PTFE纤维及PTFE微孔薄膜.ppt

PTFE纤维和微孔膜 上海市凌桥环保设备厂有限公司 上海金由氟材料有限公司 * Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 1.0 PTFE固有特性 PTFE 聚四氟乙烯 PTFE微孔膜 PTFE纤维 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 1.0 PTFE固有特性 从此分子结构式可以看出，其中有高含量的氟元素，是大分子、线型结构，几乎没有支链，两侧全部为C-F键（这是极为稳定的化学键）能把主链上的碳原子屏闭保护起来，分子键C-F极难遭到破坏。PTFE大分子的偶极矩几乎为零，其表面自由能很低，物理、化学性能也极好。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 1.0 PTFE固有特性 耐温度性好（-190℃～280℃） 耐腐蚀性好（PH：0～14） 不水解 不氧化 不老化 抗UV Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.0 PTFE纤维应用 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.1 PTFE长丝纤维 制作工艺 PTFE粉末 PTFE膜 成丝 加捻、定型 封装、打包 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.1 PTFE长丝纤维 抗拉强度 cN/tex 延伸率 ％ 收缩率 ％ 密度 g/cm3 JUF-S系列 36 7~10 2 250℃30min 2.20 JUF-C系列 30 7~10 2 250℃30min 2.20 P84 38 30 1 240℃15min 1.41 PPS 28 30 1 190℃15min 1.34 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.1 PTFE长丝纤维 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.1 PTFE长丝纤维 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.1 PTFE长丝纤维 2006年，通过日本三井在日本JIS的检测报告 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. 2.2 PTFE基布 克重：120g/m2 与常规PPS基布相当 径纬密度：12×10根/cm 与常规PPS基布相当 径向断裂强力：920 N/5cm 略高与普通PPS基布 最大特点：在使用生命周期内，强力不衰减！ Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Created