国家/地区 中国（22） 世界知识产权组织（2）
IPC部 B（22）
IPC大类 B01（22） C07（12） C01（6）
IPC小类 B01J（22）
IPC B01J027/224（22）
发明人 ZHANG C（5） QUAN H（4） QING F（3）
CHEN X（2） DONG L（2） JIA X（2）
WANG Y（2） ZHANG D（2） ZHANG J（2）
ZHANG Z（2）
公开年 2023（6） 2019（4） 2022（4） 2021（3） 2016（2）
申请年 2019（5）  2023（4）  2021（3）  2016（2）  2018（2）  2020（2）  2022（2） 
专利权人 BEIJING YUJI.（4） QUANZHOU YUJ.（4）

Preparing aluminum fluoride/wave absorbing material composite catalyst useful in fluorine-chlorine exchange reaction of chloroform and fluoalkane, comprises ball milling and mixing and roasting aluminum fluoride and wave absorbing material.

WEI X, WANG C, YU H, ZHANG J, LIU W, ZHOU F, HAN W, WANG S

Initiator used for preparing hydrochlorofluorocarbons by halogenated olefins and halogenated alkanes, prepared by e.g. soaking soluble salt of iron element on carrier, filtering to obtain initiator precursor, drying initiator precursor, calcining and activating to obtain initiator.

QING F, DONG L, ZHANG C, QUAN H

Initiator useful for e.g. preparing hydrochlorocarbon or hydrochlorofluorocarbon by halogenated olefins and halogenated alkanes, and preparing E-1,3,3,3-tetrafluoropropene and Z-1,3,3,3-tetrafluoropropene.

QUAN H, ZHANG C, QING F, JIA X

Initiator useful for preparing hydrochlorofluorocarbons from halogenated alkenes and halogenated alkanes, and in preparing hydrofluoroolefins by gas-phase continuous reaction.

QUAN H, JIA X, GUO Q, ZHANG C

Initiator useful for preparation of hydro-chlorofluorocarbon by halogenated alkenes and halogenated alkanes to prepare fluorination catalyst for hydro-fluoroolefin, prepared by e.g. initiator precursor composed of iron element and carrier.

QUAN H, QING F, DONG L, ZHANG C

Fluorinated alkylene oxide isomerization catalyst useful for isomerization of fluorinated alkylene oxide to prepare carbonyl-containing products, comprises fluoride-alumina catalyst component, auxiliary component e.g. graphene and impurity metal elements e.g. chromium and tungsten.

ZHANG C, WANG G, HUANG A, MIAO L, JIN H, XING H

Supported nickel-based alloy catalyst for preparing methyl glycolate by hydrogenating dimethyl oxalate, comprises carrier and nickel-based alloy loaded on carrier.

LIU Y, ZHAO G, ZHU J, LU Y

Preparing graphene-supported silicon carbide photocatalyst for visible light hydrogen production comprises preparing pure silicon carbide, and pure carbon black, mixing pure silicon carbide and pure carbon black to obtain a mixture, centrifugal washing and vacuum drying in sequence.

CHEN X, HOU M, WEN G, LIU Z, LI B, LAI S, CHEN Y

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

Method for preparing structured solid acid catalyst by ultrasonic coupling microwave used for preparing ethyl lactate, involves immersing porous material carrier with microwave absorption performance in solution of heteropolyacid, heteropolyacid salt, zirconia, tungsten oxide and niobium oxide.

SHEN H, GAO X, FAN X, JIAO Y, ZHANG J