Patent · US Active

Blends for composite materials

US9193862B2 · kind B2 · utility

0Cited by

3References

21Claims

0Family size

Assignee

BASF SE

Inventors

Lionel Gehringer · Schaffhouse-près-Seltz, FR
Gregor Daun · Trochtelfingen, DE
Michael Henningsen · Bischofswerda, DE
Rainer Klopsch · Worms, DE
Olivier Fleischel · Eckbolsheim, FR

Key dates

Filing date	Feb 21, 2013
Grant date	Nov 24, 2015
Priority date	—
Expiry date	Oct 26, 2033

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2205/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The subject matter of the present invention relates to a blend comprising an epoxy resin, a cyclic carbonate, and a hardener comprising a polyalkoxypolyamine, another amine, and a catalyst, to a process for producing said blend, to the use of the blend of the invention for producing cured epoxy resin, and also to an epoxy resin cured with the blend of the invention, and in particular to fiber-reinforced cured epoxy resins for use in rotor blades for wind turbines.

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