CN103694533A - 一种抗静电的聚乙烯管材及其制备方法 - Google Patents

一种抗静电的聚乙烯管材及其制备方法 Download PDF

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CN103694533A
CN103694533A CN201310647278.3A CN201310647278A CN103694533A CN 103694533 A CN103694533 A CN 103694533A CN 201310647278 A CN201310647278 A CN 201310647278A CN 103694533 A CN103694533 A CN 103694533A
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朱华明
陈德明
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Jiangsu Jinbo New Materials Technology Co Ltd
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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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means 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
    • B29C48/397—Means 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 a single screw
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means 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
    • B29C48/40—Means 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
    • 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
    • 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
    • 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
    • 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
    • B29C2948/92904—Die; Nozzle zone
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/04—Antistatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/18—Applications used for pipes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/068—Ultra high molecular weight polyethylene

Abstract

本发明涉及一种抗静电的聚乙烯管材，其组成成分按重量份数计如下：超高分子量聚乙烯78-105份、聚氯乙烯15-35份、聚烯烃10-18份、氟化石1.2-5份、白油0.6-1.5质量份，并提供其制备方法，经以上成分制备得到的抗静电的聚乙烯管材抗静电能力交过明显好于普通的聚乙烯管材。

Description

一种抗静电的聚乙烯管材及其制备方法
技术领域
本发明属于工程塑料技术领域，特别涉及一种超高分子量聚乙烯管材及其制备方法。
背景技术
聚乙烯具有其它工程塑料无法比拟的耐磨性、耐冲击性、耐化学药品、自润滑性能，在国民经济的各个领域，尤其是耐磨输送、设备衬里、各种机械零部件等方面的应用具有独特的优势，其产品的开发和应用具有广阔的前景，新应用领域的开发，正受到人们的关注。
但由于聚乙烯是典型的绝缘材料，由其制造的管材在使用过程中极易产生静电，因而影响了管材的实际应用。
发明内容
本发明所要解决的技术问题是针对以上弊端提供一种抗静电的聚乙烯管材，并提供其制备方法。
为解决上述技术问题，本发明的技术方案是：
一种抗静电的聚乙烯管材，其组成成分按重量份数计如下：
Figure BDA0000429503750000011
Figure BDA0000429503750000021
一种抗静电的聚乙烯管材，优选的，其组成成分按重量份数计如下：
Figure BDA0000429503750000022
一种抗静电的聚乙烯管材的制备方法，其制备方法如下：
（1）将配方量的超高分子量聚乙烯、聚氯乙烯、聚烯烃、氟化石墨、白油加入双螺杆挤出机中制得颗粒；
（2）将步骤（1）中制得的颗粒加入单螺杆挤出机中挤出管材，单螺杆挤出机机筒的温度为125-155℃，模具的温度为156-175℃，模口温度为135-145℃。
本发明的有益效果为：聚氯乙烯具有阻燃（阻燃值为40以上）、耐化学药品性高（耐浓盐酸、浓度为90%的硫酸、浓度为60%的硝酸和浓度20%的氢氧化钠）、机械强度及电绝缘性良好的优点，聚乙烯无臭，无毒,手感似蜡,具有优良的耐低温性能(最低使用温度可达-70～-100℃),化学稳定性好,能耐大多数酸碱的侵蚀,常温下不溶于一般溶剂,吸水性小,电绝缘性能优良，氟化石墨是重要的无机非金属材料，具有优良的润滑性，在干燥或潮湿高温时（400-500度）摩擦系数更小，使用寿命更长，经以上成分制备得到的抗静电的聚乙烯管材抗静电能力交过明显好于普通的聚乙烯管材。
具体实施方式
以下通过具体实施例对本发明的具体实施方式作进一步详细的说明。
实例一：
一种抗静电的聚乙烯管材的制备方法，其制备方法如下：
（1）将重量份数为100份的超高分子量聚乙烯、25份的聚氯乙烯、12份的聚烯烃、1.5份的氟化石墨、1份的白油加入双螺杆挤出机中制得颗粒；
（2）将步骤（1）中制得的颗粒加入单螺杆挤出机中挤出管材，单螺杆挤出机机筒的温度为135℃，模具的温度为165℃，模口温度为140℃。
实例二：
一种抗静电的聚乙烯管材的制备方法，其制备方法如下：
（1）将重量份数为90份的超高分子量聚乙烯、15份的聚氯乙烯、10份的聚烯烃、1.5份的氟化石墨、0.8份的白油加入双螺杆挤出机中制得颗粒；
（2）将步骤（1）中制得的颗粒加入单螺杆挤出机中挤出管材，单螺杆挤出机机筒的温度为135℃，模具的温度为165℃，模口温度为140℃。
综上所述聚氯乙烯具有阻燃（阻燃值为40以上）、耐化学药品性高（耐浓盐酸、浓度为90%的硫酸、浓度为60%的硝酸和浓度20%的氢氧化钠）、机械强度及电绝缘性良好的优点，聚乙烯无臭，无毒,手感似蜡,具有优良的耐低温性能(最低使用温度可达-70～-100℃),化学稳定性好,能耐大多数酸碱的侵蚀,常温下不溶于一般溶剂,吸水性小,电绝缘性能优良，氟化石墨是重要的无机非金属材料，具有优良的润滑性，在干燥或潮湿高温时（400-500度）摩擦系数更小，使用寿命更长，经以上成分制备得到的抗静电的聚乙烯管材抗静电能力交过明显好于普通的聚乙烯管材。
这里本发明的描述和应用是说明性的，并非想将本发明的范围限制在上述实施例中，因此，本发明不受本实施例的限制，任何采用等效替换取得的技术方案均在本发明保护的范围内。

