国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC C08L027/16（2）
发明人
公开年 2022（2）
申请年 2022（2）
专利权人

Preparing liquid electronic chemical filtering and purifying film by e.g. dispersing microporous solid zinc oxide-zeolitic imidazolate framework particles as precursor, potassium hydroxide as activator, polyvinyl pyrrolidone as pore-forming agent, preparing casting solution, and coating.

LI X, MA W

Electret base material useful in dynamic electret filter element of polyvinylidene fluoride composite graphene obtained by depositing graphene on a polymer substrate with good electrode performance,.

ZHOU S, ZHONG H, ZHONG X