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:
Feb. 25, 2025
Filed:
May. 31, 2019
Applicant:
Shengyi Technology Co., Ltd., Guangdong, CN;
Inventors:
Hongjie Li, Guangdong, CN;
Junqi Tang, Guangdong, CN;
Assignee:
SHENGYI TECHNOLOGY CO., LTD., Guangdong, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 73/10 (2006.01); C08L 63/00 (2006.01); C08L 67/02 (2006.01);
U.S. Cl.
CPC ...
C08G 73/1078 (2013.01); C08L 63/00 (2013.01); C08L 67/02 (2013.01); C08L 2205/035 (2013.01);
Abstract
A resin composition, comprising: a modified maleimide resin (A), an active ester resin (B), and an epoxy resin (C); the modified maleimide resin (A) is obtained by means of reacting a maleimide compound (M) having at least two maleimide groups/molecules with an amine compound (N1) having at least one primary amine group/molecule and an amine compound (N2) having at least two primary amine groups/molecules, and the molecular weight distribution is: molecules having a molecular weight between 1000 and 4500 account for 25-60% the total number of molecules.