日本金属学会誌
Online ISSN : 1880-6880
Print ISSN : 0021-4876
ISSN-L : 0021-4876
論文
銅スクラップの回収に対する素材価格の影響分析
川原 健吾醍醐 市朗松野 泰也足立 芳寛
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ジャーナル フリー

2011 年 75 巻 6 号 p. 327-331

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  Recently, copper price reached the highest level ever. It is expected that the rise of copper price becomes a strong incentive for recovering copper scrap from end-of-life products. Therefore, in this paper, we aimed to analyze the relation between copper price and the amount of recovered copper scrap in Japan. A dynamic material flow analysis (MFA) of copper was conducted to estimate the amount of copper discarded in the end-of-life products during 1980-2008 in Japan. It was found that the recovery rates of copper scrap have risen with the increase in copper price, especially after 2003. A multiple linear regression model was adopted to explain the amount of recovered copper scrap during these three decades, in which copper price, the amount of copper discarded in the end-of-life products, etc. played important roles.

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© 2011 (公社)日本金属学会
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