CN108546501A - 一种导电率高的涂料及其制备方法和应用 - Google Patents
一种导电率高的涂料及其制备方法和应用 Download PDFInfo
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Abstract
本发明公开了一种导电率高的涂料及其制备方法和应用,该导电涂料的组分按重量百分含量包括:丙酮18~25%;邻苯二甲酸二乙酯5‑10%;含镥复合陶瓷粉15‑20%,含镥合金粉8‑11%,磷酸二酯0.8‑1.1%;聚丙烯酸酯10‑15%,其余为聚氨酯。本发明复合涂料涂覆的面料材料,具有极好的隔热的能力,同时也有良好的反射热和太阳光线的能力。本发明制备方法较简单,生产成本低,适合于工业化生产。本发明的涂料可涂覆于多种织物上,得到的涂料织物适用于户外用品、服装、建筑、军事等领域,以及在需要保温、隔热场合大量应用。
Description
技术领域
本发明涉及涂料技术领域,具体说是一种导电率高的涂料及其制备方法和应用。
背景技术
中国专利文献CN106634519A公开了一种用于纺织品表面无烧结型导电涂料及其制备方法和应用,所述涂料组分按质量百分含量包括:纳米银颗粒8~60%、树脂粘结相5~60%、溶剂20~70%、助剂1~15%。制备方法包括:将纳米银颗粒加入到溶剂中,超声分散,得到稳定的悬浮液;将树脂粘结相和助剂加入到悬浮液中,搅拌,即得。本发明的导电涂料通过丝网印刷到纺织品表面,在纺织品表面印制导电线路图案;然后将印制图案置于化学处理液中室温处理,干燥,得到织物导电线线路。但是电导性不太理想。
发明内容
本发明的目的是针对上述现有技术中的不足,提供一种可涂覆在织物上具有良好导电性并对人体无害的导电率高的涂料及其制备方法和应用。
本发明的另一目的是提供一种工艺简单、生产成本低、适于工业化生产的导电率高的涂料的制备方法,以及导电率高的涂料在织物上的应用。
本发明的目的是通过以下技术方案实现的:
一种导电率高的涂料,该导电涂料的组分按重量百分含量包括:丙酮18~25%;邻苯二 甲酸二乙酯5-10%;含镥复合陶瓷粉15-20%,含镥合金粉8-11%,磷酸二酯0.8-1.1%;聚丙烯酸酯10-15%,其余为聚氨酯。
本发明进一步的设计方案中,上述含镥合金粉为稀土改性黄铜粉,其组分按重量百分含量包括Zn 5-8%,Nd 2-5%,Ge 0.8~1.3%,Lu 0.05~0.09%,其余为Cu;含镥合金粉平均粒度为8~10微米。
本发明进一步的设计方案中,含镥复合陶瓷粉中各成分的重量百分含量为:Al2O323-25%,ZrO2 0.5-0.8%,ZnO 4-9%, BaO 5-8%, MnO 4-8%, Li2O 1-4%, Fe2O3 0.7-1.3%, GeO2 0.1-0.4%,Nd2O30.001-0.003%,Lu 2O3 0.001-0.003%, K2O 1-4%, B2O31-2.5%, 其余为SiO2,含镥复合陶瓷粉平均粒度均为7-10微米。
一种导电率高的涂料的制备方法,按照上述导电涂料的组分的含量准备好各组分,然后将它们进行混合均匀,即得到导电率高的涂料。
本发明进一步的设计方案中,其中的含镥复合陶瓷粉按照如下方法进行制备:
按照重量百分比为Al2O3 23-25%、ZrO2 0.5-0.8%、ZnO 4-9%、BaO 5-8%、MnO 4-8%、Li2O 1-4%、Fe2O3 0.7-1.3%、GeO2 0.1-0.4%、Nd2O3 0.001-0.003%、Lu2O3 0.001-0.003%、K2O 1-4%、B2O3 1-2.5%、其余为SiO2进行配料,各原料纯度均大于99.9%;将各原料在砂磨机中进行混合和破碎,而后将粉料在130-140℃下烘干,烘干后再过200-220目筛,然后放入烧结炉在1190-1210℃下进行烧结2-4小时,最后将烧结产物在研磨机中研磨至含镥复合陶瓷粉体粒径达到7-10微米。
