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. 27, 2019
Filed:
Apr. 16, 2018
Applicant:
Kukdo Chemical Co., Ltd., Seoul, KR;
Inventors:
Hye Seung Lee, Seoul, KR;
Jae Il Kim, Seoul, KR;
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 59/26 (2006.01); C07D 493/04 (2006.01); C08G 59/44 (2006.01); C08G 59/50 (2006.01); C08G 59/04 (2006.01); C08G 59/42 (2006.01);
U.S. Cl.
CPC ...
C08G 59/26 (2013.01); C07D 493/04 (2013.01); C08G 59/04 (2013.01); C08G 59/42 (2013.01); C08G 59/44 (2013.01); C08G 59/504 (2013.01);
Abstract
Disclosed are a highly functional natural material-derived epoxy resin, a preparation method therefor, and an epoxy resin curing composition using the same. The highly functional natural material-derived epoxy resin represented by chemical formula 1 is obtained by reacting a compound, represented by chemical formula 2, and epichlorohydrin (ECH), which is obtained by using glycerin as a starting material, in the presence of a hydroxide salt.