国家/地区 中国（6） 美国（5） 澳大利亚（4） 加拿大（4） 香港（4） 日本（4） 韩国（4） 世界知识产权组织（4） 欧洲专利局（EPO）（3） 英国（3） 以色列（3） 墨西哥（3） 新加坡（3） 台湾（3） 南非（3） 西班牙（2） 印度尼西亚（2） 印度（2） 马来西亚（2） 波兰（2）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B032/225（7）
发明人 HASEGAWA S（3） KAMIYA N（3） HASEGAWA SHOJI（2）
KAMIYA NAGISA（2） NAGISA K（2） SHEN Y（2）
SHOJI H（2）
公开年 2015（2） 2017（2）
申请年 2015（2） 
专利权人 GRAPHENE PLA.（3） GRAPHENE PLA.（2）

Stripping oil phase graphene useful for providing lubrication in automobile engine oil comprises stirring flake graphite powder and base oil, adding expansion layer agent, stirring, adding chelating agent and stirring.

CHEN R, HONG H, LIANG S, SITU R

Preparation of lipophilic graphene nanosheet used in e.g. lubricating grease, by mixing flaky graphite powder, inorganic acid, persulfate, peroxide, intercalation removing agent, lipophilic improver and additive, washing and drying.

GUO C, ZHANG X

Halogenated graphene nanoplatelets used in e.g. energy storage device, comprising graphene layers that are defect-free and free from any element, other than carbon atoms of perimeters of graphene layers, and with specified ratio of bromine.

ZHANG Y, PARKS J C, KADRMAS C R, ODAY J M

Composite ionically-conductive material used in e.g. power storage device, comprises graphene-like graphite exfoliated from graphite-based carbon material and ionically-conductive material dispersed in base material.

HASEGAWA S, KAMIYA N

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y

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