The Basic Principles Of pvc
The Basic Principles Of pvc
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UV-ljus och temperatur anses vara de faktorer som svarar fileör den huvudsakliga nedbrytningen vid utomhusåldring av plast. I likhet med andra plaster bryts PVC ned av solljus. Den fotokemiska nedbrytningen accelereras vid höjd temperatur.
ここでは塩ビの加工方法として代表的なものである、押出成形・カレンダー成形・射出成形・熱成形・ディッピング加工・コーティング加工を解説します。
Nonetheless, PVC is recyclable under sure problems. It can be mechanically recycled by grinding it into small items, which can be then melted and remolded. Occasionally, PVC can even be chemically recycled, breaking it down into its constituent monomers for reuse.
مشکلات بهداشتی پلاستیک و ترکیب پلیهالوژنه (پیاچسی)
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Though you will find certain apps, we wouldn't advise an expanded PVC sheet, it is شيش حصير still substantially more powerful and more long lasting than other equivalent plastic goods. For illustration, it is going to offer a few years of use when put in as an upholstery foundation or even a seat again panel.
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Automotive: PVC is usually present in the automotive market for components like dashboards, seat coverings, and insulation for wiring.
ディッピング加工は、ペンチなどの取っ手を保護するカバーのように、皮膜を形成する際に活用されている加工方法です。
コーティング加工は、繊維材料などに樹脂溶液を塗布して熱乾燥処理する加工方法です。
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