Invention Application
US20160164059A1 COMPOSITE SEPARATOR FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY USING THE COMPOSITE SEPARATOR 有权
用于锂二次电池的复合分离器和使用复合分离器的锂二次电池

  • Patent Title: COMPOSITE SEPARATOR FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY USING THE COMPOSITE SEPARATOR
  • Patent Title (中): 用于锂二次电池的复合分离器和使用复合分离器的锂二次电池
  • Application No.: US14921849
    Application Date: 2015-10-23
  • Publication No.: US20160164059A1
    Publication Date: 2016-06-09
  • Inventor: Chan HongJeawoan LeeSoomi EoSeunghee Park
  • Applicant: SAMSUNG SDI CO., LTD.
  • Priority: KR10-2014-0175377 20141208
  • Main IPC: H01M2/16
  • IPC: H01M2/16 H01M10/0525
COMPOSITE SEPARATOR FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY USING THE COMPOSITE SEPARATOR
Abstract:
A composite separator and a lithium secondary battery including the composite separator, and the composite separator includes a separator; a first coating layer disposed on a surface of the separator and including a (meth)acrylic polymer and/or (meth)acrylic modified polyester resin; and a second coating layer disposed on another surface of the separator and including a vinylidene fluoride-based polymer.
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