国家/地区 中国（109） 世界知识产权组织（10） 美国（9） 韩国（8） 印度（4） 日本（3） 台湾（2）
IPC部 C（132）
IPC大类 C01（132） H01（102） H05（32）
B82（22） B01（9） C08（8）
B22（7） C09（7） C23（5）
B32（4） H02（4） B05（3）
C22（3） C25（3） G01（3）
IPC小类 C01B（132）
IPC C01B032/194（132）
发明人 LIU Y（8） LI X（7） WANG X（7）
WANG Z（7） LI J（6） ZHANG K（6）
WANG Y（5） ZHANG W（5） ZHANG Y（5）
LI Y（4） WANG L（4） YANG H（4）
ZHANG J（4） ZHANG X（4） CHEN Y（3）
公开年 2022（92） 2023（40）
申请年 2022（132）
专利权人 AECC BEIJING.（3） UNIV CHINA E.（3） UNIV HENAN A.（3） UNIV SOUTHWE.（3）
UNIV XIAN JI.（3） UNIV ZHEJIAN.（3） ANHUI AEROSP.（2） HARBIN INST .（2）
HUAYU NEW EN.（2） HUNAN JINYAN.（2） RUMPLIER INC（2） SHUIMU BEIJI.（2）
UNIV CHINA P.（2） UNIV SHANGHA.（2） UNIV SHANGHA.（2） UNIV SOOCHOW（2）
UNIV TSINGHU.（2） UNIV WUHAN T.（2） UNIV ZHENGZH.（2） WEIHAI YUNSH.（2）

Evaluating number of graphene layers comprises e.g. coating graphene mixed slurry on copper foil, drying, preparing button battery with dried copper foil as electrode sheet of current collector, and estimating number of graphene layers of graphene powder according to charge-discharge curve.

LIU Y, WANG B, SUN L, ZHOU L, SHI X, WANG X, LI B

Preparation of lithium-iron phosphate battery positive electrode slurry involves mixing carbon-coated graphene-based lithium-iron phosphate, conductive carbon black, polyvinylidene fluoride binder and trifluoromethyl hyperbranched binder.

LIANG X, WANG Z, WANG X, WU Y, SHENG Y, GUO Z, ZHU F, MA L, LI H

Preparing reduced acylated graphene oxide used in electrode active material of lithium secondary battery, involves subjecting graphene oxide to acylation reaction to prepare acylated graphene oxide, and reducing the acylated graphene oxide.

KIM D H, PARK S, YEON S, SHIN K, JIN C, HWANG S H, SEUNGHAE H, JIN C S, HEE S K

Laminated structure composite of graphene with low defect concentration useful as cathode material of alkali metal ion battery, comprises low-defect concentration graphene active substance i.e. iron(II,III) trichloride compound.

WU L, ZHENG L

Method for preparing graphene electrode taking carbon dioxide reduction product as carbon source, involves adding polyacrylonitrile to N, N-dimethyl formamide to obtain precursor solution, and carrying out electro-catalytic reduction to carbon dioxide gas source to obtain gaseous product.

YAN W, GAO F, WANG W, GAO S, WANG Y, YANG G, WANG F

Method for modifying graphite used as cathode material in lithium-ion battery by fully dissolving asphalt in organic solvent, adding graphite and high-conductivity graphene, mixing uniformly to coat graphene surface, removing organic solvent and carbonizing solid product.

YANG W, XU C, LI Y

Method for preparing high-conductivity nanometer graphene colloid useful in field of printed circuit board involves mixing nano-graphene material with additive, dissolving in water, and performing ball milling and ultrasonic dispersion treatment.

ZHAO Y, CHAI X, HU C, YANG G

Producing decorated clay mineral nanosheet used for wrinkling two dimensional materials, comprises decorating outer surface of first and second nanolayers with e.g. nanoparticles, and cleaving double-layer decorated clay mineral nanosheet.

FOSSUM J O, PACAKOVA B, BRITO P H M, DOMMERSNES P G

Activation method before metallization of thick copper printed circuit board hole involves preparing graphene liquid and graphene oxide liquid, mixing to obtain graphene copper plating pre-activation liquid without dispersant, and injecting activating solution.

BAI J, XIE D, FANG B, WANG J

New lithium-ion battery cathode material useful in coating layer in cathode of lithium-ion batteries.

REN Z, CHEN Z, YANG Y, SHEN L