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一种汽车催化器用隔热衬垫及其制备方法

InventionActive
9Claims · 2 independent
§ Ⅰ

Dossier Overview

Inventor

吴尔波; 薛乐微

IPC Classification

B32B 27/02 (2006.01)B32B 27/36 (2006.01)B32B 9/04 (2006.01)B32B 27/10 (2006.01)B32B 7/06 (2019.01)B32B 7/12 (2006.01)B32B 33/00 (2006.01)B32B 37/24 (2006.01)B32B 37/06 (2006.01)B32B 37/10 (2006.01)B32B 38/00 (2006.01)B32B 38/16 (2006.01)F01N 13/14 (2010.01)F01N 13/16 (2010.01)F01N 3/28 (2006.01)

本发明提供一种汽车催化器用隔热衬垫,为三层复合结构。功能面层面向热源侧,由玄武岩纤维织物、热致变色微胶囊、水性氟碳树脂及纳米二氧化钛经涂层工艺制成,兼具反射隔热与超温视觉预警功能。核心功能层位于中间,由生物基二氧化硅气凝胶颗粒、相变微胶囊、低熔点聚乳酸纤维和再生聚酯纤维通过干法成网‑热风穿透粘结工艺制成,实现极致隔热与主动热缓冲。背层贴合安装面侧,由柔性丙烯酸压敏胶、片状银粉、无卤膨胀型阻燃剂和溶剂混合制成胶液并涂布于离型纸上形成,提供便捷安装、电磁屏蔽及阻燃保护。

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