| abstract |
A hybrid negative plate for an acid-lead storage battery, including a plate filled with negative electrode active material on whose surface a coating layer of a carbon mixture including a carbon material has been formed to ensure conductivity, a activated carbon to ensure the capacitor capacity and / or the capacity of pseudo condenser, and at least one binder, where the activated carbon is modified activated carbon with a functional group, characterized in that the activated activated carbon with a functional group contains a volatile component in an amount of 3 to 30% by weight. |