Transport of acid dye in nylon and conce
โ
Eizo Sada; Hidehiro Kumazawa; Shinichi Mizutani; Tetsuo Ando
๐
Article
๐
1987
๐
John Wiley and Sons
๐
English
โ 439 KB
๐ 2 views
The dyeing kinetics of an acid dye (C.I. Acid Blue 40) in a nylon 6 film were investigated using partition-cell and film-roll methods at 80ยฐC and pHs 2.3 and 3.05. The concentration dependence of diffusion coefficient of the dye in the nylon substrate measured by both methods was interpreted in term