CN107383759A - 一种塑料制粒工艺 - Google Patents

一种塑料制粒工艺 Download PDF

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CN107383759A
CN107383759A CN201710786968.5A CN201710786968A CN107383759A CN 107383759 A CN107383759 A CN 107383759A CN 201710786968 A CN201710786968 A CN 201710786968A CN 107383759 A CN107383759 A CN 107383759A
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weight
parts
temperature
heating
granulating process
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谷跃花
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Qingyuan Hengsheng Plastic Granulating Co Ltd
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Qingyuan Hengsheng Plastic Granulating Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L55/00Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
    • C08L55/02ABS [Acrylonitrile-Butadiene-Styrene] polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/06Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L25/00Compositions of, homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Compositions of derivatives of such polymers
    • C08L25/02Homopolymers or copolymers of hydrocarbons
    • C08L25/04Homopolymers or copolymers of styrene
    • C08L25/06Polystyrene
    • 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
    • CCHEMISTRY; METALLURGY
    • 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
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • C08K2003/2241Titanium dioxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

本发明属于涉及塑料制粒领域,提出一种塑料制粒工艺,包括如下步骤:步骤1:将原料在高速混合器中混合干燥,原料的组成为:ABS 100重量份、酮酐型聚酰亚胺PI‑2080 5‑10重量份、钛酸酯偶联剂2‑5重量份、纳米二氧化钛0.5‑1重量份、抗氧化剂0.5‑1重量份;聚苯乙烯的分子量为5‑10万;步骤2:将步骤1的原料加入到螺杆挤出机的入料口,螺杆挤出机的加热段分为四段,其中第一段加热温度为270‑280℃,第二段加热温度为280‑300℃,第三段加热温度为300‑310℃,第四段加热温度为280‑290℃;整个挤出时间为1‑2min;步骤3:将步骤2挤出得到粒料冷却即可。本发明的目的在于提供一种韧性和光滑性优异的塑料制粒工艺。

Description

一种塑料制粒工艺
技术领域
本发明涉及塑料制粒领域,特别是一种塑料制粒工艺。
背景技术
工程塑料是广泛应用于家电、汽车、日用消费品、各类板材的新型材料。
ABS树脂是汽车工业中一种非常重要的工程塑料,其中,丙烯睛主要提供了耐化学性和热稳定性;丁二烯提供了初度和冲击强度;苯乙烯组分则为ABS提供了硬度和可加工性。有三种生产工艺——乳液法、连续本体法或悬浮法。
但是大多数的下游端客户大多不具有生产ABS树脂的能力,但是市场上的ABS数值在很多时候不能满足客户的需求,比如韧性和光滑性不能统一,其中一个性能指标的提升往往带来的另外一个性能指标的下降。
发明内容
本发明旨在提供一种韧性和光滑性优异的塑料制粒工艺。
其具体方案为:一种塑料制粒工艺,包括如下步骤:
步骤1:将原料在高速混合器中混合干燥,原料的组成为:ABS 100重量份、酮酐型聚酰亚胺PI-2080 5-10重量份、钛酸酯偶联剂2-5重量份、纳米二氧化钛 0.5-1重量份、抗氧化剂 0.5-1重量份;聚苯乙烯的分子量为5-10万;
步骤2:将步骤1的原料加入到螺杆挤出机的入料口,螺杆挤出机的加热段分为四段,其中第一段加热温度为270-280℃,第二段加热温度为280-300℃,第三段加热温度为300-310℃,第四段加热温度为280-290℃;整个挤出时间为1-2min;
步骤3:将步骤2挤出得到粒料冷却即可。
在上述的塑料制粒工艺中,所述的步骤1中,还添加有1-2重量份的马来酸酐以及0.1-0.2重量份的引发剂。
在上述的塑料制粒工艺中,所述的引发剂为过氧化引发剂。
在上述的塑料制粒工艺中,所述的过氧化引发剂为过氧化苯甲酰、过氧化十二酰或过氧化二异丙苯。
在上述的塑料制粒工艺中,所述的钛酸酯偶联剂为异丙基三(二辛基焦磷酸酰氧基)钛酸酯或异丙基三(二辛基磷酸酰氧基)钛酸酯。
在上述的塑料制粒工艺中,所述的螺杆挤出机为双螺杆挤出机。
本发明的有益效果在于:
本发明结合聚苯乙烯具有的良好的光滑性和强度特性,采用酮酐型聚酰亚胺、钛酸酯偶联剂提高其相容性,并且采用纳米二氧化钛提高产品的白度,同时使产品的表面光洁程度得到进一步改善。
具体实施方式
下面结合具体实施方式,对本发明的技术方案作进一步的详细说明,但不构成对本发明的任何限制。
为了更加清楚的对本发明进行说明,列举如下实施例来说明本发明的优越性。
实施例1
一种塑料制粒工艺,包括如下步骤:
步骤1:将原料在高速混合器中混合干燥,原料的组成为:ABS 100重量份、酮酐型聚酰亚胺PI-2080 5重量份、异丙基三(二辛基焦磷酸酰氧基)钛酸酯5重量份、纳米二氧化钛0.5重量份、抗氧化剂1重量份;聚苯乙烯的分子量为5-10万;
步骤2:将步骤1的原料加入到双螺杆挤出机的入料口,螺杆挤出机的加热段分为四段,其中第一段加热温度为270-280℃,第二段加热温度为280-300℃,第三段加热温度为300-310℃,第四段加热温度为280-290℃;整个挤出时间为1-2min;
步骤3:将步骤2挤出得到粒料冷却即可。
实施例2
一种塑料制粒工艺,包括如下步骤:
步骤1:将原料在高速混合器中混合干燥,原料的组成为:ABS 100重量份、酮酐型聚酰亚胺PI-2080 10重量份、异丙基三(二辛基磷酸酰氧基)钛酸酯2重量份、纳米二氧化钛 1重量份、抗氧化剂0.5重量份、2重量份的马来酸酐、0.2重量份过氧化苯甲酰;聚苯乙烯的分子量为5-10万;
步骤2:将步骤1的原料加入到双螺杆挤出机的入料口,螺杆挤出机的加热段分为四段,其中第一段加热温度为270-280℃,第二段加热温度为280-300℃,第三段加热温度为300-310℃,第四段加热温度为280-290℃;整个挤出时间为1-2min;
步骤3:将步骤2挤出得到粒料冷却即可。
实施例3
一种塑料制粒工艺,包括如下步骤:
步骤1:将原料在高速混合器中混合干燥,原料的组成为:ABS 100重量份、酮酐型聚酰亚胺PI-2080 8重量份、异丙基三(二辛基磷酸酰氧基)钛酸酯4重量份、纳米二氧化钛 0.8重量份、抗氧化剂0.8重量份、1.5重量份的马来酸酐、0.0重量份过氧化苯甲酰;聚苯乙烯的分子量为5-10万;
步骤2:将步骤1的原料加入到双螺杆挤出机的入料口,螺杆挤出机的加热段分为四段,其中第一段加热温度为270-280℃,第二段加热温度为280-300℃,第三段加热温度为300-310℃,第四段加热温度为280-290℃;整个挤出时间为1-2min;
步骤3:将步骤2挤出得到粒料冷却即可。
以上所述的仅为本发明的较佳实施例,凡在本发明的精神和原则范围内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。

