国家/地区 中国（4）
IPC部 C（4）
IPC大类 C10（4） B01（2）
IPC小类 C10M（4）
IPC C10M177/00（3） B01D036/02（2） C10M169/04（2）
C10N030/06（2）
发明人 HE Z（4）
公开年 2021（4）
申请年 2021（4）
专利权人 ZHAOFENG CHO.（3）

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

Lubricating oil blending technique comprises e.g. injecting base oil, graphene modifier, lubricating oil thickener, complexing agent, antifoaming agent and pour point depressant into reactor, pulse blending and stirring, and processing primary lubricating oil by homogenizing emulsifying pump.

HE Z

Preparing lubricating oil improver, by stirring modified graphene additive and base oil, performing electromagnetic treatment to magnetize ferromagnetic metal impurities, performing strong magnetic filtration, subjecting to strong shear, centrifugal extrusion, and liquid layer friction.

HE Z

Modified lubricating oil comprises base lubricating oil and nano copper/sulfur doped graphene powder, and prepared by stirring base lubricating oil, adding nano-copper/sulfur doped graphene powder, and ultrasonically dispersing.

HE Z, ZENG X, ZENG Z, XIONG L, YAN Y