Patent · US Active

Multilayer composite material containing special polycarbonate compositions as a matrix material

US11505665B2 · kind B2 · utility

0Cited by

10References

13Claims

0Family size

Assignee

Covestro Deutschland AG · DE

Inventors

Rolf Wehrmann · Krefeld, DE
Helmut-Werner Heuer · Krefeld, DE
Anke Boumans · Goch, DE
John BAUER · Kitzingen, DE

Key dates

Filing date	Dec 12, 2018
Grant date	Nov 22, 2022
Priority date	—
Expiry date	Jul 17, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08K5/5313
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The present invention relates to a composite material comprising one or more fibre layers composed of a fibre material and an aromatic polycarbonate-based matrix material. The fibre layer(s) is/are embedded in the matrix material. The present invention further relates to a process for producing these fibre composite materials, to multilayer composite materials comprising several layers of fibre composite material, and to the use of the composite materials for production of components or housing components or housings, and to the components, housing components or housings themselves.

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