Post the Definition of polyethylene terephthalate to Facebook, Share the Definition of polyethylene terephthalate on Twitter. Our polyethylene drinkware is BPA free, phthalate free and PVC free Some of our PET-polyethylene terephthalate drinkware can be seen by clicking here . 2. Monomers contain some functional groups that react with each other to form a long polymeric chain. It is a polymer created by the combination of two monomers: modified ethylene glycol and purified terephthalic acid. “Polyethylene terephthalate is a condensation polymer of ethylene glycol and terephthalic acid.” The by-product of the reaction to create this compound is water so it is an example of condensation or step-growth polymerization. About PET . Polyethylene Terephthalate is used in various packaging applications, and the main ones are mentioned below. It is used in synthetic fibers; beverage, food and other liquid containers; thermoforming applications; and engineering resins often in combination with glass fiber.It is one of the most important raw materials used in man-made fibers. abbr. 2. On the basis of mechanism, there are two types of polymerization; step-growth and chain-growth polymerization. Overall the two monomer units are joined together with ester linkage, which is commonly called a polyester. The most popular abbreviation for Polyethylene Terephthalate is: PET Learn a new word every day. The physical and chemical properties of polyethylene terephthalate are tabulated below. “Polyethylene terephthalate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polyethylene%20terephthalate. Polyester resins are known for their excellent combination of properties such as mechanical, thermal, chemical resistance as … Polymers are macromolecules that form by specific repeating units. 1,350 3 liter bottles equals one cubic yard. Unlike other types of plastics, polyethylene terephthalate is considered safe and is represented on water bottles with the number "1", indicating it is a safe option. a plastic polymer of ethylene used chiefly for containers, electrical insulation, and packaging. Based on this mechanism, there are two types of polymerization. The chemical industry makes it. PET/PETE has a wide range of applications in the textile industry. Due to the excellent water and moisture barrier material of Polyethylene Terephthalate, the plastic bottles are made from PET, and those are widely used for carbonated soft drinks and mineral water. Polyethylene Terephthalate, which otherwise abbreviated as PET / PETE, is mainly used in the manufacturing of food products packaging material such as fruit and drink containers. Polyethylene Terephthalate (n.) 1. 2,430 2 liter bottles equals one cubic yard. Other various packaging applications include microwavable containers, rigid cosmetic jars, transparent films, and many more. They are the step-growth and chain-growth polymerization. It is an effective polymer to replace thermosets and die casts metals in applications such as solenoids, smart meters, electrical encapsulation, photovoltaic parts, solar junction boxes, and more. A synthetic resin made by copolymerizing ethylene glycol and terephthalic acid, widely used to make polyester fibres. Purity - The PET products taste good and comply with international food contact regulations. : abbrev. noun. It is one of the members of the ester family so also known as polyester. “A polyethylene terephthalate is a condensation polymer of both terephthalic acid and ethylene glycol.” The reaction’s by-product to create this compound is water, and so it is an example of step-growth polymerization or condensation. The structure of Polyethylene Terephthalate is represented in the following figure. Information and translations of polyethylene terephthalate in the most comprehensive dictionary definitions resource on the web. PET can by synthesized by the transesterification reaction between ethylene glycol and dimethyl terephthalate or by the esterification reaction between terephthalic acid and ethylene glycol. However, when this "damp" PET is then heated, the water hydrolyzes the PET, decreasing its resilience. The chemical bonds that existed between monomer units are usually covalent bonds that are formed due to the addition between condensation or some unsaturated monomer units between two different functional groups such as -NH2, -COOH, -OH, and so on. PET, or polyethylene terephthalate, is a thermoplastic polymer resin. 4. Recyclable - PET polymer is completely recyclable and can be reshaped to different shapes. The properties that manufacturers love about PET are: It provides a good protective barrier and can resist micro-organisms. 'Nip it in the butt' or 'Nip it in the bud'? Mention Some of The Important Properties of Polyethylene Terephthalate? 4,800 16oz bottles equals one cubic yard. Thanks to high structural and dimensional stability, good electrical insulating properties, polyethylene terephthalate are widely used in the electrical and electronics industry. The anti-subsidy proceeding concerning imports of certain polyethylene terephthalate originating in Indonesia, the Republic of Korea and Taiwan is terminated. We already know that a free-radical is a chemical species with a free electron. ‘The bottle is made of polyethylene terephthalate, a saturated thermoplastic polyester resin commonly used in commercial applications like plastic bottles.’