CN110256750A - 一种低密度聚乙烯发泡瑜伽垫及其制备方法 - Google Patents
一种低密度聚乙烯发泡瑜伽垫及其制备方法 Download PDFInfo
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Abstract
本发明涉及发泡材料技术领域,具体涉及一种低密度聚乙烯发泡瑜伽垫及其制备方法,它由以下重量份的物质制成:低密度聚乙烯30‑65%、复合弹性料30‑60%、助剂5‑10%、发泡剂0.1‑1%,本发明以低密度聚乙烯为主体,配以复合弹性料和助剂,以二氧化碳物理发泡方式进行发泡,使得产品发泡均匀,发泡稳定,最终得到的低密度聚乙烯发泡瑜伽垫具有皮肤触感、回弹性好、冲击强度高。
Description
技术领域
本发明涉及发泡材料技术领域,具体涉及一种低密度聚乙烯发泡瑜伽垫及其制备方法。
背景技术
瑜伽,作为一种起源于印度的锻炼方法,具有修身、养性和提高身体柔韧性等优点,在我国已经日益普及起来,成为一种人民群众参与度较高的体育运动。自然,瑜伽垫也就成为了人们进行瑜伽锻炼的必备工具。瑜伽垫可有效减小人体与地面接触的疼痛感,瑜伽垫除应具有柔软和良好的回弹性等特性外,还应具备较好的防滑性能、韧性和力学性能。
目前大部分瑜伽垫是由PVC材料加工而成,它主要由PVC、增塑剂、发泡剂和碳酸钙等填料混合,经过挂网和加热发泡成型。但PVC材料脆性大,力学性能差,防滑性和回弹性不好。还有部分瑜伽垫采用EVA、EPE交联发泡材料,但都不环保。
低密度聚乙烯(LDPE)发泡材料由于其密度小、质量轻、比面积大、比强度高、能量吸收能力强,阻尼、隔音以及隔热性能好等特点,所以得到广泛应用。但低密度聚乙烯发泡材料也存在着回弹性差等缺点,限制了低密度聚乙烯发泡材料在瑜伽垫的进一步应用,特别是在二氧化碳物理发泡体系中,更是没有低密度聚乙烯在瑜伽垫方面的应用。
发明内容
本发明的目的是针对现有技术中的不足,提供一种回弹性好的低密度聚乙烯发泡瑜伽垫及其制备方法。
本发明的目的通过以下技术方案实现:一种低密度聚乙烯发泡瑜伽垫,其特征在于:该低密度聚乙烯发泡瑜伽垫以二氧化碳为发泡剂,以重量比为1:1-2:1的低密度聚乙烯和复合弹性料为主要原料。
优选的,它由以下重量份的物质制成:
低密度聚乙烯 30-65%
复合弹性料 30-60%
助剂 5-10%
发泡剂 0.1-1%
所述发泡剂为二氧化碳。
优选的,所述低密度聚乙烯的密度为0.910-0.925g/cm³,MFI为0.1g/10min到5g/10min。
优选的,所述复合弹性料为乙烯-醋酸乙烯共聚物EVA、乙烯-辛烯共聚物POE、SEBS弹性体、热塑性硫化胶TPV中的任意两种或两种以上。
更为优选的,所述复合弹性料以热塑性硫化胶TPV为主体,配以乙烯-醋酸乙烯共聚物EVA、乙烯-辛烯共聚物POE、SEBS弹性体中的一种或几种。
优选的,所述助剂为蒙脱土、石蜡、纳米碳酸钙中的一种或几种。
优选的,所述助剂为有机蒙脱土。
优选的,所述TPV为丁苯橡胶改性TPV。丁苯橡胶改性TPV的加入,不仅提高了产品的力学性能,而且增加了瑜伽垫在使用时对地面的摩擦力,起到防滑作用。
优选的,所述EVA的MFI为 5-8g/10min。
优选的,所述POE为 MFI在2-2.5g/10min的聚乙烯辛烯共弹性体。
优选的,所述丁苯橡胶改性TPV由10份TPV、2-6份丁苯橡胶、0.5-1份氧化石墨烯、1-2份碳酸钙、0.5-1份硬脂酸、0.5-1份纳米二氧化硅、0.5-1份马来酸酐接枝线性低密度聚乙烯改性后造粒而得,以上份数为重量份数。
一种低密度聚乙烯发泡瑜伽垫的制备方法,它包括下述步骤:
步骤一:将低密度聚乙烯、复合弹性料、助剂混合均匀,得到混合物料;
步骤二:将混合物料加入到挤出机中,注入发泡剂,经挤出发泡,得到低密度聚乙烯发泡瑜伽垫。
本发明的有益效果:本发明以低密度聚乙烯为主体,配以复合弹性料和助剂,以二氧化碳物理发泡方式进行发泡,使得产品发泡均匀,发泡稳定,最终得到的低密度聚乙烯发泡瑜伽垫具有皮肤触感、回弹性好、冲击强度高。
具体实施方式
