今回の記事では塩ビについての特徴・加工方法・用途などについて解説します。
کلندرها: جهت تهیهٔ ورقههای طویل از کائوچو و ترموپلاستیکها رزین نرم شده را بین دو یا چند سیلندر عبور میدهند.
Health care: The healthcare business uses PVC in many different health care units like blood luggage, tubing, and IV luggage. Its power to be sterilized causes it to be appropriate for these applications.
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The resulting merchandise is refined for making pure white PVC. It might be recycled approximately seven situations. Its lifespan is about 140 years.
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PVC is generally developed as being a rigid or unplasticized polymer (RPVC) or as a versatile plastic (uPVC). Versatile, plasticized or regular PVC is softer plus much more amenable to bending than uPVC as a result of addition of plasticizers like phthalates like diisononyl phthalate or DINP.
در ژانویهٔ ۲۰۰۶ اتحادیهٔ اروپا یک تحریم برای ۶ نوع فتالیت نرمکننده در اسباببازیها قرار داد. در سال ۲۰۰۳ کمیسیون امنیتی محصولات مصرفی آمریکا عریضه برای تحریم مشابه در ایالات متحده را انکار کرد.
Whenever you are trying to find an appropriate upholstery substrate or upholstery base, just like a boat sat foundation, By way of example, this is ideal when Employed in an inside software or exterior software.
Suspension Polymerization: That is the most typical approach used in PVC production. It requires the initiation in the reaction by free radicals, leading شباك pvc to the polymerization of your vinyl chloride monomers suspended in h2o.
・耐衝撃性：他の五大汎用樹脂と比べて耐衝撃性に乏しい。特に低温環境だと衝撃値が低下する。
塩ビは安価かつ大量に生産されているエチレンと塩素を原料としており、石油を原料とする他のプラスチック製品と比べて省資源で製造できます。
حتی با وجود اینکه پیویسی اسباببازیهای نرم برای نوزادان برای سالها ساخته شدهاست، این نگرانی وجود دارد که این افزودنیها از اسباببازیهای نرم به دهان کودکانی که آن را به دهان میبرند نشت کند.
Electronics: Owing to its excellent insulation properties, PVC is commonly used in insulation for electrical wires and cables.