CN103602064A - 增强增韧耐磨尼龙66/尼龙612及制备方法和应用 - Google Patents

增强增韧耐磨尼龙66/尼龙612及制备方法和应用 Download PDF

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CN103602064A
CN103602064A CN201310559554.0A CN201310559554A CN103602064A CN 103602064 A CN103602064 A CN 103602064A CN 201310559554 A CN201310559554 A CN 201310559554A CN 103602064 A CN103602064 A CN 103602064A
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杨振枢
翟红波
韦洪屹
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Suzhou Polymer New Materials Technology Co Ltd
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Abstract

本发明公开了增强增韧耐磨尼龙66/尼龙612及制备方法和应用,采用无碱玻璃纤维作为增强剂,聚烯烃接枝马来酸酐或乙烯-丙烯酸酯或乙烯-丙烯酸酯-马来酸酐三元共聚物或它们的复配物作为增韧剂,二硫化钼或石墨或钛酸钾晶须或聚四氟乙烯或它们的复配物作为耐磨剂,加入润滑剂、抗氧剂,在双螺杆挤出机中熔融挤出,得到增强增韧耐磨尼龙66/尼龙612复合材料,其综合性能完全可以替代不锈钢材料来制备插秧机的拨叉。

Description

增强增韧耐磨尼龙66/尼龙612及制备方法和应用
技术领域
本发明属于高分子领域,具体涉及的是增强增韧耐磨尼龙66/尼龙612及制备方法和应用。 
背景技术
中国是传统的农业大国,农业直接关系到我们的日常饮食。随着科技的发展,插秧机越来越多的取代原先的手工插秧。插秧机的拨叉是整个插秧机的一个至关重要的部件,也是一个易损件。目前,插秧机的拨叉都是采用不锈钢材料制备,加工过程复杂,但是在插秧过程中遇到石头和硬物时容易受到撞击,一般插秧300亩后就要报废更换,增加了插秧机的运营成本。
同金属材料相比,塑胶材料密度低,可以注塑加工形成,生产成本低。同时,塑胶材料一般憎水性,长期泡在水中不存在生锈的问题。拨叉的实际使用要求主要包括:要有足够的耐疲劳强度,优异的回弹性,良好的尺寸稳定性,以及在插秧过程中遇到硬物要有一定的耐磨性。因此,本发明选择具有优异耐疲劳强度的尼龙材料作为基料,考虑到尼龙66吸水偏大,可能对产品尺寸稳定性不利,在体系中又复合加入吸水低尺寸稳定性好的尼龙612,再进行增强增韧耐磨改性,得到综合性能优异的复合材料。 
发明内容
本发明的目的在于克服现有技术存在的以上问题,提供增强增韧耐磨尼龙66/尼龙612及制备方法和应用,采用复合加入吸水低尺寸稳定性好的尼龙612,再进行增强增韧耐磨改性,得到综合性能优异的复合材料。 
为实现上述技术目的,达到上述技术效果,本发明通过以下技术方案实现: 
增强增韧耐磨尼龙66/尼龙612,其组成成分及重量比如下:
尼龙66       10-80
尼龙612      10-80
玻璃纤维     10-60
增韧剂       2-50
耐磨剂       1-50
润滑剂       0.1-10
抗氧剂       0.1-10。
   进一步的,所述尼龙66的粘数在100-200之间;所述尼龙612的粘数在90-180之间;所述玻璃纤维为无碱玻纤;所述增韧剂为聚烯烃接枝马来酸酐或乙烯-丙烯酸酯或乙烯-丙烯酸酯-马来酸酐三元共聚物或它们的复配物;所述耐磨剂为二硫化钼或石墨或钛酸钾晶须或聚四氟乙烯或它们的复配物;所述润滑剂为硬脂酸钙或乙撑双硬脂酰胺或褐煤酸钠或它们的复配物;所述抗氧剂为1010或1098或168或他们的复配物。 
