Effect of Electrolytes on the Dyeing of Polyacrylonitrile Fiber with Anthraquinone Cation Dyes

Author:

De Giorgi Maria Rita1,Alberti Guido1,Cerniani Ado2

Affiliation:

1. Istituto di Chimica Organica, Università di Cagliari, Cagliari, Italy

2. Dipartimento di Scienze Chimiche, Università di Cagliari, Cagliari, Italy

Abstract

The effect of various electrolytes on the dyeing rate and on the adsorption isotherms of two anthraquinone cation dyes was studied. The relative synthesis and fastness tests are reported. The results clearly indicate that the retarding effect of the various elec trolytes is related to the ionic radius of the cation of the electrolyte. A linear correlation was found between the saturation values, calculated with the Langmuir isotherms, and the radius of the hydrated ions.

Publisher

SAGE Publications

Subject

Polymers and Plastics,Chemical Engineering (miscellaneous)

Cited by 3 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Acrylic (Polyacrylonitrile) Fibres;Physico-chemical Aspects of Textile Coloration;2015-12-25

2. Diffusion-limited sorption of dyes on modified acrylics and acrylic copolymers;Polymer;1995-03

3. Acrylic;Chemical Principles of Synthetic Fibre Dyeing;1995

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