CN105907079A - 一种绝缘材料及其制备方法 - Google Patents

一种绝缘材料及其制备方法 Download PDF

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CN105907079A
CN105907079A CN201610294082.4A CN201610294082A CN105907079A CN 105907079 A CN105907079 A CN 105907079A CN 201610294082 A CN201610294082 A CN 201610294082A CN 105907079 A CN105907079 A CN 105907079A
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halogen
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fire
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张春辉
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Luoyang Chenxiang Machinery Technology Co Ltd
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04Polyurethanes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04Polyurethanes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2403/00Characterised by the use of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08J2403/04Starch derivatives
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/22Halogen free composition
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    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/14Applications used for foams

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  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
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Abstract

一种阻燃无卤聚氨酯绝缘材料,以重量份计,包括以下组分:聚氨酯树脂(Polyurethane Resin)50‑55份,马来酸酐2‑5份,发泡剂5‑9份,阻燃绝缘剂8‑11份,无卤阻燃消烟剂2‑8份,固化剂2‑4份。上述阻燃无卤绝缘剂采用3:2的羟丙基磷酸双淀粉与多孔氧化硅之混合物,上述多孔氧化硅的密度为0.7g/cm,孔隙率大于90%;上述发泡剂采用碳化硅;上述无卤阻燃消烟剂为氢氧化铝;上述固化剂为司盘‑80、吐温‑60之混合。

Description

一种绝缘材料及其制备方法
技术领域
本发明属于高聚物材料技术领域,特别涉及一种无卤聚氨酯绝缘材料。
背景技术
现有的含卤阻燃绝缘材料在阻燃绝缘过程中有产生大量的烟雾和有毒的腐蚀性卤化氢气体的可能,造成二次危害。2003年2月,欧盟颁布了RoHs(The Restriction of Hazardous Substancesin Electrical andElectronic Equip-ment,Directive 2002/95/EC)和WEEE(WasteElectri-cai and Electronic Equipment,Directive 2002/96/EC)两个指令,前者是关于在电子电气设备中限制和禁止使用某些有毒、有害物质和元素的指令,后者是关于回收废弃电子电气设备的指令。西欧即将在建材等行业实行新的阻燃绝缘分类方法和测试标准,中国也已报批建筑材料及制品燃烧性能等级的国家标准,即在评价材料阻燃绝缘性能上,强调了释热速率、火灾发展速率、生烟性及燃烧产物的腐蚀性和毒性等,基于新的民生环境的需要,亟需本发明的新的阻燃绝缘体系,遇火时发烟量小,不产生有毒、腐蚀性气体为无公害阻燃绝缘材料。
由于聚氨酯含有强极性氨基甲酸酯基团,经调节,可以制得热固性聚氨酯和热塑性聚氨酯的不同产物。按其分子结构可分为线型和体型两种。体型结构中由于交联密度不同,可呈现硬质、软质或介乎两者之间的性能,具有高强度、高耐磨和耐溶剂等特点,目前,聚氨酯绝缘材料适用于社会生产、生活等诸多方面。
发明内容
本发明的目的在于提供一种环保阻燃无卤聚氨酯绝缘材料,具有优异的阻燃绝缘性能,耐磨性能好、机械强度大、弹性大、低温柔性好,无毒,有利于环境保护。
本发明的另一个目的在于提供该无卤聚氨酯绝缘材料的制备方法。
为实现上述目的,本发明采用以下技术方案:一种阻燃无卤聚氨酯绝缘材料,以重量份计,包括以下组分:
聚氨酯树脂(Polyurethane Resin)50-55份,马来酸酐2-5份,发泡剂5-9份,阻燃绝缘剂8-11份,无卤阻燃消烟剂2-8份,固化剂2-4份。上述阻燃无卤绝缘剂采用3:2的羟丙基磷酸双淀粉与多孔氧化硅之混合物,上述多孔氧化硅的密度为0.7g/cm,孔隙率大于90%;上述发泡剂采用碳化硅;上述无卤阻燃消烟剂为氢氧化铝;上述固化剂为司盘-80、吐温-60之混合。
一种阻燃无卤绝缘聚氨酯绝缘材料的制备方法,采取如下步骤:
(1)将聚氨酯树脂、马来酸酐在90-115℃的条件下高速揉合6-8分钟;
(2)添加固化剂,消烟剂、阻燃绝缘剂、发泡剂后,在98-105℃条件下拌合20-25分钟;
(3)机械造粒成型,即可获得阻燃无卤聚氨酯绝缘材料。
本发明具有以下有益效果:
本发明采用羟丙基磷酸双淀粉作为阻燃绝缘剂,与聚氨酯材料具有高谐容性,及生物降解性能;
上述说明仅是本发明技术方案的概述,为了能更清楚了解本发明的技术手段,而可依照说明书的内容予以实施,并且为让本发明的上述和其他目的、特征和优点能够更明显易懂,以下特举较佳实施例,详细说明如下。
具体实施方式:
为更进一步阐述本发明为达成预定发明目的所采取的技术手段及功效,以下结合较佳实施例,对依据本发明提出的一种阻燃无卤聚氨酯绝缘材料,其具体实施方式、特征等,详细说明如后。
实施例:
一种阻燃无卤聚氨酯绝缘材料,以重量份计,包括以下组分:
聚氨酯树脂50-55份,马来酸酐2-5份,发泡剂5-9份,阻燃绝缘剂8-11份,无卤阻燃消烟剂2-8份,固化剂2-4份。上述阻燃无卤绝缘剂采用3:2的羟丙基磷酸双淀粉与多孔氧化硅之混合物,上述多孔氧化硅的密度为0.7g/cm3,孔隙率大于90%;上述发泡剂采用碳化硅;上述无卤阻燃消烟剂为氢氧化铝;上述固化剂为司盘-80、吐温-60之混合。
一种阻燃无卤绝缘聚氨酯绝缘材料的制备方法,采取如下步骤:
(1)将聚氨酯树脂、马来酸酐在90-115℃的条件下高速揉合6-8分钟;(2)添加固化剂,消烟剂、阻燃绝缘剂、发泡剂后,在98-105℃条件下拌合20-25分钟;(3)机械造粒成型,即可获得阻燃无卤聚氨酯绝缘材料。
以上所述,仅是本发明的较佳实施例而已,并非对本发明作任何形式上的限制,虽然本发明已以较佳实施例揭露如上,然而并非用以限定本发明,任何熟悉本专业的技术人员,在不脱离本发明技术方案范围内,当可利用上述揭示的技术内容作出些许更动或修饰为等同变化的等效实施例,但凡是未脱离本发明技术方案的内容,依据本发明的技术实质对以上实施例所作的任何简单修改、等同变化与修饰,均仍属于本发明技术方案的范围内。

