Patent · US Expired

Pattern-forming method and radiation resist for use when working this pattern-forming method

US5192643A · kind A · utility

7Cited by
1References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 22, 1991
Grant dateMar 9, 1993
Priority date
Expiry dateJan 22, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/143
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Disclosed is a method of forming a pattern by irradiating a resist, which comprises irradiating a resist composed mainly of a polymer or copolymer comprising structural units represented by the following general formula (1): ##STR1## where R represents a hydrocarbon group containing at least one Si atom, patternwise with an energy beam, and developing the irradiated resist pattern.

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