Claims (6)

1.一种塑料制粒工艺,其特征在于,包括如下步骤:
步骤1:将原料在高速混合器中混合干燥,原料的组成为:ABS 100重量份、酮酐型聚酰亚胺PI-2080 5-10重量份、钛酸酯偶联剂2-5重量份、纳米二氧化钛 0.5-1重量份、抗氧化剂 0.5-1重量份;聚苯乙烯的分子量为5-10万;
步骤2:将步骤1的原料加入到螺杆挤出机的入料口,螺杆挤出机的加热段分为四段,其中第一段加热温度为270-280℃,第二段加热温度为280-300℃,第三段加热温度为300-310℃,第四段加热温度为280-290℃;整个挤出时间为1-2min;
步骤3:将步骤2挤出得到粒料冷却即可。
2.根据权利要求1所述的塑料制粒工艺,其特征在于,所述的步骤1中,还添加有1-2重量份的马来酸酐以及0.1-0.2重量份的引发剂。
3.根据权利要求1所述的塑料制粒工艺,其特征在于,所述的引发剂为过氧化引发剂。
4.根据权利要求3所述的塑料制粒工艺,其特征在于,所述的过氧化引发剂为过氧化苯甲酰、过氧化十二酰或过氧化二异丙苯。
5.根据权利要求1所述的塑料制粒工艺,其特征在于,所述的钛酸酯偶联剂为异丙基三(二辛基焦磷酸酰氧基)钛酸酯或异丙基三(二辛基磷酸酰氧基)钛酸酯。
6.根据权利要求1所述的塑料制粒工艺,其特征在于,所述的螺杆挤出机为双螺杆挤出机。
CN201710786968.5A 2017-09-04 2017-09-04 一种塑料制粒工艺 Pending CN107383759A (zh)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101851419A (zh) * 2009-04-03 2010-10-06 上海锦湖日丽塑料有限公司 一种哑光级聚酰亚胺/丙烯腈-丁二烯-苯乙烯合金树脂组合物及其制备方法
CN102617974A (zh) * 2012-04-01 2012-08-01 宁波康氏塑料科技有限公司 一种abs/埃洛石复合材料及其制备方法
CN105419215A (zh) * 2015-12-24 2016-03-23 上海锦湖日丽塑料有限公司 一种抗噪音耐热abs树脂组合物及其制备方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101851419A (zh) * 2009-04-03 2010-10-06 上海锦湖日丽塑料有限公司 一种哑光级聚酰亚胺/丙烯腈-丁二烯-苯乙烯合金树脂组合物及其制备方法
CN102617974A (zh) * 2012-04-01 2012-08-01 宁波康氏塑料科技有限公司 一种abs/埃洛石复合材料及其制备方法
CN105419215A (zh) * 2015-12-24 2016-03-23 上海锦湖日丽塑料有限公司 一种抗噪音耐热abs树脂组合物及其制备方法

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