结合以下实施例对本发明作进一步描述。
实施例1。
一种低密度聚乙烯发泡瑜伽垫,由以下重量份的物质制成:
低密度聚乙烯 30%
复合弹性料 60%
助剂 9%
发泡剂 1%
所述发泡剂为二氧化碳。
所述低密度聚乙烯的密度为0.910g/cm³,MFI为0.1g/10min。
所述复合弹性料为质量比为1:1的乙烯-醋酸乙烯共聚物EVA和热塑性硫化胶TPV。
所述助剂为质量比为1:1的蒙脱土和石蜡。
所述助剂为有机蒙脱土。
所述TPV为丁苯橡胶改性TPV。
所述丁苯橡胶改性TPV由10份TPV、2份丁苯橡胶、0.5份氧化石墨烯、1份碳酸钙、0.5份硬脂酸、0.5份纳米二氧化硅、0.5份马来酸酐接枝线性低密度聚乙烯改性后造粒而得。
一种低密度聚乙烯发泡瑜伽垫的制备方法,它包括下述步骤:
步骤一:将低密度聚乙烯、复合弹性料、助剂混合均匀,得到混合物料;
步骤二:将混合物料加入到挤出机中,注入发泡剂,经挤出发泡,得到低密度聚乙烯发泡瑜伽垫。
实施例2。
一种低密度聚乙烯发泡瑜伽垫,由以下重量份的物质制成:
低密度聚乙烯 40%
复合弹性料 54%
助剂 5.5%
发泡剂 0.5%
所述发泡剂为二氧化碳。
所述低密度聚乙烯的密度为0.915g/cm³,MFI为2g/10min。
所述复合弹性料为质量比为1:1:1的乙烯-醋酸乙烯共聚物EVA、SEBS弹性体、热塑性硫化胶TPV。
所述助剂为质量比为1:1的石蜡、纳米碳酸钙。
所述TPV为丁苯橡胶改性TPV。
所述丁苯橡胶改性TPV由10份TPV、5份丁苯橡胶、0.6份氧化石墨烯、1份碳酸钙、0.8份硬脂酸、0.8份纳米二氧化硅、0.8份马来酸酐接枝线性低密度聚乙烯改性后造粒而得。
一种低密度聚乙烯发泡瑜伽垫的制备方法,它包括下述步骤:
步骤一:将低密度聚乙烯、复合弹性料、助剂混合均匀,得到混合物料;
步骤二:将混合物料加入到挤出机中,注入发泡剂,经挤出发泡,得到低密度聚乙烯发泡瑜伽垫。
实施例3。
一种低密度聚乙烯发泡瑜伽垫,由以下重量份的物质制成:
低密度聚乙烯 60%
复合弹性料 34%
助剂 5%
发泡剂 1%
所述发泡剂为二氧化碳。
所述低密度聚乙烯的密度为0.925g/cm³,MFI为5g/10min。
所述复合弹性料为质量比为1:1的SEBS弹性体、热塑性硫化胶TPV。
所述助剂为质量比为1:1的石蜡、纳米碳酸钙。
所述TPV为丁苯橡胶改性TPV。
所述丁苯橡胶改性TPV由10份TPV、5份丁苯橡胶、1份氧化石墨烯、2份碳酸钙、1份硬脂酸、1份纳米二氧化硅、1份马来酸酐接枝线性低密度聚乙烯改性后造粒而得。
一种低密度聚乙烯发泡瑜伽垫的制备方法,它包括下述步骤:
步骤一:将低密度聚乙烯、复合弹性料、助剂混合均匀,得到混合物料;
步骤二:将混合物料加入到挤出机中,注入发泡剂,经挤出发泡,得到低密度聚乙烯发泡瑜伽垫。
实施例4。
一种低密度聚乙烯发泡瑜伽垫,由以下重量份的物质制成:
低密度聚乙烯 60%
复合弹性料 34%
助剂 5%
发泡剂 1%
所述发泡剂为二氧化碳。
所述低密度聚乙烯的密度为0.925g/cm³,MFI为5g/10min。
所述复合弹性料为质量比为1:1:1的乙烯-醋酸乙烯共聚物EVA、乙烯-辛烯共聚物POE、SEBS弹性体。
所述助剂为质量比为1:1的蒙脱土、石蜡。
所述助剂为有机蒙脱土。
一种低密度聚乙烯发泡瑜伽垫的制备方法,它包括下述步骤:
步骤一:将低密度聚乙烯、复合弹性料、助剂混合均匀,得到混合物料;
步骤二:将混合物料加入到挤出机中,注入发泡剂,经挤出发泡,得到低密度聚乙烯发泡瑜伽垫。
实施例5。
一种低密度聚乙烯发泡瑜伽垫,由以下重量份的物质制成:
低密度聚乙烯 60%
复合弹性料 34%
助剂 5%
发泡剂 1%
所述发泡剂为二氧化碳。
所述低密度聚乙烯的密度为0.925g/cm³,MFI为3g/10min。
所述复合弹性料为质量比为1:1:1的乙烯-辛烯共聚物POE、SEBS弹性体、热塑性硫化胶TPV。
所述助剂为质量比为1:1的石蜡、纳米碳酸钙。
所述TPV为丁苯橡胶改性TPV。
