国家/地区 中国（7）
IPC部 C（7）
IPC大类 C07（7） B01（5）
IPC小类 C07C（7）
IPC B01J023/89（2）
发明人
公开年 2023（7）
申请年 2021（7）
专利权人 CHINA PETROL.（4） CHINA PETROL.（3） CAS DALIAN C.（2）

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

Preparing a supported cobalt-based catalyst useful in the hydrogenation reaction of carbon monoxide, comprises e.g. mixing two soluble salts and auxiliary agents with solvent to prepare impregnating solution, impregnating the carrier, drying to prepare semi-dry base catalyst precursor and roasting.

DONG W, GONG L, LU W, LI Y, ZHU H, ZHAO Z, DING Y

Preparing 2,3-butanediol from ethanol, comprises adding or not adding solvent into reactor, adding ethanol, semiconductor photocatalyst and metal salt additive, replacing atmosphere in reaction system with inert atmosphere, reacting with light, and purifying.

LUO N, GAO Z, WANG F

Iron-modified palladium-based hydrogenation catalyst useful in selective hydrogenation reaction of acetylene, comprises carrier, main catalyst palladium and promoter iron, and prepared by impregnating palladium salt solution and iron salt solution on carrier, drying and calcining.

PENG H, YUE Y, TIE K, YANG C, MAO Z, JIANG C

Catalyst used in preparation of toluene and xylene by alkylation of benzene and methanol, comprises graphene oxide-containing molecular sieves and metal oxides, where morphology of catalyst is multi-stage porous column.

ZOU W, REN S

New Janus-type nano graphene oxide for viscosity reducing agent used in oil field applications, has one side with dimensional sheet structure, grafted with hydrophobic alkylamine, and other side grafted with hydrophobic aromatic amine, where nano graphene oxide has specific water contact angle.

BI W, WANG Y, LIU Y, GUAN X, MA H, FAN L, XU Y, XU M, WANG T, ZHANG L

Producing methylamine, involves contacting methanol and ammonia in presence of metal carbide catalyst under conditions for generating methylamine, where metal carbide catalyst comprises carrier and metal element carbide loaded on carrier and including transition metal element e.g. vanadium.

YANG D, ZHENG J, SONG Q