Patent · US Expired

Alkoxyalkyl ester solubility inhibitors for phenolic resins

US5085972A · kind A · utility

32Cited by
3References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 26, 1990
Grant dateFeb 4, 1992
Priority date
Expiry dateNov 26, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/111
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Solubility inhibitors for phenolic resins are disclosed, which when used in phenolic resin/iodonium salt positive printing plate constructions result in significantly increased sensitivity. The solubility inhibitors contain an alkoxyalkyl ester moiety. Also disclosed are presensitized lithogaphic plates containing the solubility inhibitors and a process for developing a photoimage.

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