JP5932331B2 - 活性炭の製造方法 - Google Patents
活性炭の製造方法 Download PDFInfo
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- JP5932331B2 JP5932331B2 JP2011288497A JP2011288497A JP5932331B2 JP 5932331 B2 JP5932331 B2 JP 5932331B2 JP 2011288497 A JP2011288497 A JP 2011288497A JP 2011288497 A JP2011288497 A JP 2011288497A JP 5932331 B2 JP5932331 B2 JP 5932331B2
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E60/13—Energy storage using capacitors
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Description
〔多孔質炭素材料の評価〕
〔活性炭の評価〕
〔電気二重層キャパシタの評価〕
Claims (7)
- 寒天植物を出発原料として活性炭を製造する活性炭の製造方法であって、前記寒天植物から寒天ゲル又はこの寒天ゲルにリン酸を含浸させた混合材料を用いた寒天材料を生成し、この寒天材料を第一熱処理することにより炭素化した多孔質炭素材料を得る寒天炭素化工程と、前記寒天炭素化工程で得られた前記多孔質炭素材料に少なくとも一種類以上の賦活剤を混合するとともに、流通する不活性ガスに二酸化炭素を供給混合した所定濃度の二酸化炭素雰囲気下で、前記賦活剤を混合した前記多孔質炭素材料を熱処理する平行賦活処理による第二熱処理を行う炭素材料賦活工程とを経ることにより、BET法により算出される比表面積が、少なくとも2000〔m2/g〕以上となる活性炭を得ることを特徴とする活性炭の製造方法。
- 前記第一熱処理の処理温度は、400〜1000〔℃〕の範囲に選定することを特徴とする請求項1記載の活性炭の製造方法。
- 前記第一熱処理は、流通する不活性ガスの雰囲気下で前記寒天材料を熱処理することを特徴とする請求項1又は2記載の活性炭の製造方法。
- 前記多孔質炭素材料は、前記炭素材料賦活工程で用いる粉末状の前駆体として用いることを特徴とする請求項1〜3のいずれかに記載の活性炭の製造方法。
- 前記賦活剤には、少なくとも、水酸化ナトリウム又は水酸化カリウムを含む水酸化物を用いることを特徴とする請求項1〜4のいずれかに記載の活性炭の製造方法。
- 前記第二熱処理の処理温度は、700〜1200〔℃〕の範囲に選定することを特徴とする請求項1〜5のいずれかに記載の活性炭の製造方法。
- 前記第二熱処理により得られる活性炭に形成される細孔において、Dh≦2(ただし、Dh:細孔径〔nm〕)の範囲のミクロ孔と、2<Dh≦50の範囲のメソ孔の比率が、所定の比率になるように、前記二酸化炭素の濃度及び/又は供給時間を設定することを特徴とすることを特徴とする請求項1記載の活性炭の製造方法。
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Families Citing this family (9)
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JP6465375B2 (ja) * | 2014-06-11 | 2019-02-06 | 滋賀県 | 活性炭の製造方法 |
JP2016188163A (ja) * | 2015-03-30 | 2016-11-04 | 国立大学法人信州大学 | 多孔質カーボンナノ構造物、多孔質カーボンナノ構造物の製造方法及び電気二重層キャパシタ |
CN105236406A (zh) * | 2015-09-14 | 2016-01-13 | 中国东方电气集团有限公司 | 一种超级电容器用球形活性炭的制备方法 |
CN105225842A (zh) * | 2015-09-23 | 2016-01-06 | 杭州星宇炭素环保科技有限公司 | 一种Ag/山核桃蒲壳基活性炭复合电容电极材料的制备方法 |
CN107555434B (zh) * | 2017-09-05 | 2020-07-07 | 桂林电子科技大学 | 一种基于琼脂的掺氮多孔碳材料及其制备方法和应用 |
CN109607532B (zh) * | 2019-01-26 | 2021-03-30 | 南阳师范学院 | 一种琼脂基高比表面积活性炭的制备方法 |
JP7301555B2 (ja) * | 2019-02-28 | 2023-07-03 | セイコーインスツル株式会社 | 電気二重層キャパシタ及び電気二重層キャパシタの製造方法 |
CN110589795A (zh) * | 2019-09-11 | 2019-12-20 | 上海电力大学 | 二氧化锰纳米粒子修饰的三维分级多孔碳网络及其制备方法与应用 |
CN111977652B (zh) * | 2020-08-19 | 2023-08-04 | 中国海洋大学 | 微爆炸法制备生物衍生多孔碳及其在超级电容器中的应用 |
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JP4065935B2 (ja) * | 2001-08-22 | 2008-03-26 | 国立大学法人島根大学 | 吸着用木炭の製造方法 |
KR101438854B1 (ko) * | 2006-11-08 | 2014-09-05 | 더 큐레이터스 오브 더 유니버시티 오브 미주리 | 높은 표면적 탄소 및 이를 생산하기 위한 공정 |
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JP2011093774A (ja) * | 2009-11-02 | 2011-05-12 | Jx Nippon Oil & Energy Corp | 活性炭及びその製造方法、並びにそれを用いた液体の精製方法、及び燃料電池システム |
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