. Polymers are macromolecules that form by specific repeating units. It was patented in 1973 by chemist Nathaniel Wyeth by combining modified ethylene glycol and purified terephthalic acid. How to say polyethylene terephthalate in English? It is currently being employed in the applications, including wiper arm and gear housings, engine cover, headlamp retainer, and connector housings. Polymerization occurs because of the addition reaction between condensation or unsaturated monomer units between two different monomers by the elimination of certain small molecules such as carbon dioxide, water, and so on. Please tell us where you read or heard it (including the quote, if possible). noun Chemistry. It is also used as a corrosion preventative coating. Based on this mechanism, there are two types of polymerization. These repeating units are known as monomers. Polyester fabrics are reduced-wind, lightweight, drag-resistant, and more resistant to tears. Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Bio-Polyethylene Terephthalate Market provides key analysis on the market status of the Bio-Polyethylene Terephthalate manufacturers with best facts and figures, meaning, definition… PET monofilament is primarily used for the production of mesh fabrics for screen printing, bracing wires for agricultural applications (greenhouses), filters for oil and sand filtration, woven/knitted ties, filter cloths, and other related industrial applications. The high mechanical strength having in it makes Polyethylene Terephthalate films ideal for its use in tape applications. What does polyethylene terephthalate mean? Define Polyethylene terephthalate. PET fibres are less expensive and wrinkle-free and often therefore mixed with natural fibres. Meaning of polyethylene terephthalate. terephthalate in American English. Chain growth polymerization is further known as addition polymerization where the monomer units are bonded with each other through their multiple bonds. How to abbreviate Polyethylene Terephthalate? These free radicals involve initiation steps and form newer free radicals with monomer units that begin the polymer chain. It is a recyclable thermoplastic polymer with stiffness, functional strength, ductility, and hardness. Polyethylene Terephthalate (PET) is a form of polyester that is used in the production of plastic bottles and containers for food, beverages, and cosmetics. Without using any mathematical equations, the kinetic parameters of polyethylene terephthalate pyrolysis were obtained by applying the modified distributed activation … ate a thermoplastic polyester, (CHCHOCOCHCOO), formed from ethylene glycol, used as a plastic resin to make fabrics, beverage bottles, film, etc. For example, polymerization of ethylene leads to the formation of polyethylene polymer that is otherwise known as polythene. Good barrier - PET products have low permeability to carbon dioxide, oxygen, and water. Terephthalate definition is - a salt or ester of terephthalic acid; especially : a dimethyl-ester that is a major starting material for polyester fibers and coatings. Polyethylene terephthalate (PET, PETE) refers to a chemical compound that is a form of thermoplastic polymer resin that is widely used as a fiber for clothing, thermoforming for manufacturing, and producing engineering resins. A few of the polyethylene terephthalate uses are given below. The formation of polymers process from monomer units is referred to as a polymerization process. Most material © 2005, 1997, 1991 by Penguin Random House LLC. Pronunciation of polyethylene terephthalate with 2 audio pronunciations, 2 meanings, 13 translations, 6 sentences and more for polyethylene terephthalate. You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary. PET (Polyethylene Terephthalate) Information. Good resistance power - PET products have good resistance against different chemicals like acids, bases, and more. PET is spun into fibers for permanent-press fabrics, blow-molded into disposable beverage bottles, and extruded into photographic film and magnetic recording tape. PET is hygroscopic, meaning that it absorbs water from its surroundings. a salt or ester of terephthalic acid. Pro Lite, Vedantu Polyethylene terephthalate definition is - a tough thermoplastic resin used especially in the manufacture of plastic containers —abbreviation PET. It is an extremely versatile material, its lightweight, safe and easy to recycle. 3,240 1 liter bottles equals one cubic yard. We must have seen the sparkling PET bottles with brilliant glass-clear presentations which attract us. PET, which stands for polyethylene terephthalate, is a clear, strong and lightweight plastic belonging to the polyester family. ‘Finally, at the bottom of the whole sheet, there is a rather ordinary drink bottle material, polyethylene terephthalate, serving as … An animal kept for enjoyment or companionship. In the first step, there is the formation of free radicals in the presence of some initiators like peroxide. Then, the monomer double bond units break and attach with free radicals to form new free radicals. Vedantu academic counsellor will be calling you shortly for your Online Counselling session. Miscellaneous. 