CN103131172A - 一种聚酰胺复合材料、制备方法及应用 - Google Patents

一种聚酰胺复合材料、制备方法及应用 Download PDF

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CN103131172A
CN103131172A CN2011103983415A CN201110398341A CN103131172A CN 103131172 A CN103131172 A CN 103131172A CN 2011103983415 A CN2011103983415 A CN 2011103983415A CN 201110398341 A CN201110398341 A CN 201110398341A CN 103131172 A CN103131172 A CN 103131172A
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polyamide
antioxidant
preparation
compoiste material
polyamide compoiste
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陈勋森
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SHANGHAI NYTEX COMPOSITES PRODUCT CO Ltd
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SHANGHAI NYTEX COMPOSITES PRODUCT CO Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0022Combinations of extrusion moulding with other shaping operations combined with cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/04Particle-shaped
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/78Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/875Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92704Temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92857Extrusion unit
    • B29C2948/92876Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895Barrel or housing

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

本发明公开了一种聚酰胺复合材料,其原料配方包括下述重量百分比计的组分:60.5%-61.5%的聚酰胺6、0.4%-0.6%的抗氧化剂1010、0.4%-0.6%的抗氧化剂168、0.7%-0.9%的乙烯基双硬脂酰胺、1.4%-1.6%的黑色母、0.15%-0.5%的紫外光吸收剂、0.15%-0.5%的光稳定剂和34-36%的增强改性剂。本发明还公开了该复合材料的制备方法和应用。本发明的聚酰胺复合材料耐紫外线性能强,能用于车灯产品制造领域。本发明的聚酰胺复合材料能够采用常规的设备和方法制备得到,不需要对制造设备进行改造,易于进行工业化生产。

Description

一种聚酰胺复合材料、制备方法及应用
技术领域
本发明涉及高分子复合材料领域,尤其涉及一种聚酰胺复合材料、制备方法,及其在车灯产品中的应用。
背景技术
聚酰胺(Polyamide,简称PA)俗称尼龙,是分子链上含有重复酰胺基团-(NHCO)-的一类热塑性树脂总称。聚酰胺材料中的主要品种是PA6和PA66。聚酰胺材料由于其具有优良的热稳定性、绝缘性和物理机械性能,广泛应用于汽车工业、机械仪表、电子机械等行业。但是,像许多其他高分子材料一样,聚酰胺材料会对紫外线光降解敏感,紫外线的长期照射会导致聚酰胺材料的表面变色发白,甚至发生粉化,造成聚酰胺材料机械强度、化学稳定性等大幅降低。
发明内容
本发明所要解决的技术问题是为了克服用于车灯产品的聚酰胺材料在氙灯照射后会发白,抗紫外线(UV)性能差的缺陷,提供一种聚酰胺复合材料、制备方法,及其在车灯产品中的应用。
本发明通过以下技术方案解决上述技术问题。
本发明提供了一种聚酰胺复合材料,其原料配方包括下述重量百分比计的组分:60.5%-61.5%的聚酰胺6、0.4%-0.6%的抗氧化剂1010、0.4%-0.6%的抗氧化剂168、0.7%-0.9%的乙烯基双硬脂酰胺、1.4%-1.6%的黑色母、0.15%-0.5%的紫外光吸收剂、0.15%-0.5%的光稳定剂和34-36%的增强改性剂。
其中,所述的增强改性剂可为本领域中常规使用的各种用于聚酰胺复合材料的增强改性剂,较佳地为玻璃纤维。
本发明还提供了一种上述聚酰胺复合材料的制备方法,其包括下述步骤:在双螺杆挤出机的主喂料口加入所述聚酰胺,在第一侧喂料口加入下述组分的混合物:所述抗氧化剂1010、所述抗氧化剂168、所述乙烯基双硬脂酰胺、所述黑色母、所述紫外光吸收剂和所述光稳定剂,在第二侧喂料口中加入所述玻璃纤维,挤出,冷却,切粒,即可。
其中,所述的混合物较佳地通过高速混合机混合得到。
其中,所述的挤出采用本领域聚酰胺复合材料的常规挤出条件进行,所述双螺杆挤出机的温度分布较佳地为:由进料段至模头的温度分别为:210℃、260℃、260℃、260℃、260℃、260℃、255℃、250℃和250℃。
本发明还提供了一种上述聚酰胺复合材料在车灯产品中的应用。
在符合本领域常识的基础上,上述各优选条件,可任意组合,即得本发明各较佳实例。
本发明所用试剂和原料均市售可得。
本发明的积极进步效果在于:
本发明的聚酰胺复合材料能够采用常规的设备和方法制备得到,不需要对设备进行改造,易于进行工业化生产,并且该聚酰胺复合材料在保持原有聚酰胺材料的机械强度等性能的情况下,还具有优良的耐紫外线照射性能,耐氙灯等级高。
具体实施方式
下面通过实施例的方式进一步说明本发明,但并不因此将本发明限制在所述的实施例范围之中。下列实施例中未注明具体条件的实验方法,按照常规方法和条件,或按照商品说明书选择。
实施例1-3及对比例1
表1为实施例1-3及对比例1的聚酰胺复合材料的原料配方。
实施例1-3的聚酰胺复合材料的制备方法:
将抗氧剂1010、抗氧剂168、乙烯基双硬脂酰胺、黑色母、紫外光吸收剂和光稳定剂加入高速混合机中混合均匀,取出得混合物。从双螺杆挤出机的主喂料口加入聚酰胺,在第一侧喂料口加入混合物,再在第二侧喂料口加入玻璃纤维,使所有物料在双螺杆挤出机中混合均匀,挤出,冷却,切粒,得到聚酰胺复合材料;挤出温度从进料段至模头的温度分别为210℃260℃260℃260℃260℃260℃255℃250℃250℃。
对比例1的聚酰胺复合材料的制备方法同实施例1-3。
表1实施例1-3及对比例1的聚酰胺复合材料的原料配方
  原料配比   实施例1   实施例2   实施例3   对比例1
  PA6(%)   61.4   61.1   60.7   61.7
  抗氧剂1010(%)   0.5   0.5   0.5   0.5
  抗氧剂168(%)   0.5   0.5   0.5   0.5
  乙烯基双硬脂酰胺(%)   0.8   0.8   0.8   0.8
  黑色母(%)   1.5   1.5   1.5   1.5
  紫外光吸收剂(%)   0.15   0.3   0.5
  光稳定剂(%)   0.15   0.3   0.5
  玻璃纤维(%)   35   35   35   35
表2聚酰胺复合材料的性能参数
  复合材料性能参数   测试标准  实施例1  实施例2  实施例3  对比例1
  拉伸强度(MPa)   ASTM D638  152  152  153  152
  断裂伸长率(%)   ASTM D638  2.3  2.2  2.3  2.2
  弯曲强度(MPa)   ASTM D638  203  202  201  202
  弯曲模量(MPa)   ASTM D638  7634  7629  7644  7654
  缺口冲击强度(J/m)   ASTM D790  78  78  79  78
  耐氙灯测试(500h)   GB/T 16422.2  3  3-4  4-5  2-3
按表2所述标准测试所得聚酰胺复合材料的性能参数。同时,表2还列出原料配方如表1所示的聚酰胺复合材料对比例1的性能参数进行对比。从表2可以看出,实施例1-3的聚酰胺复合材料在保持其原有的机械性能的情况下,耐氙灯测试等级得到明显提高,抗紫外线照射能力强。

