国家/地区 中国（15）
IPC部 C（15）
IPC大类 C01（15） H01（15） B82（5）
IPC小类 C01B（15）
IPC H01M004/62（15）
发明人 ZHANG H（15）
公开年 2021（6） 2022（3） 2017（2）
申请年 2020（4）  2016（3）  2019（3）  2021（2） 
专利权人 CHINA ACAD S.（2） CHINA PETROL.（2） SINOPEC DALI.（2）

Silicon-carbon composite material used in negative electrode of battery, comprises silicon material which is nano-silicon particles with silicon-halogen bond on surface, and pleated structure graphene which covers silicon material.

WANG H, ZHANG H, LI C, QIU W, JIANG F, FANG D, XU Z

Preparing niobium pentoxide/graphene lithium ion negative electrode material involves taking niobium oxalate and graphene conductive slurry for subsequent use, adding distilled water, dissolving oxalic acid niobium to form niobium oxalate solution and adding niobium oxalate solution.

WANG X, LI J, ZHANG H, QIAO Y, LUO J

Preparation of composite carbon material for use in lead-carbon battery electrode, involves mixing ethanol aqueous solution, pyrrole, oxidant and active carbon material, hydrothermally reacting, re-dispersing solid in polyvinylpyrrolidone, sintering and activating.

ZHANG H, XI Y, LI X, YAN J

Preparing silicon-carbon composite electrode material, involves pretreating substrate, mixing silicon material and carbon material to prepare silicon/carbon composite powder; dispersing silicon/conductive polymer powder.

BAI X, DONG K, ZHANG H

Preparing lithium battery cathode material of ultra-small oxides and carbon by microwave method comprises soaking zinc-based metal-organic framework material in metal salt solution, stirring, mixing ionized metal-organic framework powder with graphene powder, grinding, acid cleaning and drying.

JIA D, ZHANG H, DUAN X, WEI Z, LIU L, HUANG X

Silicon-carbon composite material useful for lithium ion battery, comprises positively-charged silicon-carbon layer and negatively-charged silicon-carbon layer which are alternately stacked by layer-by-layer self-assembly.

ZHANG H, DONG K, LEI C

Anode used for alkali metal battery, comprises multiple porous graphene balls comprising graphene sheets, and multiple particles or coating of lithium-attracting metal or sodium-attracting metal having preset thickness.

JANG B Z, CHANG H, ZHAMU A, ARUNA J A, JEAN B, ZHANG B, ZHANG H

Preparing fibrous graphene-doped titanium dioxide composite material useful as electrode material, comprises e.g. adding polyvinyl pyrrolidone and/or poly(vinyl alcohol) in solvent comprising deionized water and ethanol, and reacting.

LIAO S, LI J, ZHANG H, WANG S, LING F

Preparing nitrogen-doped composite material by putting polyvinylpyrrolidone in solvent for solution, mixing tetrabutyl titanate and melamine for solution, dripping graphene dispersion in mixed solutions, electrospinning, and reacting.

GUO J, LIAO S, ZHANG H, WANG S, LING F

Aggregate comprises lithium silicon oxide particles comprising core particles comprising silicon, oxygen and lithium, silicon carbide shell layer covering core particles and carbon layer bonding multiple lithium silicon oxide particles.

LI Z, ZHANG H, ZHA D, LUO S, WANG C