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:
May. 09, 2023

Filed:

Apr. 09, 2018
Applicant:

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

Inventors:

Shoujun Li, Shanghai, CN;

Zhenyu Huang, Shanghai, CN;

Xiaoxiang Wang, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 69/00 (2006.01); C08K 5/523 (2006.01); C08K 3/34 (2006.01); C08K 5/103 (2006.01); C08L 25/12 (2006.01);
U.S. Cl.
CPC ...
C08L 69/00 (2013.01); C08K 3/34 (2013.01); C08K 5/103 (2013.01); C08K 5/523 (2013.01); C08K 2201/006 (2013.01); C08L 25/12 (2013.01); C08L 2201/08 (2013.01); C08L 2203/20 (2013.01); C08L 2205/03 (2013.01);
Abstract

A polycarbonate composition comprising: (A) a polycarbonate; (B) an acrylonitrile-styrene copolymer in an amount of 0 to 15 wt % by weight, based on 100 wt % by weight of the total amount of the components (A) to (D); (C) inorganic filler in an amount of 19 to 33% by weight, wherein talc is contained in an amount of 13 to 33% by weight, based on 100% by weight of the total amount of the components (A) to (D); (D) an organic phosphorus compound-based flame retardant, the component (D) being present in an amount of >2.5 to <7.5% by weight, based on 100% by weight of the total amount of the components (A) to (D); and (E) a fluorine-containing anti-dripping agent; wherein the talc has a specific surface area of 4 to 18 m/g, as measured by B.E.T. method in accordance with DIN ISO 9277:2014-01; the talc has a median particle diameter Dof 3 to 18 μm, as measured by laser diffraction method. A molded article prepared from the polycarbonate composition, and the use of the polycarbonate composition in the manufacture of chassis or frame in the parts of electrical, electronic and information technology applications.


Find Patent Forward Citations

Li, Shoujun. (2023). Polycarbonate composition, molded article prepared from same, and use thereof (U.S. Patent No. 11643549). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11643549

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