国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC
发明人 DING Y（2）
公开年 2023（2）
申请年 2022（2） 
专利权人

Preparing ethanol by methanol continuous reaction comprises carrying carbonylation reaction of methanol, methyl iodide, carbon monoxide and hydrogen using single-atom catalyst, separating and passing into ester hydrogenation reactor using copper-based catalyst for hydrogenation reaction.

NING L, CHEN W, SONG X, FENG S, DING Y

Flash evaporation spinning gradient pore structure ultrafiltration flat membrane comprises functional layer, transition layer and support layer, where functional layer is spun on surface of transition layer by flash spinning, and transition layer is spun on surface of support layer by flash spinning.

YANG C, ZHANG H, DING Y