国家/地区 中国（12）
IPC部 B（12）
IPC大类 B01（12）
IPC小类 B01J（12）
IPC C07D307/68（10） B01J023/42（7） B01J023/46（7）
B01J023/44（6） B01J035/10（5） B01J021/18（3）
B01J023/644（2） B01J027/185（2） B01J027/24（2）
C07D307/46（2）
发明人 ZHENG L（12）
公开年 2023（8） 2021（4）
申请年 2021（7）  2019（4） 
专利权人 CHINA PETROL.（12） RES INST PET.（9） SINOPEC RES .（5） CHINA PETROL.（3）

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 furoic acid involves reacting furfural with oxygen to obtain the furoic acid, in aqueous solution and in presence of oxidation catalyst, oxidation catalyst is supported catalyst containing bismuth and noble metal, oxygen is derived from pure oxygen or air.

ZONG B, CHEN G, ZHENG L, SUN Q

Preparing 2,5-furandicarboxylic acid comprises reacting 5-hydroxymethylfurfural with oxygen in mixed solvent composed of organic solvent and water in presence of oxidation catalyst.

ZONG B, CHEN G, ZHENG L, SUN Q

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 oxidation catalyst useful for preparing 2,5-furandicarboxylic acid, comprises e.g. using aqueous solution containing phosphorus to impregnate carbonaceous material, performing roasting and performing drying and reduction.

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

Preparation of 2, 5-furan dicarboxylic acid involves reacting 5-hydroxymethyl furfural with oxygen in mixed solvent composed of organic solvent and water in presence of oxidation catalyst containing supported metal catalyst.

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

Preparing a oxidation catalyst, comprises e.g. using aqueous solution containing boron and phosphorus to impregnate the carbonaceous material, drying and performing first roasting to obtain boron and phosphorus-doped carbon carrier and mixing with active metal component compound solution.

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

Preparing oxidation catalyst useful for catalyzing oxidation of 5 hydroxymethylfurfural, comprises impregnating carbon-containing material in aqueous solution containing boron, calcining mixing boron-doped carbon carrier with active metal component solution and performing first reduction.

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

Preparing furoic acid comprises contacting aqueous solution of furfural with catalyst under air and/or oxygen conditions and carrying out catalytic oxidation reaction.

ZHENG L, SUN Q, DU Z, ZONG B

Preparing furoic acid comprises e.g. adding aqueous solution of furfural and catalyst, carrying out catalytic oxidation reaction to obtain furoic acid, and catalyst is obtained by mixing front carrier and basic nitrogen-containing compound.

ZHENG L, SUN Q, DU Z, ZONG B