BTS: Battery Total System


Based technology


R&D history Technology before the development of AFLMBs

Technology before the development of AFLMBs
* Core Technology
 - Anode material
 - Cathode material
 - Electrolyte


 - NMC(NCM)532
 - Electrolyte: W type and B type used
 - 3.7V, 2600mAh

Electrolyte ignition test
*Core Technology
  Comparison test of general electrolyte and non-flammable electrolyte

Electrolyte ignition test
*Core Technology
Nonflammable electrolyte ceramic mixed type nonflammable test

All Solid Battery / Silicon Battery


All Solid Battery

NCM811, NCA, LCO, LFP

Silicon Battery

NCM811, NCA, LCO, LFP

All Solid Battery


All solid battery structure

•cathode: NCM, NCA, LCO, LFP, LMO
•anode: 
   Si, SiC, SiO2, LTO, MCMB, Graphite, Carbons, etc.

Battery safety

• Safety of All solid state battery secured through precedent research on electrolyte
  -No internal ignition even if the internal part of the battery is exposed
    when cut or penetrated

Solid State Li ion Battery Fine Ceramic Type Cutting test

Solid State Li ion Battery Fine Ceramic Type Cutting test

Nail penetration test

Current measurement after nail penetration test

Power after nail penetration test

Short test

Cathode active material

Additional synthesis of Cathode active material

Anode active material

Additional synthesis of Anode active material

Electrolyte

Electrolyte development

Additive

Additive development

Solid electrolyte

Additive development

Polymer

Polymer development

Silicon Battery


Silicon content


- Min: 10%
- Max: 82.5%

Coating

Cathode aluminum foil coating

-Synthetic Cathode  slurry coating

Anode copper foil coating

-Synthetic anode slurry coating