本发明进一步的设计方案中,其中的含镥合金粉按照如下方法进行制备:按重量百分比为纯金属Zn 5-8%,Nd 2-5%, Ge 0.8~1.3%,Lu 0.05~0.09%,其余为Cu配料,将各金属原料放入感应炉中在1280~1310℃下进行熔炼,将熔炼后的合金液体雾化为平均粒度均为8~10微米的细小合金粉末。7、根据权利要求6所述的导电率高的涂料的制备方法,其特征在于,将熔炼后的合金液体进行雾化时,雾化气体压力为7-9MPa,合金液体流量为3-5kg/min,合金液体注入温度为1250~1280℃,雾化角为32度。
上述导电涂料在织物上的应用,将所述导电涂料在纯棉织物上刮涂厚度为200~400微米涂层后,在110~130℃温度下烘干3-9分钟。
本发明具有以下突出的有益效果:
本发明的导电率高的涂料中,含镥合金粉为导电性很好的铜基金属粉体,通过稀土镥加入,大大增强了合金的导电性。此外,含镥合金粉有很好的反光性,对热辐射的反射性明显增强。本发明含镥复合陶瓷粉为无机材料,因此具有良好的耐磨作用。含镥复合陶瓷粉中稀土氧化物,可以有效提高了复合体的折光性和高光活性,改善热辐射的反射性。含镥复合陶瓷粉及含镥合金粉本身为无机无毒材料,有杀菌防霉作用;另外含有一定量的金属粉体,因此涂覆于面料上后,涂层无需防菌剂和防静电剂。本发明复合涂料涂覆的面料材料,具有极好的隔热的能力,同时也有良好的反射热和太阳光线的能力,具有良好的稳定性和实用性,可广泛应用于多种隔热领域等。本发明制备方法较简单,生产成本低,适合于工业化生产。本发明的涂料可涂覆于多种织物上,得到的涂料织物适用于户外用品、服装、建筑、军事等领域,以及在需要保温、隔热场合大量应用。
附图说明
图1是实施例1中导电率高的涂料的显微镜观察下的组织图片。
具体实施方式
下面结合附图和实施例对本发明作进一步说明。
实施例 1
一种导电率高的涂料,导电涂料的组分按重量百分含量包括:丙酮18 %、邻苯二甲酸二乙酯5%、含镥复合陶瓷粉15%、含镥合金粉8%、磷酸二酯0.8 %、聚丙烯酸酯10 %、其余为聚氨酯。其中的含镥合金粉为稀土改性黄铜粉,其组分按重量百分含量包括Zn 5%、Nd 2%、、Ge0.8 %、Lu 0.05%、其余Cu;含镥合金粉平均粒度为8~10微米。其中的含镥复合陶瓷粉中各成分的重量百分含量为:Al2O3 23%、ZrO2 0.5 %、ZnO 4%、BaO 5%、MnO 4%、Li2O1%、Fe2O3 0.7%、GeO2 0.1 %、Nd2O30.001 %、Lu 2O3 0.001%、K 2O 1%、B2O3 1%、其余SiO2,含镥复合陶瓷粉平均粒度均为7-10微米。
制造导电率高的涂料时,需要先制备含镥复合陶瓷粉和含镥合金粉,再制造导电率高的涂料。
1)制备含镥复合陶瓷粉:按照重量百分比为Al2O3 23%、ZrO2 0.5 %、ZnO 4%、BaO 5%、MnO 4%、Li2O 1%、Fe2O3 0.7%、GeO2 0.1 %、Nd2O30.001 %、Lu 2O3 0.001%、K 2O1%、B2O3 1%、其余SiO2进行配料,各原料纯度均大于99.9%;将各原料在砂磨机中进行混合和破碎,而后将粉料在130-140℃下烘干,烘干后再过200-220目筛,然后放入烧结炉在1190-1210℃下进行烧结2-4小时,最后将烧结产物在研磨机中研磨至含镥复合陶瓷粉体粒径达到7-10微米。
2)制备含镥复合陶瓷粉:按重量百分比为纯金属Zn 5%、Nd 2%、、Ge 0.8 %、Lu0.05%、其余Cu配料,将各金属原料放入感应炉中在1280~1310℃下进行熔炼,将熔炼后的合金液体雾化为平均粒度均为8~10微米的细小合金粉末。将熔炼后的合金液体进行雾化时,将合金液体注入位于雾化喷嘴之上的中间包内。合金液体由中间包底部漏眼流出,通过喷嘴时与高速气流相遇被雾化为细小液滴,雾化液滴在封闭的雾化筒内快速凝固成合金粉末。雾化气体压力为7-9MPa,合金液体流量为3-5kg/min,合金液体注入温度为1250~1280℃,雾化角为32度。
