JP6746782B2 - 柔軟性グラフェン膜およびその製造方法 - Google Patents
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Description
(1)酸化グラフェンを良溶媒中に分散させ、濃度が5〜20mg/mLである酸化グラフェン溶液を得て、スクラッチ加工した後、液状酸化グラフェン膜を得る。
(2)液状酸化グラフェン膜を貧溶媒中に2〜24時間含浸し、ゲル化を行う。酸化グラフェンゲル膜を得る。
(3)酸化グラフェンゲル膜を乾燥させ、柔軟性酸化グラフェン膜を得る。
(1)酸化グラフェンを良溶媒中に分散させ、濃度が5〜40mg/mLである酸化グラフェン溶液を得て、スクラッチ加工した後、液状酸化グラフェン膜を得る。
(2)液状酸化グラフェン膜を貧溶媒中に1〜24時間含浸し、ゲル化を行い、酸化グラフェンゲル膜を得る。
(3)酸化グラフェンゲル膜を乾燥させ、柔軟性酸化グラフェン膜を得る。
(4)柔軟性酸化グラフェン膜を還元し、柔軟性グラフェン膜を得る。
上記の方法によって、皺のよった酸化グラフェンシートを互いに繋ぎ合わせてなるか、または皺のよったグラフェンシートを互いに繋ぎ合わせてなり、膜の結晶度が60%未満である、柔軟性グラフェン膜が形成される。
1、濃度が5mg/mLである酸化グラフェンDMF溶液を、スクレーパでスクラッチ加工し、厚みを30mmとし、液状の酸化グラフェン膜を得た。
1、濃度が10mg/mLである酸化グラフェンDMF溶液を、スクレーパでスクラッチ加工し、厚みを1mmとし、液状の酸化グラフェン膜を得た。
1、濃度が15mg/mLである酸化グラフェン(N−メチル基ピロリドン)溶液を、スクレーパでスクラッチ加工し、厚みを2mmとし、液状の酸化グラフェン膜を得た。
1、濃度が20mg/mLである酸化グラフェン(N,N−ジメチルアセトアミド)溶液を、スクレーパでスクラッチ加工し、厚みを3mmとし、液状酸化グラフェン膜を得た。
1、濃度が8mg/mLである酸化グラフェンDMF溶液を、スクレーパでスクラッチ加工し、厚みを0.5mmとし、液状の酸化グラフェン膜を得た。
1.濃度が14mg/mLである酸化グラフェンピリジン溶液を、スクレーパでスクラッチ加工し、厚みを1mmとし、液状の酸化グラフェン膜を得た。
1、濃度が8mg/mLである酸化グラフェンDMF溶液を、スクレーパでスクラッチ加工し、厚みを2mmとし、液状のグラフェン膜を得た。
1、濃度が5mg/mLである酸化グラフェンDMF溶液を、スクレーパでスクラッチ加工し、厚みを1mmとし、液状の酸化グラフェン膜を得た。
1、濃度が15mg/mLである酸化グラフェン(N−メチル基ピロリドン)溶液を、スクレーパでスクラッチ加工し、厚みを2mmとし、液状の酸化グラフェン膜を得た。
1、濃度が40mg/mLである酸化グラフェン(N,N−ジメチルアセトアミド)溶液を、スクレーパでスクラッチ加工し、厚みを30mmとし、液状酸化グラフェン膜を得た。
1、濃度が8mg/mLである酸化グラフェンDMF溶液を、スクレーパでスクラッチ加工し、厚みを0.5mmとし、液状の酸化グラフェン膜を得た。
1.濃度が14mg/mLである酸化グラフェンピリジン溶液を、スクレーパでスクラッチ加工し、厚みを1mmとし、液状の酸化グラフェン膜を得た。
Claims (7)
- (1)酸化グラフェンを良溶媒中に分散させ、濃度が5〜20mg/mLである酸化グラフェン溶液を得て、スクラッチ加工した後、液状酸化グラフェン膜を得るステップと、
(2)液状酸化グラフェン膜を貧溶媒中に2〜24時間含浸し、ゲル化を行う、酸化グラフェンゲル膜を得るステップと、
(3)酸化グラフェンゲル膜を乾燥させ、柔軟性酸化グラフェン膜を得るステップとを含むことを特徴とする、柔軟性酸化グラフェン膜の製造方法。 - (1)酸化グラフェンを良溶媒中に分散させ、濃度が5〜40mg/mLである酸化グラフェン溶液を得て、スクラッチ加工した後、液状酸化グラフェン膜を得るステップと、
(2)液状酸化グラフェン膜を貧溶媒中に1〜24時間含浸し、ゲル化を行い、酸化グラフェンゲル膜を得るステップと、
(3)酸化グラフェンゲル膜を乾燥させ、柔軟性酸化グラフェン膜を得るステップと、
(4)柔軟性酸化グラフェン膜を還元し、柔軟性グラフェン膜を得るステップとを含むことを特徴とする、柔軟性グラフェン膜の製造方法。 - ステップ(1)において、前記良溶媒は、N,N−ジメチルホルムアミド、水,N−メチルピロリドン、アセトン、ジメチルスルホキシド、ピリジン、ジオキサン、N,N−ジメチルアセトアミド、テトラヒドロフランから選ばれる1種以上を任意の配合比率で混合してなることを特徴とする、請求項1または2に記載の柔軟性グラフェン膜の製造方法。
- スクラッチの厚みが0.5〜30mm、スクラッチ速度1〜20mm/sであることを特徴とする、請求項1または2に記載の柔軟性グラフェン膜の製造方法。
