国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J032/00（4）
发明人
公开年 2022（4）
申请年 2022（3） 
专利权人

Perfluoropolyether end capping catalyst for forming inert perfluoropolyether, is carbon-based supported catalyst containing metal fluoride such as alkali metal fluoride as active component and carbon-based material carrier, where metal fluoride is loaded on surface and pores of carbon-based material.

GAO X, ZHANG J, LIU Z, LI J, LIU T, WANG J, WANG H

Carbon-modified metal-based reduction catalyst used in cyano hydrogenation reaction, comprises metal-based active center reacting with carbon-containing gas, metal-based active center is nickel, cobalt or nickel alloy, forming nickel carbide or cobalt carbide or nickle metal carbide carrier.

LIU S, CHEN J, RUAN P, ZHANG H, ZHENG N

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

Catalyst useful in preparing maleic anhydride by oxidation of benzene comprises carrier and active component supported on carrier, where the carrier is composite carrier comprising nano-carbon material and silicon carbide.

FENG Y, ZHANG Z, SHI H, ZHANG D