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1. WO2022075387 - CARBON NANOTUBE DISPERSION AND USE THEREOF

Publication Number WO/2022/075387
Publication Date 14.04.2022
International Application No. PCT/JP2021/037078
International Filing Date 07.10.2021
IPC
C08L 101/00 2006.1
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
101Compositions of unspecified macromolecular compounds
H01M 4/13 2010.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
H01M 4/139 2010.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
139Processes of manufacture
H01M 4/62 2006.1
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of, or comprising, active material
62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
C01B 32/159 2017.1
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF
32Carbon; Compounds thereof
15Nanosized carbon materials
158Carbon nanotubes
159single-walled
C01B 32/174 2017.1
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF
32Carbon; Compounds thereof
15Nanosized carbon materials
158Carbon nanotubes
168After-treatment
174Derivatisation; Solubilisation; Dispersion in solvents
CPC
C01B 32/159
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; ; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
32Carbon; Compounds thereof
15Nano-sized carbon materials
158Carbon nanotubes
159single-walled
C01B 32/174
CCHEMISTRY; METALLURGY
01INORGANIC CHEMISTRY
BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; ; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
32Carbon; Compounds thereof
15Nano-sized carbon materials
158Carbon nanotubes
168After-treatment
174Derivatisation; Solubilisation; Dispersion in solvents
C08K 3/04
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
KUse of inorganic or non-macromolecular organic substances as compounding ingredients
3Use of inorganic substances as compounding ingredients
02Elements
04Carbon
C08L 101/00
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
101Compositions of unspecified macromolecular compounds
H01M 4/13
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
H01M 4/139
HELECTRICITY
01BASIC ELECTRIC ELEMENTS
MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
4Electrodes
02Electrodes composed of or comprising active material
13Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
139Processes of manufacture
Applicants
  • 東洋インキSCホールディングス株式会社 TOYO INK SC HOLDINGS CO., LTD. [JP]/[JP]
  • トーヨーカラー株式会社 TOYOCOLOR CO., LTD. [JP]/[JP]
Inventors
  • 森田 雄 MORITA Yu
  • 岡 直人 OKA Naoto
  • 泉谷 哲朗 IZUMIYA Tetsuro
  • 枡岡 友明 MASUOKA Tomoaki
Agents
  • 三好 秀和 MIYOSHI Hidekazu
  • 伊藤 正和 ITO Masakazu
  • 高松 俊雄 TAKAMATSU Toshio
Priority Data
2020-17101709.10.2020JP
2021-16028130.09.2021JP
Publication Language Japanese (ja)
Filing Language Japanese (JA)
Designated States
Title
(EN) CARBON NANOTUBE DISPERSION AND USE THEREOF
(FR) DISPERSION DE NANOTUBES DE CARBONE ET UTILISATION ASSOCIÉE
(JA) カーボンナノチューブ分散液およびその利用
Abstract
(EN) The present disclosure pertains to a carbon nanotube dispersion that contains carbon nanotubes, a dispersing agent, and a solvent, and that satisfies (1)-(4). (1) The ratio of G/D of the carbon nanotubes being 5-100, where G represents the maximum peak intensity in the range of 1560-1600 cm-1, and D represents the maximum peak intensity in the range of 1310-1350 cm-1, in a Raman spectrum of the carbon nanotubes. (2) Not less than 30 parts by mass but less than 250 parts by mass of the dispersing agent being contained with respect to 100 parts by mass of the carbon nanotubes. (3) The complex elastic modulus and the the phase angle of the carbon nanotube dispersion at 25°C and at a frequency of 1 Hz being, not less than 5 Pa but less than 650 Pa, and being not less than 5° but less than 50°, respectively. (4) The BET specific surface area of the carbon nanotubes being 550-1200 m2/g.
(FR) La présente invention concerne une dispersion de nanotubes de carbone qui contient des nanotubes de carbone, un agent dispersant et un solvant, et qui satisfait (1)-(4). (1) Le rapport de G/D des nanotubes de carbone étant de 5 à 100, G représentant l'intensité maximale de pic dans la plage de 1 560 à 1 600 cm-1, et D représentant l'intensité maximale de pic dans la plage de 1 310 à 1 350 cm-1, dans un spectre Raman des nanotubes de carbone. (2) Au moins 30 parties en masse mais moins de 250 parties en masse de l'agent dispersant étant contenues par rapport à 100 parties en masse des nanotubes de carbone. (3) Le module élastique complexe et l'angle de phase de la dispersion de nanotubes de carbone à 25 °C et à une fréquence de 1 Hz étant respectivement d'au moins 5 Pa mais inférieure à 650 Pa, et d'au moins 5° mais inférieur à 50°. (4) La surface spécifique BET des nanotubes de carbone se situe dans la plage de 550 à 1 200 m2/g.
(JA) 本開示は、カーボンナノチューブと、分散剤と、溶媒とを含むカーボンナノチューブ分散液であって、下記(1)~(4)を満たすカーボンナノチューブ分散液に関する。 (1)カーボンナノチューブのラマンスペクトルにおいて1560~1600cm-1の範囲内での最大ピーク強度をG、1310~1350cm-1の範囲内での最大ピーク強度をDとした際に、カーボンナノチューブのG/D比が、5~100であること (2)カーボンナノチューブ100質量部に対して、分散剤を30質量部以上250質量部未満含有すること (3)カーボンナノチューブ分散液の25℃、周波数1Hzにおける複素弾性率が5Pa以上650Pa未満であり、位相角が5°以上50°未満であること (4)カーボンナノチューブのBET比表面積が、550~1200m/gであること
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