使用从巴鲁 (Dipteryx alata) 获得的活性碳去除乙烯. 废弃物,并与氧化铜浸
Ana Carolina de Jesus Oliveira1, Camilla Alves Pereira Rodrigues2, Maria Carolina de Almeida3
1School of Agronomy, Federal University of Goiás, Goiania 74690-900, Brazil.
Molecules (Basel, Switzerland)
|June 27, 2024
概括
从巴鲁废物中入氧化铜的活性炭有效地去除乙烯,延长水果的收获后寿命. 与原始活性炭相比,这种低成本的吸附剂显著增强了乙烯清理能力.
科学领域:
- 农业科学 农业科学
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
背景情况:
- 乙烯气加速水果的成熟,衰老和收获后的损失.
- 活性炭在农业储存和运输中被用作乙烯清除剂.
- 巴鲁废物为活性炭生产提供了潜在的可持续来源.
研究的目的:
- 为了研究从巴鲁废物中提取的氧化铜浸活性炭作为乙烯吸附剂的有效性.
- 评估铜氧化物添加对巴鲁废物活性炭乙烯吸附能力的影响.
主要方法:
- 活性炭是从巴鲁废物中制造出来的,并随后与氧化铜浸.
- 描述技术包括X射线衍射 (XRD),N2吸附-脱落,场发射扫描电子显微镜 (FESEM) 与能量分散X射线光谱 (EDS) 以及红外 (IR) 光谱.
- 量化了乙烯吸附能力,并比较了原始和氧化铜浸活性炭.
主要成果:
- 与原始活性炭 (1111μggg-1) 相比,来自baru废物的氧化铜浸活性炭显示出明显更高的乙烯去除能力 (1667μgg-1).
- 改性碳表现出增强的吸附性能,特别是在低度的乙烯中.
- 鉴定证实了铜氧化物成功地加入到活性炭结构中.
结论:
- 从巴鲁废物中提取的活性炭,特别是当它与氧化铜浸时,是有效和经济高效的乙烯去除材料.
- 这些材料显着有望通过减轻乙烯诱导的降解来延长农产品的收获后保质期.
- 这项研究强调了一种可持续的方法,利用农业废弃物在食品保存方面的实际应用.
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