国家/地区 中国（5）
IPC部 A（5）
IPC大类 A62（5）
IPC小类 C01B（5）
IPC C01B032/194（3） A41D013/11（2） A62B018/08（2）
A62C003/16（2） B82Y030/00（2） B82Y040/00（2）
发明人
公开年 2021（5）
申请年 2020（3）  2021（2） 
专利权人

Cathode material of battery with high safety and high performance, used as lithium ion battery or sodium ion battery cathode material by proper mass ratio, has high specific capacity and good flame-retardant effect to electrolyte.

MEI Y, CHEN X, WU Z, LI X, FU J, LIAN P

Mask-based testing system useful for detecting biomarker received from lungs and airways of test subject, comprises exhaled breath condensate collector for converting breath vapor received from lungs, biosensor, and electronic circuit fixed to outside of mask for receiving test signal.

DANIELS J J, JAY D J

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

Device used for storing and distributing hydrogen-oxygen fuel gas to hydrogen-water graphene batteries, comprises bottom plate, storage tank fixedly provided on upper side of plate through mounting seat and compartment arranged inside tank.

YAN L, LI K, CAI W

Preparing noble metal loaded two-dimensional nanosheet photocatalyst by reacting two-dimensional nanomaterial and solvent, adding another solvent and noble metal salt, reacting noble metal salt and ultra-thin nanomaterial, and cooling.

LI J, ZHANG Y, QIAN Z, DING T, QIAN Y, GAO X, CHENG Y, HUANG X, PAN W