CN101760008B - 一种玻璃纤维和粉煤灰复合增强尼龙材料及其制备方法 - Google Patents
一种玻璃纤维和粉煤灰复合增强尼龙材料及其制备方法 Download PDFInfo
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- CN101760008B CN101760008B CN2008102074790A CN200810207479A CN101760008B CN 101760008 B CN101760008 B CN 101760008B CN 2008102074790 A CN2008102074790 A CN 2008102074790A CN 200810207479 A CN200810207479 A CN 200810207479A CN 101760008 B CN101760008 B CN 101760008B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/04—Particle-shaped
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92895—Barrel or housing
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Abstract
本发明涉及一种玻璃纤维和粉煤灰复合增强尼龙材料及其制备方法,其材料由以下重量配比的原料制成:PA6:20-50%,PA66:20-50%,玻纤:15-35%,粉煤灰:8-20%,润滑剂:0.2-0.4%,抗氧剂:0.3-0.6%,硅烷偶联剂:0.05-0.2%。其制备方法包括:按重量配比秤取原料;将所有原料放入高混机中混合2-5分钟;出料;将混合均匀的原料放入双螺杆机中挤出造粒。本发明的特点是制备的复合增强材料具有优异的力学性能,防玻纤外露性能。该材料用于制造汽车门把手等对产品外观要求较高,同时要具备较高的综合力学性能的产品。
Description
技术领域
本发明涉及高分子复合材料,尤其涉及一种玻璃纤维和粉煤灰复合增强尼龙材料及其制备方法。
背景技术
对于制作汽车门把手等对产品外观要求较高,同时要具备较高的综合力学性能的产品,首先对螺杆组合进行设计,有助于填充材料在尼龙基体树脂中的分散。同时加入高效的润滑体系及调整加工温度等加工工艺,使得填充材料被基体树脂充分浸润。使材料最终保持了较高的综合力学性能,同时又改善了玻纤外露的缺陷。但是目前这类产品成本较高,制备工艺比较复杂。
发明内容
本发明的目的就是为了克服上述现有技术存在的缺陷而提供一种玻璃纤维和粉煤灰复合增强尼龙材料及其制备方法。
本发明的目的可以通过以下技术方案来实现:
一种玻璃纤维和粉煤灰复合增强尼龙材料,其特征在于,该材料由以下重量配比的原料制成:
PA6:20-50%,
PA66:20-50%,
玻璃纤维:15-35%,
粉煤灰:8-20%,
润滑剂:0.2-0.4%,
抗氧剂:0.3-0.6%,
硅烷偶联剂:0.05-0.2%。
所述的尼龙6,其粘度1.7-2.5,其熔融指数为10-40g/10min。
所述的尼龙66,其粘度2.0-3.2,其熔融指数为10-40g/10min。
所述的玻璃纤维为无碱玻纤。
所述的粉煤灰为2500目。
所述的抗氧剂为受阻酚类抗氧剂与亚磷酸酯类抗氧剂复配,优选抗氧剂168/抗氧剂1098。
所述的润滑剂为改性EBS,熔点为95-120℃。
所述的硅烷偶联剂为KH-550。
一种玻璃纤维和粉煤灰复合增强尼龙材料的制备方法,其特征在于,该方法包括以下工艺步骤:
(1)按重量配比秤取原料:PA6:20-50%,PA66:20-50%,玻璃纤维:15-35%,粉煤灰:8-20%,润滑剂:0.2-0.4%,抗氧剂:0.3-0.6%,硅烷偶联剂:0.05-0.2%;
(2)将所有原料放入高混机中混合2-5分钟,出料;
(3)将混合的原料放入螺杆机中挤出造粒,螺杆机的转速为180-600转/分,温度为245-265℃。
与现有技术相比,本发明方法制备的材料具有较高的综合力学性能,同时又改善了玻纤外露的缺陷,可制作汽车门把手等对产品外观要求较高,同时要具备较高的综合力学性能的产品。
具体实施方式
下面结合实施例,对本发明作进一步详细说明。
实施例1~2
实施例1~2配比(重量%)见表1。
表1
原料名称 | 实施例1 | 实施例2 |
PA66 | 39.1 | 25 |
PA6 | 25 | 39.1 |
玻纤 | 25 | 25 |
粉煤灰 | 10 | 10 |
TAF | 0.4 | 0.4 |
168/1098(1∶1) | 0.4 | 0.4 |
KH-550 | 0.1 | 0.1 |
