国家/地区 中国（14）
IPC部 C（14）
IPC大类 C07（14）
IPC小类 B01J（10） C07C（8） C07D（7）
IPC C07D307/60（4） B01J027/198（3） B01J023/34（2）
B01J027/224（2） B01J035/00（2） C07C255/08（2）
发明人 ZHANG D（14）
公开年 2022（5） 2021（4） 2023（3）
申请年 2021（4）  2019（3）  2022（3）  2020（2） 
专利权人 CHINA PETROL.（5） SINOPEC BEIJ.（4） CHINA WUHUAN.（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 single-atom catalyst useful in synthesizing methacrylonitrile, comprises e.g. adding manganese precursor into solvent and stirring to dissolve, adding carrier powder by equal volume impregnation method, drying, and calcining.

ZHANG K, XIAO D, LU W, HU S, ZHANG D, ZHANG W, LIU K

Catalyst useful for direct hydration reaction of cyclohexene comprises tin-containing compound, alkali, carbon carrier and organic ligand including benzoic acid, phthalic acid, terephthalic acid, isophthalic acid, trimesitrinic acid, biphenyl dicarboxylic acid and 2-methylimidazole.

LI J, XU B, HU H, LV W, WU Y, ZHANG D

New raphene nano-segment molecule containing azulene unit-azulene and rubicene compound i.e. azuleno(5,6,7,8,1-uvwxa)cyclohepta(ijkl)rubicene compound useful in near-infrared absorption photodetection, and field-effect transistors, organic solar cells, organic light-emitting diodes.

LI C, ZHANG G, ZHANG X, QIN L, ZHANG D

Preparing saturated cardanol hydrogenation catalyst comprises feeding the cardanol, solvent and hydrogenation catalyst, adding to reaction kettle nitrogen and hydrogen replacement, recycling the hydrogenation catalyst in kettle solution by recycling device, crystallizing, centrifuging and drying.

XU Z, NAN Y, FAN J, ZHAN S, ZHANG D, LIU X, LIU J, LIU D

Catalyst useful in preparing maleic anhydride by oxidation of benzene comprises carrier and active component supported on carrier, where the carrier is composite carrier comprising nano-carbon material and silicon carbide.

FENG Y, ZHANG Z, SHI H, ZHANG D

Solid super acid catalyst used for preparing p-methoxy cinnamic acid isooctyl ester, comprises chromium oxide-silica as composite carrier, graphene as hard template, sulfuric acid as sulfur source, and modified solid super strong acid.

ZHANG Y, ZHANG D, JIANG P, GUO Y, LIU L

Preparation of ammonia oxidation catalyst used for synthesizing methacrylonitrile, by respectively dissolving high valence state manganese precursor and low valence state manganese precursor into deionized water and mixing.

LU W, ZHANG Z, HU S, ZHANG D, ZHANG W, LIU K

Catalyst useful for preparing phthalic anhydride by naphthalene oxidation, comprises carrier, active component and heat conducting material.

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

Catalyst useful for preparing phthalic anhydride by oxidation of o-xylene, comprises carrier, vanadium, phosphorus and cesium compound, auxiliary agent comprising e.g. at least one of rubidium, cerium or niobium and heat-conducting material.

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