国家/地区 中国（46） 美国（4） 世界知识产权组织（3） 澳大利亚（2） 欧洲专利局（EPO）（2）
IPC部 B（51）
IPC大类 B01（51）
IPC小类 B01J（51）
IPC B01J020/20（51）
发明人 LI Y（5） LIU S（3） XU X（3）
ZHANG C（3） ZHANG J（3） ZHANG L（3）
CHEN Y（2） DU X（2） HUANG K（2）
HUANG R（2） LI H（2） LI J（2）
LI K（2） LI X（2） LIU C（2）
公开年 2022（51）
申请年 2022（30）  2021（17）  2020（4） 
专利权人 UNIV NORTHEA.（2） UNIV ZHENGZH.（2）

Preparing polyethylene imine modified oxide graphene composite material, comprises separating graphite oxide, after cleaning and dispersing, by ultrasonic treatment to obtain oxide graphene, using dip-coating and room-temperature drying method to prepare oxide graphene filter material.

CAI C, WU X, BI H, DUAN J

Preparing graphene aerogel by using artemisia japonica as biomass, comprises preparing artemisia japonica powder by taking stem of artemisia japonica, washing, drying, crushing, sieving, taking ascorbic acid, adding solution, heating, cooling, removing impurity, freezing and drying hydrogel.

LIAO G, MA Y, YANG S, LIU S, WANG S

Synthesizing graphene oxide and silver molybdate composite macroscopic assembly for use as separation membrane material, involves dropping graphene oxide into silver nitrate solution, adding ammonium molybdate to obtained solution, adding nitric acid solution and performing hydrothermal reaction.

XU Y, CAO X, WANG L, XU K, ZHU L

Graphene-polyamide composite used in form of membrane or microparticles, for water treatment, comprises graphene and interfacially-polymerized polyamide, where composite is in form of self-supporting membrane having graphene, or in form of microparticle, comprises graphene core and polyamide shell.

LIYANAGE C D, ADAMSON D

Industrial water purifying agent useful for coal coking wastewater treatment, comprises modified hydrated ceric oxide nanoparticle, magnetic nanoparticle and graphene oxide.

TAN C

Three-dimensional graphene/clay composite aerogel used as solar evaporation component of long-term high-efficiency solar desalination device, has shape of hollow rectangular pyramid, hollow triangular pyramid, and hollow cuboid.

LU H, LIU C, DING M, LI C

Preparation of reduced graphene oxide/ferric oxide magnetic composite for removing sulfides in water, involves adding ferrous chloride tetrahydrate to graphene oxide dispersion liquid, stirring, dripping aqueous ammonia, centrifuging, washing and drying.

WANG Z, SHENG Y

Preparation of dehydrating agent for printing and dyeing sludge, involves mixing pine wood charcoal, mixed particles and hydrochloric acid solution, adding acrylamide, drying, grinding, mixing with spinel powder, and sieving.

TANG X, ZHOU Z

Preparing photo-thermal adsorption heavy oil material based on modified melamine sponge useful in oil product adsorption comprises e.g. dispersing graphite oxide in water, cleaning, drying, dipping melamine sponge into graphene oxide dispersion liquid, dipping, drying, treating, wrapping graphene.

FAN M, GUO Q, YANG F, LOU G, CHEN S, LIN Z, LIU H

Preparing graphene oxide comprises e.g. mixing natural graphite powder and concentrated sulfuric acid, adding potassium permanganate to ice-water bath, stirring with polytetrafluoroethylene, performing high-temperature reaction, adding hydrogen peroxide, filtering, stirring and dispersing.

JIN G, SHEN K, LV X, WANG H, JIA Y