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polyethylene terephthalate belongs to which class of synthetic polymer

- December 6, 2020 -

One important class of condensation polymers are polyesters. Polyethylene terephthalate. Polyethylene terephthalate belongs to which class of synthetic polymer? Polyesters include naturally occurring chemicals, such as in the cutin of plant cuticles, as well as synthetics such as polybutyrate. ... Polyethylene terephthalate belongs to which class of synthetic polymer? Polyethylene Terephthalate (PET). 2016). It therefore belongs to the class of polymers known as polyesters. PET is a polar, linear polymer of repeating units of the aromatic terephthalic acid and ethylene glycol. polyethyleneterephthalate: n HO-X … In the present study, multiwall carbon nanotubes (MWCNTs) were utilized in order to reinforce polyethylene terephthalate (PET) composites. As a specific material, it most commonly refers to a type called polyethylene terephthalate (PET). Polyester is a category of polymers that contain the ester functional group in their main chain. The PET monomer is designated bis(2-hydroxyethyl) terephthalate (BHET) (14). Polyethylene terephthalate (PET)-based blends are regraded as very special class of polymer blends; this is due to their multifunctional applications. D. Polyester. Synthetic polyesters are today the second‐largest class of ingredients in household products and are entering wastewater treatment plants (WWTPs) after product utilization. The final properties of the reinforced polymer are controlled in part by the morphology and the eventual molecular orientation of the polymer matrix. Synthetic plastics are pivotal in our current lifestyle and therefore, its accumulation is a major concern for environment and human health. Polyethylene terephthalate (PET) is one of the major plastics, in addition to polyethylene, polypropylene, polystyrene, polyvinyl chloride, and polyurethane, and its worldwide production amounted to 56 million tons in 2013 (Neufeld et al. Class 8 Science Chapter 3 Synthetic Fibres and Plastics MCQ (Multiple Choice Questions) with Answers is available here in PDF format. In the natural environment, PET can degrade by thermal oxidation, but hydrolytic cleavage Polyethylene terephthalate (PET) is mainly used for production of PET bottles, PET foil, and fibers in the textile industry. PET is a None of these. B. Polyolefin. Polyester is a category of polymers, in which ester is the ... Polymers can be both natural and synthetic (c) Polymer is a natural substance (d) Polymer is a synthetic substance. The chemical structure of polyethylene terephthalate (PET) consists of alternating ethylene glycolate and terephthalate subunits, linked via ester bonds. is a member of the polyester family of polymers. Solution: Polyethylene terephthalate commonly abbreviated . [4] They arise from the reaction of carboxylic acid and an alcohol. Petroleum-derived (petro-)polymers such as polyethylene (PE), polyethylene terephthalate (PET), polyurethane (PU), polystyrene (PS), polypropylene (PP), and polyvinyl chloride (PVC) are extremely recalcitrant to natural biodegradation pathways. PET has various applications, such as in manufacturing bottles, fibers, films, and containers. As a specific material, it most commonly refers to a type called polyethylene terephthalate (PET). A. PET or PETE . C. Nylon. Examples include polyesters, e.g. Polyester is a category of polymers that contain the ester functional group in their main chain. Answer: (D) Polyester. Polyethylene Terephthalate and Other Polyesters. One approach to improve polymer biodegradation in wastewater would be to complement current processes with polyester‐hydrolyzing enzymes and their microbial producers. 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