CN107418038A - 大截面电缆用耐开裂低烟无卤聚烯烃护套料及其制备方法 - Google Patents
大截面电缆用耐开裂低烟无卤聚烯烃护套料及其制备方法 Download PDFInfo
- Publication number
- CN107418038A CN107418038A CN201710326594.9A CN201710326594A CN107418038A CN 107418038 A CN107418038 A CN 107418038A CN 201710326594 A CN201710326594 A CN 201710326594A CN 107418038 A CN107418038 A CN 107418038A
- Authority
- CN
- China
- Prior art keywords
- polyolefin
- parts
- protective cover
- electric cable
- cover material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0853—Vinylacetate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Insulated Conductors (AREA)
Abstract
本发明提供一种大截面电缆用耐开裂低烟无卤聚烯烃护套料的制备方法,先将引发剂溶解于硅烷中,然后利用高速混合缸将溶解了引发剂的硅烷均匀地喷洒在氢氧化镁阻燃剂、氢氧化铝阻燃剂、蒙脱土和滑石粉混合粉体中,当粉体改性温度达到110℃时候再和EVA乙烯醋酸乙烯共聚合树脂、mLLDPE 茂金属聚烯烃树脂、马来酸酐接枝聚烯烃改性剂、主抗氧剂、辅助抗氧剂、有机硅润滑剂、黑色聚乙烯母粒、在密闭的混合机中混合均匀至180℃,并且在180℃密练保持5分钟,共混时间大约25~30分钟后放出,通过双螺杆挤出机在130~160℃工艺下造粒,即成大截面电缆用耐开裂低烟无卤聚烯烃护套料成品满足客户生产需求。
Description
技术领域
本发明涉及电缆技术领域,具体为大截面电缆或者铠装电缆用耐开裂低烟无卤聚烯烃护套料及其制备方法。
背景技术
低烟无卤聚烯烃电缆料具有优异的阻燃性能、低发烟量和低毒性特性被广泛应用于电缆绝缘和护套料的生产制造替代传统的PVC电缆料,但是由于低烟无卤聚烯烃电缆料的阻燃性能需要通过大量的无机填充阻燃剂来达到,而由于无机填充阻燃剂跟高分子聚烯烃树脂基材的相容性较差使得低烟无卤聚烯烃电缆料的物理机械性能及耐开裂性能不如PVC或者聚乙烯电缆料。
目前行业里面有一些耐开裂低烟无卤电缆料是通过增加配方体系中的聚乙烯树脂用量来达到的,确实测试能通过130℃×7kg热开裂测试实验,但是此类耐开裂低烟无卤聚烯烃电缆料的断裂伸长率普遍较低一般小于等于200%,硬度偏高一般大于等于55D,导致手感较差挤制的电源线或者电缆线材布线弯曲不是很方便。
发明内容
本发明的目的是提供一种大截面电缆用耐开裂低烟无卤聚烯烃护套料,由以下组分组成:
EVA 乙烯醋酸乙烯共聚合树脂 25~30份,
mLLDPE 茂金属聚烯烃树脂 4~9份,
马来酸酐接枝聚烯烃改性剂 2~5份,
氢氧化铝阻燃剂 35~50份,
氢氧化镁阻燃剂 5~10份,
蒙脱土 0.1~0.5份,
滑石粉 3~5份,
引发剂 0.05~0.15份,
硅烷 0.05~0.15份,
主抗氧剂 0.1~0.5份,
辅助抗氧剂 0.1~0.5份,
有机硅润滑剂 1.5~2.5份,
黑色聚乙烯母粒 2.0~4.0份。
所述乙烯醋酸乙烯共聚合树脂为VA含量18~28%,MI值8~18g/10min,优选VA含量28%,MI值8g/10min ;
所述mLLDPE茂金属聚烯烃树脂为密度0.912g/cm3,MI值3.5~10g/10min ,优选MI值2g/10min;
所述马来酸酐接聚烯烃改性剂为接枝率0.2~0.8%,优选接枝率0.8%;
所述氢氧化铝阻燃剂为化学法高白氢氧化铝阻燃剂,优选D50在1.7~2.5μm的高白氢氧化铝阻燃剂;
所述氢氧化镁阻燃剂为矿石法或者化学法氢氧化镁阻燃剂,优选D50在2.0~3.0μm的矿石法氢氧化镁阻燃剂;
所述蒙脱土为粒径在50~5000目,优选粒径5000目的蒙脱土;
所述滑石粉为粒径在1250~3000目,优选粒径1600目的滑石粉;
