国家/地区 中国（5）
IPC部 D（5）
IPC大类 D01（5） D04（2） D06（2）
IPC小类 D01D（5）
IPC D01F001/10（5）
发明人
公开年 2021（5）
申请年 2021（5）
专利权人

Preparing hydrophilic polypropylene sheath-core composite monofilament, comprising skin layer material as hydrophilic modified polypropylene and twin-screw extruder to prepare hydrophilic modified polypropylene, where twin-screw extruder includes main feeding port and three side feeding ports.

WANG C, MA H

Sheath-core structure fiber used for preparing infrared stealth and radar stealth material, preferably needle felt, comprises paraffin wax, electromagnetic wave absorber comprising ferroferric oxide intercalated graphene oxide, nano-ferroferric oxide, and/or carbon black, and high molecular polymer.

YE W, ZHANG X, SUN Q, LONG X, GAO Q, JI T

Preparing of polypropylene/polyethylene low-melting composite fiber, comprises e.g. blending and granulating polyethylene particles and graphene, cooling and shaping composite fiber by side blowing, and cutting composite fiber into segments.

ZHENG H

Preparing hot-air non-woven fabric by feeding polyethylene/polypropylene composite fiber with core structure of electret masterbatch, blending, carding, hot air bonding, cooling, hydroentangling, drying and performing electret treatment.

ZHU Y, DING X, CAO K, GE Y

Anti-explosion antistatic porous material comprises first copolymerized polypropylene, second copolymerized polypropylene, halogen-free flame retardant, superconducting carbon black, graphene, polyethylene wax, antioxidant and metal salt.

ZHANG Q, LI S, YAO P