Title:
SECONDARY BATTERY
Document Type and Number:
Japanese Patent JP2012146651
Kind Code:
A
Abstract:
To provide a secondary battery.
An electrode assembly comprises: a first electrode plate comprising a first coated portion coated with a first electrode material and a first uncoated portion; a second electrode plate comprising a second coated portion coated with a second electrode material and a second uncoated portion; and a separator between the first electrode plate and the second electrode plate. A first length of the boundary between the first uncoated portion and the first coated portion is longer than a second length of the boundary between the second uncoated portion and the second coated portion.
Inventors:
BYON IN-SEOB
Application Number:
JP2012000455A
Publication Date:
August 02, 2012
Filing Date:
January 05, 2012
Export Citation:
Assignee:
SAMSUNG SDI CO LTD
International Classes:
H01M10/04; H01M10/50; H01M50/533; H01M50/54; H01M50/55; H01M50/557
Attorney, Agent or Firm:
Takashi Watanabe
Yasuhiko Murayama
Yasuhiko Murayama