Welcome to the Thermoplastics section. The latest articles for this section are displayed below:

Understanding the properties of processed polyamide 11

Katalee Jariyavidyanont, René Androsch, Jason L. Williams, Alicyn M. Rhoades, Ines Kühnert, and Walter Focke
20 March 2018
Calculating different cooling rates for injection-molded polyamide 11 enables successful prediction of crystal polymorph details in actual molded parts.

Structure-property relationships of 3D-printed carbon nanotube/polymer composites

Huseini S. Patanwala and Anson W. K. Ma
26 December 2017
A dimensionless volumetric flow rate is found to be a critical parameter for understanding the microstructure and subsequent mechanical properties of 3D-printed composites.

UV-induced changes to the structure of polycarbonate

Sanboh Lee and Julie P. Harmon
19 December 2017
Experiments reveal that acetone absorption induces crystallinity in polycarbonate and that the irradiated samples exhibit enhanced solvent crystallization.

Electrospinning chitosan nanopowders into biocompatible polymeric mats

Xueqiong Yin, Jiazhi Ma, Junhua Chen, Wenyuan Dong, Qinhuan Zeng, and Li Zhu
21 November 2017
Chitosan nanopowders can be electrospun into nanofibers together with a poly(vinyl alcohol) solution to create chitosan-based mats with good blood compatibility.

High-efficiency hot embossing for polypropylene

Jingyao Sun, Daming Wu, Ying Liu, Zhenzhou Yang, and Pengsheng Gou
7 November 2017
A new plate-to-plate isothermal hot embossing method with a low cycle time enables highly uniform microstructures to be introduced in semicrystalline polymers for use in practical devices.

Hollow-fiber membrane trapper for sulfur-free hydrogen source

Ligang Lin, Qi Cheng, Kai Huang, Tiantian Zheng, Zhifu He, and Sisi Ma
8 September 2017
A polyimide hollow-fiber membrane trapper with adsorption channels that enables sulfur to be removed from hydrocarbon fuels could provide a sulfur-free hydrogen source for fuel-cell applications.

New criteria for evaluating the scratch-resistance properties of polypropylene

Han Jiang, Chengkai Jiang, Guozheng Kang, Qianhua Kan, Jianwei Zhang, and Yonghua Li
28 July 2017
Several suitable measures of scratch resistance are assessed, and polypropylene with large yield strength and small elastic modulus is found to exhibit the best quality.

Coconut shell powder improves the mechanical performance of polypropylene biocomposites

Sarat Kumar Swain, Niladri Sarkar, and Gyanaranjan Sahoo
21 July 2017
Acrylic-modified coconut shell powder reinforces a hydrophobic polypropylene matrix and leads to a semi-ductile nature that may make the biocomposite suitable for use in construction.

Rapid fabrication of various molds for polymer lens arrays

Chih-Yuan Chang
22 June 2017
A one-step method enables the fabrication of molds with concave lens array patterns, which can be used for the replication of polymer lens arrays.

Investigating the tribology of poly-ether-ether-ketone at high temperatures

Qiufeng Wang, Yunxia Wang, Na Fan, Mengjiao Wang, Fengyuan Yan, and Hongling Wang
6 April 2017
The change in crystallinity of polymer samples at high temperature was used to analyze fretting wear behavior.