SPE Library
The SPE Library contains thousands of papers, presentations, journal briefs and recorded webinars from the best minds in the Plastics Industry. Spanning almost two decades, this collection of published research and development work in polymer science and plastics technology is a wealth of knowledge and information for anyone involved in plastics.
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Technical article briefs
Toughness of center-cracked polypropylene films
A simple tensile test method that uses the strain energy of materials predicts the failure strength of multilayer films.
Water uptake and its effect on biocomposites
A non-Fickian model of moisture diffusion in a hemp/polypropylene composite allows better prediction of moisture uptake and its related effect on mechanical properties.
Improving polymer blend nanocomposite films
Comparing anisotropic and isotropic nanocomposites reveals unexpected behavior as a result of compatibilization.
Improving nanocomposites by adjusting injection-molding conditions
Varying the temperature during injection molding substantially improves the mechanical and thermal properties of polyamide nanocomposites reinforced with glass fiber and nanoclay.
Improving the mechanical behavior of polypropylene nanocomposites
The addition of smectite-based nanoclays with appropriate compatibilizers can enhance the mechanical properties of polypropylene matrices.
Flow simulation software to optimize coextrusion die design
Virtual fine-tuning of coextrusion dies using a flow simulation software reduced the lead time and the number of fine-tuning cycles in experiments by 35 significantly cutting the cost of designing a die.
Investigating agricultural waste-reinforced polyurethane elastomer green composites
Enhancing interfacial interactions between natural filler and polymer matrix by modifying the surface of rice straw results in stronger thermoplastic polyurethane-based eco-composites.
A step toward lightweight, high-performance supercapacitors
A new lightweight, electrically conductive polymer nanocomposite may prove suitable for current-collector applications in supercapacitors.
Altering the mechanical properties of syntactic foams
Addition of carbon fiber reinforcements and hollow glass microspheres improves damping properties and storage modulus values of epoxy syntactic foams.
Monitoring polymer melt rheology during injection molding
Monitoring the rheological properties of a polymer under different processing parameters gives insight into its melt state and allows the quality of injection-molded parts to be predicted.
High-surface-area and high-porosity conductive nanostructures
Anchoring multiwalled carbon nanotubes to polymeric nanofibers produces conductive nanostructures with high surface area and high porosity.
Adding carbon nanoparticles with different geometries to poly(ethylene terephthalate)
The addition of expanded graphite and single-walled carbon nanotubes to poly(ethylene terephthalate) leads to a range of enhanced mechanical and barrier properties in the resultant nanocomposite.
Novel approach for achieving tight injection-molding tolerances
Stacked melt temperature and pressure sensors are used to accurately model the shrinkage of molded parts.
Acid-free preparation of natural rubber/clay nanocomposites
Preparing natural rubber/clay nanocomposites by a drying rather than acid coagulation method improves the thermal resistance, tensile strength, and modulus of the rubber vulcanizates.
Effective control of warping during injection molding
Local mold temperature settings can be used to reduce the amount of warpage in fabricated thin-walled plastic parts.
Predicting long-term creep of polymer blends
Time-temperature superposition principles successfully forecast behavior under long-term loading.
Estimating ASTM melt flow rates from oscillatory shear rheology
A new approach makes it possible to estimate all ASTM-standard flow rates and flow-rate ratios from a single run of small-amplitude oscillatory shear testing.
Functionally graded porous membranes for effective sound absorption
Tailoring the microstructure of biobased open-cell porous materials could enable the development of innovative, eco-friendly thermoplastic packages for acoustic applications.
Effect of inorganic pigments on the hygrothermal properties of wood-plastic composites
The addition of iron oxide pigments to wood-plastic composites results in an increase in the flexural strength and moduli they exhibit after hygrothermal aging tests.
New solutions for metal/plastic hybrid design via nano-molding technology
Novel glass-fiber-reinforced compound solutions enable high adhesion between metal and plastic, improved mechanical properties, superior chemical resistance, and desirable aesthetics for consumer electronics.
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