国家/地区 中国（4）
IPC部 B（3） H（3）
IPC大类 B82（2） H01（2）
IPC小类 B82Y（2）
IPC B82Y030/00（2） B82Y040/00（2）
发明人 HE K（4）
公开年 2020（2）
申请年 2020（4）
专利权人

Antibacterial waterproof nano fiber acoustic diaphragm for use in e.g. mobile phone, has four-layer structure, where first layer facing sound source is nano fiber hydrophobic layer, and second layer is nano material antibacterial layer.

ZHENG Y, HE K, QI H, CAI Y

Method for forming graphene wave-absorbing composite material skin, involves using resin melt infiltration (RFI) liquid forming technique to process fiber prefabricated housing for obtaining graphene wave-absorbing composite material skin.

WU Z, HE K, LUO W, YANG L

Preparing graphene-ruthenium oxide nanocomposite material used in electrochemical field, involves reacting citric acid and histidine to obtain graphene quantum dots, mixing aqueous solutions of graphene quantum dots and graphene oxide.

YANG Y, LI Z, HE K, WANG Q

Preparing graphene using waste lithium-ion power battery, comprises e.g. charging waste lithium-ion power battery and converting graphite of cathode into LiC6 and LiC12; and crushing cathode of waste lithium ion battery.

ZHANG F, HE K, ZHANG Z