国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） C07（5）
IPC小类 B01J（5）
IPC B01J023/72（5）
发明人 LIU Q（2） MA L（2） WANG C（2）
WANG H（2） ZHANG Q（2）
公开年 2022（5）
申请年 2021（2）  2022（2） 
专利权人 GUANGZHOU EN.（2）

Preparing copper/ graphene composite material for e.g. power transmission comprises carrying out one-time hydrothermal method, adding copper salt and reducing agent into beaker , transferring solution into constant temperature water bath, performing suction filtration, washing, and vacuum drying.

MA J, DU W, PANG J, ZHANG L

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

Preparation of 4'-methyl-2-cyanobiphenyl involves adding 2-cyanochlorobenzene, 4-methylchlorobenzene, toluene, and catalyst to reactor, filling reactor with inert gas, and reacting at specified temperature.

LIU S, RONG R, JIANG S, ZHENG G, ZHANG Q, GAO L

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

Composite carrier bimetallic ester hydrogenation catalyst useful preparing 1, 3-propylene glycol by hydrogenation of fixed bed malonate alkyl ester, comprises silicon dioxide, graphene oxide, copper oxide, and nickel, zinc or silver.

SHI Q, LIANG P, XING Z, YU K, HE T, YANG X