Title:
DISPERSE DYE COMPOSITION SUITABLE FOR COLORED DISCHARGE AND COLORING TREATMENT AND DYEING METHOD USING THE COMPOSITION
Document Type and Number:
Japanese Patent JPH0741691
Kind Code:
A
Abstract:
PURPOSE: To obtain a speck-free dyed product having excellent dispersion stability in strongly acidic state.
CONSTITUTION: This disperse dye composition suitable for colored discharge and coloring treatment contains a disperse dye and a sodium lignosulfonate containing 0.4-1 sulfonic acid groups based on one lignin-constitution unit. The weight ratio of the disperse dye to the sodium lignosulfonate is 1 to 0.25-4.
Inventors:
KONISHI KAZUHISA
HAMAZAKI TOMOHIRO
HAMAZAKI TOMOHIRO
Application Number:
JP20568793A
Publication Date:
February 10, 1995
Filing Date:
July 28, 1993
Export Citation:
Assignee:
HOECHST MITSUBISHI KASEI
International Classes:
C09B67/38; C09B67/46; D06P1/46; D06P1/62; (IPC1-7): C09B67/38; C09B67/46; D06P1/46; D06P1/62
Attorney, Agent or Firm:
Yokokura Yasuo
Next Patent: 部品移送装置