CN109099226A - 一种pe-rt地暖管材及其制备方法 - Google Patents

一种pe-rt地暖管材及其制备方法 Download PDF

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CN109099226A
CN109099226A CN201811221358.1A CN201811221358A CN109099226A CN 109099226 A CN109099226 A CN 109099226A CN 201811221358 A CN201811221358 A CN 201811221358A CN 109099226 A CN109099226 A CN 109099226A
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heat
proof polythene
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heating pipes
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方文学
詹小兵
方揆民
李明
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Anhui Million Square Pipe Industry Group Co Ltd
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00Processes of treating or compounding macromolecular substances
    • C08J3/20Compounding polymers with additives, e.g. colouring
    • C08J3/22Compounding polymers with additives, e.g. colouring using masterbatch techniques
    • C08J3/226Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions 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
    • C08L23/04Homopolymers or copolymers of ethene
    • C08L23/06Polyethene
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00Rigid pipes
    • F16L9/12Rigid pipes of plastics with or without reinforcement
    • F16L9/121Rigid pipes of plastics with or without reinforcement with three layers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00Tubular articles
    • B29L2023/22Tubes or pipes, i.e. rigid
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    • C08J2323/00Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
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Abstract

本发明公开了一种PE‑RT地暖管材及其制备方法,所述管材由光亮层、着色层和抗菌层组成;所述光亮层包括PE‑RT(耐热聚乙烯)和PE塑料增亮剂;所述着色层包括PE‑RT(耐热聚乙烯)和表面预处理的纳米CaCO3;所述光亮抗菌层包括PE‑RT(耐热聚乙烯)、纳米抗菌母粒和表面活性剂。本发明的优点是内层结构保证产品在采暖温度下具有优异的静液压强度和使用寿命,外层结构可产生波长为0.4‑40μm的远红外线,发射率大于0.87,该红外线可显著提升采暖效率,降低能耗,改善人体血液循环和大气环境。

