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.:
Date of Patent:
Dec. 20, 2016
Filed:
Aug. 20, 2014
Applicant:
Albemarle Corporation, Baton Rouge, LA (US);
Inventors:
Yu Li Angell, Pasadena, TX (US);
Kimberly M. White, Baton Rouge, LA (US);
Scott E. Angell, Pasadena, TX (US);
Arthur G. Mack, Prairieville, LA (US);
Assignee:
Albemarle Corporation, Baton Rouge, LA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 9/6574 (2006.01); C08K 5/5313 (2006.01); C07F 9/6571 (2006.01); C08L 21/00 (2006.01);
U.S. Cl.
CPC ...
C07F 9/65746 (2013.01); C07F 9/657172 (2013.01); C08K 5/5313 (2013.01); C08L 21/00 (2013.01);
Abstract
The present invention relates to novel, halogen-free flame retardant derived from 9,10-Dihydro-9-Oxa-10-Phosphaphenantrene-10-oxide (DOPO). This invention also relates to the use of the halogen free DOPO derived flame retardant in polymers.