Polymer processing is defined as an engineering activity concerned with operations carried out on polymeric materials or systems to increase their utility 14. Durendran 11my05 there are several ways to categorize polymers, such as condensation vs. Sample pages jeanfrancois agassant, pierre avenas, pierre j. Pdf after a brief introduction to the various types of polymers in use.
Introductions of more advanced topics are also given, and differentiated by shading. It involves a study of various plastics processing techniques. Lecture notes synthesis of polymers chemical engineering. Scribd is the worlds largest social reading and publishing site. Also explore the seminar topics paper on polymer processing with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year chemical engineering chem or ieee chemical btech, be, mtech students for the year 2015 2016.
Polymer processing and rheology 11 this relation, known as the trouton ratio, is valid for all newtonian. Extruded rod has larger diameter and pipe has thicker walls, e. Often engineers are hired by the polymer industry to develop and design processes for thermoplastics, to design polymer processing machinery, to develop processes for new polymers, and to optimize existing processes. Buckets, automobile parts, crates, tanks, pipes, bottles, carry bags, ropes, profiles etc. Polymers are seldom used in their neat form, most often compounded with various. Analyze the free surface flow in extrusion and post extrusion processes 5. Polymer material science, processing properties, polymer processes.
Mechanical engineering department me471 introduction to polymer processing techniques catalog data. Polymer processing techniques free download as powerpoint presentation. Coextrusion equipment and 2k injection molding combined with injection compression molding enables to produce tailormade products with classical processing techniques. Polymer composites for civil and structural engineering. Influence of polymer processing technique on long term.
Understand the general framework for building a sound model for polymer processing 3. Also explore the seminar topics paper on polymer processing with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year chemical engineering chem or ieee chemical btech, be, mtech students for the year. Jul 05, 2017 mechanical properties of polymers processing of polymers processing techniques for polymers casting process. Thermo scientific haake minilab ii and minijet the thermo scientific haake minilab compounds small sample amounts of 7 cm3. This new course has been designed for individuals who work with polymers, plastics. It is useful to consider these types of materials together under the general rubric of structural polymers because macroscopic mechanical behavior is at least a part of their function.
K plastics product design and process engineering, harold. Polymer solution casting is a manufacturing process used to make flexible plastic components which are typically in the shape of a single or multilumen tube commonly utilized in the medical device industry. Carreau, bruno vergnes, michel vincent polymer processing principles and modeling book isbn. Polymer drying most polymers must be dried before molding or extrusion. Processing and characterization of polyethylenebased composites.
Polymer processing department of chemical engineering. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Polyethylene production technologies bimodal hdpe there is two types of hdpe with respect to molecular weight distribution 1. This manufacturing technology is unique in that the process does not require conventional extrusion or injection molding technologies, yet it readily incorporates. Plastics processing plastics can be machined, cast, formed, and joined with relative ease requiring little postprocessing or surfacefinish operations plastics melt or cure at relative low temperatures plastics require less energy to process than metals raw materials most commonly are pellets, powders.
This apparatus is available for processing and mixing small batches of polymers, from dry powders to highly viscous melts, under electrically controlled temperatures of up to 400 c at various operating speeds up to 100 rpm, 7. Thermosetting materials start as liquidssyrups, often called resins, as powders or partially cured products preforms which need heat for the shaping phase. High molecular weight hmw both are called unimodal hdpe which relates to possessing a unique mode per reactor. Profile extrusion is the most common final shape processing method for.
The group includes most of the commodity plastics such as polyethylene, pvc, polypropylene, nylons polyamides and polystyrene. Polymer processing seminar report, ppt, pdf for chemical. Polymer processing operations often present numerous safety hazards. In the liquid state, most monomers and low molecular mass polymers flow in much the same way as molten metals in that the shear stress needed to make them flow is directly. The main topics involved in the processing of polymers will be explored. Overdrying of a polymer for excessive times or at excessive temperatures can cause color shifts andor a. It is a threepart textbook written for a twosemester polymer processing series in mechanical and chemical engineering. Polymer manufacturing processes can be divided into continuous processes and batch processes. This miniaturized, hightech tool is perfect for research in material science, such as testing of new additives and the development of new formulations. Dr barry hunt, dr candice majewski and dr james meredith and dr joel foreman. Polymer processing an overview sciencedirect topics. Polymer processing may be defined as the manufacturing activity of converting raw polymeric materials into finished products of desirable shape, microstructure and properties. This is a pdf file of an unedited manuscript that has been accepted for publication.
