CN105238038A - 一种高耐候pa6/pctg/par复合材料及其制备方法 - Google Patents
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Abstract
本发明公开了一种高耐候PA6/PCTG/PAR及其制备方法,由以下重量份原料制成:PA6?33-47、PCTG21-33、PAR16-28、天然彩石粉?15-25、金红石型钛白粉12-18、甘油三苯甲酸酯4-8、纳米氧化铈3-5、玄武岩废料14-22、双硬脂酸铝?4-6、抗坏血酸棕榈酸酯2-3、四乙二醇双异辛酸酯10-15、乙烷丙酸纤维素11-16、白矿油4-7、抗氧剂1135?1-2、抗氧剂5057?1-2、光稳定剂HS-201?2-3。本发明添加的乙烷丙酸纤维素、甘油三苯甲酸酯、四乙二醇双异辛酸酯相互配合作用,可以提高PA6材料的耐寒性、抗湿性、耐油性和耐久性。
Description
技术领域
本发明涉及一种改性尼龙材料及其制备方法,具体涉及一种高耐候PA6/PCTG/PAR复合材料及其制备方法。
背景技术
PA6,学名聚己内酰胺,别名又称聚酰胺-6或锦纶6,是一种外观通常呈乳白色或微黄色半透明到不透明状的结晶性聚合物,可溶于苯酚和热的硫酸中。因具有着色性、韧性、耐磨性、自润滑性好,耐低温、耐细菌,成型加工性好等特征,是一种应用领域非常广泛的合成树脂,广泛应用于化纤、纺织、化工、电子、机械、汽车、军工、食品、医疗等领域。随着尼龙材料行业的快速发展,对PA6材料的性能要求越来越高,现有市场上PA6材料的耐候性愈来愈来无法满足市场的需求,限制了其应用范围。因此,急需对PA6材料进行改性,以满足市场需求。
发明内容
本发明的目的在于针对现有技术的不足,提供一种高耐候PA6/PCTG/PAR复合材料及其制备方法。
为实现上述目的,本发明采用如下技术方案:
一种高耐候PA6/PCTG/PAR复合材料,由以下重量份的原料制成:PA633-47、PCTG21-33、PAR16-28、天然彩石粉15-25、金红石型钛白粉12-18、甘油三苯甲酸酯4-8、纳米氧化铈3-5、玄武岩废料14-22、双硬脂酸铝4-6、抗坏血酸棕榈酸酯2-3、四乙二醇双异辛酸酯10-15、乙烷丙酸纤维素11-16、白矿油4-7、抗氧剂11351-2、抗氧剂50571-2、光稳定剂HS-2012-3。
一种高耐候PA6/PCTG/PAR复合材料的制备方法,包括以下步骤:
(1)将PA6、天然彩石粉、纳米氧化铈、乙烷丙酸纤维素、甘油三苯甲酸酯加入高速混合机内搅拌混合,待料温达到75-85℃时,停止搅拌,静置,冷却至常温,出料,得混合料A;
(2)将PCTG、PAR、金红石型钛白粉、玄武岩废料、白矿油、四乙二醇双异辛酸酯加入高速混合机内搅拌混合,待料温达到70-80℃时,停止搅拌,静置,冷却至常温,出料,得混合料B;
(3)将上述制得的混合料A、混合料B与余下原料一同加入到高速混合机内搅拌混合,待料温达到80-90℃时转入双螺杆挤出机中挤出成型,挤出机的六段温度分别为215-235℃、220-240℃、235-255℃、225-245℃、220-250℃和210-230℃,主机螺杆转速150-200r/min,喂料转速15-25r/min,挤出成型后经造粒机造粒即可,造粒机转速200-250r/min。
本发明的有益效果:
本发明充分利用PCTG、PAR两个材料的优异耐候性,在PA6的基础上添加PCTG、PAR对其进行改性,可以显著改善PA6材料的耐候性,同时添加的乙烷丙酸纤维素、甘油三苯甲酸酯、四乙二醇双异辛酸酯相互配合作用,可以提高PA6材料的耐寒性、抗湿性、耐油性和耐久性,添加的天然彩石粉、金红石型钛白粉、、纳米氧化铈、玄武岩废料等,不仅可以提高PA6材料的力学性能,还可以改善PA6材料的抗热老化性和抗臭氧老化性。
具体实施方式
实施例
