国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4）
IPC B01J031/22（2） C07C015/08（2） C07C027/12（2）
C07C029/50（2） C07C033/22（2） C07C045/36（2）
发明人 YAN C（4）
公开年 2023（2）
申请年 2023（2） 
专利权人 UNIV GUANGXI（2） WEIFANG HONG.（2）

Preparing high-purity m-xylene comprises e.g. contacting the mixed xylene with the adsorbent, discharging the raffinate, then contacting the desorbent with the adsorbed adsorbent, mixing the first part of m-xylene with the second part of m-xylene, cooling, crystallizing, and washing.

XIE P, YAN C, MENG L, FANG X, PAN Y, LI Z, XU X, LIU X

Producing o-xylene comprises e.g. catalyzing 3-nitro-o-xylene by hydrogenation catalyst to generate 3-amino-o-xylene, hydrogenating into o-xylene and ammonia gas under catalytic action of hydrogen decomposing catalyst, absorbing ammonia gas by acid solution, and obtaining high-purity o-xylene.

JIA X, GAO X, FANG X, PAN Y, LIU X, XIE P, XUN Q, YAN C

Graphene oxide-supported tetrakis hydroxyphenyl manganese porphyrin catalytic material used for catalyzing oxidation of ethylbenzene to acetophenone and phenylethanol, comprises concentrated sulfuric acid, graphite powder and sodium nitrate.

HUANG G, QIN H, YAN C, GUO Y, WEI S

Graphene oxide solid supported tetrakis(4-carboxyphenyl) manganese porphyrin catalytic material useful in oxidation of toluene to obtain benzaldehyde and benzyl alcohol, comprises e.g. concentrated sulfuric acid and graphite powder.

HUANG G, YUAN R, CHEN X, YAN C, GUO Y, WEI S