采用自制介孔SBA-15,利用原位聚合法制备SBA-15/不饱和聚酯(UP)原位树脂.通过模压制得SBA-15/UP复合材料.利用冲击、氮气吸附-脱附、蠕变和应力松弛测试、摩擦测试、扫面电镜等测试手段对SBA-15/UP原位树脂及其复合材料的性能进行表征,研究不同SBA-15含量对SBA-15/UP复合材料性能的影响.结果表明,聚合后,SBA-15的孔径减小.SBA-15的加入能有效改善SBA-15/UP复合材料的摩擦性能和尺寸稳定性,蠕变和应力松弛性能明显得到改善.当SBA-15加入量为2%时,体积磨损率降低了19.58%,冲击强度提高了29.83%.
参考文献
[1] | Tanev PT;Pinnavaia TJ .A NEUTRAL TEMPLATING ROUTE TO MESOPOROUS MOLECULAR SIEVES[J].Science,1995(5199):865-867. |
[2] | Bagshaw SA;Prouzet E;Pinnavaia TJ .TEMPLATING OF MESOPOROUS MOLECULAR SIEVES BY NONIONIC POLYETHYLENE OXIDE SURFACTANTS[J].Science,1995(5228):1242-1244. |
[3] | Katarina Flodstrom;Hakan Wennerstrom;Viveka Alfredsson .Mechanism of Mesoporous Silica Formation.A Time-Resolved NMR and TEM Study of Silica-Block Copolymer Aggregation[J].Langmuir: The ACS Journal of Surfaces and Colloids,2004(3):680-688. |
[4] | Galo J.de A.A.Soler-Illia;Eduardo L.Crepaldi;David Grosso;Clement Sanchez .Block copolymer-templated mesoporous oxides[J].Current opinion in colloid & interface science,2003(1):109-126. |
[5] | Romina Oilier;Exequiel Rodriguez;Vera Alvarez.Unsaturated polyester/bentonite nanocomposites: Influence of clay modification on final performance[J].Composites, Part A. Applied science and manufacturing,2013:137-143. |
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%