Patent · US Expired

Photoresist composition comprising an interpolymer of a silicon-containing monomer and an hydroxystyrene

US4788127A · kind A · utility

18Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 17, 1986
Grant dateNov 29, 1988
Priority date
Expiry dateNov 17, 2006

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/0758
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photoresist composition comprises a photosensitive compound and an interpolymer of a silicon-containing monomer and an hydroxystyrene. The resist composition exhibits superior thermal stability and dissolution rate and good resistance to an oxygen plasma etch.

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