CN113621237A - 一种有机硅微凝胶抗冲击型添加剂及其制备方法和应用 - Google Patents

一种有机硅微凝胶抗冲击型添加剂及其制备方法和应用 Download PDF

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CN113621237A
CN113621237A CN202110912478.1A CN202110912478A CN113621237A CN 113621237 A CN113621237 A CN 113621237A CN 202110912478 A CN202110912478 A CN 202110912478A CN 113621237 A CN113621237 A CN 113621237A
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parts
microgel
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silicone oil
additive
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薛凯泽
傅诣萱
傅庆九
葛立红
李响
赵春森
焦忠
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Jilin Province Huayu Auto Parts Co ltd
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Abstract

本发明提供一种有机硅微凝胶抗冲击型添加剂及其制备方法和应用，属于添加剂技术领域。该添加剂按照质量份数计，包括：硼化物5‑15份，羟基硅油75‑95份、二甲基硅油0‑10份，乙烯基硅油0‑11份，白炭黑0‑10份，碳酸钙0‑11份、钛白粉0‑12份、氧化铝粉0‑8份、染料0‑4份。本发明还提供一种有机硅微凝胶抗冲击型添加剂的制备方法。本发明的添加剂添加进PU、PVC、EVA、ABS、PE等原料或成品当中，后制成发泡、织物或橡塑制品，可以提高产品的抗冲击性能。

Description

一种有机硅微凝胶抗冲击型添加剂及其制备方法和应用
技术领域
本发明属于添加剂技术领域，具体涉及一种有机硅微凝胶抗冲击型添加剂及其制备方法和应用。
技术背景
随着我国国民经济的不断发展和人民生活水平的日渐提高，人们对生活品质的要求也日趋严格，而在日常生活中振动与冲击无处不在，大到汽车轮船，小到个人运动防护很多领域都需要减小震动，降低冲击力给人员或设备带来的损害。
发明内容
本发明的目的是提供一种有机硅微凝胶抗冲击型添加剂及其制备方法和应用，该添加剂可有效提高相关产品的减震抗冲击性能。
为解决以上技术问题，本发明所采取的技术方案是：
一种有机硅微凝胶抗冲击型添加剂，按照质量份数计，包括：
硼化物5-15份，羟基硅油75-95份、二甲基硅油0-10份，乙烯基硅油0-11份，白炭黑0-10份，碳酸钙0-11份、钛白粉0-12份、氧化铝粉0-8份、染料0-4份
所述的硼化物选自焦鹏酸、硼酸、四硼酸钠、四硼酸钾、硼酸铵、硼酸甲酯、硼酸乙酯、硼酸丙酯或硼酸丁酯中的一种；
所述的羟基硅油为α,ω-二羟基封端聚二甲基硅氧烷，黏度为20-3000mpa.s。
进一步，所述的二甲基硅油为聚二甲基硅氧烷，黏度为20-7000mpa.s。
进一步，所述的乙烯基硅油为α,ω-二乙烯基封端聚二甲基硅氧烷，黏度为20-5000mpa.s。
进一步，所述的白炭黑为气相白炭黑或沉淀法白炭黑中的一种。
进一步，所述的碳酸钙为轻质碳酸钙、重质碳酸钙、活性碳酸钙中的一种。
进一步，所述的钛白粉为金红石型、锐钛型或板钛型中的一种。
进一步，所述的氧化铝粉的粒径为0.1-100微米。
进一步，所述染料为有机染料。
本发明还提供一种有机硅微凝胶抗冲击型添加剂的制备方法，包括：
将硼化物、羟基硅油、二甲基硅油、乙烯基硅油、白炭黑、碳酸钙、钛白粉、氧化铝粉和染料依次加入容器内进行物理混合；开启真空系统0.08-0.098MPa、开启加热系统，使物料在110-160℃，搅拌1-4h，自然冷却至室温后得到有机硅微凝胶抗冲击型添加剂。
进一步，所述的物理混合为开炼、密炼、单螺杆、双螺杆、捏合中的一种；
进一步，所述的物理混合过程中加入溶剂，所述的溶剂为异丙醇、油酸、反式油酸、二甲基硅油、乙烯基硅油、二十碳酸烯中的一种。
本发明还提供上述添加剂添加到PU、PVC、EVA、ABS或PE中的应用。
本发明的有益效果
本发明提供一种有机硅微凝胶抗冲击型添加剂及其制备方法和应用，该添加剂由于其独特的分子结构性质，可将本产品添加进PU、PVC、EVA、ABS、PE等原料或成品当中，会使材料具备一定的“粒子簇”效应，提高在遇到高速冲击或高速剪切时候的保护能力，后制成发泡、织物或橡塑制品，可以增加产品自身的抗冲击性能，使产品本身的抗冲击性能有显著提高。
具体实施方式
下面结合具体实施例对本发明的技术方案作进一步说明
实施例1
一种有机硅微凝胶抗冲击型添加剂，由以下制作方法制作而成：
称取硼酸10份，羟基硅油α,ω-二羟基封端聚二甲基硅氧烷(黏度为100mpa.s)90份，白炭黑5份，红色有机染色剂1份，依次加入捏合机中，进行搅拌；
开启真空系统-0.096MPa、开启加热系统，使物料在120℃，真空脱水，搅拌2.5h。
自然冷却至室温后得到有机硅微凝胶抗冲击型添加剂。
将有机硅微凝胶抗冲击型添加剂用异丙醇1：1溶解后，将裁剪好的密度为30kg/m3聚氨酯泡沫浸渍在稀释好的有机硅微凝胶抗冲击型添加剂的异丙醇溶液中，超声震荡10min，使机硅微凝胶抗冲击型添加剂可以充分均匀的附着在泡沫上；
浸渍好的泡沫先置于空气中晾干，充分除去溶剂，再在60℃的烘箱中放置24h烘干；
将纯聚氨酯泡沫和经过附着机硅微凝胶抗冲击型添加剂的聚氨酯泡沫通过低速冲击试验进行抗冲击性能对比；
结果为：经过附着机硅微凝胶抗冲击型添加剂的聚氨酯泡比单纯聚氨酯泡沫的单位体积剩余冲击载荷降低了32％，单位质量的剩余冲击载荷降低了70％。
实施例2
一种有机硅微凝胶抗冲击型添加剂，由以下制作方法制作而成：
步骤1：称取硼酸9份，羟基硅油α,ω-二羟基封端聚二甲基硅氧烷(黏度为50mpa.s)92份，碳酸钙5份，黄色有机染色剂0.8份，依次加入捏合机中，进行搅拌；
步骤2：开启真空系统-0.096MPa、开启加热系统，使物料在130℃，真空脱水，搅拌2.0h。
步骤3：自然冷却至室温后得到有机硅微凝胶抗冲击型添加剂。
将有机硅微凝胶抗冲击型添加剂用异丙醇1：2溶解后，将裁剪好的面密度为679g/m2的UHMWPE织物，用聚氨酯泡沫浸渍在稀释好的有机硅微凝胶抗冲击型添加剂的异丙醇溶液中，超声震荡10min，使机硅微凝胶抗冲击型添加剂可以充分均匀的附着在泡沫上；
浸渍好的泡沫先置于空气中晾干，充分除去溶剂，再在50℃的烘箱中放置12h烘干；
将纯UHMWPE织物和经过附着机硅微凝胶抗冲击型添加剂的UHMWPE织物通过低速冲击试验进行抗冲击性能对比；
结果为：经过附着机硅微凝胶抗冲击型添加剂的UHMWPE织物比单纯UHMWPE织物的单位面积剩余冲击载荷降低了14％，单位质量的剩余冲击载荷降低了42％。
实施例3：
一种有机硅微凝胶抗冲击型添加剂，由以下制作方法制作而成：
步骤1：称取硼酸8份，羟基硅油α,ω-二羟基封端聚二甲基硅氧烷(黏度为50mpa.s)90份，氧化铝5份，依次加入捏合机中，进行搅拌；
步骤2：开启真空系统-0.096MPa、开启加热系统，使物料在120℃，真空脱水，搅拌2.5h。
步骤3：自然冷却至室温后得到有机硅微凝胶抗冲击型添加剂。
将有机硅微凝胶抗冲击型添加剂和PP母料共混后制成PP样件；
将未经过添加处理的PP样件的和经过共混的机硅微凝胶抗冲击型添加剂的PP样件通过低速冲击试验进行抗冲击性能对比；
结果为：经过附着机硅微凝胶抗冲击型添加剂共混的PP样件进行对比实验，剩余冲击载荷降低了15％，单位质量的剩余冲击载荷降低了30％。
以上所述，仅是本发明的优选实施方式，应当指出，对于笨技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明保护范围。

