Patent · US Expired

Silicon-containing positive resist and use in multilayer metal structures

US5422223A · kind A · utility

33Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 13, 1994
Grant dateJun 6, 1995
Priority date
Expiry dateJul 13, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/0757
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Photosensitive silicon-containing resist compositions comprising hydroxyphenylsilsesquioxanes and siloxanes partially estersified with diazonaphthoquinone sulfonyloxy groups for imageable O.sub.2 RIE barrier films. Methods for forming image patterns on substrates using these photosensitive silicon-containing resist compositions are also provided.

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