Patent · US Expired

Compositions containing polycarbonate

US6713181B2 · kind B2 · utility

2Cited by

7References

11Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Rudiger Gorny · Dorpsstraat, US
Siegfried Anders · Recklinghausen, DE
Wolfgang Nising · Sankt Augustin, DE
Wolfgang Ebert · Krefeld, DE

Key dates

Filing date	Feb 3, 2003
Grant date	Mar 30, 2004
Priority date	—
Expiry date	Feb 3, 2023

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31507
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A thermoplastic molding composition is disclosed. The composition that contains a polymer selected from the group consisting of a polycarbonate, a transparent polycarbonate-polyester-blend, a copolyestercarbonate and a transparent polyester and a compound of formula (I) and one or more compounds of formula (II) wherein a is 1 to 17, b is 0 to 16, c is 6 to 14, d is 3 to 7, e is 6 to 14, f is 3 to 7, g is 5 to 40 and a+b is 9 to 25 and n is 1 to 10, was found to be especially suitable for co-extrusion applications.

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