Patent · US Expired

Low dielectric constant polymers having good adhesion and toughness and articles made with such polymers

US6790792B2 · kind B2 · utility

5Cited by
10References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 29, 2002
Grant dateSep 14, 2004
Priority date
Expiry dateApr 29, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K1/0326
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A cured polyphenylene polymer having a glass transition temperature no greater than 465° C. An integrated circuit article having a fracture toughness as determined by the modified edge liftoff test of at least 0.3 MPa-m1/2.

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