The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 15, 1993
Filed:
Feb. 24, 1992
Applicant:
Inventors:
Georg Heger, Krefeld, DE;
Holger Lutjens, Cologne, DE;
Gerd Fengler, Krefeld, DE;
Karl-Erwin Piejko, Bergisch-Gladbach, DE;
Josef Buekers, Krefeld, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
525 66 ; 525 67 ; 525133 ; 525146 ; 525148 ; 525425 ; 525433 ; 526288 ;
Abstract
The invention relates to compatible blends having good surfaces of aromatic polycarbonates or poly(ester) carbonates and polyamides and, optionally, graft polymers and typical additives with addition of polymers containing sulfonamide units as compatibilizers, to a process for the production of these blends and to their use for the production of moldings having good surface properties.