CN108485052A - 一种eva泡棉及制备方法 - Google Patents

一种eva泡棉及制备方法 Download PDF

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CN108485052A
CN108485052A CN201810401492.3A CN201810401492A CN108485052A CN 108485052 A CN108485052 A CN 108485052A CN 201810401492 A CN201810401492 A CN 201810401492A CN 108485052 A CN108485052 A CN 108485052A
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eva
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maleic anhydride
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陈占真
陈忠
钟小兵
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Zhejiang Longyuan High Polymer Science & Technology Co Ltd
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Abstract

本发明公开了一种EVA泡棉及制备方法，包括，以重量份数计，丁腈橡胶8~15份，马来酸酐接枝聚烯烃弹性体5~6份，EVA 10~25份；EPDM4~8份；特白18~30份；滑石粉10~30份；硬脂酸锌0.05~0.2份；硬脂酸钙0.1~0.15份；氧化锌0.580~0.620份；发泡剂0.9~1.2份；硫化剂0.2~0.3份；光稳定剂1~2份。本发明的EVA泡棉，力学性能好，高弹舒适性能，又达到耐磨、耐穿要求。

Description

一种EVA泡棉及制备方法
技术领域
本发明属于高分子材料制备领域，涉及一种EVA泡棉及制备方法。
背景技术
发泡材料，是指能在物质内部气化产生气泡使之成为多孔物质的发泡的物质，具有密度低、能吸收载荷等优点与其他弹性体相比具有优异的弹性、柔韧性、耐应力开裂性、良好的可塑性和可加工性。乙烯-醋酸乙烯共聚物(简称EVA)是一种以高分子合成树脂为基本原料，加入一定量的添加剂而组成，在一定的温度压力下可塑制成具有一定结构形状，能在常温下保持其形状不变的材料，其特点是硬度可从10多度至80多度，既有橡胶的弹性又有聚氨酯的柔韧性。EVA具有很好的机械性能，耐水解，耐腐蚀性能和回弹性能。
但是，在有些特殊应用领域里，对EVA发泡除了要具有本身的性能外，还需要产品具有极佳的耐高温效果以及超强耐磨性能。
发明内容
本发明提供了一种EVA泡棉及制备方法，该EVA泡棉耐磨性及耐高温能好。
本发明为一种EVA泡棉，包括，以重量份数计，丁腈橡胶8~15份，马来酸酐接枝聚烯烃弹性体5~6份，EVA 10~25份；EPDM4~8份；特白18~30份；滑石粉10~30份；硬脂酸锌 0.05~0.2份；硬脂酸钙0.1~0.15份；氧化锌0.580~0.620份；发泡剂0.9~1.2份；硫化剂0.2~0.3份；光稳定剂1~2份。
优选的，丁腈橡胶9份，马来酸酐接枝聚烯烃弹性体5份，EVA 20份；EPDM8份；特白24份；滑石粉15份；硬脂酸锌 0.12份；硬脂酸钙0.13份；氧化锌0.60份；发泡剂1.1份；硫化剂0.25份，光稳定剂1.5份。
优选的，所述硫化剂为过氧化苯甲酰或者BIBP。
一种EVA泡棉制备方法，包括以下步骤：
1）先将原料：丁腈橡胶9份，马来酸酐接枝聚烯烃弹性体5份，EVA 20份；EPDM8份；特白24份；滑石粉15份；投放密炼机里密炼，这些料投进去密炼的115℃，再把硬脂酸锌 0.05~0.2份；硬脂酸钙0.1~0.15份；氧化锌0.580~0.620份投放进去，将材料翻均匀密炼后，温度达到135℃就进行倒料；
2）开炼机的操作：经密炼机的料炼好，加入发泡剂0.9~1.2份；硫化剂0.2~0.3份；光稳定剂1~2份经过开炼机开炼并出片，开炼机的温度为30~45℃，出片厚度为1毫米，按模具要求规格出片，经过出片机把长度调好，捡整齐，按模具的重量称准；
