Patent · US Expired

Process for the preparation of polycarbonate

US7091302B2 · kind B2 · utility

1Cited by

6References

8Claims

0Family size

Assignee

Bayer MaterialScience AG · DE

Inventors

Jörg Kirchhoff
Thomas König · Nuremberg, DE
Klemens Kohlgrüber · Lingen (Ems), DE
Steffen Kuhling · Meerbusch, DE
Melanie Mothrath · Mülheim an der Ruhr, DE
Dirk Meirvenne · Krefeld, DE

Key dates

Filing date	Apr 14, 2005
Grant date	Aug 15, 2006
Priority date	—
Expiry date	Apr 14, 2025

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G64/307
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention describes a process for the preparation of polycarbonate. The process includes

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