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Gao et al., 2016 - Google Patents

Graphene production via supercritical fluids

Gao et al., 2016

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Document ID
212859156922700325
Author
Gao H
Hu G
Publication year
Publication venue
Rsc Advances

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Snippet

Since supercritical fluids possess low interfacial tension, excellent wetting of surfaces and high diffusion coefficients, they have been employed to intercalate and delaminate tightly- stacked layered materials such as silicates. In recent years, many researchers have begun …
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B31/00—Carbon; Compounds thereof
    • C01B31/02—Preparation of carbon; Purification; After-treatment
    • C01B31/04—Graphite, including modified graphite, e.g. graphitic oxides, intercalated graphite, expanded graphite or graphene
    • C01B31/0438—Graphene
    • C01B31/0446—Preparation
    • C01B31/0469—Preparation by exfoliation
    • C01B31/0476—Preparation by exfoliation starting from graphitic oxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B31/00—Carbon; Compounds thereof
    • C01B31/02—Preparation of carbon; Purification; After-treatment
    • C01B31/0206—Nanosized carbon materials
    • C01B31/022—Carbon nanotubes
    • C01B31/0253—After-treatments
    • C01B31/0266—Sorting
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B31/00—Carbon; Compounds thereof
    • C01B31/02—Preparation of carbon; Purification; After-treatment
    • C01B31/0206—Nanosized carbon materials
    • C01B31/022—Carbon nanotubes
    • C01B31/0253—After-treatments
    • C01B31/0273—Derivatisation, solubilisation or dispersion in solvents
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B31/00—Carbon; Compounds thereof
    • C01B31/02—Preparation of carbon; Purification; After-treatment
    • C01B31/0206—Nanosized carbon materials
    • C01B31/0293—Other structures, e.g. nano-onions, nano-scrolls, nano-horns, nano-cones or nano-walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANO-TECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANO-STRUCTURES; MEASUREMENT OR ANALYSIS OF NANO-STRUCTURES; MANUFACTURE OR TREATMENT OF NANO-STRUCTURES
    • B82Y30/00—Nano-technology for materials or surface science, e.g. nano-composites

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