Gelled electrolyte
Product Description
Basic Info.
|
Parameter |
|
|
Common materials |
Polyvinylidene fluoride (PVDF), polymethyl methacrylate (PMMA), polyethylene glycol dimethacrylate (PEGDMA) |
|
Common lithium salts |
lithium hexafluorophosphate (LiPF ₆), lithium tetrafluoroborate (LiBF ₄), lithium difluorosulfonylimide (LiFSI) |
|
Influence |
The type of lithium salt affects the conductivity, thermal stability, and electrochemical stability of the electrolyte |
|
Solvent (used to form gel) |
ethylene carbonate (EC), dimethyl carbonate (DMC), methyl ethyl carbonate (EMC) |
|
Additives |
Common additives: Ethylene carbonate (VC), Ethylene sulfone (ES), Fluorinated epichlorohydrin (FEC) |
|
Viscosity |
1000 cP~10000 cP (25 ° C) |
|
Elastic modulus |
1 MPa~10 MPa |
|
Ionic conductivity |
0.1 mS/cm~5 mS/cm (25 ° C) |
|
Electrochemical stability window |
0 V~4.5 V (relative to Li/Li ⁺) |
|
Ionic migration number |
0.2~0.5 |
|
Thermal decomposition temperature |
150 ° C~300 ° C |
|
Glass transition temperature (Tg) |
-40 ° C~0 ° C |
|
Moisture content |
<20 ppm |
|
Acid value |
<50 ppm |
|
Temperature range for use |
-20 ° C~60 ° C“ |