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:
May. 27, 2025
Filed:
Sep. 03, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Dayoung Lee, Daejeon, KR;
Ki Jae Lee, Daejeon, KR;
Mooho Hong, Daejeon, KR;
Young Young Hwang, Daejeon, KR;
Youngwook Son, Daejeon, KR;
Daehyeon Hwang, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/64 (2006.01); C07D 307/68 (2006.01); C07D 333/38 (2006.01); C08G 64/08 (2006.01); C08G 64/24 (2006.01); C08G 64/30 (2006.01);
U.S. Cl.
CPC ...
C07D 307/68 (2013.01); C07D 333/38 (2013.01); C08G 63/64 (2013.01); C08G 64/081 (2013.01); C08G 64/24 (2013.01); C08G 64/305 (2013.01);
Abstract
Provided are a diol compound which may be used to prepare a polycarbonate having excellent weather resistance, hardness, heat resistance, transparency, impact resistance, etc. while having excellent mechanical properties, a polycarbonate prepared by using the same, and a preparation method thereof.