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:
Mar. 19, 2024
Filed:
Aug. 22, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Seunghee Lee, 34122, KR;
Sang Woo Kim, Daejeon, KR;
Youngdae Kim, Daejeon, KR;
Eun Ho Kho, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/24 (2006.01); B29C 35/02 (2006.01); C08G 73/02 (2006.01); C08G 73/06 (2006.01); C08K 5/3417 (2006.01);
U.S. Cl.
CPC ...
C08G 73/024 (2013.01); B29C 35/02 (2013.01); C08G 73/0266 (2013.01); C08G 73/0672 (2013.01); C08K 5/3417 (2013.01);
Abstract
Provided is a phthalonitrile-based resin, comprising repeat units formed by the reaction of a phthalonitrile compound and a curing agent, wherein the phthalonitrile compound comprises 4,4′-bis(3,4-dicyanophenoxy)diphenyloxide of the following Chemical Formula 1 and 4,4′-bis(3,4-dicyanophenoxy)biphenyl of the following Chemical Formula 2 at a weight ratio of 30:70 to 90:10: