Patent · US Active

High-temperature (co)polycarbonates containing phthalimide and having improved rheological properties

US9718951B2 · kind B2 · utility

0Cited by

10References

9Claims

0Family size

Assignee

Covestro Deutschland AG · DE

Inventors

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

Key dates

Filing date	Apr 1, 2014
Grant date	Aug 1, 2017
Priority date	—
Expiry date	Apr 1, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2207/04
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to (co)polycarbonate compositions and molding compounds, characterized by improved theological properties and a high heat deflection temperature.

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