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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 12331189 B1

PDFFull Text
Date of Patent:
Jun. 17, 2025

Filed:

Aug. 23, 2019

Flame retardant composition comprising a polysiloxane

Applicant:

Sabic Global Technologies B.v., Bergen Op Zoom, NL;

Inventors:

Yuqi Li, Blue Bell, PA (US);

Jinfeng Zhuge, Downingtown, PA (US);

Xin Chen, Malvern, PA (US);

Assignee:

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

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Tanisha Diggs

Int. Cl.
CPC ...
C08L 69/00 (2006.01); C08K 3/34 (2006.01); C08K 5/00 (2006.01); C08K 5/521 (2006.01); C08K 5/524 (2006.01); C08L 27/18 (2006.01); C08L 83/10 (2006.01); C08L 83/16 (2006.01);
U.S. Cl.
CPC ...
C08L 69/00 (2013.01); C08K 3/34 (2013.01); C08K 5/005 (2013.01); C08K 5/0066 (2013.01); C08K 5/521 (2013.01); C08K 5/524 (2013.01); C08L 27/18 (2013.01); C08L 83/10 (2013.01); C08L 83/16 (2013.01); C08L 2201/02 (2013.01);
Abstract

In an embodiment, a flame retardant composition comprises 60 to 95 wt % of a polycarbonate: a poly siloxane comprising a repeat unit of the formula (7): wherein the composition comprises 0.5 to 2 wt % of the repeat unit of the formula (7) of the polysiloxane: wherein the polysiloxane is free of one or both of a vinyl graft and repeat units derived from a vinyl monomer: 9 to 18 wt % of talc: 5 to 15 wt % of a phosphorus containing flame retardant: 0 to 1 wt % of a phosphite stabilizer; and 0.1 to 2 wt % of an anti-drip agent.

Find Patent Forward Citations

Li, Yuqi. (2025). Flame retardant composition comprising a polysiloxane (U.S. Patent No. 12331189). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12331189

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

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