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聚氨酯地坪泛黃怎么辦?

發布者:admin 發布時間(jian): 瀏覽次數:203次

聚(ju)氨(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)地(di)(di)(di)(di)(di)坪(ping)(ping)材(cai)(cai)料(liao)(liao)(liao)在(zai)(zai)(zai)使用中為(wei)(wei)什么會(hui)(hui)出現泛(fan)(fan)(fan)黃(huang)(huang)問題(ti)呢?是(shi)材(cai)(cai)料(liao)(liao)(liao)本身(shen)質(zhi)量(liang)不過關(guan)呢?還是(shi)其(qi)它(ta)因素(su)呢?這(zhe)是(shi)很(hen)多鋪設(she)地(di)(di)(di)(di)(di)坪(ping)(ping)的業主非常關(guan)心(xin)問題(ti)之(zhi)一(yi)(yi)。金(jin)硅地(di)(di)(di)(di)(di)為(wei)(wei)你分(fen)享聚(ju)氨(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)地(di)(di)(di)(di)(di)坪(ping)(ping)材(cai)(cai)料(liao)(liao)(liao)泛(fan)(fan)(fan)黃(huang)(huang)的原因以(yi)及預(yu)(yu)防(fang)(fang)措施。 聚(ju)氨(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)地(di)(di)(di)(di)(di)坪(ping)(ping)材(cai)(cai)料(liao)(liao)(liao)泛(fan)(fan)(fan)黃(huang)(huang)的原因 材(cai)(cai)料(liao)(liao)(liao)之(zhi)所以(yi)會(hui)(hui)泛(fan)(fan)(fan)黃(huang)(huang),主要(yao)是(shi)因為(wei)(wei)材(cai)(cai)料(liao)(liao)(liao)本身(shen)的內部構(gou)造(zao)決定的,聚(ju)氨(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)地(di)(di)(di)(di)(di)坪(ping)(ping)材(cai)(cai)料(liao)(liao)(liao)本身(shen)含有胺(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)鍵(jian)(jian)(jian),而(er)胺(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)鍵(jian)(jian)(jian)可以(yi)通過酸(suan)與堿的作(zuo)用下產(chan)生(sheng)了(le)水解。而(er)在(zai)(zai)(zai)水解的過程中,芳(fang)香(xiang)(xiang)胺(an)氧化后生(sheng)成(cheng)的醒發色團,而(er)這(zhe)些在(zai)(zai)(zai)某些元素(su)的作(zuo)用下,就(jiu)容(rong)易產(chan)生(sheng)反應(ying),而(er)隨著反應(ying)的加(jia)劇,就(jiu)容(rong)易出現嚴(yan)重泛(fan)(fan)(fan)黃(huang)(huang)現象。 如何(he)預(yu)(yu)防(fang)(fang)聚(ju)氨(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)地(di)(di)(di)(di)(di)坪(ping)(ping)材(cai)(cai)料(liao)(liao)(liao)泛(fan)(fan)(fan)黃(huang)(huang) 由上(shang)述說(shuo)明中,可以(yi)看(kan)出聚(ju)氨(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)地(di)(di)(di)(di)(di)坪(ping)(ping)材(cai)(cai)料(liao)(liao)(liao)泛(fan)(fan)(fan)黃(huang)(huang)主要(yao)是(shi)由于其(qi)內部芳(fang)香(xiang)(xiang)族(zu)(zu)胺(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)鍵(jian)(jian)(jian)在(zai)(zai)(zai)搞怪,因而(er)要(yao)預(yu)(yu)防(fang)(fang)這(zhe)個問題(ti),則(ze)需要(yao)在(zai)(zai)(zai)這(zhe)一(yi)(yi)點中下功夫(fu)了(le)。地(di)(di)(di)(di)(di)坪(ping)(ping)涂料(liao)(liao)(liao)加(jia)盟地(di)(di)(di)(di)(di)坪(ping)(ping)涂裝商城認(ren)為(wei)(wei):脂(zhi)肪(fang)族(zu)(zu)胺(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)鍵(jian)(jian)(jian)比芳(fang)香(xiang)(xiang)族(zu)(zu)胺(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)鍵(jian)(jian)(jian)要(yao)穩定,而(er)在(zai)(zai)(zai)反應(ying)中,該物質(zhi)芳(fang)香(xiang)(xiang)族(zu)(zu)胺(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)鍵(jian)(jian)(jian)存在(zai)(zai)(zai)一(yi)(yi)定的關(guan)聯(lian),為(wei)(wei)了(le)減弱(ruo)和(he)防(fang)(fang)止聚(ju)氨(an)酯(zhi)(zhi)(zhi)(zhi)(zhi)地(di)(di)(di)(di)(di)坪(ping)(ping)材(cai)(cai)料(liao)(liao)(liao)泛(fan)(fan)(fan)黃(huang)(huang),可以(yi)適量(liang)加(jia)入一(yi)(yi)些紫外線吸收劑和(he)抗氧化劑,或(huo)者是(shi)使用其(qi)他減速物質(zhi),來破壞其(qi)內部構(gou)造(zao),讓材(cai)(cai)料(liao)(liao)(liao)反應(ying)減慢(man)。

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