Patent · US Expired

Method of pattern formation utilizing radiation-sensitive resin composition containing monooxymonocarboxylic acid ester solvent

US5494784A · kind A · utility

11Cited by
13References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 16, 1994
Grant dateFeb 27, 1996
Priority date
Expiry dateDec 16, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/0085
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A radiation-sensitive resin composition comprising a solution of an alkali-soluble resin and a radiation-sensitive compound in a solvent comprising a monooxymonocarboxylic acid ester. This composition has a high storage stability (i.e., a very small amount of fine particles are formed during storage) and is suited for use as a resist for making integrated circuits.

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