国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC B01D061/14（2）
发明人
公开年 2022（2）
申请年 2022（2）
专利权人

Porous polymeric membrane useful for removing impurities from liquid compositions e.g. alcohols and ammonium hydroxide comprises a polymer having mixed in it a carbonaceous material.

MIR A A, JABER J A, PATEL R B, BOUDREAU A, KALYANI V

Preparation of p-nitrophenol comprising adding p-nitrochlorobenzene and aqueous sodium hydroxide solution, stirring, raising temperature, adding sulfuric acid solution to obtain reaction solution, separating oil layer by oil-water separation and subjecting oil layer to ultrafiltration.

CAO M, YAO X, XIONG G, HUANG Z, GUO X, CHEN Y, CHEN B