国家/地区 中国（9）
IPC部 C（9）
IPC大类 C01（9） H01（8）
IPC小类 C01B（9）
IPC C01B032/05（9）
发明人 ZHANG X（9）
公开年 2022（3） 2020（2） 2021（2）
申请年 2017（2）  2020（2）  2021（2）  2022（2） 
专利权人

Quickly and efficiently preparing hollow carbon micro-sphere comprises e.g. dispersing nano-grade silicon dioxide micro-sphere to ethanol solution, adding carbon precursor and pH regulator, stirring, drying, carbonizing in inert atmosphere, dispersing into etching agent, centrifuging and washing.

WU S, OUYANG J, LUO E, ZHANG X, LI C, WEI D, HAN W, WEI L

Preparation of sodium-vanadium fluorophosphate used for preparing positive electrode material for sodium-ion battery, involves carrying out pre-reaction with e.g. vanadium source and phosphorus source in water, adding sodium source and fluorine source, dispersing, precipitating, washing, and drying.

ZHANG X, ZHAO W, PENG Z, DU K, HU G, CAO Y

Method for preparing modified hard carbon material used as a cathode material and electrode in a battery, involves e.g. mixing asphalt and catalyst, dispersing and kneading hard carbon precursor and nano material, carrying out curing reaction or bonding reaction, and performing heat treatment.

HU G, WANG X, FAN Z, PAN F, ZHANG X, CHEN B

Graphene composite material useful in thermally conductive and/or electrical shielding materials, comprises carbon-coated hollow silicon dioxide connected with laminated structure of layered reduced graphene oxide.

PANG H, YU Y, ZHAO Y, LIAO B, ZHANG X

Preparing hard carbon material used as negative electrode in lithium ion battery, supercapacitor, involves placing raw materials of precursor, heating, spray-drying liquid slurry, curing, and carbonizing precursor.

PAN F, SHEN L, ZHANG X, ZENG F, FAN Z, WANG X, CHEN B

Preparation of graphene-modified silicon monoxide/carbon composite material used as negative electrode material for lithium ion batteries by mixing graphene, silicon monoxide and first carbon source, carbonizing, and adding e.g. graphite.

ZHANG X, SHEN W, CAO J, CHEN Y

Porous carbon composite material useful for supercapacitors as electrode material, prepared by stacking hydrophobic Schiff base cobalt-beta-cyclodextrin-graphene sheet layer and calcining after two hydrothermal reactions.

HUANG P, LIU J, ZHANG X, HUANG Q, ZOU Y, XIANG C, SUN L, XU F, CHEN T

Preparing two-dimensional nitrogen-doped porous carbon material comprises e.g. adding graphene oxide into biomass saccharide solution, adding amino acids, reacting, washing, drying, and mixing with potassium hydroxide, reacting.

ZHANG X, FAN Q, YANG H, MI P, ZHAO Y

Preparation of porous carbon-coated graphene composite, involves mixing carbohydrate and active material with graphene, reacting to obtain hydrogel, soaking hydrogel with solvent, drying and mixing dried product with pore-forming agent.

HUANG S, ZHOU X, LIU Z, ZHAO D, ZHANG X