3）油压机的操作：油压温度为150~200℃，由出片机出出来的EVA片称好的重量，把料片装到油压180℃的模具上发泡，发泡时间为3000秒，模具长度，2300mm，宽度710mm，厚度29mm，经过油压温度175℃硫化，时间3000秒，就启动开模发出来的片材长度为5000mm，宽度1700mm，厚度80mm。
本发明的优点如下：
本发明的原料中的马来酸酐接枝聚烯烃弹性体，使得生产出来的EVA发泡材料具备高耐磨性，力学性能好，高弹舒适性能，又达到耐磨、耐穿要求。
具体实施方式
为了更好的解释本发明内容，以下结合具体实施例进一步说明本发明，但本发明的保护内容不仅限于此。
一种EVA泡棉，包括，以重量份数计，丁腈橡胶8~15份，马来酸酐接枝聚烯烃弹性体5~6份，EVA 10~25份；EPDM4~8份；特白18~30份；滑石粉10~30份；硬脂酸锌 0.05~0.2份；硬脂酸钙0.1~0.15份；氧化锌0.580~0.620份；发泡剂0.9~1.2份；硫化剂0.2~0.3份；光稳定剂1~2份。
优选的，丁腈橡胶9份，马来酸酐接枝聚烯烃弹性体5份，EVA 20份；EPDM8份；特白24份；滑石粉15份；硬脂酸锌 0.12份；硬脂酸钙0.13份；氧化锌0.60份；发泡剂1.1份；硫化剂0.25份，光稳定剂1.5份。
优选的，所述硫化剂为过氧化苯甲酰或者BIBP。
实施例1
一种EVA泡棉制备方法，包括以下步骤：
1）先将原料：丁腈橡胶8份，马来酸酐接枝聚烯烃弹性体5份，EVA 10份；EPDM4份；特白18份；滑石粉10份；投放密炼机里密炼，这些料投进去密炼的115℃，再把硬脂酸锌 0.05份；硬脂酸钙0.1份；氧化锌0.580份投放进去，将材料翻均匀密炼后，温度达到135℃就进行倒料；
2）开炼机的操作：经密炼机的料炼好，加入发泡剂0.9份；过氧化苯甲酰0.2份；光稳定剂1份经过开炼机开炼并出片，开炼机的温度为30℃，出片厚度为1毫米，按模具要求规格出片，经过出片机把长度调好，捡整齐，按模具的重量称准；
3）油压机的操作：油压温度为150℃，由出片机出出来的EVA片称好的重量，把料片装到油压180℃的模具上发泡，发泡时间为3000秒，模具长度，2300mm，宽度710mm，厚度29mm，经过油压温度175℃硫化，时间3000秒，就启动开模发出来的片材长度为5000mm，宽度1700mm，厚度80mm。
实施例2
一种EVA泡棉制备方法，包括以下步骤：
1）先将原料：丁腈橡胶9份，马来酸酐接枝聚烯烃弹性体5份，EVA 20份；EPDM8份；特白24份；滑石粉15份；投放密炼机里密炼，这些料投进去密炼的115℃，再把硬脂酸锌 0.08份；硬脂酸钙0.12份；氧化锌0.60份投放进去，将材料翻均匀密炼后，温度达到135℃就进行倒料；
2）开炼机的操作：经密炼机的料炼好，加入发泡剂1.0份；硫化剂0.25份；光稳定剂1~2份经过开炼机开炼并出片，开炼机的温度为30~45℃，出片厚度为1毫米，按模具要求规格出片，经过出片机把长度调好，捡整齐，按模具的重量称准；
3）油压机的操作：油压温度为150~200℃，由出片机出出来的EVA片称好的重量，把料片装到油压180℃的模具上发泡，发泡时间为3000秒，模具长度，2300mm，宽度710mm，厚度29mm，经过油压温度175℃硫化，时间3000秒，就启动开模发出来的片材长度为5000mm，宽度1700mm，厚度80mm。
实施例3
一种EVA泡棉制备方法，包括以下步骤：
1）先将原料：丁腈橡胶15份，马来酸酐接枝聚烯烃弹性体6份，EVA 25份；EPDM8份；特白30份；滑石粉30份；投放密炼机里密炼，这些料投进去密炼的115℃，再把硬脂酸锌 0.2份；硬脂酸钙0.15份；氧化锌0.620份投放进去，将材料翻均匀密炼后，温度达到135℃就进行倒料；
2）开炼机的操作：经密炼机的料炼好，加入发泡剂1.2份；硫化剂0.3份；光稳定剂2份经过开炼机开炼并出片，开炼机的温度为30~45℃，出片厚度为1毫米，按模具要求规格出片，经过出片机把长度调好，捡整齐，按模具的重量称准；
3）油压机的操作：油压温度为150~200℃，由出片机出出来的EVA片称好的重量，把料片装到油压180℃的模具上发泡，发泡时间为3000秒，模具长度，2300mm，宽度710mm，厚度29mm，经过油压温度175℃硫化，时间3000秒，就启动开模发出来的片材长度为5000mm，宽度1700mm，厚度80mm。
以上详细描述了本发明的较佳具体实施例。应当理解，本领域的普通技术人员无需创造性劳动就可以根据本发明的构思做出诸多修改和变化。因此，凡本技术领域中技术人员依本发明的构思在现有技术的基础上通过逻辑分析、推理或者有限的实验可以得到的技术方案，皆应在由权利要求书所确定的保护范围内。

