Patent · US Expired

Chemically amplified positive resist compositions

US5731126A · kind A · utility

25Cited by
8References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 1996
Grant dateMar 24, 1998
Priority date
Expiry dateApr 3, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/0045
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A chemically amplified positive resist composition comprising a specific polysiloxane having a terminal silanol group protected with a trimethylsilyl group, a photoacid generator and optionally a dissolution inhibitor is provided.

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