聚酰亚胺固化成型密封用有机硅密封剂的研制.docxVIP

聚酰亚胺固化成型密封用有机硅密封剂的研制

目录

1.内容描述................................................3

1.1研究背景.............................................3

1.2聚酰亚胺材料简介.....................................5

1.3有机硅密封剂概述.....................................6

1.4研究意义与目标.......................................7

2.聚酰亚胺材料的特性......................................8

2.1聚酰亚胺的分类与组成.................................9

2.2聚酰亚胺的优良性能..................................10

2.3聚酰亚胺的应用领域..................................11

3.有机硅密封剂的研究进展.................................12

3.1有机硅密封剂的基本原理..............................13

3.2有机硅密封剂的性能要求..............................15

3.3现有有机硅密封剂存在的问题..........................16

4.聚酰亚胺固化成型.......................................17

4.1聚酰亚胺固化原理....................................19

4.2聚酰亚胺固化工艺选择................................20

4.3固化过程中的质量控制................................21

5.有机硅密封剂的研制.....................................23

5.1设计原则与目标......................................24

5.2密封剂配方设计......................................26

5.3合成方法和工艺路线..................................27

5.4关键技术及其优化....................................28

6.实验材料与方法.........................................30

6.1实验材料准备........................................31

6.2实验设备与仪器......................................32

6.3实验流程与步骤......................................33

7.性能评价与测试.........................................34

7.1密封效果测试方法....................................35

7.2机械性能测试........................................37

7.3耐化学性、耐温性评估.................................39

7.4老化性能测试........................................39

8.结果与分析.............................................41

8.1配方优化结果........................................41

8.2固化密封性能........................................41

8.3密封剂性能对比......................................43

8.4实验结果讨论........................................45

9.结论与展望.............................................46

9.1研