Claims (2)

1.一种阻燃无卤聚氨酯绝缘材料,其特征在于,以重量份计,包括以下组分:聚氨酯树脂(Polyurethane Resin)50-55份,马来酸酐2-5份,发泡剂5-9份,阻燃绝缘剂8-11份,无卤阻燃消烟剂2-8份,固化剂2-4份。上述阻燃无卤绝缘剂采用3:2的羟丙基磷酸双淀粉与多孔氧化硅之混合物,上述多孔氧化硅的密度为0.7g/cm,孔隙率大于90%;上述发泡剂采用碳化硅;上述无卤阻燃消烟剂为氢氧化铝;上述固化剂为司盘-80、吐温-60之混合。
2.根据权利要求1所述的一种阻燃无卤聚氨酯绝缘材料的制备方法,其特征在于,(1)将聚氨酯树脂、马来酸酐在90-115℃的条件下高速揉合6-8分钟;(2)添加固化剂,消烟剂、阻燃绝缘剂、发泡剂后,在98-105℃条件下拌合20-25分钟;(3)机械造粒成型,即可获得阻燃无卤聚氨酯绝缘材料。
CN201610294082.4A 2016-05-05 2016-05-05 一种绝缘材料及其制备方法 Pending CN105907079A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115093694A (zh) * 2022-07-26 2022-09-23 福州大学 一种无卤阻燃tpu复合材料及其制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103881359A (zh) * 2014-02-14 2014-06-25 安徽旺达铜业发展有限公司 一种高耐磨绝缘电缆料及其制备方法
CN104356637A (zh) * 2014-11-20 2015-02-18 安徽渡江电缆集团有限公司 一种高耐磨改性聚氨酯电缆材料
CN104761881A (zh) * 2015-03-19 2015-07-08 苏州市景荣科技有限公司 一种环保阻燃聚氨酯鞋底材料及其制备方法
CN104974502A (zh) * 2014-04-10 2015-10-14 拜耳材料科技(中国)有限公司 聚氨酯复合材料及其制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103881359A (zh) * 2014-02-14 2014-06-25 安徽旺达铜业发展有限公司 一种高耐磨绝缘电缆料及其制备方法
CN104974502A (zh) * 2014-04-10 2015-10-14 拜耳材料科技(中国)有限公司 聚氨酯复合材料及其制备方法
CN104356637A (zh) * 2014-11-20 2015-02-18 安徽渡江电缆集团有限公司 一种高耐磨改性聚氨酯电缆材料
CN104761881A (zh) * 2015-03-19 2015-07-08 苏州市景荣科技有限公司 一种环保阻燃聚氨酯鞋底材料及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115093694A (zh) * 2022-07-26 2022-09-23 福州大学 一种无卤阻燃tpu复合材料及其制备方法

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