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Author:

汪浩 (汪浩.) (Scholars:汪浩) | 张永政 (张永政.) | 吴春卉 (吴春卉.) | 刘晶冰 (刘晶冰.) | 朱满康 (朱满康.) | 严辉 (严辉.) (Scholars:严辉)

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incoPat zhihuiya

Abstract:

本发明公开了一种具有高碳氧比的单层石墨烯的制备方法,属于功能材料的制备技术领域。步骤如下:以天然鳞片石墨为原料,用改良hummers法制得氧化石墨,鳞片石墨∶高锰酸钾∶浓硝酸∶浓硫酸∶双氧水=1∶1.5∶7.0∶10.7∶1.5。用5%的稀盐酸和去离子水洗至无SO42-。取氧化石墨在马弗炉中900℃-1000℃膨胀,取膨胀石墨以酒精为分散剂,超声处理1h,然后进行水热还原,膨胀石墨∶水合肼=1∶10,100℃下水热反应24h,产物洗净干燥。本发明可制得具有高碳氧比的单层石墨烯,产率大,可应用于大规模生产。

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Patent Info :

Type: 发明申请

Patent No.: CN201110122065.X

Filing Date: 2011-05-12

Publication Date: 2011-08-17

Pub. No.: CN102153077A

Applicants: 北京工业大学

Legal Status: 撤回-视为撤回

Cited Count:

WoS CC Cited Count:

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ESI Highly Cited Papers on the List: 0 Unfold All

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30 Days PV: 0

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