Claims (10)

1.一种有机硅微凝胶抗冲击型添加剂，其特征在于，按照质量份数计，包括：
硼化物5-15份，羟基硅油75-95份、二甲基硅油0-10份，乙烯基硅油0-11份，白炭黑0-10份，碳酸钙0-11份、钛白粉0-12份、氧化铝粉0-8份、染料0-4份；
所述的硼化物选自焦鹏酸、硼酸、四硼酸钠、四硼酸钾、硼酸铵、硼酸甲酯、硼酸乙酯、硼酸丙酯或硼酸丁酯中的一种；
所述的羟基硅油为α,ω-二羟基封端聚二甲基硅氧烷，黏度为20-3000mpa.s。
2.根据权利要求1所述的一种有机硅微凝胶抗冲击型添加剂，其特征在于，所述的二甲基硅油为聚二甲基硅氧烷，黏度为20-7000mpa.s；
3.根据权利要求1所述的一种有机硅微凝胶抗冲击型添加剂，其特征在于，所述的乙烯基硅油为α,ω-二乙烯基封端聚二甲基硅氧烷，黏度为20-5000mpa.s；
4.根据权利要求1所述的一种有机硅微凝胶抗冲击型添加剂，其特征在于，所述的白炭黑为气相白炭黑或沉淀法白炭黑中的一种；
5.根据权利要求1所述的一种有机硅微凝胶抗冲击型添加剂，其特征在于，所述的碳酸钙为轻质碳酸钙、重质碳酸钙、活性碳酸钙中的一种；
6.根据权利要求1所述的一种有机硅微凝胶抗冲击型添加剂，其特征在于，所述的钛白粉为金红石型、锐钛型或板钛型中的一种；
7.根据权利要求1所述的一种有机硅微凝胶抗冲击型添加剂，其特征在于，所述的氧化铝粉的粒径为0.1-100微米。
8.根据权利要求1所述的一种有机硅微凝胶抗冲击型添加剂，其特征在于，所述染料为有机染料。
9.权利要求1所述的一种有机硅微凝胶抗冲击型添加剂的制备方法，其特征在于，包括：
将硼化物、羟基硅油、二甲基硅油、乙烯基硅油、白炭黑、碳酸钙、钛白粉、氧化铝粉和染料依次加入容器内进行物理混合；开启真空系统0.08-0.098MPa、开启加热系统，使物料在110-160℃，搅拌1-4h，自然冷却至室温后得到有机硅微凝胶抗冲击型添加剂。
10.权利要求1所述的添加剂添加到PU、PVC、EVA、ABS或PE中的应用。
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