5. Ammonia and Nitric Acid Formulae Properties Preparation, Agriculture - Soil Formation and Preparation, Vedantu Test Your Knowledge - and learn some interesting things along the way. It is also used to manufacture microwavable trays and for the packaging of microwavable meals in containers for pharmaceutical products and cosmetic products. PET polymer is also used as a 3D printing filament and in the 3D printing plastic PETG as well. Definition - What does Polyethylene Terephthalate (PET) mean? PET (polyethylene terephthalate) is a type of plastic that is used to make different types of products, including, but not limited to, containers, clothing, and soda bottles. Sorry!, This page is not available for now to bookmark. Polyester fabrics exhibit strong, flexible, and offer the additional benefit of fewer wrinkles and shrinkage over cotton. Lightweight - The PET products lightweight reduce shipping costs compared to glass products. Polyethylene terephthalate (aka PET, PETE or the obsolete PETP or PET-P) is a thermoplastic polymer resin of the polyester family. These repeating units are known as monomers. The outstanding flow characteristics of polymers enable design freedom and miniaturization to produce high-performance parts. Polyethylene terephthalate (PET or PETE) is a general-purpose thermoplastic polymer which belongs to the polyester family of polymers. Also, the PET / PETE can be recycled back to its original elements and into the polyester fibres as well. These polyester fibres are used to manufacture synthetic clothing, synthetic carpets, and other textile products. Safe - The objects made from PET, such as bottles, are tough and virtually unbreakable. polyethylene terephthalate A thermoplastic resin of the polyester family used particularly in the manufacture of plastic bottles (PET) and fabrics (Terylene). 'All Intensive Purposes' or 'All Intents and Purposes'? Can you spell these 10 commonly misspelled words? Crystal clear polymer - It is a crystal clear polymer with good health and purity. The pyrolysis method of both raw and recycled polyethylene terephthalate was studied using the nonisothermal thermogravimetric analysis (TGA) at different five heating rates (10, 15, 20, 25, and 30 K/min) for each element. Chemistry. According to the acidic medium, protonation of terephthalic acid happens that reacts with ethylene glycol to form an intermediate that rearranges and due to the transfer of OH- ions forms a polyethylene terephthalate polymer. Non-oriented PET polymer sheet can be thermoformed to make packaging blisters and trays, Together with other physical properties, its chemical inertness has made it particularly suitable for food packaging applications. Manufacturing water bottles, shopping bags, videotapes, Manufacturing housing material and clothes, Manufacturing microwaves containers, and carpets, PET polymer is used as a substrate in thin-film solar cells, It is also used as a waterproofing barrier in undersea cables, Terylene (a trademark formed by polyethylene and terephthalate inversion) is spliced into bell rope tops that helps to prevent wear on the ropes because they pass through the ceiling, The PET polymer is used since late 2014’s as liner material in type IV composite high-pressure gas cylinders and works much better barrier to oxygen than earlier used (LD)PE. Therefore, it can be processed through injection moulding, vacuum forming, blow moulding, and compression moulding. By recycling PET bottles and turning them into rPET, you conserve a great amount of landfill space. Therefore they can be easily used for storage and transportation. PET polymer is being used successfully in several applications in the automotive industry. 6. Polyethylene terephthalate (PET) is a highly recyclable plastic resin and a form of polyester. It is a chemical compound that is used to produce fibre and plastic. Drying is achieved through the use of a desiccant or dryers before the PET is fed into the processing equipment. In fact: 1. One ton of PET equals 7.4 cubic yards.There are a number of other interesting things to know about recycling PET: 1. What are The Properties of Polyethylene Terephthalate? This might be on some citrus … 3. Pro Lite, Vedantu He's making a quiz, and checking it twice... Test your knowledge of the words of the year. It, therefore, maintains the integrity of products with good shelf life. 7 ways to abbreviate Polyethylene Terephthalate updated 2020. Definition of polyethylene terephthalate in the Definitions.net dictionary. Definition of Polyethylene Terephthalate “A polyethylene terephthalate is a condensation polymer of both terephthalic acid and ethylene glycol.” The reaction’s by-product to create this compound is water, and so it is an example of step-growth polymerization or condensation. Polyethylene terephthalate, or PET, a strong, stiff synthetic fiber and resin and a member of the polyester family of polymers. (MeSH) Polyester polymers formed from terephthalic acid or its esters and ethylene glycol. Thus, before the resin can be processed in a molding machine, it must be dried. No Leakage or damage - Because of the absence of a weld line in the base, PET bottles are free from damage and leakage. Polyethylene terephthalate synonyms, Polyethylene terephthalate pronunciation, Polyethylene terephthalate translation, English dictionary definition of Polyethylene terephthalate. What made you want to look up polyethylene terephthalate? positron emission tomography n. 1. 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