Displaying powerpoint presentation on shaping processes for plastics available to view or download. In the last century or so, plastics which are synthetic polymers have been added to this list. Actually, polymers include a range of materials with a variety of properties. Primary forming processes information for polymers a free powerpoint ppt presentation displayed as a flash slide show on id.
They are found in common household goods, in clothing and toys, in construction materials and insulation, and in numerous other products. If you have an account, sign in now to post with your account. Plastics electronics full seminar report, abstract and presentation. Polymers protect us from the elements, increase the fuel efficiency of cars, protect food from pathogens, help cure disease, and enable renewableenergy technologies. Polymers can be separated into plastics and rubbers as engineering materials, it is appropriate to divide them into the following three categories. Timeline precursors 1839 natural rubber method of processing invented by charles goodyear timeline beginning of the plastic era with semi synthetics slideshow 658920 by nonnie. To promote, foster, and enable a sustainable society, we need polymers. This is a presentation on processing of polymers and plastics. If youre after basic information on plastic materials, this is the place to find it. Crystalline polymers areas in polymer where chains packed in regular way. Linear polymers these polymers consist of long and straight chains.
Introduction of polymers, types of polymers synthetic and natural. Wool, cotton, silk, wood and leather are examples of natural polymers that have been known and used since ancient times. Alternatively, you can focus your presentation on a topic such as waste management, or green organic themes for free recycle powerpoint templates. Polymer a substance that has a molecular structure built from a large number of similar units monomers bonded together. For thousands of years people have been using natural polymers like silk, wool, cotton, wood and leather. Polymers are lengthy chain compounds composed of monomers. Mixed plastics can be used for low level products such as. Hydrocarbon polymers average of 100 repeating units necessary but only 40 for nylons. By creating an account i agree to poweredtemplates terms and conditions. Nearly all plastic packaging producedmore than 80 billion kg annuallyoriginates from. This free plastic template for power point can be used for business presentations but also for arts or other presentation for a promotion or presentation for an interview example. Dna carbohydrates 4 4 4 6 6 7 9 10 10 10 10 10 19 synthetic and biological polymers polymers. Find powerpoint presentations and slides using the power of, find free presentations research about extrusion of polymers ppt. Chemists have also learned to synthesize new polymers from simple chemicals, creating a vast array of plastics and synthetic fibers.
Polyaddition reactions in which monomers combine without the elimination of a small molecule. Polymer is defined as a chemical substance of a high molecular mass formed by the combination of a large number of simple molecules, called monomers. Dec 16, 2011 a great powerpoint about polymers and plastics. This rising production, combined with rapid disposal and poor mechanisms for recycling.
Download free recycle ppt templates catering to forestry, sustainability, and wind energy. Polymers and plastics powerpoint ppt presentation slideserve. Schematic presentation of the composting process at attero facility location venlo. The ductility of thermoplastic polymers is reduced upon cooling 5. You will also explore the manufacturing techniques used and the how the use of polymerisation can. The hot plastic extruded into the mold in pipe form. Tensile strength measures the forces needed to snap a polymer. Campus is the only database that exclusively offers high quality and comparable material information, absolutely restricted to uniform standards. These polymers are usually not clear as their crystal structures contain scatter light. While still hot, the plastic is trapped in the mold, a hot knife cuts it off at the top and it is also pinched at the bottom. Plastics and natural materials such as rubber or cellulose are composed of very large molecules called polymers.
View or download all content the institution has subscribed to. Bioplastics are plastic materials produced from renewable biomass sources, such as vegetable. Here youll learn the definition and properties of polymers, another name for plastics. Polymers synthetic 1 thermoplastics plastics linear, some cross linking can be melted and reformed on heating a amorphous no ordered structure b semi crystalline compo sed of microscopic crystallites domains of crystalline structure. A free powerpoint ppt presentation displayed as a flash slide show on id. Glucose, sucrose, fructose and many others polymer the complex carbohydrates. Polymers or polyblends intended for engineering use.