- ステップ(2)において、貧溶媒は、酢酸エチル、ジクロロメタン、アルカン類、メタノール、エタノール、1−ブタノール、プロパンジオール、グリセロール、イソブタノール、酢酸メチル、酢酸ブチル、酢酸から選ばれる1種以上を任意の比率で混合してなることを特徴とする、請求項1または2に記載の柔軟性グラフェン膜の製造方法。
- 5〜24時間、オーブンにおいて50〜100℃で直接乾燥させるか、または懸架乾燥させることを特徴とする、請求項1または2に記載の柔軟性グラフェン膜の製造方法。
- ステップ(4)において、還元方式は、化学還元、熱還元、電気還元から選ばれることを特徴とする、請求項2に記載の柔軟性グラフェン膜の製造方法。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710232708.3A CN106986335B (zh) | 2017-04-11 | 2017-04-11 | 一种柔性氧化石墨烯膜及其制备方法 |
| CN201710232708.3 | 2017-04-11 | ||
| CN201710232564.1A CN107055517B (zh) | 2017-04-11 | 2017-04-11 | 一种柔性石墨烯膜及其制备方法 |
| CN201710232564.1 | 2017-04-11 | ||
| PCT/CN2018/077171 WO2018188420A1 (zh) | 2017-04-11 | 2018-02-26 | 一种柔性石墨烯膜及其制备方法 |
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| JP2019529321A JP2019529321A (ja) | 2019-10-17 |
| JP6746782B2 true JP6746782B2 (ja) | 2020-08-26 |
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| US (1) | US20200095128A1 (ja) |
| EP (1) | EP3611130B1 (ja) |
| JP (1) | JP6746782B2 (ja) |
| KR (1) | KR102284825B1 (ja) |
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| WO2019071943A1 (zh) * | 2017-10-13 | 2019-04-18 | 浙江大学 | 独立自支撑石墨烯膜及其制备方法 |
| CN114368744B (zh) * | 2021-12-27 | 2022-09-09 | 广东墨睿科技有限公司 | 石墨烯混合材料及制备方法和石墨烯均温板及制备方法 |
| JP7478455B2 (ja) * | 2022-03-24 | 2024-05-07 | シーズテクノ株式会社 | 酸化グラフェンの還元方法 |
| US20240075460A1 (en) * | 2022-09-06 | 2024-03-07 | Government Of The United States, As Represented By The Secretary Of The Air Force | Graphene Oxide Recycling Process |
| CN116606144B (zh) * | 2023-05-22 | 2023-11-21 | 南京工业大学 | 一种化学预还原制备石墨烯导热厚膜的方法 |
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| CN102438944B (zh) * | 2009-03-27 | 2014-07-16 | 独立行政法人科学技术振兴机构 | 石墨烯膜的制造方法、电子元件的制造方法及石墨烯膜向基板的转印方法 |
| RU2413330C1 (ru) * | 2009-11-23 | 2011-02-27 | Закрытое акционерное общество "Нанотех-Актив" | Способ получения атомно-тонких монокристаллических пленок |
| WO2012138803A2 (en) * | 2011-04-04 | 2012-10-11 | Carnegie Mellon University | Carbon nanotube aerogels, composites including the same, and devices formed therefrom |
| KR101388695B1 (ko) * | 2011-10-24 | 2014-04-28 | 삼성전기주식회사 | 그래핀 투명전극 및 이의 제조방법 |
