国家/地区 中国（6）
IPC部 B（6）
IPC大类 B01（6）
IPC小类 B01D（6）
IPC D01F001/10（4） D01F006/46（3） D04H003/007（3）
A41D013/11（2） A41D031/30（2） B01D067/00（2）
D04H001/544（2） D04H003/14（2） D06M101/20（2）
发明人
公开年 2021（6）
申请年 2020（6）
专利权人

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

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

Graphene melt-blown non-woven fabric production device, has electric heating tube connected with temperature controller that is fixed on machine frame, where gap is formed between outer shell and middle shell and provided with insulating layer.

WANG Q, LIU S

Graphene polypropylene composite material for melt-blown cloth, comprises graphene material, electret material, hydrocarbon material which is liquid at normal temperature and polypropylene.

PAN D, XIE Z, ZHANG Y, ZHANG H

Preparing graphene metal organic framework composite modified polypropylene melt-blown material comprises mixing the graphene and ethanol, cutting, dispersing the graphene in ethanol and adding silane coupling agent.

QIN J, LIU Y, ZHAO K, HE Y

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