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:
Aug. 24, 2010
Filed:
Aug. 16, 2007
Applicants:
Ching-hsuan Lin, Taichung, TW;
Ya-ru Taso, Taipei, TW;
Jhao-wei Sie, Erlin Township, Changhua County, TW;
Hao-hsin Lee, Taichung, TW;
Inventors:
Ching-Hsuan Lin, Taichung, TW;
Ya-Ru Taso, Taipei, TW;
Jhao-Wei Sie, Erlin Township, Changhua County, TW;
Hao-Hsin Lee, Taichung, TW;
Assignee:
National Chungsing University, Taichung, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 12/06 (2006.01); C08G 12/40 (2006.01); C08G 14/073 (2006.01);
U.S. Cl.
CPC ...
Abstract
Processes of synthesizing aromatic amine-based benzoxazine resins are disclosed. The processes provide new routes for synthesizing benzoxazine from aromatic diamines or multifunctional aromatic amines that may solve the problem of insoluble products resulted from the condensation of hydroxymethylamine with amine by using aromatic diamine, phenol and formaldehyde as a raw materials.