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:
Mar. 29, 2005
Filed:
Nov. 02, 2001
Applicants:
Detlef Bumann, Alsbach-Hähnlein, DE;
Andreas Fetzer, Bickenbach, DE;
Michael Meier-kaiser, Alsbach-Hähnlein, DE;
Inventors:
Detlef Bumann, Alsbach-Hähnlein, DE;
Andreas Fetzer, Bickenbach, DE;
Michael Meier-Kaiser, Alsbach-Hähnlein, DE;
Assignee:
Roehm GmbH & Co., KG, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
C08G064/00 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to a polycarbonate composite material which can be thermoplastically shaped and which comprises at least two layers. The invention is characterised in that at least one layer comprises an LOI value of lower than 29 and at least one layer comprises an LOI value of higher than 29. The invention also relates to methods for producing said material, the use of the same and flame-proof polycarbonate moulded parts.