CN104262824A - 一种导电的pvc发泡鞋材及其制造方法 - Google Patents
一种导电的pvc发泡鞋材及其制造方法 Download PDFInfo
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Abstract
本发明提供一种导电的PVC发泡鞋材,其重量份组成为:PVC 40~60份,导电碳纤维2~8份,增塑剂25~35份,发泡剂3~5份,稳定剂1~3份,填料5~10份,交联剂0.5~2份,硬脂酸0.2~0.5份。本发明还公开了该导电的PVC发泡鞋材的制造方法。本发明提供的PVC发泡鞋材具备较好的导电性能。
Description
技术领域:
本发明涉及一种鞋材,特别是涉及一种导电的PVC发泡鞋材及其制造方法。
背景技术:
PVC发泡鞋材是以PVC为基本原料,加入增塑剂、发泡剂以及其他助剂制得的一种鞋材,比普通PVC鞋材柔软,而且质量较轻,整体性能接近聚氨酯PU鞋材,成本却大幅度下降。然而,现有的PVC发泡鞋材没有导电的功能,不能将人体携带的静电导向地面。在电子生产车间,人体携带的静电会对电子元器件造成损坏,在石化车间,人体携带的静电的积聚会放电产生电火花,可能会点燃易燃易爆物甚至发生爆炸,现有的PVC发泡鞋材不适于这些使用环境。
发明内容:
本发明要解决的技术问题是提供一种导电的PVC发泡鞋材,具备较好的导电性能。
为解决上述技术问题,本发明的技术方案是:
一种导电的PVC发泡鞋材,其重量份组成为:
优选地,本发明所述导电碳纤维为短切导电碳纤维。
优选地,本发明所述增塑剂为邻苯二甲酸二辛酯或邻苯二甲酸二丁酯。
优选地,本发明所述发泡剂为AC发泡剂。
优选地,本发明所述稳定剂为有机锡类稳定剂。
优选地,本发明所述填料为碳酸钙。
优选地,本发明所述交联剂为过氧化二异丙苯或过氧化苯甲酰。
本发明要解决的另一技术问题是提供上述导电的PVC发泡鞋材的制造方法。
为解决上述技术问题,技术方案是:
一种导电的PVC发泡鞋材的制造方法,包括以下步骤:
(1)在80℃下恒温通过超声波将导电碳纤维分散于10%的硝酸中,5分钟后停止提取烘干,得到改性导电碳纤维;
(2)将其他组份以及步骤(1)得到的改性导电碳纤维加入捏合机加热捏合,捏合1小时后出料;
(3)将捏合完毕的混合料加入双辊塑炼机塑炼拉片,塑炼温度为130℃,得到片料;
(4)将片料送入热压机加热塑化、发泡,发泡后冷却定型,脱模后得到坯料;
(5)将坯料送入烘房内加热发泡15分钟,温度为130℃,得到发泡片料后冷却放置数日;
(6)将步骤(5)得到的发泡片料冲裁成型,得到导电的PVC发泡鞋材。
由上可见,与现有技术相比,本发明具有以下有益效果:
导电碳纤维具有很好的导电性,而且综合性能良好,与其他导电填料相比具有密度小、直径小的优点,单位质量中CF含量高,更容易与PVC发泡基体搭接形成导电通路,因此加入了导电碳纤维的PVC发泡鞋材具备了较好的导电性能;导电碳纤维具有很大的表面活性,其表面有很多孔隙、凹槽、杂质及洁净,与PVC发泡基体之间的粘结强度不佳,因此本发明通过超声波分散用硝酸对导电碳纤维进行了表面改性,改性后导电碳纤维的含氧基团的含量较高,显著提高了导电碳纤维与PVC发泡基体之间的结合力和粘结强度,进而提高了整个PVC发泡鞋材的导电性能。