Claims (6)

1.一种聚酰胺复合材料,其原料配方包括下述重量百分比计的组分:60.5%-61.5%的聚酰胺6、0.4%-0.6%的抗氧化剂1010、0.4%-0.6%的抗氧化剂168、0.7%-0.9%的乙烯基双硬脂酰胺、1.4%-1.6%的黑色母、0.15%-0.5%的紫外光吸收剂、0.15%-0.5%的光稳定剂和34-36%的增强改性剂。
2.如权利要求1所述的聚酰胺复合材料,其特征在于,所示的增强改性剂为玻璃纤维。
3.一种如权利要求1或2所述的聚酰胺复合材料的制备方法,其包括下述步骤:在双螺杆挤出机的主喂料口加入所述聚酰胺,在第一侧喂料口加入下述组分的混合物:所述抗氧化剂1010、所述抗氧化剂168、所述乙烯基双硬脂酰胺、所述黑色母、所述紫外光吸收剂和所述光稳定剂,在第二侧喂料口中加入所述玻璃纤维,挤出,冷却,切粒,即可。
4.如权利要求3所述的制备方法,其特征在于,所述的混合物通过高速混合机混合得到。
5.如权利要求3所述的制备方法,其特征在于,所述双螺杆挤出机的温度分布为:由进料段至模头的温度分别为:210℃、260℃、260℃、260℃、260℃、260℃、255℃、250℃和250℃。
6.权利要求1或2所述的聚酰胺复合材料在车灯产品中的应用。
CN2011103983415A 2011-12-05 2011-12-05 一种聚酰胺复合材料、制备方法及应用 Pending CN103131172A (zh)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105647170A (zh) * 2014-11-11 2016-06-08 上海耐特复合材料制品有限公司 一种耐氙灯测试尼龙材料及其制备方法
CN106519661A (zh) * 2016-11-16 2017-03-22 郑州傲龙动力科技有限公司 一种适用于水油环境中尼龙pa66材料及其制备方法
CN107141785A (zh) * 2017-05-06 2017-09-08 广东威林工程塑料股份有限公司 一种用于节能灯灯头的聚酰胺复合材料及其制备方法
CN110682520A (zh) * 2019-10-09 2020-01-14 广东轻工职业技术学院 一种玻纤增强热塑性树脂复合材料的制备方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105647170A (zh) * 2014-11-11 2016-06-08 上海耐特复合材料制品有限公司 一种耐氙灯测试尼龙材料及其制备方法
CN106519661A (zh) * 2016-11-16 2017-03-22 郑州傲龙动力科技有限公司 一种适用于水油环境中尼龙pa66材料及其制备方法
CN107141785A (zh) * 2017-05-06 2017-09-08 广东威林工程塑料股份有限公司 一种用于节能灯灯头的聚酰胺复合材料及其制备方法
CN110682520A (zh) * 2019-10-09 2020-01-14 广东轻工职业技术学院 一种玻纤增强热塑性树脂复合材料的制备方法
CN110682520B (zh) * 2019-10-09 2021-10-22 广东轻工职业技术学院 一种玻纤增强热塑性树脂复合材料的制备方法

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