国家/地区 中国（63）
IPC部 C（63）
IPC大类 C01（63） H01（10） B82（8）
C08（7） B22（6） G01（6）
B01（5） C22（5） C02（4）
C09（4） C04（2） C07（2）
D01（2）
IPC小类 C01B（63）
IPC C01B032/198（63）
发明人 ZHANG Y（63）
公开年 2021（17） 2020（11） 2017（9） 2018（8） 2019（8） 2022（5） 2016（3） 2023（2）
申请年 2020（16）  2021（13）  2018（10）  2019（7）  2016（5）  2017（5）  2022（4）  2015（3） 
专利权人 SICHUAN LIZH.（5） BEIJING GRAP.（4） GAOBEIDIAN L.（2） UNIV BEIJING.（2）
UNIV GUANGDO.（2） UNIV HENAN S.（2） UNIV HUBEI E.（2） UNIV TAIYUAN.（2）
UNIV ZHEJIAN.（2） WUHAN INST T.（2） XIAN RARE ME.（2） ZHANG Y（2）

Preparing graphene oxide/chitosan/polyvinyl alcohol composite microsphere immobilized copper catalyst comprises e.g. adding graphene oxide into chitosan solution, ultra-sonicating, adding polyvinyl alcohol and glutaraldehyde, sonicating, adding copper(II) sulfate aqueous solution and reaction.

LI W, LI B, FU C, ZHU L, HU X, GUO H, ZHANG Y

Graphene heat dissipation coating used for electronic devices, comprises graphene oxide which is layered structure comprising edge region distributed with carboxyl, and conjugate region distributed with hydroxyl.

ZHANG Y, LI Z

Vacuum drying device for graphene oxide powder, has semi-elliptical rubber elastic sleeve port and semi-elliptical cover inner TP are connected with each other through reset spring, where loading elastic material component is set in semi-EC.

WANG Z, WANG L, WANG Y, WANG W, ZHANG Y

Method for preparing nitrogen sulfur co-doped porous graphene film loaded with metal nano particles, involves dissolving nitrogen-containing sulfur compound in graphene oxide water solution, and mixing uniformly and stirring to completely dissolve.

ZHANG Y, XI J

Graphene oxide/cobaltosic oxide composite material useful for wave-absorbing material used in electromagnetic wave-absorption application, comprises spherical and/or cubic cobaltosic oxide, and graphene oxide layer compounded on surface of cobaltosic oxide by coating and attachment.

ZHANG Y, REN H, MA L, WANG J

Preparation of graphene oxide dispersion includes mixing sulfuric acid and nitric acid in graphite powder, adding potassium chlorate powder, washing reaction product with deionized water and hydrochloric acid solution, dispersing graphite oxide in polar solvent and performing ultrasonic treatment.

YU Z, DENG Z, ZHANG Y, TANG P, ZHANG H

Micro-nano particle e.g. oxidized graphene, size grading device, has screen arranged in shell, microbubble generator is connected to bottom of shell to introduce microbubbles, and micro-nano particles are driven by micro-bubbles to pass through screen to classify size of micro-nano particles.

CHEN Y, QUAN Y, ZHANG Y, GUO L

Method for separating graphite flake layer, involves adding potassium permanganate aqueous solution or nitric acid into electrophoresis tank, putting graphite powder into anode region of tank, and introducing direct current to tank.

ZHANG Y

Preparing oxygen reduction catalyst of cobalt dimethyl imidazole combined with nickel-aluminum layered double hydroxide-graphene oxide used in microbial fuel cell, involves mixing nickel chloride hexahydrate.

WEI Q, WANG Y, YANG D, YANG Y, WANG R, ZHANG Y, WANG X, LIU Y, YANG J, CHEN J

Graphene oxide film used as e.g. selective transmission film, includes main portion formed of graphene oxide with lamellar structure with oxygen-containing functional groups, where oxygen-containing functional group includes hydroxyl functional group, epoxy group and carbonyl functional group.

YU Z, ZHAO Z, TANG P, ZHANG Y, ZHANG H