Patent · US Expired

Positive type photosensitive resin composition

US4384037A · kind A · utility

15Cited by
6References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 2, 1981
Grant dateMay 17, 1983
Priority date
Expiry dateMar 2, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/111
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A photosensitive resin composition comprising a 1,2-quanonediazide compound and a copolymer consisting essentially of (A) a conjugated diolefinic compound, (B) a monoolefinically unsaturated compound and (C) an .alpha.,.beta.-ethylenically unsaturated carboxylic acid. Said composition can provide a positive type resist which is difficult to break and excellent in adhesion to a substrate.

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