鋰電池在手提電話、手提電腦及各種醫療設備等等的日常電器中經常會被用到。623Please respect copyright.PENANAzdyyTd1j0t
623Please respect copyright.PENANANnLecp9mzK
預計在2026年,鋰電池在國際市場的總價值更將會到達139億美金。623Please respect copyright.PENANANp148IDCZL
623Please respect copyright.PENANAJI17OqGoid
現時有大概三種方法被用作為鋰電池的回收手段,以攝氏高於500度的高溫提取電池金屬(需要大量能量及會產生有毒氣體)、以生物細菌方式分解及提取金屬(效率非常之低)以及用各種酸液化學物提取金屬(較為普遍採用,但仍會產生有毒氣體)。623Please respect copyright.PENANAyUgXKhjvLB
623Please respect copyright.PENANAOl2NWL7001623Please respect copyright.PENANAYLXm4ZY3xL
623Please respect copyright.PENANA3k9i62Ycgs
(圖1)最近有科學家發表文章(Ref1),把曬乾的燈皮粉末、廢棄鋰電池粉末及橙酸(Citric Acid)和氫氧化鈉(Sodium Hydroxide)混在一起的話,便能有效提取廢棄鋰電池粉末的金屬離子,可用作製造新電池之用。623Please respect copyright.PENANAwIIfbQreyl
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623Please respect copyright.PENANAULtJIbcKF1623Please respect copyright.PENANAy6t8PvqClM
623Please respect copyright.PENANAhwmDXoONxi
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(圖2)廢棄鋰電池接近90%情況下會棄置在堆填區裡,Cobalt (Co), Lithium (Li) 等金屬完全被浪費。623Please respect copyright.PENANAi6EnkTnyLG
而歐盟數據每人每年大概製造123kg廚餘,其中蔬果類佔60%左右,大部份的廚餘最終亦會落入堆填區的下場。623Please respect copyright.PENANATNanHe0n7I
623Please respect copyright.PENANAgLYdogj500
基於蔬果類廚餘有著各種有機物質能夠提取廢棄鋰電池的金屬,再加上橙皮研究發現的基礎,如何把兩種廢料有效妥善回收及運利用將會是一道重要的可持續性發展話題。623Please respect copyright.PENANAieRc7YtN3A623Please respect copyright.PENANAIi7CiTuNfG
623Please respect copyright.PENANAcSRb5UVIlN
623Please respect copyright.PENANABv9ZeX2IXE
如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。623Please respect copyright.PENANAuIwHx3moW8
623Please respect copyright.PENANAgNzul0a7XS
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc623Please respect copyright.PENANABWxMD9jdeP
623Please respect copyright.PENANA5AyuKIGUix
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。623Please respect copyright.PENANA2lJRQvn2yV
623Please respect copyright.PENANArmA5JthbIt
Link:623Please respect copyright.PENANAP8nJtJ7nf3
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio623Please respect copyright.PENANAyKncBZgtnC
623Please respect copyright.PENANAQJDnFfn2Im
623Please respect copyright.PENANAXCWdkRUYoh
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。623Please respect copyright.PENANAAxTEXqRfp6
623Please respect copyright.PENANAN4VJX6I4tk
623Please respect copyright.PENANAmYfJV6spLX
Ref1:https://pubs.acs.org/doi/10.1021/acs.est.0c02873623Please respect copyright.PENANAg9JuQDQEwX
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科普專欄–薯不揀單
Author:
薯仔聞茱莉

ISSUE #36
深入淺出–鋰電池及橙皮
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