具体实施方式:
下面将结合具体实施例来详细说明本发明,在此本发明的示意性实施例以及说明用来解释本发明,但并不作为对本发明的限定。
实施例1
一种导电的PVC发泡鞋材,其重量份组成为:
其制造方法包括以下步骤:
(1)在80℃下恒温通过超声波将导电碳纤维分散于10%的硝酸中,5分钟后停止提取烘干,得到改性导电碳纤维;
(2)将其他组份以及步骤(1)得到的改性导电碳纤维加入捏合机加热捏合,捏合1小时后出料;
(3)将捏合完毕的混合料加入双辊塑炼机塑炼拉片,塑炼温度为130℃,得到片料;
(4)将片料送入热压机加热塑化、发泡,发泡后冷却定型,脱模后得到坯料;
(5)将坯料送入烘房内加热发泡15分钟,温度为130℃,得到发泡片料后冷却放置数日;
(6)将步骤(5)得到的发泡片料冲裁成型,得到导电的PVC发泡鞋材。
实施例2
一种导电的PVC发泡鞋材,其重量份组成为:
其制造方法包括以下步骤:
(1)在80℃下恒温通过超声波将导电碳纤维分散于10%的硝酸中,5分钟后停止提取烘干,得到改性导电碳纤维;
(2)将其他组份以及步骤(1)得到的改性导电碳纤维加入捏合机加热捏合,捏合1小时后出料;
(3)将捏合完毕的混合料加入双辊塑炼机塑炼拉片,塑炼温度为130℃,得到片料;
(4)将片料送入热压机加热塑化、发泡,发泡后冷却定型,脱模后得到坯料;
(5)将坯料送入烘房内加热发泡15分钟,温度为130℃,得到发泡片料后冷却放置数日;
(6)将步骤(5)得到的发泡片料冲裁成型,得到导电的PVC发泡鞋材。
实施例3
一种导电的PVC发泡鞋材,其重量份组成为:
其制造方法包括以下步骤:
(1)在80℃下恒温通过超声波将导电碳纤维分散于10%的硝酸中,5分钟后停止提取烘干,得到改性导电碳纤维;
(2)将其他组份以及步骤(1)得到的改性导电碳纤维加入捏合机加热捏合,捏合1小时后出料;
(3)将捏合完毕的混合料加入双辊塑炼机塑炼拉片,塑炼温度为130℃,得到片料;
(4)将片料送入热压机加热塑化、发泡,发泡后冷却定型,脱模后得到坯料;
(5)将坯料送入烘房内加热发泡15分钟,温度为130℃,得到发泡片料后冷却放置数日;
(6)将步骤(5)得到的发泡片料冲裁成型,得到导电的PVC发泡鞋材。
实施例4
一种导电的PVC发泡鞋材,其重量份组成为:
其制造方法包括以下步骤:
(1)在80℃下恒温通过超声波将导电碳纤维分散于10%的硝酸中,5分钟后停止提取烘干,得到改性导电碳纤维;
(2)将其他组份以及步骤(1)得到的改性导电碳纤维加入捏合机加热捏合,捏合1小时后出料;
(3)将捏合完毕的混合料加入双辊塑炼机塑炼拉片,塑炼温度为130℃,得到片料;
(4)将片料送入热压机加热塑化、发泡,发泡后冷却定型,脱模后得到坯料;
(5)将坯料送入烘房内加热发泡15分钟,温度为130℃,得到发泡片料后冷却放置数日;
(6)将步骤(5)得到的发泡片料冲裁成型,得到导电的PVC发泡鞋材。
实施例5
一种导电的PVC发泡鞋材,其重量份组成为:
其制造方法包括以下步骤:
(1)在80℃下恒温通过超声波将导电碳纤维分散于10%的硝酸中,5分钟后停止提取烘干,得到改性导电碳纤维;
(2)将其他组份以及步骤(1)得到的改性导电碳纤维加入捏合机加热捏合,捏合1小时后出料;
