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Responsive Polymers as Sensors, Muscles, and Self-Healing Materials
Qiang Matthew Zhang1, Michael J Serpe2
1Department of Chemistry, University of Alberta, Edmonton, Alberta, Canada, T6G 2G2.
Topics in Current Chemistry
|March 21, 2015
Summary
Responsive polymers change size with environmental stimuli, enabling functions like lifting, sensing, and self-healing. This chapter explores various triggers and applications for these smart materials.
Area of Science:
- Materials Science
- Polymer Chemistry
- Biomimetic Engineering
Background:
- Responsive polymer-based materials exhibit dynamic changes in size.
- These transformations, known as mechanotransduction, are driven by environmental stimuli.
- Such materials offer potential for advanced functionalities in various technological domains.
Purpose of the Study:
- To explore the diverse applications of responsive polymers.
- To detail the mechanisms of mechanotransduction in polymers.
- To highlight the use of responsive polymers in artificial muscles, self-healing materials, and sensors.
Main Methods:
- Reviewing examples of mechanical responses triggered by external stimuli.
- Analyzing polymer swelling and shrinking behaviors.
- Focusing on the relationship between polymer response and desired effects.
Main Results:
- Responsive polymers can be triggered by electric/magnetic fields, hygroscopicity, pH, and temperature.
- These materials demonstrate capabilities for lifting masses, moving objects, and sensing species.
- Self-healing properties in polymers are achievable through controlled responses.
Conclusions:
- Responsive polymers offer versatile solutions for advanced material applications.
- Understanding mechanotransduction is key to designing functional polymer-based systems.
- The chapter provides a comprehensive overview of stimuli-responsive polymer applications.
