CN106281186A - 用于汽车排气管粘接的耐高温胶粘剂的制备方法 - Google Patents

用于汽车排气管粘接的耐高温胶粘剂的制备方法 Download PDF

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CN106281186A
CN106281186A CN201610779930.0A CN201610779930A CN106281186A CN 106281186 A CN106281186 A CN 106281186A CN 201610779930 A CN201610779930 A CN 201610779930A CN 106281186 A CN106281186 A CN 106281186A
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exhaust pipe
automobile exhaust
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刘华
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Wuhu Evershine Automotive Component Co Ltd
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Abstract

本发明涉及汽车排气管加工技术领域，具体是涉及一种用于汽车排气管粘接的耐高温胶粘剂的制备方法。①、将聚合二元醇、二氨基丁磺酸、三羟基丙烷、羟基硅油加入反应设备中，在氮气的保护下，升温真空脱水反应；冷却加入二异氰酸酯、N‑叔丁基‑2苯并噻唑次磺酰胺和N，N‑二甲基甲酰胺，再次升温反应；然后降温加入钛酸四异丙醇酯，再次升温反应；加入乙二醇调节粘度；搅拌条件下，将胡萝卜甙、三乙二醇胺加入到反应设备中，搅拌混合，得到用于汽车排气管粘接的耐高温胶粘剂。本发明通过合理选择配方及制备方法，使得胶粘剂的耐高温性能得到显著提升，同时，可实现排气管的长效粘接，对提升产品品质做出巨大贡献。

Description

用于汽车排气管粘接的耐高温胶粘剂的制备方法
技术领域
本发明涉及汽车排气管加工技术领域，具体是涉及一种用于汽车排气管粘接的耐高温胶粘剂的制备方法。
背景技术
汽车排气管，它安装于发动机排气支管和消声器之间的排气管中，使整个排气系统呈挠性联接，从而起到减振降噪、方便安装和延长排气消声系统寿命的作用。它主要用于轻型车、微型车和客车，其结构是双层波纹管外覆钢丝网套，两端直边段外套卡环的结构。
排气管在加工过程中，普遍要使用到胶粘剂，传统的胶粘剂无法满足耐高温的生产要求。
发明内容
本发明的目的之一在于提供一种用于汽车排气管粘接的耐高温胶粘剂，可完美克服现有技术中存在的上述问题。为实现上述目的，本发明采用了以下技术方案：
一种用于汽车排气管粘接的耐高温胶粘剂，由聚合二元醇30%、二氨基丁磺酸7%、三羟基丙烷7%、羟基硅油10%、二异氰酸酯6%、N-叔丁基-2苯并噻唑次磺酰胺5%、N，N-二甲基甲酰胺10%、钛酸四异丙醇酯5%、乙二醇10%、胡萝卜甙8%和三乙二醇胺2%制成。
用于汽车排气管粘接的耐高温胶粘剂的制备方法，步骤如下：
①、将聚合二元醇、二氨基丁磺酸、三羟基丙烷、羟基硅油加入反应设备中，在氮气的保护下，升温至150℃，真空脱水反应40分钟；
②、冷却至70℃，加入二异氰酸酯、N-叔丁基-2苯并噻唑次磺酰胺和N，N-二甲基甲酰胺，再次升温至150℃反应2小时；
③、然后降温至70℃，加入钛酸四异丙醇酯，再次升温至150℃反应1小时；
④、加入乙二醇调节粘度，使物料于60℃时的粘度小于35000cps；
⑤、搅拌条件下，将胡萝卜甙、三乙二醇胺加入到反应设备中，搅拌混合2小时，得到用于汽车排气管粘接的耐高温胶粘剂。
本发明的用于汽车排气管粘接的耐高温胶粘剂，其有益效果表现在：
本发明通过合理选择配方及制备方法，使得胶粘剂的耐高温性能得到显著提升，同时，可实现排气管的长效粘接，对提升产品品质做出巨大贡献。
具体实施方式
以下将结合实施例，对本发明进行较为详细的说明。但是，实施例内容仅是对本发明所作的举例和说明，所属本技术领域的技术人员对所描述的具体实施例做各种各样的修改或补充或采用类似的方式替代，只要不偏离发明的构思或者超越本权利要求书所定义的范围，均应属于本发明的保护范围。
实施例1
一种用于汽车排气管粘接的耐高温胶粘剂，由聚合二元醇30%、二氨基丁磺酸7%、三羟基丙烷7%、羟基硅油10%、二异氰酸酯6%、N-叔丁基-2苯并噻唑次磺酰胺5%、N，N-二甲基甲酰胺10%、钛酸四异丙醇酯5%、乙二醇10%、胡萝卜甙8%和三乙二醇胺2%制成。
实施例2
按照实施例1的重量百分比，制备用于汽车排气管粘接的耐高温胶粘剂的方法为：
①、将聚合二元醇、二氨基丁磺酸、三羟基丙烷、羟基硅油加入反应设备中，在氮气的保护下，升温至150℃，真空脱水反应40分钟；
②、冷却至70℃，加入二异氰酸酯、N-叔丁基-2苯并噻唑次磺酰胺和N，N-二甲基甲酰胺，再次升温至150℃反应2小时；
③、然后降温至70℃，加入钛酸四异丙醇酯，再次升温至150℃反应1小时；
④、加入乙二醇调节粘度，使物料于60℃时的粘度小于35000cps；
⑤、搅拌条件下，将胡萝卜甙、三乙二醇胺加入到反应设备中，搅拌混合2小时，得到用于汽车排气管粘接的耐高温胶粘剂。

