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:
Dec. 21, 2021

Filed:

Nov. 20, 2019
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Se Kyung Lee, Daejeon, KR;

Tae Jung Kim, Daejeon, KR;

Hyun Woo Kim, Daejeon, KR;

Seong Du Lee, Daejeon, KR;

Chun Hwa Lee, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 95/00 (2006.01); C08L 53/02 (2006.01);
U.S. Cl.
CPC ...
C08L 95/00 (2013.01); C08L 53/02 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01);
Abstract

Provided is a block copolymer composition, and more particularly, a block copolymer composition including a diblock copolymer and a triblock copolymer. The diblock copolymer includes a first block containing a first conjugated diene-based monomer-derived repeating unit and a second block containing a first vinyl aromatic monomer-derived repeating unit, and a functional group derived from a modified initiator represented by the Chemical Formula 1 (see description of the invention) is included at one end of the diblock copolymer. A method of preparing the same, and an asphalt composition including the same, are provided.


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