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 CAO M（2）
公开年
申请年 2020（2）
专利权人

Polymer solution used for preparing nanofiltration membrane in water treatment, and also in high-temperature separation and desalination, comprises polyaryl ether sulfone block polymer, good solvent, poor solvent and additive.

CAO M

Preparing graphene material useful in the field of air purification, water purification, medical field and field of clothing comprises heating arc under protective gas environment, and introducing reaction gas into reaction space.

CAO M, TAO T