郑丁源,李梦扬,张显权,岳金权

• 1:东北林业大学生物质材料科学与技术教育部重点实验室

摘要(Abstract)：

为了解决橡胶木利用价值低的问题,尝试以改性橡胶木纤维素为基体制备水凝胶并应用于染料吸附以提高其利用价值。对橡胶木纤维素(PCF)进行羧甲基化改性,通过反相悬浮聚合法,制备水凝胶;以不同pH值的缓冲溶液为介质研究水凝胶的水溶胀性能;在不同浓度的缓冲溶液中研究水凝胶对罗丹明B(RhB)的吸附。结果表明,制备的球形水凝胶有一定的pH敏感性,并且对RhB的吸附性能良好,在pH为10、RhB浓度为1 200 mg×L~(-1)的缓冲溶液中,添加κ-卡拉胶的水凝胶对RhB的吸附容量为546.81 mg×g~(-1)。该球形水凝胶在染料吸附领域具有潜在应用价值。

关键词(KeyWords)： 橡胶木;羧甲基纤维素;κ-卡拉胶;水凝胶;罗丹明B

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 郑丁源,李梦扬,张显权,岳金权

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