為什麼使用潤髮乳能讓頭髮柔順不糾結? - 生活
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By Madame
at 2013-08-26T00:00
at 2013-08-26T00:00
Table of Contents
每次洗頭後,頭髮都會打結;可是為什麼使用潤髮乳後頭髮就變得又滑又順呢?到底是怎麼做到的呢?
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By Carolina Franco
at 2013-08-29T03:49
at 2013-08-29T03:49
因為潤髮乳裡有陽離子表面活性劑這項成分~ 我記得上課時有稍微注意聽到化學老師說((化學課很無聊的
這是老師補充的生活常識,不確定筆記有沒有抄得不完整陽離子表面活性劑會靠正電的靜電引力然後吸附在纖維,像頭髮的毛鱗片 在纖維表面也就是我上面說的像是毛鱗片,吸附以分子中的極性基朝向纖維((就是陽離子疏水基會朝向空氣整齊排列後摩擦然後疏水基會互相滑動,越長越容易所以陽離子在纖維上吸附,可以能降低纖維的表面張力,還有減少纖維的摩擦係數因此使用之後頭髮摸起來就會滑滑的
應該是這樣~如果筆記沒錯的話......
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By Quintina
at 2013-08-28T07:51
at 2013-08-28T07:51
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By Una
at 2013-08-28T17:18
at 2013-08-28T17:18
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By Sierra Rose
at 2013-08-28T06:11
at 2013-08-28T06:11
你可以問問他
應該能幫你解決你的問題喔
https://www.facebook.com/profile.php?id=1000002567...
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