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。682Please respect copyright.PENANAlSYd3vDK7w
682Please respect copyright.PENANA3zCxMeBGYz
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。682Please respect copyright.PENANATF0Toto8pK
682Please respect copyright.PENANAgrF304HGU8
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)。682Please respect copyright.PENANAZbpjzoVTG4
682Please respect copyright.PENANAIW2IFSq4Ex682Please respect copyright.PENANA6cQngRaW27
682Please respect copyright.PENANAKPl739E7uq
(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。682Please respect copyright.PENANAlVP9nU8nve
682Please respect copyright.PENANAnpzPf6xJ2f
682Please respect copyright.PENANAsDWABvFtAt682Please respect copyright.PENANAMZrvuFK4di
682Please respect copyright.PENANAgUaMIq6I9u
682Please respect copyright.PENANA7iyrUULVpZ
(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。682Please respect copyright.PENANAVbf9NbhfvP
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。682Please respect copyright.PENANAWwDpcwMNDr
682Please respect copyright.PENANAcLuDFOQbzB
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。682Please respect copyright.PENANAICmEakmJkC682Please respect copyright.PENANACyg7Z5nRcm
682Please respect copyright.PENANAzdTYAtot4i
682Please respect copyright.PENANAmiTHMFrt2Z
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。682Please respect copyright.PENANAZvwBgU7VCr
682Please respect copyright.PENANAQNWKuprk5L
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/toc682Please respect copyright.PENANAmSNz1fZHMq
682Please respect copyright.PENANARPCOQKqn2h
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。682Please respect copyright.PENANA416DgKSeAY
682Please respect copyright.PENANAcBFcSUcbxl
Link:682Please respect copyright.PENANAlRf5GssRnO
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio682Please respect copyright.PENANAPv80Za8mib
682Please respect copyright.PENANAVFYgb9xFfw
682Please respect copyright.PENANAsBA7NltCTk
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。682Please respect copyright.PENANAiMnen8XwLt
682Please respect copyright.PENANAVI2uvYERLJ
682Please respect copyright.PENANAzCwpNGnbte
Ref1:https://pubs.acs.org/doi/10.1021/acs.est.0c02873682Please respect copyright.PENANA8NwZ0ynujK