CN111253684A - 一种密封条用发泡阻燃材料 - Google Patents

一种密封条用发泡阻燃材料 Download PDF

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CN111253684A
CN111253684A CN201811461116.XA CN201811461116A CN111253684A CN 111253684 A CN111253684 A CN 111253684A CN 201811461116 A CN201811461116 A CN 201811461116A CN 111253684 A CN111253684 A CN 111253684A
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王胜杰
邱德健
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Huizhou Hontran Sealing Member Co ltd
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Abstract

一种密封条用发泡阻燃材料，由以下重量份数原料制成：三元乙丙橡胶：30‑34份，YF501炭黑:20‑24份，2280石蜡油：20‑30份，阻燃剂：15‑19份，活性剂：1.6份，硬脂酸：0.63份，聚乙二醇：0.63份，防护剂：1.2‑2份，硫化剂：1.6份，发泡剂：0.8‑1.2份，本发明提供的密封条用发泡阻燃材料，能满足汽车和户外机柜密封条的应用，防火等级达到泡棉材料UL94HF‑1级别，具有积极防火安全意义。

Description

一种密封条用发泡阻燃材料
技术领域：
本发明属于材料技术领域，具体涉及一种密封条用发泡阻燃材料
背景技术：
在汽车密封材料，由于电动车新能源汽车使用，对于材料安全防火要求也随着加强；在机柜密封条，由于机柜里接触电气设备，在电气规定需要满足UL防火要求。目前常见的密封条不带阻燃防火，遇火易燃，产品容易失效，本发明一种密封条用发泡阻燃材料能达UL 94HF-1级，提高密封条的使用范围。
密封条用发泡阻燃材料技术，在满足密封性时，并且对防火安全起到积极做用，产品在火灾时能起阻燃减少火灾蔓延作用
发明内容
针对现有密封条材料，本发明提供了一种密封条用发泡阻燃材料。
本发明采取的技术方案是：一种密封条用发泡阻燃材料，由以下重量份数原料制成：三元乙丙橡胶：30-34份，YF501炭黑:20-24份，2280石蜡油：18-24份，阻燃剂：15-19份，活性剂：1.6份，硬脂酸：0.63份，聚乙二醇：0.63份，防护剂：1.2-2份，硫化剂：1.6份，发泡剂：0.8-1.2份,吸湿剂：1.2-1.8份。
优选的，所述的的三元乙丙橡胶为Keltan 9950
优选的，所述的YF501炭黑为云维飞虎
优选的，所述的阻燃剂为上海懋通实业有限公司无卤阻燃剂FR201与F2阻燃剂按重量比100:12比例混合所得。
优选的，所述的活性剂为氧化锌
优选的，所述的防护剂为防老剂MB、防老剂445、佛山市丽源化工有限公司JL-1069防霉菌剂与微晶蜡的混合物，各物质合重量比为：1:1:2:1
优选的，所述的硫化剂为不溶性硫黄IS 90和硫化促进剂M、DTDM、BZ、TDEC、EZ、DM、NA-22的混合物，各物质的混合重量比为1.1:1.20:0.80:0.3:0.20:0.65:0.2:0.55。
优选的，所述的发泡剂为OBSH与发泡剂AC3000混合制备，二者重量比为:2.5-3.0:1
优选的，所述的吸湿剂为Kezadol GR
本发明还提供了一种密封条用发泡阻燃材料的制备方法，具体步骤为：
(1)一段混炼：将30-34份三元乙丙橡胶、1.6份活性剂、0.63份硬脂酸和1.2-2份防护剂投入密炼机中塑炼100-120秒，投入15-19阻燃剂混炼240-260秒，再投入18-24份石蜡油和20-24份炭黑YF501混炼320-340秒，下料；其中密炼机工作参数为：进胶温度小于45度、下料温度125-150℃、上顶栓压力为0.6-0.8MPa、冷却水压大于0.1MPa、水温20-26℃、转速30转/分钟、容量70-73KG；
(2)出片：密炼机出料在22寸开炼机翻料2-3分钟出片，在风机冷却至室温后收料，室温度调节4小时；胶料存储条件为温度23±3℃、湿度50±5％，使用期限4小时至30天；
(3)二段混炼：投50％一段母胶与1.6份硫化剂、0.8-1.2份发泡剂和1.2-1.8份吸湿剂投进密炼机混炼20-30秒，投剩余50％一段母胶继续混炼30秒，中间每30秒做一次升栓，80-85℃下料；密炼机工作参数为：压力0.5-0.6MPa，转速30转/分钟，容量63-64KG，进胶温度小于40℃，冷却水压大于0.1MPa,水温14-18℃；
