Bleaching and dyeing; fluid treatment and chemical modification – Treatment of hides – skins – feathers and animal tissues – Tanning
Patent
1976-02-03
1978-04-11
Kight, III, John
Bleaching and dyeing; fluid treatment and chemical modification
Treatment of hides, skins, feathers and animal tissues
Tanning
8 65, 8 88, 8171, 8173, D06P 304, D06P 512, D06P 522
Patent
active
040836827
ABSTRACT:
Variably dyed nylon yarn is produced by nonuniformly applying to the yarn a reagent effective to alter the affinity of the portions of yarn so treated to a dyestuff, followed by dyeing of the yarn with the dyestuff.
REFERENCES:
patent: 3449057 (1969-06-01), Ward
patent: 3724997 (1973-04-01), Von Der Elitz et al.
patent: 3743477 (1973-07-01), Egli et al.
patent: 3775045 (1973-11-01), Buehler et al.
patent: 3926548 (1975-12-01), Moriyama et al.
patent: 3986235 (1976-10-01), Norris
Kight III John
Rohm and Haas Company
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