国家/地区 中国（5） 欧洲专利局（EPO）（3） 印度（3） 世界知识产权组织（3） 加拿大（2） 韩国（2） 美国（2）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B032/192（7）
发明人
公开年 2022（3）
申请年 2021（3） 
专利权人

Synthesis of graphene nanocomposite based additive for lubricants, by e.g. synthesizing graphene oxide by modified hummers method, doping graphene oxide with nitrogen element, and functionalizing nitrogen doped graphene.

KUMAR A, BHARDWAJ A, BARDIYA V

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

Coated strip or sheet comprises steel strip or sheet, zinc (alloy) coating on steel strip or sheet, coating system for inhibiting corrosion, and top coat in which coating system contains corrosion inhibitive composition with graphene.

VAN DER WEIJDE D H, BOEHM S, BOEHM H L M, BOEHM H, VAN DER WEIJDE D, BOHM H L M, BOHM S

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