国家/地区 中国（16） 美国（10） 韩国（9） 世界知识产权组织（7） 台湾（5）
IPC部 C（26）
IPC大类 C01（26）
IPC小类 C01B（26） H01M（7） B01J（5）
C09D（3） C09K（3） H01B（3）
B05D（2） B82Y（2） C08K（2）
H01G（2）
IPC C01B031/04（8） C01B032/184（6） C01B031/02（5）
C01B032/19（5） C01B032/194（5） H01M004/36（5）
C01B032/182（4） C01B032/198（4） H01M004/38（4）
H01M004/587（4） H01M004/62（4） H01M010/0525（4）
C09D001/00（3） C09D007/61（3） C09K005/14（3）
发明人 CHANG H（26）
公开年 2016（7） 2018（4） 2017（3） 2020（3） 2014（2） 2015（2） 2019（2） 2021（2）
申请年 2015（5）  2019（5）  2014（3）  2016（3）  2017（3）  2018（3）  2013（2） 
专利权人 KIGAM KOREA .（6） GLOBAL GRAPH.（3） KOREA GEOLOG.（2） NITRONIX INT.（2）
NITRONIX NAN.（2） UNIV NANKAI（2） UNIV NAT CHE.（2） UNIV TAIWAN .（2）
WUHAN LOW DI.（2）

Preparing foam copper-graphene-expanded graphite-graphite composite heat dissipation material, involves pretreating foamy copper, loading modified graphene oxide on surface of foamy copper to obtain surface-loaded modified graphene oxide foamy copper.

DONG J, NAN D, LI X, LIU Z, LIU J, CHANG H, JI K, BAI L

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

Powder mass used in an alkali metal battery anode for lithium battery or sodium battery comprises multiple metal-containing graphene balls or particulates as anode active material.

JANG B Z, CHANG H, ZHAMU A

Graphene low-pressure heating slurry used for preparing graphene heating film, comprises graphene, heating carbon paste, resin, solvent, dispersant, aqueous crosslinking agent, defoamer and anti-settling agent.

CHANG H, LI G, GUO H

Preparing ultra-thin graphene powder involves using graphite rod as working electrode, adding DC voltage to the electrolyte, electrolyzing for period of time, and then going through solid-liquid separation, ultrasonic dispersion, washing.

CHANG H, LI G, GUO H

Producing graphene suspension comprising isolated graphene sheets dispersed liquid medium involves e.g. mixing particles of graphitic material and particles of solid carrier material in impacting chamber of energy impacting apparatus.

CHANG H, ZHAMU A, JANG B Z

Preparing graphene for micro-nano processing application, involves adding graphene oxide, photocatalyst and hole-trapping agent to deionized water, dispersing, performing illumination reduction reaction under visible light and freeze-drying.

CHANG H, LI G, GUO H

Preparing graphene powder comprises dispersing graphene oxide in water at normal temperature, adding reducing sugar, uniformly dispersing, stirring reaction, cooling product, centrifuging product, washing, drying and grinding.

CHANG H, LI G, GUO H

Oxygen reduction catalyst based on nitrogen-doped graphene aerogel comprises graphene aerogel having gradient pore structure as main body containing nitrogen-containing functional group.

YANG Y, ZHANG H, CHANG H, ZHANG R, TAO K, SHEN Q

Slurry for manufacturing graphene sheet combining graphite flake structure comprises solvent in which graphite nanoplatelet material comprising graphite nanoplatelets and graphene material comprising graphenes are mixed.

CHOU T, WU F, CHAN C, LIAO W, CHANG H, LI L, ROSS J