Patent · US Expired

Thin film wiring board

US5686191A · kind A · utility

5Cited by
1References
6Claims
0Family size

Assignees

Inventors

Key dates

Filing dateNov 7, 1995
Grant dateNov 11, 1997
Priority date
Expiry dateNov 7, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31721
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A thermosetting resin composition comprising (A) a thermosetting polyimide and (B) a bismaleimide and showing a modulus of elasticity of 10.sup.7 to 10.sup.2 dyne/cm.sup.2 during heat curing thereof is suitable for forming an adhesive film used in a thin film wiring board having excellent heat resistance and high reliability.

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