Patent · US Expired

Fluorine containing dicyanate resins

US4745215A · kind A · utility

56Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 3, 1987
Grant dateMay 17, 1988
Priority date
Expiry dateApr 3, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31547
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

4,4'-(Hexafluoroisopropylidene) bisphonol dicyanate and related compounds have reduced dielectric constant, reduced moisture absorption, and increase Tg making such compounds especially suitable for various electronic applications, such as circuit packaging or in forming prepregs and circuit boards.

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