Li-chips tsa polyester (polyethylene terephthalate) li entsoe ka polymerized ho tloha ho terephthalic acid e hloekisitsoeng (PTA) le ethylene glycol.Ponahalo ke raese granular, 'me ho na le mefuta e mengata ea mefuta-futa (tsohle leseli, halofo ea leseli, leseli le leholo, cationic, ho timela hona).Ka quotation ea 'maraka o...
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