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:
Jun. 06, 2017

Filed:

Jun. 04, 2013
Applicant:

Sabic Innovative Plastics Ip B.v., Bergen Op Zoom, NL;

Inventors:

Yuzhen Yang, Evansville, IN (US);

Tianhua Ding, Newburgh, IN (US);

Assignee:

SABIC Global Technologies B.V., Pimfield, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08L 83/00 (2006.01); C08L 67/02 (2006.01); C08K 5/52 (2006.01);
U.S. Cl.
CPC ...
C08L 67/02 (2013.01); C08K 5/5205 (2013.01); C08L 2201/02 (2013.01);
Abstract

Disclosed herein is a polyalkylene terephthalate flame retardant composition, comprising (a) 30 to 60 parts by weight of a polyalkylene terephthalate or a mixture of polyalkylene terephthalates, (b) 0.25 to 2.5 parts by weight of an antidrip agent, (c) 4 to 18 parts by weight of melamine polyphosphate (hereinafter 'MPP'), and (d) 12 to 26 parts by weight of poly(pentabromobenzylacrylate) (hereinafter 'PBBPA'), provided that the combined amount of MPP and PBBPA is at least 18 parts by weight and less than or equal to 30 parts by weight and provided that the composition is substantially antimony free. The invention also provides processes for making such compositions as well as articles derived therefrom.


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