Preparation of EVOH film and infrared spectroscopic study of its heat preservation property

  • Hai Long Cui*
  • , Zhao Hui Wang
  • , Hong Wen Jiao
  • , Shi Xiang Lu
  • , Wen Guo Xu
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

EVOH, PE and EVA films were prepared by extrusive blowing techniques, the optic capability, transmittance, haze, infrared anti-transmittance and heat preservation of the films were studied by IR spectroscopy and optic block. The result indicated that the haze degree of the EVOH film decreased about 10% and 5% compared to PE film and EVA film respectively, EVOH film's transmission of IR is much less than other films in the 2.5~25 μm wavelength range, it is just 9.03% in 7~14 μm wavelength range, and about 27% less than EVA film, while much less than PE film. It was found that EVOH film has much better capability of infrared anti-transmittance and point-blank light transmission than other two kinds of films. It was good for calefaction and heat preservation of greenhouse.

Original languageEnglish
Pages (from-to)1518-1520
Number of pages3
JournalGuang Pu Xue Yu Guang Pu Fen Xi/Spectroscopy and Spectral Analysis
Volume31
Issue number6
DOIs
Publication statusPublished - Jun 2011

Keywords

  • Agricultural film
  • Haze
  • Heat preservation
  • Infrared anti-transmittance
  • Transmission of IR

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