所述引发剂为能在高温条件下在聚烯烃高聚物分子链上产生游离基,在反应温度的条件下可以使用半衰期6分钟以下的,最好是2分钟内下的化合物,这些化合物有有机过氧化合物,有机过氧酯,例如,过氧化苯甲酰、过氧化氯代苯甲酰、过氧化异丙苯、二特丁基过氧化物、2,5-二甲基、2,5二(过氧化苯甲酸酯)己烯-3、1,3-双(特丁基过氧化异丙基)苯、过氧化十二酰等这些化合物中优选过氧化异丙苯。
所述硅烷为依聚烯烃的种类,反应温度,本发明使用的硅烷化合物最好是一般式R1SiY1Y2Y3的化合物,以Y1,Y2,Y3基团相同的硅烷化合物适用,其中最好是乙烯基三烷氧基硅烷,例如乙烯基三甲氧硅烷、乙烯基三乙氧硅烷、乙烯基三(甲氧乙氧基)硅烷,优选乙烯基三(甲氧乙氧基)硅烷。
所述主抗氧剂为抗氧剂1010,抗氧剂300,优选抗氧剂1010,。
所述的辅助抗氧剂为抗氧剂DLTP,抗氧剂168,优选辅助抗氧剂DLTP。
所述有机硅润滑剂为硅酮含量在50~80%,有机硅分子量60~200万,优选硅酮含量50%,有机硅分子量120万。
所述黑色聚乙烯母粒为炭黑含量30~45%,优选炭黑含量45%的黑色聚乙烯母粒。
所述的黑色聚乙烯母粒45%炭黑含量载体线性聚乙烯的黑色聚乙烯母粒。
本发明提供的大截面电缆用耐开裂低烟无卤聚烯烃护套料,具有良好的耐开裂性能,满足客户生产需求。
具体实施方式
下面结合实施例对本发明作进一步描述:
大截面电缆用耐开裂低烟无卤聚烯烃护套料,以下组分组成,如表1所示:
表1
原材料名称及牌号 | 配方1 | 配方2 | 配方3 | 配方4 |
EVA mv1055 | 31 | 0 | 31 | 33.8 |
EVA KA31 | 0 | 31 | 0 | 0 |
茂金属聚烯烃树脂LLDPE 218W | 7.8 | 0 | 0 | 0 |
茂金属聚烯烃树脂PP T30S | 0 | 7.8 | 0 | 0 |
茂金属聚烯烃树脂mLLDPE3518CB | 0 | 0 | 7.8 | 5 |
马来酸酐接枝聚烯烃改性剂久聚JY035 | 3.4 | 3.4 | 0 | 0 |
马来酸酐接枝聚烯烃改性剂恒辉 TRD 200P | 0 | 0 | 3.4 | 3.4 |
硅酮母粒 | 1.25 | 1.25 | 1.25 | 1.25 |
黑色母 | 1.7 | 1.7 | 1.7 | 1.7 |
滑石粉 | 2.9 | 2.9 | 2.9 | 2.9 |
中超氢氧化铝01DD | 45 | 45 | 45 | 45 |
艾特克氢氧化镁55Fm | 6 | 6 | 6 | 6 |
蒙脱土 | 0.5 | 0.5 | 0.5 | 0.5 |
172硅烷 | 0.65 | 0.65 | 0.65 | 0.65 |
过氧化异丙苯 | 0.13 | 0.13 | 0.13 | 0.13 |
主抗氧剂1010 AT10 | 0.3 | 0.3 | 0.3 | 0.4 |
DLTP | 0.3 | 0.3 | 0.3 | 0.4 |
合计: | 100.73 | 100.73 | 100.73 | 100.73 |
该大截面电缆用耐开裂低烟无卤聚烯烃护套料的制备方法,包括以下步骤:先将引发剂溶解于硅烷中,然后利用高速混合缸将溶解了引发剂的硅烷均匀地喷洒在氢氧化镁阻燃剂、氢氧化铝阻燃剂、蒙脱土和滑石粉混合粉体中,当粉体改性温度达到110℃时候再和EVA乙烯醋酸乙烯共聚合树脂25~30份,mLLDPE 茂金属聚烯烃树脂4~9份,马来酸酐接枝聚烯烃改性剂2~5份,主抗氧剂0.1~0.5份,辅助抗氧剂0.1~0.5份,有机硅润滑剂1.5~2.5份,黑色聚乙烯母粒2.0~4.0份,在密闭的混合机中混合均匀至180℃,并且在180℃密练保持5分钟,共混时间大约25~30分钟后放出,通过双螺杆挤出机在130~160℃工艺下造粒,即成大截面电缆用耐开裂低烟无卤聚烯烃护套料成品。
实施例所得大截面电缆用耐开裂低烟无卤聚烯烃护套料性能测试数据如下表2所示:
表2
从表中性能可以看出,采用本发明生产的大截面电缆用耐开裂低烟无卤聚烯烃护套料,性能满足客户生产需求。
上述实施例只说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并据以实施,并不能以此限制本发明的保护范围。凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围之内。
