国家/地区 中国（14）
IPC部 C（14）
IPC大类 C01（14） H01（12） B82（5）
C09（3） H05（2）
IPC小类 C01B（14）
IPC C01B032/15（14）
发明人
公开年 2022（14）
申请年 2022（9）  2021（5） 
专利权人

Nitrogen-doped hollow mesoporous carbon nano-sheet for use in negative electrode of potassium ion battery i.e. lithium ion battery, comprises carbon shell provided with hollow inner cavity wrapped with reducing oxidation graphene, where shell is composed of porous amorphous carbon.

YE W, LIU W, WANG M

Preparing nitrogen-doped carbon nanomaterial useful in metal-sulfur battery anode and functional diaphragm, comprises carbonizing polyterephthalaldehyde melamine/graphene oxide composite material under inert environment.

JIANG Q, XU H, XU G

Carbon composite material used as the conductive additive of secondary battery, has three-dimensional structure, and size of at least one dimension is nano level, comprising carbon nano tube graphene and carbon quantum dots, is prepared by taking first electrode as positive electrode in electrolyte.

LIN J, TANG J, HONG J, GUO K, YE Z, LI S, ZHOU Q

Modified material useful in preparation of sodium ion battery cathode material, comprises amorphous carbon and carbon point and amorphous carbon source comprising at least one of e.g. animal hair, plant fiber, carbon fiber, graphene, graphite, anthracite, coke, carbon nanotube and/or urea.

QI Y, ZHANG Y, XU M

Double carbon encapsulated composites material useful as sodium ion battery cathode material, comprises three dimensional open-framework sea sponge-type carbon, reduced graphene oxide bilayer carbon framework and cobalt disulfide /cobalt oxide porous heterojunction nanoparticles.

LI W, ZAN G, SUI R, WEN M

Preparation of porous-micro-airbag structure of graphene involves dissolving alkaline treatment polyacrylonitrile nano-fiber in aqueous solution, ultrasonically dispersing to obtain fiber solution, and adding oxidized graphene solution.

XU Z, LIU Q, CHEN Y, ZHANG L, MENG F

Soft carbon with multi-interface structure useful for sodium ion battery cathode material, where added highly conductive nanomaterials are uniformly embedded and dispersed inside soft carbon.

CHEN X, YUAN M, SONG H

Copper-plated graphite powder in-situ growth helical carbon nanofiber useful in carbon brush and motor, prepared by soaking copper-plated graphite powder in ethanol solution, soaking in deionized water, drying, placing copper-plated graphite powder on graphite substrate, and introducing acetylene.

MU Y, ZHANG W, ZHANG H, CHEN C, LUO L, GONG Y

Preparing aqueous conductive paste based on nitrogen-doped graphene for use in battery, involves providing weak alkali aqueous solution, phenolic resin precursor, silica precursor and directing agent, adding silica precursor and directing agent to weak alkaline aqueous solution.

LIM S, JING M, CHEN F, LI Q

Cathode material for sodium ion battery used in electric vehicle industry and renewable energy, comprises graphene oxide.cerium dioxide/carbon nanosheet.

LI C, LU Z, ZHANG X, XIE Y, LI A, YU H