Vinyl thermoplastics
PVC, or polyvinyl chloride, is a thermoplastic widely used in various industries, such as construction, sanitation, and medicine, due to its chemical resistance, durability, and thermal and electrical insulation properties.
Composition and Manufacturing
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- PVC is a polymer composed of chlorine (derived from sea salt) and ethylene (derived from petroleum).
- The manufacturing process involves the polymerization of the vinyl chloride monomer, creating long molecular chains.
- PVC resin powder is mixed with additives to be processed into various forms.
Common Applications
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- Construction: pipes, fittings, door and window profiles, furniture profiles, electrical wires and cables, roofing, and coatings.
- Infrastructure: water and gas pipelines.
- Medical Industry: blood and serum bags, tubes, catheters, and gloves.
- Visual Communication: signage and billboards.
Properties
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- Resistance: has good chemical, mechanical, and impact resistance, and is self-extinguishing (does not propagate fire).
- Durability: long service life, especially in construction, and resists weathering.
- Versatility: can be processed into different forms and is easy to maintain, and is also recyclable.
- Insulation: provides good thermal and electrical insulation.
Adplast markets the following line of additives for PVC processing: