CN105175897A - 一种高强度低密度聚乙烯子管 - Google Patents

一种高强度低密度聚乙烯子管 Download PDF

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CN105175897A
CN105175897A CN201510667370.5A CN201510667370A CN105175897A CN 105175897 A CN105175897 A CN 105175897A CN 201510667370 A CN201510667370 A CN 201510667370A CN 105175897 A CN105175897 A CN 105175897A
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density polyethylene
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方晓
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TAICANG CHENZHOU PLASTIC INDUSTRY Co Ltd
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    • 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
    • C08L23/10—Homopolymers or copolymers of propene
    • C08L23/12—Polypropene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/346—Clay
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
    • C08K5/523—Esters of phosphoric acids, e.g. of H3PO4 with hydroxyaryl compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
    • C08L33/10—Homopolymers or copolymers of methacrylic acid esters
    • C08L33/12—Homopolymers or copolymers of methyl methacrylate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
    • 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
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four 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
    • C08L2207/066—LDPE (radical process)

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Abstract

本发明揭示了一种高强度低密度聚乙烯子管，所述高强度低密度聚乙烯子管由低密度聚乙烯、增韧剂、抗冲击改质剂、填充剂、耐溶剂添加剂以及分散剂组成，所述增韧剂为液体聚丁二烯橡胶，所述抗冲击改质剂为甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物，所述填充剂为粘土，所述耐溶剂添加剂为聚对苯二甲酸丁二醇酯，所述分散剂为磷酸三异丙基苯酯。本发明由低密度聚乙烯、增韧剂、抗冲击改质剂、填充剂、耐溶剂添加剂以及分散剂组成，具有韧性好、机械强度高、耐磨性好、成本低、耐溶剂性好、分散性好、隔湿性好、使用寿命长的特点。

Description

一种高强度低密度聚乙烯子管
技术领域
本发明涉及塑料制品领域，具体涉及一种高强度低密度聚乙烯子管。
背景技术
低密度聚乙烯为乳白色圆珠形颗粒。无毒、无味、无臭，表面无光泽。密度为0.916~0.930g/cm3。性质较柔软，具有良好的延伸性、电绝缘性、化学稳定性、加工性能和耐低温性(可耐-70℃)，但机械强度、隔湿性、隔气性和耐溶剂性较差。随着生产力的不断发展，当下使用的低密度聚乙烯的给水管已无法满足使用的要求，因此急需一种新型改性低密度聚乙烯来填补市场的需求。
发明内容
本发明的目的在于提供一种由低密度聚乙烯、增韧剂、抗冲击改质剂、填充剂、耐溶剂添加剂以及分散剂组成，具有韧性好、机械强度高、耐磨性好、成本低、耐溶剂性好、分散性好、隔湿性好、使用寿命长的特点的高强度低密度聚乙烯子管。
本发明的技术方案是，一种高强度低密度聚乙烯子管，所述高强度低密度聚乙烯子管由低密度聚乙烯、增韧剂、抗冲击改质剂、填充剂、耐溶剂添加剂以及分散剂组成，所述增韧剂为液体聚丁二烯橡胶，所述抗冲击改质剂为甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物，所述填充剂为粘土，所述耐溶剂添加剂为聚对苯二甲酸丁二醇酯，所述分散剂为磷酸三异丙基苯酯，所述高强度低密度聚乙烯子管各成分所占份数分别为所述低密度聚乙烯占99-104份，所述液体聚丁二烯橡胶占9-12份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占6-9份，所述粘土占23-26份，所述聚对苯二甲酸丁二醇酯占2-5份，所述磷酸三异丙基苯酯占1-4份。
在本发明一个较佳实施例中，所述高强度低密度聚乙烯子管各成分所占份数具体为所述低密度聚乙烯占100份，所述液体聚丁二烯橡胶占10份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占7份，所述粘土占24份，所述聚对苯二甲酸丁二醇酯占3份，所述磷酸三异丙基苯酯占2份。
在本发明一个较佳实施例中，所述高强度低密度聚乙烯子管各成分所占份数具体为所述低密度聚乙烯占103份，所述液体聚丁二烯橡胶占11份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占8份，所述粘土占25份，所述聚对苯二甲酸丁二醇酯占4份，所述磷酸三异丙基苯酯占3份。
本发明所述为一种高强度低密度聚乙烯子管，本发明由低密度聚乙烯、增韧剂、抗冲击改质剂、填充剂、耐溶剂添加剂以及分散剂组成，具有韧性好、机械强度高、耐磨性好、成本低、耐溶剂性好、分散性好、隔湿性好、使用寿命长的特点。
具体实施方式
下面对本发明的较佳实施例进行详细阐述，以使本发明的优点和特征能更易于被本领域技术人员理解，从而对本发明的保护范围做出更为清楚明确的界定。
本发明所述为一种高强度低密度聚乙烯子管，所述高强度低密度聚乙烯子管由低密度聚乙烯、增韧剂、抗冲击改质剂、填充剂、耐溶剂添加剂以及分散剂组成，所述增韧剂为液体聚丁二烯橡胶，所述抗冲击改质剂为甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物，所述填充剂为粘土，所述耐溶剂添加剂为聚对苯二甲酸丁二醇酯，所述分散剂为磷酸三异丙基苯酯，所述高强度低密度聚乙烯子管各成分所占份数分别为所述低密度聚乙烯占99-104份，所述液体聚丁二烯橡胶占9-12份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占6-9份，所述粘土占23-26份，所述聚对苯二甲酸丁二醇酯占2-5份，所述磷酸三异丙基苯酯占1-4份。
进一步地，所述高强度低密度聚乙烯子管各成分所占份数具体为所述低密度聚乙烯占100份，所述液体聚丁二烯橡胶占10份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占7份，所述粘土占24份，所述聚对苯二甲酸丁二醇酯占3份，所述磷酸三异丙基苯酯占2份。
进一步地，所述高强度低密度聚乙烯子管各成分所占份数具体为所述低密度聚乙烯占103份，所述液体聚丁二烯橡胶占11份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占8份，所述粘土占25份，所述聚对苯二甲酸丁二醇酯占4份，所述磷酸三异丙基苯酯占3份。
本发明所述为一种高强度低密度聚乙烯子管，本发明由低密度聚乙烯、增韧剂、抗冲击改质剂、填充剂、耐溶剂添加剂以及分散剂组成，具有韧性好、机械强度高、耐磨性好、成本低、耐溶剂性好、分散性好、隔湿性好、使用寿命长的特点。
以上所述仅为本发明的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉本领域的技术人员在本发明所揭露的技术范围内，可不经过创造性劳动想到的变化或替换，都应涵盖在本发明的保护范围之内。因此，本发明的保护范围应该以权利要求书所限定的保护范围为准。

