Patent · US Expired

Production of blend systems by the condensation of oligocarbonates in the presence of mass-polymerized ABS

US5416161A · kind A · utility

2Cited by

7References

6Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Werner Nielinger · Krefeld, DE
Hermann Kauth · Krefeld, DE
Dieter Wittmann · Leverkusen, DE
Dieter Freitag · Krefeld, DE
Karsten-Josef Idel · Krefeld, DE

Key dates

Filing date	Dec 13, 1993
Grant date	May 16, 1995
Priority date	—
Expiry date	Dec 13, 2013

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L69/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to a process for producing polymer blends from polycarbonate and mass-polymerized ABS by the condensation of oligocarbonate in the presence of mass-polymerized ABS.

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