Patent · US Expired

Curable dielectric polyphenylene ether-polyepoxide compositions

US5089343A · kind A · utility

14Cited by
18References
39Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 1989
Grant dateFeb 18, 1992
Priority date
Expiry dateAug 3, 2009

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31688
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Curable polyphenylene ether-polyepoxide compositions containing 1-methylimidazole as the primary curing catalyst have improved latency properties and are useful in the preparation of laminates and bonding sheets for printed circuit boards.

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