国家/地区 中国（4） 巴西（2） 印度（2） 世界知识产权组织（2）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B032/192（6）
发明人 JI G（2） WANG Y（2）
公开年 2021（4） 2022（2）
申请年 2021（6）
专利权人 UNIV PEKING（2）

Synthesis of graphene nanocomposite based additive for lubricants, by e.g. synthesizing graphene oxide by modified hummers method, doping graphene oxide with nitrogen element, and functionalizing nitrogen doped graphene.

KUMAR A, BHARDWAJ A, BARDIYA V

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

Production of polymeric nanocomposite for use in mining industry, involves producing and pre-exfoliating of two-dimensional carbon nanomaterial from graphite oxide paste which comprises pre-exfoliation and simultaneous reduction.

AMURIN L G, MARCOS DANIEL VOZER F, SILVA G G, FERREIRA F L Q, SOARES P H V, SANTOS B F, MIRANDA D C D, VALERIANO J C S, FELISBERTO M D V, MARCOS D V F

Preparation of composite graphene back gel for rubber filler, involves heating and stirring microporous starch and water, adding dispersant and graphene oxide, stirring to obtain mixed gel of graphene and starch, and extruding through twin-screw extruder.

SHI L, HUANG M

Improving surface biocompatibility of waste polyurethane carrier comprises e.g. preparing two intermediate products, carboxylated graphene and carboxylated graphene dispersion, soaking in second intermediate product and reacting.

JI G, WANG Y

Preparing ethylenediamine grafted graphene oxide modified polyurethane carrier useful e.g. in sewage treatment, comprises carrying out first post-treatment of polyurethane carrier, oxidizing graphite powder and performing second reaction.

JI G, WANG Y