国家/地区 中国（6）
IPC部 B（6）
IPC大类 B01（6） C07（6）
IPC小类 B01J（6）
IPC B01J037/02（6）
发明人 QUAN H（4） ZHANG C（4） JIA X（3）
QING F（3） DONG L（2）
公开年 2023（6）
申请年 2023（6）
专利权人 BEIJING YUJI.（4） QUANZHOU YUJ.（4）

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

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

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