NON-AQUEOUS ELECTROLYTE AND ENERGY DEVICES USING THE SAME

• Main Authors: SAWA SHUHEI, KAWAKAMI DAISUKE
• Format: Patent
• Language: English; Japanese
• Published: 29.11.2023
• 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

To provide an energy device using a non-aqueous electrolyte with good initial capacity and rate characteristics after a high-temperature storage test.SOLUTION: A non-aqueous electrolytic solution includes (A) a carboxylic acid ester and (B) one of the compounds represented by the formulas 1 and 2, in which the content of A is 50 to 99.5 mass% relative to the total content of A and B. (R1 is an unsaturated hydrocarbon group, R2 is an aliphatic hydrocarbon group, R3 is an aliphatic hydrocarbon group, and a is 0 or 1).SELECTED DRAWING: None 【課題】初期容量と高温保存試験後のレート特性の良好な非水系電解液を用いたエネルギーデバイスの提供。【解決手段】（Ａ）カルボン酸エステル、（Ｂ）式１、２で表される化合物の１種を含有し、ＡとＢの合計含有量に対するＡの含有量が５０～９９．５質量％の非水系電解液。TIFF2023169234000036.tif13170TIFF2023169234000037.tif36170（Ｒ１は不飽和炭化水素基、Ｒ２は脂肪族炭化水素基、Ｒ３は脂肪族炭化水素基、ａは０または１）【選択図】なし