Critical examination of new plastics processing techniques appearing in the research literature and being commercialized in the plastics industry.
Topics covered in this course include linear viscoelasticity, creep, stress relaxation, dynamic behavior, hysteresis, stress-strain response phenomena, principles of time-temperature superposition, rubber elasticity, failure and fracture mechanisms for polymers, and the effect of additives on mechanical behavior. Real life design examples are used to demonstrate the topics and concepts as much as possible.
Continuation of 26.506
Relationships between polymer structure (chemical composition, molecular weight and flexibility, intermolecular order and bonding, supermolecular structure) and practical properties (processability, mechanical, acoustic, thermal, electrical, optical, and chemical) and applications.
Economics of producing plastic raw materials and converting them into end products, from research and development to plant construction, manufacturing and marketing. Market analysis of plastics production, processing, and consumer patterns; commercial development, sales, and technical service. Organization of the plastics industry for research and development, specialty and commodity production, profit, and growth.
Individual research and presentation in the field of injection molding. Primarily for students performing thesis research in injection molding.
Principles of Rheology and continuum mechanics involved in the processing of plastics, and their applications in plastics process engineering including flows in standard geometries and extrusion applications.
A continuation of Theory I using the transport phenomena approach to analyze and describe plastics conversion processes, including roll processing blown film extrusion, injection molding, and mixing.
Pre-Req: 26.509 Pl Process Theory I
Preparation, structure, and properties of porous polymers. Includes both practical systems in development and production and novel techniques of more fundamental interest and/or aimed at more specialized applications. Exising and potential applications for these materials will also be discussed, and related back to their structure and properties.
Critical examination of the new plastics appearing in the research literature and being field-tested for commercialization in the plastics industry.
A review of statistical techniques for Six Sigma with Applications specifically designed for the plastics processing industry. Those completing the course should be at the Six Sigma green belt level or better.
Methods of analysis and operation of plastics manufacturing facilities. Topics include: performance measurement, inventory control, forecasting, production planning, scheduling, resource management, supply chains, various technologies for improved productivity.
This course reviews the theoretical principles and the engineering practice associated with the development of new plastic products. The course focuses on design practices for products that will be produced by conventional and advanced injection molding processes. Topics include design methodology, plastic materials selection, design for manufacturing, computer aided engineering, mechanical behavior of plastics, structural design of plastic parts, prototyping techniques, experimental stress analysis, and assembly techniques for plastic parts.
Methods of analysis andoperation of plastics manufacturing facilities. Topics include:performance measurement, inventory control, forecasting, production
planning, scheduling, resource management, supply chains, various
technologies for improved productivity.
Energy balances, energy efficiency for extrusion and injection molding, application of energy equation (conduction, convection, viscous dissipation), equations of state, melt conveying in simple and compound screws, screw scale up, plastication.
Industrial instruments for measurement and control of plastics processes. Design of experiments. Analysis of plastics forming operations. Dynamic testing techniques. Automatic plastics process control. Data acquisition systems, SPC/SQC and Taguchi methods.
Review of procedures for literature searching, databases, etc.
Topics in various fields of Plastics Engineering. Content may vary from year to year so that students may, by repeated enrollment, acquire a broad knowledge of contemporary Plastics Engineering.
Principles of feeding, sorting and orienting components. Hydraulic, pneumatic and electric actuators. Pick and place systems. Methods of assembly of components with emphasis on product design for automated assembly. Linear and rotary assembly systems. Multi-function process and timing diagrams. Principles of programmable controllers and process design logic.
Adhesive joining of engineering materials. Surface chemistry, theories of adhesion and cohesion, joint design, surface preparation, commercial adhesives, Rheology, equipment, testing, service life, and reliability.
This course reviews the basic principles of design and formulation of waterborne, high-solids, powder resins used for the development of solvent-less green coatings and the use of bio-derived resins, mostly based on soybean oil and other renewable raw materials. The mechanisms and methods of curing and of polymerization for polymers used as coatings will also be covered.
Polymers, pigments, solvents, and additives used in coatings. Methods of polymerization, formulation, application, and testing. Substrates and applications.
Polymerization and compounding of the commercial elastomers. Properties and test methods.Leading applications and methods of processing.
Business legal issues engineers encounter in practice, including contractual, products liability, and intellectual property issues. Business torts relating to product design, manufacturing and inadequate warning defects. Unreasonably dangerous products and strict liability.
Continuation of 26.530.
Continuation of 26.530.
The concepts of industrial marketing will be reviewed for research, pricing strategies, and product planning for market segmentation, place (distribution)-promotional activities. Topics will include creating a demand, selling, and servicing base resins and additives.
