以甲苯二异氰酸酯(TDI)、聚己二酸丁二醇酯(PBA2000)和环氧树脂(E-20)为主要原料,制备了高环氧树脂含量的聚氨酯(PU)/环氧树脂(EP)乳液互穿聚合物网络(LIPN).通过红外光谱,动态力学分析,透射电镜等研究了产物的结构与性能.结果表明,LIPN已形成,乳液乳胶粒子为非核壳结构,EP和PU两种组分完全互容且在分子尺度互穿.改性PU的耐溶剂性大幅提高,表现出明显的互穿协同效应.可作为一种新型的环保PU涂层应用于各个领域.
参考文献
| [1] | Li Y.;Mao SF. .STUDY ON THE PROPERTIES AND APPLICATION OF EPOXY RESIN/POLYURETHANE SEMI-INTERPENETRATING POLYMER NETWORKS[J].Journal of Applied Polymer Science,1996(12):2059-2063. |
| [2] | Chen L.;Chen S. .Latex interpenetrating networks based on polyurethane, polyacrylate and epoxy resin [Review][J].Progress in Organic Coatings: An International Review Journal,2004(3):252-258. |
| [3] | Sharif Ahmad;S. M. Ashraf;E. Sharmin;F. Zafar;Abul Hasnat .STUDIES ON AMBIENT CURED POLYURETHANE MODIFIED EPOXY COATINGS SYNTHESIZED FROM A SUSTAINABLE RESOURCE[J].Progress in Crystal Growth and Characterization of Materials,2002(1/2):83-88. |
| [4] | H.Y.Chen;A.Hiltner;E.Baer;Y.W.Cheung .Miscibility of ethylene-styrene copolymer blends[J].Polymer: The International Journal for the Science and Technology of Polymers,2001(18):7819-7830. |
| [5] | Reifer D.;Kumpf RJ.;Karbach A.;Fuchs H.;Windeit R. .AFM AND TEM INVESTIGATIONS OF POLYPROPYLENE/POLYURETHANE BLENDS[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,1995(2):148-152. |
| [6] | 王念贵,邓丽娟,陈福和.亲水基团的含量和固含量对聚氨酯乳液的影响[J].聚氨酯工业,1998(03):19-22. |
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%