国家/地区 中国（20）
IPC部 D（20）
IPC大类 D01（20）
IPC小类 D01F（20） D04H（20） A41D（8）
D01D（6） B01D（5） D06M（5）
C08K（3） C08L（3） B32B（2）
C08J（2）
IPC D01F006/46（20）
发明人 LIU S（3） DING C（2） WANG Q（2）
公开年 2021（11） 2020（8）
申请年 2020（20）
专利权人 GUANGDONG JI.（2） GUANGZHOU KA.（2）

Mask meltblown cloth used for preparing masks, comprises polypropylene resin, modified graphene, titanium dioxide, dispersant, nano silica, coupling agent and auxiliary, modified graphene is obtained by dissolving citric acid and pentaethylene hexamine.

YU K

Preparing antibacterial agent useful as antibacterial material in preparing masks, comprises e.g. dispersing graphene oxide powder in solvent, adding titanium chloride powder, stirring, suction filtering, washing and freeze-drying.

LI Z, LI C, LU M, ZHOU M, DING C, CHEN P, YUAN Z

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

Adjustable resistance bacteriostatic meltblown cloth useful in preparing fruit and vegetable packaging bags comprises polypropylene, graphene, and electret masterbatch.

XU Q, YANG Y, DING C

Self-charging and self-cleaning melt-blown non-woven fabric used in mask, comprises melt-blown fiber comprising permanent electret and piezoelectric material.

WU X, SONG T, LIN D, LIN Y

Preparation method of antibacterial mask material, involves spraying spinning solution to receiving screen under room temperature conditions by using electrostatic spinning technology and using polypropylene non-woven fabric as substrate.

XU L, ZHANG R, WANG L, YANG L

Manufacturing non-woven fabric comprises e.g. immersing semi-finished product treated with second immersion liquid in dark place, and irradiating with ultraviolet lamp, taking out, washing, and drying.

DUAN X

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

Protective mask useful for medical and civil use, comprises polypropylene meltblown composite masterbatch composed of polypropylene, modified alumina aerogel and electret masterbatch.

SHEN K