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.

Date of Patent:
Feb. 27, 2024

Filed:

Apr. 09, 2020
Applicant:

Covestro Intellectual Property Gmbh & Co. KG, Leverkusen, DE;

Inventors:

Christopher Schirwitz, Leverkusen, DE;

Tim Hungerland, Cologne, DE;

Tanja Grueter-Reetz, Krefeld, DE;

Helmut Kruells, Meerbusch, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 69/00 (2006.01); C08K 3/34 (2006.01); C08K 3/30 (2006.01); C08K 5/42 (2006.01); C08G 64/04 (2006.01); C08J 3/00 (2006.01); C08K 3/22 (2006.01); C08L 51/06 (2006.01);
U.S. Cl.
CPC ...
C08L 69/00 (2013.01); C08G 64/04 (2013.01); C08J 3/005 (2013.01); C08K 2003/2241 (2013.01); C08K 2003/3045 (2013.01); C08L 51/06 (2013.01); C08L 2201/02 (2013.01);
Abstract

The present invention relates to a thermoplastic composition comprising at least one aromatic polycarbonate, talc, at least one anhydride-modified alpha-olefin polymer, at least one organic flame retardant selected from: fluoropolymer-containing anti-drip agents, fluorinated sulfonic acid salts, organic phosphoric acid esters, phosphazenes or mixtures of at least two of the abovementioned agents and barium sulfate. The invention further relates to a production process for such a composition and to a molded article producible from this composition. The composition contains barium sulfate in an amount of ≥3% by weight based on the total weight of the composition. ≥5% by weight is preferred.


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