CN111848084A - 一种减弱电磁辐射与对有害气体光催化的高强石膏基墙体 - Google Patents

一种减弱电磁辐射与对有害气体光催化的高强石膏基墙体 Download PDF

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CN111848084A
CN111848084A CN202010706879.7A CN202010706879A CN111848084A CN 111848084 A CN111848084 A CN 111848084A CN 202010706879 A CN202010706879 A CN 202010706879A CN 111848084 A CN111848084 A CN 111848084A
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titanium dioxide
strength gypsum
nano titanium
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李晓东
杨林
宋子阳
闫胤积
杨欢
弓耀云
任杰
闫鹏亮
马广田
王文辉
陈艺萌
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Abstract

一种减弱电磁辐射与对有害气体光催化的高强石膏基墙体,墙体分为外表层与主墙体层两层墙体,外表层对电磁波有反射作用,将一部分电磁波反射出去,达到减弱电磁波的辐射,主墙体层,对电磁波有一定的吸收作用,墙体含有的二氧化钛在紫外灯照射时可对甲醛等有害气体光催化,制作墙体需要的材料有:水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、二氧化钛、碳纳米管、氢氧化钠、铁氧体。

Description

一种减弱电磁辐射与对有害气体光催化的高强石膏基墙体
技术领域
本发明属于建筑材料技术领域,具体涉及墙体材料。
背景技术
如今新房装修会有甲醛等有害气体,室内甲醛浓度单靠自然通风消散的速度很慢,等待甲醛消散的时间有些漫长,这影响人们的便捷居住,提前搬入含有甲醛的室内,会有致癌风险,我们需要解决有害气体污染的问题,房屋实现早日安全的居住,给人们一个安全的室内环境,研究一种能吸收室内有害气体的墙体,是有意义的。5G网络的到来,人们越来越关注电磁波对人的影响,5G的基站密度很高,对基站附近的住户的老人与小孩体质没有成年人强壮,在5G基站附近生活时,相对于成年人更容易受到影响,这引起人们的恐慌,开发一种能减弱电磁波对人影响的墙体有意的。墙体随时间的推移,颜色会变化影响美观,一种不会掉色的墙体,是人们需求的。目前市场中有可吸收有害气体的墙体还有减弱电磁辐射的墙体,但墙体不具有多功能的特点。
发明内容
本发明的目的是使墙体实现减弱电磁辐射与可吸收有害气体的功能。
本发明是一种减弱电磁辐射与对有害气体光催化的高强石膏基墙体,墙体外表层1-3成分为含有水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、氢氧化钠和纳米二氧化钛,纳米二氧化钛掺量为5%,墙体外表层1-3厚度为墙体总厚度的15%;主墙体层1-2含有水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、氢氧化钠、纳米二氧化钛、铁氧体和碳纳米管,纳米二氧化钛掺量为2%左右,墙体层1-2厚度为墙体厚度的85%,主墙体层1-2中纳米二氧化钛与铁氧体形成混合物、碳纳米管与铁氧体形成混合物,外表层墙体1-3与主墙体1-2,联合形成了外表层1-3反射电磁波、主墙体1-2吸收电磁波的有效减弱电磁墙体构造。
本发明的有益之处为:(1)墙体(1-1)使用了废物再利用材料,诸如高强石膏、粉煤灰和矿渣等工业废渣,使废物可以再为人们利用,达到节能环保的目的;(2)墙体(1-1)能够降解装修时产生的甲醛等有毒有害气体,创造更绿色健康的环境。(3)主墙体层(1-2)掺入铁氧体、碳纳米管、纳米二氧化钛的混合物,而表面只掺入纳米二氧化钛,满足对有害气体光催化、与吸波功能的同时,而又减少了材料的浪费;(4)墙体(1-1)具有对有害气体光催化、减弱电磁波辐射等多种使用功能,可同时满足人们对墙体的多种需求。(5)纳米二氧化钛是最白的物质,墙面有纳米二氧化钛,不会掉色影响美观。
附图说明
图1为墙体立体图;图2为墙体侧视图;图3为墙体减弱电磁辐射示意图;图4为墙体对有害气体光催化示意图。附图标记及对应名称为:墙体1-1,主墙体层1-2,墙体外表层1-3,电磁辐射3-1,有害气体分子4-1,活性氧与OH自由基4-2,光源4-3。
具体实施方式
本发明是一种减弱电磁辐射与对有害气体光催化的高强石膏基墙体,墙体外表层1-3成分为含有水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、氢氧化钠和纳米二氧化钛,纳米二氧化钛掺量为5%,墙体外表层1-3厚度为墙体总厚度的15%;主墙体层1-2含有水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、氢氧化钠、纳米二氧化钛、铁氧体和碳纳米管,纳米二氧化钛掺量为2%左右,墙体层1-2厚度为墙体厚度的85%,主墙体层1-2中纳米二氧化钛与铁氧体形成混合物、碳纳米管与铁氧体形成混合物,外表层墙体1-3与主墙体1-2,联合形成了外表层1-3反射电磁波、主墙体1-2吸收电磁波的有效减弱电磁墙体构造。
本发明是一种可吸收有害气体与减弱电磁辐射的高强石膏基墙体,墙体按功能不同,分为外表层与主墙体层两层墙体,分为两层的目的是,使添加纳米二氧化钛墙体外表层对电磁波有反射作用,当电磁波辐射至掺有纳米二氧化钛的墙体外表层时,纳米二氧化钛对电磁波有一定反射作用,将一部分电磁波反射出去,达到减弱电磁波的辐射,主墙体层比外表层厚,对电磁波有一定的吸收作用。制作墙体需要的材料有:水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、纳米二氧化钛、碳纳米管、氢氧化钠、铁氧体。墙体外表层与主墙体层掺杂的纳米二氧化钛、铁氧体、碳纳米管不同,别的材料相同,以保证墙体整体性。
以上所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,用波长小于或等于387.5nm波长的紫外灯光4-3照射,纳米二氧化钛价带电子被激活后产生高活性电子-空穴对,产生的电子-空穴对遇到空气中的氧气和水,把氧活化成活性氧,与水形成OH自由基,当室内的甲醛等有害气体污染物遇到具有很高反应活性物活性氧与OH自由基4-2时,会发生氧化还原反应,减少甲醛4-1的浓度。
以上所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,该墙体分为主墙体和墙体外表层,外表层约占墙厚度的15%,主墙体层约占墙体厚度的80%。
以上所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,其特征在于:外表层掺杂10%纳米二氧化钛。
以上所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,主墙体层内掺纳米二氧化钛与铁氧体形成的混合物、碳纳米管与铁氧体形成的混合物。
以上所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,墙体具有的减弱电磁功能是靠墙体外表层反射电磁波,主墙体层吸收电磁波。
以上所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,高强石膏基墙体附带对有害气体光催化功能。
下面结合附图对墙体进行详细说明。墙体外表层1-3成分为含有水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、氢氧化钠和纳米二氧化钛,纳米二氧化钛掺量为5%左右,墙体外表层1-3厚度为墙体总厚度的15%,对电磁波有反射作用,当电磁波辐射3-1至掺有纳米二氧化钛的墙体外表层1-3时,纳米二氧化钛对电磁波3-1有一定反射作用,将一部分电磁波3-1反射出去,达到减弱电磁波3-1的辐射。
主墙体层1-2含有水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、氢氧化钠、纳米二氧化钛、铁氧体和碳纳米管,纳米二氧化钛掺量为2%左右,墙体层1-2厚度为墙体厚度的85%,主墙体层1-2中纳米二氧化钛与铁氧体形成混合物,碳纳米管与铁氧体形成混合物,电磁波3-1一部分未被墙体外表层反射,继续向内辐射至主墙体1-2中,此时占墙体1-1 85%厚度的主墙体1-2内含有的纳米二氧化钛与铁氧体的混合物及碳纳米管与铁氧体的混合物,对辐射至主墙体中的电磁波3-1有一定吸收作用,外表层墙体1-3与主墙体1-2,联合形成了外表层1-3反射电磁波3-1,主墙体1-2吸收电磁波3-1的有效减弱电磁3-1墙体构造。
含有纳米二氧化钛的墙体1-1除具有减弱电磁辐射3-1的功能外,还附带有光催化作用,用波长小于或等于387.5nm波长的紫外灯光4-3照射时,纳米二氧化钛价带电子被激活后产生高活性电子-空穴对,产生的电子-空穴对遇到空气中的氧气和水,把氧活化成活性氧,与水形成OH自由基,当室内的甲醛等有害气体污染物遇到具有很高反应活性物活性氧与OH自由基4-2时,会发生氧化还原反应,减少甲醛4-1的浓度,使室内比自然通风更快地达到安全居住标准。
在制作墙体时1-1,可将材料高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、纳米二氧化钛、碳纳米管、氢氧化钠、铁氧体充分搅拌均匀后再加入水,防止材料吸水过快,材料搅拌不均匀。墙体1-1制作时外表层1-3可在主墙体层1-2的下面,在凝结时利于形成更加致密的纳米二氧化钛层,达到更好的反射效果。

