国家/地区 中国（3）
IPC部 C（3） B（2） G（2）
IPC大类 B22（2） C01（2） C23（2）
G01（2）
IPC小类 B22F（2） C01B（2） C23C（2）
G01N（2）
IPC B22F009/24（2） C01B032/184（2）
发明人 QIN L（3）
公开年 2019（3）
申请年 2019（3） 
专利权人 SHANGHAI INS.（2）

Biosensor for detecting lead comprises e.g. glassy carbon electrode as working electrode in three-electrode system, and reaction end of glassy carbon electrode surface is modified with reduction-oxidation graphene.

ZHANG Y, LAI C, LIU X, LIU S, ZENG G, LI M, QIN L, YI H, LI B, FU Y, LI L, ZHANG M, HE J

Preparing aluminum/reduced graphene oxide/silver nano composite film comprises e.g. etching the aluminum sheet as substrate in sodium hydroxide solution, water washing, drying, soaking in graphene oxide dispersion, and taking out.

LI X, CAO L, GAO S, QIN L, KANG S

Preparing ultrafine silver powder for a positive silver paste of a photovoltaic cell, involves preparing graphene carrying silver seed crystals, dispersing graphene oxide in solvent water to obtain a graphene oxide dispersion.

LI X, GAO S, QIN L, KANG S