US 2026/0237741 A1Published application

Nonaqueous electrolyte solution, nonaqueous electrolyte solution battery, and compound

AssigneeCentral Glass Company, Limited

InventorsWataru KAWABATA, Mikihiro TAKAHASHI, Takayoshi MORINAKA, Keita NAKAHARA, Masahiro MIURA

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Abstract

A nonaqueous electrolyte solution capable of exhibiting an excellent initial input-output characteristic when used for a nonaqueous electrolyte solution battery, a nonaqueous electrolyte solution battery capable of exhibiting an excellent initial input-output characteristic, and a compound suitably used for the nonaqueous electrolyte solution are provided. A nonaqueous electrolyte solution containing (I) at least one compound selected from the group consisting of a compound represented by the general formula (1), a compound represented by the general formula (2), a compound represented by the general formula (3), and a compound represented by the general formula (4) described in the specification, (II) a solute, and (III) a nonaqueous organic solvent, a nonaqueous electrolyte solution battery containing the nonaqueous electrolyte solution, and the compound represented by any of the general formulae (1) to (4) described in the specification.

Claims20

Dependent claims

A nonaqueous electrolyte solution, comprising:

(I) at least one compound selected from the group consisting of a compound represented by the following general formula (1), a compound represented by the following general formula (2), a compound represented by the following general formula (3), and a compound represented by the following general formula (4);
(II) a solute;
and
(III) a nonaqueous organic solvent:
wherein in the general formula (1), R1 to R3 may be the same or different from each other and are a hydrogen atom or an organic group having 1 to 20 carbon atoms which may have a substituent, wherein at least one of R1 to R3 has a group represented by the general formula (5),
wherein in the general formula (2), R4 to R6 may be the same or different from each other and are a hydrogen atom or an organic group having 1 to 20 carbon atoms which may have a substituent, wherein at least one of R4 to R6 has a group represented by the general formula (5),
wherein in the general formula (3), R7 to R9 may be the same or different from each other and are a hydrogen atom or an organic group having 1 to 20 carbon atoms which may have a substituent, wherein at least one of R7 to R9 has a group represented by the general formula (5),
wherein in the general formula (4), R10 to R12 may be the same or different from each other and are a hydrogen atom or an organic group having 1 to 20 carbon atoms which may have a substituent, wherein at least one of R10 to R12 has a group represented by the general formula (5),
wherein in the general formula (5), W represents a phosphorus atom or a sulfur atom;
y is 1 when W is a phosphorus atom and y is 2 when W is a sulfur atom;
X is each independently a halogen atom, an alkyl group having 1 to 20 carbon atoms which may be substituted with a halogen atom, a cycloalkyl group having 5 to 20 carbon atoms which may be substituted with a halogen atom, an alkenyl group having 2 to 20 carbon atoms which may be substituted with a halogen atom, an alkynyl group having 2 to 20 carbon atoms which may be substituted with a halogen atom, an aryl group having 6 to 40 carbon atoms which may be substituted with a halogen atom, a heteroaryl group having 2 to 40 carbon atoms which may be substituted with a halogen atom, an alkoxy group having 1 to 20 carbon atoms which may be substituted with a halogen atom, a cycloalkoxy group having 5 to 20 carbon atoms which may be substituted with a halogen atom, an alkenyloxy group having 2 to 20 carbon atoms which may be substituted with a halogen atom, an alkynyloxy group having 2 to 20 carbon atoms which may be substituted with a halogen atom, an aryloxy group having 6 to 40 carbon atoms which may be substituted with a halogen atom, or a heteroaryloxy group having 2 to 40 carbon atoms which may be substituted with a halogen atom;
d represents 0 to 5;
Mp+ represents a proton, a metal cation, or an onium cation;
p represents a valence of the cation;
and
q represents a number satisfying p×q=1.

13 more elements

A compound represented by the following general formula (1), (2), (3), or (4):

wherein in the general formula (1), R1 to R3 may be the same or different from each other and are a hydrogen atom or an organic group having 1 to 20 carbon atoms which may have a substituent, wherein at least two of R1 to R3 have a group represented by the general formula (5),
wherein in the general formula (2), R4 to R6 may be the same or different from each other and are a hydrogen atom or an organic group having 1 to 20 carbon atoms which may have a substituent, wherein at least one of R4 to R6 has a group represented by the general formula (5),
wherein in the general formula (3), R7 to R9 may be the same or different from each other and are a hydrogen atom or an organic group having 1 to 20 carbon atoms which may have a substituent, wherein at least one of R7 to R9 has a group represented by the general formula (5),
wherein in the general formula (4), R10 to R12 may be the same or different from each other and are a hydrogen atom or an organic group having 1 to 20 carbon atoms which may have a substituent, wherein at least one of R10 to R12 has a group represented by the general formula (5),
wherein in the general formula (5), W represents a phosphorus atom or a sulfur atom;
y is 1 when W is a phosphorus atom and y is 2 when W is a sulfur atom;
X is each independently a halogen atom, an alkyl group having 1 to 20 carbon atoms which may be substituted with a halogen atom, a cycloalkyl group having 5 to 20 carbon atoms which may be substituted with a halogen atom, an alkenyl group having 2 to 20 carbon atoms which may be substituted with a halogen atom, an alkynyl group having 2 to 20 carbon atoms which may be substituted with a halogen atom, an aryl group having 6 to 40 carbon atoms which may be substituted with a halogen atom, a heteroaryl group having 2 to 40 carbon atoms which may be substituted with a halogen atom, an alkoxy group having 1 to 20 carbon atoms which may be substituted with a halogen atom, a cycloalkoxy group having 5 to 20 carbon atoms which may be substituted with a halogen atom, an alkenyloxy group having 2 to 20 carbon atoms which may be substituted with a halogen atom, an alkynyloxy group having 2 to 20 carbon atoms which may be substituted with a halogen atom, an aryloxy group having 6 to 40 carbon atoms which may be substituted with a halogen atom, or a heteroaryloxy group having 2 to 40 carbon atoms which may be substituted with a halogen atom;
d represents 0 to 5;
Mp+ represents a proton, a metal cation, or an onium cation;
p represents the valence of the cation;
and
q represents a number satisfying p×q=1.

9 more elements

Dependencies are inferred from the claim text.