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溶剂替换法制备氟铃脲水悬浮剂及其分散稳定性

薛背背 路福绥 陈甜甜 冯建国 李伟 骆燕

应用化学2011,Vol.28Issue(1):72-76,5.
应用化学2011,Vol.28Issue(1):72-76,5.DOI:10.3724/SP.J.1095.2011.00246

溶剂替换法制备氟铃脲水悬浮剂及其分散稳定性

Preparation of Hexaflumuron Suspension by Solvent Displacement Technique and Its Dispersion Stability

薛背背 1路福绥 1陈甜甜 1冯建国 1李伟 1骆燕1

作者信息

  • 1. 山东农业大学化学与材料科学学院,泰安,271018
  • 折叠

摘要

Abstract

Effects of the dispersant, mass fraction of styrene-acrylic acid random copolymer(MOTAS), mass fraction of ethanol on the dispersion stability of hexaflumuron suspension produced by a solvent displacement technique were studied by means of measuring the average particle size and Zeta potential analysis. It has been found that the dispersive effect of MOTAS on the suspension was greater than others under the same condition. Under the condition of 1 % mass fraction of MOTAS, Dav is the minimal, Zeta potential is the maximal and the dispersion stability is the best. The dispersion stability of the hexaflumuron suspension can be greatly enhanced when the ethanol was added. The dispersion stability attained best in solution containing about 31. 2% mass fraction of ethanol.

关键词

溶剂替换法/氟铃脲/水悬浮剂/Zeta电位/平均粒径/分散稳定性

分类

化学化工

引用本文复制引用

薛背背,路福绥,陈甜甜,冯建国,李伟,骆燕..溶剂替换法制备氟铃脲水悬浮剂及其分散稳定性[J].应用化学,2011,28(1):72-76,5.

基金项目

山东省自然科学基金资助项目(ZR2009DM032),泰安市大学生科技行动计划(2009D1018) (ZR2009DM032)

应用化学

OA北大核心CSCDCSTPCD

1000-0518

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