Patent · US Active

Compositions containing polycarbonate and novel UV absorbers

US7652082B2 · kind B2 · utility

1Cited by

4References

11Claims

0Family size

Assignee

BASF SE

Inventors

Claus Rüdiger · Krefeld, DE
Frank Buckel · Krefeld, DE
Peter Schwarz · Speyer, DE
Jurgen Rohner
Tanja Gruter-Reetz · Krefeld, DE

Key dates

Filing date	Aug 30, 2006
Grant date	Jan 26, 2010
Priority date	—
Expiry date	Feb 22, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31507
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A thermoplastic compositions containing polycarbonate and a UV absorbing compound conforming to Formula 1wherein R denotes a branched or unbranched alkyl group with 4 to 10 carbon atoms is disclosed. The composition is suitable for making molded or extruded articles, including multilayered articles exhibiting improved weatherability.

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