2차전지의 속성과 경쟁 구도, 발전사에 관한 내용과 더불어 리튬이온 전지의 출현을 계기로 전지 사업에 진출한 국내 2차전지 업체가 어떤 과정을 거쳐서 현재의 위치까지 왔는지를 살펴봄으로써 2차전지 산업에 대한 전체적인 그림을 제시하였다.

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