国家/地区 中国（7）
IPC部 C（8）
IPC大类 C01（8）
IPC小类 C01B（8）
IPC C10M125/02（8）
发明人 GAO T（2） HUANG Y（2） LI S（2）
WANG Q（2） ZHAO J（2）
公开年 2020（8）
申请年 2020（6）  2019（2） 
专利权人 UNIV BEIJING.（2）

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

Producing enhanced coolant for use in heating, ventilation, air conditioning (HVAC) systems by combining graphene with dispersing agents to form a combination, and mixing the combination with coolant compositions.

NICOL C, POPE D, NANJUNDAN A, BRAN R

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

Preparing graphene grease comprises e.g. using natural massive graphite as carbon source, grinding into powder in a pulverizer, mixing with graphite powder and dissolving, subjecting suspension, centrifuging, filtering and drying.

CHENG Z, KONG Y, LIU Z

Preparing composite lubricant containing nano graphene oxide/black phosphorous nanosheets, comprises e.g. adding black phosphorous nanosheets to graphene oxide nanosheet dispersion, and uniformly stirring to obtain mixed solution-A.

WANG W, DONG S, HOU T, GAO Y, WANG Q, WANG K

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

Stably dispersing graphene powder in gearbox oil, by pretreating gearbox oil by physical methods or heating, oscillating graphene powder, mixing pretreated gearbox oil and pretreated graphene powder, stirring, and maintaining stable state.

GAO R

Preparation of low-defect two-dimensional graphene/metal oxide nanocomposite lubricating material by high-degree graphite oxidation treatment and performing ball milling mixing reaction on graphite oxide and soluble metal salt.

ZHAO J, HUANG Y, LI Y, LIU Y, GAO T, LI Q, LI S