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马铃薯淀粉耐盐性树脂的合成工艺研究

党斌 杨希娟

食品工业科技2011,Vol.32Issue(2):240-244,5.
食品工业科技2011,Vol.32Issue(2):240-244,5.

马铃薯淀粉耐盐性树脂的合成工艺研究

Study on synthesis craft of potato starch salt-resisting super absorbent polymer

党斌 1杨希娟1

作者信息

  • 1. 青海省农林科学院,青海西宁810016
  • 折叠

摘要

Abstract

Without the protection of nitrogen gas, with the materials of potato starch, acrylic acid and acrylamide,ammonium persulfate as initiator with glycerol as crosslinking agent,salt-resisting super absorbent polymers was prepared by aqueous solution polymerization method, and synthesis craft of potato starch salt-resisting super absorbent polymer was optimized. The results were as follows: when mass ratios of starch to monomer was 1:7,mole ratio AA to AM was 0.5:1, degree of neutralization was 70%, reaction temperature was 60℃, the amounts of initiator, crosslinking agent were 0.25 % ,0.6% ( based on the amount of monomers), respectively, cross-linking time was 1.5h. Under this condition,absorption power in 0.9% NaCl was 76g/g, and distilled water absorption of super absorbent polymer was 786g/g.

关键词

马铃薯淀粉/高吸水性树脂/接枝共聚/优化

分类

轻工纺织

引用本文复制引用

党斌,杨希娟..马铃薯淀粉耐盐性树脂的合成工艺研究[J].食品工业科技,2011,32(2):240-244,5.

基金项目

青海省农林科学院青年创新基金. ()

食品工业科技

OA北大核心CSCDCSTPCD

1002-0306

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