国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01J（5） C02F（4） C08F（2）
C08G（2） C08L（2）
IPC B01J031/28（5）
发明人
公开年 2020（2）
申请年 2019（2）  2020（2） 
专利权人

New cerium complex useful in preparing magnetic recoverable cerium complex/graphene oxide/iron(II,III) oxide ternary composite as excellent photocatalyst for treating methylene blue dye wastewater.

FENG S, BAI Y, LU L

Preparing graphene-polyacrylonitrile-based nanocomposite material useful for purifying and treating sewage, comprises e.g. adding graphene and acrylonitrile monomer under action of initiator, and performing coupling method.

ZHANG H, QUAN L, LIU H, TONG Y, CHENG L, YANG Z

Preparing cellulose/graphene oxide/ferroferric oxide composite hydrogel catalytic carrier used in field of sewage treatment, involves adding sodium hydroxide and urea to water, stirring to obtain mixed aqueous solution of sodium hydroxide.

QI H, CHEN Y, LIU D, LV F

Preparing nitrogen-doped iron-based graphene gel used for controlling environmental pollution, by mixing graphene oxide, iron salt and urea in solvent and reacting obtained mixed solution.

ZHUANG Y, SHI B

Polyvinylpyrrolidone-graphene catalyst support material for metal catalyst preparation contains graphene which is covalently bonded to polyvinylpyrrolidone.

LUO J, PENG S, WU Y, FAN X