一种高耐候PA6/PCTG/PAR复合材料,由以下重量(kg)的原料制成:PA642、PCTG29、PAR24、天然彩石粉20、金红石型钛白粉16、甘油三苯甲酸酯6、纳米氧化铈4、玄武岩废料18、双硬脂酸铝5、抗坏血酸棕榈酸酯2.5、四乙二醇双异辛酸酯12、乙烷丙酸纤维素14、白矿油5、抗氧剂11351.5、抗氧剂50571、光稳定剂HS-2012.5。
一种高耐候PA6/PCTG/PAR复合材料的制备方法,包括以下步骤:
(1)将PA6、天然彩石粉、纳米氧化铈、乙烷丙酸纤维素、甘油三苯甲酸酯加入高速混合机内搅拌混合,待料温达到75-85℃时,停止搅拌,静置,冷却至常温,出料,得混合料A;
(2)将PCTG、PAR、金红石型钛白粉、玄武岩废料、白矿油、四乙二醇双异辛酸酯加入高速混合机内搅拌混合,待料温达到70-80℃时,停止搅拌,静置,冷却至常温,出料,得混合料B;
(3)将上述制得的混合料A、混合料B与余下原料一同加入到高速混合机内搅拌混合,待料温达到80-90℃时转入双螺杆挤出机中挤出成型,挤出机的六段温度分别为215-235℃、220-240℃、235-255℃、225-245℃、220-250℃和210-230℃,主机螺杆转速150-200r/min,喂料转速15-25r/min,挤出成型后经造粒机造粒即可,造粒机转速200-250r/min。
上述实施例制得的PA6材料的性能检测结果如下表所示:
表1高耐候PA6/PCTG/PAR复合材料的主要性能检测结果
Claims (2)
1.一种高耐候PA6/PCTG/PAR复合材料,其特征在于,由以下重量份的原料制成:PA633-47、PCTG21-33、PAR16-28、天然彩石粉15-25、金红石型钛白粉12-18、甘油三苯甲酸酯4-8、纳米氧化铈3-5、玄武岩废料14-22、双硬脂酸铝4-6、抗坏血酸棕榈酸酯2-3、四乙二醇双异辛酸酯10-15、乙烷丙酸纤维素11-16、白矿油4-7、抗氧剂11351-2、抗氧剂50571-2、光稳定剂HS-2012-3。
2.根据权利要求1所述的高耐候PA6/PCTG/PAR复合材料的制备方法,其特征在于,包括以下步骤:
(1)将PA6、天然彩石粉、纳米氧化铈、乙烷丙酸纤维素、甘油三苯甲酸酯加入高速混合机内搅拌混合,待料温达到75-85℃时,停止搅拌,静置,冷却至常温,出料,得混合料A;
(2)将PCTG、PAR、金红石型钛白粉、玄武岩废料、白矿油、四乙二醇双异辛酸酯加入高速混合机内搅拌混合,待料温达到70-80℃时,停止搅拌,静置,冷却至常温,出料,得混合料B;
(3)将上述制得的混合料A、混合料B与余下原料一同加入到高速混合机内搅拌混合,待料温达到80-90℃时转入双螺杆挤出机中挤出成型,挤出机的六段温度分别为215-235℃、220-240℃、235-255℃、225-245℃、220-250℃和210-230℃,主机螺杆转速150-200r/min,喂料转速15-25r/min,挤出成型后经造粒机造粒即可,造粒机转速200-250r/min。
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CN102604318A (zh) * | 2012-03-27 | 2012-07-25 | 成都硕屋科技有限公司 | 短纤维改性abs/ pet树脂合金材料及其制备方法 |
CN103396662A (zh) * | 2013-07-15 | 2013-11-20 | 上海秋橙新材料科技有限公司 | 抗老化pa-par塑料合金 |
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CN102604318A (zh) * | 2012-03-27 | 2012-07-25 | 成都硕屋科技有限公司 | 短纤维改性abs/ pet树脂合金材料及其制备方法 |
CN103396662A (zh) * | 2013-07-15 | 2013-11-20 | 上海秋橙新材料科技有限公司 | 抗老化pa-par塑料合金 |
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