The PVC product is then commonly moulded into desired shapes using extrusion, injection moulding and calendering. Additives are used to modify the properties of polyvinyl chloride to make it more useful. PVC has excellent electrical insulation properties, making it ideal for cabling applications. Flame Retardancy: Because of its high chlorine content, PVC products are self- extinguishing. Available: https://www.plasticseurope.org/application/files/6315/4510/9658/Plastics_the_facts_2018_AF_web.pdf, [2] SpecialChem, “Comprehensive Guide on Polyvinyl Chloride (PVC),” 2017.   »  Processing Techniques for Rigid and Flexible PVC This solid form can then be modified with the addition of fillers and plasticisers depending on the task at hand. PVC has extensive European food contact and medical approvals PVC is easy to process, long lasting, tough and light Polyvinyl chloride (PVC) is one of the worldwide plastic used due to the inherent properties such as durability, corrosive resistance, low cost, and high performance made PVC a versatile polymer with several applications for instance, pipes, profiles, flooring, cable insulation, roofing, packaging, bottling, and the medical applications. Little or no maintenance is requires. Extrusion temperatures are 10-20°C below injection molding temperatures in order to avoid premature thermal degradation. Polyvinyl Chloride (PVC) is one of the most commonly used thermoplastic polymers in the world (next to only a few more widely used plastics like PET and PP). Its oxidation index is ≥45. Rigid PVC, Ethyleneglycol (Ethane diol) @ 100%, 100°C, Ethyleneglycol (Ethane diol) @ 100%, 50°C. We connect engineers, product designers and procurement teams with the best materials and suppliers for their job. What it is made up of? Polyvinyl chloride (PVC) has become a universal polymer with many applications (e.g., for pipes, floor coverings, cable insulation, roofing sheets, packaging foils, bottles, and medical products) because of its low cost and physical, chemical, and weathering properties. It can also be easily reprocessed using heat. The initial PVC powder costs more than the particles used in the former process; however, the equipment needed is contrastingly inexpensive. A polyurethane blend also offers similar results with increased abrasion and chemical resistance. Window Frames, Pipes, House Siding, Ports, Roofing, Waterproof Membranes, Cable Insulations, Roof Lining, Greenhouses, Curtain Rails, Drawer Sides, Laminates, Audio and Videotape Cases, Records, Flooring, Wall Coverings, Shower Curtains, Leather Cloth, Hosepipes, Bottles, Blister Packs, Transparent Packs and Punnets, Under Seal, Roof Linings, Leather Cloth Upholstery, Wiring Insulation, Window Seals, Decorative Trim, Oxygen Tents, Bags And Tubing For Blood Transfusions, Drips and Dialysis Liquids, Waterproofs for Fishermen and Emergency Services, Life-Jackets, Shoes, Wellington Boots, Aprons and Baby Pants, Insulation pipes, Jacketing, Electricity Distribution Boxes, Switches, Transparent Distributor Box Housings, Plug Housings & Battery Terminals, Cable & Wire insulation, plugs, cable jackets, sockets, Sable Heads and Distributors, Floppy-Disk Covers, Credit Cards, Traffic Signs, Conveyor Belts, Inflatables, Sports Goods, Toys, Garden Hoses, FDA compliant & also suitable for transparent applications, Better chemical resistance than plasticized PVC, Good electrical insulation & vapor barrier properties, Good dimensional stability at room temperature, Limited solvent stress cracking resistance, Becomes brittle at 5°C (when not modified with impact modifiers and/or processing aids), Low cost, flexible & high impact strength, Good resistance to UV, acids, alkalis, oils and many corrosive inorganic chemicals, Non-flammable & versatile performance profile, Properties can change with time, due to plasticizer migration, Attacked by ketones; some grades swollen or attacked by chlorinated and aromatic hydrocarbons, esters, some aromatic ethers and amines, and nitro- compounds, Non-suitable for food contact with some plasticizers. There are, therefore, many different PVC products available with varying additive compositions and properties. Resulting products can be PVC films, sheets, boards and tubes. VCM molecules are polymerized to form PVC resin, to which appropriate additives are incorporated to make a customized PVC compound. Glass transition temperature: 85 o C. .   »  How PVC is manufactured? He exposed vinyl chloride gas sealed in a tube to sunlight and produced a white solid called PVC. A frequent method of processing PVC involves the suspension of solid particles of the polymer in an appropriate plasticizer. We also use them to provide you more relevant information and improve our platform and search tools. The properties of the material can be varied by the addition of fillers, plasticizers, stabilizers and colourants. Factors to be considered while selecting, Fillers are added in PVC compounds for a variety of reasons. PVC can also be blended with nitrile rubber (NBR), to increase flexibility and elastic recovery properties. So, what is PVC? It's currently ranked as the third most widely used plastic in the world (behind polyethylene and polypropylene). Processing equipment is typically very expensive. In short, PVC enables us to live better, richer and, p… Other products made using PVC include flooring, wall covering, and ceiling systems. Flexible PVC is used in oxygen tents, gloves, bags and tubing for blood transfusions, drips and dialysis liquids due to its chemical resistance and durability. A major thermoplastic material with a very wide variety of applications, the essential materials for polyvinyl chloride are derived from oil and salt. PVC, in full polyvinyl chloride, a synthetic resin made from the polymerization of vinyl chloride. Not only are these rigid PVC sheets and tubes used commonly for pipes, window frames and roofing produced in the construction industry, but also for much of the safety equipment worn by the construction workers themselves.   »  Popular Applications of Vinyl Resin EHC 215: Vinyl Chloride _____ 14 2.2 Physical and chemical properties Some physical properties of VC are given in Table 1. Figure 2.Compari… Pure PVC is white in color. This number, however, continues to increase as it looks to replace traditional materials such as wood, metal, concrete and ceramics in a variety of applications. POLYVINYL CHLORIDE (PVC) PROPERTIES PVC is the most widely used member of the vinyl family. It can be easily extruded, calendered and die-cut, and is printable with conventional screen and offset printing methods. It is fabricated efficiently into a wide range of both rigid and flexible products. Hydrophobic PVC polymers cause fouling of the membrane pores due to the adherence of organic molecules to the surface of the membrane. General information on PVC is provided here in Chapter 1, followed by introductions on four aspects of PVC; production, characteristics, safety and applications. Another great posting from Arlington Machinery can be found here: https://www.arlingtonmachinery.com/blog/p.170518001/pvc-recycling-comes-into-its-own/, Your email address and name will not be published, submitting a comment or rating implies your acceptance to. When subjected to heat, vinyl compounds initiate a self-accelerating dehydrochlorination reaction and these stabilizers neutralize the HCl produced enhancing the life of polymer. Polyvinyl chloride is most widely known for the rigid PVC pipe used in plumbing and water infrastructure systems. In addition, it is easily altered by the addition of plasticizers, impact modifiers and other ingredients. This polymerisation reaction proceeds by a free-radical mechanism. Polyvinyl Chloride structure [2]. Polyvinyl Chloride (PVC) is one of the most commonly used thermoplastic polymers in the world (next to only a few more widely used plastics like PET and PP). The plumbing in your house is probably PVC pipe, unless it's an older house. Figure 1. In the electrical industry, PVC is very useful in insulation pipes, jacketing, switches, plug housings and battery terminals due to its high electrical insulation and dielectric strength. It is the world’s third largest thermoplastic material by volume after, » View all PVC commercial grades and suppliers in Omnexus Plastics Database, » Compare properties of flexible PVC Vs. rigid PVC in detail, Suspension Polymerization accounts for 80% of PVC production worldwide, Take the course - PVC Stabilizers: Decoding the Black Box to Meet Processing & Quality Needs, certain phthalates are now confirmed safe, Manufacturing Long-lasting & Efficient Fuel Cells, Maximize the Resistance of Your Polyurethanes Over Time, 1 Comments on "Comprehensive Guide on Polyvinyl Chloride (PVC)", This is a great article. Compatible plasticisers can be added as softening agents to enhance some mechanical