CN103601945B - 一种改性聚乙烯农用薄膜 - Google Patents

一种改性聚乙烯农用薄膜 Download PDF

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CN103601945B
CN103601945B CN201310477857.8A CN201310477857A CN103601945B CN 103601945 B CN103601945 B CN 103601945B CN 201310477857 A CN201310477857 A CN 201310477857A CN 103601945 B CN103601945 B CN 103601945B
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丁云保
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TAIHU HUAQIANG SCIENCE & TECHNOLOGY Co Ltd
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    • 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
    • C08L23/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • C08J2323/04—Homopolymers or copolymers of ethene
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    • 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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    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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Abstract

本发明公开了一种改性聚乙烯农用薄膜，由下述重量份的原料制得：改性聚乙烯树脂89.5-98.1、LDPE0.2-1.5、抗氧剂1010？0.1-1、氯化石蜡2-4，硅烷偶联剂KH550？1-2，光稳定剂944？？0.1-1、纳米复合填料4-6，硬油TXIB？1-2，57#硬油0.2-0.4，抗热油ED-S？0.1-0.2、紫外线吸收剂UV-9？0.2-0.4。

Description

一种改性聚乙烯农用薄膜
技术领域
本发明涉及薄膜领域，确切地说是一种改性聚乙烯农用薄膜。
背景技术
农用薄膜是应用于农业生产的塑料薄膜的总称。随着科学技术的进步，对农作薄膜的要求越来越高，各种新型薄膜不断出现。
发明内容
本发明的目的提供一种改性聚乙烯农用薄膜。
上述目的通过以下方案实现：
一种改性聚乙烯农用薄膜，其特征在于：由下述重量份的原料制得：改性聚乙烯树脂89.5-98.1、LDPE0.2-1.5、抗氧剂10100.1-1、氯化石蜡2-4，硅烷偶联剂KH5501-2，光稳定剂9440.1-1、纳米复合填料4-6，硬油TXIB1-2，57#硬油0.2-0.4，抗热油ED-S0.1-0.2、紫外线吸收剂UV-90.2-0.4；
所述的纳米复合填料由下述重量份的原料制得：膨润土13-15、碳化硅1-2，纳米碳3-5，柠檬酸0.1-0.2，环烷酸锌1-2，柠檬酸三丁酯1-2、辣椒籽油0.3-0.5；
所述的纳米复合填料的制备方法是：将膨润土、纳米碳加入适量浓度为17-20%的双氧水里，搅拌均匀，浸泡6-8小时后，再离心处理7-15min，所述离心机的转速为1800-2400r/min，离心之后，去离子水洗涤，过滤、干燥后再在700-800℃下煅烧3-5小时，取出，加入适量水搅拌成浆料，再加10-15%盐酸溶液调PH为4.2-5.2，研磨浆料至600-800目后，再加氢氧化钠溶液调为中性，将所得浆体与其它剩余成分混合均匀后，干燥后，研磨成纳米粉末即得。
所述的一种改性聚乙烯农用薄膜，其特征在于：
制备方法为：
（1）将聚乙烯树脂与相当于其重量1-2%的硅烷偶联剂KH550，1-2%的抗氧剂168,1-2%的邻苯二甲酸二甲酯、0.2-0.4%的邻苯二甲酸二辛酯混匀、于捏合机中，180-200℃下捏合7-8分钟，取出冷却即得改性聚乙烯备用；
（2）将除纳米复合填料外原料混匀，送入双螺杆挤出机的料斗中，再将纳米复合填料放入双螺杆挤出机的侧喂料斗，进行熔融、混炼、挤出、冷却、干燥、切粒后，吹膜，即得。
本发明的有益效果为：本发明使用了改性聚乙烯，与其他原料相容性好，所得薄膜韧性好，光线透过率好。
具体实施方式
一种改性聚乙烯农用薄膜，由下述重量kg的原料制得：改性聚乙烯树脂89.5、LDPE1.5、抗氧剂10100.78、氯化石蜡3，硅烷偶联剂KH5501，光稳定剂9440.7、纳米复合填料6，硬油TXIB1，57#硬油0.4，抗热油ED-S0.1、紫外线吸收剂UV-90.4；
所述的纳米复合填料由下述重量kg的原料制得：膨润土15、碳化硅1，纳米碳5，柠檬酸0.1，环烷酸锌2，柠檬酸三丁酯1、辣椒籽油0.5；
所述的纳米复合填料的制备方法是：将膨润土、纳米碳加入适量浓度为17-20%的双氧水里，搅拌均匀，浸泡6小时后，再离心处理10min，所述离心机的转速为2200r/min，离心之后，去离子水洗涤，过滤、干燥后再在800℃下煅烧4小时，取出，加入适量水搅拌成浆料，再加15%盐酸溶液调PH为5.1，研磨浆料至600目后，再加氢氧化钠溶液调为中性，将所得浆体与其它剩余成分混合均匀后，干燥后，研磨成纳米粉末即得。
所述的一种改性聚乙烯农用薄膜，制备方法为：
（1）将聚乙烯树脂与相当于其重量2%的硅烷偶联剂KH550，1%的抗氧剂168,2%的邻苯二甲酸二甲酯、0.4%的邻苯二甲酸二辛酯混匀、于捏合机中，200℃下捏合8分钟，取出冷却即得改性聚乙烯备用；
（2）将除纳米复合填料外原料混匀，送入双螺杆挤出机的料斗中，再将纳米复合填料放入双螺杆挤出机的侧喂料斗，进行熔融、混炼、挤出、冷却、干燥、切粒后，吹膜，即得。
结果表明：薄膜可见光透过率：83-87％．薄膜红外线透过率：39-49％．薄膜拉伸强度≥14.9Mpa，薄膜断裂伸长率≥354％。

