CN105949604A - 一种高弹、耐磨发泡鞋底材料及其制备方法 - Google Patents

一种高弹、耐磨发泡鞋底材料及其制备方法 Download PDF

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CN105949604A
CN105949604A CN201610566954.8A CN201610566954A CN105949604A CN 105949604 A CN105949604 A CN 105949604A CN 201610566954 A CN201610566954 A CN 201610566954A CN 105949604 A CN105949604 A CN 105949604A
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葛胜超
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Abstract

本发明公开一种高弹、耐磨发泡鞋底材料，包括如下组分：天然胶、EPDM、顺丁橡胶、塑胶粒、补强剂、发泡剂、无味架桥剂、活性锌氧粉、防霜剂、防老剂、硬脂酸、硬脂酸锌、橡胶分散剂和PEG‑4000。本发明产品通过配方中各组分的配合得到同时兼具舒适、柔软、耐磨、轻便以及回弹性好等特点的鞋底材料，其中可塑度高于0.59，密度低于0.623，断裂伸长率高于620％，磨耗低于0.35，拉伸强度高于12.8MPa，将本产品用于制备飞行员穿着的鞋底，可有效缓解飞行员脚步的疲劳，提高脚部舒适度，避免因脚部不适产生的飞行问题。

Description

一种高弹、耐磨发泡鞋底材料及其制备方法
技术领域
本发明属于橡胶材料技术领域，涉及柔软、耐磨、轻便、舒适且回弹性好发泡鞋底材料，具体涉及一种适用于飞行员穿着的发泡鞋底材料及其制备方法。
背景技术
发泡鞋底材料就是在橡胶中加入适量的发泡剂，使橡胶边硫化边使发泡剂发生分解产生气体，制得的多孔橡胶。海绵橡胶材料一般不仅用于密封、减震、消音等领域，也可用于鞋底的制备。
飞行员是具有特殊工作任务的人，其工作一般伴随着高度紧张，因此为提高飞行员在执行任务时的舒适度，需要对其着装特别设计，尤其是对于飞行员脚部的舒适，需要开发一种同时兼具舒适、柔软、耐磨、轻便以及回弹性好等特点的材料，然而目前现有的鞋底材料一般不能兼具以上性能，或者存在易变形的缺点，使用寿命较短。
发明内容
发明目的：本发明目的在于针对现有技术的不足，提供一种适用于制备飞行员用的兼具舒适、柔软、耐磨、轻便以及回弹性好等特点的发泡鞋底材料及其制备方法。技术方案：本发明所述的一种高弹、耐磨发泡鞋底材料，包括如下组分：天然胶、EPDM、顺丁橡胶、色母粒、补强剂、发泡剂、无味架桥剂、活性锌氧粉、防霜剂、防老剂、硬脂酸、硬脂酸锌、橡胶分散剂和PEG-4000。
优选地，所述的高弹、耐磨发泡鞋底材料包括如下组分：
优选地，所述的高弹、耐磨发泡鞋底材料包括如下组分：
上述高弹、耐磨发泡鞋底材料的制备方法，包括如下步骤：
(1)将称取好的天然橡胶在35～60℃下进行开炼，开炼机辊间距0.8～1.5mm薄通15次；
(2)将开炼后的天然橡胶与顺丁橡胶、EPDM、以及白烟在密炼机中密炼3～10min，密炼温度为110～130℃；
(3)加入活性锌氧粉、防霜剂、防老剂、硬脂酸、硬脂酸锌、橡胶分散剂以及PEG-4000，继续密炼5～10min，密炼温度为80～100℃；然后继续升温，并且每升温5℃翻料一次，直至升温到105～125℃出料，冷却3～6h；
(4)将步骤(3)中冷却后的物料在90～110℃下开炼，并加入发泡剂AC和无味架桥剂，开炼机辊间距0.8～1.5mm薄通5次，然后出料；
(5)按鞋底重量称重，放入发泡机模具内成模，机台温度控制在170℃～180℃，压力15～25MPa，时间15～30min；
(6)鞋底出模，置于瓷板上用铁板压制定型，并加工成各种鞋号的鞋底。
5、根据权利要求4所述的制备方法，其特征在于：步骤(6)中先通过与瓷板间距为5mm的铁板压制，然后通过与瓷板间距为10mm的铁板压制，压制总时间为15～30min。
