Patent · US Expired

Derivatives of aryl ketones and p-dialkyl-aminoarylaldehydes as visible sensitizers of photopolymerizable compositions

US4162162A · kind A · utility

126Cited by
3References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 8, 1978
Grant dateJul 24, 1979
Priority date
Expiry dateMay 8, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/121
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention relates to new photopolymerizable compositions. More particularly, this invention pertains to photopolymerizable compositions containing photodissociable initiators in combination with selected sensitizers derived from aryl ketones and p-dialkylaminoarylaldehydes that absorb in the visible region of the spectrum.

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