Patent · US Expired

Process for trichromatic dyeing polyamide fibers

US4579561A · kind A · utility

10Cited by
3References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 9, 1985
Grant dateApr 1, 1986
Priority date
Expiry dateJan 9, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S534/01
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A trichromatic dye system for the dyeing of synthetic polyamide fibers, the system including an acid red dye component, an acid blue dye component, and an acid yellow dye component, each of the dye components being compatible from a performance standpoint.

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