国家/地区 世界知识产权组织（5）
IPC部 C（5）
IPC大类 C10（5）
IPC小类 C10M（5） C10N（5） C01B（3）
C08K（3） C08L（3） B29B（2）
B33Y（2） B82Y（2） C04B（2）
C09C（2） C09D（2） H01B（2）
H01G（2） H01M（2） H05K（2）
IPC C10N020/06（5）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） KAMIYA N（2）
KAMIYA NAGISA（2） NAGISA K（2） SHEN Y（2）
SHOJI H（2）
公开年 2015（2） 2022（2）
申请年 2014（2）  2021（2） 
专利权人 GRAPHENE PLA.（2） GRAPHENE PLA.（2）

Lubricant composition useful as concentrate or finished lubricant, comprises base oil or fully formulated lubricant, and graphene nanoparticles derived from carbon containing gas dispersed in the base oil or the fully formed lubricant.

NICOL C, SCHEIWE T, NANJUNDAN A K

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

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

Aqueous lubricant used in metal cutting process, is obtained by dispersing graphene formed by mixing graphite with aqueous solution containing oxidizing agent, oxidizing graphite and separating graphene, in water.

KINOSHITA HIROSHI, NISHINA YUTA