Patent · US Expired

Triazinyldiaminostilbene compounds useful as ultraviolet absorbers and as fluorescent whitening agents

US5744599A · kind A · utility

8Cited by

1References

19Claims

0Family size

Assignee

Ciba Specialty Chemicals Corporation · US

Inventors

Dieter Reinehr · Kandern, DE
Claude Eckhardt · Riedisheim, FR
Robert Hochberg · Glückstadt, DE
Werner Kaufmann · Rheinfelden, CH
Georges Metzger · Mœrnach, FR

Key dates

Filing date	Feb 21, 1996
Grant date	Apr 28, 1998
Priority date	—
Expiry date	Feb 21, 2016

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD06M2200/25
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

The present invention relates to new compounds which are useful as ultraviolet absorbing agents (UVAs) and as fluorescent whitening agents (FWAs), and to a method of improving the sun protection factor (SPF) of textile fibre material, especially cotton, polyamide and wool, treated with the new compounds and with certain known compounds.

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