国家/地区 中国（5）
IPC部 B（6）
IPC大类 B01（6）
IPC小类 B01J（6）
IPC B01J023/75（6）
发明人 LIU Q（2） MA L（2） WANG C（2）
WANG H（2）
公开年 2022（6）
申请年 2020（3）  2022（2） 
专利权人 GUANGZHOU EN.（2）

Preparing vicinal diol by catalytic hydrogenolysis of lignocellulose, involves converting lignocellulosic vitamin into ortho-diol by hydrogenation at predefined conditions, with liquid acid as solvent, in presence of magnetic metal catalyst wrapped in carbon shell, under preset hydrogen pressure.

HU X, WANG H, YAN L, WANG C, MA L, XIN H, LIU Q

Carbon-modified metal-based reduction catalyst used in cyano hydrogenation reaction, comprises metal-based active center reacting with carbon-containing gas, metal-based active center is nickel, cobalt or nickel alloy, forming nickel carbide or cobalt carbide or nickle metal carbide carrier.

LIU S, CHEN J, RUAN P, ZHANG H, ZHENG N

Purifying raw material of olefin metathesis reaction comprises contacting raw material for olefin metathesis reaction with metal particle mixture to remove catalyst toxic impurities to obtain purified raw material.

HAN Y H, LEE H J, KIM H R, SHIN H K, RO J

Preparing phenol by catalytic hydrogenation of guaiacol involves using n-dodecane as solvent, reacting guaiacol react with hydrogen under action of cobalt iron-reduced graphene oxide catalyst to obtain phenol, where cobalt iron-reduced graphene oxide catalyst is prepared by taking sodium nitrate.

YIN J, LI S, LV Y, MAO J, GUO Q, ZHOU J

Graphene-coated solid acid catalyst useful for catalytic nitration of aromatic hydrocarbon compounds.

JIN G, ZHANG R, HUANG W, ZHAO S, REN L, JI F, YANG Z

Preparing hexanedione by catalytic hydrogenation of lignocellulose comprises e.g. adding microcrystalline cellulose, liquid acid aqueous solution and graphene carbon nanotube/carbon shell wrapped metal catalyst to reaction vessel, and using hydrogenation reaction.

WANG C, ZHANG Q, WANG H, MA L, LIANG Y, LIU Q