hot sale PVC geomembrane plasticizer technology Japan

  • hot sale PVC geomembrane plasticizer technology Japan
  • hot sale PVC geomembrane plasticizer technology Japan
  • hot sale PVC geomembrane plasticizer technology Japan
  • What is PVC geomembrane?
  • PVC geomembrane is polyvinyl chloride waterproof board. It is a kind of superior quality, high polymer waterproof sheet. By adding plasticizer, anti ultraviolet agent, anti aging agent, stabilizer and other processing aids into PVC resin, through extrusion method to produce molding high polymer waterproof coiled material.
  • What are PVC-P waterproofing geomembranes?
  • Formualtion PVC-P waterproofing geomembranes are composed of 30–40% PVC resin and other additives ( Koerner, 2012), mainly plasticizers. Plasticizers are a group of more than 1000 different polymers used to change the behaviour of PVC from a rigid material to a semi-rigid or flexible one.
  • How much plasticizer is in a geomembrane?
  • Typically, the plasticizer content in geomembranes ranges from 25 to 35% in weight. Fillers (e.g. CaCO 3) added to the PVC resin may also account for 20–30% of the weight of the geomembrane. Fillers are used to reduce the price, but also to enhance the abrasion resistance and flame-retarding properties.
  • What is transparent PVC geomembrane?
  • PVCG-1: Transparent PVC geomembrane. PVC geomembrane is polyvinyl chloride waterproof board. It is a kind of superior quality, high polymer waterproof sheet.
  • How does a PVC-P geomembrane aging device work?
  • The device accelerates the ageing of the geomembrane in conditions similar to those in underground applications. Two commercial PVC-P geomembranes are tested, and mechanical tests are performed on the aged geomembranes to evaluate the effect of ageing on the properties of the material.
  • What is the minimum plasticizer molecular weight for PVC geomembranes?
  • In 2004 the Fabricated Geomembrane Institute (FGI) set the minimum plasticizer molecular weight at 400 grams/mole to ensure suitable long-term performance of PVC geomembranes in containment applications. This is the FGI Material Specification dated Jan. 1, 2017, and termed FGI 1117.

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