国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01J（10）
IPC C07D233/88（4） B01J027/138（3） B01J037/02（3）
B01J027/24（2） B01J037/08（2）
发明人 MAO Z（4） SHI L（2） WEI Z（2）
公开年 2018（8） 2020（2）
申请年 2018（10）
专利权人 MAO Z（4） CHINA PETROL.（2）

Production of 2,5-furandicarboxylic acid from 5-hydroxymethylfurfural, by using catalyst including graphene, and cobalt oxide-titania composite.

SUN Q, PENG S, GAO D, WANG P, YAO X, ZHU H

Preparing rubber antioxidant 2,2,4-Trimethyl-1,2-Dihydroquinoline polymer (TMQ) comprises using aniline and acetone as raw materials and a graphene oxide-based catalyst.

LV M, WEI Z, FU C, JIANG Y, HUANG W, SHI L, GAO L

Preparation of allantoin by titanium dioxide-based composite solid catalyst by mixing raw materials including tetrabutyl titanate, graphene and copper salt, heating, drying, grinding, calcining, soaking, and performing condensation reaction.

MAO Z

Preparation of cyclic carbonate by adding autoclave with, e.g. epoxy compound and lanthanum-modified graphene catalyst, stirring, dispersing, sealing, vacuumizing, replacing air with carbon dioxide, heating and dissolving in organic solvent.

WANG Q, ZHANG Y

Preparation of allantoin using titanium dioxide-based composite solid catalyst by mixing tetrabutyl titanate, graphene and dimethylformamide, mixing copper salt, zinc salt and silver salt, heating, and performing condensation reaction.

MAO Z

Preparing titanium dioxide-based composite solid catalyst useful for preparing allantoin comprises e.g. mixing tetrabutyl titanate, graphene, dimethylformamide and ethanol to form solution A and mixing water, ethanol and acetic acid.

MAO Z

Preparation of titanium dioxide-based composite/Lewis acid composition for preparing allantoin, involves mixing tetrabutyl titanate, graphene, dimethylformamide, and ethanol to form solution, and mixing water, ethanol and acetic acid.

MAO Z

Preparation of 2,3-dichloropyridine involves obtaining graphene-copper oxide composite catalyst, adding 2-chloro-3-aminopyridine and concentrated hydrochloric acid, cooling, adding solution of sodium nitrite, and further processing.

ZHANG L, SI N, ZHANG X, ZHOU Y, SHI L, ZHANG J

Preparation of solid catalyst for synthesizing ethylene carbonate, involves mixing graphene oxide and dicyandiamide, and forming carbon nitride/graphene oxide composite by dipping, drying and baking.

LIU N, WANG J, YANG S, WU J, LI S, XUE B, LI Y

Preparation of catalyst used in catalytic hydrogenation of nitro aromatic compound e.g. nitrobenzene for preparing arylamine compound, involves mixing prepared nitrogen-doped graphene in divalent iron solution, drying and pyrolyzing.

WEI Z, HOU Y, XU Z