国家/地区 中国（43） 美国（26） 世界知识产权组织（21） 日本（17） 韩国（15） 欧洲专利局（EPO）（13） 加拿大（10） 印度（7） 澳大利亚（6） 新加坡（5） 台湾（5） 西班牙（4） 巴西（3） 英国（3） 香港（2） 墨西哥（2） 南非（2）
IPC部 B（57）
IPC大类 B82（57）
IPC小类 B82Y（57）
IPC C01B032/19（57）
发明人 JANG B Z（5） LI X（5） ZHAMU A（5）
ZHANG Y（4） ABDELKADER A M（2） CHAN C（2）
CHANG H（2） CHOU T（2） DRYFE R A W（2）
GENG Y（2） HAN S（2） HERSAM M C（2）
JEFF R A W（2） KINLOCH I A（2） KWON W（2）
公开年 2021（12） 2018（8） 2020（8） 2017（6） 2015（5） 2022（5） 2023（5） 2016（3） 2013（2）
申请年 2020（11）  2021（10）  2015（6）  2016（5）  2013（4）  2018（4）  2019（4）  2014（3）  2017（3）  2022（3）  2023（2） 
专利权人 NANOTEK INST.（5） JANG B Z（2） LG CHEM CO L.（2） LG CHEM LTD（2）
NITRONIX INT.（2） TIANJIN AIKE.（2） UNIV HANGZHO.（2） UNIV KUNMING.（2）
UNIV MANCHES.（2） UNIV NORTHWE.（2） ZHAMU A（2）

Low-temperature and fast preparation of oligomeric graphene with large interlayer distance useful in cathode material for potassium ion battery, comprises preparing graphene oxide dispersion by Hummers method, drying, placing graphene oxide powder in tubular furnace and heating.

WANG Q, QIN M, YAN J

Preparing manganese-based catalyst of ORR reaction of alkaline condition, comprises dispersing graphene oxide (GO) uniformly in aqueous solution of ethylene glycol, adding aqueous solution of dicyandiamide (DCDA) and adjusting pH of resulting mixed solution to be alkaline.

SUN C, XU M

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

Preparing honeycomb-shaped multilayer graphene, comprises mixing potassium persulfate, phosphorus pentoxide and concentrated sulfuric acid, adding crystalline flake graphite, and mixing pre-oxidized graphite and sodium nitrate, and concentrated sulfonate and reacting to obtain precursor solution.

LIU J, ZHU Y, ZHAO R, PENG Y, QIU X, WU X

Power generation and low-cost energy storage charging by adding nano-graphene balls to photovoltaic glass, adding photoelectric conversion rate to coating, fixing energy storage cabinet on ground, converting low-peak electricity into direct current, and adding nano-graphene balls to cables and wires.

YU H, ZHANG X

Preparing boron alkene and graphene gas gel sheet used for lithium ion battery, comprises taking boron preparation powder, and combining gas gel electrode sheet by graphene boron alkene powder and oxidized graphene.

TAO H, LI X, XU X, XU B, ZHANG Y, YANG M, YU J, ZHOU M

Dye sensitized solar cell useful in semiconductors, comprises a counter-electrode comprising carbon-titania nanocomposite thin films.

HERSAM M C, GRAY K A, VIJAYAN B K, LIANG Y T

Preparation of nitrogen-doped graphene used in preparation of e.g. lithium-ion batteries, involves placing graphite material and/or graphene in grinding device, adding grinding medium, and grinding under nitrogen-containing atmosphere.

CHENG F, WEN L, XIANG F, LU W

Batch preparation of oily perforated graphene conductive agent for lithium ion battery, involves mixing expanded graphite and potassium hydroxide powder, introducing carbon dioxide gas into air for activation reaction, adding N-methylpyrrolidone and obtained powder, stirring, and dispersing.

GENG Y, LV M, OUYANG Z, HAN S

Preparation method for porous graphene powder, involves dissolving expanded graphite in deionized water, stir evenly in reactor to obtain dispersion and powder obtained is continuously fed with water vapor for activation to obtain porous graphene powder.

GENG Y, LV M, OUYANG Z, HAN S