CARBON MATERIAL AND ELECTRODE MATERIAL USING SAME
An object of the present invention is to provide an electrode material and a carbon material used in an electrode material that enable an electrochemical element to be obtained with high electrostatic capacitance. The carbon material according to the present invention is a carbon material that has a specific surface area of 750 to 3000 m 2 /g, has a methylene blue adsorption performance of 150 mL/g or more, and has at least three peaks in a range 1250 to 1700 cm −1 in a spectrum obtained by laser Raman spectroscopy with an excitation wavelength of 532 nm.
1 . A carbon material, having a specific surface area of 750 to 3000 m 2 /g,
having a methylene blue adsorption performance of 150 mL/g or more, and
having at least three peaks in a range 1250 to 1700 cm −1 of a spectrum obtained by laser Raman spectroscopy with an excitation wavelength of 532 nm.
2 . The carbon material according to claim 1 , having a zeta potential isoelectric point within a range pH 3.0 to pH 5.5.
3 . The carbon material according to claim 1 , comprising a composite of a porous carbon material and a conductive polymer.
4 . The carbon material according to claim 3 , wherein the conductive polymer is a conductive polymer that includes a nitrogen atom and/or a conductive polymer that includes a sulfur atom.
5 . The carbon material according to claim 4 , wherein the conductive polymer that includes a nitrogen atom is at least one selected from the group consisting of polyaniline, polypyrrole, polypyridine, polyquinoline, polythiazole, polyquinoxaline, and derivatives thereof.
6 . The carbon material according to claim 4 , wherein the conductive polymer that includes a sulfur atom is at least one selected from the group consisting of polythiophene, polycyclopentadithiophene, and derivatives thereof.
7 . The carbon material according to claim 3 , wherein the conductive polymer is at least one selected from the group consisting of polyfluorene and derivatives thereof.
8 . An electrode material using the carbon material described in claim 1 .
9 . An electrochemical element using the electrode material described in claim 8 .
10 . The carbon material according to claim 2 , comprising a composite of a porous carbon material and a conductive polymer.
11 . An electrode material using the carbon material described in claim 2 .
12 . An electrochemical element using the electrode material described in claim 11 .