JP2015020939A5 - Carbon nanotube aggregate, method for synthesizing carbon nanotube aggregate, resin composition, conductive elastomer composition, and dispersion liquid - Google Patents
Carbon nanotube aggregate, method for synthesizing carbon nanotube aggregate, resin composition, conductive elastomer composition, and dispersion liquid Download PDFInfo
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- JP2015020939A5 JP2015020939A5 JP2013151783A JP2013151783A JP2015020939A5 JP 2015020939 A5 JP2015020939 A5 JP 2015020939A5 JP 2013151783 A JP2013151783 A JP 2013151783A JP 2013151783 A JP2013151783 A JP 2013151783A JP 2015020939 A5 JP2015020939 A5 JP 2015020939A5
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- carbon nanotube
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- nanotube aggregate
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- carbon nanotubes
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- 239000002041 carbon nanotube Substances 0.000 title claims description 34
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims description 34
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims description 27
- 230000002194 synthesizing Effects 0.000 title claims description 8
- 239000000203 mixture Substances 0.000 title claims description 7
- 229920001971 elastomer Polymers 0.000 title claims description 6
- 239000000806 elastomer Substances 0.000 title claims description 6
- 239000006185 dispersion Substances 0.000 title claims description 5
- 239000011342 resin composition Substances 0.000 title claims description 5
- 239000007788 liquid Substances 0.000 title claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000002079 double walled nanotube Substances 0.000 claims description 3
- 238000005229 chemical vapour deposition Methods 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000002048 multi walled nanotube Substances 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 2
- 238000001237 Raman spectrum Methods 0.000 claims 1
- 238000010928 TGA analysis Methods 0.000 claims 1
- 238000004220 aggregation Methods 0.000 claims 1
- 230000002776 aggregation Effects 0.000 claims 1
- 239000012159 carrier gas Substances 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 239000002109 single walled nanotube Substances 0.000 claims 1
- 238000001308 synthesis method Methods 0.000 claims 1
- 238000002411 thermogravimetry Methods 0.000 claims 1
- 239000002071 nanotube Substances 0.000 description 1
Description
本発明は、カーボンナノチューブ集合体、カーボンナノチューブ集合体の合成方法、カーボンナノチューブ集合体を含む樹脂組成物、導電性エラストマー組成物ならびに分散液に関する。 The present invention relates to a carbon nanotube aggregate, a method for synthesizing a carbon nanotube aggregate, a resin composition containing the carbon nanotube aggregate, a conductive elastomer composition, and a dispersion.
本発明は、上記に鑑みてなされたものであって、導電性に優れたカーボンナノチューブ集合体、導電性に優れたカーボンナノチューブ集合体の合成方法、導電性に優れたカーボンナノチューブ成形体、カーボンナノチューブ集合体を含む導電性に優れる樹脂組成物、導電性エラストマー組成物ならびに分散液を提供することを目的とする。 The present invention has been made in view of the above, and is a carbon nanotube aggregate excellent in electrical conductivity, a method for synthesizing a carbon nanotube aggregate excellent in electrical conductivity, a carbon nanotube molded body excellent in electrical conductivity, and a carbon nanotube It aims at providing the resin composition excellent in electroconductivity containing an aggregate, a conductive elastomer composition, and a dispersion liquid.
また、本発明にかかるカーボンナノチューブ集合体の合成方法は、原料の炭素源として３種以上の化合物を併せて使用した気相流動ＣＶＤ法によって上記のいずれか一つに記載のカーボンナノチューブ集合体を合成することを特徴とする。 In addition, the method for synthesizing the carbon nanotube aggregate according to the present invention includes the carbon nanotube aggregate according to any one of the above by a gas phase flow CVD method using three or more kinds of compounds as a raw material carbon source. It is characterized by combining.
また、本発明にかかるカーボンナノチューブ集合体の合成方法は、３種以上の炭素源のうち少なくとも１種が常温常圧で液体状であることを特徴とする。 The method for synthesizing an aggregate of carbon nanotubes according to the present invention is characterized in that at least one of three or more carbon sources is liquid at normal temperature and pressure.
また、本発明にかかる導電性エラストマー組成物は、上記のいずれか一つに記載のカーボンナノチューブ集合体を含むことを特徴とする。 In addition, a conductive elastomer composition according to the present invention includes the carbon nanotube aggregate described in any one of the above.
本発明にかかるカーボンナノチューブ集合体であって、１０％以上かつ５０％未満が２層カーボンナノチューブであり、３層以上の多層カーボンナノチューブの割合が１０％以下であり、空気雰囲気下、５℃／分で昇温した場合の最も大きなＤＴＡ曲線ピーク温度が７５０℃以上であり、カーボンナノチューブの平均直径が２．０ｎｍ以下であるカーボンナノチューブ集合体は、優れた導電性を示し、本発明にかかるカーボンナノチューブ集合体を用いることによって、優れた導電性を有する樹脂組成物、導電性エラストマー組成物ならびに分散液を得ることが可能となる。 An aggregate of carbon nanotubes according to the present invention, wherein 10% or more and less than 50% are double-walled carbon nanotubes, the proportion of multi-walled carbon nanotubes of 3 or more layers is 10% or less, and 5 ° C / The aggregate of carbon nanotubes having a maximum DTA curve peak temperature of 750 ° C. or higher when the temperature is raised in minutes and the average diameter of the carbon nanotubes is 2.0 nm or less exhibits excellent conductivity, and the carbon according to the present invention By using the nanotube aggregate, it becomes possible to obtain a resin composition, a conductive elastomer composition and a dispersion having excellent conductivity.
