Title:
【発明の名称】染料の制御添加を用いたポリアミド染色法
Document Type and Number:
Japanese Patent JPH06502693
Kind Code:
A
Abstract:
A process for the dyeing of a fibrous article containing fibers of a polyamide polymer with at least one anionic dye. The process includes immersing the article in a liquid dyeing bath of a substantially nonaqueous solvent medium and heating to a temperature at least equal to the dyeing transition temperature of the fiber. The anionic dye is added to the dyeing bath so that the rate of dye addition is the primary control over the rate of dye uptake by the article.
Inventors:
Holfeld, Winfried Thomas
Man fucking, Dale Emmet
Man fucking, Dale Emmet
Application Number:
JP50105492A
Publication Date:
March 24, 1994
Filing Date:
November 08, 1991
Export Citation:
Assignee:
E. I. Dupont Do Nemour & Company
International Classes:
D06P1/00; D06P1/39; D06P3/24; (IPC1-7): D06P3/24
Attorney, Agent or Firm:
Heiyoshi Odashima (1 person outside)