CN104231210A - 高铁动车司机室面板材料及其制备方法 - Google Patents
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Abstract
本发明涉及一种高铁动车司机室面板材料,其特征在于:所述材料配方组成为:异氰酸酯35-45%、聚醚多元醇40-50%、磷酸酯阻燃剂1-3%、三乙烯二胺催化剂0.5-2%、双(二甲氨基乙基)醚催化剂0.5-2%、增韧剂1-3%、交联剂2-6%、增硬剂1-3%、流平剂1-3%、固化剂0.1-2%、起泡剂0.1-2%。采用的该配方制成的高密度聚氨酯发泡面板材料,其具有较高的电气强度,密度、阻燃、环保等方面均能满足要求高铁动车司机室面板材料使用要求。且其制备方法简单,可大大降低制造成本,且克服了玻璃钢生产过程中环境污染严重的缺陷。
Description
技术领域
本发明涉及一种高铁动车司机室面板材料及其制备方法。
背景技术
随着社会生活节奏的加快,便捷、舒适、快速成为人们选择出行交通工具的主要因素,动车组的出现成为了人们出行选择的重要交通工具,随着国民经济的发展和科学技术的进步,高速列车在我国的广泛应用必将成为现实。
为加快了我国机车车辆制造工业现代化步伐,我国通过技术引进已经掌握了世界先进成熟的铁路机车车辆制造技术,在这次大规模的技术引进中,国内共有十多家机车车辆重点制造企业和几百家外围企业直接从中受益,实现了机车车辆制造水平的跨越,增强了市场竞争力,有力地推动了我国相关民族工业的发展壮大。在这些重点制造企业中,唐山机车车辆厂在德国西门子公司的技术平台上,制造生产CRH3型动车组,青岛四方机车股份有限公司在日本新干线的技术平台上,制造生产CRH2型动车组,但其中有部分部件未实行完全的技术转让,如:司机室操作面板,由于司机室面板是SKD件(半散装件),产品采购周期较长、成本较高,产品核心技术无法掌握是SKD件的主要弊病,在这样的背景下,自主开发司机室操作面板的工作就显的尤为重要,不仅是为降低采购成本,缩短采购周期,同时更为掌握世界先进产品的核心技术,对我国机车车辆制造工业的发展有着深远的意义。
由于司机室电气元件较多,电气故障是,会产生高压电流,高压电流易击穿面板,给驾驶人员带来安全隐患,故金属材料的面板不能满足要求,同时玻璃钢材料也具有一定的局限性;找寻一种新的高铁动车司机室面板材料,其能满足电气强度、密度、阻燃、环保等方面要求,成为本发明研究的方向。
发明内容
本发明的目的在于克服上述不足,提供一种高密度、高阻燃、高电气强度、环保的高铁动车司机室面板材料及其制备方法。
本发明的目的是这样实现的:
一种高铁动车司机室面板材料,所述材料配方组成为:(所有的百分比为质量百分比)
异氰酸酯35-45% ;
聚醚多元醇40-50%;
磷酸酯阻燃剂1-3%;
三乙烯二胺催化剂0.5-2% ;
双(二甲氨基乙基)醚催化剂 0.5-2%;
增韧剂 1-3%;
交联剂 2-6%;
增硬剂 1-3%;
流平剂 1-3%;
固化剂 0.1-2%;
起泡剂 0.1-2%。
所述增韧剂为二羟甲基丙酸。
所述增硬剂为二甲基乙醇胺。
所述固化剂采用二甲基乙醇胺。
所述起泡剂为水。
进一步的,本发明一种高铁动车司机室面板材料中,所述三乙烯二胺催化剂0.8-1.5% ;双(二甲氨基乙基)醚催化剂0.8-1.5%;增韧剂1.5-2%;交联剂3-5%;增硬剂1.5-2%;固化0.5-1%;起泡剂0.3-1%。
作为优选方案,所述材料配方质量百分比组成为:
异氰酸酯40%
聚醚多元醇45%
磷酸酯阻燃剂2%
三乙烯二胺催化剂1%
双(二甲氨基乙基)醚催化剂 1%
二羟甲基丙酸增韧剂 2%
交联剂 4%
二甲基乙醇胺增硬剂 2%
流平剂 2%
