国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J035/00（4）
发明人 LI Y（4）
公开年 2021（3）
申请年 2019（2）  2021（2） 
专利权人 WANHUA CHEM .（2）

Tungsten single-atom catalyst having graphene substrate useful for selective hydrogenation reduction of halogenated nitrobenzene to halogenated aniline, prepared by e.g. adding ammonium tungstate and ethylenediamine into aqueous dispersion of graphene oxide and pyrolyzing obtained graphene aerogel.

ZHANG F, FAN X, CAI A, LI Y

Preparing biomass carbon assisted synthesis bifunctional catalyst useful in long-chain alkanes hydroisomerization reaction, comprises e.g. obtaining metal-carbon material precursor, crystallizing mixed precursor, centrifuging and calcining.

LI J, TAN Y, LIAO T, ZHAO Y, DU Y, LI Y, ZHU D, FU W, NI J

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

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