合成了两种带有苯炔或萘炔结构及苯基硅亚甲基的聚合物PSPE和PSNE,研究了它们的熔点,溶解性及固化反应.研究结果表明,硅亚甲基的引入可以降低聚合物的熔点,增加溶解性,而苯炔和乙炔基间的Diels-Alder反应,可使聚合物固化后,生成刚性苯并结构.这一原理可用于加工性能良好的新型耐高温聚合物的分子设计和合成,也可用于对现有耐高温聚合物的改性.
参考文献
| [1] | Kuroki S.;Kakigano T.;Ishikawa J.;Itoh M.;Okita K. .Thermosetting mechanism study of poly[(phenylsilylene)ethynylene-1,3-phenyleneethynylene] by solid-state NMR spectroscopy and computational chemistry[J].Macromolecules,1998(9):2804-2808. |
| [2] | ANASTAS P T;STEVENSON R .Synthesis of natural lignan arylnaphthalene lactones,daurinol and retrochinensin[J].Journal of Natural Products,1991,54:1687-1691. |
| [3] | STEVENSON R;V WEBER J .Improved methods of synthesis of lignan arylnaphthalene lactones via arylpropargyl arylpropiolate esters[J].Journal of Natural Products,1989,52:367-375. |
| [4] | KISHAN K V R;DESIRAJU G E .Crystal engineering:a solid state Diels-Alder reaction[J].Journal of Organometallic Chemistry,1987,52:4640-4645. |
| [5] | ABAJO J DE;DELACAMPA J G.Processable aromatic polyimide[A].Springer Press,1999 |
| [6] | YANG C;CHEN R .Organic soluble polyimide and copolyimides based on 1,1-bis[4-(4-amino-phenenoxy)phenyl]-1-phenylethane and aromatic dianhyarides[J].Journal of Polymer Science Part A:Polymer Chemistry,2000,38:2082-2089. |
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