Korea Institute of Industrial Technology

Sun Woo Yang

Ho Sung Kim

Min Young Kim

Chae Hwan Jeong

Byeong Su Kang

Tae Won Kim

Duck Rye Chang

Kyeong Wan Kim

Hee Sook Noh

Disclosed is a method of manufacturing a bipolar plate for a redox flow battery. The method includes (a) mixing epoxy, a curing agent, and a conductive filler to manufacture a mixture, and (b) manufacturing the bipolar plate including a conductive filler composite manufactured by compression-molding the mixture.

Preparation method for bipolar plate for redox flow battery

Disclosed is a method of preparing a cathode electrode material for a secondary battery, including a hydrate precursor preparation step of preparing a manganese phosphate hydrate precursor using a coprecipitation process, a synthetic powder preparation step of preparing a synthetic powder by mixing the manganese phosphate hydrate precursor in a powder form with lithium phosphate and carbon, an oxide material powder preparation step of preparing a lithium manganese phosphate oxide material powder by milling and annealing the synthetic powder, a composite powder preparation step of preparing a composite powder by mixing the lithium manganese phosphate oxide material powder with a LiMnO-based cathode material, and a slurry preparation step of preparing a slurry by mixing the composite powder with a conductor and a binder.

Preparation method for positive electrode material for secondary battery

This disclosure synthesizes an anodic composite material Li(LiNiCoMnO) of LiMnOseries whose theoretical capacity is a level of about 460 mAh/g, and to produce an electrode of a high capacity using the synthesized anodic composite material. Also provided is a method for charging and discharging the electrode. Here, the method for producing an anodic composite material for a lithium secondary battery includes the steps of: mixing a nickel nitrate solution, a manganese nitrate solution, and a cobalt nitrate solution to produce a starting material solution; and mixing the starting material solution with a complexing agent so as to produce an anodic composite material Li(LiNiCoMnO) of LiMnOseries by means of coprecipitation.

Method for producing anodic composite material for lithium secondary battery, method for producing electrode using same, and method for charging and discharging electrode

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Gwangju, South Korea

Sun Woo Yang