006.08.048