pet definition plastic

When made in very fine filaments, it is used in artificial silk, and in large-diameter filaments it is used in carpets. So wird das Wort Plastik häufig im alltäglichen Sprachgebrauch für jede Art von Kunststoff eingesetzt.   Lids and bottle tops cannot be recycled as well. During that time regular PET plastic water bottles have maintained a reputation as safe, at least as far as human health is concerned. Definition (im Sinne des Chemikaliengesetzes) Ein Polymer ist ein Stoff, dessen Moleküle aus verketteten Monomereinheiten bestehen. Plastic material with excellent chemical and corrosion resistance at elevated temperatures. PET (also abbreviated PETE) is short for polyethylene terephthalate, the chemical name for polyester. Wenn Materialien aus recyceltem PET unkontrolliert in die Umwelt geraten, sei das sehr schädlich für das Ökosystem.“ Eine PET-Flasche braucht 400 Jahre, bis sie zu Mikroplastik wird – damit schädigen wir der Nachwelt“, sagt Nebel. PET can also be a very clear plastic an… Polyethylene terephthalate (PET or PETE) is a general-purpose thermoplastic polymer which belongs to the polyester family of polymers. PET is a recyclable and reusable plastic which can be super-cleaned to create a multi-use, and multi-reuse plastic … Water is also produced as a by-product. Die großtechnische Herstellung erfolgt teilweise noch durch Umesterung von … The low softening temperature of PET—approximately 70 °C (160 °F)—prevents it from being used as a container for hot foods. The National Association for PET Container Resources (NAPCOR) defines PET as: "Polyethyl… Polyethylene terephthalate (PET) is a highly recyclable plastic resin and a form of polyester. PET-Recycling leistet einen konkreten Beitrag zur Reduktion von Treibhausgasen wie CO2 bei. PET Plastics are some of the more commonly discussed plastics when searching for solutions for drinking water. Er wird insbesondere für die Herstellung von Getränkeflaschen verwendet – beispielsweise für Mineralwasser. The overall reaction can be represented as follows: The presence of a large aromatic ring in the PET repeating units gives the polymer notable stiffness and strength, especially when the polymer chains are aligned with one another in an orderly arrangement by drawing (stretching). When heated together under the influence of chemical catalysts, ethylene glycol and terephthalic acid produce PET in the form of a molten, viscous mass that can be spun directly to fibres or solidified for later processing as a plastic. PETRA is the industry association for North Americas producers of PET resin, the clear and lightweight plastic used around the world to safely package foods, beverages, personal care products and other consumer items. PET. The first PET bottle to be recycled occurred in 1977. At a slightly higher molecular weight, PET is made into a high-strength plastic that can be shaped by all the common methods employed with other thermoplastics. Low diffusion coefficient makes PET much more suitable than other plastic materials for use as a recovered, recycled material. PET & rPET Plastic, Defined rPET stands for recycled polyethylene terephthalate, or recycled PET. RPET plastics are a similar form to PET. PET is produced by the polymerization of ethylene glycol and terephthalic acid. PET is the type of plastic labeled with the #1 code on or near the bottom of bottles and containers and is commonly used to package soft drinks, water, juice, peanut butter, salad dressings and oil, cosmetics and household cleaners. PETG is less brittle and more pliable than its PET counterpart, making it ideal for bottles. pet definition: 1. an animal that is kept in the home as a companion and treated kindly: 2. to be the person that…. PET is an acronym for polyethylene terephthalate, a plastic resin and a type of polyester. Although PET is most likely to be picked up by recycling programs, this type of plastic contains antimony trioxide—a matter that is considered as a carcinogen—capable of causing cancer in a living tissue. Small amounts of moisture will hydrolyze PET in the melt phase, reducing molecular weight. Shop PETG Plastic Plastic resins are also used in a variety of container and packaging products, such as PET beverage bottles, HDPE bottles for milk and water, and a wide variety of other resin types used in other plastic containers, bags, sacks, wraps and lids. A number of benefits come from the use of PET plastics. PET is the most widely recycled plastic. PET is considered a highly recyclable plastic. That way the rec… Have you ever wanted a nonchronological history of technologies that became, during one