增强增韧耐磨尼龙66/尼龙612的制备方法,包括以下步骤: 
步骤1)将尼龙66,尼龙612、增韧剂、耐磨剂、润滑剂以及抗氧剂加入到搅拌机中以150转/分钟搅拌2分钟,待混合均匀出料得到预混物;
步骤2)将步骤a得到的预混物加入到双螺杆挤出机的主喂料斗,玻璃纤维加入到侧喂料斗,挤出温度在200℃-290℃之间,螺杆转速在150转/分钟。 
所述增强增韧耐磨尼龙66/尼龙612应用于插秧机拨叉上的。 
本发明的有益效果是: 
本发明成功用塑胶材料取代不锈钢材料制作插秧机拨叉,大大简化了制作工艺和生产流程,制备十分方便,可以一次注塑成型;而且降低了插秧机拨叉的重量和降低了插秧机拨叉的生产成本。
具体实施方式
下面将结合实施例,来详细说明本发明。 
增强增韧耐磨尼龙66/尼龙612,其组成成分及重量比如下: 
尼龙66       10-80
尼龙612      10-80
玻璃纤维     10-60
增韧剂       2-50
耐磨剂       1-50
润滑剂       0.1-10
抗氧剂       0.1-10。
   进一步的,所述尼龙66的粘数在100-200之间;所述尼龙612的粘数在90-180之间;所述玻璃纤维为无碱玻纤;所述增韧剂为聚烯烃接枝马来酸酐或乙烯-丙烯酸酯或乙烯-丙烯酸酯-马来酸酐三元共聚物或它们的复配物;所述耐磨剂为二硫化钼或石墨或钛酸钾晶须或聚四氟乙烯或它们的复配物;所述润滑剂为硬脂酸钙或乙撑双硬脂酰胺或褐煤酸钠或它们的复配物;所述抗氧剂为1010或1098或168或他们的复配物。 
增强增韧耐磨尼龙66/尼龙612的制备方法,包括以下步骤: 
步骤1)将尼龙66,尼龙612、增韧剂、耐磨剂、润滑剂以及抗氧剂加入到搅拌机中以150转/分钟搅拌2分钟,待混合均匀出料得到预混物;
步骤2)将步骤a得到的预混物加入到双螺杆挤出机的主喂料斗,玻璃纤维加入到侧喂料斗,挤出温度在200℃-290℃之间,螺杆转速在150转/分钟。 
所述增强增韧耐磨尼龙66/尼龙612应用于插秧机拨叉上的。 
实施例1 
将5kg尼龙66, 1kg尼龙612,0.6kg POE-MAH,0.1kg二硫化钼,60g硬脂酸钙,40g抗氧剂1010和60g抗氧剂168,加入到搅拌机中以150转/分钟搅拌2分钟出料。将预混料加入到螺杆直径36mm的双螺杆挤出机的主喂料仓中。在侧喂料中加入3kg短切无碱玻纤,温度控制在240℃-270℃,螺杆转速控制在150转/分钟,拉条,冷却,切粒。将粒子在烘箱中80℃,干燥5小时后注塑标准ISO样条测试各向性能,测试结果见表1。
实施例2 
将5kg尼龙66, 5kg尼龙612,0.6kg POE-MAH,0.5kg聚四氟乙烯,60g硬脂酸钙,40g抗氧剂1010和60g抗氧剂168,加入到搅拌机中以150转/分钟搅拌2分钟出料。将预混料加入到螺杆直径36mm的双螺杆挤出机的主喂料仓中。在侧喂料中加入5kg短切无碱玻纤,温度控制在240℃-270℃,螺杆转速控制在150转/分钟,拉条,冷却,切粒。将粒子在烘箱中80℃,干燥5小时后注塑标准ISO样条测试各向性能,测试结果见表1。
实施例3 
将5kg尼龙66, 3kg尼龙612,1.6kg POE-MAH,0.1kg石墨,0.1kg钛酸钾晶须,60g硬脂酸钙,40g抗氧剂1010和60g抗氧剂168,加入到搅拌机中以150转/分钟搅拌2分钟出料。将预混料加入到螺杆直径36mm的双螺杆挤出机的主喂料仓中。在侧喂料中加入3kg短切无碱玻纤,温度控制在240℃-270℃,螺杆转速控制在150转/分钟,拉条,冷却,切粒。将粒子在烘箱中80℃,干燥5小时后注塑标准ISO样条测试各向性能,测试结果见表1。
    表1:不同制备方法的测试性能对比 
Figure 319485DEST_PATH_IMAGE002
    从最终测试结果看,增强增韧耐磨改性尼龙66/尼龙612后综合力学性能良好。

Claims (4)