有益效果：本发明产品通过配方中各组分的配合得到同时兼具舒适、柔软、耐磨、轻便以及回弹性好等特点的鞋底材料，其中可塑度高于0.59，密度低于0.623g/cm3，断裂伸长率高于620％，磨耗低于0.35，拉伸强度高于12.8MPa，将本产品用于制备飞行员穿着的鞋底，可有效缓解飞行员脚步的疲劳，提高脚部舒适度，避免因脚部不适产生的飞行问题。
具体实施方式
下面通过实施例对本发明技术方案进行详细说明，但是本发明的保护范围不局限于所述实施例。
本发明中未加特别说明的原料均为常规市售。
实施例1：一种高弹、耐磨发泡鞋底材料，包括如下组分：
上述鞋底材料的制备方法，包括如下步骤：
(1)将称取好的天然橡胶在50℃下进行开炼，开炼机辊间距1mm薄通15次；
(2)将开炼后的天然橡胶与顺丁橡胶、EPDM、以及白烟在密炼机中密炼5min，密炼温度为120℃；
(3)加入活性锌氧粉、防霜剂、防老剂、硬脂酸、硬脂酸锌、橡胶分散剂以及PEG-4000，继续密炼6min，密炼温度为95℃；然后继续升温，并且每升温5℃翻料一次，直至升温到120℃出料，冷却4h；
(4)将步骤(3)中冷却后的物料在100℃下开炼，并加入发泡剂AC和无味架桥剂，开炼机辊间距1mm薄通5次，然后出料；此过程得到的物料需在1h内用完；
(5)按鞋底重量称重，放入发泡机模具内成模，机台温度控制在172℃～175℃，压力18.5MPa，时间20min；
(6)鞋底出模，置于瓷板上，先通过与瓷板间距为5mm的铁板压制成型，然后通过与瓷板间距为10mm的铁板压制成型，压制总时间为20min，并加工成各种鞋号的鞋底。
实施例2：一种高弹、耐磨发泡鞋底材料，包括如下组分：
上述高弹、耐磨发泡鞋底材料的制备方法，包括如下步骤：
(1)将称取好的天然橡胶在35℃下进行开炼，开炼机辊间距0.8mm薄通15次；
(2)将开炼后的天然橡胶与顺丁橡胶、EPDM、以及白烟在密炼机中密炼3min，密炼温度为120度；
(3)加入活性锌氧粉、防霜剂、防老剂、硬脂酸、硬脂酸锌、橡胶分散剂以及PEG-4000，继续密炼5min，密炼温度为80℃；然后继续升温，并且每升温5℃翻料一次，直至升温到105℃出料，冷却3h；
(4)将步骤(3)中冷却后的物料在90℃下开炼，并加入发泡剂AC和无味架桥剂，开炼机辊间距0.8mm薄通5次，然后出料；此过程得到的物料需在1h内用完；
(5)按鞋底重量称重，放入发泡机模具内成模，机台温度控制在170℃～172℃，压力15MPa，时间15min；
(6)鞋底出模，置于瓷板上，先通过与瓷板间距为5mm的铁板压制成型，然后通过与瓷板间距为10mm的铁板压制成型，压制总时间为15min，并加工成各种鞋号的鞋底。
实施例3：一种高弹、耐磨发泡鞋底材料包括如下组分：
上述高弹、耐磨发泡鞋底材料的制备方法，包括如下步骤：
(1)将称取好的天然橡胶在60℃下进行开炼，开炼机辊间距1.5mm薄通15次；
(2)将开炼后的天然橡胶与顺丁橡胶、EPDM、以及白烟在密炼机中密炼10min，密炼温度为130℃；
(3)加入活性锌氧粉、防霜剂、防老剂、硬脂酸、硬脂酸锌、橡胶分散剂以及PEG-4000，继续密炼10min，密炼温度为100℃；然后继续升温，并且每升温5℃翻料一次，直至升温到125℃出料，冷却6h；
(4)将步骤(3)中冷却后的物料在110℃下开炼，并加入发泡剂AC和无味架桥剂，开炼机辊间距1.5mm薄通5次，然后出料；此过程得到的物料需在1h内用完；
(5)按鞋底重量称重，放入发泡机模具内成模，机台温度控制在180℃，压力25MPa，时间30min；
(6)鞋底出模，置于瓷板上，先通过与瓷板间距为5mm的铁板压制成型，然后通过与瓷板间距为10mm的铁板压制成型，压制总时间为30min，并加工成各种鞋号的鞋底。采用本发明配方和方法制备的鞋底材料与现有发泡鞋底材料的性能比较结果见表1；
表1 实施例1～3鞋底材料与现有产品的性能检测结果
由上对比数据可知，采用本发明配方制备的橡胶鞋底材料可塑度高于0.59，密度低于0.623，断裂伸长率高于620％，磨耗低于0.35，拉伸强度高于12.8MPa，相比于现有的鞋底材料具有柔软、耐磨、轻便以及回弹性好等特点，适于飞行员在飞行作业时穿着。
如上所述，尽管参照特定的优选实施例已经表示和表述了本发明，但其不得解释为对本发明自身的限制。在不脱离所附权利要求定义的本发明的精神和范围前提下，可对其在形式上和细节上作出各种变化。

