国家/地区 中国（10）
IPC部 B（10）
IPC大类 C01（10） B82（6） B01（2）
B22（2）
IPC小类 C01B（10）
IPC C01B032/19（10）
发明人 MIAO Z（2） TIAN H（2） ZHANG L（2）
公开年 2019（10）
申请年 2019（10） 
专利权人 UNIV YANCHEN.（2）

Preparing nitrogen-doped mesoporous carbon material useful for preparing cathode of alkali metal ion battery comprises preparing graphene oxide, ensuring pore formation and surface activation, drying and thermally treating.

XU G, ZHANG J, LIU X, YANG L

Graphene magnetic suspension filtering device based on ultrasonic stripping method comprise box body, ultrasonic vibrator fixedly mounted on box body, where upper end of vibrator is connected with voltage stabilizer by waterproof wire.

YANG Y

Upright graphene-polymer polymer composite comprises substrate, upright graphene, and high molecular polymer, where upright graphene grows on surface of substrate, and high molecular polymer is cured into film and loaded on surface.

ZHENG W, ZHAO X

Device for preparing noble metal/graphene composite nanomaterial, has input power that is provided in reaction chamber in time and quartz tube that is sheathed outside electrode to prevent electrode from reacting with mixed solution.

WANG R, QI Y, XIE P, DING Y, YANG W

Preparation of graphene comprises leaching waste lithium ion battery to obtain waste graphite, subjecting waste graphite to redox, stripping to prepare reduced graphene oxide and removing metal ions on graphene surface.

WU C, LI B

Preparing low-defect graphene-coated aluminum powder particles by inserting graphite and chemically stable metal into electrolyte solution, applying voltage, ultrasonically treating, mixing with aluminum powder and collecting precipitate.

GUO P

Preparing low oxygen content iron salt doped graphene nanosheet powder material by ball milling, comprises e.g. preparing second-order graphite intercalation compound by mixing molten iron chloride with graphite, and oxidizing intercalation.

MIAO Z, TIAN H, ZHANG L

Graphene having polynitrogen coordination structure useful for electrocatalytic reaction of carbon dioxide, oxygen and formaldehyde comprises tomic layers of carbon, oxygen, nitrogen, hydrogen and other elements and catalytic active site.

WANG J, ZHANG T, ZHANG H

Preparing high temperature expansion of iron-doped graphene nano-sheet powder material comprises e. g. preparing a second-order graphite intercalation compound by mixing molten iron chloride with graphite by a molten salt method.

MIAO Z, TIAN H, ZHANG L

Preparing multilayer graphene comprises e.g. preparing mixed solution containing graphite, intercalation agent and surfactant to form intercalated modified graphite and mixing with water-soluble thermoplastic polymer in twin-screw extruder.

TONG S