3)制造导电率高的涂料:按照丙酮18 %、邻苯二甲酸二乙酯5%、含镥复合陶瓷粉15%、含镥合金粉8%、磷酸二酯0.8 %、聚丙烯酸酯10 %、其余为聚氨酯准备好各组分,然后将它们进行混合均匀,即得到导电率高的涂料。将得到的导电率高的涂料在导电率测试仪进行检测,得到组织微观图,参见附图1,可见导电率高的涂料组织结构非常均匀致密。同时,对导电率高的涂料进行导电率检测,其导电率为0.075Ω cm 室温。
将导电率高的涂料进行应用时,将制备的导电率高的涂料在纯棉织物上刮涂厚度为200~400微米涂层后,在110~130℃温度下烘干3-9分钟。
实施例2
除了导电率高的涂料组分的质量百分含量以及其中的含镥合金粉和含镥复合陶瓷粉的原料重量百分比不同外,其余与实施例1完全相同。
本实施例中,导电率高的涂料各组分的质量百分含量为:丙酮21%、邻苯二甲酸二 乙酯7%、含镥复合陶瓷粉17%、含镥合金粉9%、磷酸二酯0.9%、聚丙烯酸酯12%、其余为聚氨酯。含镥合金粉的原料为:Zn 6%、Nd 4%、、Ge0.9%、Lu 0.07%、其余Cu。 含镥复合陶瓷粉的原料为:Al2O3 24.5%、ZrO2 0.7%、ZnO 6%、BaO 7%、MnO 6%、Li2O 3%、Fe2O3 0.9%、GeO2 0.3%、Nd2O30.002%、Lu 2O3 0.002%、K 2O 3%、B2O3 2%、其余SiO2。
经检测分析,本实施例得到的高电阻率涂料在室温下的电阻率为0.060Ω cm。优于中国专利文献CN106634519A中材料的性能。
实施例3
除了导电率高的涂料组分的质量百分含量以及其中的含镥合金粉和含镥复合陶瓷粉的原料重量百分比不同外,其余与实施例1完全相同。
本实施例中,导电率高的涂料各组分的质量百分含量为:丙酮 25%、邻苯二甲酸二乙酯10%、含镥复合陶瓷粉 20%、含镥合金粉11%、磷酸二酯 1.1%、聚丙烯酸酯 15%、其余为聚氨酯。含镥合金粉的原料为:Zn 8%、Nd2 5%、、Ge 1.3%、Lu 0.09%、其余Cu。含镥复合陶瓷粉的原料为:Al2O3 25%、ZrO2 0.8%、ZnO 9%、BaO 8%、MnO 8%、Li2O 4%、Fe2O31.3%、GeO2 0.4%、Nd2O3 0.003%、Lu 2O3 0.003%、K 2O 4%、B2O3 2.5%、其余SiO2。
经检测分析,本实施例得到的高电阻率涂料在室温下的电阻率为0.068Ω cm。优于中国专利文献CN106634519A中材料的性能。
实施例4
除了导电率高的涂料组分的质量百分含量以及其中的含镥合金粉和含镥复合陶瓷粉的原料重量百分比不同外,其余与实施例1完全相同。
本实施例中,导电率高的涂料各组分的质量百分含量为:丙酮16%、邻苯二甲酸二乙酯4%、含镥复合陶瓷粉12%、含镥合金粉6%、磷酸二酯0.6%、聚丙烯酸酯85%、其余为聚氨酯。含镥合金粉的原料为:Zn 4%、Nd 1%、Ge 0.6%、Lu 0.03%、其余Cu。含镥复合陶瓷粉的原料为:Al2O3 21%、ZrO2 0.4%、ZnO 3%、BaO 3%、MnO 3%、Li2O 0.7%、Fe2O3 0.5%、GeO2 0.07%、 Nd2O30.0008%、Lu 2O3 0.0007%、K 2O 0.7%、B2O3 0.8%、其余SiO2。
经检测分析,本实施例得到的高电阻率涂料在室温下的电阻率为0.082Ω cm。可知,该实施例得到的涂料的电阻率性能性能力低于实施例1-3的涂料的性能。
实施例5
除了导电率高的涂料组分的质量百分含量以及其中的含镥合金粉和含镥复合陶瓷粉的原料重量百分比不同外,其余与实施例1完全相同。
