Patent · US Expired

Rapid dyeing of polyester fibers with a mixture of disperse dyes

US4432770A · kind A · utility

6Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 1982
Grant dateFeb 21, 1984
Priority date
Expiry dateNov 17, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S534/07
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Disclosed is a method of rapid dyeing a substrate comprising polyester fibres at a temperature above 100.degree. C. comprising bringing into contact with the substrate an aqueous dyebath containing a mixture of at least two disperse dyes having each individually specific physicochemical properties.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.