Patent · US Expired

Plasma developable photoresist composition with polyvinyl formal binder

US4278753A · kind A · utility

12Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 25, 1980
Grant dateJul 14, 1981
Priority date
Expiry dateFeb 25, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/126
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A photosensitive composition useful as a photoresist which may be completely processed by dry techniques, especially by means of an oxygen plasma. The composition includes an N-vinylmonomer and an organic hydrogen compound in a binder which contributes significantly to the utility of the composition in the fabrication of micro-electronic devices.

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