二甲基乙醇胺固化剂 0.6%
水 0.4% 。
一种高铁动车司机室面板材料的制备方法,所述方法包括如下步骤:
1) 高速搅拌:将定量的聚醚多元醇、各种助剂及异氰酸酯,投入高速搅拌机,进行高速搅拌,搅拌机搅拌转速为1500-2500转/min;
2) 注入模具:高速搅拌后的混料通过空压机注入发泡机模具内;
3) 发泡成型:注入模具后聚醚多元醇和异氰酸酯进行合成反应。
聚氨酯合成基本反应:该工序具体为两步,即乳化和凝胶的过程。主要原料聚醚多元醇和异氰酸酯发生缩聚反应。含活泼氢的聚醚多元醇与异氰酸酯反应生成氨基甲酸酯链的高聚物。
反应方程式:
反应后由小分子液体原料转变为高分子量的聚氨酯固体,逐渐凝固成型,反应过程中产生热量,促使反应体系温度迅速升高,使发泡反应在很短的时间内完成。在反应过程中水和异氰酸酯反应生成二氧化碳气体,在缩聚反应过程中,会形成许多闭孔的蜂窝泡沫,经发泡反应后混合料形成硬质块料。
与现有技术相比,本发明的有益效果是:
采用的该配方制成的高密度聚氨酯发泡面板材料,其具有较高的电气强度,密度、阻燃、环保等方面均能满足要求高铁动车司机室面板材料使用要求。且其制备方法简单,可大大降低制造成本,且克服了玻璃钢生产过程中环境污染严重的缺陷。
具体实施方式
实施例1
一种高铁动车司机室面板材料,其配方组成为:(所有的百分比为质量百分比)
异氰酸酯40% (MDI)、聚醚多元醇45%、磷酸酯阻燃剂2%『V200』、三乙烯二胺1% 、双(二甲氨基乙基)醚 1%、二羟甲基丙酸 2% 、乙二醇4%、二甲基乙醇胺 2%、甲基硅油2%、二甲基乙醇胺0.6%、水0.4%。
高铁动车司机室面板材料的制备工艺为:
1. 高速搅拌:将定量的聚醚多元醇、各种助剂及异氰酸酯,投入高速搅拌机。在高压发泡机前端进行高速搅拌,搅拌机搅拌转速为2000转/min。
2. 注入模具:高速搅拌后的混料通过空压机注入发泡机模具内。
3. 发泡成型:注入模具后聚醚多元醇和异氰酸酯进行合成反应。
制得的产品电气强度按GB/T1408.1检测,正弦交流10kv、60s,无击穿;漏电电流为0.2mA。
实施例2
一种高铁动车司机室面板材料,其配方组成为:(所有的百分比为质量百分比)
异氰酸酯38% (MDI)、聚醚多元醇46%、磷酸酯阻燃剂2%『808』、三乙烯二胺1.5% 、双(二甲氨基乙基)醚1.5%、二羟甲基丙酸2%、聚乙二醇4%、二甲基乙醇胺2%、甲基硅油2%、二甲基乙醇胺0.6%、水0.4%。
高铁动车司机室面板材料的制备工艺为:
1. 高速搅拌:将定量的聚醚多元醇、各种助剂及异氰酸酯,投入高速搅拌机。在高压发泡机前端进行高速搅拌,搅拌机搅拌转速为2000转/min。
2. 注入模具:高速搅拌后的混料通过空压机注入发泡机模具内。
3. 发泡成型:注入模具后聚醚多元醇和异氰酸酯进行合成反应。
制得的产品电气强度按GB/T1408.1检测,正弦交流10kv、60s,无击穿;漏电电流为0.3mA。
实施例3
一种高铁动车司机室面板材料,其配方组成为:(所有的百分比为质量百分比)
异氰酸酯36%(MDI)、聚醚多元醇48%、磷酸三(2-氯乙基)酯阻燃剂3%、三乙烯二胺1% 、双(二甲氨基乙基)醚1%、二羟甲基丙酸3% 、聚乙二醇3%、二甲基乙醇胺2%、甲基硅油1.5%、二甲基乙醇胺0.8%、水0.7%。
高铁动车司机室面板材料的制备工艺与实施例1同。
制得的产品电气强度按GB/T1408.1检测,正弦交流10kv、60s,无击穿;漏电电流为0.3mA。
实施例4
一种高铁动车司机室面板材料,其配方组成为:(所有的百分比为质量百分比)
异氰酸酯41%(MDI)、聚醚多元醇45%、磷酸酯阻燃剂(PX-200)1%、三乙烯二胺2% 、双(二甲氨基乙基)醚1%、二羟甲基丙酸2% 、乙二醇5%、二甲基乙醇胺1%、甲基硅油1%、二甲基乙醇胺0.8%、水0.2%。
