リサイクリング  鉛のリサイクル

  • 平野 政雄
    三菱マテリアル (株) 製錬事業本部企画管理部
  • 桜井 文隆
    三菱マテリアル (株) 製錬事業本部企画管理部

書誌事項

タイトル別名
  • Recycling. Lead Recycling.
  • ナマリ ノ リサイクル

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Because of the steady increase in car population and the mounting of enviromental concern, lead consumption ratio for lead-acid batteries is tending to gradually increase. As a result of this fact, itis important to establish new reliable collection, treatment, and recycling system of used lead-acidbatteries that would not to be effected by the fluctuation of lead prices and the exchange rate. Andlead-acid batteries made of lead, dilute sulfuric acid and polypropylene have to be treated withoutcausing any enviromental problem.<BR>In Japan, in October 1994, the battery manufacturing industry started the a “lead recyling system”.<BR>As maintenance-free batteries using no Pb-Sb alloy as grid arewidely used, demand for secondary Pb-Sb alloy has decreased.<BR>To maintain the usage amount of secondary lead as lead-acid battery, primary smelters were asked toparticipate in this recycle system.Afterthe introduction of this system, recyclig ratio for lead-acid batteries has risen to about 90%contributing to stabilized recycling ratios.

収録刊行物

  • 資源と素材

    資源と素材 113 (12), 972-975, 1997

    一般社団法人 資源・素材学会

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