Description

一种PE-RT地暖管材及其制备方法
技术领域
本发明属于地暖管材技术领域,更具体地说,尤其涉及一种PE-RT地暖管材及其制备方法。
背景技术
近年来在地暖领域PE-RT管应用日趋广泛,但是PE-RT管在使用几个采暖季后发现管道内壁有结垢现象,影响系统的换热效率,需要进行周期性清洗。PE-RT管内壁结垢主要原因有两个因素:一是管材内表面粗糙度大,管材表面粗糙度是指管材表面具有的微小峰谷不平度,即波峰与波谷之间高度差。PE-RT地暖管内壁表面粗糙度越小,则内表面越光滑,污垢越难附着,从而减少地暖管的清洗频次;二是PE-RT管没有自洁功能和灭杀细菌功能,水源的污染、自来水厂的落后工艺及其管网的陈旧不合理,使所用的PE-RT地暖管成为细菌滋长地,出现结垢现象,严重影响采暖效果,如不及时清洗会造成管路堵塞,造成极大的安全隐患。如果管道具有灭杀细菌功能会延缓结垢的时间,从而延长管道的清洗周期。本发明旨在从以上两方面因素减少结垢的产生。
发明内容
本发明的目的在于提供一种PE-RT地暖管材及其制备方法。
本发明的目的可以通过以下技术方案实现:
一种PE-RT地暖管材,所述管材由光亮层、着色层和抗菌层组成;所述光亮层包括PE-RT(耐热聚乙烯)和PE塑料增亮剂;所述着色层包括PE-RT(耐热聚乙烯)和表面预处理的纳米CaCO3;所述光亮抗菌层包括PE-RT(耐热聚乙烯)、纳米抗菌母粒和表面活性剂。
所述光亮层、着色层、抗菌层中的PE-RT(耐热聚乙烯)的熔流比均为MFR1(190℃,21.6Kg):MFR2(190℃,2.16Kg)>17。
所述纳米抗菌母粒为纳米银抗菌母粒。
所述光亮层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;PE塑料增亮剂:0.1-1份;所述着色层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;CaCO3:2-6份;所述光亮抗菌层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;纳米银抗菌母粒:0.5-2.5份;表面活性剂:0.1-1份。
其制备方法包括如下步骤:
(1)分别将光亮层材料、着色层材料、抗菌层材料搅拌均匀;
(2)将上述搅拌均匀的材料分别加入挤出机中,采用三台挤出机进行三层共挤,经过真空定径、冷却定型后,即得。
所述光亮层挤出机的机筒温度为205-215℃,模头温度为200-210℃,;所述着色层挤出机的机筒温度为205-215℃,模头温度为205-215℃;所述光亮抗菌层挤出机的机筒温度为195-205℃,模头温度为200-210℃。
所述生产线速度为13-25m/min,口模内径尺寸为30-36mm。
本发明的有益效果:本发明的优点是内层结构保证产品在采暖温度下具有优异的静液压强度和使用寿命,外层结构可产生波长为0.4-40μm的远红外线,发射率大于0.87,该红外线可显著提升采暖效率,降低能耗,改善人体血液循环和大气环境。
具体实施方式
下面结合具体实施例对本发明作进一步详细描述。
实施例1
一种PE-RT地暖管材,所述管材由光亮层、着色层和抗菌层组成;所述光亮层包括PE-RT(耐热聚乙烯)和PE塑料增亮剂;所述着色层包括PE-RT(耐热聚乙烯)和表面预处理的纳米CaCO3;所述光亮抗菌层包括PE-RT(耐热聚乙烯)、纳米抗菌母粒和表面活性剂。
其中,PE-RT(耐热聚乙烯):100份;PE塑料增亮剂:0.1份;所述着色层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;CaCO3:2份;所述光亮抗菌层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;纳米银抗菌母粒:0.5份;表面活性剂:0.1份。
其制备方法包括如下步骤:
(1)分别将光亮层材料、着色层材料、抗菌层材料搅拌均匀;
(2)将上述搅拌均匀的材料分别加入挤出机中,采用三台挤出机进行三层共挤,经过真空定径、冷却定型后,即得。
所述光亮层挤出机的机筒温度为205℃,模头温度为200℃,;所述着色层挤出机的机筒温度为205℃,模头温度为205℃;所述光亮抗菌层挤出机的机筒温度为195℃,模头温度为200℃。
实施例2
一种PE-RT地暖管材,所述管材由光亮层、着色层和抗菌层组成;所述光亮层包括PE-RT(耐热聚乙烯)和PE塑料增亮剂;所述着色层包括PE-RT(耐热聚乙烯)和表面预处理的纳米CaCO3;所述光亮抗菌层包括PE-RT(耐热聚乙烯)、纳米抗菌母粒和表面活性剂。
其中,PE-RT(耐热聚乙烯):100份;PE塑料增亮剂:1份;所述着色层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;CaCO3:6份;所述光亮抗菌层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;纳米银抗菌母粒:2.5份;表面活性剂:1份。
其制备方法包括如下步骤:
(1)分别将光亮层材料、着色层材料、抗菌层材料搅拌均匀;
(2)将上述搅拌均匀的材料分别加入挤出机中,采用三台挤出机进行三层共挤,经过真空定径、冷却定型后,即得。
所述光亮层挤出机的机筒温度为215℃,模头温度为210℃,;所述着色层挤出机的机筒温度为215℃,模头温度为215℃;所述光亮抗菌层挤出机的机筒温度为205℃,模头温度为210℃。
实施例3
一种PE-RT地暖管材,所述管材由光亮层、着色层和抗菌层组成;所述光亮层包括PE-RT(耐热聚乙烯)和PE塑料增亮剂;所述着色层包括PE-RT(耐热聚乙烯)和表面预处理的纳米CaCO3;所述光亮抗菌层包括PE-RT(耐热聚乙烯)、纳米抗菌母粒和表面活性剂。
其中,PE-RT(耐热聚乙烯):100份;PE塑料增亮剂:0.5份;所述着色层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;CaCO3:5份;所述光亮抗菌层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;纳米银抗菌母粒:2份;表面活性剂:0.5份。
其制备方法包括如下步骤:
(1)分别将光亮层材料、着色层材料、抗菌层材料搅拌均匀;
(2)将上述搅拌均匀的材料分别加入挤出机中,采用三台挤出机进行三层共挤,经过真空定径、冷却定型后,即得。
所述光亮层挤出机的机筒温度为215℃,模头温度为210℃,;所述着色层挤出机的机筒温度为215℃,模头温度为215℃;所述光亮抗菌层挤出机的机筒温度为205℃,模头温度为210℃。
以上内容仅仅是对本发明所作的举例和说明,所属本技术领域的技术人员对所描述的具体实施例做各种各样的修改或补充或采用类似的方式替代,只要不偏离发明的构思或者超越本权利要求书所定义的范围,均应属于本发明的保护范围。

