Patent · US Expired

Process for dyeing and printing nickel-containing polyolefins

US4118185A · kind A · utility

0Cited by

1References

13Claims

0Family size

Assignee

Hoechst GmbH · DE

Inventors

Reinhard Mohr · Offenbach am Main, DE
Kurt Hohmann · Ybbs an der Donau, AT

Key dates

Filing date	Sep 29, 1976
Grant date	Oct 3, 1978
Priority date	—
Expiry date	Sep 29, 1996

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S8/928
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

It has been found that nickel-containing polyolefins can be dyed and printed in deep colors and with very good to excellent fastness properties when a thiazole-azo-(3-cyano-2,6-dihydroxypyridine) dyestuff is used.

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