国家/地区 中国（3） 美国（2）
IPC部 B（5）
IPC大类 B01（5） C25（2）
IPC小类 B01J（5） C25B（2）
IPC B01J031/26（5）
发明人
公开年 2022（5）
申请年 2021（2）  2022（2） 
专利权人

Preparation of 2,4'-difluorobenzophenone involves adding fluorobenzene and catalyst, heating, dripping o-fluorobenzoyl chloride, heat-preserving, placing in kettle filled with water, leaving still for layering, and distilling oil layer.

CAO F, YI G, LI X

Composite ion exchange membrane used in e.g. electrochemical apparatus, comprises porous layer comprising binder comprising polymer, layer comprising nanosheets, which is coupled to porous layer, and layer comprising polymeric ion exchange membrane, which is coupled to layer comprising nanosheets.

LI L, ZENG S, LIU C, JUNG H Y

Water splitting catalyst for use in water splitting system, and oxygen evolution reaction or hydrogen evolution reaction, comprises porous carbon layer, bimetallic metal alloy core dispersed on porous carbon layer, and single-atom precious metal dispersed on bimetallic metal alloy core.

KUMAR A, LEE J, LEE H, LEE H Y, KUMAASHWANI

Preparing catalyst hydrogel sphere comprises preparing chitosan solution comprises adding chitosan into the acetic acid solution to obtain the chitosan solution, preparing sodium alginate glutaric dialdehyde solution, mixing the chitosan solution with the catalyst graphene.

YANG L, NAI J, LI Z, LI Y, ZHAO X, HAN Y, TIAN J, JIANG L

Composite photocatalyst useful in producing hydrogen, comprises bismuth-rich oxybromide, polyaniline, and graphene oxide.

CHEN J, MIAO S, WANG S, GE Z, ZHANG Q, ZHANG F, ZHENG D