高铁动车司机室面板材料的制备工艺与实施例1同。
制得的产品电气强度按GB/T1408.1检测,正弦交流10kv、60s,无击穿;漏电电流为0.2mA。
实施例5
一种高铁动车司机室面板材料,其配方组成为:(所有的百分比为质量百分比)
异氰酸酯40%(MDI)、聚醚多元醇43%、磷酸酯阻燃剂 RAYNOL V60 2%、三乙烯二胺2% 、双(二甲氨基乙基)醚2%、二羟甲基丙酸3% 、乙二醇2%、二甲基乙醇胺1.4%、甲基硅油2%、二甲基乙醇胺1.6%、水1%。
高铁动车司机室面板材料的制备工艺与实施例1同。
制得的产品电气强度按GB/T1408.1检测,正弦交流10kv、60s,无击穿;漏电电流为0.2mA。
以实施例1为例,制成的产品经检测性能见表1和表2:
表1
序 号 | 项 目 | 执行标准 | 要求值 | 单 位 | 实测值 |
1 | 密 度 | GB/T6343 | 700±50 | kg/m3 | 688 |
2 | 弯曲强度 | GB/T9341 | ≥18 | Mpa | 33.5 |
3 | 弯曲模量 | GB/T9341 | ≥480 | Mpa | 582 |
4 | 拉伸强度 | GB/T1040 | ≥16 | Mpa | 21.2 |
5 | 伸长率 | GB/T1040 | ≥2 | % | 4 |
6 | 表面硬度 | GB/T2411 | ≥55 | 邵氏D | 91 |
表2:
从表中可以看出,产品的高低温性能试验、电气强度、阻燃性能均高于高铁动车司机室面板材料标准要求。
Claims (8)
1.一种高铁动车司机室面板材料,其特征在于:所述材料配方组成为:(所有的百分比为质量百分比)
异氰酸酯35-45% ;
聚醚多元醇40-50%;
磷酸酯阻燃剂1-3%;
三乙烯二胺催化剂0.5-2% ;
双(二甲氨基乙基)醚催化剂 0.5-2%;
增韧剂 1-3%;
交联剂 2-6%;
增硬剂 1-3%;
流平剂 1-3%;
固化剂 0.1-2%;
起泡剂 0.1-2%。
2.根据权利要求1所述的高铁动车司机室面板材料,其特征在于, 所述增韧剂为二羟甲基丙酸。
3.根据权利要求1所述的高铁动车司机室面板材料,其特征在于, 所述增硬剂为二甲基乙醇胺。
4.根据权利要求1所述的高铁动车司机室面板材料,其特征在于, 所述固化剂采用二甲基乙醇胺。
5.根据权利要求1所述的高铁动车司机室面板材料,其特征在于, 所述起泡剂为水。
6.根据权利要求1-5之一所述的高铁动车司机室面板材料,其特征在于,所述三乙烯二胺催化剂0.8-1.5% ;双(二甲氨基乙基)醚催化剂0.8-1.5%;增韧剂1.5-2%;交联剂3-5%;增硬剂1.5-2%;固化0.5-1%;起泡剂0.3-1%。
7.根据权利要求6所述的高铁动车司机室面板材料,其特征在于,所述材料配方质量百分比组成为:
异氰酸酯40%
聚醚多元醇45%
磷酸酯阻燃剂2%
三乙烯二胺催化剂1%
双(二甲氨基乙基)醚催化剂 1%
二羟甲基丙酸增韧剂 2%
交联剂 4%
二甲基乙醇胺增硬剂 2%
流平剂 2%
二甲基乙醇胺固化剂 0.6%
水 0.4% 。
8.一种制备权利要求1所述的高铁动车司机室面板材料的方法,其特征在于:所述方法包括如下步骤:
高速搅拌:将定量的聚醚多元醇、各种助剂及异氰酸酯,投入高速搅拌机,进行高速搅拌,搅拌机搅拌转速为1500-2500转/min;
注入模具:高速搅拌后的混料通过空压机注入发泡机模具内;
发泡成型:注入模具后聚醚多元醇和异氰酸酯进行合成反应。
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