国家/地区 中国（14）
IPC部 B（14）
IPC大类 B01（14） C07（14）
IPC小类 B01J（14）
IPC B01J027/24（14）
发明人 MA X（2） WANG G（2）
公开年 2023（14）
申请年 2022（9）  2023（4） 
专利权人

Core-shell structure allyl acetate catalyst useful for preparing allyl acetate, comprisese.g. vanadium carbide, and palladium, gold, or copper coating and sodium acetate and/or potassium acetate which are sequentially coated on outer surface of carrier.

KONG D, BU L, YANG Z, WANG L, YIN L, YANG T, HE C, XU Q

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

Preparation of ethyl pyruvate by using ethyl lactate as raw material under catalysis of potassium-doped graphene phase carbon nitride, using white LED lamp as light source, carrying out open reaction and using normal pressure air to oxidize ethyl lactate to ethyl pyruvate.

TONG M, LIU S, LONG Z

Catalytic oxidation of ethylene glycol to produces glyoxal using composite silver comprises packing the composite silver catalyst in reaction section of the catalytic reactor, vaporizing ethylene glycol for oxidation reaction to generate glyoxal products.

CHEN G, LI L, ZHONG M, ZHONG J

Producing urea for vehicles involves passing ammonia and carbon dioxide into synthesis tower, adding graphene-supported nitrogen atom catalyst, controlling temperature and pressure, reacting, depressurizing, cooling, separating gas and liquid, concentrating liquid, spray drying and granulating.

DU F, WANG Q, MO Z, WANG D, LUO X, FU L

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

Preparing nitrogen-doped porous graphene used for efficient catalytic reduction of aromatic nitro compound, involves preparing graphene oxide suspension and freeze-drying; dispersing graphene oxide aerogel, nitrogen-containing precursor and activating agent into deionized water.

QI M, WANG M

Catalyst used for catalyzing citronellal reaction to prepare glycol, comprises metal oxide comprising tungsten metal oxide, cerium metal oxide, zirconium metal oxide and/or molybdenum metal oxide, and carrier.

GUO J, ZHAO Y, TIAN W, LI Y, XU S, SUN Q, ZHU J, HU J, XIE J, WANG G, LI C

Producing o-xylene comprises e.g. catalyzing 3-nitro-o-xylene by hydrogenation catalyst to generate 3-amino-o-xylene, hydrogenating into o-xylene and ammonia gas under catalytic action of hydrogen decomposing catalyst, absorbing ammonia gas by acid solution, and obtaining high-purity o-xylene.

JIA X, GAO X, FANG X, PAN Y, LIU X, XIE P, XUN Q, YAN C

Non-noble metal acetylene selective hydrogenation catalyst nickel-copper nitride useful in the selective hydrogenation reaction of acetylene, prepared by e.g. loading a nickel-copper nitride active component on the boron nitride as nano-carrier.

PU Y, NIU Y, ZHANG B