Patent · US Expired

Alkali developable photopolymer crystalline composition

US4555473A · kind A · utility

9Cited by
10References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 6, 1984
Grant dateNov 26, 1985
Priority date
Expiry dateDec 6, 2004

Classification

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

Abstract

Photopolymerizable crystalline composition having a crystallinity index of at least 0.2 which comprises: (a) at least one ethylenically unsaturated monomer, (b) at least one photoinitiator, (c) at least one acidic polymeric binder and (d) a crystalline matrix forming compound having a melting point of 50.degree. to 200.degree. C. The compositions are useful in film form as photoresists, litho films, etc.

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