Thermosetting Plastic Advantages and Disadvantages Some other examples of thermoset plastic polymers include silicones, vulcanized rubber, epoxies, polyesters and phenolics. (b) Electric plugs/ switches / plugboards. 2 Answers. It is used in kitchenware and fabrics as well as floor tiles. Some common thermoplastics are polyethylene, PVC, polystyrene, nylon, and acetate.. Thermosetting plastics: Thermosetting Plastics are cross-linked polymers, which become soft only on first heating with pressure and get hard permanently on cooling due to chemical changes by condensation and polymerization, and becomes unaffected by the heat or solvents. Some common examples are bakelite, urea-formaldelyde resins, etc. Thermosetting plastic recycling. Which of the following is an example of a thermosetting polymer? the plastics which can be softened even after they have set and hardened; the plastics which require heat and pressure to mould them into shape; both a. and b. none of the above 5. c) Melamine plastic. Which of the following is not a property of thermosetting polymers : - No correct response has been provided - Thermosetting polymers have a relatively high melting point. Thermosetting plastic, typically processed by reaction injection molding, contains polymers that combine together during the curing process to form a permanent chemical bond.. Thermosetting Plastic: Some plastics do not get deformed on heating, and cannot be re-molded into a … Thermosetting Plastic - Thermosetting plastics are made up of long lines of molecules that are cross-linked. Low-density polyethylene. Polyethylene, polypropylene, polyvinyl chloride, polystyrene, polybenzimidazole, acrylic, nylon and Teflon are examples of thermoplastics. Thermoplastic & Thermosetting plastic – A Summary. Lv 7. b) Rayon. Originally Answered: What is an example of … b) Silk. Although we do not typically work with them, there are a number of other thermosetting polymers available: Epoxies; Melamine; Silicone; Urea Formaldehyde ; Tell us about your project. This category has only the following subcategory. 7 Which of the following is Non-biodegradable. what are the properties of thermosetting plastics when heate. a) Nylon. 1:50 2.7k + Eg:- Bakellite, Urea, Formaldehyde, Resin, etc . Which of the following is an example of a synthetic polymer? Asked 11/25/2015 11:25:46 PM. A) They CAN NEVER be melted. C) A Branched Polymer. Curing is induced by heat or suitable radiation and may be promoted by high pressure, or mixing with a catalyst.Heat is not necessarily to be applied externally. Bakelite is a thermosetting plastic which is a poor conductor of heat and electricity. 2: Polymer used in bullet proof glass is: 3: Which of the following is a condensation homopolymer? C) A Branched Polymer. D) Proteins _____ 5. Explanation: Melamine is an example of thermosetting plastic. Thermosets are polymer materials that irreversibly cure to a stronger form. Which of the following is not a limitation of magnesium and magnesium alloys? Choose the thermoplastics and thermosetting plastics from the following: Melamine, Polythene, Bakelite, Polyvinyl chloride. widely produced synthetic plastic polymer, including for old records. By Staff Writer Last Updated Apr 9, 2020 8:11:28 AM ET. Thermoplastic and thermosetting plastics come in a wide range of material options and can serve a variety of applications as long as the material limitations cannot cause product failure under the intended operating conditions. Which of the following are common undesirable properties of plastics? Glenguin. Favorite Answer. Which of the following is true of thermoplastic polymers? A cross-linked polymer is an example of a thermosetting polymer. Heat provides energy for chemical reactions that increase the cross-linking Chemistry Questions & Answers for Bank Exams : Which of the following is an example of thermosetting plastic? Which of the following are thermosetting polymers? Explain why the following are made of thermosetting plastics. Synthetic Fibres and Plastics Class 8 MCQs Questions with Answers. what are some examples of thermosetting plastics? Melamine is a thermosetting plastic which is resistant to fire and can tolerate heat better than other plastics. It is used to make electrical switches and handles of utensils. A. polyethylene B. a linear polymer C. a branched polymer D. a cross-linked polymer. Which of the following is an example of a thermosetting polymer? For a saturated hydrocarbon: the bonds are all single bonds. d) Wood 8 Bakelite and Melamine are examples of. A) Bakelite B) PVC C) Polyethylene D) No option is correct. Understand the Key Differences Between Thermoplastic and Thermosetting Plastic with detailed explanations and examples. The cure may be done through heat, a chemical reaction with and added material, or irradiation. b) Plastic bag, c) Cotton cloth. Search for an answer or ask Weegy. Such a material is also known as a thermoset or thermosetting polymer. B) A Liner Polymer . Which of the following characteristics does not affect the properties of plastics? 