Development of the Functional Packaging Paper for Ethylene Gas Absorption Using Charcoal

숯을 이용한 에틸렌가스 흡착 기능성 포장지 개발

Jeong, Cheon-Soon;Park, Sung-Min;Won, Jong-Myoung;Lee, Sung-Jae
정천순;박성민;원종명;이성재

  • Published : 20030000

Abstract

The ability of ethylene absorption and the possibility of reusing the functional packaging paper made of charcoal powder and pulp were examined. White charcoal powder absorbed relatively higher concentrations of supplied ethylene than black charcoal powder. Compared with wetting agent A, the polyacrylamide was more effective in absorbing ethylene among other absorbents. The ethylene absorption ability was higher in the functional pulp paper, and it maintained for 5 days. The higher concentrations of charcoal in the paper showed the greater absorption ability of ethylene. However, there were no statistical differences between 120% and 150% of charcoal treatments. To determine the possibility of recycling the papers, the used papers were dried before examining the ethylene absorption ability. It was found that the reused papers had the similar ethylene absorption ability, compared with that of new papers.

본 연구에서 목탄분과 펄프를 혼합해서 개발한 기능성 포장지에 대해 에틸렌 흡착능과 재사용 가능성에 대해 검토한 결과는 다음과 같다. 목탄분 및 전착제 종류에 따른 에틸렌 흡착능은 흑탄보다는 백탄에서 약간 우세하였고, 전착제 polyacrylamide(PAM)보다는 A제에서 흡착량이 많았다. 펄프 단독보다는 펄프와 목탄분을 혼용한 포장지에서 초기의 에틸렌 흡착능이 많았고, 처리 5일까지 지속적으로 효과가 나타났다. 목탄분의 100%에서 150%까지 농도에 따른 효과는 무처리구보다는 목탄분의 농도가 높을수록 흡착이 다소 많았지만, 처리 간에 뚜렷한 차이는 보이지 않았다. 에틸렌 흡착 최대성능은 매일 100ppm의 에틸렌을 10mL씩 주입 후 측정한 결과 무처리구보다는 목탄분을 혼용한 포장지에서 지속적인 흡착효과가 인정되었다. 재사용된 포장지의 에틸렌 흡착능은 사용 전 포장지와 유사한 에틸렌량을 흡착하며 건조 후 재사용해도 문제는 없을 것으로 판명되었다.

Keywords

References

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