Graft copolymerization of methylmethacrylate with N-substituted maleimide-styrene copolymer by ATRP

T. Çakir, I. E. Serhatli*, A. Önen

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

17 Citations (Scopus)

Abstract

Atom transfer radical polymerization (ATRP) was employed to prepare graft copolymers having poly(MBr)-alt-poly(St) copolymer as backbone and poly(methyl methacrylate) (PMMA) as branches to obtain heat resistant graft copolymers. The macroinitiator was prepared by copolymerization of bromine functionalized maleimide (MBr) with styrene (St). The polymerization of MMA was initiated by poly(MBr)-alt-poly(St) carrying bromine groups as macroinitiator in the presence of copper bromide (CuBr) and bipyridine (bpy) at 110°C. Both macroinitiator and graft copolymers were characterized by 1H NMR, GPC, DSC, and TGA. The ATRP graft copolymerization was supported by an increase in the molecular weight (MW) of the graft copolymers as compared to that of the macroinitiator and also by their monomodal MW distribution.

Original languageEnglish
Pages (from-to)1993-2001
Number of pages9
JournalJournal of Applied Polymer Science
Volume99
Issue number5
DOIs
Publication statusPublished - 5 Feb 2006

Keywords

  • ATRP
  • Alternating copolymers
  • Graft copolymers
  • N-substituted maleimide
  • Polymaleimide

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