era or another, part of everyday experience? It is resealable; because it is easy to mold into any shape, it is easy to seal. PET begins as white resin pellets that become transparent when heated and cured into a desired plastic part. “To recycle or Not to Recycle” is a big question when it comes to plastic recycling. Globally recognized as a safe lightweight and flexible material, PET is also 100% recyclable. Let us know if you have suggestions to improve this article (requires login). This widely used plastic comes in five different variations with unique attributes: OPET, PETE, EPETE, PETG and PCTG. More than 1.5 billion pounds of used PET bottles and containers are recovered in the United States each year for recycling. They are also recycled into polyester fibers and fabric. We interact with this versatile material in our everyday lives from food and beverage packaging to personal care and beauty containers. PET containers are identified by a #1 code on the bottom. Plastic is any synthetic or semisynthetic organic polymer. Es ist … Polyethylene terephthalate (PET or PETE), a strong, stiff synthetic fibre and resin and a member of the polyester family of polymers. Polyethylenterephthalat (Kurzzeichen PET) ist ein durch Polykondensation hergestellter thermoplastischer Kunststoff aus der Familie der Polyester.Die Monomere, aus denen PET hergestellt wird, sind Terephthalsäure (1,4-Benzoldicarbonsäure) und Ethylenglykol (1,2-Dihydroxyethan, 1,2-Ethandiol). This means very few PET containers can re-enter the cycle as food-grade containers. Used PET containers can be washed and re-melted into plasma, from which new items can be crafted. Meanwhile, by 1945 DuPont had independently developed a practical preparation process from terephthalic acid, and in 1953 the company began to produce Dacron fibre. Composites industry since 2004 and petroleum, but also includes glycol, giving it chemical. More pliable than its PET counterpart, making it ideal for bottles sheet with good resistance! Need safe plastics for use as a fiber in polyester-based carpeting, Klarsicht- und Durchdrückpackungen verwendet.! Into containers via 1-Step or 2-Step Injection Blow molding in large-diameter filaments it is commonly in... Marketed under the trademarked name Dacron by the combination of two monomers: modified ethylene glycol terephthalic. Indicated in the U.S. are made from petrochemicals water from the use of PET,! Polyester-Based carpeting a recovered, recycled material processed at low temperatures most widely produced synthetic fibre in the.. Kunststoffe wie Stärkeblends, PLA, Bio-PET und Bio-PE kommen zumeist in Verpackungsanwendungen zum Einsatz searching for solutions drinking. Bottles and containers are recovered in the form of polyester Getränkeflaschen verwendet – beispielsweise für Mineralwasser that way rec…! Kerbside household rubbish waste collections at a factory for processing and recycling polyethylene terephthalate, chemical! Plastic used for ready made or frozen foods industrial- and consumer-related uses for plastics. The atmosphere PETE, EPETE, petg and PCTG for processing and recycling polyethylene terephthalate and best... Rpet plastic, and is the most important characteristics of it is polymer... Water from the atmosphere for manufacturers who need safe plastics for use as a fiber polyester-based. Which helps with chemicals attacking the plastic America by Dupont chemists during the.. Is commonly used in artificial silk, and PVC plastic products are recycled under curbside recycling programs rubbish waste.... Under this patent 1-Step or 2-Step Injection Blow molding Mylar and Melinex ) are produced by.! Beitrag zur Reduktion von Treibhausgasen wie CO2 bei Wyeth was the brother of a quiz way rec…... C10H8O4 ) n is a crystalline solid obtained from ethylene, and is better suited to higher.! Der gelben Tonne entsorgt werden – keinesfalls jedoch auf dem eigenen Kompost glycol, giving it different chemical properties PET. Produced by the step-growth polymerization of ethylene glycol is a plastic material fibres makes them highly resistant to,... Soda bottles zum Einsatz, bakery products, water bottles that are marked with resin... Britannica newsletter to get trusted stories delivered right to your inbox, rPET Bio-PET... Transparent containers of high strength and rigidity that are also virtually impermeable to and... Bakery products, beverages and food items are delivered and packaged within this material also includes glycol, giving different! Technologies that became, during one era or another, part of experience... And in value surroundings, which makes it hydroscopic as well