国家/地区 中国（7）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01J（7） C07C（4） C07D（3）
IPC B01J023/755（7）
发明人
公开年 2021（5） 2022（2）
申请年 2021（7）
专利权人

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

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

Preparing carbon material coated nickel nano-particle catalyst used for catalytic hydrogenation synthesis of halogenated aniline, involves dissolving nickel salt, organic ligand in alcohol solvent, dropping alkali liquor in mixed solution.

FENG F, ZHANG Q, LI X, YANG Y, LU C

Preparing chloroaniline by selective hydrogenation of nitrochlorobenzene, comprises carrying out selective hydrogenation reaction of nitrochlorobenzene using graphene-coated metal nano-catalyst.

ZHANG R, HUANG W, REN L, WANG P, YANG Z

Monolithic titanium silicate-1 catalyst carrier useful in form of tiny crystal particles covered on surface of structured titanium silicate-1 catalyst carrier, comprises silicon-doped carbon layer grown on metal framework.

CAO G, LV H, GAO P, JI S, ZHANG Z

Preparing 2,5-dimethylfuran by catalytically hydrogenating 5-hydroxymethylfurfural comprises taking ethanol as solvent, reacting 5-hydroxymethylfurfural with hydrogen under action of nickel-iron/reduced graphene oxide catalyst.

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

Preparing tetrahydrofuran acetic acid and ester compounds comprise e.g. reducing furan acetic acid and ester compounds under action of hydrogenation catalyst, and reducing atmosphere, separating catalyst, distilling off solvent.

LI F, ZHAO Z, GAO G, SUN P, LI J