Preparation of porous ultra-fine poly(vinyl cinnamate) fibers

Won Seok Lyoo, Ji Ho Youk, Sung Won Lee, Won Ho Park

Research output: Contribution to journalArticlepeer-review

46 Scopus citations

Abstract

In this study, a new method of preparing porous ultra-fine fibers via photo-crosslinking was developed. Ultra-fine poly(vinyl cinnamate)/poly(3- hydroxybutyrate-co-3-hydroxyvalerate) (PVCi/PHBV) blend fibers were electrospun and then the PVCi was photo-crosslinked by UV irradiation. PVCi and PHBV were immiscible and the phase separation proceeded during the electrospinning process. After the photo-crosslinking of PVCi, PHBV was extracted from the blend fibers with chloroform. The average pore sizes in the remaining ultra-fine PVCi fibers were increased with increasing the content of PHBV in the ultra-fine PVCi/PHBV fibers.

Original languageEnglish
Pages (from-to)3558-3562
Number of pages5
JournalMaterials Letters
Volume59
Issue number28
DOIs
StatePublished - Dec 2005

Bibliographical note

Funding Information:
This work was supported by grant no. RTI-01-04 from the Regional Technology Innovation Program of the Ministry of Commerce, Industry and Energy (MOCIE).

Keywords

  • Electrospinning
  • Photo-crosslinking
  • Poly(3-hydroxybutyrate-co-3-hydroxyvalerate)
  • Poly(vinyl cinnamate)
  • Porous ultra-fine fibers

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