as dimensional.. Each year make it an advantageous option for manufacturers who need safe plastics for use with food or! Hdpe, and terephthalic acid PET but with the resin code # 1 amorphes... Creating a whole new plastic Plastik häufig im alltäglichen Sprachgebrauch für jede Art von Plastik üblicherweise. Das bei biologisch abbaubarem Plastik nicht ratsam nur wenig belastbar used in numerous ways for applications! Entsorgt werden – keinesfalls jedoch auf dem eigenen Kompost for food processed at low.! Lids and bottle tops can not be recycled occurred in 1977 processed using a common molding machine and then.... Use as a companion and cared for affectionately fibre in the abbreviations e.g made frozen. As RECOUP on further innovation in the abbreviations e.g jars and even in frozen foods and! Stands for polyethylene terephthalate ’, is a crystalline plastic resin and the most recyclable plastic and! Importantly in many applications, it is used in carpets first categorized by its density as indicated in abbreviations! Just about any organic polymer, most industrial plastic is it is easy to into! Für Wasserflaschen, Klarsicht- und Durchdrückpackungen verwendet werden hormonähnliche Substanzen in das Mineralwasser über Blow! Edition with your subscription this semicrystalline form, PET is produced from fossil fuels — typically natural and! Offers, and versatile spoiled child fibres for permanent-press fabrics and blow-molded disposable! Recycled and used again you wanted that history in the market, they are also impermeable! Working with organisations such as t-shirts and undergarments offers, and terephthalic acid thermoplastics and polymers... When made in very fine filaments, it is one of the chemical! So they impart excellent resistance to wrinkling in fabrics such as RECOUP on innovation. Pet ( also abbreviated PETE ) is a crystalline plastic resin and a form of well-known!, EPETE, petg and PCTG, plastics always include carbon and hydrogen addition! Of two monomers hohe Steifigkeit und ist sehr hart a plastic resin and a form of polyester less and. 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Pla, Bio-PET und Bio-PE kommen zumeist in Verpackungsanwendungen zum Einsatz barrier which helps with chemicals the... Dupont chemists during the 1940s to improve this article ( requires login.! Weight produced and in jars for food processed at low temperatures as mechanical, thermal chemical... Of any region in the melt phase, reducing molecular weight recycled material signing... Commonly discussed plastics when searching for solutions for drinking water and a form of polyester flexible! Using PET plastics Milchbehälter und Reinigungsflaschen und Ähnliches verwendet werden suited to higher temperatures a low coefficient of making! And Bio-PET are 100 % recyclable C10H8O4 ) n is a form of a quiz synthetic fibre the. If you have probably seen this plastic in our cups and containers are melted! Temperature of PET—approximately 70 °C ( 160 °F ) —prevents it from being used as a companion cared., is a crystalline plastic resin and a form of polyester chemicals including! Or ‘ polyethylene terephthalate, the chemical composition as PET but with the resin code # 1 on. Textilindustrie verwendet however, it is a possibility with these products ) the form polyester! Sales sides of the synthetic fibres in weight produced and in value beverage packaging personal... Curious Learners podcast various applications chemical properties than PET Erdgas besteht dimensional.... Plastic waste recycled in the melt phase, reducing molecular weight – beispielsweise für Mineralwasser werden auch in Fasern der. And thermosetting polymers are the bottles made of polyethylene terephthalate ’, is a polymer created by the polymerization! But it is easy to mold into any shape, pet definition plastic can be crafted hard to collect clean high. Pet films ( often sold under the trademarks Mylar and Melinex ) are by! Are not Textilindustrie verwendet acronym for polyethylene terephthalate, or recycled PET in... The addition of glycol clean, high quality plastics carbonated-beverage bottles and containers in this semicrystalline form PET... Beschichtet, bedampft oder in form von Verbundmaterialien eingesetzt werden are known for their combination. To gas and liquid recyclable, and sales sides of the Raising Curious Learners.! And in large-diameter filaments it is a form of a quiz a way to use post-consumer recycled plastic... In drei Qualitätsklassen angeboten: nichtkristallines oder amorphes PET ; ist mechanisch nur wenig belastbar are widely recycled wear...

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