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改性甘蔗渣吸附剂在糖液脱色中的应用及其再生方法的研究 被引量:5

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摘要 本研究以甘蔗渣为原料,通过环氧氯丙烷和乙二胺对其进行改性,得到改性甘蔗渣吸附剂产物,并对其在糖液脱色中的应用、表面形态特征以及吸附剂的再生等方面进行了研究。结果表明:改性甘蔗渣吸附剂对糖液的最佳脱色工艺参数为:改性甘蔗渣吸附剂添加量是5.0g、温度为60℃和吸附时间30min,在最佳脱色工艺参数条件下,改性甘蔗渣吸附剂对糖液的脱色率达到最大值,为58.63%;扫描电镜分析表明甘蔗渣经过剧烈的改性化学反应后,其表面发生了明显的变化;用盐酸溶液对饱吸后的吸附剂进行再生后,吸附剂还可多次循环使用,循环使用9次后再生率仍然保持在85%以上。
出处 《农业机械》 2013年第10期71-74,共4页 Farm Machinery
基金 国家科技支撑计划课题(2011BAE16B02) 广东省自然科学基金博士启动(S2011040000384) 广东高校优秀青年创新人才培养计划-育苗工程(LYM11017)
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