Related Experiment Video
Updated: Mar 30, 2026
14:24
Manufacturing of Three-dimensionally Microstructured Nanocomposites through Microfluidic Infiltration
Published on: March 12, 2014
13.0K
Doubly curved nanofiber-reinforced optically transparent composites
Md Iftekhar Shams1, Hiroyuki Yano1
1Research Institute for Sustainable Humanosphere, Kyoto University, Uji, Gokasho, Kyoto 611-0011, Japan.
Scientific Reports
|November 11, 2015
Summary
Researchers created novel transparent composites using chitin nanofibers and acrylic resin. These materials exhibit low thermal expansion and 3D shape moldability, ideal for advanced optical applications.
Area of Science:
- Materials Science
- Polymer Science
- Nanotechnology
Background:
- Developing optically transparent composites with low thermal expansion is crucial for precision optical components.
- Traditional methods often struggle to achieve both transparency and controlled thermal properties.
Purpose of the Study:
- To prepare doubly curved, optically transparent composites reinforced with chitin nanofibers.
- To achieve low thermal expansion and 3D shape moldability in these novel materials.
Main Methods:
- Fabrication via hot pressing of vacuum-filtered Pickering emulsions.
- Utilizing hydrophobic acrylic resin monomer, hydrophilic chitin nanofibers, and water.
- Employing a chitin nanofiber network to prevent monomer droplet coalescence.
Main Results:
- Successfully prepared doubly curved, optically transparent composites.
- Achieved a low thermal expansion coefficient of 15 ppm/K.
- Demonstrated 3D shape moldability of the composite material.
Conclusions:
- Chitin nanofibers effectively stabilize emulsions and reinforce transparent composites.
- The developed material offers a promising solution for fabricating complex optical precision parts with tailored thermal properties.