Claims (7)

1.一种PE-RT地暖管材,其特征在于,所述管材由光亮层、着色层和抗菌层组成;所述光亮层包括PE-RT(耐热聚乙烯)和PE塑料增亮剂;所述着色层包括PE-RT(耐热聚乙烯)和表面预处理的纳米CaCO3;所述光亮抗菌层包括PE-RT(耐热聚乙烯)、纳米抗菌母粒和表面活性剂。
2.根据权利要求1所述的一种PE-RT地暖管材,其特征在于,所述光亮层、着色层、抗菌层中的PE-RT(耐热聚乙烯)的熔流比均为MFR1(190℃,21.6Kg):MFR2(190℃,2.16Kg)>17。
3.根据权利要求1所述的一种PE-RT地暖管材,其特征在于,所述纳米抗菌母粒为纳米银抗菌母粒。
4.根据权利要求1所述的一种PE-RT地暖管材,其特征在于,所述光亮层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;PE塑料增亮剂:0.1-1份;所述着色层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;CaCO3:2-6份;所述光亮抗菌层中各组分的质量份数为:PE-RT(耐热聚乙烯):100份;纳米银抗菌母粒:0.5-2.5份;表面活性剂:0.1-1份。
5.根据权利要求1所述的一种PE-RT地暖管材,其特征在于,制备方法包括如下步骤:
(1)分别将光亮层材料、着色层材料、抗菌层材料搅拌均匀;
(2)将上述搅拌均匀的材料分别加入挤出机中,采用三台挤出机进行三层共挤,经过真空定径、冷却定型后,即得。
6.根据权利要求5所述的一种PE-RT地暖管材,其特征在于,所述光亮层挤出机的机筒温度为205-215℃,模头温度为200-210℃,;所述着色层挤出机的机筒温度为205-215℃,模头温度为205-215℃;所述光亮抗菌层挤出机的机筒温度为195-205℃,模头温度为200-210℃。
7.根据权利要求5所述的一种PE-RT地暖管材,其特征在于,所述生产线速度为13-25m/min,口模内径尺寸为30-36mm。
CN201811221358.1A 2018-10-19 2018-10-19 一种pe-rt地暖管材及其制备方法 Withdrawn CN109099226A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111442140A (zh) * 2020-05-14 2020-07-24 深圳市博新美纳米科技有限公司 一种纳米抗菌pe给水管道及其制造工艺
CN111531967A (zh) * 2020-05-14 2020-08-14 深圳市博新美纳米科技有限公司 纳米抗菌pe-rt给水管及制备工艺

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111442140A (zh) * 2020-05-14 2020-07-24 深圳市博新美纳米科技有限公司 一种纳米抗菌pe给水管道及其制造工艺
CN111531967A (zh) * 2020-05-14 2020-08-14 深圳市博新美纳米科技有限公司 纳米抗菌pe-rt给水管及制备工艺

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