以乙二胺与2-氯乙基磺酸钠为原料,优化合成条件为氢氧化钠调节反应液pH为10,2-氯乙基磺酸钠采用滴加的方式,以无水乙醇判断反应终点,合成了水性聚氨酯用磺酸型扩链剂N-(2-氨基乙基)-2-氨基乙磺酸钠.采用红外光谱、核磁氢谱、核磁碳谱、X射线衍射、元素分析等手段对产物进行了表征和结构分析,结果表明:以本文所述方法制得的产物提纯后纯度可达98.2％,作为亲水扩链剂可成功制备出高固含量低黏度的磺酸型水性聚氨酯分散液.
参考文献
| [1] | HARALD BLUM;LYUBOV K GINDIN;KAREN M HENDERSON et al.Aqueous polyurethane dispersions containing modified hydrazine groups their use in one component thermostat component[P].US,6455631,2002 09-24. |
| [2] | FAN JENG TSAI;CHEN-ANN HUANG;HSIAO-CHIAN LI .Water-borne polyurethane modified cement composition[P].US,5807431,1998-09-15. |
| [3] | THOMAS MUNZMAY;UWE KLIPPERT;FRANK KOBOR et al.Aqueous dispersions of hydrophilic polyurethane resins[P].US,6677400,2004-01-13. |
| [4] | 赵雨花,亢茂青,王心葵.高性能水性聚氨酯胶粘剂[J].化工新型材料,2005(09):73-75. |
| [5] | 叶家灿,孔丽芬,林华玉,梁晖,卢江.高固含量鞋用水性聚氨酯胶粘剂的合成[J].中国胶粘剂,2007(09):25-28. |
| [6] | Mohammad Mizanur Rahman;Han-Do Kim;Won-Ki Lee .Properties of Waterborne Polyurethane Adhesives: Effect of Chain Extender and Polyol Content[J].Journal of Adhesion Science and Technology: The International Journal of Theoredtical and Basic Aspects of Adhesion Science and Its Applications in All Areas of Technology,2009(1):177-193. |
| [7] | Athawale, VD;Nimbalkar, RV .Emulsifyable air drying urethane alkyds[J].Progress in Organic Coatings,2010(1):66-71. |
| [8] | Lee HT;Wu SY;Jeng RJ .Effects of sulfonated polyol on the properties of the resultant aqueous polyurethane dispersions[J].Colloids and Surfaces, A. Physicochemical and Engineering Aspects,2006(1/3):176-185. |
| [9] | Matsunaga K;Nakagawa K;Sawai S;Sonoda O;Tajima M;Yoshida Y .Synthesis and characterization of polyurethane anionomers[J].Journal of Applied Polymer Science,2005(5):2144-2148. |
| [10] | ANDERSON J T;SPAWN CAROL-LYNN;HEDRlCK S T et al.Aqueous colloidal dispersions of sulfonated polyurethane ureas and products[P].US,6649727,2003-11-18. |
| [11] | Yen, MS;Tsai, PY .Effects of Soft Segments on the Surface Properties of Polydimethylsiloxane Waterborne Polyurethane Prepolymer Blends and Treated Nylon Fabrics[J].Journal of Applied Polymer Science,2010(6):3550-3558. |
| [12] | 康平平,宋文生,韩冰冰,许双双.乙二胺基乙磺酸钠的合成与表征[J].有机化学,2009(06):904-908. |
| [13] | 李占双;景晓燕;王君.近代分析测试技术[M].北京:北京理工大学出版社,2009 |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%