Birch, Stewart, Kolasch & Birch, LLP
Dye for fiber and dyeing method
A dyeing method includes immersing a fiber into a dye for dyeing the fiber, in which the dye includes indigo and indirubin, and the indigo and the indirubin have a weight ratio of 20:1 to 80:1. The indigo in the dye has a concentration of 0.1% o.w.f. to 5% o.w.f. The dyed fiber may simultaneously have high luminance, high color saturation, high strength of colorization, and sufficient colorfastness.
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
C D C
C09B D06P C09B
inventional inventional inventional
Hung-Yu Hsiang-Yuan Ya-Lin Yu-Ju Jie-Len Jhong-De Pei-Ching Chang-Jung
Liao Chu Lin Lin Huang Lin Chang Chang