Is water soluble film plastic?
Introduction of PVA We all know that the main component of water soluble film is PVA, so let’s first understand what PVA is? Polyvinyl alcohol is an organic compound, is an important chemical raw material, chemical formula for [C2H4O]n, appearance is white flake, flocculent or powdered solid, tasteless. From the perspective of production, according to […]
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