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:
Oct. 16, 2012
Filed:
Sep. 23, 2010
Applicants:
Wei Helen LI, Danville, CA (US);
Wenbo Jiang, Concord, CA (US);
Inventors:
Wei Helen Li, Danville, CA (US);
Wenbo Jiang, Concord, CA (US);
Assignee:
Henkel Corporation, Rocky Hill, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 265/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention relates to syntheses for the preparation of benzoxazine, including benzoxazine monomers and benzoxazime oligomers, from phenolic compounds, aldehyde compounds, and either primary diamine compounds, such as diamino alkylene compounds, e.g., methylene diamine, or diamino arylene compounds, e.g., phenylene diamine, using water, and optionally an organic solvent, as the reaction solvent.