将所有组分按比例放入高混机中混合3分钟,然后用螺杆挤出机挤出造粒,加工温度在255℃、260℃、265℃、265℃、265℃、265℃、265℃、265℃、260℃、,螺杆转数在300转/分。
对实施例1、2所得的一种玻璃纤维和粉煤灰复合增强尼龙材料进行性能测试对比,力学性能以ASTM测试。
实施例1样品和实施例2样品性能对照见表2。
表2
测试项目 | 实施例1样品 | 实施例1样品 |
拉伸强度MPa | 180.5 | 165.2 |
弯曲强度MPa | 220.6 | 205.2 |
弯曲模量MPa | 8800.5 | 7200.2 |
冲击强度J/m | 9.5 | 11.6 |
灰分含量 | 35.2 | 35.7 |
Claims (3)
1.一种玻璃纤维和粉煤灰复合增强尼龙材料,其特征在于,该材料由以下重量配比的原料制成:
PA6:20-50%,
PA66:20-50%,
玻璃纤维:15-35%,
粉煤灰:8-20%,
润滑剂:0.2-0.4%,
抗氧剂:0.3-0.6%,
硅烷偶联剂:0.05-0.2%;
所述的尼龙6,其粘度1.7-2.5,其熔融指数为10-40g/10min;
所述的尼龙66,其粘度2.0-3.2,其熔融指数为10-40g/10min;
所述的玻璃纤维为无碱玻纤;所述的粉煤灰为2500目;
所述的抗氧剂为受阻酚类抗氧剂与亚磷酸酯类抗氧剂复配;
所述的润滑剂为改性EBS,熔点为95-120℃;
所述的硅烷偶联剂为KH-550。
2.根据权利要求1所述的一种玻璃纤维和粉煤灰复合增强尼龙材料,其特征在于,所述的抗氧剂为抗氧剂168与抗氧剂1098复配。
3.一种如权利要求1所述玻璃纤维和粉煤灰复合增强尼龙材料的制备方法,其特征在于,该方法包括以下工艺步骤:
(1)按重量配比秤取原料:PA6:20-50%,PA66:20-50%,玻璃纤维:15-35%,粉煤灰:8-20%,润滑剂:0.2-0.4%,抗氧剂:0.3-0.6%,硅烷偶联剂:0.05-0.2%;
(2)将所有原料放入高混机中混合2-5分钟,出料;
(3)将混合的原料放入螺杆机中挤出造粒,螺杆机的转速为180-600转/分,温度为245-265℃。
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CN102993706A (zh) * | 2012-10-19 | 2013-03-27 | 芜湖市鑫海橡塑制品有限责任公司 | 一种汽车油管用强度大的尼龙pa6材料及其制备方法 |
CN104371313A (zh) * | 2014-12-05 | 2015-02-25 | 中国纺织科学研究院 | 一种利用粉尘制备高分子复合材料的组合物和方法 |
CN104672891A (zh) * | 2015-03-11 | 2015-06-03 | 湖州吉昌丝绸有限公司 | 一种新型改性尼龙复合材料及其制备方法 |
CN104945619A (zh) * | 2015-06-29 | 2015-09-30 | 苏州荣昌复合材料有限公司 | 改性工程塑料的制备方法 |
Citations (2)
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CN1765991A (zh) * | 2004-10-29 | 2006-05-03 | 上海日之升新技术发展有限公司 | 可用于汽车发动机罩盖的尼龙66组合物及其制备方法 |
CN1765990A (zh) * | 2004-10-29 | 2006-05-03 | 上海日之升新技术发展有限公司 | 一种可用于汽车发动机罩盖的尼龙6组合物及其制备方法 |
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CN1765991A (zh) * | 2004-10-29 | 2006-05-03 | 上海日之升新技术发展有限公司 | 可用于汽车发动机罩盖的尼龙66组合物及其制备方法 |
CN1765990A (zh) * | 2004-10-29 | 2006-05-03 | 上海日之升新技术发展有限公司 | 一种可用于汽车发动机罩盖的尼龙6组合物及其制备方法 |
Non-Patent Citations (2)
Title |
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侯元春.光亮润滑剂TAF在塑料加工中的应用.《塑料》.2000,第29卷(第5期),21-22. * |
方海林等.粉煤灰微珠改性尼龙6的研究.《粉煤灰综合利用》.1997,(第2期),44-45. * |
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