[請問] 為什麼塑料泡在水裡久了會崩解??:Realtime－線上遊戲排行榜2013/2014,進擊的巨人線上看,candy crush saga外掛,正妹寫真三圍

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批踢踢實業坊 ask 板

Sep 9th 2014, 19:21, by ych1022

作者ych1022 (玄米)

看板ask

標題[請問] 為什麼塑料泡在水裡久了會崩解??

時間Tue Sep 9 19:21:31 2014

發現這現象是在馬桶水箱的幾個零件止水活塞&管路的封套一碰觸就相摸到墨水一樣另外像O環的封套一捏就會碎裂在陽光的照射下, 塑料產品很容易變質碎裂但為什麼在水中亦然? -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 111.253.72.118 ※ 文章網址: http://www.ptt.cc/bbs/ask/M.1410261694.A.82E.html

→ Schottky: 跟水沒關係，放久了就會變質，照紫外線只是加速這過程 09/09 19:22

→ Schottky: 你多久沒換水箱零件了... 09/09 19:22

→ JFNfrog: 那是橡膠 09/09 19:26

→ JFNfrog: 一直泡在水裡也是會降低物性的 09/09 19:27

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