所述丁苯橡胶改性TPV由10份TPV、6份丁苯橡胶、1份氧化石墨烯、2份碳酸钙、0.5份硬脂酸、1份纳米二氧化硅、0.5份马来酸酐接枝线性低密度聚乙烯改性后造粒而得。
一种低密度聚乙烯发泡瑜伽垫的制备方法,它包括下述步骤:
步骤一:将低密度聚乙烯、复合弹性料、助剂混合均匀,得到混合物料;
步骤二:将混合物料加入到挤出机中,注入发泡剂,经挤出发泡,得到低密度聚乙烯发泡瑜伽垫。
实施例6。
一种低密度聚乙烯发泡瑜伽垫,由以下重量份的物质制成:
低密度聚乙烯 64%
复合弹性料 34%
助剂 5%
发泡剂 1%
所述发泡剂为二氧化碳。
所述低密度聚乙烯的密度为0.915g/cm³,MFI为3g/10min。
所述复合弹性料为质量比为1:1:1:1的乙烯-醋酸乙烯共聚物EVA、乙烯-辛烯共聚物POE、SEBS弹性体、热塑性硫化胶TPV。
所述助剂为质量比为1:1:1的蒙脱土、石蜡、纳米碳酸钙。
所述助剂为有机蒙脱土。
所述TPV为丁苯橡胶改性TPV。
所述丁苯橡胶改性TPV由10份TPV、4份丁苯橡胶、1份氧化石墨烯、2份碳酸钙、1份硬脂酸、1份纳米二氧化硅、0.5份马来酸酐接枝线性低密度聚乙烯改性后造粒而得。
一种低密度聚乙烯发泡瑜伽垫的制备方法,它包括下述步骤:
步骤一:将POE、EVA、TPV、蒙脱土混合造粒,得到改性颗粒;
步骤二:将低密度聚乙烯、改性颗粒加入到挤出机中,注入发泡剂,经挤出发泡,得到低密度聚乙烯发泡瑜伽垫。
。
其中,回弹性为用5kg质量重物压住产品2秒后拿开,产品恢复原状所需要的时间来评估回弹性。除了本发明实施例4外,其余实施例产品恢复原状所需要的时间均在2秒左右,说明本发明产品回弹性良好。本发明实施例4中,没有采用热塑性硫化胶TPV,可以看出其回弹性变差,说明TPV发挥了重要作用。另外,本发明实施例6中,由于较优的弹性料组合,并以最好的助剂组合进行配合,所以本发明实施例6的回弹性的效果远远超过其他实施例。从上表还可以看出本发明制备的低密度聚乙烯发泡瑜伽垫的冲击强度、拉伸强度、弯曲强度等综合力学性能性能优异。
最后应当说明的是,以上实施例仅用以说明本发明的技术方案,而非对本发明保护范围的限制,尽管参照较佳实施例对本发明作了详细地说明,本领域的普通技术人员应当理解,可以对本发明的技术方案进行修改或者等同替换,而不脱离本发明技术方案的实质和范围。
Claims (9)
1.一种低密度聚乙烯发泡瑜伽垫,其特征在于:该低密度聚乙烯发泡瑜伽垫以二氧化碳为发泡剂,以重量比为1:1-2:1的低密度聚乙烯和复合弹性料为主要原料。
2.根据权利要求1所述的一种低密度聚乙烯发泡瑜伽垫,其特征在于:所述复合弹性料为乙烯-醋酸乙烯共聚物EVA、乙烯-辛烯共聚物POE、SEBS弹性体、热塑性硫化胶TPV中的任意两种或两种以上。
3.根据权利要求1所述的一种低密度聚乙烯发泡瑜伽垫,其特征在于:它由以下重量份的物质制成:
低密度聚乙烯 30-65%
复合弹性料 30-60%
助剂 5-10%
发泡剂 0.1-1%。
4.根据权利要求1-3任一项所述的一种低密度聚乙烯发泡瑜伽垫,其特征在于:所述低密度聚乙烯的密度为0.910-0.925g/cm³,MFI为0.1g/10min到5g/10min。
5.根据权利要求3所述的一种低密度聚乙烯发泡瑜伽垫,其特征在于:所述助剂为蒙脱土、石蜡、纳米碳酸钙中的一种或几种。
6.根据权利要求3所述的一种低密度聚乙烯发泡瑜伽垫,其特征在于:所述助剂为有机蒙脱土。
7.根据权利要求3所述的一种低密度聚乙烯发泡瑜伽垫,其特征在于:所述热塑性硫化胶TPV为丁苯橡胶改性TPV。
8.根据权利要求7所述的一种低密度聚乙烯发泡瑜伽垫,其特征在于:所述丁苯橡胶改性TPV由10份TPV、2-6份丁苯橡胶、0.5-1份氧化石墨烯、1-2份碳酸钙、0.5-1份硬脂酸、0.5-1份纳米二氧化硅、0.5-1份马来酸酐接枝线性低密度聚乙烯改性后造粒而得。
9.权利要求3所述的一种低密度聚乙烯发泡瑜伽垫的制备方法,其特征在于:它包括下述步骤:
步骤一:将低密度聚乙烯、复合弹性料、助剂混合均匀,得到混合物料;
步骤二:将混合物料加入到挤出机中,注入发泡剂,经挤出发泡,得到低密度聚乙烯发泡瑜伽垫。