1 Buna; 2 Bakelite; 3 Neoprene; 4 Nylon - 6 SHOW CORRECT ANSWER. Their molecular structure ; Their degree of polymerization; Both a. and b; None of the above 4. Bakelite is an example of thermosetting polymer. Reason: Vulcanisation is a free radical initiated chain reaction. polystyrene. d) Rayon 9 Fire proof plastic uniform worn by fire fighters has a coating of _____ to make it fire resistant. Answer – Saucepan handles are made of thermosetting plastics because thermosetting plastics are poor conductor of heat. It is used to make floor tiles, kitchenware and fire resistant fabrics. These polymers are cross linked or heavily branched molecules, which on heating undergo extensive cross linking in moulds and again become infusible. and cooled? A thermosetting plastic is a polymer that irreversibly becomes rigid when heated. What is a Thermoset? Relevance. Question 42. Search for jobs related to Examples of thermosetting plastics or hire on the world's largest freelancing marketplace with 18m+ jobs. Thermosetting Plastic Advantages: More resistant to high temperatures asked Jun 20 in Chemistry by BhratJha (44.3k points) synthetic fibers and plastics; class-8 ; 0 votes. Q10) Which of the following statements regarding thermoplastics and thermosetting plastics isincorrect A) Bakelite is a thermoplastic B) PVC is an example of thermoplastics C) Thermoplastics can be moulded again and again D) Thermosetting plastics cannot be moulded again and again - Science - 1 answer. Which of the following organic compounds polymerises to form the polyester dacron? Other Thermosetting Plastic Types. name the undesirable plants grow along … Updated 11/26/2015 10:27:33 AM . Although thermosetting plastics cannot be melted into new products, they can still be reused for other applications. Examples of thermosetting plastics include phenolic resins, amino resins, polyester resins, silicon resins, epoxy resins, and polyurethanes. Polyethylene is a very common polymer. C) Cellulose . Email. A) Starch. Get an answer. a) Woolen clothes. Thermoset plastics are frequently used for sealed products due to their resistance to deformation and are also among some of the most impact resistant plastics available. B) Plastics. Question. The heavily cross-linked structure produced by chemical bonds in thermoset materials is directly responsible for the high mechanical and physical strength compared with thermoplastics or elastomers. Which one of the following is an example of thermosetting polymers? D) A Cross-Linked Polymer _____ 4. Which of the following are advantages of using thermoplastic polymers instead of thermosetting polymers? All the other three are example of thermoplastic. What Are Examples of Thermoplastics? Thermo-softening plastic, or thermoplastic, becomes soft and flexible at a certain temperatures and solidifies on cooling. Magnesium can be significantly strengthened by cold work.t/f. Assertion: In vulcanisation of rubber, sulphur cross links are introduced. Reason: In thermosetting plastics, the polymeric chains are held together by strong covalent bonds. A monomer is a: molecule from which a polymer is synthesized. s. Log in for more information. Proteins, enzymes, starches, and cellulose are examples of: natural polymers important in biological and physiological processes in plants and animals. A) Polyethylene. An excellent example is polyurethane foam. c) Nylon. … Polyethylene; Poly Vinyl Chloride(PVC) Teflon; Thermosetting Plastics or Thermoset Plastics: By heating the polymer, if it turns hard, then it is called as Thermosetting plastic material. Author has 4.8K answers and 4.6M answer views. SR Questions; 1: Which one of the following class of compounds is obtained by polymerization of acetylene? Thermosetting plastic is a hard plastic. Choose the correct option in the following questions: 1 decade ago . (a) Saucepan handles. Another example is Melamine which has a capacity to resist fire and heat much efficiently than other plastics. Thermoset materials are those materials that are made by polymers joined together by chemical bonds, acquiring a highly crosslinked polymer structure.. At room temperature, they are available in the form as liquids. (Select all that apply) Poor high temperature performance Poor mechanical properties. 1 Answer/Comment. a) Thermosetting plastics. Examples of thermoset plastic polymers include epoxies, phenolics, silicones, and polyesters. A thermosetting polymer, resin, or plastic, often called a thermoset, is a polymer that is irreversibly hardened by curing from a soft solid or viscous liquid prepolymer or resin. Osborne only utilizes the thermosetting resins that will offer clients the best combination of utility and value. Thermosetting materials are . Answer Save. Thermoset - definition, properties and examples of thermoset . The … Which of the following is a thermosetting plastic A) PVC B) TEFLON C) BAKELITE D) NYLON PLEASE FRIENDS PLEASE ANSWER THIS QUESTION URGENTLY 2 See answers Brainly User Brainly User Example of Thermosetting plastic ans = Bakelite option C thanks Manishapriyadarshini Manishapriyadarshini Bakelite.....is the correct answer New questions in Science . zack Mccarthy/CC-BY 2.0 . Thermosetting plastics are normally made up of lines of polymers which are highly cross-linked. Report . The examples of Thermoplastics are as follows. (Select all that apply) Monomer. It's free to sign up and bid on jobs. Question 41. You can refer to NCERT Solutions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams. Thermosetting plastics are polymer materials which are liquid or malleable at low temperatures, but which change irreversibly to become hard at high temperatures.. 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