国家/地区 中国（8）
IPC部 C（8）
IPC大类 C07（8） B01（6）
IPC小类 C07D（8） B01J（6）
IPC C07D307/68（8）
发明人 CHEN G（5） SUN Q（5） ZHENG L（5）
ZONG B（5） DU Z（4） RONG J（3）
ZHAO H（3） LI Z（2） ZHANG J（2）
公开年 2023（5） 2021（2）
申请年 2021（8）
专利权人 CHINA PETROL.（5） RES INST PET.（5）

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 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 2,5-furandicarboxylic acid by 5-hydroxymethylfurfural, comprises taking heterogeneous catalyst, grafting iron-coordinated mercaptoalkyl alcohols with carboxy groups on surface of graphene oxide through esterification reaction and modifying graphene oxide by iron-thiol-functional groups.

LIN H, ZHANG J, GUI Z, GUO Y

Preparing 2,5-furandicarboxylic acid from carbohydrates involves dissolving carbohydrate compound in polar aprotic organic solvent to obtain solution A, heating solution A and dehydrating under the catalysis of solid acid catalyst.

LI Z, LI X, SU K

Preparing 2,5-furandicarboxylic acid by reacting material containing 2,5-furandimethanol and alkali source in presence of catalyst, where catalyst comprises active component and carrier and active component is chosen from noble metals.

ZHANG J, LI Z, HAO P, ZHAO X