CN107082566B - 单相堇青石透明耐磨釉及其制备方法 - Google Patents

单相堇青石透明耐磨釉及其制备方法 Download PDF

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CN107082566B
CN107082566B CN201710209281.5A CN201710209281A CN107082566B CN 107082566 B CN107082566 B CN 107082566B CN 201710209281 A CN201710209281 A CN 201710209281A CN 107082566 B CN107082566 B CN 107082566B
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glaze
wear
resistant glaze
phase cordierite
transparent wear
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CN107082566A (zh
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吕明
陈鹏
彭诚
饶平根
吴建青
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South China University of Technology SCUT
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    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C8/00Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/14Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C8/00Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
    • C03C8/14Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions
    • C03C8/20Glass frit mixtures having non-frit additions, e.g. opacifiers, colorants, mill-additions containing titanium compounds; containing zirconium compounds
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/45Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
    • C04B41/50Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
    • C04B41/5022Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with vitreous materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
    • C04B41/81Coating or impregnation
    • C04B41/85Coating or impregnation with inorganic materials
    • C04B41/86Glazes; Cold glazes

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
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  • Organic Chemistry (AREA)
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Abstract

本发明公开了单相堇青石透明耐磨釉,其组分按以下重量百分比含有:Al2O3:17~33;MgO:11~28;碱金属氧化物:0.5~3;CaO:0~5;B2O3:1~3;TiO2:0~7;SiO2:余量。本发明还公开了上述单相堇青石透明耐磨釉的制备方法,包括:(1)称取原料,经球磨混合制浆,得到浆料;(2)将浆料施釉于素烧过的坯体上;(3)施釉后的坯体于1300~1400℃保温30~40min,获得单相堇青石透明耐磨釉。本发明提高了传统陶瓷釉面砖的耐磨性,同时提高了原料的利用率。

