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Invention Publication
CN106340682A 镍氢电池电解液添加剂、含有添加剂的电解液及镍氢电池 无效 - 撤回

镍氢电池电解液添加剂、含有添加剂的电解液及镍氢电池
Abstract:
本发明公开了一种镍氢电池电解液添加剂、含有添加剂的电解液及镍氢电池，属于高温镍氢电池技术领域。本发明的技术方案要点为：镍氢电池电解液添加剂为NaBO2·4H2O，含有添加剂的电解液由以下重量百分含量的成分组成：NaOH 18%-30%、LiOH 1%-3%、NaBO2·4H2O 1%-5%，余量为水。本发明还公开了含有上述电解液的镍氢电池。本发明提高了镍氢电池镍正极的析氧电位，提高了镍氢电池镍正极的充电效率，提高了镍氢电池的循环使用寿命。
Abstract(English):

The invention discloses a nickel-metal hydride battery electrolyte additive, an electrolyte containing the additive and a nickel-metal hydride battery and belongs to the technical field of high-temperature nickel-metal hydride batteries. According to the key point of the technical scheme, the nickel-metal hydride battery electrolyte additive is NaBO2.4H2O, the electrolyte containing the additive is prepared from, by weight, NaOH 18%-30%, LiOH1%-3%, NaBO2.4H2O 1%-5% and the balance water. The invention further discloses the nickel-metal hydride battery containing the electrolyte. The oxygen evolution potential of the positive nickel pole of the nickel-metal hydride battery is improved, the charging efficiency of the positive nickel pole of the nickel-metal hydride battery is improved, and the cycle use life of the nickel-metal hydride battery is prolonged.

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