国家/地区 中国（5）
IPC部 C（5） H（5） B（2）
IPC大类 C01（5） H01（5） B82（2）
IPC小类 C01B（5）
IPC C01B025/45（5）
发明人
公开年 2014（5）
申请年 2013（2）  2014（2） 
专利权人

Preparing vanadium phosphate sodium oxide/graphene composite material comprises stirring e.g. sodium salt, vanadium salt, citric acid and deionized water, drying, grinding, dispersing, adding graphene oxide solution and freeze-drying.

REN M, LIU W, ZHAO D, ZHOU G

Preparing composite material involves stirring graphene oxide suspension in ultrasonic device, and then adding ferric sulfate solution, vanadium and sodium silicate solution in ultrasonic device.

LI H, ZHENG J, ZHANG B, WANG X, ZHANG J, YUAN X

Preparation of graphene doped lithium iron phosphate by mixing lithium source, iron salt, phosphorus salt, graphene and/or doped metal element, ball milling, calcining, adding carbon source, grinding, vacuum drying, firing, and crushing.

CHENG D, MA M, XU Y, YIN Z, WANG M

Preparing graphene inorganic nano-composite material involves dispersing ethanol-water mixed solvent in graphene dispersion liquid, inorganic salt solution/alkali solution three material pumped into continuous reactor system with preheating.

ZHAO Y, LENG Y

Modified graphene lithium iron phosphate material used for battery comprises lithium iron phosphate, graphene, carbon nanotube, zinc borate, silane coupling agent KH-550, modified silver powder, and water.

JIANG S, CHEN X, LINPEN T