国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D039/08（3）
发明人
公开年 2020（2）
申请年 2020（3）
专利权人

Preparing environmentally friendly air filtering non-woven fabric comprises e.g. mixing polypropylene, electret masterbatch and polymer electret, and subjecting melt blown cloth to constant temperature infrared radiation heat treatment.

ZHANG C

Preparing industrial filter cloth by adding ethyl orthosilicate, ethanol, deionized water and hydrochloric acid to reactor, adding ricinoleic acid, and extruding polyethylene resin, silica gel and diatomaceous earth-loaded graphene.

ZHAO C

Preparing antistatic regenerated polyester composite air filter material by melt-spinning graphene/polyamide/regenerated polyester blend masterbatch, heating, spinning and fixing bulked yarn staple fiber web on surface of weave fabric.

MA Y, ZHAO J, SU H, HAN P