Claims (7)

1.一种减弱电磁辐射与对有害气体光催化的高强石膏基墙体,其特征在于:墙体外表层(1-3)成分为含有水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、氢氧化钠和纳米二氧化钛,纳米二氧化钛掺量为5%,墙体外表层(1-3)厚度为墙体总厚度的15%;主墙体层(1-2)含有水、高强石膏、粉煤灰、矿渣、亚麻纤维、防水剂、缓凝剂、碱性激发剂、氢氧化钠、纳米二氧化钛、铁氧体和碳纳米管,纳米二氧化钛掺量为2%左右,墙体层(1-2)厚度为墙体厚度的85%,主墙体层(1-2)中纳米二氧化钛与铁氧体形成混合物、碳纳米管与铁氧体形成混合物,外表层墙体(1-3)与主墙体(1-2),联合形成了外表层(1-3)反射电磁波、主墙体(1-2)吸收电磁波的有效减弱电磁墙体构造。
2.根据权利要求1所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,其特征在于用波长小于或等于387.5nm波长的紫外灯光(4-3)照射,纳米二氧化钛价带电子被激活后产生高活性电子-空穴对,产生的电子-空穴对遇到空气中的氧气和水,把氧活化成活性氧,与水形成OH自由基,当室内的甲醛等有害气体污染物遇到具有很高反应活性物活性氧与OH自由基(4-2)时,会发生氧化还原反应,减少甲醛(4-1)的浓度。
3.根据权利要求1所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,其特征在于:该墙体分为主墙体和墙体外表层,外表层约占墙厚度的15%,主墙体层约占墙体厚度的80%。
4.根据权利要求1所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,其特征在于:外表层掺杂10%纳米二氧化钛。
5.根据权利要求1所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,其特征在于:主墙体层内掺纳米二氧化钛与铁氧体形成的混合物、碳纳米管与铁氧体形成的混合物。
6.根据权利要求1所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,其特征在于:墙体具有的减弱电磁功能是靠墙体外表层反射电磁波,主墙体层吸收电磁波。
7.根据权利要求2所述的减弱电磁辐射与对有害气体光催化的高强石膏基墙体,其特征在于:高强石膏基墙体附带对有害气体光催化功能。
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