
Explore the fundamentals of polymer science from a mechanical engineering perspective, covering addition and condensation polymerization, mechanical and thermal properties, testing methods, and material selection.
Explore the syllabus and course structure, and learn how polymers form, differ by formulation, and exhibit mechanical and thermal properties, tested by DSC and TDA, plus a case study.
Explore specialization options and certification paths in plastics engineering: earn Udemy certificates for each course, then a custom specialization certificate from the instructor after finishing all three.
Define polymers as large macromolecules formed by repeating monomers. Explain natural versus synthetic polymers, and distinguish plastics from polymers with examples such as dna, proteins, rubber, abs, and petg.
Explore the two main polymerization processes—addition (chain growth) and condensation (step growth)—and how monomers link into polymers, noting catalysts influence properties and water byproducts in condensation.
Explore the structure and properties of polymers, from linear, branched, cross-linked to network polymers, and classify natural versus synthetic polymers, thermoplastics, elastomers, and thermosets, with applications and performance trade-offs.
Explore how polymers respond to stress and strain, including brittle behavior, yield and plastic deformation, and how molecular weight and crystallinity influence tensile strength.
Explore tensile strength, modulus, and elongation in polymers, noting their lower strength and modulus than metals, high elongation at break, low density, and elasticity.
Analyze impact resistance and toughness of polymers, detailing how plastic deformation dissipates energy via internal friction, sound, and heat, and compare to metals for material selection.
Examine melting temperature and glass transition temperature in polymers, distinguishing crystalline melting from amorphous transitions, and note non-Newtonian viscosity and steady pressure during processing.
Explore heat deflection temperature (HDT) for thermoplastics, measuring deformation resistance under a constant load at elevated temperatures, and compare this to thermal expansion for reliable automotive enclosure design.
Explore how thermal degradation breaks polymer bonds at high temperatures, reducing molecular weight and properties. Learn how thermal stability resists degradation to support long life and recycling.
Explore polymer testing and characterization methods such as DSC, TGA, DMA, and FTIR to assess thermal transitions, degradation, viscoelastic behavior, and molecular structure.
Explore how mechanical testing evaluates polymers for specific applications by measuring tensile strength, modulus, elongation, impact resistance, and toughness; apply findings to material selection, design optimization, and durability assessments.
Explore a real-world case study on selecting high-temperature polymers for an electronics enclosure, addressing 150°C resistance, mechanical integrity for 24 months, and reliable environmental sealing.
Explore the structure, properties, and applications of polymers from a mechanical engineering perspective, including addition and condensation polymerization and stress-strain curves. Learn to assess polymers with DSC, TGA, and DMA.
Welcome to the fascinating world of "Polymer Engineering," where creativity meets science, and innovation knows no bounds. In this introductory course, we invite you to embark on a transformative journey through the diverse landscape of polymers from a mechanical engineering perspective.
Discover how polymers shape the backbone of modern technology and everyday life. Learn the foundations of polymer science as we demystify the art of addition and condensation polymerization, understanding how these processes give birth to a myriad of unique polymer materials.
Delve into the heart of mechanical properties, exploring stress-strain curves, tensile strength, impact resistance, and more. Gain the knowledge to understand the design of robust and efficient polymer components that stand the test of time and stress.
Unravel the mysteries of thermal properties as we navigate melting temperatures, glass transition points, thermal expansion, and thermal degradation. Armed with this understanding, you will be able to design polymer components that thrive under a wide range of temperature conditions.
Through polymer testing and characterization, you'll learn to understand the polymers using cutting edge techniques like DSC, TGA, DMA, and FTIR. Harness this knowledge to select the perfect materials for your specific engineering applications, ensuring optimal performance and efficiency.
So, join me on this extraordinary odyssey of innovation and exploration. Become a trailblazer in the world of polymer engineering, where the possibilities are limitless. Together, let's shape a brighter, more sustainable future with the transformative power of polymers. The journey starts now!