CN104387695A - 一种高强度pvc木塑复合材料及其制备方法 - Google Patents

一种高强度pvc木塑复合材料及其制备方法 Download PDF

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CN104387695A
CN104387695A CN201410618313.3A CN201410618313A CN104387695A CN 104387695 A CN104387695 A CN 104387695A CN 201410618313 A CN201410618313 A CN 201410618313A CN 104387695 A CN104387695 A CN 104387695A
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陈学军
方圆
吴浩然
喻勇
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Anhui Province San Le Door And Window Curtain Wall Engineering Co Ltd
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Abstract

本发明公开了一种高强度PVC木塑复合材料，其特征是由下述重量份的原料制得：PVCSG-760-80，氯化石蜡2-4，醋酸丁酸纤维素3-5，橡木粉30-40，石英粉3-5，氮化硼3-5，硅烷偶联剂KH-5503-5，钡锌复合稳定剂3-5，氢化蓖麻油聚氧乙烯醚1-2，亚麻籽油6-8，AC发泡剂1-2，邻苯二甲酸二乙酯4-6，发泡调节剂2-4，复合助剂3-5。本发明的木塑复合材料具有硬度高、耐冲击性强等特点，耐老化性、热稳定性优良，耐久度高，实用性强，应用范围广泛。

Description

一种高强度PVC木塑复合材料及其制备方法
技术领域
本发明涉及复合材料技术领域，具体涉及一种高强度PVC木塑复合材料及其制备方法。
背景技术
木塑复合材料是一种新兴的复合材料，是以木纤维或植物纤维为主要原料，填充、增强，经热压复合、熔融挤出等不同加工方式制成的改性热塑性材料，主要用于建材、家具、物流包装等行业。木塑复合材料融合了“木”和“塑”的双重优点，既能克服因木材强度低、变异性大及有机材料弹性模量低等造成的使用局限性，又能充分利用废弃的木材和塑料，节能减排，减少环境污染，提升材料的附加价值，是一种极具发展前途的新型材料。尤其是随着天然资源的日益减少和需求的增加，木塑复合材料的应用领域不断扩大，技术水平随之升级，市场前景十分广阔。
发明内容
本发明的目的是提供一种高强度PVC木塑复合材料。
本发明是通过以下技术方案实现的：
一种高强度PVC木塑复合材料，其特征在于，其是由下述重量份的原料制得：
PVC SG-7 60-80，氯化石蜡2-4，醋酸丁酸纤维素3-5，橡木粉30-40，石英粉3-5，氮化硼3-5，硅烷偶联剂KH-550 3-5，钡锌复合稳定剂3-5，氢化蓖麻油聚氧乙烯醚1-2，亚麻籽油6-8，AC发泡剂1-2，邻苯二甲酸二乙酯4-6，发泡调节剂2-4，复合助剂3-5；
其中复合助剂由下列重量份的原料制成：
纳米氧化锌8-10，纳米氧化铝4-6，纳米二氧化硅3-5，三氧化二锑3-5，三乙醇胺2-4，白矿油4-6，橄榄油6-10，单宁酸0.3-0.5，单硬脂酸甘油酯1-2，铝酸酯偶联剂2-4；
其中复合助剂的制备方法是：
将纳米氧化锌、纳米氧化铝、纳米二氧化硅和三氧化二锑加入适量乙醇中超声分散10-15min，再加入单宁酸、三乙醇胺和铝酸酯偶联剂200-400r/min搅拌0.5-1h，过滤并洗涤，真空干燥后加入白矿油、橄榄油和单硬脂酸甘油酯80-90℃、800-1000r/min搅拌2-4h，过滤后洗涤干燥，即得。
一种高强度PVC木塑复合材料的制备方法，其包括以下步骤：
（1）先将硅烷偶联剂KH-550加入适量乙醇中，分散均匀后加入橡木粉、石英粉和氮化硼，600-800r/min搅拌15-30min，过滤洗涤后干燥完全，加入氢化蓖麻油聚氧乙烯醚和亚麻籽油研磨均匀，再于60-80℃、800-1000r/min搅拌0.5-1h，得混合填料；
（2）将（1）中得到的混合填料与PVC SG-7、邻苯二甲酸二乙酯和复合助剂混合后共同加入高混机，先于80-90℃高速混合20-30min，再加入其余原料120-140℃高速混合10-15min，随后加入螺杆挤出机中挤出成型，最后进行表面处理，即得成品。
本发明的优点是：
1. 通过配方与工艺的改进，使木塑复合材料具有硬度高、耐冲击性强等特点，热稳定性优良，耐久度高，实用性强，应用范围广泛；
2. 通过添加复合助剂，使产品具有优异的抗菌性、抗老化性和抗蠕变性，质量稳定，使用寿命长。
具体实施方式
本发明非限定实施例如下：
一种高强度PVC木塑复合材料，由下列重量(kg)的组分原料制备而成：
PVC SG-7 70，氯化石蜡3，醋酸丁酸纤维素4，橡木粉35，石英粉4，氮化硼4，硅烷偶联剂KH-550 4，钡锌复合稳定剂4，氢化蓖麻油聚氧乙烯醚1.5，亚麻籽油7，AC发泡剂1.5，邻苯二甲酸二乙酯5，发泡调节剂3，复合助剂4；
其中，复合助剂由下列重量（kg）的原料制成：
纳米氧化锌9，纳米氧化铝5，纳米二氧化硅4，三氧化二锑4，三乙醇胺3，白矿油5，橄榄油8，单宁酸0.4，单硬脂酸甘油酯1.5，铝酸酯偶联剂3；
复合助剂的制备方法：
将纳米氧化锌、纳米氧化铝、纳米二氧化硅和三氧化二锑加入适量乙醇中超声分散10min，再加入单宁酸、三乙醇胺和铝酸酯偶联剂400r/min搅拌0.5h，过滤并洗涤，真空干燥后加入白矿油、橄榄油和单硬脂酸甘油酯90℃、1000r/min搅拌3h，过滤后洗涤干燥，即得。
高强度PVC木塑复合材料的制备方法包括以下步骤：
（1）先将硅烷偶联剂KH-550加入适量乙醇中，分散均匀后加入橡木粉、石英粉和氮化硼，800r/min搅拌15min，过滤洗涤后干燥完全，加入氢化蓖麻油聚氧乙烯醚和亚麻籽油研磨均匀，再于80℃、800r/min搅拌0.5h，得混合填料；
（2）将（1）中得到的混合填料与PVC SG-7、邻苯二甲酸二乙酯和复合助剂混合后共同加入高混机，先于80℃高速混合30min，再加入其余原料140℃高速混合15min，随后加入螺杆挤出机中挤出成型，最后进行表面处理，即得成品。
本实施例产品按GB/T 29418-2012标准检测性能指标如下：
拉伸强度：27.9MPa，弯曲强度：29.5MPa。