Claims (13)
２層カーボンナノチューブの割合が１０％以上かつ５０％未満であるとともに３層以上の多層カーボンナノチューブの割合が１０％以下であり、
空気雰囲気下において、５℃／分で昇温した場合の最も大きなＤＴＡ曲線ピーク温度が７５０℃以上であり、
カーボンナノチューブの平均直径が２．０ｎｍ以下であることを特徴とする導電性材料用のカーボンナノチューブ集合体。 An aggregate of carbon nanotubes for a conductive material,
The proportion of double-walled carbon nanotubes is 10% or more and less than 50% and the proportion of multi-walled carbon nanotubes of three or more layers is 10% or less,
The largest DTA curve peak temperature when the temperature is raised at 5 ° C./min in an air atmosphere is 750 ° C. or higher,
An aggregate of carbon nanotubes for a conductive material, wherein an average diameter of the carbon nanotubes is 2.0 nm or less.
原料の炭素源として３種以上の化合物を併せて使用した気相流動ＣＶＤ法によって請求項１〜６のいずれか一つに記載のカーボンナノチューブ集合体を合成することを特徴とするカーボンナノチューブ集合体の合成方法。 A method of synthesizing a carbon nanotube aggregate,
The carbon nanotube aggregate according to any one of claims 1 to 6, wherein the carbon nanotube aggregate is synthesized by a vapor flow CVD method using three or more kinds of compounds as a carbon source as a raw material. Synthesis method.
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| JP2013151783A JP6115372B2 (en) | 2013-07-22 | 2013-07-22 | Carbon nanotube aggregate, method for synthesizing carbon nanotube aggregate, resin composition, conductive elastomer composition, and dispersion liquid |
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| JP2013151783A JP6115372B2 (en) | 2013-07-22 | 2013-07-22 | Carbon nanotube aggregate, method for synthesizing carbon nanotube aggregate, resin composition, conductive elastomer composition, and dispersion liquid |
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| JP2015020939A JP2015020939A (en) | 2015-02-02 |
| JP2015020939A5 true JP2015020939A5 (en) | 2016-08-12 |
| JP6115372B2 JP6115372B2 (en) | 2017-04-19 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6742098B2 (en) * | 2016-01-15 | 2020-08-19 | 日東電工株式会社 | Mounting member |
| KR102025373B1 (en) * | 2016-02-26 | 2019-09-25 | 주식회사 엘지화학 | Carbon composite and method for preparation thereof |
| CN107527673B (en) * | 2016-06-22 | 2019-03-29 | 中国科学院金属研究所 | A kind of carbon welding structure single-walled carbon nanotube flexible transparent conductive film and preparation method |
| JP6866227B2 (en) * | 2017-05-12 | 2021-04-28 | 日立造船株式会社 | Carbon Nanotube Complex and Its Manufacturing Method |
| JP7211414B2 (en) * | 2018-03-29 | 2023-01-24 | 日本ゼオン株式会社 | Self-supporting membrane manufacturing method |
| JP7359588B2 (en) * | 2018-08-03 | 2023-10-11 | ナガセケムテックス株式会社 | Transparent conductive laminate and method for producing transparent conductive laminate |
| WO2020067429A1 (en) * | 2018-09-28 | 2020-04-02 | 株式会社大阪ソーダ | Carbon nanotube dispersion |
| JP6954564B2 (en) * | 2019-03-29 | 2021-10-27 | 東京ガスケミカル株式会社 | Nanocarbon manufacturing method and nanocarbon manufacturing system |
| JP6870771B1 (en) * | 2020-08-31 | 2021-05-12 | 日本ゼオン株式会社 | Conductive material dispersion for electrochemical elements, slurry for electrochemical element electrodes, electrodes for electrochemical elements and electrochemical elements |
| KR102664189B1 (en) * | 2021-11-18 | 2024-05-08 | 재단법인 한국탄소산업진흥원 | Equipment for synthesizing carbon nanotube |
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| JP5194455B2 (en) * | 2007-01-22 | 2013-05-08 | 三菱化学株式会社 | Catalyst for producing vapor grown carbon fiber and vapor grown carbon fiber |
| JP5663855B2 (en) * | 2009-09-30 | 2015-02-04 | 東レ株式会社 | Conductive composite and negative electrode for lithium ion battery. |
| JP2012056789A (en) * | 2010-09-08 | 2012-03-22 | Toray Ind Inc | Double-walled carbon nanotube dispersion |
| JP5831966B2 (en) * | 2011-07-08 | 2015-12-16 | 国立研究開発法人産業技術総合研究所 | Method for producing a carbon nanotube aggregate in which single-walled carbon nanotubes and double-walled carbon nanotubes are mixed at an arbitrary ratio |
| US9748016B2 (en) * | 2011-11-28 | 2017-08-29 | Zeon Corporation | Process for producing carbon nanotube composition and carbon nanotube composition |
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