国家/地区 中国（15）
IPC部 D（15）
IPC大类 D01（15）
IPC小类 D04H（15） D01F（13） D01D（5）
D06M（4） B32B（3） A41D（2）
IPC D04H001/56（15）
发明人
公开年 2021（11） 2020（4）
申请年 2020（15）
专利权人

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 spraying cloth production line, has water storage tank whose left side wall is connected with water inlet pipe and water outlet pipe, where inner part of water inlet pipe and water outlet pipe are provided with control valve.

DONG J, LI L, ZHENG Q

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

Melt-blown non-woven fabric with antibacterial function used e.g. in mask and cover cloth, includes ultra-high fluidity polypropylene, electret masterbatch, white oil, and tryptophan-functionalized graphene quantum dot-silver complex.

LI Z, WANG N, LI R

Meltblown composite elastic nonwoven fabric comprises external, middle and internal nonwoven fabrics including high-fat polypropylene, low-fat polypropylene, emulsifying agent, color masterbatch, antistatic agent and distilled water.

YANG X, MIN D, JI X

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 melt-blown cloth manufacturing device, has spraying device arranged between flat outlet of melt-blown storage hopper and melt-blown cloth cooling roller or with melt-blown cloth winding device or melt-blown cloth cutting winding device.

GU J

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

SHEN K

Manufacture of permanent electrostatic meltblown cloth involves mixing-extruding e.g. polypropylene powder/graphene powder, spinning, drawing, conveying meltblown fiber on mesh belt, and performing electret treatment on meltblown fiber.

LIU W