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Dynamic Bonds: Adaptable Timescales for Responsive Materials.

Shiwanka V Wanasinghe1, Obed J Dodo1, Dominik Konkolewicz1

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Summary
This summary is machine-generated.

This review explores controlling the speed of dynamic bonds in polymers. Fine-tuning these bonds enables advanced polymer properties like self-healing and recyclability.

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Area of Science:

  • Polymer Chemistry
  • Materials Science

Background:

  • Dynamic bonds impart unique properties to polymers, including self-healing, recyclability, and shape memory.
  • Extensive research has focused on synthesizing diverse dynamic linkers and materials.

Purpose of the Study:

  • To review methods for controlling the timescales of dynamic bonds in polymers.
  • To highlight how structural modifications and external factors tune dynamic material properties.

Main Methods:

  • Consideration of eight dynamic bond types: urea/urethanes, boronic esters, Thiol-Michael exchange, Diels-Alder adducts, transesterification, imine bonds, coordination bonds, and hydrogen bonding.
  • Analysis of structural modifications and external stimuli used to modulate bond dynamics.

Main Results:

  • Demonstration of various strategies for fine-tuning dynamic bond kinetics.
  • Identification of key factors influencing the dynamic character of polymer materials.

Conclusions:

  • Tailoring dynamic bond timescales is crucial for developing advanced polymer materials.
  • Strategies involve manipulating kinetic effects and bond thermodynamics for precise control.