国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C01B032/192（5）
发明人
公开年 2022（2）
申请年 2021（2） 
专利权人

Nanoparticle composition useful as a lubricant additive in a lubricating oil composition, comprises at least one graphene nanoparticle, at least one polymer, at least one silane compound, and at least one base fluid.

BREUERS V, NESS D, WIEBER S, LEICH V, HOENIG J, HAGEMANN M G, WOMBACHER W, DAESCHLEIN C, HONIG J, DASCHLEIN C, PERENA B, BIBER S, REICHVALERY, HIYONATH H, HAGEMANN M, NIESS D

Preparing graphene-lead compound nanocomposite material comprises e.g. fully hydrolyzing graphene oxide fully attached with lead ions on surface and interlayer and performing directional polymerization treatment, heat-treating product, and washing and drying black solid.

MAN W, GAO T, ZHAO J, LI Y

Preparation of reduction graphene engine oil energy-saving improver by mixing absolute ethanol and base oil, then pouring into graphene oxide ethanol solution for dilution, stirring and mixing, and adding reducing agent hydrazine hydrate.

TENG Y, LIU H, JIAO Z, WANG Q, LI N, GUO J, DU H, ZHAO M

Preparing graphene powder for lubricant additives, involves adding graphite as raw material, inserting layer additive, water and surfactant, stirring and dispersing in solvent and dispersing into conical grinding device.

CHEN Q, ZENG J, WANG L

Synthesizing graphene comprises refluxing reaction mixture of solvent e.g. water and carbonaceous material promoting polycyclic aromatic hydrocarbon formation, collecting and directing obtained vapors to substrate and recovering graphene.

SHANKMAN R S, HANKMAN R S