Influence of structure and solubility of chain transfer agents on the RAFT control of dispersion polymerisation in scCO<sub>2</sub>
Ana Alves Costa Pacheco, Arnaldo F. Silva, Kristoffer Kortsen, Magnus W. D. Hanson‐Heine, Vincenzo Taresco, Jonathan D. Hirst, Muriel Lansalot, Franck D’Agosto, Steven M. Howdle
Abstract
RAFT dispersion polymerisation of methyl methacrylate is performed in scCO 2 with 2-(dodecylthiocarbonothioylthio)-2-methylpropionic acid (DDMAT) present as chain transfer agent (CTA) and surprisingly shows good control over PMMA molecular weight.
Topics & Concepts
RaftChain transferSolubilityDispersion (optics)Dispersion polymerizationPolymerizationPolymer chemistryReversible addition−fragmentation chain-transfer polymerizationChemical engineeringMaterials scienceChain (unit)ChemistryPolymerOrganic chemistryRadical polymerizationOpticsEngineeringPhysicsAstronomyAdvanced Polymer Synthesis and CharacterizationPolymer crystallization and propertiesbiodegradable polymer synthesis and properties