国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B32B027/02（4）
发明人 LIU S（2） MA L（2） WANG Q（2）
公开年 2021（3）
申请年 2021（3） 
专利权人 GUANGZHOU KA.（2）

Melt-blown cloth bicomponent cotton of high filtration grade comprises melt-blown cloth bicomponent cotton layer including component A having carbon fiber modified polypropylene resin and modified high molecular weight butyl cellulose resin and component B having graphene modified polyurethane resin.

HE W, WANG F

Preparing virus-killing bone material, H11-level spraying cloth and graphene nonwoven fabric material comprises e.g. preparing anti-influenza virus H1N1 nonwoven fabric bone material, performing electrostatic spinning, preparing graphene nonwoven fabric and fixing ultrasonic wave hot melt adhesive.

LIU S, MA L, WANG Q

Preparing bonding material of virus-killing bone material, H12 grade melt blown cloth and graphene non-woven cloth comprises preparing graphene polypropylene spun bond non-woven fabric by in-situ polymerization, sequentially stacking anti-influenza virus H1N1 non-woven fabric, and fixing.

LIU S, MA L, WANG Q

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