Patent · US Expired

Negative resist and radical scavenger composition with capability of preventing post-irradiation polymerization

US4279986A · kind A · utility

4Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 23, 1979
Grant dateJul 21, 1981
Priority date
Expiry dateJul 23, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/118
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A lithographic resist for use in microfabrication comprising a negative-type resist containing a radical scavenger capable of preventing post-irradiation reaction.

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