Patent · US Expired

Sheet material impregnated with a highly cross linked thermally stable epoxy composition

US4452847A · kind A · utility

23Cited by
1References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 17, 1982
Grant dateJun 5, 1984
Priority date
Expiry dateNov 17, 2002

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/3415
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An alkyl-di-substituted imidazole, is used as accelerator and co-curing agent in epoxy coating and impregnating resins useful in the manufacture of high temperature multi-layer laminates.

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