US 12,034,122 B2
Electrolytic solution for lithium-ion secondary battery and lithium-ion secondary battery
Tomomi Sakuma, Kyoto (JP); Masahiro Miyamoto, Kyoto (JP); and Raman Kukreja, Kyoto (JP)
Assigned to Murata Manufacturing Co., Ltd., Kyoto (JP)
Filed by MURATA MANUFACTURING CO., LTD., Kyoto (JP)
Filed on Nov. 12, 2020, as Appl. No. 17/096,488.
Application 17/096,488 is a continuation of application No. PCT/JP2019/020339, filed on May 22, 2019.
Claims priority of application No. 2018-102338 (JP), filed on May 29, 2018.
Prior Publication US 2021/0066756 A1, Mar. 4, 2021
Int. Cl. H01M 50/411 (2021.01); H01M 4/02 (2006.01); H01M 4/485 (2010.01); H01M 4/525 (2010.01); H01M 4/58 (2010.01); H01M 10/0525 (2010.01); H01M 10/0569 (2010.01)
CPC H01M 10/0569 (2013.01) [H01M 4/485 (2013.01); H01M 4/525 (2013.01); H01M 4/582 (2013.01); H01M 10/0525 (2013.01); H01M 50/411 (2021.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0037 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A lithium-ion secondary battery comprising:
a positive electrode;
a negative electrode; and
an electrolytic solution that includes an alkoxy compound represented by Formula (1) below,
CmX2m+1—O—(CX2)n—OH  (1)
wherein
each X represents hydrogen (H) or a halogen,
m is an integer of 1 or greater,
n is an integer of 1 or greater, and
(m+n) is 4 or greater, and
wherein a content of the alkoxy compound in the electrolytic solution is from 0.01 percent by weight to 0.2 percent by weight.