Synthesis and Characterization of Amphiphilic Diblock Copolymer by Reverse Iodine Transfer Polymerization (RITP)

Author:

Chaibi Wahiba12,Bennabi Lamia2,Boukhouya Imene2,Guemra Kaddour2

Affiliation:

1. Scientific and Technical Research Center in Chemistry and Physics Analysis (CRAPC) , Bousmail, RP 42415, Tipaza , Algeria

2. Physical and Organic Macromolecular Chemistry Laboratory (LCOPM) , Faculty of Science, University “Djillali Liabes” of Sidi Bel-Abbes , BP 89, Algeria

Abstract

Abstract Iodine transfer radical homo- and diblock copolymerization of N-[3-(dimethylamino)propyl] methacrylamide (DMAPMA) with methyl methacrylate (MMA) were carried out in the presence of iodine I2 and 2,2′-azobis(isobutyronitrile) (AIBN) as chain transfer agent and initiator, respectively. Using reverse iodine transfer polymerization (RITP) method based on the in situ generation of transfer agents using molecular iodine I2. The homopolymer and copolymer were characterized by FT-IR and 1H NMR. The self-assembly behaviours of diblock copolymer in water are studied by viscosity and tensiometry techniques. The water-soluble fraction of P(DMAPMA-b-MMA) block copolymer formed micelles which were investigated at 25°C in water at 0.2 mg.mL−1 concentration using a tensiometry device. Dynamic light scattering technique (DLS) was performed over a wide range of concentration to determine hydrodynamic size of the aggregates.

Publisher

Editura Universitatii Alexandru Ioan Cuza din Iasi

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1. Synthesis of Amphiphilic Diblock Copolymer and Study of Their Self-assembly in Aqueous Solution;Journal of Inorganic and Organometallic Polymers and Materials;2020-02-06

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