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110845781A (zh) * | 2019-11-19 | 2020-02-28 | 山东吉成橡塑有限公司 | 一种pe发泡材料瑜伽垫及其制备方法 |
CN113290994A (zh) * | 2021-06-07 | 2021-08-24 | 福清市胜德塑胶制品有限公司 | 含合成橡胶的健身垫及其制备方法 |
CN113290995A (zh) * | 2021-06-07 | 2021-08-24 | 福清市胜德塑胶制品有限公司 | 减震慢弹运动垫及其制备方法 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102775671A (zh) * | 2012-08-23 | 2012-11-14 | 苏州九鼎珍珠棉有限公司 | 一种用于超临界co2发泡的改性聚乙烯及其制备方法 |
CN103694542A (zh) * | 2013-12-30 | 2014-04-02 | 广州石头造环保科技有限公司 | 一种高填充高回弹软质发泡聚乙烯材料及其制备方法 |
CN104403173A (zh) * | 2014-11-25 | 2015-03-11 | 苏州九鼎珍珠棉有限公司 | 一种爬行垫用epe材料及其制备方法和爬行垫 |
US9447248B2 (en) * | 2013-07-12 | 2016-09-20 | Berry Plastics Corporation | Polymeric material for container |
-
2019
- 2019-06-18 CN CN201910526533.6A patent/CN110256750A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102775671A (zh) * | 2012-08-23 | 2012-11-14 | 苏州九鼎珍珠棉有限公司 | 一种用于超临界co2发泡的改性聚乙烯及其制备方法 |
US9447248B2 (en) * | 2013-07-12 | 2016-09-20 | Berry Plastics Corporation | Polymeric material for container |
CN103694542A (zh) * | 2013-12-30 | 2014-04-02 | 广州石头造环保科技有限公司 | 一种高填充高回弹软质发泡聚乙烯材料及其制备方法 |
CN104403173A (zh) * | 2014-11-25 | 2015-03-11 | 苏州九鼎珍珠棉有限公司 | 一种爬行垫用epe材料及其制备方法和爬行垫 |
Non-Patent Citations (2)
Title |
---|
应建行等: "《LLDPE/EPDM 共混物的超临界CO2》", 《材料导报》 * |
杨春柏编: "《塑料成型基础》", 30 July 1999 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110845781A (zh) * | 2019-11-19 | 2020-02-28 | 山东吉成橡塑有限公司 | 一种pe发泡材料瑜伽垫及其制备方法 |
CN113956676A (zh) * | 2021-02-02 | 2022-01-21 | 福清市胜德塑胶制品有限公司 | 减震缓冲运动垫和减震缓冲运动垫的制备方法 |
CN113290994A (zh) * | 2021-06-07 | 2021-08-24 | 福清市胜德塑胶制品有限公司 | 含合成橡胶的健身垫及其制备方法 |
CN113290995A (zh) * | 2021-06-07 | 2021-08-24 | 福清市胜德塑胶制品有限公司 | 减震慢弹运动垫及其制备方法 |
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