(4)收料：二段混炼胶出料后在22寸开炼机翻料2-3分钟，在风机冷却至室温收料得密封条用发泡阻燃材料；胶料存储条件为温度在23±3℃、湿度50±5％，使用期限8小时至5天。
本发明的有益效果是：本发明提供的密实胶发泡材料，能满足汽车用门窗车门密封条的应用，各种机柜产品用密封条的应用，材料具有防火安全达到UL 94HF-1,对产品防火安全有积及作用。
具体实施方式
实施例1
一种密封条用发泡阻燃材料，由以下重量份数原料制成：
三元乙丙橡胶：30份，YF501炭黑:20份，2280石蜡油：18份，阻燃剂：15份，活性剂：1.6份，硬脂酸：0.63份，聚乙二醇：0.63份，防护剂：1.2份，硫化剂：1.6份，发泡剂：0.8份,吸湿剂：1.2份；
所述的的三元乙丙橡胶为Keltan 9950
所述的YF501炭黑为云维飞虎
所述的阻燃剂为上海懋通实业有限公司无卤阻燃剂FR201与F2阻燃剂按重量比100:12比例混合所得。
所述的活性剂为氧化锌
所述的防护剂为防老剂MB、防老剂445、佛山市丽源化工有限公司JL-1069防霉菌剂与微晶蜡的混合物，各物质合重量比为：1:1:2:1
所述的硫化剂为不溶性硫黄IS 90和硫化促进剂M、DTDM、BZ、TDEC、EZ、DM、NA-22的混合物，各物质的混合重量比：1.1:1.20:0.80:0.3:0.20:0.65:0.2:0.55。
所述的发泡剂为OBSH与发泡剂AC3000混合制备，二者重量比为:2.5:1。
所述的吸湿剂为Kezadol GR
采用该配方的密封条用发泡阻燃材料的制备方法具体步骤为：
(1)一段混炼：将30份三元乙丙橡胶、1.6份活性剂、0.63份硬脂酸和1.2份防护剂投入密炼机中塑炼100-120秒，投入15阻燃剂混炼240-260秒，再投入18份石蜡油和20份炭黑YF501混炼320-340秒，下料；其中密炼机工作参数为：进胶温度小于45度、下料温度125-150℃、上顶栓压力为0.6-0.8MPa、冷却水压大于0.1MPa、水温20-26℃、转速30转/分钟、容量70-73KG；
(2)出片：密炼机出料在22寸开炼机翻料2-3分钟出片，在风机冷却至室温后收料，室温度调节4小时；胶料存储条件为温度23±3℃、湿度50±5％，使用期限4小时至30天；
(3)二段混炼：投50％一段母胶与1.6份硫化剂、0.8份发泡剂和1.2份吸湿剂投进密炼机混炼20-30秒，投剩余50％一段母胶继续混炼30秒，中间每30秒做一次升栓，80-85℃下料；密炼机工作参数为：压力0.5-0.6MPa，转速30转/分钟，容量63-64KG，进胶温度小于40℃，冷却水压大于0.1MPa,水温14-18℃；
(4)收料：二段混炼胶出料后在22寸开炼机翻料2-3分钟，在风机冷却至室温收料得密封条用发泡阻燃材料；胶料存储条件为温度在23±3℃、湿度50±5％，使用期限8小时至5天。
所得密实胶微发泡材料的性能参见表1
表1性能测试数据：
Figure BDA0001888739450000041
实施例2
一种密封条用发泡阻燃材料，由以下重量份数原料制成：
三元乙丙橡胶：34份，YF501炭黑:24份，2280石蜡油：24份，阻燃剂：19份，活性剂：1.6份，硬脂酸：0.63份，聚乙二醇：0.63份，防护剂：2份，硫化剂：1.6份，发泡剂：1.2份,吸湿剂：1.8份；
所述的的三元乙丙橡胶为Keltan 9950
所述的YF501炭黑为云维飞虎
所述的阻燃剂为上海懋通实业有限公司无卤阻燃剂FR201与F2阻燃剂按重量比100:12比例混合所得。
所述的活性剂为氧化锌
所述的防护剂为防老剂MB、防老剂445、佛山市丽源化工有限公司JL-1069防霉菌剂与微晶蜡的混合物，各物质合重量比为：1:1:2:1
所述的硫化剂为不溶性硫黄IS 90和硫化促进剂M、DTDM、BZ、TDEC、EZ、DM、NA-22的混合物，各物质的混合重量比：1.1:1.20:0.80:0.3:0.20:0.65:0.2:0.55。
所述的发泡剂为OBSH与发泡剂AC3000混合制备，二者重量比为:3.0:1。所述的吸湿剂为Kezadol GR
按实施例1混炼工艺炼胶，所得发泡阻燃材料的性能参见表2。
Figure BDA0001888739450000051
以上显示和描述了本发明的基本原理、主要特征和本发明的优点。本行业的技术人员应该了解，本发明不受上述实施例的限制，上述实施例和说明书中描述的只是说明本发明的原理，在不脱离本发明精神和范围的前提下本发明还会有各种变化和改进，这些变化和改进都落入要求保护的本发明范围内。

