CN111793274A - 一种高透明聚丙烯的配方及其制备方法 - Google Patents
一种高透明聚丙烯的配方及其制备方法 Download PDFInfo
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- -1 polypropylene Polymers 0.000 title claims abstract description 38
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 31
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims description 11
- 238000009472 formulation Methods 0.000 title description 2
- 239000002245 particle Substances 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 239000004698 Polyethylene Substances 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 8
- 239000004088 foaming agent Substances 0.000 claims abstract description 8
- 229920000573 polyethylene Polymers 0.000 claims abstract description 8
- 238000005520 cutting process Methods 0.000 claims abstract description 4
- 239000000155 melt Substances 0.000 claims abstract description 4
- 238000002844 melting Methods 0.000 claims abstract description 4
- 230000008018 melting Effects 0.000 claims abstract description 4
- 238000004806 packaging method and process Methods 0.000 claims abstract description 4
- 238000012216 screening Methods 0.000 claims abstract description 4
- 238000010008 shearing Methods 0.000 claims abstract description 4
- 238000005303 weighing Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 5
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 abstract 1
- 239000002131 composite material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
- C08J2201/03—Extrusion of the foamable blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised 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
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised 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
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
本发明涉及一种高透明聚丙烯的配方,包括如下重量百分比的配方组分为:聚丙烯:40‑50%;聚乙烯:20‑30%;Z‑N催化剂:5‑10%;发泡剂:1‑5%,在将配方量的聚丙烯、聚乙烯、Z‑N催化剂在喂料系统中1500r/min的转速下混料2‑4min混合;注入配方量的发泡剂与滑石粉,在同样的转速条件下继续混料2‑4min,得到预混料;通过双螺杆挤出机的剪切作用,使预混料充分熔融混合;熔体在水下切粒机模板处被切粒;切出的聚丙烯颗粒经振筛机筛分,并将筛分的颗粒分类,将不同粒径的产品称重包装。
Description
技术领域
本发明涉及聚丙烯生产技术领域,尤其涉及一种高透明聚丙烯的配方 及其制备方法。
背景技术
聚丙烯透明料效果与聚苯乙烯(PS)、聚碳酸酯(PC)、聚酯(PET)、聚 氯乙烯(pvc)等常用透明树脂相当,应用领域可以扩展到玩具、包装材料、 医疗机械、工业零部件等方面。2013年中国透明聚丙烯消费量约在70 万吨,2016年透明聚丙烯消费量提升约至120万吨,属于近年来需求量增 长较快的PP种类之一。目前煤化工路线生产聚烯烃企业尚无涉及,进口 货源主要来自韩国。
发明内容
本发明所要解决的技术问题是克服现有技术中存在的不足,提供一种 高透明聚丙烯的配方及其制备方法。
本发明是通过以下技术方案予以实现:
一种高透明聚丙烯的配方,包括如下重量百分比的配方组分为:
聚丙烯:40-50%;
聚乙烯:20-30%;
Z-N催化剂:5-10%;
发泡剂:1-5%。
一种高透明聚丙烯的制备方法,包括以下步骤:
(1)将配方量的聚丙烯、聚乙烯、Z-N催化剂在喂料系统中1500r/min 的转速下混料2-4min混合;
(2)注入配方量的发泡剂,在同样的转速条件下继续混料2-4min,得到预混料;
(3)通过双螺杆挤出机的剪切作用,使预混料充分熔融混合;
(4)熔体在水下切粒机模板处被切粒;
(5)切出的聚丙烯颗粒经振筛机筛分,并将筛分的颗粒分类,将不 同粒径的产品称重包装。
本发明的有益效果是:
本发明聚丙烯复合材料的制备方法只需按配方将各组分混合并在适 当的温度下挤出造粒即可得到产品,在挤出过程中,各种原料发生协同作 用,赋予了该聚丙烯复合材料具有优异的无卤阻燃、耐低温的性能,并且 制备方法工艺简单,条件易控,成本低廉,对设备要求低的特点,适于工 业化生产。
具体实施方式
为了使本技术领域的技术人员更好地理解本发明的技术方案,下面 结合最佳实施例对本发明作进一步的详细说明。
本发明包括如下重量百分比的配方组分为:
聚丙烯:40-50%;
聚乙烯:20-30%;
Z-N催化剂:5-10%;
发泡剂:1-5%。
制备方法包括以下步骤:
(1)将配方量的聚丙烯、聚乙烯、Z-N催化剂在喂料系统中1500r/min 的转速下混料2-4min混合;
(2)注入配方量的发泡剂,在同样的转速条件下继续混料 2-4min,得到预混料;
(3)通过双螺杆挤出机的剪切作用,使预混料充分熔融混合;
(4)熔体在水下切粒机模板处被切粒;
(5)切出的聚丙烯颗粒经振筛机筛分,并将筛分的颗粒分类,将不 同粒径的产品称重包装。
本发明的有益效果是:
本发明聚丙烯复合材料的制备方法只需按配方将各组分混合并在适 当的温度下挤出造粒即可得到产品,在挤出过程中,各种原料发生协同作 用,赋予了该聚丙烯复合材料具有优异的无卤阻燃、耐低温的性能,并且 制备方法工艺简单,条件易控,成本低廉,对设备要求低的特点,适于工 业化生产。
以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的 普通技术人员来说,在不脱离本发明原理的前提下,还可以做出若干改进 和润饰,这些改进和润饰也应视为本发明的保护范围。
Claims (2)
1.一种高透明聚丙烯的配方,其特征在于:包括如下重量百分比的配方组分为:
聚丙烯:40-50%;
聚乙烯:20-30%;
Z-N催化剂:5-10%;
发泡剂:1-5%。
2.一种高透明聚丙烯的制备方法,其特征在于:包括以下步骤:
(1)将配方量的聚丙烯、聚乙烯、Z-N催化剂在喂料系统中1500r/min的转速下混料2-4min混合;
(2)注入配方量的发泡剂,在同样的转速条件下继续混料2-4min,得到预混料;
(3)通过双螺杆挤出机的剪切作用,使预混料充分熔融混合;
(4)熔体在水下切粒机模板处被切粒;
(5)切出的聚丙烯颗粒经振筛机筛分,并将筛分的颗粒分类,将不同粒径的产品称重包装。
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102391582A (zh) * | 2011-10-17 | 2012-03-28 | 常熟市星源金属涂层厂 | 一种分子筛填充聚丙烯与聚乙烯共混制成的复合材料及制备方法 |
CN102863691A (zh) * | 2012-09-17 | 2013-01-09 | 深圳市科聚新材料有限公司 | 聚丙烯复合材料及其制备方法 |
CN105694217A (zh) * | 2016-03-10 | 2016-06-22 | 南京法宁格节能科技股份有限公司 | 发泡型阻燃聚丙烯颗粒及其制备方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102391582A (zh) * | 2011-10-17 | 2012-03-28 | 常熟市星源金属涂层厂 | 一种分子筛填充聚丙烯与聚乙烯共混制成的复合材料及制备方法 |
CN102863691A (zh) * | 2012-09-17 | 2013-01-09 | 深圳市科聚新材料有限公司 | 聚丙烯复合材料及其制备方法 |
CN105694217A (zh) * | 2016-03-10 | 2016-06-22 | 南京法宁格节能科技股份有限公司 | 发泡型阻燃聚丙烯颗粒及其制备方法 |
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