A composite material with diamond-induced graphene nanosheet distribution and its preparation method

By combining diamond and graphene nanosheets with gallium-based liquid metal, an effective heat conduction pathway is formed, which solves the problem of insufficient thermal conductivity of gallium-based liquid metal, achieving high thermal conductivity and safety, and is suitable for soft robots and wearable devices.

CN116732403BActive Publication Date: 2026-03-10ZHONGLU SPACE LIQUID METAL TECHNOLOGY (JIANGSU) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-05-30
Publication Date
2026-03-10

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Abstract

This invention discloses a diamond-induced graphene nanosheet distribution composite material and its preparation method. The composite material comprises the following components in the following mass ratio: 10-40% diamond, 5-10% graphene, and the balance being gallium-based liquid metal. The diamond is diamond particles, and the graphene is graphene nanosheets. The diamond and graphene interact synergistically to form an effective thermal conductivity pathway within the composite material. The composite material is a paste-like substance. This invention, without altering the inherent flexibility and high thermal conductivity of gallium-based liquid metal, utilizes isotropic diamond and anisotropic graphene nanosheets combined with gallium-based liquid metal to form an effective thermal conductivity pathway within the gallium-based liquid metal, further enhancing the thermal conductivity of the liquid metal.
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Citation Information

Patent Citations

  • Heat-conducting gel containing diamond and liquid metal and preparation and application of heat-conducting gel

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  • Preparation method of diamond / graphene / metal composite material

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