| US9533889B2 (en) * | 2012-11-26 | 2017-01-03 | Nanotek Instruments, Inc. | Unitary graphene layer or graphene single crystal |
| WO2014134663A1 (en) * | 2013-03-08 | 2014-09-12 | Monash University | Graphene-based films |
| CN104610557B (zh) * | 2013-11-01 | 2018-03-02 | 中国科学院化学研究所 | 一种再生纤维素膜、功能膜及其制备方法 |
| GB201405800D0 (en) * | 2014-03-31 | 2014-05-14 | Isis Innovation | Process |
| BR112017025163B1 (pt) * | 2015-05-26 | 2023-03-28 | The Regents Of The University Of California | Dispersão de material à base de grafeno, método para formar material à base de grafeno e uso de dispersão |
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| RU2614289C1 (ru) * | 2015-11-10 | 2017-03-24 | Федеральное государственное бюджетное учреждение науки Институт проблем технологии микроэлектроники и особочистых материалов Российской академии наук (ИПТМ РАН) | Способ получения пленки графена на подложке |
| CN105731435B (zh) * | 2016-01-25 | 2017-11-28 | 浙江碳谷上希材料科技有限公司 | 一种高强柔性石墨烯复合导热膜及其制备方法 |
| CN105692600B (zh) * | 2016-01-25 | 2017-10-10 | 浙江大学 | 一种超柔轻质石墨烯电热膜的制备方法 |
| CN105731436B (zh) * | 2016-01-25 | 2018-02-16 | 浙江碳谷上希材料科技有限公司 | 连续超轻规则取向的纯石墨烯气凝胶薄膜及其制备方法 |
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| CN106185903B (zh) * | 2016-07-15 | 2018-07-17 | 浙江大学 | 一种冰晶辅助制备高柔性石墨烯膜的方法 |
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- 2018-02-26 WO PCT/CN2018/077171 patent/WO2018188420A1/zh not_active Ceased
- 2018-02-26 US US16/469,145 patent/US20200095128A1/en not_active Abandoned
- 2018-02-26 RU RU2019135900A patent/RU2742409C1/ru active
- 2018-02-26 JP JP2019517978A patent/JP6746782B2/ja active Active
- 2018-02-26 KR KR1020197033247A patent/KR102284825B1/ko active Active
- 2018-02-26 EP EP18784925.2A patent/EP3611130B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR102284825B1 (ko) | 2021-08-02 |
| WO2018188420A1 (zh) | 2018-10-18 |
| RU2742409C1 (ru) | 2021-02-05 |
| EP3611130A1 (en) | 2020-02-19 |
| EP3611130A4 (en) | 2020-04-08 |
| JP2019529321A (ja) | 2019-10-17 |
| KR20200002903A (ko) | 2020-01-08 |
| EP3611130B1 (en) | 2022-12-14 |
| US20200095128A1 (en) | 2020-03-26 |
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