国家/地区 中国（8）
IPC部 B（8）
IPC大类 B01（8）
IPC小类 B01D（8）
IPC B01D003/14（2） B01D015/38（2） B01D053/94（2）
B01D067/00（2） B01J008/02（2） B01J008/06（2）
B01J020/24（2） C07C031/08（2） C07K014/765（2）
发明人 LI Y（2） WANG Q（2）
公开年 2023（8）
申请年 2022（5）  2023（3） 
专利权人

Preparing diamines and polyamines containing diphenylmethane structure with low acid consumption comprises e.g. undergoing salt-forming reaction to generate aniline salt, mixing aniline salt and formaldehyde solution for reaction, adding solution to separator, and washing organic phase with alkali.

LI C, CUI C, ZHANG H, LI Y, ZHANG Y, LIN F

High strength polysaccharide-inorganic nanoparticle composite column is prepared by adding different inorganic nano-particles, transferring obtained emulsion to stainless steel or glass column pipe with rubber plug at one end by injector, and utilizing peristaltic pump to circulate mixed solution.

LI J, LI Y, QU J

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 magnetic microspheres useful for separating and purifying nucleic acid and/or protein, comprises e.g. preparing graphene oxide and ferric chloride by hydrothermal synthesis and modifying chitosan shell on surface.

XIE Y, LIU B, HUANG C, ZHONG 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