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

Improved properties of thermoplastic polyurethane bio-composites

Umit Tayfun , Erdal Bayramli, Mehmet Dogan, February 2016

An isocyanate surface treatment of flax fibers produces improved interfacial interactions of the fibers with the polymer matrix, and thus stronger eco-composites.

Fabrication of poly(lactic acid) composites with improved tensile strength

Widsanusan Chartarrayawadee, February 2016

Functionalizing graphene oxide with steric acid increases its compatibility with poly(lactic acid), leading to improved tensile strength composites.

Ultrasonic twin-screw extrusion for polypropylene/carbon nanotube nanocomposites

Jing Zhong, Avraam I. Isayev, February 2016

An innovative ultrasonic twin-screw extruder with different screw designs is applied to improve the dispersion efficiency of carbon nanotubes in polypropylene.

Reduced graphene oxide as a novel nanofiller for flexible polyurethane foams

Katarzyna Pacholska, Paulina Kosmela, Lukasz Piszczyk, Michal Strankowski, February 2016

A new kind of carbon nanofiller can be used to achieve improved mechanical properties, such as apparent density, tensile strength, and elongation at break, of the modified materials.

Novel process enables more uniform wall thickness in formed composites

Dietmar Drummer, Christian Groschel, February 2016

A shaping process that works with gas pressure instead of matched dies, and without diaphragms, improves the distribution of wall thickness in formed thermoplastic composite parts.

Fracture behavior of high-density polyethylene composites

Sabrina Spatari, Sukjoon Na, Yick G. Hsuan, February 2016

The essential work of fracture concept was used to study the effect of nanoclay on the plain-strain fracturing of pristine and recycled blends.

Enhancing the processability and performance of polylactic acid resins

Emilia Garofalo , Loredana Incarnato, Luciano Di Maio, Paola Scarfato, February 2016

An in-depth study of polylactide nanocomposite molecular characteristics demonstrates that selecting appropriate organoclays for each polylactide grade is a key issue.

Improving the electrical properties of polyamide nanocomposites

Maria Jose Abad , Sonia Dopico, Xoan Garcia, Laura Arboleda-Clemente, Ana Ares-Pernas, January 2016

Preferential localization of multiwall carbon nanotubes at the polyamide interface gives rise to a high aspect ratio that can be maintained after processing, even at low filler contents.

Improved electrical properties of poly(vinyl alcohol)-based nanofiber electrolytes

Ulviya Bunyatova, Bahtiyar Salamov, Selim Acar, Zakir M. O. Rzayev , Murat Ã…Å¾imsek, January 2016

Multifunctional, chemically and physically reactive polymer blends are used as electrical conductive sites to fabricate self-assembled nanofiber structures.

Reinforced polylactic acid for use in high-strength biodegradable medical implants

Declan Devine , Sean Lyons, John Killion, Clement Higginbotham, Luke Geever, Yuanyuan Chen, January 2016

Melt compounding of polylactic acid and halloysite nanotubes produces a novel composite with good mechanical properties.

Nanoclay fibers for the reinforcement of poly(lactic acid)-based composites

Guralp Ozkoc, Canan Erpek, Ulku Yilmazer, January 2016

Halloysite nanotubes are investigated as an alternative filler material to carbon nanotubes.

Optimizing the flame retardant content of natural fiber thermoplastic composites

Leif Steuernagel, Dieter Meiners, Gerhard Ziegmann, Ahmed El-Sabbagh , Oliver Toepfer, January 2016

Aluminum trihydroxide can be used with compounded flax and polypropylene to increase flame retardance behavior, but without reducing mechanical properties.

Effects of surface modification on physical properties of bio-composites

Sanjay K. Nayak, Mohini Sain, Rajkumar Subbiah , Jimi Tjong, January 2016

Treated sisal fiber-based materials exhibit permeability, resin flow direction, and tensile strength changes compared with untreated samples.

Reinforcing polymer composites with coir fiber

Zeki Candan, Ahmed H. Hassanin, Ali Kilic , Tamer Hamouda, January 2016

Physical and mechanical measurements of novel coir/polyester and coir-glass/fiber sandwich structures, with woven glass fiber roving skins, are presented.

Investigating the geometrical shape of cellulose nanocrystals

Qiang Wu, Yanjun Li, Siqun Wang, Timothy M. Young, Yujie Meng, Biao Huang, January 2016

The 3D morphology of nanoparticles prepared from switchgrass is quantitatively and statistically characterized.

Characterization of reinforced interpenetrating polymer network composites

Debabrata Chakrabarty , Arup Mandal, December 2015

The incorporation of nanocellulose in poly(vinyl alcohol)/polyacrylamide blends provides significant improvement to mechanical properties, but has no affect on thermal stability.

Integrated computer model for intermeshing counter-rotating twin-screw extrusion

Krzysztof J. Wilczynski, Andrzej Nastaj, Adrian Lewandowski, Krzysztof Wilczynski, December 2015

Metering, melting, and solid conveying are considered in an experimentally verified simulation approach for the calculation of melting, pressure, temperature, and fill factor profiles.

Reducing the filler content of electrically conductive composites

Bluma G. Soares, Matthaus D. P. P. da Cunha, Silvia D. A. S. Ramoa, Guilherme M. O. Barra, Claudia Merlini , Alessandro Pegoretti, December 2015

Polypyrrole-coated peach palm fibers can be used within a polyurethane matrix to achieve a good level of electrical conductivity and high electromagnetic interference shielding effectiveness.

Phosphorus compounds improve flame retardancy of unsaturated polyesters

Mukesh Kathalewar, Kunal Wazarkar, Anagha Sabnis, December 2015

Two novel phosphorus-containing reactive flame retardants were synthesized and incorporated into unsaturated polyester to enhance its thermal stability and flame retardancy.

Angle analysis for the evaluation of in-plane anisotropic properties

Claudio Di Fratta, December 2015

A new approach, based on angle measurements in simple unidirectional tests, reduces the time, samples, and costs required for determination of material parameters such as textile permeability.

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