Patent · US Expired

Photoinitiator compositions containing O-acylthiohydroxamate or an N-alkoxypyridinethione and photohardenable compositions containing the same

US4954415A · kind A · utility

6Cited by
6References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 1989
Grant dateSep 4, 1990
Priority date
Expiry dateMar 9, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/121
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photoinitiator composition comprising a compound which absorbs actinic radiation and directly or indirectly generates free radicals, and an O-acylthiohydroxamate compound or an N-alkoxypyridine thione; photohardenable compositions containing that photoinitiator composition; and photosensitive materials employing same.

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