Claims (3)
1.大截面电缆用耐开裂低烟无卤聚烯烃护套料,其特征在于,由以下原料按照重量份数组成:
EVA 乙烯醋酸乙烯共聚合树脂 25~30份,
mLLDPE 茂金属聚烯烃树脂 4~9份,
马来酸酐接枝聚烯烃改性剂 2~5份,
氢氧化铝阻燃剂 35~50份,
氢氧化镁阻燃剂 5~10份,
蒙脱土 0.1~0.5份,
滑石粉 3~5份,
引发剂 0.05~0.15份,
硅烷 0.05~0.15份,
主抗氧剂 0.1~0.5份,
辅助抗氧剂 0.1~0.5份,
有机硅润滑剂 1.5~2.5份,
黑色聚乙烯母粒 2.0~4.0份。
2.根据权利要求1所述的大截面电缆用耐开裂低烟无卤聚烯烃护套料,其特征在于:
所述乙烯醋酸乙烯共聚合树脂为VA含量18~28%,MI值8~18g/10min ;
所述mLLDPE茂金属聚烯烃树脂为密度0.912g/cm3,MI值3.5~10g/10min;
所述马来酸酐接聚烯烃改性剂为接枝率0.2~0.8%;
所述氢氧化铝阻燃剂为化学法高白氢氧化铝阻燃剂,D50在1.7~2.5μm的高白氢氧化铝阻燃剂;
所述氢氧化镁阻燃剂矿石法或者化学法氢氧化镁阻燃剂,D50在2.0~3.0μm的矿石法氢氧化镁阻燃剂;
所述蒙脱土粒径在50~5000目;
所述滑石粉粒径在1250~3000目;
所述引发剂为能在高温条件下在聚烯烃高聚物分子链上产生游离基,在反应温度的条件下使用半衰期6分钟以下的化合物;
所述硅烷为依聚烯烃的种类,为R1SiY1Y2Y3的化合物,以Y1,Y2,Y3基团相同的硅烷化合物。
3.根据权利要求1所述的大截面电缆用耐开裂低烟无卤聚烯烃护套料的制备方法,其特征在于:包括以下步骤:先将引发剂溶解于硅烷中,然后利用高速混合缸将溶解了引发剂的硅烷均匀地喷洒在氢氧化镁阻燃剂、氢氧化铝阻燃剂、蒙脱土和滑石粉混合粉体中,当粉体改性温度达到110℃时候再和EVA乙烯醋酸乙烯共聚合树脂、mLLDPE 茂金属聚烯烃树脂、马来酸酐接枝聚烯烃改性剂、主抗氧剂、辅助抗氧剂、有机硅润滑剂、黑色聚乙烯母粒,在密闭的混合机中混合均匀至180℃,并且在180℃密练保持5分钟,共混时间25~30分钟后放出,通过双螺杆挤出机在130~160℃工艺下造粒,即成大截面电缆用耐开裂低烟无卤聚烯烃护套料成品。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710326594.9A CN107418038A (zh) | 2017-05-10 | 2017-05-10 | 大截面电缆用耐开裂低烟无卤聚烯烃护套料及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710326594.9A CN107418038A (zh) | 2017-05-10 | 2017-05-10 | 大截面电缆用耐开裂低烟无卤聚烯烃护套料及其制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107418038A true CN107418038A (zh) | 2017-12-01 |
Family
ID=60425012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710326594.9A Pending CN107418038A (zh) | 2017-05-10 | 2017-05-10 | 大截面电缆用耐开裂低烟无卤聚烯烃护套料及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN107418038A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113912931A (zh) * | 2021-10-29 | 2022-01-11 | 苏州亨利通信材料有限公司 | 一种聚烯烃电缆护套材料及其制备方法和应用 |
CN113912930A (zh) * | 2021-10-29 | 2022-01-11 | 苏州亨利通信材料有限公司 | 一种无卤阻燃的聚烯烃电缆护套料及其制备方法和应用 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103030917A (zh) * | 2012-12-28 | 2013-04-10 | 浙江万马高分子材料有限公司 | 一种抗开裂热塑性低烟无卤阻燃聚烯烃电缆料 |
