CN108083800A - 一种铽掺杂Y4MoO9的黄色陶瓷色料及其制备方法 - Google Patents
一种铽掺杂Y4MoO9的黄色陶瓷色料及其制备方法 Download PDFInfo
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Abstract
本发明公开了一种铽掺杂Y4MoO9的黄色陶瓷色料及其制备方法,本发明由如下步骤制成:(1)按照组成配比,称取一定质量的氧化钇、三氧化钼、氧化铽粉体,然后加入水或有机溶剂,在球磨机中研磨混合均匀后,将其置于烘箱中干燥,得到混合粉末;(2)将上述混合粉末置于电阻炉中进行烧结,在1400~1600℃时保温1~6h,然后自然冷却;(3)将上述烧结后的产物粉碎过筛,即得到铽掺杂Y4MoO9的黄色陶瓷色料;所述氧化钇445~452份,三氧化钼144份,氧化铽1~10份,均以质量份数计。本发明所公开的黄色陶瓷色料呈色鲜艳,略带红相,具有较好的高温稳定性,是一种理想的耐高温带红相的黄色陶瓷色料。
Description
技术领域
本发明涉及一种陶瓷色料,具体涉及一种铽掺杂Y4MoO9的黄色陶瓷色料及其制备方法,属于无机化学材料制备技术领域。
背景技术
陶瓷色料是指用于陶瓷制品着色装饰的材料,它能加强制品的艺术效果、提高制品的性能和档次,增加制品的销售价格。
黄色陶瓷色料一般分为铬黄、镉黄、镨黄、钒锆黄、钛黄等,大部分黄色陶瓷色料中都含有铅、镉、铬、锑等有毒有害的重金属离子,在生产过程中容易造成环境污染,且在高温环境中颜色会发生变化。目前,镨黄系列黄色陶瓷色料因色泽鲜艳、环境友好受到了极大的关注,但由于镨黄陶瓷色料的最高使用温度一般不超过1300℃,因而在高温应用上受到了限制。Y4MoO9呈色鲜艳,具有较好的热稳定性,是一种较好的黄色耐高温陶瓷色料。Y4MoO9虽然色饱和度L值较高,但略带蓝相(a为负值),表观显示为嫩黄色,在陶瓷色料的应用领域有其局限性。
发明内容
本发明的目的是提供一种铽掺杂Y4MoO9的黄色陶瓷色料及其制备方法,用以增加Y4MoO9黄色陶瓷色料的红相。本陶瓷色料呈色鲜艳稳定,色差变化小,耐高温,不含铅、镉、铬、汞等重金属元素,是一种环境友好的黄色高温陶瓷色料。同时本陶瓷色料生产工艺过程简单,设备要求低,无需水洗,对环境无污染,容易实现工业化生产。
本发明所采用的技术方案是:
一种铽掺杂Y4MoO9的黄色陶瓷色料,由下列质量份数的组份制成:氧化钇445~452份,三氧化钼144份,氧化铽1~10份,并具有以下颜色特征值:L=71.4~84.1,a=1.9~11.5,b=40.8~52.2。
一种铽掺杂Y4MoO9的黄色陶瓷色料的其制备方法,包括如下步骤:
(1)按照组成配比,称取一定质量的氧化钇、三氧化钼、氧化铽粉体,然后加入水或有机溶剂,在球磨机中研磨混合均匀后,将其置于烘箱中干燥,研磨后得到混合粉末;
(2)将上述混合粉末置于电阻炉中进行烧结,从室温到600℃时的升温速度为10℃/min,在600℃时保温30~60min;然后以5℃/min的速率升至1400~1600℃,保温1~6h,然后自然冷却;
(3)将上述烧结后的产物粉碎过400目筛,即得到铽掺杂Y4MoO9的黄色陶瓷色料。
上述有机溶剂为乙醇、丙酮中的一种或其混合物。
本发明相对于现有技术的有益效果是:
本发明公开的一种铽掺杂Y4MoO9的黄色陶瓷色料,呈色鲜艳稳定,色差变化小,在高温条件下稳定性好,且不含铅、镉、铬、汞等重金属有毒有害的元素,是一种环境友好的黄色高温陶瓷色料。同时本黄色陶瓷色料生产工艺过程简单,设备要求低,无需水洗,对环境无污染,容易实现工业化生产。
附图说明
图1为实施例2的XRD图谱;
图2为实施例3的XRD图谱;
图3为实施例4的XRD图谱;
图4为对比实施例的XRD图谱。
具体实施方式
下面通过实施例对本发明做进一步详细说明。
实施例1
一种铽掺杂Y4MoO9的黄色陶瓷色料,由下列质量份数的组份制成:氧化钇452份,三氧化钼144份,氧化铽1份;
(1)按照配比组成将氧化钇、三氧化钼、氧化铽粉体与水经球磨机研磨混合均匀后,将其置于烘箱中干燥,研磨后得到混合粉末;
(2)将上述混合粉末置于电阻炉中进行烧结,从室温到600℃时的升温速度为10℃/min,在600℃时保温30min;然后以5℃/min的速率升至1400℃,保温6h,然后自然冷却;
(3)将上述烧结后的产物粉碎过400目筛,即得到铽掺杂Y4MoO9的黄色陶瓷色料。
