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:
Apr. 21, 2020

Filed:

Sep. 25, 2018
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

YeonSik Choi, Daejeon, KR;

SuMin Lee, Daejeon, KR;

GiDae Choi, Daejeon, KR;

ChangHun Yun, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/04 (2006.01); H01B 1/24 (2006.01); B82Y 30/00 (2011.01); C08K 7/14 (2006.01); C08K 3/04 (2006.01); C08K 7/24 (2006.01); C08J 5/04 (2006.01); C08K 7/00 (2006.01); C08L 101/00 (2006.01); C01B 32/05 (2017.01);
U.S. Cl.
CPC ...
C08K 7/14 (2013.01); C01B 32/05 (2017.08); C08J 5/04 (2013.01); C08K 3/04 (2013.01); C08K 3/041 (2017.05); C08K 7/00 (2013.01); C08K 7/24 (2013.01); C08L 101/00 (2013.01); C08K 3/042 (2017.05); C08K 3/045 (2017.05); C08K 3/046 (2017.05); C08K 2201/001 (2013.01); C08K 2201/003 (2013.01); C08K 2201/004 (2013.01); C08K 2201/011 (2013.01);
Abstract

The present invention provides a composite obtained by processing a resin composition including a thermoplastic resin, multi-walled carbon nanotubes. The multi-walled carbon nanotubes have an average diameter of 10 nm-3 nm and an Id/Ig of 0.6 or more. The walls of the multi-walled carbon nanotubes consist of 10 or more layers of graphene. The rate of residual length of the carbon nanotubes present in the composite is 40% or more. The composite has improved mechanical properties without deterioration of conductivity. Due to these advantages, the composite can be used to manufacture various molded articles.


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