Claims (5)

1.一种高弹、耐磨发泡鞋底材料，其特征在于包括如下组分：天然胶、EPDM、顺丁橡胶、色母粒、补强剂、发泡剂、无味架桥剂、活性锌氧粉、防霜剂、防老剂、硬脂酸、硬脂酸锌、橡胶分散剂和PEG-4000。
2.根据权利要求1所述的高弹、耐磨发泡鞋底材料，其特征在于包括如下组分：
3.根据权利要求1所述的高弹、耐磨发泡鞋底材料，其特征在于包括如下组分：
4.权利要求1～3任一项所述的高弹、耐磨发泡鞋底材料的制备方法，其特征在于包括如下步骤：
(1)将称取好的天然橡胶在35～60℃下进行开炼，开炼机辊间距0.8～1.5mm薄通15次；
(2)将开炼后的天然橡胶与顺丁橡胶、EPDM、以及白烟在密炼机中密炼3～10min，密炼温度为110～130℃；
(3)加入活性锌氧粉、防霜剂、防老剂、硬脂酸、硬脂酸锌、橡胶分散剂以及PEG-4000，继续密炼5～10min，密炼温度为80～100℃；然后继续升温，并且每升温5℃翻料一次，直至升温到105～125℃出料，冷却3～6h；
(4)将步骤(3)中冷却后的物料在90～110℃下开炼，并加入发泡剂AC和无味架桥剂，开炼机辊间距0.8～1.5mm薄通5次，然后出料；
(5)按鞋底重量称重，放入发泡机模具内成模，机台温度控制在170℃～180℃，压力15～25MPa，时间15～30min；
(6)鞋底出模，置于瓷板上用铁板压制定型，并加工成各种鞋号的鞋底。
5.根据权利要求4所述的制备方法，其特征在于：步骤(6)中先通过与瓷板间距为5mm的铁板压制，然后通过与瓷板间距为10mm的铁板压制，压制总时间为15～30min。
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CN114773693A (zh) * 2022-04-12 2022-07-22 达州市嘉源体育用品有限公司 一种橡胶发泡鞋底

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