CN106750885A - 纳米超细滑石粉增强聚丙烯材料 - Google Patents
纳米超细滑石粉增强聚丙烯材料 Download PDFInfo
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- CN106750885A CN106750885A CN201510830711.6A CN201510830711A CN106750885A CN 106750885 A CN106750885 A CN 106750885A CN 201510830711 A CN201510830711 A CN 201510830711A CN 106750885 A CN106750885 A CN 106750885A
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- Prior art keywords
- talcum powder
- superfine talcum
- polypropylene
- poor
- raw material
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Classifications
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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
- B29C48/92—Measuring, controlling or regulating
-
- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- 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
- B29C2948/92514—Pressure
-
- 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
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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
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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)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
聚丙烯(PP)为非极性的结晶塑料,是五大类通用塑料之一,原料来料丰富、价格便宜、易于加工成型等等,因此用途非常广泛。尽管聚丙烯有众多优点,但是,也存在一些不足之处。最大的缺点是耐寒性差。低温易断,且收缩率大,抗蠕变性差,制品尺寸稳定性差,易变性。通过纳米改性来补足PP本身不足之处。纳米超细滑石粉增强聚丙烯材料,由下列重量比的原料组成:聚丙烯:80~90;超细滑石粉:5~15;硅烷偶联剂:0.5~1.5;抗氧剂:1.0~3.0;光稳定剂:1.0~2.0;分散剂:1.0~2.0。
Description
技术领域
本发明属聚丙烯材料生产技术领域,改善聚丙烯原有的不足。生产出符合社会需求的产品。
背景技术
聚丙烯(PP)为非极性的结晶塑料,是五大类通用塑料之一,原料来料丰富、价格便宜、易于加工成型等等,因此用途非常广泛。尽管聚丙烯有众多优点,但是,也存在一些不足之处。最大的缺点是耐寒性差。低温易断,且收缩率大,抗蠕变性差,制品尺寸稳定性差,易变性。通过纳米改性来补足PP本身不足之处。
发明内容
本发明的目的是提供一种不影响材料的力学性能,环保的聚丙烯专用改性料。纳米超细滑石粉增强聚丙烯材料,由下列重量比的原料组成:
聚丙烯:80~90;
超细滑石粉:5~15;
硅烷偶联剂:0.5~1.5;
抗氧剂:1.0~3.0;
光稳定剂:1.0~2.0;
分散剂:1.0~2.0。
本发明中,所述抗氧剂为乙烯-辛烯的共聚物,所述分散剂为工业白油10#。
所述纳米超细滑石粉增强聚丙烯材料的制备方法为:
将各种原料在高速混合器中干混3-5分钟,再置于双螺杆挤出机中经熔融挤出、冷却、切粒、包装成品即可;其中,双螺杆挤出机一区温度为90-100℃,二区为150-180℃,三区为200-210℃,四区为200-205℃;五区为190-200℃,停留时间为1-2分钟,压力为10-15Mpa。
具体实施方式
下面通过具体实施方式对发明做进一步说明,以下实施例是对本发明进行说明而非加以限定。
实施例1
(1)按重量比分别称取各原料如下:
聚丙烯:80;
超细滑石粉:5;
硅烷偶联剂:0.5;
抗氧剂:1.0;
光稳定剂:1.0;
分散剂:1.0。
(2)将各种原料在高速混合器中干混3-5分钟,再置于双螺杆挤出机中经熔融挤出、冷却、切粒、包装成品即可;其中,双螺杆挤出机一区温度为90-100℃,二区为150-180℃,三区为200-210℃,四区为200-205℃;五区为190-200℃,停留时间为1-2分钟,压力为10-15Mpa。
实验结果
实施例2
(1)按重量比分别称取各原料如下:
聚丙烯:85;
超细滑石粉:10;
硅烷偶联剂:1.0;
抗氧剂:2.0;
光稳定剂:1.5;
分散剂:1.5。
(2)将各种原料在高速混合器中干混3-5分钟,再置于双螺杆挤出机中经熔融挤出、冷却、切粒、包装成品即可;其中,双螺杆挤出机一区温度为90-100℃,二区为150-180℃,三区为200-210℃,四区为200-205℃;五区为190-200℃,停留时间为1-2分钟,压力为10-15Mpa。
实验结果
实施例3
(1)按重量比分别称取各原料如下:
聚丙烯:90;
超细滑石粉:15;
硅烷偶联剂:1.5;
抗氧剂:3.0;
光稳定剂:2.0;
分散剂:2.0。
(2)将各种原料在高速混合器中干混3-5分钟,再置于双螺杆挤出机中经熔融挤出、冷却、切粒、包装成品即可;其中,双螺杆挤出机一区温度为90-100℃,二区为150-180℃,三区为200-210℃,四区为200-205℃;五区为190-200℃,停留时间为1-2分钟,压力为10-15Mpa。
实验结果
Claims (3)
1.纳米超细滑石粉增强聚丙烯材料,其特征在于,由下列重量比的原料组成:
聚丙烯:80~90;
超细滑石粉:5~15;
硅烷偶联剂:0.5~1.5;
抗氧剂:1.0~3.0;
光稳定剂:1.0~2.0;
分散剂:1.0~2.0。
2.根据权利要求1所述的纳米超细滑石粉增强聚丙烯材料,其特征在于,最优重量比原料组成为:
聚丙烯:85;
超细滑石粉:10;
硅烷偶联剂:1.0;
抗氧剂:2.0;
光稳定剂:1.5;
分散剂:1.5。
3.根据权利要求1所述的纳米超细滑石粉增强聚丙烯材料,其特征在于,所述抗氧剂为乙烯-辛烯的共聚物,所述分散剂为工业白油10#。
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