Patent · US Expired

Use of pigment dyes for dispersion dyeing from aqueous media

US6994736B2 · kind B2 · utility

1Cited by
4References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 21, 2002
Grant dateFeb 7, 2006
Priority date
Expiry dateJan 21, 2022

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S8/933
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Use of pigments according to formula (I) wherein the substituents have the meanings as defined in claim 1 for dyeing semisynthetic or synthetic hydrophobic fiber materials in aqueous media as well as semisynthetic or synthetic hydrophobic fiber materials dyed with such pigments.

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