国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4） B32（2） D06（2）
IPC小类 B01D（4）
IPC
发明人 WANG H（4）
公开年 2021（2）
申请年 2020（2） 
专利权人

Preparing high-performance anti-peeling modified filter cloth useful for vacuum filter, comprises e.g. dispersing amphoteric polymer modifier and nanoparticles in deionized water, ultrasonically treating nanoparticles to uniformly disperse, and soaking into polyvinylidene fluoride solution.

WANG H, TIAN J, LI M, YAO Z, LI J, ZHANG T, LIU Z, ZHAO L, ZHAO T, ZHEN Z, LI R, LI Z, SHI X, XIE D, WANG S, LI S, RONG H, HAN H, CHEN L, WANG Z, CHENG C, ZHANG G, TIAN X, YAO B

Preparing nanocomposite fiber membrane useful for removing ionic dyes and heavy metal ions in wastewater, comprises immersing polyacrylonitrile electrospinning nanofibers and graphene oxide composite film in dopamine aqueous solution.

WANG H, NIU L, HAN D, PAN G

Seamless cylindrical filter bag is consists of first non-woven fabric, cylindrical cloth, second non-woven fabric and polytetrafluoroethylene microporous membrane are compounded.

GU K, YANG Z, GONG Z, CAO Q, WU J, WANG H, GU Y, WANG Z, ZHANG J

Graphene filter paper for the laboratory, has a micro-porous filtering film layer that is provided with multiple graphite layers provided with a filter medium solution.

CHANG J, DUAN X, GUO X, LIU T, WANG H, ZHANG L