CN104448639A - 聚四氟乙烯抗滴落剂的生产工艺 - Google Patents

聚四氟乙烯抗滴落剂的生产工艺 Download PDF

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CN104448639A
CN104448639A CN201410730727.5A CN201410730727A CN104448639A CN 104448639 A CN104448639 A CN 104448639A CN 201410730727 A CN201410730727 A CN 201410730727A CN 104448639 A CN104448639 A CN 104448639A
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徐建林
邹建良
宗建青
仇峰
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CHANGSHU ZHENFU NEW MATERIAL Co Ltd
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions 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 a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08L27/18—Homopolymers or copolymers or tetrafluoroethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
    • C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
    • 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

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Abstract

本发明公开了一种聚四氟乙烯抗滴落剂的生产工艺，包括如下步骤：1）在反应釜中投入嵌段聚氧乙烯-聚氧丙烯醚、聚丙烯酸钠、去离子水、过氧二硫酸铵、二硫八氧酸钾、碳酸钙、过氧化苯甲酰、阁土粉、甲基丙烯酸丁酯、马来酸酐、硼酸、羟丙基甲基纤维素，升温，搅拌反应90分钟；2）再在反应釜中投入去离子水、过氧二硫酸铵、过氧化苯甲酰、甲基丙烯酸丁酯、二硫八氧酸钾、马来酸酐，升温，搅拌反应55分钟；3）再在反应釜中投入聚四氟乙烯分散液、去离子水，加热进行共混复合，在61℃加入凝聚剂溶液，得到沉淀；4）对沉淀进行离心分离，水洗，再离心分离，烘干粉碎，得到抗滴落剂。本发明制备的聚四氟乙烯抗滴落剂稳定性好。

Description

聚四氟乙烯抗滴落剂的生产工艺
技术领域
本发明涉及聚四氟乙烯抗滴落剂的生产工艺。
背景技术
现有的聚四氟乙烯抗滴落剂稳定性有待提高。 
发明内容
本发明的目的在于提供一种聚四氟乙烯抗滴落剂的生产工艺，其制备的聚四氟乙烯抗滴落剂稳定性好。
为实现上述目的，本发明的技术方案是设计一种聚四氟乙烯抗滴落剂的生产工艺，包括如下步骤：
1）在反应釜中投入2重量份嵌段聚氧乙烯-聚氧丙烯醚、1重量份聚丙烯酸钠、18.4重量份去离子水、0.9重量份过氧二硫酸铵、0.7重量份二硫八氧酸钾、1.6重量份碳酸钙、0.9重量份过氧化苯甲酰、2.3重量份阁土粉、2.8重量份甲基丙烯酸丁酯、3.4重量份马来酸酐、2重量份硼酸、1重量份羟丙基甲基纤维素，升温至65℃，搅拌反应90分钟；
2）再在反应釜中投入24.1重量份去离子水、3.5重量份过氧二硫酸铵、3.7重量份过氧化苯甲酰、19.4重量份甲基丙烯酸丁酯、0.7重量份二硫八氧酸钾、9.8重量份马来酸酐，升温至63℃，搅拌反应55分钟；
3）再在反应釜中投入9.8重量份聚四氟乙烯分散液、24.6重量份去离子水，加热进行共混复合，在61℃加入凝聚剂溶液，得到沉淀；
4）对沉淀进行离心分离，水洗，再离心分离，烘干粉碎，得到抗滴落剂。
本发明的优点和有益效果在于：提供一种聚四氟乙烯抗滴落剂的生产工艺，其制备的聚四氟乙烯抗滴落剂稳定性好。
具体实施方式
下面结合实施例，对本发明的具体实施方式作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案，而不能以此来限制本发明的保护范围。
本发明具体实施的技术方案是：
一种聚四氟乙烯抗滴落剂的生产工艺，包括如下步骤：
1）在反应釜中投入2重量份嵌段聚氧乙烯-聚氧丙烯醚、1重量份聚丙烯酸钠、18.4重量份去离子水、0.9重量份过氧二硫酸铵、0.7重量份二硫八氧酸钾、1.6重量份碳酸钙、0.9重量份过氧化苯甲酰、2.3重量份阁土粉、2.8重量份甲基丙烯酸丁酯、3.4重量份马来酸酐、2重量份硼酸、1重量份羟丙基甲基纤维素，升温至65℃，搅拌反应90分钟；
2）再在反应釜中投入24.1重量份去离子水、3.5重量份过氧二硫酸铵、3.7重量份过氧化苯甲酰、19.4重量份甲基丙烯酸丁酯、0.7重量份二硫八氧酸钾、9.8重量份马来酸酐，升温至63℃，搅拌反应55分钟；
3）再在反应釜中投入9.8重量份聚四氟乙烯分散液、24.6重量份去离子水，加热进行共混复合，在61℃加入凝聚剂溶液，得到沉淀；
4）对沉淀进行离心分离，水洗，再离心分离，烘干粉碎，得到抗滴落剂。
 