Download shaping processes for plastics ppt for free. Polymers are constructed from relatively small molecular fragments known as monomers that are joined together wool, cotton, silk, wood and leather are examples of natural polymers that have been known and used since ancient times. You can use these generalpurpose ppt templates for any presentation topic, be it business, marketing, finance, history, art or a simple presentation about plastic and its uses. Polymers in automobiles ub engineering powerpoint presentation. Polymers powerpoint presentation, science, chemistry, class. Mar 06, 2017 this is a presentation on processing of polymers and plastics.
Ppt polymers and plastics powerpoint presentation, free. Cotton tshirts and plastic spoons do not have much in common with. Introduction to materials science, chapter 15, polymer structures university tennessee, dept. Objective to determine if why it is important to recycle plastics made from synthetic polymers statistics ad. Polymers powerpoint presentation, science, chemistry. Download free plastic powerpoint templates with plastic like abstract slide designs these powerpoint templates provide colorful plastic themed slide designs with visually appealing glossy backgrounds. Polymers are constructed from relatively small molecular fragments known as monomers that are joined together. If you continue browsing the site, you agree to the use of cookies on this website. This presentation will help you teach your students how to participate in the challenge. They include plastics, rubbers,thermoplastic elastomers, adhesives, foams, paintsand sealants. Download production information, safety data sheets, technical data sheets and more for each brand family. Introduction to polymers openlearn open university. A polymer can be a three dimensional network think of the repeating units. The term polymer is commonly used in the plastics and composites industry, often as a synonym for plastic or resin.
Primary forming processes information for polymers a free powerpoint ppt presentation. Saravana mani head and associate professor, department of chemistry annapoorana engineering college, salem introduction. Colddrawing when a polymer is stretched a neck forms. Polycondensation reactions in which small molecules h2o, hcl are eliminated when the monomers combine. History uses big six special plastics problems and issues. Calibri arial arial black times new roman office theme chemsketch document graph isisdraw sketch powerpoint presentation powerpoint presentation powerpoint presentation powerpoint presentation. Plastic electronics,organic electronics, or polymer electronics, is a branch of. Students investigate the properties of plastics, look at how plastics are used in nepal then design and make a product of their own by reusing or recycling plastic. Best powerpoint templates download your favorites today. Biobased plastics 2012 and the catalogue biobased packaging and.
For example, my colleagues and i have recently reported new, highperforming aliphatic polyester block polymers derived from biomass. Feb 14, 2017 semicrystalline polymers are generally tough, malleable, durable, and possess a good chemical resistance. Reflux apparatus other documents experimental procedure, report template introduction chemically, plastics are chainlike molecules of high molecular weight, called polymers and are built up from simpler chemicals, the individual links, called monomers. Polymers, commonly called plastics, have become so widely used that global production is expected to exceed 500 million metric tons by 2050. In plastics, the arrangement of the individualunits may be linear or cross linkedlinear or lightly crosslinked polymers forma class of plastics called thermoplasticsheavy crosslinking plastics are calledthermosetting plastics 2. Timeline precursors 1839 natural rubber method of processing invented. Shaping processes for plastics powerpoint presentation.
Ppt polymers powerpoint presentation free to download. The key difference between polymers and plastics is that plastic is a specific type of polymer. Polymers are large molecules made up of long chains of atoms covalently bonded together. Hightemperature plasticity due to the ability of the molecules to slide past one another thermally activated or arrhenius process 4. Chapter 28plastics and polymers chapter 28 plastics and polymers 28. Ppt introduction to polymers and plastics powerpoint presentation. Apr 20, 2020 polymers powerpoint presentation, science, chemistry, class 12 class 12 notes edurev is made by best teachers of class 12. Thermosets plastics that soften when heated and can be molded, but harden. This powerpoint template designed in dark palette with molecular model on the background will fit various presentations on scientific research, innovations, discoveries, modernization, etc. The properties of a particular plastic depend on what the polymer chains look like, how they are bonded to each other, and which additives have been introduced. Cold drawing is used to increase a polymers strength. The key to developing the plastics were the discoveries made by the nobel prize awarded scientists karl ziegler and giulio natta in the 1950s.