(3)将捏合完毕的混合料加入双辊塑炼机塑炼拉片,塑炼温度为130℃,得到片料;
(4)将片料送入热压机加热塑化、发泡,发泡后冷却定型,脱模后得到坯料;
(5)将坯料送入烘房内加热发泡15分钟,温度为130℃,得到发泡片料后冷却放置数日;
(6)将步骤(5)得到的发泡片料冲裁成型,得到导电的PVC发泡鞋材。
实施例6
一种导电的PVC发泡鞋材,其重量份组成为:
其制造方法包括以下步骤:
(1)在80℃下恒温通过超声波将导电碳纤维分散于10%的硝酸中,5分钟后停止提取烘干,得到改性导电碳纤维;
(2)将其他组份以及步骤(1)得到的改性导电碳纤维加入捏合机加热捏合,捏合1小时后出料;
(3)将捏合完毕的混合料加入双辊塑炼机塑炼拉片,塑炼温度为130℃,得到片料;
(4)将片料送入热压机加热塑化、发泡,发泡后冷却定型,脱模后得到坯料;
(5)将坯料送入烘房内加热发泡15分钟,温度为130℃,得到发泡片料后冷却放置数日;
(6)将步骤(5)得到的发泡片料冲裁成型,得到导电的PVC发泡鞋材。
将实施例1至6制得的导电的PVC发泡鞋材依据国标GB21148-2007的检测标准,分别测试其体积电阻,结果分别为3.0×107Ω·cm、8.6×106Ω·cm、2.9×107Ω·cm、3.4×107Ω·cm、8.5×106Ω·cm、1.7×107Ω·cm,均具有良好的导电性能。
上述实施例仅例示性说明本发明的原理及其功效,而非用于限制本发明。任何熟悉此技术的人士皆可在不违背本发明的精神及范畴下,对上述实施例进行修饰或改变。因此,举凡所属技术领域中具有通常知识者在未脱离本发明所揭示的精神与技术思想下所完成的一切等效修饰或改变,仍应由本发明的权利要求所涵盖。
Claims (8)
1.一种导电的PVC发泡鞋材,其特征在于:其重量份组成为:
2.根据权利要求1所述的一种导电的PVC发泡鞋材,其特征在于:所述导电碳纤维为短切导电碳纤维。
3.根据权利要求1所述的一种导电的PVC发泡鞋材,其特征在于:所述增塑剂为邻苯二甲酸二辛酯或邻苯二甲酸二丁酯。
4.根据权利要求1所述的一种导电的PVC发泡鞋材,其特征在于:所述发泡剂为AC发泡剂。
5.根据权利要求1所述的一种导电的PVC发泡鞋材,其特征在于:所述稳定剂为有机锡类稳定剂。
6.根据权利要求1所述的一种导电的PVC发泡鞋材,其特征在于:所述填料为碳酸钙。
7.根据权利要求1所述的一种导电的PVC发泡鞋材,其特征在于:所述交联剂为过氧化二异丙苯或过氧化苯甲酰。
8.根据权利要求1~7任意一项所述的一种导电的PVC发泡鞋材的制造方法,其特征在于:包括以下步骤:
(1)在80℃下恒温通过超声波将导电碳纤维分散于10%的硝酸中,5分钟后停止提取烘干,得到改性导电碳纤维;
(2)将其他组份以及步骤(1)得到的改性导电碳纤维加入捏合机加热捏合,捏合1小时后出料;
(3)将捏合完毕的混合料加入双辊塑炼机塑炼拉片,塑炼温度为130℃,得到片料;
(4)将片料送入热压机加热塑化、发泡,发泡后冷却定型,脱模后得到坯料;
(5)将坯料送入烘房内加热发泡15分钟,温度为130℃,得到发泡片料后冷却放置数日;
(6)将步骤(5)得到的发泡片料冲裁成型,得到导电的PVC发泡鞋材。
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