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，在不脱离本发明技术原理的前提下，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 (1)

1.聚四氟乙烯抗滴落剂的生产工艺，其特征在于，包括如下步骤：
1）在反应釜中投入2重量份嵌段聚氧乙烯-聚氧丙烯醚、1重量份聚丙烯酸钠、18.4重量份去离子水、0.9重量份过氧二硫酸铵、0.7重量份二硫八氧酸钾、1.6重量份碳酸钙、0.9重量份过氧化苯甲酰、2.3重量份阁土粉、2.8重量份甲基丙烯酸丁酯、3.4重量份马来酸酐、2重量份硼酸、1重量份羟丙基甲基纤维素，升温至65℃，搅拌反应90分钟；
2）再在反应釜中投入24.1重量份去离子水、3.5重量份过氧二硫酸铵、3.7重量份过氧化苯甲酰、19.4重量份甲基丙烯酸丁酯、0.7重量份二硫八氧酸钾、9.8重量份马来酸酐，升温至63℃，搅拌反应55分钟；
3）再在反应釜中投入9.8重量份聚四氟乙烯分散液、24.6重量份去离子水，加热进行共混复合，在61℃加入凝聚剂溶液，得到沉淀；
4）对沉淀进行离心分离，水洗，再离心分离，烘干粉碎，得到抗滴落剂。
CN201410730727.5A 2014-12-05 2014-12-05 聚四氟乙烯抗滴落剂的生产工艺 Pending CN104448639A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101137685A (zh) * 2005-03-10 2008-03-05 朴志浩 包含四氟乙烯聚合物的悬浮颗粒及其制造方法
CN102020751A (zh) * 2009-09-21 2011-04-20 浙江中科辐射高分子材料研发中心 一种防滴落剂的制备方法
CN103304939A (zh) * 2012-03-15 2013-09-18 杭州中富彩新材料科技有限公司 一种纳米复合聚四氟乙烯抗滴落剂的制备方法
CN103665247A (zh) * 2013-12-18 2014-03-26 常熟振氟新材料有限公司 纳米复合聚四氟乙烯抗滴落剂的制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101137685A (zh) * 2005-03-10 2008-03-05 朴志浩 包含四氟乙烯聚合物的悬浮颗粒及其制造方法
CN102020751A (zh) * 2009-09-21 2011-04-20 浙江中科辐射高分子材料研发中心 一种防滴落剂的制备方法
CN103304939A (zh) * 2012-03-15 2013-09-18 杭州中富彩新材料科技有限公司 一种纳米复合聚四氟乙烯抗滴落剂的制备方法
CN103665247A (zh) * 2013-12-18 2014-03-26 常熟振氟新材料有限公司 纳米复合聚四氟乙烯抗滴落剂的制备方法

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