Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Patent
1973-10-05
1976-01-13
Hamrock, William F.
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
8168, 8169, 8 92, D06P 382
Patent
active
039321215
ABSTRACT:
A novel process for the dyeing of modified polyester fibers containing sulfonate group, as well as mixed fibers and union fabrics thereof with other fibrous materials with cationic dyestuff is provided. The dyeing is carried out in the presence of one or more of aliphatic dicarboxylic acid diesters containing 8 to 14 carbon atoms. The resulting dyeings possess an outstanding fastness properties especially fastness to light.
REFERENCES:
patent: 3545910 (1970-12-01), Ong
patent: 3681005 (1972-08-01), von der Eltz et al.
patent: 3723055 (1973-03-01), Hooper et al.
Imagome Hiroshi
Ishizaki Sumio
Kawakami Kazuo
Sugiyama Genpei
Hamrock William F.
Hodogaya Kagaku Kogyo Kabushiki Kaisha
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