When in form ready for further working, they are called resins. The familiar categories of materials called plastics, fibers, rubbers, and adhesives consist of a diverse array of synthetic and natural polymers. Fabrication methods for polymer mems nicholas ferrell, daniel gallego, james woodard, and derek hansford1 1department of biomedical engineering ohio state university columbus, oh, usa abstract several soft lithographybased polymer microfabrication techniques are described. Processing techniques are critical to the performance of polymer products which are used in a wide range of industries. Plastic processing can be defined as the process of converting the plastics raw material into semifinished products. The first and second part of the book are designed for a senior to graduatelevel course, introducing polymer processing, and the third part is for a graduate course on simulation in polymer processing.
Me471 introduction to polymer processing techniques. Click download or read online button to get fundamentals of polymer processing book now. Polymer solutions and processing handbook of polymer. Finally, the chapter discusses some common processing techniques of polymer, making special emphasis on spin coating, which at present time is extensively used for the deposition of thin films of a wide variety of polymers over a substrate. Polymer processing the main goal of polymer processing is to produce a usable object. A polymer is any substance made up of many of repeating units, building blocks, called mers. This threepart textbook is written for a twosemester polymer processing series in mechanical and chemical engineering.
Polymer processing and its effects polymer processing and its effects processing parameters residence in the machine, shear, equipment, and more all affect color. After cooling they becoming rigid take up the applied form. Ppt polymer and polymer processing powerpoint presentation. Plastic processing technique plastic processing can be defined as the process of converting the plastics raw material into semifinished products.
Fundamentals of polymer processing download ebook pdf. In continuous process where raw material is fed in continuously and the product flow appears continuously e. K plastics product design and process engineering, harold belfosky, hansergardner, 1995. Principles and design presents the background required to design processes for thermoplastics. This site is like a library, use search box in the widget to get ebook that you want. Polymer processing methods an easy guide the right process for the job reducing costs by the right choice 1. Included in these processes are extrusion, injection molding, blow molding.
Polymer processing techniques fibers thermoplastic. Polymer and polymer processing 1 polymer and polymer processing 2 polymer, resin, and plastics. To register your interest in the course, please contact us. Me 471 303 introduction to polymer processing techniques. Thermoplastic matrix polymer composites have gained commercial success in the semistructural and structural applications. Explore polymer processing with free download of seminar report and ppt in pdf and doc format. Purchase control methods in polymer processing, volume 10 1st edition. This course will run on november 22nd and 23rd 2018 at the novotel sheffield centre.
Electric motor how its madesuper electric motor manufacturing technology in china duration. The information on this web site may be unreliable, misleading, outofdate, or just plain wrong. This manufacturing technology is unique in that the process does not require conventional extrusion or injection molding technologies, yet. Control methods in polymer processing, volume 10 1st edition. Part cooling in the mold the rate of cooling in an injection mold can affect color and appearance as well as physical properties. Polymer processing via threedimensional printing is an emerging technology. Polymer processing article pdf available in materials science and technology 199. Fundamental to the choice of polymer processing technique is the question of whether to use a high molecular mass starting material or a system that polymerizes in the mold. Bimodal is the combination between lmw and hmw in one reactor. From a processing point of view, the main classes are. Principles and design provides the numerical methods required to solve the equations using the personal computer and easytouse imsl numerical subroutines, and ensures a solid foundation in the principles underlying the design of polymer processing techniques. Oct 17, 2014 polymer processing the main goal of polymer processing is to produce a usable object. Sample pages polymer processing principles and modeling. Employ the heleshaw flow model to analyze injection molding and compression molding 4.