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:
Nov. 17, 2020
Filed:
Dec. 19, 2019
Lg Chem, Ltd., Seoul, KR;
Suk Youn Kang, Daejeon, KR;
Hyo Jin Bae, Daejeon, KR;
Sung Ho Park, Daejeon, KR;
Jeong Heon Ahn, Daejeon, KR;
Ji Eun Kim, Daejeon, KR;
Kyoung Hwan Oh, Daejeon, KR;
LG Chem, Ltd., , KR;
Abstract
The present invention provides a catalyst composition including a functionalizing agent of the following Formula 1 together with a rare earth metal compound, an alkylating agent, and a halogen compound, having good catalytic activity and polymerization reactivity and useful for the preparation of a conjugated diene-based polymer having high linearity and excellent processability, and a conjugated diene-based polymer prepared using the catalyst composition.(X)—N—(X)  [Formula 1] In Formula 1, a, X, and Xare the same as defined in the disclosure.