国家/地区 中国（5）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01J（7）
IPC B01J037/02（7）
发明人 LI Y（2）
公开年 2021（5） 2020（2）
申请年 2019（7）
专利权人 WANHUA CHEM .（2）

Catalyst used for producing methacrylic acid, has core-shell structure with double-shell layer whose inner shell layer comprises active component and water-absorbing metal oxide, and outer shell layer comprises inorganic carbon material, where catalyst core is inert ceramic balls.

JI Y, HU J, LIU C, YI G, WAN Y, YU H, YANG Z, SUN K, LI Y

Preparing load type single-atom noble metal catalyst comprises preparing transition metal oxide nanoclusters-graphene composite materials, preparing of monoatomic precious metal sol, and loading.

GUO W, GUAN C, LANG J, ZHAO G, HUANG Z

Preparing catalyst by using graphene as carrier and rare earth element modified SrHPO4-WO3 for fixed bed catalytic preparation of triethylene diamine and derivatives, involves using one or two of La and Ce oxides as catalytic promoters.

HUANG P, ZHOU S, WANG X, DUAN X, XIONG Q, LV Y, WANG Z, ZHONG H, ZHUO P, CAI H

Hydrodesulfurization catalyst used to desulfurize hydrocarbon feedstock comprising sulfur-containing compound, comprises catalyst support comprising zeolite doped with graphene material, molybdenum and promoter comprising cobalt and nickel.

AWADH T A S, ELSAYED I A

Preparing blue titania composite wrapped with graphene on which platinum nanoparticles are photo-deposited used in selective photo-conversion process from carbon dioxide to methane and ethane, involves preparing blue titania nanoparticles.

IN S I, SORCARSAURAV

Indium-zinc sulfide-nitrogen-doped graphene composite photocatalytic material useful in catalytic reduction of carbon dioxide, comprises three-dimensional nitrogen-doped graphene foam and two-dimensional indium-zinc sulfide nanosheets.

YU J, XIA Y

Preparation of platinum supported catalyst used for preparing cyclododecanol, by using oxidized graphene foam for polyamide-amine supramolecular grafting to modify, immersing in chloroplatinic acid, reacting, heating and reacting.

ZENG W, WANG L, LI Y, ZHAO X, JIANG Y, YANG H, DING K, SONG Y, YANG Y, CHEN Y