Page 2 - Guide to Lithium-ion Battery Solutions

Table of Contents

(Test / Evaluation Item) Click here for Table of Contents (Unit)

Test / Test / Test / Test /
Evaluation Evaluation Items Instrument Application Example Evaluation Evaluation Items Instrument Application Example
Items (Detail) Items (Detail)

Compression test of positive electrode active materials P6 Non-destructive observation of the current collector
Micro Compression Tester
Compression Test and of the lower part of the battery P22
MCT Internal Structure
Compression test of solid electrolyte raw materials P7
Observation
Internal observation of cells that have been charged
Internal Non-Destructive Microfocus X-Ray CT System and discharged 100 to 1500 times P23
Structure Inspection SMX
Material Tensile test of the separator P8 Evaluation Non-destructive observation of the internal structure
Testing In-situ Observation of an exploded Lithium-ion Battery P24
Tensile Test Tensile strength measurement of the separator P9 (charge / discharge,
AUTOGRAPH Precision stress) Non-destructive observation of an internal structure before
Puncture Test Universal Tester Puncture strength measurement of the separator P10 and after a charge / discharge test P25
AG
DIC Analysis
Evaluating the strain characteristics of separators after
puncture damage P11
Observation and Observation and elemental analysis of minute parts of
Elemental Mapping the positive electrode cross section P26
Analysis and Chemical Electron Probe Microanalyzer
Evaluation of decomposition characteristics and thermal Bonding State Analysis EPMA Evaluate the chemical bonding state of the active
Differential Scanning stability of each component P12 of Minute Parts material of the positive electrode P27
Evaluation of
Meltability Calorimeter
DSC Determination of the melting temperature and
calorimetry of separators P13 Microanalysis
Observation of Surface Observation of the surface shape and measurement of
Thermal Shape and Evaluation the potential distribution of minute parts of the positive
Analysis of Physical Properties Scanning Probe Microscope/ electrode P28
Moisture Thermogravimetric Analyzer Measurement of moisture content in the electrode active of Minute Parts Atomic Force Microscope
Measurement TGA material P14 SPM/AFM Surface shape observation and force curve measurement
In-situ Observation (in
Liquid / Heating) of the binder in electrolyte solution P30

Heat Shrinkage Thermomechanical Analyzer Measurement of the shrinkage of the separator P15
Measurement TMA Particle Size Laser Diffraction Particle Size
Measurement Analyzer SALD Particle size measurement of electrode materials P32

Particle
Comparison of spectra under argon and atmospheric Characterization
atmospheres P16 Particle Size Dynamic Particle Image Particle size measurement and image analysis of active
Fourier Transform Infrared Measurement and
Spectrophotometer FTIR Image Analysis Analysis System DIA materials P33
Component analysis of electrolytes and solvents used in
electrolyte solution P17
Component Analysis

Internal Gas
Component Analysis
Organic / Deterioration evaluation of electrolyte solution P18
Inorganic Estimated Amount Ion Chromatograph IC
Component of Internal Gas
Analysis
Generated
Deterioration Analysis of the solvents used in electrolyte solution and
Evaluation
component analysis of additives P19
Gas Chromatograph/
Single Quadrupole GC-MS Simultaneous analysis of internal gas P20
GC/GCMS
Confirmation of changes in gas composition due to
deterioration P21

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