国家/地区 中国（8）
IPC部 B（9）
IPC大类 B01（9） C07（9）
IPC小类 B01J（9）
IPC C07D307/46（9）
发明人 CHEN G（2） DU Z（2） LI S（2）
LI Z（2） SONG H（2） SU K（2）
SUN Q（2） YANG F（2） ZHENG L（2）
ZHOU J（2） ZONG B（2）
公开年 2015（4） 2023（3）
申请年 2015（4）  2021（2） 
专利权人 CHINA PETROL.（2） RES INST PET.（2） UNIV DALIAN（2） UNIV TIANJIN.（2）

Process for 5-hydroxymethyl ether formation involves using ionic liquid catalyst of fructose in corresponding alcohol and adding to N,N-dimethylacetamide methanesulfonate, refluxing reaction mixture, cooling and isolating desired ether product under reduced pressure and reusing recovered alcohol.

DUTTA S

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 selective oxidation catalyst, involves using water solution containing nitrogen element to dip carbon-containing material, mixing nitrogen-doped carbon carrier with active metal component compound solution, performing first drying and first reduction to first mixture.

ZONG B, RONG J, DU Z, CHEN G, SUN Q, ZHAO H, ZHENG L

Preparing 2,5-diformylfuran through three-step cascade reaction of glucose involves adjusting pH in glucose solution and adding heterogeneous Lewis acid catalyst to react to obtain fructose solution.

LEI J, CAI Z, WANG Z, LI X, LI K

Preparing 5-hydroxymethylfurfural by sulfonated graphen solid acid catalytic fructose dehydration, involves contacting ionic liquid and auxiliary agent, adding sulfonated graphene to mixed solvent, and treating in microwave power.

JU M, LI W, HOU Q, WANG Y, TUERHONG M, WANG J

Preparing graphene supported metal oxide catalyst for preparing 5-(hydroxymethyl)-2-furaldehyde from hexose, involves mixing metal chloride with water, mixing graphene and alkali metal hydroxide solution and ultrasonically treating.

LI Z, SU K, SONG H

Preparation of sulfonic acid-sulfide mixed hybrid graphene catalyst for preparing 5-hydroxymethylfurfural carbohydrate, involves mixing mixed sulfide graphene and concentrated sulfuric acid, reacting mixture and drying product.

LI S, LI Z, SU K, SONG H

Catalytic preparation of alkoxymethyl furfural using 5-hydroxymethyl furfural, involves carrying out etherification reaction of 5-hydroxymethyl furfural and t-butyl alcohol in presence of proton acid catalyst, which is graphene catalyst.

CHEN H, YANG F, ZHOU J, LI S

Preparation of 5-hydroxymethyl furfural and 5-tert-butoxymethyl furfural by catalytically reacting fructose in tert-butanol solvent in presence of proton acid catalyst made of functional graphene catalyst with acid functional group.

YANG F, YIN J, ZHANG S, ZHOU J