Patent · US Expired

Polycarbonate molding materials exhibiting improved mechanical properties

US6596800B1 · kind B1 · utility

5Cited by

1References

11Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Michael Zobel · Bridgwater, GB
Thomas Eckel · Dormagen, DE
Dieter Wittmann · Leverkusen, DE
Bernd Keller · Lompoc, US

Key dates

Filing date	Jun 1, 2001
Grant date	Jul 22, 2003
Priority date	—
Expiry date	Jun 1, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L51/04
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A thermoplastic molding compositions comprising thermoplastic polycarbonate and an additive amount of a zinc compound having an average particle diameter of 1 nm to 20 &mgr;m is disclosed. The composition has an improved crude shade and improved mechanical properties.

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