Indexed by:
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。
Keyword:
Reprint Author's Address:
Email:
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:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 0
Affiliated Colleges: