国家/地区 中国（4）
IPC部 B（4）
IPC大类 D04（4） D01（3） B01（2）
IPC小类 D04H（4） D01D（3） B01D（2）
D01F（2）
IPC D04H003/02（4）
发明人
公开年 2020（2） 2021（2）
申请年 2020（4） 
专利权人

Method for preparing of polytetrafluoroethylene and polyphenylene sulfide composite high temperature resistant filter material comprises e.g. preparing raw material, preparing polytetrafluoroethylene fiber, polyphenylene sulfide fiber.

LI S, SUN S, LI C, HU S, HUANG L

Preparing a composite fiber membrane used for heavy metal sewage treatment, involves adding graphene oxide to deionized water, ultrasonically dispersing uniformly to obtain graphene oxide dispersion, and adding the dopamine hydrochloride.

CHEN Q, SI W, ZENG J, BAI T

Conductive ink used for preparing graphene conductive film, comprises graphene dispersion, titanium quantum dot dispersion, conductive carbon black, polyacrylonitrile-maleic anhydride copolymer, dispersant, release resin and leveling agent.

WU L, YE D, HU Z, PENG L, ZENG C, KONG J, LIU Q, MA Y

Graphene antibacterial non-woven fabric useful in filter screen of masks, air conditioner, air purifier and vehicle purifier, comprises polymer material, graphene material, surfactant and additive.

WANG Q, LIU S