PVC SG5-5184 (Carbide based - SG 5) - China


:   Poly(1-chloroethylene)

Cas Number

:   9002-86-2

HS Code

:   390410




Basic Info

Appearance Name

:   White Powder

Common Names

:   Polychloroethylene


: 25 Kg Bag

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Technical Document

Brief Overview

The synthetic polymer known as polyvinyl chloride, or PVC, is created using vinyl chloride as the monomer. Because it is readily molded and sculpted into various shapes, this thermoplastic material has a wide range of applications. PVC is well renowned for its strength, durability, and chemical resistance and is used extensively in the plumbing, electrical, medical, and building sectors. PVC is widely used for water and sewage pipes, electrical wire insulation, and vinyl siding for dwellings. It is also used in medical products like as tubing and blood bags.

Manufacturing Process

PVC resin is a thermoplastic polymer that finds extensive application across several sectors due to its remarkable resistance to chemicals, reasonable cost, and extended durability. The following procedures are often employed in the manufacturing of PVC resin:

  1. Vinyl Chloride Monomer (VCM) Production: In the presence of oxygen and hydrogen chloride, ethylene is chlorinated to produce volatile chemical monomers (VCM). After that, the produced VCM gas is filtered and stored in preparation for usage in the following phase.

  2. Polymerization: The VCM gas must next be polymerized, either by suspension polymerization or emulsion polymerization.

  • During suspension polymerization, a dispersion agent and a catalyst help to suspend VCM droplets in water. The mixture is then heated while under pressure to begin the polymerization process. The PVC particles are then cleaned, dried, and size-sorted.

  • Emulsion polymerization is a technique that disperses VCM particles in water with the help of an emulsifier and a catalyst. The polymerization process is then initiated by quickly heating and stirring the liquid. The PVC particles are then cleaned, dried, and coagulated.

  1. Additives: To improve its qualities, PVC resin is typically combined with additional substances. These include stabilizers, which prevent degradation during manufacture and use; plasticizers, which boost flexibility; fillers, which reduce costs and enhance mechanical properties; and pigments, which provide color.

  2. Processing: The PVC resin is subsequently processed utilizing a number of methods, including extrusion, injection molding, and calendaring, to create the final product.


PVC resin is a thermoplastic material with a wide range of uses in many industries. It's quite adaptable. PVC resin is commonly used for the following purposes:

  1. Construction: PVC is used extensively in the construction industry because it is inexpensive, resistant to weather and chemicals, and long-lasting for windows, doors, pipelines, and siding.

  2. Electrical: PVC is commonly used for wire insulation, electrical conduit, and cable insulation in the electrical industry due to its electrical properties and fire resistance.

  3. Medical: PVC may be used to make intravenous (IV) bags, tubing, and blood bags since it is transparent, flexible, and biocompatible.

  4. Automotive: PVC is used in the automotive industry for a variety of purposes, such as dashboard components, electrical insulation, and door panels.

  5. Consumer goods: PVC is widely utilized in the manufacturing of a variety of consumer goods, including as toys, inflatable objects, and shower curtains, due to its affordability, flexibility, and water resistance.

  6. Packaging: PVC's transparency and formability make it ideal for packaging applications including blister packs and clamshells.

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