Molecularly Imprinted Polymer Micro- and Nano-Particles. A review

Area of Science:

• Analytical Chemistry
• Materials Science
• Polymer Chemistry

Background:

• Molecularly imprinted polymers (MIPs) are recognized for selective analyte determination in complex samples.
• MIPs possess inherent stability, robustness, and cost-effective synthesis.
• Incorporating nanoparticles into MIPs can enhance existing properties and introduce new functionalities.

Purpose of the Study:

• To review recent (since 2015) innovative strategies combining MIPs with nanoparticles.
• To discuss the impact of nanoparticles on MIP polymerization and imprinting processes.
• To evaluate how nanoparticle integration affects the adsorption efficiency of MIPs.

Main Methods:

• Literature review focusing on MIP-nanoparticle composites published since 2015.
• Analysis of synthesis approaches yielding various MIP nanostructures (monoliths, micro/nanoparticles).
• Discussion of nanoparticle roles in polymerization kinetics and imprinting factor.

Main Results:

• Nanoparticle incorporation significantly boosts MIP performance in selectivity and sensitivity.
• Diverse nanoparticle types enable tailored nanostructured MIP design for specific analytical challenges.
• Synthesis methods influence the final MIP structure and its binding characteristics.

Conclusions:

• The synergy between MIPs and nanoparticles presents advanced solutions for sensitive and selective molecular recognition.
• Nanoparticle-enhanced MIPs offer versatile platforms for analytical applications.
• Future research should focus on optimizing nanoparticle-MIP interactions for superior analytical outcomes.