Cyclic-carbonate functionalized polymer brushes on polymeric microspheres: Immobilized laccase for degradation of endocrine disturbing compounds

Gulay Bayramoglu*, Bunyamin Karagoz, M. Yakup Arica

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

63 Citations (Scopus)

Abstract

A novel support material containing cyclic carbonate group for facile enzyme immobilization was synthesized from [poly(styrene-co-divinylbenzene)-graft-poly(glycidyl methacrylate)] “[PS-co-DVB-g-P(GMA)]” microsphere under carbon dioxide atmosphere. It was named as (poly(styrene-co-divinylbenzene)-graft-poly(cyclic-carbonate methacrylate)] “[PS-co-DVB-g-P(CCMA)]” microsphere. Laccase was covalently immobilized using the microspheres carrying cyclic epoxy and cyclic carbonate groups. The amount of enzyme loading on the cyclic carbonate groups of the microspheres was 47.8 mg/g. The immobilized enzyme was used for degradation of Bisphenol A, and Congo Red dye in packed bed reactor. The immobilized laccase preserved its initial activity about 67.5% and 93.0% for degradation of Bisphenol A and Conge Red, respectively.

Original languageEnglish
Pages (from-to)407-417
Number of pages11
JournalJournal of Industrial and Engineering Chemistry
Volume60
DOIs
Publication statusPublished - 25 Apr 2018

Bibliographical note

Publisher Copyright:
© 2017 The Korean Society of Industrial and Engineering Chemistry

Funding

This work was supported by a project grant number 113Z427 from The Scientific and Technological Research Council of Turkey . We would like to thank Dr. Bekir Salih and Dr. Omur Çelikbicak for MALDI-Tof-MS analysis, Hacettepe University, Department of Chemistry.

FundersFunder number
Türkiye Bilimsel ve Teknolojik Araştirma Kurumu

    Keywords

    • Endocrine disturbance
    • Environmental biotechnology
    • Immobilized laccase
    • Nano-structured materials
    • Packed bed reactor

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