国家/地区 中国（11）
IPC部 C（11）
IPC大类 B01（7） C07（6） C01（4）
B82（3）
IPC小类 B01J（7） C07D（6） C01B（4）
B82Y（3）
IPC B01J035/10（5） C07D307/68（5） B01J023/42（3）
B01J023/46（3） B01J027/24（3） B82Y040/00（3）
B01J021/18（2） B01J023/44（2） B01J027/185（2）
C01B032/19（2） C07D307/46（2）
发明人 DU Z（11）
公开年 2023（11）
申请年 2021（5）  2022（3）  2023（3） 
专利权人 CHINA PETROL.（6） RES INST PET.（6） SINOSTEEL NA.（2）

Preparation of nitrogen-doped porous graphene used as e.g. catalyst, involves dispersing amino-modified graphene oxide in water, controlling solid content of obtained dispersion to prepare thick slurry, and irradiating with microwaves.

WANG X, LI J, YU F, DU Z, WANG J

Device for preparing two-dimensional layered material, has chassis used as supporting platform of whole device, motor provided with small belt pulley, and cathode provided with second conductive slip ring, which is connected with third conductive slip ring through fixed middle shaft.

QIAN Y, WANG F, SHEN B, DU Z, ZHU Y, DENG X, PEI X, LI M, CHEN W, XU C, XU W, CHEN 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

Device for preparing graphene, has power supply input connected with external power negative electrode, and material circulating pipeline that circulates electrolytic material, and electrolyte circulating pipeline that circulates electrolyte, and takes out material after electrolysis.

QIAN Y, WANG F, SHEN B, DU Z, ZHU Y, DENG X, PEI X, XU W, CHEN W, LI M, XU C, CHEN J

Graphene absorbing composite material i.e. wave absorbing material, for use in electronic technologies e.g. mobile devices, has nickel and/or cobalt formed as square-shaped structure and uniformly stacked on graphene sheet layer.

CHEN C, WANG X, CHEN G, FENG Y, CHEN Q, WANG Y, SU Y, LU S, ZHANG J, SUN Y, ZHANG P, HOU M, CHENG S, CHEN A, DU Z, MA Y

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