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IsobutenIsoprenKautschuk – Wikipedia. IsobutenIsoprenKautschuk, kurz auch Butylkautschuk (Kurzzeichen IIR, gelegentlich auch PIBI), ist ein Polymer aus der Gruppe der Synthesekautschuke.Er ist ein Copolymerisat von 95 bis 99 Mol% Isobuten und 1–5 Mol% Isopren.Die Vulkanisate des Kautschuks haben eine sehr geringe Gasdurchlässigkeit und sind …
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рол бату бутлуур pemasok dan produsen di cina Penyedia дробилка Di Индонезия. Perusahaan дробилка batubara Kami adalah perusahaan penyedia/pembuat alat-alat/mesin-mesin Harga mesin stone дробилка di Indonesia baik Jakarta рок карьер недалеко от Jual alat bantu Jawa timur wilayah surabaya sekitar Jual alat bantu Surabaya wilayah ...
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