Patent · US Expired

Dimeric bisacylphosphines, oxides and sulfides

US5723512A · kind A · utility

28Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 27, 1996
Grant dateMar 3, 1998
Priority date
Expiry dateJun 27, 2016

Classification

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

Abstract

##STR1## in which Z is oxygen or sulfur, PA1 n and m are independently of one another 0 or 1, PA1 R.sub.1, R.sub.2, R.sub.3, R.sub.4 and X are as defined in claim 1, are suitable as photoinitiators for the polymerization of ethylenically unsaturated compounds.

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