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激光雷达玻璃镜片贴合低模量双重固化胶

  • Classification:新闻动态
  • Author: MOSON
  • Release time:2026-06-15
  • Page views:0

随着激光雷达在自动驾驶中的广泛应用,其玻璃镜片贴合工艺对胶粘剂的低模量与耐环境可靠性提出了严苛要求。双重固化胶主要用于激光雷达玻璃镜片的精密贴合。然而,现有双重固化胶在高低温冲击条件下,因模量高或热膨胀特性匹配不佳,易产生过大内应力,导致镜片拉裂,严重影响器件寿命与成像质量。针对上述不足,曼森成功研发出适用于激光雷达玻璃镜片贴合的低模量双重固化胶AA7200B等系列,有效解决了高低温冲击下的镜片拉裂问题,具有以下核心优势:

1. 固化效率高:黑色单组分设计,UV加热双重固化,UV深层固化好,80度快速固化;

2. 模量低:常温储能模量低于300MPa,杨氏模量低于200MPa;

3. 柔韧性佳:拉伸强度高(大于5MPa),断裂伸长率高(20-50%),防开裂;

4. 高粘接强度:金属粘接强度大于5MPa,塑料粘接强度大于10MPa;

5. 耐冷热冲击:-40至105度下循环冷热冲击100次以上(保持15分钟,切换时间<30秒),无开裂;

6. 耐温热老化:通过双85老化测试1000小时,高温105度储存1000小时。


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