• 专利标题:   Preparing graphene/carbon nanotube composite material, involves adding graphite oxide into deionized water to obtain graphite oxide solution, and adding carbon nanotube to the solution, followed by centrifuging and drying the solution.
  • 专利号:   CN103832996-A
  • 发明人:   LIU D, WANG Y, ZHONG H, ZHOU M
  • 专利权人:   OCEANS KING LIGHTING SCI TECHNOLOGY CO, SHENZHEN OCEANS KING LIGHTING ENG CO LTD, SHENZHEN OCEANS KING LIGHTING SCI TECH
  • 国际专利分类:   C01B031/02, C01B031/04, H01G009/042
  • 专利详细信息:   CN103832996-A 04 Jun 2014 C01B-031/02 201452 Pages: 8 Chinese
  • 申请详细信息:   CN103832996-A CN10483405 23 Nov 2012
  • 优先权号:   CN10483405

▎ 摘  要

NOVELTY - Preparing graphene/carbon nanotube composite material, comprises adding graphite oxide into 0.5-5 l of deionized water to obtain graphite oxide solution with concentration of 0.5-2 mg/ml, ultrasonically processing the graphite oxide solution and then adding carbon nanotube, ultrasonic processing the solution, centrifuging and drying the solution to obtain graphene oxide/carbon nanotube composite material, placing the composite material in an inert gas, sintering the mixture at 70-90 degrees C for 30 minutes to 1 hour, and cooling the sintered mixture to room temperature. USE - The method is useful for preparing graphene/carbon nanotube composite material, which is useful in electrochemical capacitor (claimed). ADVANTAGE - The method provides graphene/carbon nanotube composite material with high energy storage capacity. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for the graphene/carbon nanotube composite material prepared by the method as above per se.