properties, while fillers can increase the stiffness, impact performance and add colour, opacity and conductivity. PVC offers excellent chemical and flame resistance, strength-to-weight ratio and dielectric properties along with good tensile, flexural and mechanical strength, low moisture absorption and exceptional dimensional stability. What is Polyvinyl Chloride (PVC), and What is it Used For? To create pipes and other hollow tubes such as air ducts, we use twin sheet forming. The tensile properties of the extrusion coated core yarn are essentially … Polyvinyl chloride (PVC) is a popular thermoplastic that's odorless, solid, brittle, and generally white in color. Heat stabilisers increase the thermal stability, and lubricants reduce the melt viscosity preventing overheating. This lowers the crystallinity of the polymer, increasing its flexibility and ability to be moulded into useful shapes such as containers and packaging. A major problem in the recycling of polyvinyl chloride is the high chlorine content in raw PVC and high levels of hazardous additives added to the polymer to achieve the desired material quality. This solid form can then be modified with the addition of fillers and plasticisers depending on the task at hand. Polyvinyl Chloride (PVC or Vinyl) is an economical and versatile thermoplastic polymer widely used in building and construction industry to produce door and window profiles, pipes (drinking and wastewater), wire and cable insulation, medical devices, etc. PVC is used in these applications because of its low cost and desirable physical and mechanical properties. Polyvinyl chloride is produced in an addition polymerisation reaction using the chloroethene (vinyl chloride) monomer. It is a naturally white and very brittle (prior to the additions of plasticizers) plastic. Compare Products: Select up to 4 products. Polyvinyl chloride (PVC), with the molecular formula shown in Figure 1, is a relatively cheap polymer with suitable chemical characteristics for use as a membrane material. Definition: Polymerization of vinyl chloride (monomer) results in the production of polyvinylchloride or PVC, which is its abbreviated name. Search results for polyvinyl chloride at Sigma-Aldrich. Polyvinyl chloride is a white, rigid, quite brittle, solid. Today, a, Flexible PVC has lower chemical resistance than rigid PVC, Rigid PVC has low continuous service temperature of 50°C, Material Injection Pressure: Up to 150 MPa, Recommended Screw with an L/D ratio of 15 to 18. PVC is the most sought after polymer material in the building and construction industry and currently accounts for 10.2% of the overall European plastic demand, trailing polyethylene (PE) and polypropylene (PP) [1]. On the other hand, without the addition of these plasticisers, PVC remains a rigid, stiff material with high resistance to impact, weather, chemicals and corrosive environments. Amorphous density at 25 o C: 1.385 g/cm 3.. Crystalline density at 25 o C: 1.52 g/cm 3.. Molecular weight of repeat unit: 62.50 g/mol. in several applications. Get detailed technical information on Polyvinyl Chloride and its features. PVC was first made 'unintentionally' in 1872 by German chemist Eugen Baumann. In summary, PVC has the following properties: Good physical properties ; Low heat resistance ; Good chemical resistance ; Excellent transparency ; Good flame resistance; Typical End Uses. PVC is Biocompatible. Matmatch uses cookies and similar technologies to improve your experience and measure your interactions with our website. Available: https://www.kemi.se/en/statistics/statistics-in-brief/substances-and-substance-groups/pvc, Plasticized Polyvinyl chloride, plasticized (PPVC). Vinyl chloride | H2C=CHCl or (C2H3Cl)n or C2H3Cl | CID 6338 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. Polyvinyl Chloride (PVC) Products Regular and High Performance PVC EY Technologies constructs its extrusion coated braid harness yarns with high tenacity, synthetic multifilament core yarns. Flexibility can be increased over a wide range by adding varying amounts of several plasticizers such as dioctyl phthalate. When used for car components, PVC thus helps to reduce the risk of injuries in case of accidents. PVC is one of the most used plastic materials in the world. [1] PlasticsEurope, “Plastics - the Facts 2018,” 2018. Comparison between the compositions of flexible polyvinyl chloride (Top) and rigid polyvinyl chloride (Bottom) [3]. Comparison between the properties of flexible polyvinyl chloride and rigid polyvinyl chloride [2], Thermal Insulation (Thermal Conductivity). Table 1.   »  Recyclability and Toxicity of PVC polyvinyl chloride/vinyl chloride resin, is a raw material used in a vast range of applications. Available: https://omnexus.specialchem.com/selection-guide/polyvinyl-chloride-pvc-plastic, [3] KEMI, “Statistics in brief - PVC,” [Online]. Low thermal conductivity. This process makes PVC strong, lightweight, and durable making it an ideal material for a variety of applications. There are two main classes of PVC (Figure 2): The addition of plasticisers to PVC acts as a lubricant to the rigid crystalline polymer chains, lowering the crystallinity and yielding a much clearer and flexible plastic material. Polyvinyl Chloride (PVC) is a thermoplastic material having outstanding corrosion resistance, excellent electric insulating properties and good mechanical strength. There are discrepancies in the literature with regard to Due to its versatile properties, such as lightweight, durable, low cost and easy processability, PVC is now replacing traditional building materials like wood, metal, concrete, rubber, ceramics, etc. In fashion, furniture and all types of indoor and outdoor accessories, PVC open up functional and design opportunities that are both visually striking and fundamentally practical. Offers clarity & transparency. It also has very good insulation properties and is used to make electrical cables. Polyvinyl chloride, commonly referred to as PVC or Vinyl, is the world’s 3rd most synthesised thermoplastic material. »  Methods to Enhance Properties of PVC The equipment necessary for such a process is typically very expensive. Polyvinyl Chloride (PVC) is a thermoplastic made of 57% chlorine (derived from industrial grade salt) and 43% carbon (derived predominantly from oil / gas via ethylene). PVC comes in two basic forms: rigid PVC (also known as uPVC or RPVC) and flexible (soft) PVC. PVC can also be blended with other thermoplastic materials to improve specific properties. »  What are the main characteristics of PVC? It is most commonly used in pipe and fittings. How to process it? Melting temperature: 240 o C. . Polyvinyl Chloride (PVC) Values SPECIFICATION SHEET All information, recommendations and suggestions appearing in this literature concerning the use of our products are based upon test and data believed to be reliable; however, it is the user's responsibility to determine the suitability for their own use of the products described herein. Hence, it is ideal for making things like window frames, door profiles, and roofing systems. PVC resin obtained from the above processes is extremely unstable due to low thermal stability and high melt viscosity. Figure 2. Some further uses of flexible PVC include waterproof clothing, life-jackets, inflatables and sporting goods. »  Processing Techniques for Rigid and Flexible PVC, »  Properties Comparison: Flexible PVC Vs. [Online]. Chlorinated polyvinyl chloride (CPVC) is manufactured by chlorinating the PVC product, typically increasing its chlorine content from 56% to 66% [2]. Polyvinyl chloride, PVC material is a perfect mix of desired properties for different kind of plastic products. Its most well-known application is the formation of PVC pipes in the building and construction industry, but the benefits of PVC extend far beyond this into the medical, electrical and protective clothing sectors. A comparison of some important properties of the two different classes is included in the table below. Properties of polyvinyl chloride. Polyvinyl chloride (or vinyl) has stable physical properties, and excellent transparency. Some of the key suppliers of PVC are: No Account yet? Quick Links to the Detailed Profile: If that’s okay, click “Accept all.” To change your preferences, click “Open cookie settings.” You will find more information about cookies on our privacy policy page. [Online]. Vinyl products can be broadly divided into rigid and flexible materials. And here's an interesting fact: you can increase the syndiotactic content even more using a couple of tricks. Poly(vinyl chloride) is the plastic known at the hardware store as PVC. It is a naturally white and very brittle (prior to the additions of plasticizers) plastic. poly(vinyl chloride) information, structure, and properties. It needs to be modified before being processed into finished products. It is