Claims (10)

1.一种密封条用发泡阻燃材料，由以下重量份数原料制成：三元乙丙橡胶：30-34份，YF501炭黑:20-24份，2280石蜡油：18-24份，阻燃剂：15-19份，活性剂：1.6份，硬脂酸：0.63份，聚乙二醇：0.63份，防护剂：1.2-2份，硫化剂：1.6份，发泡剂：0.8-1.2份,吸湿剂：1.2-1.8份。
2.根据权利要求1所述的材料，其特征在于，所述的三元乙丙橡胶为Keltan 9950 。
3.根据权利要求1所述的材料，其特征在于，所述的YF501炭黑为云维飞虎。
4.根据权利要求1所述的材料，其特征在于，所述的阻燃剂为上海懋通实业有限公司无卤阻燃剂FR201与F2阻燃剂按重量比100:12比例混合所得。
5.根据权利要求1所述的材料，其特征在于，所述的活性剂为氧化锌。
6.根据权利要求1所述的材料，其特征在于，所述的防护剂为防老剂MB、防老剂445、佛山市丽源化工有限公司JL-1069防霉菌剂与微晶蜡的混合物，各物质合重量比为：1:1:2:1。
7.根据权利要求1所述的材料，其特征在于，所述的硫化剂为不溶性硫黄IS 90和硫化促进剂M、DTDM、BZ、TDEC、EZ、DM、NA-22的混合物，各物质的混合重量比为1.1:1.20:0.80:0.3:0.20:0.65:0.2:0.55。
8.根据权利要求1所述的材料，其特征在于，所述的发泡剂为OBSH与发泡剂AC3000混合制备，二者重量比为:2.5-3.0:1。
9.根据权利要求1所述的材料，其特征在于，所述的吸湿剂为Kezadol GR。
10.一种如权利要求1-9任一项所述的发泡阻燃材料的制备方法，具体步骤为：
(1)一段混炼：将30-34份三元乙丙橡胶、1.6份活性剂、0.63份硬脂酸和1.2-2份防护剂投入密炼机中塑炼100-120秒，投入15-19阻燃剂混炼240-260秒，再投入18-24份石蜡油和20-24份炭黑YF501混炼320-340秒，下料；其中密炼机工作参数为：进胶温度小于45度、下料温度125-150℃、上顶栓压力为0.6-0.8MPa、冷却水压大于0.1MPa、水温20-26℃、转速30转/分钟、容量70-73KG；
(2)出片：密炼机出料在22寸开炼机翻料2-3分钟出片，在风机冷却至室温后收料，室温度调节4小时；胶料存储条件为温度23±3℃、湿度50±5％，使用期限4小时至30天；
(3)二段混炼：投50％一段母胶与1.6份硫化剂、0.8-1.2份发泡剂和1.2-1.8份吸湿剂投进密炼机混炼20-30秒，投剩余50％一段母胶继续混炼30秒，中间每30秒做一次升栓，80-85℃下料；密炼机工作参数为：压力0.5-0.6MPa，转速30转/分钟，容量63-64KG，进胶温度小于40℃，冷却水压大于0.1MPa,水温14-18℃；
(4)收料：二段混炼胶出料后在22寸开炼机翻料2-3分钟，在风机冷却至室温收料得密封条用发泡阻燃材料；胶料存储条件为温度在23±3℃、湿度50±5％，使用期限8小时至5天。
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CN113912953A (zh) * 2021-10-29 2022-01-11 宜兴市玛斯特新型材料有限公司 一种发泡材料及利用其制备橡胶发泡板材的方法
CN115093649A (zh) * 2022-08-05 2022-09-23 创斯达科技集团(中国)有限责任公司 一种保险柜用阻燃防水密封条及其制备方法
CN115093647A (zh) * 2022-06-16 2022-09-23 佛山市美润橡塑科技发展有限公司 一种能源产品线机柜用epdm阻燃发泡密封条

Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN113912953A (zh) * 2021-10-29 2022-01-11 宜兴市玛斯特新型材料有限公司 一种发泡材料及利用其制备橡胶发泡板材的方法
CN115093647A (zh) * 2022-06-16 2022-09-23 佛山市美润橡塑科技发展有限公司 一种能源产品线机柜用epdm阻燃发泡密封条
CN115093649A (zh) * 2022-08-05 2022-09-23 创斯达科技集团(中国)有限责任公司 一种保险柜用阻燃防水密封条及其制备方法

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