国家/地区 中国（33）
IPC部 C（33）
IPC大类 C07（33）
IPC小类 C07C（24） B01J（21） C07D（11）
C01B（4） G01N（3） C01G（2）
C08G（2） C08L（2） C09K（2）
IPC B01J027/198（3） B01J027/24（3） B01J031/22（3）
C07C067/08（3） C07C209/36（3） C07C211/46（3）
C07D307/60（3） B01J021/18（2） B01J023/14（2）
B01J029/89（2） B01J031/06（2） B01J035/00（2）
B01J037/08（2） C01B032/194（2） C01B032/198（2）
发明人 LIU Y（33）
公开年 2021（10） 2022（6） 2017（4） 2023（4） 2020（3） 2016（2）
申请年 2021（11）  2019（6）  2020（5）  2016（4）  2017（2）  2022（2） 
专利权人 CHINA PETROL.（7） SINOPEC BEIJ.（3） SINOPEC RES .（2） UNIV EAST CH.（2）
UNIV JINAN（2） UNIV SHAANXI.（2） UNIV XIANGTA.（2） WANHUA CHEM .（2）
XI AN MODERN.（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

Synthesizing fluoroethylene carbonate by gas phase method comprises e.g. preheating ethylene carbonate and fluorine gas, placing in rectification tower filled with supported catalyst, carrying out reactive distillation, transferring to primary condenser, and condensing.

ZHANG Y, DONG J, LIU Y, GUO F, WANG Y

New Janus-type nano graphene oxide for viscosity reducing agent used in oil field applications, has one side with dimensional sheet structure, grafted with hydrophobic alkylamine, and other side grafted with hydrophobic aromatic amine, where nano graphene oxide has specific water contact angle.

BI W, WANG Y, LIU Y, GUAN X, MA H, FAN L, XU Y, XU M, WANG T, ZHANG L

Light-guiding fiber for photocatalyzing carbon dioxide to prepare methanol is skin-core structure, including light guiding layer, photocatalytic layer covering light guiding layer and protective layer covering photocatalytic layer, where light guide layer contain high polymer with light guide effect.

ZHOU N, ZHANG K, ZHANG Y, DONG Y, LIU Y

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

Supported nickel-based alloy catalyst for preparing methyl glycolate by hydrogenating dimethyl oxalate, comprises carrier and nickel-based alloy loaded on carrier.

LIU Y, ZHAO G, ZHU J, LU Y

Preparing composite catalyst useful as catalyst for the selective oxidation of naphthenes comprises mixing carbon nano material with molecular sieve containing template to obtain mixture, and carrying out sectional roasting treatment to mixture.

KANG Z, LIU Y, HUANG H, ZHOU Y, WANG X, SHI C

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