Claims (3)

1.一种高强度低密度聚乙烯子管，其特征在于：所述高强度低密度聚乙烯子管由低密度聚乙烯、增韧剂、抗冲击改质剂、填充剂、耐溶剂添加剂以及分散剂组成，所述增韧剂为液体聚丁二烯橡胶，所述抗冲击改质剂为甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物，所述填充剂为粘土，所述耐溶剂添加剂为聚对苯二甲酸丁二醇酯，所述分散剂为磷酸三异丙基苯酯，所述高强度低密度聚乙烯子管各成分所占份数分别为所述低密度聚乙烯占99-104份，所述液体聚丁二烯橡胶占9-12份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占6-9份，所述粘土占23-26份，所述聚对苯二甲酸丁二醇酯占2-5份，所述磷酸三异丙基苯酯占1-4份。
2.根据权利要求1所述的高强度低密度聚乙烯子管，其特征在于：所述高强度低密度聚乙烯子管各成分所占份数具体为所述低密度聚乙烯占100份，所述液体聚丁二烯橡胶占10份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占7份，所述粘土占24份，所述聚对苯二甲酸丁二醇酯占3份，所述磷酸三异丙基苯酯占2份。
3.根据权利要求1所述的高强度低密度聚乙烯子管，其特征在于：所述高强度低密度聚乙烯子管各成分所占份数具体为所述低密度聚乙烯占103份，所述液体聚丁二烯橡胶占11份，所述甲基丙烯酸甲酯-丁二烯-苯乙烯三元共聚物占8份，所述粘土占25份，所述聚对苯二甲酸丁二醇酯占4份，所述磷酸三异丙基苯酯占3份。
CN201510667370.5A 2015-10-16 2015-10-16 一种高强度低密度聚乙烯子管 Pending CN105175897A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106009208A (zh) * 2016-08-16 2016-10-12 苏州市云林电子有限公司 一种高强度防老化改性ldpe橡胶

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103724793A (zh) * 2014-01-10 2014-04-16 长园电子（集团）有限公司 一种热收缩母排保护套管及其制备方法
CN104356470A (zh) * 2014-10-27 2015-02-18 昆山古加拉高分子科技有限公司 一种聚乙烯波纹管材

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103724793A (zh) * 2014-01-10 2014-04-16 长园电子（集团）有限公司 一种热收缩母排保护套管及其制备方法
CN104356470A (zh) * 2014-10-27 2015-02-18 昆山古加拉高分子科技有限公司 一种聚乙烯波纹管材

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106009208A (zh) * 2016-08-16 2016-10-12 苏州市云林电子有限公司 一种高强度防老化改性ldpe橡胶

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Application publication date: 20151223