CN112408944A - 一种环保陶瓷地砖及其制备方法 - Google Patents

一种环保陶瓷地砖及其制备方法 Download PDF

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CN112408944A
CN112408944A CN202011479106.6A CN202011479106A CN112408944A CN 112408944 A CN112408944 A CN 112408944A CN 202011479106 A CN202011479106 A CN 202011479106A CN 112408944 A CN112408944 A CN 112408944A
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郭伟
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Henan Wangpai Ceramics Co ltd
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Abstract

本发明提供了一种环保陶瓷地砖,其包括以下质量份的原料:陶瓷废料50‑70份、钒矿尾渣20‑40份、萤石3‑15份、硅灰石10‑20份和粉煤灰1‑10份。其中,采用陶瓷废料、粉煤灰和钒矿尾渣为主料,不仅有效降低陶瓷地砖的原料成本,也为陶瓷废料、钒矿尾渣的处理提供了新的思路,变废为宝,降低环保压力;同时,本发明还提供了该陶瓷地砖制备方法,该方法简单,易操作,便于工业生产;进一步,利用钒矿尾渣制备釉料,使得陶瓷地砖具有抗菌性能,增强陶瓷地砖的附加值。

Description

一种环保陶瓷地砖及其制备方法
技术领域
本发明涉及了一种建筑装修材料,具体的说,涉及了一种环保陶瓷地砖及其制备方法。
背景技术
陶瓷地砖是一种常见的建筑地面装饰材料,其主要由粘土和其他无机非金属原料,经成型、烧结等工艺生产的板状或块状陶瓷制品。随着社会经济的快速发展,人们对于家居环境的要求越来越高,每次室内装修都会产生大量的陶瓷废料,陶瓷废料很难处理,会对环境造成巨大压力。
为了解决以上存在的问题,人们一直在寻求一种理想的技术解决方案。
发明内容
本发明的目的是针对现有技术的不足,从而提供一种环保陶瓷地砖及其制备方法。
为了实现上述目的,本发明所采用的技术方案是:
一种环保陶瓷地砖,其包括以下质量份的原料:陶瓷废料50-70份、钒矿尾渣20-40份、萤石3-15份、硅灰石10-20份和粉煤灰1-10份。
基于上述,所述陶瓷废料包括: SiO2 70%-80%、Al2O3 13%-16%、Fe2O3 0.5%-1.0%、CaO 1.0%-1.5%、MgO 1.0%-1.5%。
基于上述,所述钒矿尾渣包括:TFe 35%-40%、SiO2 20%-25%、TiO2 10%-15%、Cr2O3 3%-6%、MnO 4%-7%、V2O5 1.0%-1.5%。
基于上述,所述硅灰石包括:SiO2 51%-52%、Al2O3 0.5%-0.8%、Fe2O30.03%-0.07%、CaO 40%-42%、MgO 2.0%-2.2%、K2O 0.1%-0.3%、Na2O 0.01%-0.03%、TiO2 0.01%-0.03%。
基于上述,所述粉煤灰包括:SiO2 1.30%-65.76%、Al2O3 1.59%-40.12%、Fe2O3 1.50%-6.22%、CaO 1.44%-16.8%、MgO 1.20%-3.72%、K2O 1.02%-2.14%、Na2O 1.10%-2.14%。
基于上述环保陶瓷地砖,包括地砖基层和设置于所述地砖基层上侧面的釉层。
一种环保陶瓷地砖的制备方法,其包括以下步骤:
将陶瓷废料、钒矿尾渣、萤石、硅灰石分别进行机械破碎,得到粒径小于10 mm颗粒;
将陶瓷废料、萤石、硅灰石颗粒分别进行球磨,得到粒径小于0.5 mm粉末;
将陶瓷废料、萤石、硅灰石粉末和粉煤灰混合进行湿法球磨,得到泥浆;
对泥浆进行喷雾造粒并压制成型,得到陶瓷坯料;
对钒矿尾渣颗粒、色料进行湿法球磨,得到粒径小于300 nm的釉料;
采用所述釉料对所述陶瓷坯料的上侧面进行施釉,然后依次进行烘干、烧制处理,得到环保陶瓷地砖。
基于上述,所述釉料中包括色料为0.3-1.0份。
基于上述,所述烘干温度为100-120℃,烘干时间为20-30 min,所述烧制温度为1050-1120℃,烧制时间为40-60 min。
本发明相对现有技术具有突出的实质性特点和显著进步,具体的说,本发明提供一种环保陶瓷地砖,采用陶瓷废料、粉煤灰和钒矿尾渣为主料,萤石作为助熔剂,不仅有效降低陶瓷地砖的原料成本,也为陶瓷废料、钒矿尾渣的处理提供了新的思路,变废为宝,降低环保压力;同时,本发明还提供了该陶瓷地砖制备方法,该方法简单,易操作,便于工业生产;进一步,利用钒矿尾渣制备釉料,钒矿尾渣中氧化钛的存在使得陶瓷地砖具有抗菌性能,增强陶瓷地砖的附加值。
