什么叫MS胶?

2025-03-11 04:56:01
推荐回答(5个)
回答1:

  MS聚合物是一种基于硅烷封端聚醚的交联聚合物。MS聚合物基产品不含硅酮组分和溶剂,多数配方是无味且可喷涂,MS基胶粘剂和密封胶的固有弹性,可吸收和补偿动态载荷,均匀传递受力,防止材料过早疲劳,MS基材料可实现多种基材间的粘接。典型特点是无需表面处理,如底涂剂,MS聚合物通过持续暴露于湿气中实现交联或固化。湿气主要来自空气或被粘基材本身。SPUR是与MS聚合物类似的硅烷封端聚氨酯的缩写,MS和SPUR常被统称为STP(硅烷封端聚合物)或混合物。

回答2:

典型特点是无需表面处理,如底涂剂,MS聚合物通过持续暴露于湿气中实现交联或固化。湿气主要来自空气或被粘基材本身。SPUR是与MS聚合物类似的硅烷封端聚氨酯的缩写,STP是与MS聚合物类似含有聚氨酯基团的硅烷封端聚醚(STP)。本质上来讲,MS、SPUR和STP是三种不同的聚合物。

回答3:

MS树脂是端硅烷基聚醚预聚体。它是将含有可水解基团的硅烷化合物通过相关的化学反应使之链接到平均相对分子质量为5000~10000,且具有双官能度的聚醚的端基上而制得的。MS聚合物的结构特征是主链为大分子聚醚,端基是含有可水解基团的硅烷基。
MS树脂、SPUR预聚体的种类、相对分子质量及黏度决定固化物的性能,应根据不同的性能要求选择或合成合适的MS或SPUR树脂。在合成端硅烷基聚醚预聚体(MS树脂)、端硅烷基聚氨酯预聚体(SPUR预聚体)时,聚醚的类型和相对分子质量及硅烷封端剂都对密封胶的性能产生很大影响。

回答4:

MS胶背景:1971年,美国的联碳(Union Carbide)首先研制出硅烷改性聚合物,并连续获得了多项专利。与此同时,日本Kaneka公司也在进行类似的研究。几年后,Kaneka公司买断了Union Carbide的所有专利,并在这些专利的基础上开发出MS聚合物。
MS胶性能:MS胶全称硅烷改性聚醚密封胶,由于MS胶不含甲醛,不含异氰酸酯,具有无溶剂不伤基材表面、无毒无味、非常低的VOC释放等突出的环保特性,对环境和人体亲和,有着硅酮胶和聚氨酯胶的综合优势。格林里奇MS绿色环保胶,每平方厘米最高能承重30公斤。耐候性强,胶体本身不会产生气泡,可抵抗雨雪、紫外线。长期暴露在户外恶劣环境下,可以有效抑制和避免密封胶开裂、断裂、泛黄霉变,脱胶。而且格林里奇MS胶零甲醛、零异氰酸酯、具有无溶剂、无毒无味,VOC释放远远低于国家标准,不损害基材的环保性能。对基材具有广泛粘结性,多数无机,金属、木材、混凝土、陶瓷、玻璃,石材等皆有良好的粘接性能。

MS胶市场需求:现在欧美日市场占有率达30%~40%,中国仅为1%~2%,现阶段年需求500万吨,随着国内建筑基建,道路桥梁、汽车高铁,装修等行业飞速发展,每年增长10%,朝阳产业发展空间巨大。 不同于全球市场,中国市场碎片化现象严重,高品质产品匮乏。随着消费升级和环保健康需求的提高,通过提升产品品质和建立品牌优势,密封胶的更新换代,趋势已在前方。

回答5:

MS聚合物是一种基于硅烷封端聚醚的交联聚合物。MS聚合物基产品不含硅酮组分和溶剂,多数配方是无味且可喷涂,MS基胶粘剂和密封胶的固有弹性,可吸收和补偿动态载荷,均匀传递受力,防止材料过早疲劳,MS基材料可实现多种基材间的粘接。典型特点是无需表面处理,如底涂剂,MS聚合物通过持续暴露于湿气中实现交联或固化。湿气主要来自空气或被粘基材本身。SPUR是与MS聚合物类似的硅烷封端聚氨酯的缩写,MS和SPUR常被统称为STP(硅烷封端聚合物)或混合物。

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