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.

Date of Patent:
Oct. 29, 2024

Filed:

Sep. 11, 2020
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Hyoung Woo Lee, Daejeon, KR;

Ro Mi Lee, Daejeon, KR;

Yu Jin Kim, Daejeon, KR;

Assignee:

LG Chem, Ltd., Seoul, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08C 19/25 (2006.01); C08C 19/22 (2006.01); C08K 3/013 (2018.01); C08K 3/04 (2006.01); C08K 3/36 (2006.01); C08L 9/06 (2006.01);
U.S. Cl.
CPC ...
C08C 19/25 (2013.01); C08C 19/22 (2013.01); C08K 3/013 (2018.01); C08K 3/04 (2013.01); C08K 3/36 (2013.01); C08L 9/06 (2013.01);
Abstract

A modified conjugated diene-based polymer and a rubber composition including the same are disclosed herein. The modified conjugated diene-based polymer has excellent storage stability and excellent processability, tensile strength and viscoelasticity properties. In some embodiments, a modified conjugated diene-based polymer includes a repeating unit derived from a conjugated diene-based monomer, and a functional group derived from an aminoalkoxysilane-based modifier, wherein the rate of change of molecular weight distribution calculated by Mathematical Formula 1 is 10% or less.


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