1. 增强增韧耐磨尼龙66/尼龙612,其特征在于,其组成成分及重量比如下:
尼龙66       10-80
尼龙612      10-80
玻璃纤维     10-60
增韧剂       2-50
耐磨剂       1-50
润滑剂       0.1-10
抗氧剂       0.1-10。
2.根据权利要求1所述的增强增韧耐磨尼龙66/尼龙612,其特征在于:所述尼龙66的粘数在100-200之间;所述尼龙612的粘数在90-180之间;所述玻璃纤维为无碱玻纤;所述增韧剂为聚烯烃接枝马来酸酐或乙烯-丙烯酸酯或乙烯-丙烯酸酯-马来酸酐三元共聚物或它们的复配物;所述耐磨剂为二硫化钼或石墨或钛酸钾晶须或聚四氟乙烯或它们的复配物;所述润滑剂为硬脂酸钙或乙撑双硬脂酰胺或褐煤酸钠或它们的复配物;所述抗氧剂为1010或1098或168或他们的复配物。
3.增强增韧耐磨尼龙66/尼龙612的制备方法,其特征在于,包括以下步骤:
步骤1)将尼龙66,尼龙612、增韧剂、耐磨剂、润滑剂以及抗氧剂加入到搅拌机中以150转/分钟搅拌2分钟,待混合均匀出料得到预混物;
步骤2)将步骤a得到的预混物加入到双螺杆挤出机的主喂料斗,玻璃纤维加入到侧喂料斗,挤出温度在200℃-290℃之间,螺杆转速在150转/分钟。
4.权利要求1所述的增强增韧耐磨尼龙66/尼龙612的应用,其特征在于:所述增强增韧耐磨尼龙66/尼龙612应用于插秧机拨叉上的。
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CN104130571A (zh) * 2014-08-19 2014-11-05 南通瑞隆新材料有限公司 一种增强增韧尼龙pa6改性工程塑料的制备方法
CN104633144A (zh) * 2014-12-09 2015-05-20 天津市瑞斯特阀业有限公司 一种复合材料阀门
CN105885402A (zh) * 2016-04-29 2016-08-24 安徽安缆模具有限公司 一种抗磨尼龙模具材料及其制备方法
CN106497037A (zh) * 2016-11-02 2017-03-15 无锡艾科瑞思产品设计与研究有限公司 一种碳纤维增强尼龙复合拉杆箱脚轮的制备方法
CN107383867A (zh) * 2017-08-28 2017-11-24 株洲时代新材料科技股份有限公司 一种衬套制作工艺
CN107629427A (zh) * 2017-10-23 2018-01-26 安徽江淮汽车集团股份有限公司 一种耐磨耐老化聚己内酯复合材料及其制备方法
CN107652668A (zh) * 2016-07-26 2018-02-02 四川鑫达企业集团有限公司 一种可用于3d打印的增强增韧尼龙材料及其制备方法
CN108165003A (zh) * 2017-12-26 2018-06-15 重庆普利特新材料有限公司 一种高玻璃纤维含量增强高温尼龙复合材料及其制备方法
CN111574829A (zh) * 2020-04-24 2020-08-25 金发科技股份有限公司 一种聚酰胺复合材料及其制备方法
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CN112480664A (zh) * 2020-11-30 2021-03-12 中国第一汽车股份有限公司 一种聚酰胺材料、汽车冷却软管及其制备方法
CN112724662A (zh) * 2020-12-08 2021-04-30 金发科技股份有限公司 一种增韧耐磨聚酰胺组合物及其制备方法和应用

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CN103911004A (zh) * 2014-04-29 2014-07-09 苏州新区华士达工程塑胶有限公司 改性聚酰胺-66塑料
CN104130571A (zh) * 2014-08-19 2014-11-05 南通瑞隆新材料有限公司 一种增强增韧尼龙pa6改性工程塑料的制备方法
CN104633144A (zh) * 2014-12-09 2015-05-20 天津市瑞斯特阀业有限公司 一种复合材料阀门
CN105885402A (zh) * 2016-04-29 2016-08-24 安徽安缆模具有限公司 一种抗磨尼龙模具材料及其制备方法
CN107652668A (zh) * 2016-07-26 2018-02-02 四川鑫达企业集团有限公司 一种可用于3d打印的增强增韧尼龙材料及其制备方法
CN106497037A (zh) * 2016-11-02 2017-03-15 无锡艾科瑞思产品设计与研究有限公司 一种碳纤维增强尼龙复合拉杆箱脚轮的制备方法
CN107383867A (zh) * 2017-08-28 2017-11-24 株洲时代新材料科技股份有限公司 一种衬套制作工艺
CN107629427A (zh) * 2017-10-23 2018-01-26 安徽江淮汽车集团股份有限公司 一种耐磨耐老化聚己内酯复合材料及其制备方法
US10851206B2 (en) 2017-12-18 2020-12-01 Taiwan Textile Research Institute Modified nylon 66 fiber
CN108165003A (zh) * 2017-12-26 2018-06-15 重庆普利特新材料有限公司 一种高玻璃纤维含量增强高温尼龙复合材料及其制备方法
CN111574829A (zh) * 2020-04-24 2020-08-25 金发科技股份有限公司 一种聚酰胺复合材料及其制备方法
WO2021212819A1 (zh) * 2020-04-24 2021-10-28 金发科技股份有限公司 一种聚酰胺复合材料及其制备方法
CN111574829B (zh) * 2020-04-24 2022-07-26 金发科技股份有限公司 一种聚酰胺复合材料及其制备方法
CN112480664A (zh) * 2020-11-30 2021-03-12 中国第一汽车股份有限公司 一种聚酰胺材料、汽车冷却软管及其制备方法
CN112724662A (zh) * 2020-12-08 2021-04-30 金发科技股份有限公司 一种增韧耐磨聚酰胺组合物及其制备方法和应用

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