通过甲基四氢苯酐和环氧丙醇的开环聚合反应,一步法制备超支化聚酯,聚酯的数均摩尔质量为1 450～2 600g/mol,支化度在0.41～0.71之间.用甲基丙烯酸缩水甘油酯改性,合成了UV固化超支化聚酯,并对其光固化性能进行了初步研究,发现超支化聚酯能有效降低固化膜的线收缩率,聚酯的官能度越高,固化膜的硬度越大,固化速度越快,在约1 s的固化时间内凝胶率超过75%.
参考文献
| [1] | van Benthem RATM. .Novel hyperbranched resins for coating applications[J].Progress in Organic Coatings: An International Review Journal,2000(1/4):203-214. |
| [2] | Johansson M;Malmstrom E;Jansson A .Novel Concept for Low Temperature Curing Powder Coatings Based on Hyperbranched Polyesters[J].Journal of Coatings Technology,2004,72:49-54. |
| [3] | J.Lange;E.Stenroos;M.Johansson;E.Malmstrom .Barrier coatings for flexible packaging based on hyperbranched resins[J].Polymer: The International Journal for the Science and Technology of Polymers,2001(17):7403-7410. |
| [4] | Manczyk K.;Szewczyk P. .Highly branched high solids alkyd resins [Review][J].Progress in Organic Coatings: An International Review Journal,2002(2):99-109. |
| [5] | 冯宗财,陈毅敏,王跃川,陈波,杜春蕾.高支化碱溶性聚酯的合成及光成像研究[J].功能材料,2002(01):101-104. |
| [6] | 赵凌 .超支化聚酯及其环氧化研究[D].四川大学,2002. |
| [7] | Wooley K L;Hawer C J;Frechet J M J.Hyperbranched Macromolecules Via a Novel Double - stage Convergent Growth Approach[J].Journal of the American Chemical Society,1991(113):4252. |
| [8] | 鲁映红,曹瑞军.光固化树脂线收缩率测试方法的探讨[J].热固性树脂,2002(03):40-41. |
| [9] | Johansson M;Hult A.Synthesis, Characterization, and UV Curing of Acrylate Functional Hyperbranched Polyester Resins[J].Journal of Coatings Technology,1995(67):35. |
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%