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:
Sep. 01, 2015
Filed:
Jul. 24, 2012
Applicants:
Dong Wang, The Woodlands, TX (US);
Derek Scott Kincaid, Spring, TX (US);
Inventors:
Dong Wang, The Woodlands, TX (US);
Derek Scott Kincaid, Spring, TX (US);
Assignee:
Huntsman Advanced Materials Americas LLC, The Woodlands, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 265/16 (2006.01);
U.S. Cl.
CPC ...
C07D 265/16 (2013.01);
Abstract
The present disclosure provides a method for producing a benzoxazine compound by reacting a bi-functional phenol with formaldehyde and a mono-functional amine in the presence of a solvent system containing an apolar solvent and a polar aprotic solvent. Once formed, the benzoxazine compound may be precipitated from the reaction solution and dried to form a benzoxazine compound in powder form.