Claims (4)

1.一种EVA泡棉，其特征在于：包括，以重量份数计，丁腈橡胶8~15份，马来酸酐接枝聚烯烃弹性体5~6份，EVA 10~25份；EPDM4~8份；特白18~30份；滑石粉10~30份；硬脂酸锌 0.05~0.2份；硬脂酸钙0.1~0.15份；氧化锌0.580~0.620份；发泡剂0.9~1.2份；硫化剂0.2~0.3份；光稳定剂1~2份。
2.根据权利要求1所述的EVA泡棉，其特征在于：丁腈橡胶9份，马来酸酐接枝聚烯烃弹性体5份，EVA 20份；EPDM8份；特白 24份；滑石粉15份；硬脂酸锌 0.12份；硬脂酸钙0.13份；氧化锌0.60份；发泡剂1.1份；硫化剂0.25份，光稳定剂1.5份。
3.根据权利要求1所述的EVA泡棉，其特征在于：所述硫化剂为过氧化苯甲酰或者BIBP。
4.一种EVA泡棉制备方法，其特征在于：包括以下步骤：
1）先将原料：丁腈橡胶9份，马来酸酐接枝聚烯烃弹性体5份，EVA 20份；EPDM8份；特白24份；滑石粉15份；投放密炼机里密炼，这些料投进去密炼的115℃，再把硬脂酸锌 0.05~0.2份；硬脂酸钙0.1~0.15份；氧化锌0.580~0.620份投放进去，将材料翻均匀密炼后，温度达到135℃就进行倒料；
2）开炼机的操作：经密炼机的料炼好，加入发泡剂0.9~1.2份；硫化剂0.2~0.3份；光稳定剂1~2份经过开炼机开炼并出片，开炼机的温度为30~45℃，出片厚度为1毫米，按模具要求规格出片，经过出片机把长度调好，捡整齐，按模具的重量称准；
3）油压机的操作：油压温度为150~200℃，由出片机出出来的EVA片称好的重量，把料片装到油压180℃的模具上发泡，发泡时间为3000秒，模具长度，2300mm，宽度710mm，厚度29mm，经过油压温度175℃硫化，时间3000秒，就启动开模发出来的片材长度为5000mm，宽度1700mm，厚度80mm。
CN201810401492.3A 2018-04-28 2018-04-28 一种eva泡棉及制备方法 Pending CN108485052A (zh)

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CN106519418A (zh) * 2016-11-17 2017-03-22 无锡市长安曙光手套厂 一种鞋底发泡材料
CN109776892A (zh) * 2018-12-28 2019-05-21 新纶科技（常州）有限公司 一种橡胶泡棉基材及双面胶带
CN111145635A (zh) * 2019-12-26 2020-05-12 深圳深汕特别合作区昌茂粘胶新材料有限公司 一种pe/eva泡棉胶粘带及其制备方法

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CN105175878A (zh) * 2015-08-21 2015-12-23 浙江隆源高分子科技有限公司 一种防滑耐磨的eva鞋底材料及其制备方法
CN105175879A (zh) * 2015-08-21 2015-12-23 浙江隆源高分子科技有限公司 一种高弹性eva材料及其制备方法
CN107082943A (zh) * 2017-05-31 2017-08-22 三斯达（江苏）环保科技有限公司 一种丁腈橡胶改性的eva发泡材料及其制造方法

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CN105175878A (zh) * 2015-08-21 2015-12-23 浙江隆源高分子科技有限公司 一种防滑耐磨的eva鞋底材料及其制备方法
CN105175879A (zh) * 2015-08-21 2015-12-23 浙江隆源高分子科技有限公司 一种高弹性eva材料及其制备方法
CN107082943A (zh) * 2017-05-31 2017-08-22 三斯达（江苏）环保科技有限公司 一种丁腈橡胶改性的eva发泡材料及其制造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106519418A (zh) * 2016-11-17 2017-03-22 无锡市长安曙光手套厂 一种鞋底发泡材料
CN109776892A (zh) * 2018-12-28 2019-05-21 新纶科技（常州）有限公司 一种橡胶泡棉基材及双面胶带
CN111145635A (zh) * 2019-12-26 2020-05-12 深圳深汕特别合作区昌茂粘胶新材料有限公司 一种pe/eva泡棉胶粘带及其制备方法

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