具体实施方式
下面通过具体实施方式,对本发明的技术方案做进一步的详细描述。
实施例1
一种环保陶瓷地砖,包括地砖基层和设置于所述地砖基层上侧面的釉层,其包括以下质量份的原料:陶瓷废料60份、钒矿尾渣40份、萤石15份、硅灰石10份和粉煤灰5份。
其中,所述陶瓷废料包括: SiO2 70%-80%、Al2O3 13%-16%、Fe2O3 0.5%-1.0%、CaO 1.0%-1.5%、MgO 1.0%-1.5%。所述钒矿尾渣包括:TFe 36.2%、SiO2 22.3%、TiO214.3%、Cr2O3 4.6%、MnO 6.3%、V2O5 1.5%。所述硅灰石包括:SiO2 51%-52%、Al2O30.5%-0.8%、Fe2O3 0.03%-0.07%、CaO 40%-42%、MgO 2.0%-2.2%、K2O 0.1%-0.3%、Na2O 0.01%-0.03%、TiO2 0.01%-0.03%。所述粉煤灰包括:SiO2 45.5%、Al2O332.3%、Fe2O3 1.7%、CaO 2.8%、MgO 3.7%、K2O 2.1%、Na2O 2.1%。
一种环保陶瓷地砖的制备方法,其包括以下步骤:
将陶瓷废料、钒矿尾渣、萤石、硅灰石分别进行机械破碎,得到粒径小于10 mm颗粒;
将陶瓷废料、萤石、硅灰石颗粒分别进行球磨,得到粒径小于0.5 mm粉末;
将陶瓷废料、萤石、硅灰石粉末和粉煤灰混合进行湿法球磨2 h,得到泥浆;其中,泥浆含水量为31%,比重为1.69,涂四杯粘度为76 s;
对泥浆进行喷雾造粒并压制成型,得到陶瓷坯料;其中,压制成型的压力约为10-12Mpa;
对钒矿尾渣颗粒、1份色料进行湿法球磨,球磨时间大于240 h,得到粒径小于300 nm的釉料;其中,釉料含水量为45%,比重为1.23,涂四杯粘度为42 s;优选的,釉料中可添加粘结剂,以便在烘干过程中进行粘结;
采用所述釉料对所述陶瓷坯料的上侧面进行施釉,然后依次进行烘干、烧制处理,得到环保陶瓷地砖;其中,施釉可采用常规的施釉设备,例如:甩釉机、喷釉机等,施釉量为301g/ m2;所述烘干温度为100-120℃,烘干时间为20-30 min,保证烘干至水分小于5%,所述烧制温度为1050-1120℃,烧制时间为50 min。
实施例2
本实施例和实施例1的区别在于:一种环保陶瓷地砖其包括以下质量份的原料:陶瓷废料60份、钒矿尾渣30份、萤石3份、硅灰石10份和粉煤灰5份。
其中,所述钒矿尾渣包括:TFe 37.2%、SiO2 21.2%、TiO2 13.5%、Cr2O3 4.3%、MnO 6.3%、V2O5 1.2%。
一种环保陶瓷地砖的制备方法,其包括以下步骤:
将陶瓷废料、钒矿尾渣、萤石、硅灰石分别进行机械破碎,得到粒径小于10 mm颗粒;
将陶瓷废料、萤石、硅灰石颗粒分别进行球磨,得到粒径小于0.5 mm粉末;
将陶瓷废料、萤石、硅灰石粉末和粉煤灰混合进行湿法球磨,得到泥浆;其中,泥浆含水量为29%,比重为1.71,涂四杯粘度为80 s;
对泥浆进行喷雾造粒并压制成型,得到陶瓷坯料;
对钒矿尾渣颗粒、色料进行湿法球磨,得到粒径小于300 nm的釉料;其中,釉料含水量为47%,比重为1.20,涂四杯粘度为40 s;
采用所述釉料对所述陶瓷坯料的上侧面进行施釉,然后依次进行烘干、烧制处理,得到环保陶瓷地砖,其中,施釉量为310 g/ m2,所述烧制温度为1050-1120℃,烧制时间为60min。
实施例3
本实施例和实施例1的区别在于:一种环保陶瓷地砖其包括以下质量份的原料:陶瓷废料52份、钒矿尾渣35份、萤石5份、硅灰石11份和粉煤灰3份。
一种环保陶瓷地砖的制备方法,其包括以下步骤:
将陶瓷废料、钒矿尾渣、萤石、硅灰石分别进行机械破碎,得到粒径小于10 mm颗粒;
将陶瓷废料、萤石、硅灰石颗粒分别进行球磨,得到粒径小于0.5 mm粉末;
将陶瓷废料、萤石、硅灰石粉末和粉煤灰混合进行湿法球磨,得到泥浆;其中,泥浆含水量为30%,比重为1.71,涂四杯粘度为81 s;
对泥浆进行喷雾造粒并压制成型,得到陶瓷坯料;
对钒矿尾渣颗粒、色料进行湿法球磨,得到粒径小于300 nm的釉料;其中,釉料含水量为45%,比重为1.23,涂四杯粘度为42 s;
采用所述釉料对所述陶瓷坯料的上侧面进行施釉,然后依次进行烘干、烧制处理,得到环保陶瓷地砖,其中,施釉量为300 g/ m2,所述烧制温度为1050-1120℃,烧制时间为50min。
性能检测
按照GB/T4100-2006分别对实施例1-3制得陶瓷地砖的基本性能进行检测,按照JC/T897-2014分别对实施例1-3制得陶瓷地砖的抗菌性能进行检测,测试结果参见表1.
表1 陶瓷地砖的基本性能
最后应当说明的是:以上实施例仅用以说明本发明的技术方案而非对其限制;尽管参照较佳实施例对本发明进行了详细的说明,所属领域的普通技术人员应当理解:依然可以对本发明的具体实施方式进行修改或者对部分技术特征进行等同替换;而不脱离本发明技术方案的精神,其均应涵盖在本发明请求保护的技术方案范围当中。

