Patent · US Expired

Dyes, a process for their preparation and their use

US6353094B1 · kind B1 · utility

0Cited by

7References

14Claims

0Family size

Assignee

Ciba Specialty Chemicals Corporation · US

Inventors

Athanassios Tzikas · Pratteln, CH
Herbert Klier · Bad Krozingen, DE

Key dates

Filing date	Mar 15, 2000
Grant date	Mar 5, 2002
Priority date	—
Expiry date	Mar 15, 2020

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09B62/082
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Dyes of the formula in which Me, R1, X1, A, u and q are as defined in the specification are particularly suitable for dyeing cotton and produce dyeings with good all-round properties.

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