国家/地区 中国（28） 美国（4） 世界知识产权组织（3） 印度（2） 韩国（2）
IPC部 C（33）
IPC大类 C01（33）
IPC小类 C01B（33）
IPC C01B032/194（33）
发明人 CHEN B（2） FENG Y（2） GAO T（2）
LI X（2） WANG W（2） XIA M（2）
ZHANG S（2） ZHANG Y（2） ZHAO J（2）
公开年 2020（9） 2018（6） 2019（6） 2022（4） 2021（3） 2016（2） 2017（2）
申请年 2019（11）  2021（6）  2018（5）  2020（4）  2016（3）  2017（2） 
专利权人 GUIZHOU MING.（2） UNIV BEIJING.（2）

Lubricating oil containing modified graphene material prepared by e.g. adding silane coupling agent, modified graphene and lubricating oil additive into reactor, stirring at high speed, adding lubricating oil and stirring at high speed to obtain lubricating oil containing modified graphene material.

LU M, WANG Z, SONG L, CHEN Z

Making two-dimensional graphene nanosheets includes e.g. subjecting graphite flakes to ultrasonication, centrifuging sonicated solution, allowing centrifuge tube to stand in vertical position, and removing supernatant of graphene dispersion.

VARRLA E, SETHURAJAPERUMAL A, UPPARA P

Producing magnetorheological fluid useful in e.g. brakes and clutches, comprises reacting aqueous solution of iron chloride hexahydrate and manganese chloride tetrahydrate with graphene oxide dispersion, and adding carbonyl iron-in-oil.

LEECHANGSUP, CHOI H Y, CHOI J

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

Preparing core-shell structure useful for preparing zirconium alloy extruding lubricant, comprises e.g. taking graphene and dispersing in mixed solution of deionized water and ethanol to obtain solution A, subjecting the solution A to water ultrasonic treatment and crushing.

WANG K, GAO Y, CHANG W, WANG W

Graphene modification comprises dispersing expanded graphite in industrial aqueous ammonia, electromagnetically treating expanded graphite and industrial aqueous ammonia mixture, magnetizing ferromagnetic metal impurities, filtering and subjecting to oscillation and microwave radiation treatment.

HE Z

Preparation of graphene/molybdenum diselenide composite material used for lubricating oil by mixing oxygen-deficient titanium dioxide/graphene, selenium powder hydrazine hydrate and sodium molybdate, hydrothermally reacting, and annealing.

WANG G

Multifunctional lubricating oil comprises base oil, modified graphene, oil-soluble molybdenum amine complex, viscosity index improver and modified nano-silicon carbide particles.

YAN M

Macro-preparation of graphene lubricating material, by oxidizing crystalline graphite to obtain graphite oxide/graphene oxide, coating with soluble metal salt, thermally reducing, washing and drying to obtain graphene, and ball milling.

ZHAO J, HUANG Y, LI S, GAO T

Graphene lubrication improving additive comprises modified graphene oxide, lubricating oil and dispersant including polyisobutylene-poly-succinimide, 4,4-thiobis(2,6-di-tert-butyl-p-cresol), and heavy alkylbenzene synthetic oil.

WO C, ZHU J