国家/地区 中国（8）
IPC部 B（9）
IPC大类 B82（9）
IPC小类 B82Y（9）
IPC C01B032/15（9）
发明人
公开年 2023（5） 2022（4）
申请年 2022（9）
专利权人

High cycle performance lignin-based graphene material cathode comprises ammoniated graphene microchips, modified silica-lignin nanospheres, dispersant, hydrogen evolution inhibitor and deionized water.

WEI P, ZHANG X, YUAN J, CHEN S, HUANG B

Preparation of silicon carbon negative electrode material used in lithium-ion battery, involves mixing silicon source and amino graphene, adding initiator to prepare halogenated composite material, mixing with catalyst, electrolyte, reaction monomer, and solvent, separating and calcining.

CHENG H, GENG M, LI C, CHEN B, TAN Y, PENG S

Preparing ultra-high edge nitrogen-doped carbon nanosheets useful in potassium ion battery, comprises e.g. grafting reactive macromolecules to prepare graphene oxide-polymer molecular brushes, adding nitrogen-rich small molecules, hydrothermally reacting and freeze-drying, and carbonizing.

HUANG J, TANG Y, CEN Z, LIU S, WU D

Nanoparticulate material used as active material in cathodes and anodes of sulfur-based batteries, comprises carbon nanomaterial having active sites, and sulfur attached to active sites.

GRANIERO ECHEVERRIGARAY S, NAIR V, CASTRO A H

Surface modified anode material comprises coating layer coated on surface of lithium iron phosphate material and coating layer preferably continuous composite phase formed by uniformly mixing metal oxide comprising at least one of e.g. oxides of manganese and/or nickel and carbon layer.

YANG S, PEI J, WANG X, WANG W, DUAN T

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

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