本实施例中,导电率高的涂料各组分的质量百分含量为:丙酮265%、邻苯二甲酸二 乙酯12%、含镥复合陶瓷粉220%、含镥合金粉13%、磷酸二酯1.2%、聚丙烯酸酯16%、其余为聚氨酯。含镥合金粉的原料为:Zn 9%、Nd 7%、Ge 1.5%、Lu 0.129%、其余Cu。含镥复合陶瓷粉的原料为:Al2O3 26%、ZrO2 0.9%、ZnO 11%、BaO 9%、MnO 9%、Li2O 6%、Fe2O3 1.5%、GeO2 0.6%、Nd2O30.004%、Lu 2O3 0.001-0.004%、K 2O 5%、B2O3 4%、其余SiO2。
经检测分析,本实施例得到的高电阻率涂料在室温下的电阻率为0.078Ω cm。可知,该实施例得到的涂料的电阻率性能性能力低于实施例1-3的涂料的性能。
以上是本发明的较佳实施例,凡依本发明技术方案所作的改变,所产生的功能作用未超出本发明技术方案的范围时,均属于本发明的保护范围。
Claims (8)
1.一种导电率高的涂料,其特征在于,该导电涂料的组分按重量百分含量包括:丙酮18~25%;邻苯二甲酸二乙酯5-10%;含镥复合陶瓷粉15-20%,含镥合金粉8-11%,磷酸二酯0.8-1.1%;聚丙烯酸酯10-15%,其余为聚氨酯。
2.根据权利要求1所述的导电率高的涂料,其特征在于,所述含镥合金粉为稀土改性黄铜粉,其组分按重量百分含量包括Zn 5-8%,Nd 2-5%,Ge 0.8~1.3%,Lu 0.05~0.09%,其余为Cu;含镥合金粉平均粒度为8~10微米。
3.根据权利要求1所述的导电率高的涂料,其特征在于,含镥复合陶瓷粉中各成分的重量百分含量为:Al2O3 23-25%,ZrO2 0.5-0.8%,ZnO 4-9%, BaO 5-8%, MnO 4-8%,Li2O 1-4%, Fe2O3 0.7-1.3%, GeO2 0.1-0.4%,Nd2O3 0.001-0.003%,Lu 2O3 0.001-0.003%, K2O 1-4%, B2O3 1-2.5%, 其余为SiO2,含镥复合陶瓷粉平均粒度均为7-10微米。
4.一种导电率高的涂料的制备方法,其特征在于,按照权利要求1中该导电涂料的组分的含量准备好各组分,然后将它们进行混合均匀,即得到导电率高的涂料。
5.根据权利要求4所述的导电率高的涂料的制备方法,其特征在于,其中的含镥复合陶瓷粉按照如下方法进行制备:
按照重量百分比为Al2O3 23-25%、ZrO2 0.5-0.8%、ZnO 4-9%、BaO 5-8%、MnO 4-8%、Li2O 1-4%、Fe2O3 0.7-1.3%、GeO2 0.1-0.4%、Nd2O3 0.001-0.003%、Lu2O3 0.001-0.003%、K2O 1-4%、B2O3 1-2.5%、其余为SiO2进行配料,各原料纯度均大于99.9%;将各原料在砂磨机中进行混合和破碎,而后将粉料在130-140℃下烘干,烘干后再过200-220目筛,然后放入烧结炉在1190-1210℃下进行烧结2-4小时,最后将烧结产物在研磨机中研磨至含镥复合陶瓷粉体粒径达到7-10微米。
6.根据权利要求4所述的导电率高的涂料的制备方法,其特征在于,其中的含镥合金粉按照如下方法进行制备:按重量百分比为纯金属Zn 5-8%,Nd 2-5%, Ge 0.8~1.3%,Lu0.05~0.09%,其余为Cu配料,将各金属原料放入感应炉中在1280~1310℃下进行熔炼,将熔炼后的合金液体雾化为平均粒度均为8~10微米的细小合金粉末。
7.根据权利要求6所述的导电率高的涂料的制备方法,其特征在于,将熔炼后的合金液体进行雾化时,雾化气体压力7-9MPa,合金液体流量为3-5kg/min,合金液体注入温度为1250~1280℃,雾化角为32度。
8.权利要求1所述的导电涂料在织物上的应用,将所述导电涂料在纯棉织物上刮涂厚度为200~400微米涂层后,在110~130℃温度下烘干3-9分钟。
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