Patent · US Expired

Difunctional photoinitiators

US7084183B2 · kind B2 · utility

13Cited by

4References

11Claims

0Family size

Assignee

Ciba Specialty Chemcials Corp. · US

Inventors

Andre Fuchs · Kandern, DE
Rinaldo Husler · Basel, CH
Christian Schregenberger · Olsberg, CH
Martin Kunz · Weil am Rhein, DE

Key dates

Filing date	Oct 31, 2002
Grant date	Aug 1, 2006
Priority date	—
Expiry date	Jan 24, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F2/50
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The invention relates to α-hydroxy ketones of formula I or IIa; or mixtures of compounds of formula I and II; or mixtures of compounds of formulae Ia and IIa

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