合成了含有2个活性羟基的二苯甲酮单体4-(2,3-二-羟基)丙氧基二苯甲酮(HPBP),然后将HPBP、二异氰酸酯和N-甲基二乙醇胺进行逐步聚合反应,制备了侧链含二苯甲酮,主链含共引发剂胺的聚氨酯型高分子二苯甲酮光引发剂.红外光谱和核磁共振氢谱证实了高分子光引发剂的结构;紫外-可见吸收光谱研究表明高分子光引发剂的结构对二苯甲酮单元的最大紫外吸收几乎没有影响;用光致差示扫描量热仪研究了高分子光引发剂和HPBP引发聚氨酯丙烯酸酯(PUA)的光聚合反应,结果表明,高分子光引发剂的主链结构对其引发性能影响显著.
参考文献
| [1] | Wei, J;Liu, F .Novel Highly Efficient Macrophotoinitiator Comprising Benzophenone, Coinitiator Amine, and Thio Moieties for Photopolymerization[J].Macromolecules,2009(15):5486-5491. |
| [2] | Angiolini L.;Salatelli E.;Caretti D. .Synthesis and photoinitiation activity of radical polymeric photoinitiators bearing side-chain camphorquinone moieties[J].Macromolecular chemistry and physics,2000(18):2646-2653. |
| [3] | Wang YL;Jiang XS;Yin J .Novel polymeric photoinitiators comprising of side-chain benzophenone and coinitiator amine: Photochemical and photopolymerization behaviors[J].European Polymer Journal,2009(2):437-447. |
| [4] | Decker C. .Kinetic study and new applications of UV radiation curing [Review][J].Macromolecular rapid communications: Publishing the newsletters of the European Polymer Federation,2002(18):1067-1093. |
| [5] | Dickens SH.;Stansbury JW.;Choi KM.;Floyd CJE. .Photopolymerization kinetics of methacrylate dental resins[J].Macromolecules,2003(16):6043-6053. |
| [6] | 王宝总,韦军,邱峻.聚酯型高分子硫杂蒽酮光引发剂的制备及性能[J].高分子材料科学与工程,2013(01):149-152,157. |
| [7] | 含共引发剂胺的二苯甲酮光引发剂的制备与性能[J].高分子材料科学与工程,2014(05):168-171. |
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