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.
Patent No.:
Date of Patent:
Aug. 06, 2019
Filed:
Jun. 08, 2017
Electronics and Telecommunications Research Institute, Daejeon, KR;
Ju Young Kim, Daejeon, KR;
Kwang Man Kim, Daejeon, KR;
Dong Ok Shin, Daejeon, KR;
Young-Gi Lee, Daejeon, KR;
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, Daejeon, KR;
Abstract
A lithium battery according to the inventive concept may comprise a cathode, an anode separated from the cathode, a first separator disposed between the cathode and the anode, the first separator having first pores, a second separator disposed on the first separator, the second separator having second pores, and an electrolyte filling a gap between the cathode and the anode. Diameters of the second pores may be smaller than those of the first pores. A standard deviation of the diameters of the second pores is smaller than that of the first pores.