Title:
CARBON COATED LAYER, PAINT, CURRENT COLLECTOR, BATTERY, FORMING METHOD OF CARBON COATED LAYER, AND GRAVURE PLATE
Document Type and Number:
Japanese Patent JP2019087489
Kind Code:
A
Abstract:
To improve the adhesion to an active material layer of a positive electrode or a negative electrode to reduce the internal resistance in a current collector such as a lithium ion battery or a lithium ion capacitor.SOLUTION: In a carbon coat layer provided on a current collector and including a carbon material, the surface on the side in contact with an active material has a predetermined concavo-convex pattern, and concavo and convex are provided on the surface having the concavo-convex pattern by the carbon material.SELECTED DRAWING: Figure 2
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Inventors:
TSUJI NOBUHIRO
SUGIMOTO HISANORI
SUGIMOTO HISANORI
Application Number:
JP2017216506A
Publication Date:
June 06, 2019
Filing Date:
November 09, 2017
Export Citation:
Assignee:
NIPPON GRAPHITE IND LTD
International Classes:
H01M4/66; H01G11/28; H01G11/68; H01G11/70
Domestic Patent References:
| JP2016018725A | 2016-02-01 | |||
| JP2015088333A | 2015-05-07 | |||
| JP2009266466A | 2009-11-12 | |||
| JP2013187034A | 2013-09-19 | |||
| JP2010062063A | 2010-03-18 | |||
| JP2013030410A | 2013-02-07 | |||
| JP2003051313A | 2003-02-21 |
Attorney, Agent or Firm:
Kenji Sugimura
Mitsutsugu Sugimura
Kazuyuki Tomita
Mitsutsugu Sugimura
Kazuyuki Tomita