国家/地区 中国（14） 世界知识产权组织（5） 韩国（4）
IPC部 C（17）
IPC大类 C01（17）
IPC小类 H01M（17） C01B（12） C01G（6）
B82Y（3） C01D（2）
IPC H01M004/48（17）
发明人 LI J（4） HE X（2） HUH S（2）
REN J（2） REN J G（2） WANG X（2）
ZHANG Q（2）
公开年 2022（10） 2023（7）
申请年 2022（17）
专利权人 BTR NEW MATE.（2） DINGYUAN NEW.（2） HUIZHOU DING.（2）

Lithium ion electrochemical cell useful in portable electronics, tools and transportation vehicles, comprises negative electrode comprising layered composite includes e.g. copper, aluminum or its alloy, positive electrode and electrolyte.

BORRESEN B T

Preparation of graphene/silicon oxide composite material for preparing electrode material, involves preparing graphene oxide by mixing graphite, water, concentrated sulfuric acid and sodium vanadate, preparing mixed material using reduced three-dimensional graphene, and laser processing.

LI J, LI Y, MA C, ZHANG Q, ZHU J

Preparing lithium iron phosphate/graphene oxide composite material comprises e.g. adding polyamine oxidized cellulose to iron source to react, mixing mixture and graphene oxide solution, adding lithium source reaction, mixing solid material with carbon source, crushing, screening, and demagnetizing.

ZHANG J, ZHANG C, ZHANG Q

Preparing silicon-carbon composite cathode material comprises mixing and grinding silicon and silicon dioxide, heating to react to generate silicon dioxide vapor, condensing with nano-carbon material slurry, introducing graphite and gas carbon source to form coated carbon layer on surface.

LI J, HUANG S, WANG X, LIU S, LI S

Vanadium oxide-based negative electrode material used in zinc-secondary battery, comprises vacancy vanadium oxide, and burnt carbon material formed on oxygen deficient vanadium oxide.

AN G H, YOO G, HYUNG A G, LEISURELY

Negative electrode material for lithium ion battery, comprises aggregate comprising active material, carbon material and doped element.

HE P, XIAO C, GUO E, REN J, HE X, XIAO Q M, REN J G, HUH S

Preparing aqueous zinc-ion battery composite anode material comprise e.g. adding lithium hydroxide monohydrate aqueous solution to vanadium oxide aqueous solution, stirring reaction solution, continuously heating, filtering and allowing to stand the filtrate and calcining at high temperature.

LAI C, HUANG P, XING Y

Active material used for negative electrode, comprises core, and shell comprising metal particles which are one or more of magnesium, aluminum, silicon, calcium, iron, manganese, cobalt, nickel, zinc, and germanium, coated with alkali-metal-containing material on all or portion of particle surface.

KWON S, HONG S, KANG S, SHIM H, PARK B, HONG S H, SUNGHWAN K, SHIM H W, PARK B H

Silicon-oxygen material used for preparing material for forming negative electrode used for lithium ion battery, comprises silicon oxide, and is in the form of primary particles having preset Wadell sphericity.

CHEN X, PANG C, DENG Z, LIANG T, REN J, HE X, DENG C, REN J G, HUH S

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