Problem solving in plastics engineering has been dramatically influenced by the computer and innovative software packages. This graduate course will focus on the application and development of software packages for engineering analyses of plastics processes. Specially, the couse will cover the basic CAD programs, Pro/ENGINEER, SOLIDWORKS, followed by basic Pre-and-Post processor software, FEMAP, meshing program HYPERMESH, FEMLAB multiphysics, and MATHEMATICA.
This course will cover the fundamentals of nanoscale colloidal processes, intermolecular forces and electrostatic phenomena at interfaces, boundary tensions and films at interfaces, electrostatic and London forces in disperse systems, interactions and self-assembly of polymer colloids, nanoparticles, surfactants and biomolecules. Applications include microfluidics; lab-on-a-chip; nano-biocolloids, vesicles, colloidosomes, polymersomes and polymer hydrogel microcapsules for drug delivery and nanostructured materials and devices.
This course reviews the historical developments of polymeric material systems, commodity, engineering, biodegradable, and high performance thermoplastics. Topics include their synthesis, structure, properties, and applications and there is also an overview of typical additives that are used to modify the properties of plastics. Knowledge of general and/or organic chemistry is recommended as a prerequisite for this course. .
Additives incorporated into polymers to modify processing and end-use properties:
reinforcements, plasticizers, stabilizers, flame retardants, colorants, biostats, blowing agents, anti-stats, impact modifiers, and processing aids.
This course covers the use of analytical and numerical methods related to engineering. Topics include ordinary differential equations, linear second order differential equations, matrices, vectors, linear systems of equations, partial differential equations. Use of numerical methods to differential equations, linear algebra, regression, interpolation, data analysis, and partial differential equations.
This course covers the basics of thermoset and thermoplastic elastomer product design. Topics include mechanical behavior, large deformation structural analysis, design for manufacturability, performance limitations, and end use applications for elastomers and assembly considerations.
This course covers the basics of elastomer processing. Topics include mixing, Rheology, extrusion, injection molding, compressing molding, and curing as it applies to elastomers.
This is a project-oriented course which utilizes current CAE programs to design extruder dies. This course will study the basic principles of extrusion die design and apply these principles in designing extrusion dies. A review of the extrusion process and the flow behavior of various polymers will be studied.
Hydraulics, machine logic, drives, pumps, motors, heaters, barrel and screw combinations, mechanical design. Hydraulic and electrical control circuits development. A semester project is required.
The concepts necessary to analyze the use of materials for implants and biomedical devices will be introduced. The role of surface and bulk material properties in the use of materials in soft tissue, blood and hard tissue will be examined.
Design and test methods for polymeric based medical devices will be examined for vascular grafts, artificial hearts, reconstructive surgery, orthopedic applications, controlled release devices and hybrid artificial organs.
Individual research and presentation in the field of plastics materials.
Individual research and presentation in the field of plastics materials.
Provides an in-depth review of the major families of engineering thermosetting resins: phenolics, aminos, polyesters, epoxies, silicones, and various polyurethanes systems. Emphasis is on the basic chemistry, inherent physical properties and processability, and the effect of polymer modifiers (additives) on the functional properties of molding compounds. Typical market sectors served and related processing/fabrication technologies used in reinforced plastics/composites are reviewed.
This course investigates the selection processes to be followed in screening material candidates, and specifying a material of record. Emphasis is placed on prioritizing performance requirements, contrasting potential candidates, reviewing processing demands, and post-fabrication schemes. The course will be based on actual case studies.
Practical review of theoretical concepts of rheological measurements with practical applications of experimental techniques. Emphasis will be on the viscoelastic properties of polymer solutions, melts, and solids with correlation with theoretical dynamic mechanical behavior.
Practical review of theoretical concepts of rheological measurements with practical applications of experimental techniques. Emphasis will be on the viscoelastic properties of polymer solutions, melts, and solids with correlation with theoretical dynamic mechanical behavior.
Individual research and presentation in the field of plastics design.
Individual research and presentation in the field of plastics processing.
Co-Req: 26.002 Plastics Safety Lecture
Measurement of mechanical properties in tension, compression, shear, and flexure; dielectric constant and dissipation factor; thermal behavior under stress; melt rheology.
Co-Req: 26.001 Plastics Safety Lecture
A comprehensive study of the history, current and future rents within biomedical devices and their applications. Students will be introduced to research techniques used to analyze the different classes of biomaterials. An overview of typical host reactions such as inflammatory response and their evaluation will be touched upon.
This course provides an integrated approach to mold engineering which includes the interrelationships of polymeric materials, engineering principles, processing, and plastics product design. Major topics include cost estimation, mold layout and feed system design, cooling systems, structural design considerations, and ejector system design. Analytical treatment of the subject matter is given based on the relevant rheology, thermodynamics, heat transfer, fluid flow and strength of materials.