Claims (9)

1.一种环保陶瓷地砖,其包括以下质量份的原料:陶瓷废料50-70份、钒矿尾渣20-40份、萤石3-15份、硅灰石10-20份和粉煤灰1-10份。
2.根据权利要求1所述的环保陶瓷地砖,其特征在于,所述陶瓷废料包括: SiO2 70%-80%、Al2O3 13%-16%、Fe2O3 0.5%-1.0%、CaO 1.0%-1.5%、MgO 1.0%-1.5%。
3.根据权利要求1或2所述的环保陶瓷地砖,其特征在于,所述钒矿尾渣包括:TFe 35%-40%、SiO2 20%-25%、TiO2 10%-15%、Cr2O3 3%-6%、MnO4%-7%、V2O5 1.0%-1.5%。
4.根据权利要求3所述的环保陶瓷地砖,其特征在于,所述硅灰石包括:SiO2 51%-52%、Al2O3 0.5%-0.8%、Fe2O3 0.03%-0.07%、CaO40%-42%、MgO2.0%-2.2%、K2O0.1%-0.3%、Na2O0.01%-0.03%、TiO2 0.01%-0.03%。
5.根据权利要求4所述的环保陶瓷地砖,其特征在于,所述粉煤灰包括:SiO2 1.30%-65.76%、Al2O3 1.59%-40.12%、Fe2O3 1.50%-6.22%、CaO1.44%-16.8%、MgO1.20%-3.72%、K2O1.02%-2.14%、Na2O1.10%-2.14%。
6.根据权利要求1所述的环保陶瓷地砖,其特征在于:包括地砖基层和设置于所述地砖基层上侧面的釉层。
7.一种权利要求1-6任一项所述环保陶瓷地砖的制备方法,其包括以下步骤:
将陶瓷废料、钒矿尾渣、萤石、硅灰石分别进行机械破碎,得到粒径小于10 mm颗粒;
将陶瓷废料、萤石、硅灰石颗粒分别进行球磨,得到粒径小于0.5 mm粉末;
将陶瓷废料、萤石、硅灰石粉末和粉煤灰混合进行湿法球磨,得到泥浆;
对泥浆进行喷雾造粒并压制成型,得到陶瓷坯料;
对钒矿尾渣颗粒、色料进行湿法球磨,得到粒径小于300 nm的釉料;
采用所述釉料对所述陶瓷坯料的上侧面进行施釉,然后依次进行烘干、烧制处理,得到环保陶瓷地砖。
8.根据权利要求7所述的制备方法,其特征在于:所述釉料中包括色料为0.3-1.0份。
9.根据权利要求7所述的砖制备方法,其特征在于:所述烘干温度为100-120℃,烘干时间为20-30 min,所述烧制温度为1050-1120℃,烧制时间为40-60 min。
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