国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01D（10）
IPC B01D067/00（4） B01D003/14（3） B01D053/94（3）
B01J008/02（3） B01D003/00（2） B01D053/56（2）
B01D053/90（2） B01D069/10（2） B01D071/02（2）
B01J008/06（2） C07C031/08（2）
发明人 WANG Q（2） WANG Y（2）
公开年 2022（5） 2023（5）
申请年 2022（10）
专利权人

Preparing ethanol by methanol continuous reaction comprises carrying carbonylation reaction of methanol, methyl iodide, carbon monoxide and hydrogen using single-atom catalyst, separating and passing into ester hydrogenation reactor using copper-based catalyst for hydrogenation reaction.

NING L, CHEN W, SONG X, FENG S, DING Y

Producing urea for vehicles involves passing ammonia and carbon dioxide into synthesis tower, adding graphene-supported nitrogen atom catalyst, controlling temperature and pressure, reacting, depressurizing, cooling, separating gas and liquid, concentrating liquid, spray drying and granulating.

DU F, WANG Q, MO Z, WANG D, LUO X, FU L

Reactive distillation device useful for continuous production of linalyl acetate, comprises linalool condenser set with stripping section of product separation section, gas phase extracted from product separation section and condensed, and returned to feed reaction section.

WANG H, BAO Y, QIAO X, SONG M, JIA Z, GU X

Preparing carbon nanotubes reduced graphene oxide hybrid polydimethylsiloxane membrane useful for organic solvent recovery, comprises preparing membrane casting solution, adding nonionic surfactant to solvent with carbon nanotubes, providing selective permeation channel for organic solvent.

DING A, LIU K, FAN L, WANG Q, LIU J, XU N, WANG W, DONG Q

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

Waste plastic hydrothermal coupling cascade catalytic system used for preparation of monocyclic aromatic hydrocarbon, comprises high temperature bearing reaction kettle body and ribbon type stirrer which allow material to enter hydro-thermal batch processing device through material inlet.

YU J, WANG S, WU K, WANG Y, ZHANG H

Anti-crystallization vehicle urea comprises high-purity urea, crystallization inhibitor, acetylene glycol surfactant, 2,6-di-tert-butyl-p-cresol, cold-resistant agent and high-purity water.

YE T

Graphene oxide separation membrane used for separating ethylene-ethane mixed gas, comprises selective separation layer and support layer, where selective separation layer includes graphene oxide nano-sheets, and also includes nano-cluster formed by silver ion and polyelectrolyte between nano-sheet.

JIN W, CHENG L, LIU G

Preparation of p-nitrophenol comprising adding p-nitrochlorobenzene and aqueous sodium hydroxide solution, stirring, raising temperature, adding sulfuric acid solution to obtain reaction solution, separating oil layer by oil-water separation and subjecting oil layer to ultrafiltration.

CAO M, YAO X, XIONG G, HUANG Z, GUO X, CHEN Y, CHEN B

Continuously producing silazane comprises adding normal-hexane, saturating and passing ammonia gas, dripping trimethylsilyl chloride, adding reaction solution into sodium hydroxide aqueous solution, washing obtained upper layer liquid with hot water and separating organic layer.

ZHANG W