US Patent 7855244 Flame retardant polytrimethylene terephthalate composition

Patent 7855244 was granted and assigned to E.I. Du Pont De Nemours And Company on December, 2010 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

‌

E.I. Du Pont De Nemours And Company

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7855244

Patent Inventor Names

Jing-Chung Chang0

Yuanfeng Liang0

Joseph V. Kurian0

Joseph P. McKeown0

Date of Patent

December 21, 2010

Patent Application Number

11834248

Date Filed

August 6, 2007

Patent Primary Examiner

‌

Kriellion A. Sanders

Patent abstract

Improved flame retardant polytrimethylene terephthalate compositions are provided by including a melamine cyanurate flame retardant additive.

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