認識合成樹脂瓦:探究其主要成分和生產原料發布時間:2022-05-06合成(cheng)樹(shu)(shu)脂(zhi)(zhi)瓦通(tong)(tong)常(chang)由(you)兩層構成(cheng):上(shang)層為抗(kang)紫(zi)外(wai)線(xian)和抗(kang)老(lao)化(hua)層,下層為抗(kang)沖擊和耐腐蝕(shi)層。上(shang)層一般由(you)ASA樹(shu)(shu)脂(zhi)(zhi)(丙烯酸酯-丙烯腈-苯乙(yi)烯共(gong)聚物)制成(cheng),具(ju)有(you)優(you)異的耐候性(xing)(xing)和抗(kang)紫(zi)外(wai)線(xian)性(xing)(xing)能(neng),可以(yi)有(you)效延長合成(cheng)樹(shu)(shu)脂(zhi)(zhi)瓦的使用壽命(ming)。下層則由(you)PVC(聚氯乙(yi)烯)和其(qi)他補助(zhu)材料(liao)組成(cheng),可以(yi)提供合成(cheng)樹(shu)(shu)脂(zhi)(zhi)瓦的抗(kang)沖擊性(xing)(xing)、耐腐蝕(shi)性(xing)(xing)和其(qi)他物理性(xing)(xing)能(neng)。通(tong)(tong)常(chang),這(zhe)兩層是通(tong)(tong)過共(gong)擠(ji)合成(cheng)的方式制成(cheng),以(yi)確保它們的緊密結合和性(xing)(xing)能(neng)協調。
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