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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.:

US 12774387 B1

PDFFull Text
Date of Patent:
Oct. 27, 2026

Filed:

Nov. 18, 2021

Polycarbonate composition, method for the manufacture thereof, and articles formed therefrom

Applicant:

Shpp Global Technologies B.v., Bergen op Zoom, NL;

Inventors:

Anna Sangregorio, Breda, NL;

Mark Adrianus Johannes Van Der Mee, Etten Leur, NL;

Tony Farrell, Bergen op Zoom, NL;

Peter Vollenberg, Evansville, IN (US);

Rahul Patil, Evansville, IN (US);

Assignee:

SHPP GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

David J Buttner

Int. Cl.
CPC ...
C08L 69/00 (2006.01); C08G 77/448 (2006.01); C08K 5/11 (2006.01); C08K 5/524 (2006.01); C08K 5/526 (2006.01); C08K 5/5399 (2006.01); C08G 64/18 (2006.01);
U.S. Cl.
CPC ...
C08L 69/00 (2013.01); C08G 77/448 (2013.01); C08K 5/11 (2013.01); C08K 5/524 (2013.01); C08G 64/186 (2013.01); C08L 2201/02 (2013.01); C08L 2203/30 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01); C08L 2207/20 (2013.01);
Abstract

A polycarbonate composition includes particular amounts of a bisphenol A polycarbonate homopolymer, a first polycarbonate-siloxane copolymer having a siloxane content of 10 to 30 weight percent, based on the total weight of the first polycarbonate-siloxane copolymer, a second polycarbonate-siloxane copolymer having a siloxane content of greater than 30 to 55 weight percent, preferably 35 to 50 weight percent, based on the total weight of the second polycarbonate-siloxane copolymer, and an organophosphorus flame retardant. Methods of making the composition and articles including the composition are also described.

Find Patent Forward Citations

Sangregorio, Anna. (2026). Polycarbonate composition, method for the manufacture thereof, and articles formed therefrom (U.S. Patent No. 12774387). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12774387

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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