economical and highly resistant to chemicals. It is the world’s third largest thermoplastic material by volume after polyethylene and polypropylene. Figure 1.Polyvinyl Chloride structure PVC is a white, brittle solid available in powder form or granules, formed through an addition polymerisationreaction between vinyl chloride monomers (Figure 1). It is heavier than air and has relatively low solubility. Under ambient conditions, vinyl chloride is a colourless, flammable gas with a slightly sweet odour. Although flexible PVC also has a range of applications in the construction industry as in flooring, cable insulations, and waterproof linings, its most useful application is in the medical industry. Properties. This is the PVC from which pipes are made, and PVC pipe is everywhere. In the emulsion process, PVC powder is mixed with plasticisers to produce a paste/resin, which is then used for coatings, dipping and spraying. PVC also has inherent flame resistance. »  What are the main characteristics of PVC? Polyester blends combine the excellent processing characteristics of PVC with the superior physical properties of polyesters, increasing abrasion resistance, tensile strength and tear resistance. PVC is a polymer with good insulation properties, but because of its higher polar nature the electrical insulating property is inferior to non-polar polymers such as polyethylene and polypropylene. It is a white, brittle solid material available in powder form or granules.   »  PVC and Its Different Forms   »  Properties Comparison: Flexible PVC Vs. PVC is a white, brittle solid available in powder form or granules, formed through an addition polymerisation reaction between vinyl chloride monomers (Figure 1). Second only to polyethylene among the plastics in production and consumption, PVC is used in an enormous range of domestic and industrial products, from raincoats and shower curtains to window frames and indoor plumbing. *Please select more than one item to compare ... Good properties. Processing Equipment may or may not be very expensive, PVC has a very low thermal stability and stabilizers help prevent degradation of polymer during processing or exposure to light. Xytron™ (PPS)’s Withstand Durability Challenges & Extend Service Life, With UBE's Polycarbonate-based Urethane Prepolymers Series, Comprehensive Guide on Polyvinyl Chloride (PVC), Polyvinyl Chloride (PVC or Vinyl) is an economical and versatile thermoplastic polymer widely used in building and construction industry to produce door and window profiles, pipes (drinking and wastewater), wire and cable insulation, medical devices, etc. There are, therefore, many different PVC products available with varying additive compositions and properties. It is the world's third-most widely produced synthetic plastic polymer. Construction: Polyvinyl Chloride is strong, light in weight, and durable. Rigid PVC (Polyvinyl Chloride) Unmodified polyvinylchloride is a very rigid thermoplastic. PVC offers excellent corrosion and weather resistance. Rigid PVC. Register for freeForgot Password ? Polyvinyl Chloride (PVC) is one of the most commonly used thermoplastic polymers in the world (next to only a few more widely used plastics like PET and PP). Production and Properties of Polyvinyl Chloride. PVC (polyvinyl chloride) is a thermoplastic material that can be melted repeatedly at certain temperatures and will harden upon cooling. Disadvantages and advantage Polyvinyl chloride, PVC. Polyvinyl Chloride (PVC or Vinyl) is a high strength thermoplastic material widely used in applications, such as pipes, medical devices, wire and cable insulation...the list is endless. Properties Polyvinyl, also known as poly(vinyl chloride) or PVC, is the third most widely produced synthetic plastic. © 2021 Matmatch GmbH, All rights reserved. PVC is Cheap & readily available. We are using PVC because; they make life safer, bring comfort and joy, and help conserve natural resources. It is a naturally white and very brittle (prior to the additions of plasticizers) plastic. There are two popular methods for the manufacture of PVC through the addition polymerisation process shown above: In the suspension process, the obtained PVC particles are mixed with plasticisers and can be then extruded in pellets, which are further used for extrusion, calendering, injection moulding and so on. Properties of polyvinyl chloride What is Polyvinyl Chloride (PVC), and What is it Used For?