采用美国HunterLab公司的ColorFlex色度分析仪对所得陶瓷色料进行测试,结果如下:L=81.5,a=3.0,b=50.2。
实施例2
一种铽掺杂Y4MoO9的黄色陶瓷色料,由下列质量份数的组份制成:氧化钇450份,三氧化钼144份,氧化铽2份;
(1)按照配比组成将氧化钇、三氧化钼、氧化铽粉体与乙醇经球磨机研磨混合均匀后,将其置于烘箱中干燥,研磨后得到混合粉末;
(2)将上述混合粉末置于电阻炉中进行烧结,从室温到600℃时的升温速度为10℃/min,在600℃时保温60min;然后以5℃/min的速率升至1600℃,保温4h,然后自然冷却;
(3)将上述烧结后的产物粉碎过400目筛,即得到铽掺杂Y4MoO9的黄色陶瓷色料。
采用美国HunterLab公司的ColorFlex色度分析仪对所得陶瓷色料进行测试,结果如下:L=84.1,a=1.9,b=52.2。
实施例3
一种铽掺杂Y4MoO9的黄色陶瓷色料,由下列质量份数的组份制成:氧化钇448份,三氧化钼144份,氧化铽6份;
(1)按照配比组成将氧化钇、三氧化钼、氧化铽粉体与丙酮经球磨机研磨混合均匀后,将其置于烘箱中干燥,研磨后得到混合粉末;
(2)将上述混合粉末置于电阻炉中进行烧结,从室温到600℃时的升温速度为10℃/min,在600℃时保温40min;然后以5℃/min的速率升至1500℃,保温3h,然后自然冷却;
(3)将上述烧结后的产物粉碎过400目筛,即得到铽掺杂Y4MoO9的黄色陶瓷色料。
采用美国HunterLab公司的ColorFlex色度分析仪对所得陶瓷色料进行测试,结果如下:L=78.8,a=6.1,b=48.4。
实施例4
一种铽掺杂Y4MoO9的黄色陶瓷色料,由下列质量份数的组份制成:氧化钇445份,三氧化钼144份,氧化铽10份;
(1)按照配比组成将氧化钇、三氧化钼、氧化铽粉体与水经球磨机研磨混合均匀后,将其置于烘箱中干燥,研磨后得到混合粉末;
(2)将上述混合粉末置于电阻炉中进行烧结,从室温到600℃时的升温速度为10℃/min,在600℃时保温50min;然后以5℃/min的速率升至1450℃,保温5h,然后自然冷却;
(3)将上述烧结后的产物粉碎过400目筛,即得到铽掺杂Y4MoO9的黄色陶瓷色料。
采用美国HunterLab公司的ColorFlex色度分析仪对所得陶瓷色料进行测试,结果如下:L=71.4,a=11.5,b=40.8。
对比实施例
一种Y4MoO9黄色陶瓷色料,由下列质量份数的组份制成:氧化钇452份,三氧化钼144份;
(1)按照配比组成将氧化钇、三氧化钼粉体与乙醇经球磨机研磨混合均匀后,将其置于烘箱中干燥,研磨后得到混合粉末;
(2)将上述混合粉末置于电阻炉中进行烧结,从室温到600℃时的升温速度为10℃/min,在600℃时保温60min;然后以5℃/min的速率升至1400℃,保温6h,然后自然冷却;
(3)将上述烧结后的产物粉碎过400目筛,得到Y4MoO9黄色陶瓷色料。
采用美国HunterLab公司的ColorFlex色度分析仪对所得陶瓷色料进行测试,结果如下:L=95.1,a=-8.3,b=48.4。
Claims (3)
1.一种铽掺杂Y4MoO9的黄色陶瓷色料,其特征在于所述黄色陶瓷色料由以下质量份数的组份制成:氧化钇445~452份,三氧化钼144份,氧化铽1~10份,并具有以下颜色特征值:L=71.4~84.1,a=1.9~11.5,b=40.8~52.2。
2.如权利要求1所述的一种铽掺杂Y4MoO9的黄色陶瓷色料的制备方法,包括如下步骤:
(1)按照组成配比,称取一定质量的氧化钇、三氧化钼、氧化铽粉体,然后加入水或有机溶剂,在球磨机中研磨混合均匀后,将其置于烘箱中干燥,研磨后得到混合粉末;
(2)将上述混合粉末置于电阻炉中进行烧结,从室温到600℃时的升温速度为10℃/min,在600℃时保温30~60min;然后以5℃/min的速率升至1400~1600℃,保温1~6h,然后自然冷却;
(3)将上述烧结后的产物粉碎过400目筛,即得到铽掺杂Y4MoO9的黄色陶瓷色料;
所述氧化钇445~452份,三氧化钼144份,氧化铽1~10份,均以质量份数计。
3.如权利要求2所述的一种铽掺杂Y4MoO9的黄色陶瓷色料的制备方法,其特征在于:所述有机溶剂为乙醇、丙酮中的一种或其混合物。
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