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舊玻璃膠上能打新膠嗎
舊玻璃膠上能打新膠嗎
更新时间:2026-01-27 04:19:10

  1、舊玻璃膠不能打新膠,既不美觀也起不到固定作用,需要去掉原來的膠後再打。

  2、另外,玻璃膠是一種家庭常用的黏合劑,由矽酸鈉和醋酸以及有機性的矽酮組成。矽酸鈉易溶于水,有粘性,在南方稱為水玻璃,在北方稱為泡花堿。

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