Patent · US Expired

Process for preparing thermally stable crosslinked epoxy resins

US4972029A · kind A · utility

4Cited by

2References

4Claims

0Family size

Assignee

Wacker Chemie AG · DE

Inventors

Christian Herzig · Waging am See, DE
Bernward Deubzer · Burghausen, DE
Josef Esterbauer · Bodelshausen, DE

Key dates

Filing date	Mar 20, 1989
Grant date	Nov 20, 1990
Priority date	—
Expiry date	Mar 20, 2009

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L83/08
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Thermally stable, crosslinked epoxy resins are obtained by crosslinking an epoxy resin with a silicon compound containing a basic nitrogen which is bonded to silicon via carbon and to which at least 1 hydrogen atom is bonded directly to the nitrogen atom, and thereafter conditioning the crosslinked epoxy resin.

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