Elecrolytic solution, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus

An electrolytic solution including an unsaturated cyclic carbamate compound represented by a following Formula (1),

• where X is a divalent group in which m-number of >C═CR2R3 and n-number of >CR4R5 are bonded in any order;
• m and n satisfy m≧1 and n≧0;
• each of R1 to R5 is one of a monovalent hydrocarbon group, a monovalent oxygen-containing hydrocarbon group, a halogenated group thereof, a monovalent group obtained by bonding two or more thereof to one another, a hydrogen group, and a halogen group;
• and any two or more of the R1 to the R5 are allowed to be bonded to one another.

A battery pack comprising:

• a secondary battery;
• a control section controlling a used state of the secondary battery;
• and
• a switch section switching the used state of the secondary battery according to an instruction of the control section, wherein
• the secondary battery includes a cathode, an anode, and an electrolytic solution, and
• the electrolytic solution includes an unsaturated cyclic carbamate compound represented by a following Formula (1),
• where X is a divalent group in which m-number of >C═CR2R3 and n-number of >CR4R5 are bonded in any order;
• m and n satisfy m≧1 and n≧0;
• each of R1 to R5 is one of a monovalent hydrocarbon group, a monovalent oxygen-containing hydrocarbon group, a halogenated group thereof, a monovalent group obtained by bonding two or more thereof to one another, a hydrogen group, and a halogen group;
• and any two or more of the R1 to the R5 are allowed to be bonded to one another.

An electric vehicle comprising:

• a secondary battery;
• a conversion section converting electric power supplied from the secondary battery into drive power;
• a drive section operating according to the drive power;
• and
• a control section controlling a used state of the secondary battery, wherein
• the secondary battery includes a cathode, an anode, and an electrolytic solution, and
• the electrolytic solution includes an unsaturated cyclic carbamate compound represented by a following Formula (1),
• where X is a divalent group in which m-number of >C═CR2R3 and n-number of >CR4R5 are bonded in any order;
• m and n satisfy m≧1 and n≧0;
• each of R1 to R5 is one of a monovalent hydrocarbon group, a monovalent oxygen-containing hydrocarbon group, a halogenated group thereof, a monovalent group obtained by bonding two or more thereof to one another, a hydrogen group, and a halogen group;
• and any two or more of the R1 to the R5 are allowed to be bonded to one another.

An electric power storage system comprising:

• a secondary battery;
• one or more electric devices supplied with electric power from the secondary battery;
• and
• a control section controlling the supplying of the electric power from the secondary battery to the one or more electric devices, wherein
• the secondary battery includes a cathode, an anode, and an electrolytic solution, and
• the electrolytic solution includes an unsaturated cyclic carbamate compound represented by a following Formula (1),
• where X is a divalent group in which m-number of >C═CR2R3 and n-number of >CR4R5 are bonded in any order;
• m and n satisfy m≧1 and n≧0;
• each of R1 to R5 is one of a monovalent hydrocarbon group, a monovalent oxygen-containing hydrocarbon group, a halogenated group thereof, a monovalent group obtained by bonding two or more thereof to one another, a hydrogen group, and a halogen group;
• and any two or more of the R1 to the R5 are allowed to be bonded to one another.

An electric power tool comprising:

• a secondary battery;
• and
• a movable section being supplied with electric power from the secondary battery, wherein
• the secondary battery includes a cathode, an anode, and an electrolytic solution, and
• the electrolytic solution includes an unsaturated cyclic carbamate compound represented by a following Formula (1),
• where X is a divalent group in which m-number of >C═CR2R3 and n-number of >CR4R5 are bonded in any order;
• m and n satisfy m≧1 and n≧0;
• each of R1 to R5 is one of a monovalent hydrocarbon group, a monovalent oxygen-containing hydrocarbon group, a halogenated group thereof, a monovalent group obtained by bonding two or more thereof to one another, a hydrogen group, and a halogen group;
• and any two or more of the R1 to the R5 are allowed to be bonded to one another.

An electronic apparatus comprising a secondary battery as an electric power supply source, wherein

• the secondary battery includes a cathode, an anode, and an electrolytic solution, and
• the electrolytic solution includes an unsaturated cyclic carbamate compound represented by a following Formula (1),
• where X is a divalent group in which m-number of >C═CR2R3 and n-number of >CR4R5 are bonded in any order;
• m and n satisfy m≧1 and n≧0;
• each of R1 to R5 is one of a monovalent hydrocarbon group, a monovalent oxygen-containing hydrocarbon group, a halogenated group thereof, a monovalent group obtained by bonding two or more thereof to one another, a hydrogen group, and a halogen group;
• and any two or more of the R1 to the R5 are allowed to be bonded to one another.