Claims (2)

1.一种高强度PVC木塑复合材料，其特征在于，其是由下述重量份的原料制得：
PVC SG-7 60-80，氯化石蜡2-4，醋酸丁酸纤维素3-5，橡木粉30-40，石英粉3-5，氮化硼3-5，硅烷偶联剂KH-550 3-5，钡锌复合稳定剂3-5，氢化蓖麻油聚氧乙烯醚1-2，亚麻籽油6-8，AC发泡剂1-2，邻苯二甲酸二乙酯4-6，发泡调节剂2-4，复合助剂3-5；
所述复合助剂由下列重量份的原料制成：
纳米氧化锌8-10，纳米氧化铝4-6，纳米二氧化硅3-5，三氧化二锑3-5，三乙醇胺2-4，白矿油4-6，橄榄油6-10，单宁酸0.3-0.5，单硬脂酸甘油酯1-2，铝酸酯偶联剂2-4；
所述复合助剂的制备方法是：
将纳米氧化锌、纳米氧化铝、纳米二氧化硅和三氧化二锑加入适量乙醇中超声分散10-15min，再加入单宁酸、三乙醇胺和铝酸酯偶联剂200-400r/min搅拌0.5-1h，过滤并洗涤，真空干燥后加入白矿油、橄榄油和单硬脂酸甘油酯80-90℃、800-1000r/min搅拌2-4h，过滤后洗涤干燥，即得。
2.根据权利要求1所述的一种高强度PVC木塑复合材料的制备方法，其特征在于，包括以下步骤：
（1）先将硅烷偶联剂KH-550加入适量乙醇中，分散均匀后加入橡木粉、石英粉和氮化硼，600-800r/min搅拌15-30min，过滤洗涤后干燥完全，加入氢化蓖麻油聚氧乙烯醚和亚麻籽油研磨均匀，再于60-80℃、800-1000r/min搅拌0.5-1h，得混合填料；
（2）将（1）中得到的混合填料与PVC SG-7、邻苯二甲酸二乙酯和复合助剂混合后共同加入高混机，先于80-90℃高速混合20-30min，再加入其余原料120-140℃高速混合10-15min，随后加入螺杆挤出机中挤出成型，最后进行表面处理，即得成品。
CN201410618313.3A 2014-11-06 2014-11-06 一种高强度pvc木塑复合材料及其制备方法 Pending CN104387695A (zh)

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CN105086261A (zh) * 2015-08-26 2015-11-25 安徽北马科技有限公司 一种绿色环保pvc木塑复合材料
CN107151457A (zh) * 2017-06-30 2017-09-12 南宁东印时代广告有限公司 塑木材料
CN109535685A (zh) * 2018-11-13 2019-03-29 浙江传化华洋化工有限公司 一种钙镁锌液体稳定剂及其应用
CN112778668A (zh) * 2021-01-11 2021-05-11 慈溪市寅升电器有限公司 适用于插头支架的高强度聚氯乙烯复合塑料及其制备方法

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CN105086261A (zh) * 2015-08-26 2015-11-25 安徽北马科技有限公司 一种绿色环保pvc木塑复合材料
CN107151457A (zh) * 2017-06-30 2017-09-12 南宁东印时代广告有限公司 塑木材料
CN109535685A (zh) * 2018-11-13 2019-03-29 浙江传化华洋化工有限公司 一种钙镁锌液体稳定剂及其应用
CN112778668A (zh) * 2021-01-11 2021-05-11 慈溪市寅升电器有限公司 适用于插头支架的高强度聚氯乙烯复合塑料及其制备方法
CN112778668B (zh) * 2021-01-11 2022-06-21 慈溪市寅升电器有限公司 适用于插头支架的高强度聚氯乙烯复合塑料及其制备方法

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