ELECTROLYTIC SOLUTION, COMPOSITION FOR GEL ELECTROLYTE FORMATION, GEL ELECTROLYTE, AND POWER STORAGE DEVICE

• Main Authors: YAMADA KINJI, KIKUCHI TOSHIMITSU, MAEDA YUYA
• Format: Patent
• Language: English; Japanese
• Published: 22.03.2016
• Subjects: BASIC ELECTRIC ELEMENTS; CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES ORLIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

PROBLEM TO BE SOLVED: To provide: an electrolytic solution which enables the suppression of self discharge; a composition for gel electrolyte formation; a gel electrolyte; and a power storage device.SOLUTION: A power storage device comprises an electrolytic solution containing an onium salt (A) and a lithium salt (B); a ratio determined by a content MA (mol/L) of the A component and a content MB (mol/L) of the B component is within a predetermined range. A composition for gel electrolyte formation comprises: the electrolytic solution; and a polymer (C). A gel electrolyte comprises: an onium salt (A); a lithium salt (B); and a crosslinked polymer (D). In the gel electrolyte, a ratio determined by the content MA (mol/L) of the A component and the content MB (mol/L) of the B component is within a predetermined range.SELECTED DRAWING: None 【課題】自己放電を抑制できる電解液、ゲル電解質形成用組成物、ゲル電解質、及び蓄電デバイスを提供する。【解決手段】蓄電デバイスは、オニウム塩（Ａ）とリチウム塩（Ｂ）とを含有し、Ａ成分の含有量ＭＡ（ｍｏｌ／Ｌ）、及びＢ成分の含有量ＭＢ（ｍｏｌ／Ｌ）の比率が所定の範囲にある電解液を備える。同様に上記の電解液と、重合体（Ｃ）とを含有するゲル電解質形成用組成物や、オニウム塩（Ａ）とリチウム塩（Ｂ）と架橋した重合体（Ｄ）とを含有し、Ａ成分の含有量ＭＡ（ｍｏｌ／Ｌ）、及びＢ成分の含有量ＭＢ（ｍｏｌ／Ｌ）の比率が所定の範囲にあるゲル電解質を備える。【選択図】なし