Claims (3)

1.一种抗静电的聚乙烯管材，其特征为，其组成成分按重量份数计如下：
超高分子量聚乙烯   78-105份
聚氯乙烯           15-35份
聚烯烃             10-18份
氟化石墨           1.2-5份
白油               0.6-1 .5份。
2.如权利要求1所述的一种抗静电的聚乙烯管材，其特征为，优选的，其组成成分按重量份数计如下：
超高分子量聚乙烯   100份
聚氯乙烯           25份
聚烯烃             12份
氟化石墨           1. 5份
白油               1份。
3.如权利要求1或2所述的一种抗静电的聚乙烯管材的制备方法，其特征为，其制备方法如下：
（1）将配方量的超高分子量聚乙烯、聚氯乙烯、聚烯烃、氟化石墨、白油加入双螺杆挤出机中制得颗粒；
（2）将步骤（1）中制得的颗粒加入单螺杆挤出机中挤出管材，单螺杆挤出机机筒的温度为125-155℃，模具的温度为156-175℃，模口温度为135-145℃。
CN201310647278.3A 2013-12-04 2013-12-04 一种抗静电的聚乙烯管材及其制备方法 Pending CN103694533A (zh)

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Publication number Priority date Publication date Assignee Title
CN104292686A (zh) * 2014-09-04 2015-01-21 六安市顺达塑业有限公司 一种耐磨损pvc管材及其制备方法

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CN103044749A (zh) * 2012-12-28 2013-04-17 江苏金波新材料科技有限公司 超高分子量聚乙烯管材的制备方法

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CN101696754A (zh) * 2009-10-23 2010-04-21 山东齐鲁科力化工研究院有限公司 超高分子量聚乙烯/聚氯乙烯复合管材及其制造方法
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CN103044749A (zh) * 2012-12-28 2013-04-17 江苏金波新材料科技有限公司 超高分子量聚乙烯管材的制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104292686A (zh) * 2014-09-04 2015-01-21 六安市顺达塑业有限公司 一种耐磨损pvc管材及其制备方法

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