Claims (1)

1.一种用于汽车排气管粘接的耐高温胶粘剂的制备方法，其特征在于：
①、耐高温胶粘剂配方为：聚合二元醇30%、二氨基丁磺酸7%、三羟基丙烷7%、羟基硅油10%、二异氰酸酯6%、N-叔丁基-2苯并噻唑次磺酰胺5%、N，N-二甲基甲酰胺10%、钛酸四异丙醇酯5%、乙二醇10%、胡萝卜甙8%、三乙二醇胺2%；将聚合二元醇、二氨基丁磺酸、三羟基丙烷、羟基硅油加入反应设备中，在氮气的保护下，升温至150℃，真空脱水反应40分钟；
②、冷却至70℃，加入二异氰酸酯、N-叔丁基-2苯并噻唑次磺酰胺和N，N-二甲基甲酰胺，再次升温至150℃反应2小时；
③、然后降温至70℃，加入钛酸四异丙醇酯，再次升温至150℃反应1小时；
④、加入乙二醇调节粘度，使物料于60℃时的粘度小于35000cps；
⑤、搅拌条件下，将胡萝卜甙、三乙二醇胺加入到反应设备中，搅拌混合2小时，得到用于汽车排气管粘接的耐高温胶粘剂。
CN201610779930.0A 2016-08-31 2016-08-31 用于汽车排气管粘接的耐高温胶粘剂的制备方法 Pending CN106281186A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102336883A (zh) * 2011-07-14 2012-02-01 无锡市万力粘合材料有限公司 面料复合用反应型聚氨酯热熔胶的制备方法
CN102977835A (zh) * 2012-11-22 2013-03-20 云南云天化股份有限公司 太阳能背板用胶粘剂及其制备方法
CN103848952A (zh) * 2014-03-07 2014-06-11 烟台德邦科技有限公司 一种有机硅改性聚氨酯预聚物的合成方法及应用
CN105295815A (zh) * 2015-11-11 2016-02-03 上海康达化工新材料股份有限公司 一种反光面料用反应型聚氨酯热熔胶及其制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102336883A (zh) * 2011-07-14 2012-02-01 无锡市万力粘合材料有限公司 面料复合用反应型聚氨酯热熔胶的制备方法
CN102977835A (zh) * 2012-11-22 2013-03-20 云南云天化股份有限公司 太阳能背板用胶粘剂及其制备方法
CN103848952A (zh) * 2014-03-07 2014-06-11 烟台德邦科技有限公司 一种有机硅改性聚氨酯预聚物的合成方法及应用
CN105295815A (zh) * 2015-11-11 2016-02-03 上海康达化工新材料股份有限公司 一种反光面料用反应型聚氨酯热熔胶及其制备方法

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