国家/地区 中国（616） 印度（12） 世界知识产权组织（9） 美国（7） 欧洲专利局（EPO）（3） 韩国（3） 澳大利亚（2） 加拿大（2）
IPC部 B（639）
IPC大类 C02（639）
IPC小类 C02F（639） B01J（573） B01D（95）
C01B（50） B82Y（28） C01G（13）
C08L（12） C08J（11） C08K（11）
C09K（7） C08G（6） A01N（5）
A01P（5） C08F（5） C12N（4）
IPC C02F101/30（639）
发明人 WANG Y（38） LI Y（36） LIU Y（29）
WANG J（28） ZHANG Y（27） LIU X（23）
WANG S（23） WANG X（23） LI J（22）
ZHANG L（22） WANG L（21） ZHANG X（21）
LI X（19） LIU Z（19） ZHANG J（19）
公开年 2021（146） 2022（110） 2020（92） 2018（86） 2017（67） 2019（63） 2023（36） 2016（23） 2014（6） 2015（6） 2012（2） 2013（2）
申请年 2021（113）  2020（110）  2019（105）  2022（100）  2017（71）  2018（67）  2016（41）  2015（13）  2023（9）  2012（4）  2013（3）  2014（3） 
专利权人 UNIV HENAN N.（12） UNIV SHAANXI.（10） UNIV SHANXI（10） SHANGHAI INS.（9）
UNIV GUANGDO.（9） UNIV SOUTH C.（9） UNIV QINGDAO.（8） UNIV DALIAN .（7）
UNIV JIANGSU（7） UNIV CENT SO.（6） UNIV CHENGDU.（6） UNIV HOHAI（6）
UNIV TONGJI（6） ZHONGSU NEW .（6） UNIV BEIJING.（5） UNIV CHANGZH.（5）
UNIV HUNAN（5） UNIV NANJING.（5） UNIV SOUTHWE.（5） UNIV TIANJIN.（5）

Preparing manganese ferrite magnetic photocatalyst based on multi-component composite system, comprises e.g. adding graphene oxide and potassium tetrachloropalladate into water, and carrying ultrasound treatment to obtain first solution.

DENG Y, ZHANG R, DONG H, LOU H, WAN J, RUAN S

Preparation of graphene composite material involves dispersing nitrogen-doped titanium dioxide powder in water to form suspension, adding graphene oxide solution, reacting, cooling, centrifuging, washing with distilled water, and drying.

GUO H, WENG X

Composite nanofiltration membrane useful in treatment of high-salt wastewater containing dyes, comprises graphene oxide/phenolic resin nanofiltration membrane on surface of base film.

ZHANG X, ZHANG Y, QIU X, DU X, TAN H, WANG J, KE Y

Preparing nitrogen-doped reduced graphene oxide- based aerogel with a highly regularized structure used in adsorption material, comprises mixing graphene, nitrogen containing compound and reducing agent, performing gelation reaction to obtain hydrogel precursor; drying, carbonizing and cooling.

ZHANG R, MENG Q

Preparing light-driven self-cleaning composite filter membrane useful for removing pollutant in water, comprises adjusting pH of alcohol solution of titanium dioxide nanosheets to alkali, adding silane to hydrolyze, adding graphene oxide and applying on substrate.

ZHANG X, CHEN P, ZHANG Z, FU H, HE D

Rapid preparation of supramolecular cyclodextrin metal-organic framework and graphene composite used in adsorption treatment of organic dyes, by dissolving cyclodextrin, potassium hydroxide and nucleating agent graphene in deionized water, allowing to stand, washing with methanol, and drying.

XIA T, LI X, ZHENG Z, ZHANG W

Multilayer film of graphene oxide-polymer microgel used as adsorbent for removal of dye, is formed by alternately depositing polymer microgel and graphene oxide on quartz sheet or silicon wafer substrate by layer-by-layer self-assembly.

JIANG W, LI L, WANG J, MIAO S, ZHANG R, SHI X, LI X, WANG L, MA S

Preparation of composite aerogel for adsorbing organic pollutant in water body, involves reacting e.g. phenol and formaldehyde, adding e.g. pore-forming agent, thermally polymerizing, dispersing e.g. obtained phenolic resin nanosheet and graphene oxide in water, reacting, dialyzing and freeze-drying.

LIU T, WU Y, LAN Q

Sepiolite-graphene oxide/chitosan composite gel sphere used as adsorbent in treatment of cationic dye wastewater, comprises chitosan gel spheres as base, and sepiolite and graphene oxide dispersed in chitosan gel spheres.

LEI Z, QI Y, WU T, LI S, MU X, XU Y, ZHANG W

Preparation of graphene biocarbon used for treating wastewater containing organophosphorus pesticides, involves adding straw powder to iron/zinc mixed solution, reacting in water bath, drying, pyrolyzing obtained straw and metal composite material, pickling, and freeze-drying.

ZHANG Y, ZHOU B, QIU L, YUAN R