New photoinitiating systems for cationic polymerization acting at near UV and visible range

Binnur Aydogan, Yasemin Yuksel Durmaz, Muhammet U. Kahveci, Mustafa Uygun, M. Atilla Tasdelen, Yusuf Yagci*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

13 Citations (Scopus)

Abstract

New photoiniting systems for cationic polymerization acting at near UV and visible range are described. The applicability of acylgermanes as a new class of free radical promoters for photoinitiated cationic polymerization is demonstrated. Moreover, the use of substituted vinyl halides as source for readily oxidizable free radicals is presented. The polymerization of vinyl ethers can be initiated by the irradiation of substituted vinyl halides in the presence of Lewis acids such as zinc halide. Furthermore, possibilities for conducting cationic polymerization at visible range by using highly conjugated thiophene derivatives are demonstrated. Mechanistic aspects of all initiating systems are discussed.

Original languageEnglish
Pages (from-to)25-34
Number of pages10
JournalMacromolecular Symposia
Volume308
Issue number1
DOIs
Publication statusPublished - Oct 2011

Keywords

  • acyl german
  • cationic polymerization
  • dithienothiophene
  • photopolymerization
  • vinyl halides

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