A study of the fundamental principles of polymer processing, i.e., the conversion of the polymeric materials into useful articles. Correlation between process variables, material characteristics and parts design are studied to determine the functional relationships between them.
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This course reviews the common plastics manufacturing processes, including extrusion, injection molding, blow molding, thermoforming, and rotational molding. After the review, the course focus shifts to the impacts of screw design and processing parameters on the conveyance, melting, devolatilization, and mixing with single screws and compounding with twin screw extruders. This course also includes an overview of die designs, multi-shot and gas assist injection molding, film stretching and methods for heating and cooling in plastics processing.
Selection of a current biomaterial problem of interest by the individual student, examination of pertinent literature to determine present knowledge in the area, formulation of an approach to resolve or clarify the issues involved, and (time permitting) work towards the solution of the selected problem.
An introductory course in polymer science and technology including basic classification and molecular structures, synthesis, solution properties and molecular weight distribution, solid-state properties including both the amorphous and crystalline states, degradation mechanisms, polymer reactions, network formation, copolymerization and blends/alloys. This class is only
offered in the evenings and may be used as a substitute by Plastics Engineering majors for 97.503/504.
Individual research and presentation in the field of plastics product or tooling design.
A systematic evaluation of the techniques used in efficient research and development. Experimental data are analyzed and plotted using a mathematical approach. Creative thinking, problem solving, and student presentation of data are stressed. Extensive reading of research papers, analysis of such, and defense of the analysis required.
This course provides a fundamental approach to computer-aided engineering for plasticsprocessing. Emphasis is upon the theory and techniques of computer aided engineering asapplied to plastics processing problems, allowing students to understand the various assumptions and methods used to create the programs.
Modeling and process simulation in plastics processing. Design of plastic components and molds. Use of finite element programs to perform flow, cooling, and stress analysis of injection molded parts.
Process thermodynamics, energy balances, power requirements. Heat transfer, cooling equations for amorphous and crystalline materials. Equations of state, pvT applications, shrinkage and ejection forces. Isothermal cavity filling, non-isothermal effects. Coupled runner/gate/cavity flow, flow balancing. Shear heating, frozen layer development. Residual stress. Injection/compression flow. Reciprocation effects in screw plastication. Review of specialized injection molding processes. An individual research project, term paper and presentation are required.
This course deals with the preparation, characterization, behavior and properties of polymer nanocomposites, with an emphasis on the most commercially relevant systems to date, as well as new developments in the field. The major preparation routes to these materials are discussed, with an emphasis on the importance not only of dispersion but of true thermodynamic compatibility in these systems. From there, the focus shifts to describe the consequences of nanocomposite structure in trms of both molecular behavior and macroscopic properties, as informed by the most up-to-date research literature available. Case studies of specific systems will serve as opportunities to gain deeper understanding, and the safety issues surrounding nanoparticle handling will also be presented. Finally, current research by invited lecturers working in the field will be presented as time permits.
A review of patents, trademarks, copyrights and their application for protection of technology in the plastics industry. Other topics to be considered will be employee rights/non-competition agreements, foreign protection, and technology licensing. (in the Plastics Industry)
Enables graduate students to work part-time to compliment academic studies with practical industrial experience and acquire/enhance expertise in their research as well as thesis investigation.
Enables graduate students to work full time to gain practical industrial experience for one semester while on reduced course load.
A comprehensive review of thermoplastic elastomer (TPE) technology. Physical and chemical nature of the various classes of TPE's will be considered with emphasis on mechanical and rheological properties relevant to engineering applications.
This course will provide and introduction to plastics, elastomers and additives obtained from renewable resources. Processes that involve conversion (chemically/enzmatically) of naturally occurring precursors (monomers) obtained from renewable resources to plastics and elastomers will be reviewed. Brief discussion of processing, degradation and recycling of these materials will also be included.
The course provides guidance about plastics manufacturing as an integrated system with broadly applicable analysis in three areas: 1) machinery, 2) controls, and 3) operations. The machinery topics include heating/cooling, hydraulics/pneumatics, electric drives, and sensors. The controls topics include signal conditioning, data acquisition, machine controllers, and related control laws. The operations topics include process characterization, process optimization, quality control, and automation. The course is developed to support plastics processing engineers and others involved with plastics manufacturing who are performing process development, research, and machine design.
The degradation of biomaterials in the biological environment for applications such as sutures, orthopedic implants, dental implants, etc. will be reviewed. Students will analyze issues unique to the field of implants, devices and biomaterials. While reviewing new products and standards, the prospective and possibilities of biomaterials will be studied.
Individual research projects in plastics.
Individual research projects in plastics.
Individual research projects in plastics.
Individual research projects in plastics.
Individual research projects in plastics.
Individual research projects in plastics.
Individual research projects in plastics.
Individual research projects in plastics.
Individual research projects in plastics.
