国家/地区 中国（96）
IPC部 B（96） C（96） D（2）
F（2）
IPC大类 B01（96）
IPC小类 B01J（96）
IPC B01J027/24（20） B01J021/18（16） B01J035/10（11）
B01J035/00（10） B01J037/08（9） B01J023/44（8）
B01J035/02（7） B01J023/755（6） B01J023/89（6）
B01J031/02（6） B01J023/52（5） B01J031/22（5）
B01J037/10（5） C07C017/08（5） C07C021/06（5）
发明人 LI J（7） LI X（7） WANG G（7）
CHEN X（6） DAI Y（6） GUO H（6）
WANG Y（6） HUANG Q（5） LI Y（5）
WANG X（5） ZHANG J（5） ZHANG Y（5）
CHEN H（4） DING K（4） FANG J（4）
公开年 2022（50） 2023（46）
申请年 2022（96）
专利权人 ZHEJIANG SYN.（5） CHINA PETROL.（4） JIANGSU YANG.（4） UNIV NANJING.（4）
UNIV ZHEJIAN.（4） CHINA PETROC.（3） LANZHOU CHEM.（3） UNIV LIAONIN.（3）
UNIV ZHEJIAN.（3） WANHUA CHEM .（3） CHANGSHU 3F .（2） CHINA PETROL.（2）
INST METAL R.（2） SHAANXI YANC.（2） SHANGHAI HUA.（2） SHANGHAI PET.（2）
SICHUAN HONG.（2） UNIV CHINA S.（2） UNIV DALIAN（2） UNIV DALIAN .（2）

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

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 aromatic alcohol, comprises carrying out hydrogenation reaction of aromatic ketone or aromatic aldehyde and hydrogen in presence of catalyst composed of carrier, and active component including nickel phosphide and carbon layer coated on the surface of nickel phosphide.

ZHUGE C, ZHUGE W, WU J, SHEN L, YING D, WANG Y, LUO G, YING S, ZHU J

Difluoroethyl acetate is used in field of chemical industry, prepared by primary microwave heating, secondary microwave heating, primary purification and secondary purification.

GUO Y, YAN Z, GE F, WU S, LI P

Fluorinated alkylene oxide isomerization catalyst useful for isomerization of fluorinated alkylene oxide to prepare carbonyl-containing products, comprises fluoride-alumina catalyst component, auxiliary component e.g. graphene and impurity metal elements e.g. chromium and tungsten.

ZHANG C, WANG G, HUANG A, MIAO L, JIN H, XING H

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 nitrogen-doped porous graphene used for efficient catalytic reduction of aromatic nitro compound, involves preparing graphene oxide suspension and freeze-drying; dispersing graphene oxide aerogel, nitrogen-containing precursor and activating agent into deionized water.

QI M, WANG M

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