国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J029/40（4）
发明人
公开年 2022（2）
申请年 2021（4）
专利权人 CHINA PETROL.（2） CHINA PETROL.（2）

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

Graphene/ZSM-5 molecular sieve composite useful as catalyst in the reaction of preparing ethylbenzene by benzene/ethylene alkylation, comprises graphene and ZSM-5 molecular sieve.

WANG D, SUN H, LIU W

Core-shell composite catalyst useful as catalyst in one-step preparation of p-xylene by syngas, comprises core with spinel structure catalyst, and shell has molecular sieve catalyst, and binder layer set between core and shell.

TAKA U, TSUBAKI N, YANG G, CHUN F, GAO C

Preparation of tin-based catalyst used for hydration reaction of acetylene to generate acetaldehyde by dissolving tin-containing precursor and base metal additive in solvent, stirring, dropping on porous solid carrier, soaking, and drying.

ZHAO J, YUE Y, PANG X, WANG B, ZHU W, WANG S, FENG T, WANG T, ZHAO D