国家/地区 中国（18）
IPC部 B（18）
IPC大类 B01（18）
IPC小类 B01J（18）
IPC B01J023/44（4） B01J027/24（3） B01J037/08（3）
C07D201/04（3） C07D223/10（3） B01J023/42（2）
B01J023/46（2） B01J023/52（2） B01J023/89（2）
B01J029/40（2） B01J031/02（2） B01J035/00（2）
B01J035/02（2） C07D209/08（2）
发明人 DAI Y（4） DING K（4） GUO H（4）
HAN M（4） KONG M（4） WANG G（4）
XU L（4） HUANG F（2） HUO M（2）
LI J（2） SHI F（2） YANG J（2）
YIN J（2） YUAN B（2）
公开年 2022（9） 2023（9）
申请年 2022（18）
专利权人 JIANGSU YANG.（4） SICHUAN HONG.（2）

Preparing nano metal catalyst, comprises e.g. preparing metal nanoparticles, dissolving it in a cyclohexane, dispersing activated carbon in mixed solvent consisting of methanol and cyclohexane, and adding obtained solution under stirring and/or ultrasonic conditions.

ZHOU T, LI J

Continuously producing 5-hydroxymethylfurfural and 2,5-furandicarboxylic acid by e.g. dehydrating fructosyl carbohydrate in molecule in two-liquid-phase reaction medium, and adding water to organic phase containing 5-hydroxymethylfurfural.

SUN Q, CHEN G, ZHENG L, DU Z, ZONG B

Preparing composite silicon molecular sieve catalyst useful in preparing caprolactam, comprises e.g. mixing organosilicon compound, quaternary ammonium template and water, hydrolysizing, distilling, crystallizing, adjusting to neutral, performing first calcination, and adding graphene oxide.

YAN X, DAI Y, HAN M, KONG M, XU L, DING K, WANG G, GUO H

Ultrasonically assisted preparation of oxygen-enriched defect graphene encapsulated metal nickel catalyst for synthesizing 4-aminoindole, involves adding nickel salt and organic ligand in solvent and performing hydrothermal reaction, followed by performing ultrasonic reflux treatment on precursor.

LI X, YAO Y, YAN W, LU C

Preparing a catalyst useful for producing 3,3',4,4'-biphenyltetracarboxylic dianhydride, comprises dispersing graphene oxide, reducing agent and palladium salt in water, heating, washing and drying.

DU J, WU J, HE H, FAN X, ZHANG G, ZHANG F, LI Y

Synthesizing caprolactam comprises using catalyst to catalyze reaction raw material comprising cyclohexanone oxime to carry out Beckmann gas-phase rearrangement reaction to obtain caprolactam.

GUO Y, HAN M, DAI Y, KONG M, XU L, DING K, GUO H, WANG G

Composite molecular sieve useful in catalyst for preparing caprolactam from cyclohexanone oxime comprises silicon-based molecular sieve core body and graphene oxide shell layer coated on outer surface of silicon-based molecular sieve core body.

YIN J, KONG M, DAI Y, HAN M, XU L, DING K, WANG G, GUO H

Preparing catalyst useful for synthesizing caprolactam, comprises stirring and mixing raw materials including graphene oxide, phosphorus source and solvent, and subjecting mixture to solid-liquid separation, washing, drying, and roasting in nitrogen or inert gas atmosphere.

KONG M, HAN M, ZHANG X, DAI Y, XU L, DING K, GUO H, WANG G

Preparing perylene metal compound useful for preparing composite material used as photocatalyst for photocatalytic oxidation reaction of nitric oxide, comprises reacting perylene-3,4,9,10-tetracarboxylic dianhydride with metal organic compound including titanium, zirconium, cobalt, and cerium.

WEI Q, WANG Y, HUO M, XIAO S

Preparing paraquat by mixing pyridine and methanol, dripping methyl chloride, carrying out pyridine alkylation reaction and dimerization reaction, removing impurities, adding beating water, acid solution, homogeneous catalyst, feeding liquid chlorine, reacting, filtering and separating catalyst.

HUO M, FU S, WU C, ZHANG L, ZHANG Z, YU J