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Updated: May 10, 2026

Controlling the Size, Shape and Stability of Supramolecular Polymers in Water

Controlling the Size, Shape and Stability of Supramolecular Polymers in Water

Published on: August 2, 2012

Tuning polymer micelle size and dynamics with solvophobic block structure.

Polina S Kazaryan¹, Alexander V Chertovich², Alexey A Gavrilov²

¹Faculty of Physics, Lomonosov Moscow State University, 119991 Moscow, Russia; A.N. Nesmeyanov Institute of Organoelement Compounds Russian Academy of Sciences (INEOS RAS), 119991 Moscow, Russia.

Journal of Colloid and Interface Science

|November 10, 2024

Summary

Copolymer sequence significantly impacts micelle formation and dynamics. Modifying solvophobic block sequences, even with soluble units, alters micelle size and stability, offering new control over self-assembly.

Keywords:

Block-random copolymers Computer simulations Copolymer sequences Micelles Self-assembly

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Assembly and Characterization of Polyelectrolyte Complex Micelles

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Last Updated: May 10, 2026

Controlling the Size, Shape and Stability of Supramolecular Polymers in Water

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Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions

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Assembly and Characterization of Polyelectrolyte Complex Micelles

Assembly and Characterization of Polyelectrolyte Complex Micelles

Published on: March 2, 2020

Area of Science:

Polymer Science
Materials Science
Computational Chemistry

Background:

Copolymers with mixed solvophobic blocks are of recent interest for micelle formation.
Sequence variations in copolymer blocks may influence micellization differently than simple incompatibility parameter changes.

Purpose of the Study:

Investigate how copolymer solvophobic block sequence affects micelle formation and dynamics.
Explore sequence effects beyond the overall incompatibility parameter.

Main Methods:

Utilized coarse-grained simulations to study twelve types of solvophobic block copolymers.
Introduced an effective incompatibility parameter for quantitative comparisons across different fractions (f).
Analyzed micelle size distributions, dynamics, and chain escape rates.

Main Results:

Micelle size and dynamics strongly depend on the fraction (f) and sequence details of solvophobic blocks.
Reactivity ratios in statistical copolymerization models significantly influence micelle characteristics.
Gradient-like sequences increased micelle size and slowed dynamics.
Incorporating soluble units into solvophobic blocks reduced kinetically frozen states.

Conclusions:

Copolymer sequence is a critical factor in controlling micelle self-assembly and stability.
Sequence engineering offers a powerful tool to tune copolymer micelle properties.
Understanding sequence-structure-dynamics relationships is key for designing advanced materials.