-
2017
- 2017-05-10 CN CN201710326594.9A patent/CN107418038A/zh active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103030917A (zh) * | 2012-12-28 | 2013-04-10 | 浙江万马高分子材料有限公司 | 一种抗开裂热塑性低烟无卤阻燃聚烯烃电缆料 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113912931A (zh) * | 2021-10-29 | 2022-01-11 | 苏州亨利通信材料有限公司 | 一种聚烯烃电缆护套材料及其制备方法和应用 |
CN113912930A (zh) * | 2021-10-29 | 2022-01-11 | 苏州亨利通信材料有限公司 | 一种无卤阻燃的聚烯烃电缆护套料及其制备方法和应用 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108017826A (zh) | 一种阻燃聚乙烯护套料及其制备方法 | |
CN112759823A (zh) | 一种辐照交联低烟无卤聚烯烃电缆料及其制备方法和应用 | |
CN103030917B (zh) | 一种抗开裂热塑性低烟无卤阻燃聚烯烃电缆料 | |
CN102942734B (zh) | 一种柔软环保聚烯烃电缆料及其制备方法 | |
CN102057446B (zh) | 制备耐水树、交联聚乙烯类型缆线外皮的方法 | |
CN103172917B (zh) | 一种可交联耐辐射高阻燃低烟无卤电缆料及其制备方法 | |
CN107236166B (zh) | 用于石油平台的低烟无卤辐照交联耐泥浆阻燃电缆料的制备工艺 | |
CN104448520B (zh) | 一种聚烯烃绝缘料及其制备方法和用途 | |
CN103205053B (zh) | 一种纳米改性低收缩低烟无卤阻燃聚烯烃电缆料及其制备 | |
CN102070821A (zh) | 辐照交联耐油型柔软低烟无卤阻燃电缆材料 | |
CN101041731A (zh) | 一种低烟无卤高阻燃弹性聚烯烃电缆料 | |
CN106519403A (zh) | 低烟无卤阻燃聚烯烃电缆料 | |
CN105153528B (zh) | 一种柔软、耐磨辐照交联环保聚烯烃电缆料及其制备方法 | |
CN104583301B (zh) | 一种导电套 | |
CN105820405A (zh) | 一种耐油低烟无卤阻燃聚烯烃电缆料及其制备方法 | |
CN100363415C (zh) | 低烟无卤膨胀阻燃聚烯烃电子线料及其制备方法 | |
CN104004262A (zh) | 一种辐照交联耐油低烟无卤阻燃聚烯烃护套料及其制备方法 | |
CN107418038A (zh) | 大截面电缆用耐开裂低烟无卤聚烯烃护套料及其制备方法 | |
JP6344200B2 (ja) | 難燃性樹脂組成物及び難燃性絶縁電線・ケーブル | |
CN108192263B (zh) | 电梯随行电缆用石墨烯协效阻燃聚烯烃电缆护套料及制备方法 | |
CN106995546A (zh) | 大截面电缆用耐开裂低烟无卤聚烯烃护套料及其制备方法 | |
CN106674707A (zh) | 耐开裂低烟无卤聚烯烃电缆材料及其制备工艺 | |
CN105219006B (zh) | 汽车线用无卤阻燃耐热耐候聚丙烯纳米复合绝缘材料及其制备工艺 | |
CN103012936A (zh) | 一种热塑性抗刮磨无卤低烟阻燃聚烯烃电缆料 | |
CN109810372A (zh) | 一种光伏电缆用辐照交联聚烯烃护套料的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
WD01 | Invention patent application deemed withdrawn after publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171201 |