国家/地区 中国（10）
IPC部 C（10）
IPC大类 C07（10） B01（7）
IPC小类 C07C（10）
IPC B01J027/224（5） B01J023/745（4） B01J037/02（4）
C07C017/20（4） C07C019/10（4） C07C021/18（4）
B01J023/888（3） C07C017/26（3） C07C017/358（3）
C07C045/58（3） C07C049/167（3） B01J027/125（2）
发明人 ZHANG C（10）
公开年 2023（6）
申请年 2023（4）  2022（2） 
专利权人 BEIJING YUJI.（4） QUANZHOU YUJ.（4） CHANGSHU 3F .（2） SHANDONG HUI.（2）
SHANGHAI HUA.（2）

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

Catalyst system comprises fluorinated-alumina catalyst, where first impurity metal element comprises alkali metals, alkaline earth metals, chromium, titanium, tungsten, tin, vanadium, iron, copper, silver, zirconium and zinc.

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

Preparation of functionalized graphene oxide composite film for separation of olefins and alkanes, involves surface treating porous ceramic carrier, diluting, mixing and subjecting to pressure filtration deposition.

YANG J, LI Y, ZHANG C, ZHAO Z, LIU L

Preparation of isopropyl acetoacetate, involves esterifying diketene and isopropyl alcohol using self-catalyst comprises graphene as carrier, and rectifying obtained crude product.

YU X, ZHANG Z, LI H, ZHANG G, HOU X, ZHANG C

Preparation of chromatographic acetonitrile comprises adding industrial acetonitrile into the reaction vessel, adding graphene oxide, heating up to reflux, distilling under normal pressure and taking out fractions.

HAO M, WANG S, WANG L, ZHANG C

New substituted three-dimensional triptycene graphene compounds useful in cell imaging.

LIU Y, WANG J, XU H, ZHANG C, YANG X, PAN K, PENG L