国家/地区
IPC部 D（2）
IPC大类 D01（2）
IPC小类 D01D（2）
IPC D01D001/02（2）
发明人
公开年 2022（2）
申请年 2020（2）
专利权人

Producing para-aramid fibers, comprises preparing dope for core comprising carbon filler and first aromatic polyamide polymer, and preparing dope for sheath comprising particulate additive including water-soluble polymer particles.

KIM C

Addition of graphene derivatives in ultrafiltration membrane used for removing harmful microbes, comprises mixing graphene derivatives with organic solvent, and mixing graphene-solvent dispersion with polymer solution resulting in homogenously dispersed graphene derivative.

AYUSHI K