Macromolecules formed by the covalent attachment of a set of small molecules termed monomers. View and download powerpoint presentations on extrusion of polymers ppt. Different types of plastics and their classification the society of the plastics industry spi established a classification system in 1988 to allow consumers and recyclers to identify different types of plastic. Semicrystalline polymers could have a sharp melting point or, more typically, a moderately narrow melting point range. This document is highly rated by class 12 students and has been viewed 20725 times. Feb 19, 2017 created using powtoon free sign up at youtube create animated videos and animated presentations for free. Thermoplastics plastics that soften when heated and become firm again when cooled. Elastomers where 1 and 2 are plastics and 3 are rubbers. Powerpoint slide on recycling of plastics compiled by siva prasad. Jan 27, 2011 this website and its content is subject to our terms and conditions. You will learn how this structure determines which polymer to use for a particular product. The simplest definition of a polymer is a useful chemical made of many repeating units.
Introduction polymers derived from the greek words, poly or many and mer means units or parts are macro molecules formed by the combination of a large number of small molecules known as monomers. Hightemperature plasticity due to the ability of the molecules to slide past one another thermally activated or. A polymer has a repeating structure, usually based on a carbon backbone. Nov 17, 2017 biobased block polymers, in particular, hold tremendous promise because they can marry the properties of multiple components into a single material, thus imparting benefits associated with each constituent. Dec 06, 2016 presentation on polymers 1262016 1 slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Download table of contents and more here download file for readers of this book. This report focuses on electro active polymers volume and value at the global level, regional level and company level. Biobased and biodegradable plastics facts and figures wur. This website and its content is subject to our terms and conditions. They make up about 80% of the organic chemical industry with products produced at approximately 150 kg of polymers per person annually in the united states. Plastics consist of polymers long molecule chains often mixed with other substances such as coloring agents and softerners.
Ppt polymeric materials powerpoint presentation free to. As of 2014, bioplastics represented approximately 0. Types of natural polymers and types of synthetic polymers. The campus plastics information system offers free online datasheets for resins from participating material producers. Polymers in automobiles ub engineering powerpoint presentation slides is available for free download uploaded in belonging ppt presentation automobiles category, download and use. Both amorphous and crystalline areas in same polymer. In each polymer molecule, the atoms are bound together by covalent bonds. Plastic powerpoint template is a free template with blue plastic image background for effective presentations in power point.
Performance plastic technologies is taking it back to basics by effortlessly combining simplicity and quality in our pet plastic packers. Aug 26, 2016 apr 20, 2020 polymers powerpoint presentation, science, chemistry, class 12 class 12 notes edurev is made by best teachers of class 12. Today, polymers are commonly used in thousands of products as plastics, elastomers, coatings, and adhesives. More crystalline polymer stronger and less flexible. Created using powtoon free sign up at youtube create animated videos and animated presentations for free. As a result of this intention, crossreferences are given throughout the whole book. Optimum performance is our standard, and exceeding your expectations is our goal. This was designed for a sen school but could be used in mainstream includes making long paper polymer chain. This free course, introduction to polymers, examines the use of polymers and demonstrates how their properties are controlled by their molecular structure. Ppt polymers powerpoint presentation free to download id. Plastics are comprised of a long chain of polymers, where polymers are composed of smaller, uniform molecules.
Chemistry notes for class 12 chapter 15 polymers the word polymer has a greek origin. A variety of synthetic polymers as plastic polythene, synthetic fibres nylon 6,6 and synthetic rubbers buna s are examples of manmade polymers extensively used in daily life as well as in industry. Why then do the handles of plastic carrier bags snap if you fill them full of tins of beans. Polymers group members seda koca bengi ayd lek didem b ra kabak i g zde erg n 11. Plastics electronics full seminar reports, pdf seminar abstract, ppt, presentation. Introduction to materials science, chapter 15, polymers. Tes global ltd is registered in england company no 02017289 with its registered office at 26 red lion square london wc1r 4hq. Biopolymers can be complex and nice introduction to materials science, chapter 15, polymer structures university tennessee, dept. The repeating structure results in large chainlike molecules.
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