1W0 IWJ 1996 1999
Figure 2. Market Evolution of Portable Rechargeable Batteries in Europe (Pb-acid at the bar bottom, Li-polymer on top of the 1999 bar)
2.2. Evolution of the Applications of Portable Rechargeable Batteries
Portable Ni-Cd batteries have experienced major changes in the last ten years. At the beginning of the nineties, these batteries, incorporated in EEE for household, leisure, audio- and video-communication equipment, were sharing the majority of the market. This is presented in Figure 4, which indicates the evolution of the relative percentage of sales for the last ten years. Emergency lighting applications were second and have maintained a constant position on the market. During the second half of the nineties, the EEE applications have required new technical features from rechargeable batteries
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