Claims (1)

1.一种改性聚乙烯农用薄膜，其特征在于：由下述重量份的原料制得：改性聚乙烯树脂89.5-98.1、LDPE0.2-1.5、抗氧剂10100.1-1、氯化石蜡2-4，硅烷偶联剂KH5501-2，光稳定剂9440.1-1、纳米复合填料4-6，硬油TXIB1-2，57#硬油0.2-0.4，抗热油ED-S0.1-0.2、紫外线吸收剂UV-90.2-0.4；
所述的纳米复合填料由下述重量份的原料制得：膨润土13-15、碳化硅1-2，纳米碳3-5，柠檬酸0.1-0.2，环烷酸锌1-2，柠檬酸三丁酯1-2、辣椒籽油0.3-0.5；
所述的纳米复合填料的制备方法是：将膨润土、纳米碳加入适量浓度为17-20%的双氧水里，搅拌均匀，浸泡6-8小时后，再离心处理7-15min，所述离心机的转速为1800-2400r/min，离心之后，去离子水洗涤，过滤、干燥后再在700-800℃下煅烧3-5小时，取出，加入适量水搅拌成浆料，再加10-15%盐酸溶液调PH为4.2-5.2，研磨浆料至600-800目后，再加氢氧化钠溶液调为中性，将所得浆体与其它剩余成分混合均匀后，干燥后，研磨成纳米粉末即得；
所述的改性聚乙烯农用薄膜，制备方法为：
（1）将聚乙烯树脂与相当于其重量1-2%的硅烷偶联剂KH550，1-2%的抗氧剂168,1-2%的邻苯二甲酸二甲酯、0.2-0.4%的邻苯二甲酸二辛酯混匀、于捏合机中，180-200℃下捏合7-8分钟，取出冷却即得改性聚乙烯备用；
（2）将除纳米复合填料外原料混匀，送入双螺杆挤出机的料斗中，再将纳米复合填料放入双螺杆挤出机的侧喂料斗，进行熔融、混炼、挤出、冷却、干燥、切粒后，吹膜，即得。
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CN104031301A (zh) * 2014-06-19 2014-09-10 俞华 农用多功能大棚薄膜
CN106220950A (zh) * 2016-07-30 2016-12-14 程志刚 一种轻薄型农用薄膜及其制备方法
CN107501475A (zh) * 2017-08-16 2017-12-22 陕西理工大学 聚乙烯棚膜改性用接枝pe耐候性母粒的制备方法
CN113444306A (zh) * 2021-04-01 2021-09-28 赵选宗 一种轻薄型农用薄膜及其生产工艺

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CN101654532A (zh) * 2009-09-10 2010-02-24 上海纳米技术及应用国家工程研究中心有限公司 纳米材料改性聚乙烯农用薄膜及其制备方法
CN103059371A (zh) * 2011-10-24 2013-04-24 滁州格美特科技有限公司 一种改性聚乙烯薄膜材料及其制备方法

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* Cited by examiner, † Cited by third party
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CN101654532A (zh) * 2009-09-10 2010-02-24 上海纳米技术及应用国家工程研究中心有限公司 纳米材料改性聚乙烯农用薄膜及其制备方法
CN103059371A (zh) * 2011-10-24 2013-04-24 滁州格美特科技有限公司 一种改性聚乙烯薄膜材料及其制备方法

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