国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B033/12（2）
发明人 LI Y（2）
公开年
申请年
专利权人

Preparation of composite material involves coating silicon dioxide-modified graphene oxide on surface of cationic polystyrene microspheres, calcining and reducing obtained composite, mixing with polyvinylidene fluoride and forming film.

GUO H, YANG B, HUANG G, LI Y, LI S, WEN F, XU Q

Silica-based composite magnetic microspheres used for DNA extraction, are obtained by coating silica layer of specified thickness on surface of graphene-coated nano-magnetic particle composite material having graphene shells.

WANG M, LU T, WANG Q, LI Y, ZHENG D, ZHANG T, FENG T