Preface … 5

PART 1 SECONDARY BATTERIES

1. Introduction … 13

2. Fundamentals of batteries … 15
1) Battery components … 15
2) Battery characteristics … 16
3) Primary batteries … 21
4) Secondary batteries … 28

3. Lithium secondary batteries … 37
1) Moli Energy’s lithium batteries … 37
2) Problems and remedies … 39
3) Lithium polymer batteries … 40
4) Lithium ion batteries … 46

PART 2 LITHIUM ION BATTERIES

4. Development of lithium ion batteries … 51
1) Sony’s commercialization … 51
2) Characteristics of lithium ion batteries … 59

5. Performance improvements … 67
1) Increase in energy capacity … 67
2) Price competitiveness … 73
3) The battery types … 77
4) High power batteries … 89

6. Battery manufacturing process … 97
1) The plant structure … 97
2) Electrode manufacturing process … 99
3) Battery assembly process … 105
4) Formation and aging process … 107
7. Management of batteries … 111
1) Degradation mechanism … 111
2) Field incidents … 113
3) Field incidents of Galaxy Note 7 … 119

8. Lithium ion battery makers … 125
1) Japanese companies … 125
2) Other countries … 135
3) The road to success … 141
4) Technology flow … 147

PART 3 KOREAN BATTERY INDUSTRY

9. Battery makers … 157
1) The major companies … 157
2) Late starters … 167

10. Battery development … 171
1) LG’s development activities … 172
2) Samsung’s development activities … 180

11. Lithium ion battery business … 183
1) Beginning of the battery business … 183
2) xEV batteries … 188
3) xEV battery market … 198

12. Battery materials … 205
1) Electrode materials … 207
2) Assembly materials … 214

13. Future battery business … 223
1) Trend of xEV batteries … 223
2) Cost target of xEV batteries … 229
3) A new method … 233

Closing remarks … 239
Index … 242