国家/地区 中国（20）
IPC部 C（11） B（10） H（8）
A（2）
IPC大类 B01（7） C07（6） H01（6）
B82（4） C01（4） H05（2）
IPC小类 B01J（7） C07D（6） H01M（6）
B82Y（4） C01B（4）
IPC B01J035/10（5） C07D307/68（5） B82Y040/00（4）
H01M004/92（4） B01J023/42（3） B01J023/46（3）
B01J027/24（3） B01J021/18（2） B01J023/44（2）
B01J027/185（2） C01B032/19（2） C07D307/46（2）
H01M004/88（2）
发明人 DU Z（20）
公开年 2023（20）
申请年 2022（12）  2021（5）  2023（3） 
专利权人 BEIJING GRAP.（7） CHINA PETROL.（6） RES INST PET.（6） SINOSTEEL NA.（2）

Preparing functionalized graphene-supported platinum-based alloy catalyst for e.g. proton exchange membrane fuel cell, comprises mixing carbon material loaded with first metal and graphene, carrying out reduction reaction, metal replacing between solid phase substance and platinum salt, calcining.

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

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

Preparing platinum-loaded nitrogen-doped graphene for use as fuel cell catalyst for membrane electrode of proton exchange membrane fuel cell, involves mixing oxidized graphene, platinum salt and solvent, hydrothermally reacting, mixing with amino compound, ball milling, and irradiating.

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

Preparing modified graphene nano-coil as catalyst in electrocatalytic redox reaction, comprises sequentially subjecting mixed liquid containing reducing organic solvent, noble metal source and graphitic carbon material to liquid nitrogen cooling and microwave treatment.

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

Metal compound nano catalyst useful in preparing fuel cell, comprises graphene and intermetallic compound nanoparticles supported on graphene, where intermetallic compound nanoparticles include redox reaction between transition metal compound and graphene loaded with simple platinum.

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

Preparing graphene supported metal single atom material useful as e.g. catalyst, comprises e.g. adding graphene and template salt to dispersing agent to prepare dispersing system, and freezing and drying dispersion system to obtain precursor powder, and washing heat treated product.

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

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