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Latest Article

Longitudinal ultrasonic-assisted microinjection molding process for improved mold filling

Shan Gao
Theoretical calculations and simulations have been created to analyze the mechanism of melt flow and can be used to guide selection of process parameters.

Recent Articles

Minimizing wrinkling of thermoformed polymer films

G. Prasath Balamurugan, Rohan N. Pukadyil, Michael R. Thompson, Kent E. Nielsen, and Frank A. Brandys
30 November 2016
Biaxial stretching of laminates during thermoforming relieves stored compressive stresses and produces decorative parts with improved surface appearance.

Influence of process parameters on fiber orientation in reinforced thermoplastics

Teresa Möbius, Rico Blei, Niels Modler, Camilo Pérez, and Tim A. Osswald
24 November 2016
Simulations and experiments are conducted to determine how the fiber orientation of composite parts changes during a hot-press manufacturing process.

Starve-fed single-screw extrusion of polymer blends

Krzysztof J. Wilczyński, Adrian Lewandowski, and Krysztof Wilcyński
21 November 2016
In contrast to flood-fed extrusion, two distinct stages of melting are observed during starve-fed extrusion and a novel melting mechanism is thus proposed.

Novel nanocarbon/polyurethane composites for corrosion resistant coatings

Srinivasarao Pilla, Rohit Ranganathan Gaddam, Ramanuj Narayan, and Kothapalli V. S. N. Raju
17 November 2016
A versatile synthesis method is used to realize high-performance nitrogen-core hyperbranched polymer–carbon nanohorn hybrid materials.

Influence of graphene oxide inpolytriazoleimide nanocomposites

Balasubramanian Rukmanikrishnan, Bajaji Sadhasivam, and Sarojadevi Muthusamy
11 November 2016
Polytriazoleimide composites containing at least 1wt graphene oxide nanoparticles exhibit substantially improved thermal, mechanical, flame retardancy, dielectric, and water-absorption properties.

Magnetite nanoparticle polymer composites for prolonged and controlled drug release

Burcu Oktay, Serap Demir, and Nilhan Kayaman-Apohan
9 November 2016
Hydrogel samples that contain drug-loaded magnetite particles exhibit good release characteristics in both the presence and absence of a magnetic field.

Using physical and simulated data to improve injection molding performance

María G. Villarreal-Marroquín, Po-Hsu Chen, Rachmat Mulyana, José M. Castro, Thomas J. Santner, and Angela M. Dean
7 November 2016
A novel, calibrated-predictor-based optimization methodology is used to identify the best compromises between competing processing conditions.

Increasing the efficiency of plate to plate hot embossing

Daming Wu, Jingyao Sun, Ying Liu, Zhenzhou Yang, Hong Xu, Xiuting Zheng, and Pengsheng Gou
4 November 2016
A new method for plate to plate hot embossing has been developed, greatly decreasing the cycle time required for the process.

Fabrication of polymer nanofiber arrays using thermal nanoimprint lithography

Paritat Muanchan, Shohei Suzuki, Takashi Kyotani, and Hiroshi Ito
31 October 2016
Controlling the molten polymer flow in anodic aluminum oxide templated thermal nanoimprinting produces polymer nanofiber arrays with reproducible well-defined fiber lengths and aspect ratios.

Light diffusion properties of polycarbonate composites

Na Song, Xingshuang Hou, Peng Ding, and Liyi Shi
28 October 2016
A two-step melt-blending process and silicate microsphere/nanotitania hybrid fillers provide optimum optical and mechanical properties.