Journal article
The dyeing of nylon and cotton cloth with azo dyes: Kinetics and mechanism
- Abstract:
- The mechanism of the dyeing of cotton and nylon cloth by the azo dyes Orange G and Sunset Yellow FCF was investigated using a channel flow cell. The variation in dyeing with flow rate was found to proceed via a mechanism in which the flux of dye entering the cloth relative to the flux of dye to the cloth surface decreased with increasing flow rate. A mechanism is deduced in which the dye passes from bulk solution, through a porous surface layer within the cloth, before passing into the bulk cloth. Adsorption onto surface sites in this porous layer blocks the passage of further dye into the cloth. Kinetic parameters for such a mechanism are given.
- Publication status:
- Published
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Authors
- Journal:
- JOURNAL OF COLLOID AND INTERFACE SCIENCE More from this journal
- Volume:
- 180
- Issue:
- 2
- Pages:
- 605-613
- Publication date:
- 1996-06-25
- DOI:
- ISSN:
-
0021-9797
- Language:
-
English
- UUID:
-
uuid:499899f9-1186-491e-bf22-e1a7fb7ccbad
- Local pid:
-
pubs:45248
- Source identifiers:
-
45248
- Deposit date:
-
2012-12-19
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- Copyright date:
- 1996
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