国家/地区 中国（6）
IPC部 B（6） C（6）
IPC大类 B01（6）
IPC小类 B01J（6）
IPC C07C209/36（2） C07C211/46（2）
发明人 LIU Y（6）
公开年 2022（4）
申请年 2021（6）
专利权人 UNIV XIANGTA.（2）

Catalyst for producing pyromellitic dianhydride from durene comprises carrier and active component loaded on carrier, where active component contains vanadium oxide, optionally phosphorus compounds, cesium compounds, auxiliary agent, heat conducting material and titanium dioxide.

ZHANG Z, ZHANG D, SHI H, YUAN B, LIU Y, AN X

Preparing non-metallic catalyst useful for liquid-phase hydrogenation of nitroaromatics, comprises e.g. ultrasonically stripping graphene oxide aqueous solution, reducing graphene oxide working solution, filtering, freeze-drying, placing hydrothermal rGO and naturally cooling.

LIU Y, XIONG W, HAN D, LIU P

Preparation of nitrogen-doped graphene catalyst used in liquid-phase hydrogenation of nitroaromatic hydrocarbon compound, involves ultrasonically stripping graphene oxide aqueous solution, adding graphene phase carbon nitride, hydrothermally-treating, filtering, drying, heating and cooling.

LIU Y, XIONG W, HAN D, LIU P

Esterification of purified terephthalic acid and 1,4-butanediol useful for producing polybutylene adipate terephthalate, comprises adding terephthalic acid, 1,4-butanediol and polymerization degree catalyst into a reaction kettle, introducing nitrogen, and reacting.

LIU G, LIU S, XU W, GUO T, HAN Y, ZHOU B, ZHENG L, LIU Y, HAO D, WANG X, CAO F, WANG C, WANG M, LI Z, LI J, ZHAO N, SHI C, SHI R

Catalyst used for polyol oxidation, comprises e.g. gallium, silver, indium, tin, bismuth or iridium elements, titanium dioxide, aluminum oxide, magnesium oxide, vanadium oxide, silicon dioxide, niobium pentoxide, tantalum oxide, yttrium oxide, mordenite or magnesium aluminate spinel.

YANG C, CHEN X, FENG X, LIU Y, ZHOU X, MENG F, YAN H

Preparing chemically grafted-surface graphene oxide loaded molybdenum catalyst, comprises ionic bonding amino-functionalized graphene oxide as carrier with phosphomolybdic acid, and carrying out electrostatic interaction.

LIU Y, CHENG M, FAN Z, TONG Q