Description

单相堇青石透明耐磨釉及其制备方法
技术领域
本发明涉及釉料及其制备方法,特别涉及单相堇青石透明耐磨釉及其制备方法。
背景技术
堇青石分子式为2MgO·2Al2O3·5SiO2,它有三种晶型,低温以μ-堇青石形式存在,也被称作镁铝硅酸盐,属于菱形晶系;950℃结晶形成β-堇青石,属于斜方晶系,是自然界中存在的一种形式;高温下以α-堇青石形式存在,它属于六角片状。堇青石由于其具有热膨胀系数低、热导率小、抗热震性好、介电常数低、介电损耗小等等特点,被广泛的应用于汽车尾气排放、泡沫陶瓷、蜂窝陶瓷、涡轮发动机以及工业热转换器等等各个方面。由于低膨胀系数的堇青石晶粒均匀的分散在高膨胀系数釉面会产生预压应力,对釉面起到增强增韧提高硬度的作用,再因其与玻璃有相似的折射率,对制得透明结晶釉有显著的优势。传统釉面砖由于其釉面耐磨损性差,对釉面砖的利用率低,相对的对能源资源的消耗量大,限制了釉面砖的快速发展,近些年抛光砖有突破釉面砖发展的优势,但由于其难以清洁、颜色单一成为了难以逾越的鸿沟。因此,制备一种耐磨性高,光泽度好的结晶釉才是唯一的出路。
专利号104829267 A一种高耐磨釉中彩陶瓷釉面砖及其制备方法公开一种提高釉面耐磨性的方法,其原理是通过将透明基釉中加入高耐磨透明熔块粒子制得的。而且透明熔块粒子粒度要求严格,粒度太粗与基釉结合力差容易剥落;太细容易熔于基釉中,降低耐磨效果。但是此专利并没有从原理上解释透明釉中存在透明熔块粒子釉面就会透明,因为如果釉面存在粒子,粒子周围的粘度是非常大的,气泡是很难排除;其次是透明釉和透明熔块的结合性是很难控制的,而且并不能保证透明熔块粒子不会与透明釉发生反应析出其他相晶粒,因为透明釉与透明熔块粒子都是硅铝钙系统。
专利号103044080 A和103030435 A用于日用陶瓷的耐磨釉料及其制备方法公开了一种釉面耐磨性的方法,其耐磨原理是借助游离氧化铝提高耐磨性,但由于其高铝含量以及高钡含量会导致原料成本以及烧成能耗成本大大提高,而且釉面的透明性需通过控制玻璃基体的高折射率才能实现(基体折射率需与游离氧化铝折射率相接近)。
发明内容
为了克服现有技术的上述缺点与不足,本发明的目的在于提供一种单相堇青石透明耐磨釉,提高传统陶瓷釉面砖的耐磨性。
本发明的另一目的在于提供上述单相堇青石透明耐磨釉的制备方法,提高了原料的利用率。
本发明的目的通过以下技术方案实现:
单相堇青石透明耐磨釉,其组分按以下重量百分比含有:
Al2O3:17~33;
MgO:11~28;
碱金属氧化物:0.5~3;
CaO:0~5;
B2O3:1~3;
TiO2:0~7;
SiO2:余量。
所述碱金属氧化物为Na2O或K2O。
所述的单相堇青石透明耐磨釉的制备方法,包括以下步骤:
(1)按上述的组分称取原料,经球磨混合制浆,得到浆料;
(2)将步骤(1)得到的浆料施釉于素烧过的坯体上;
(3)步骤(2)施釉后的坯体于1300~1400℃保温30~40min,获得单相堇青石透明耐磨釉。
步骤(1)所述球磨制浆,具体为:球磨过程中料球比为1:2,固含量为50%~60%,加入1%~3%CMC作增塑剂,加入1%~3%多聚磷酸钠做解凝剂。
步骤(3)所述于1300~1400℃烧结,具体为:
于1300~1400℃烧结,以5~7℃/min降温至1150~1200℃保温30~40min。
步骤(2)所述施釉,具体为:浸釉、淋釉或刮釉。
步骤(1)所述原料,具体包括:纯化工原料SiO2、纯化工原料Al2O3、纯化工原料MgO、纯化工原料B2O3和纯化工原料TiO2.
步骤(1)所述原料,具体包括:高岭土、滑石、熔融石英和钠长石。
与现有技术相比,本发明具有以下优点和有益效果:
本发明通过一次烧成的方法在生料中引入成核剂使釉面大量析出单相堇青石,大大地提高了堇青石釉面砖釉面的耐磨性,增加了釉面砖的使用寿命,从而节省了大量的矿物资源以及能源的损耗,并且由于堇青石具有很强的红外吸收特性,使得堇青石釉面砖具有相当好的耐热性能。
附图说明
图1为本发明的实施例1的单相堇青石耐磨釉的XRD图。
图2为本发明的实施例2的单相堇青石耐磨釉的XRD图。
具体实施方式
下面结合实施例,对本发明作进一步地详细说明,但本发明的实施方式不限于此。
实施例1
(1)采用纯化工原料称取SiO2(wt%):46.11g;Al2O3(wt%):17.25g;MgO(wt%):26.64g;K2O(wt%):3g;B2O3:2g;TiO2(wt%):5g。
(2)将步骤1)称取的原料加入球磨罐内进行湿法球磨混合1h,按照球石:原料=2:1,加入3%CMC作增塑剂和3%多聚磷酸钠做解凝剂,保持固含量在60%。
(3)将步骤2)得到的浆料施釉于素烧过的坯体上,自然风干后,放进高温炉内在1350℃保温30min烧成均一的釉面,然后以5℃/min降温至1200℃保温30min或者以5℃/min降温至1150℃保温30min,最终随炉冷却,即可获得单相堇青石耐磨釉,其XRD图如图1。
实施例2
(1)采用纯化工原料称取SiO2(wt%):46.11g;Al2O3(wt%):27.51g;MgO(wt%):16.38g;K2O(wt%):3g;B2O3:2g;TiO2(wt%):5g。
(2)将步骤1)称取的原料加入球磨罐内进行湿法球磨混合1h,按照球石:原料=2:1,加入1%CMC作增塑剂和1%多聚磷酸钠做解凝剂,保持固含量在50%。
(3)将步骤2)得到的浆料施釉于素烧过的坯体上,自然风干后,放进高温炉内在1400℃烧成均一的釉面,然后以5℃/min降温至1200℃或1150℃保温30min,即可获得单相堇青石耐磨釉,其XRD图如图2。
上述实施例为本发明较佳的实施方式,但本发明的实施方式并不受所述实施例的限制,其他的任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化,均应为等效的置换方式,都包含在本发明的保护范围之内。

Claims (1)

1.单相堇青石透明耐磨釉,其特征在于,其组分按以下重量百分比含有:
Al2O3:27.51;
MgO:16.38;
K2O:3;
B2O3:2;
TiO2:5;
SiO2:46.11;
所述单相堇青石透明耐磨釉的制备方法包括以下步骤:
(1)按上述重量百分比称取原料,然后按照球石:原料=2:1,并加入1%CMC作增塑剂,加入1%多聚磷酸钠做解凝剂进行湿法球磨混合1h制浆,得到浆料;
(2)将步骤(1)得到的浆料施釉于素烧过的坯体上;
(3)步骤(2)施釉后的坯体于1400℃烧结,然后以5~7℃/min降温至1200℃或1150℃保温30min,获得单相堇青石透明耐磨釉。
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CN108409146B (zh) * 2018-05-31 2021-01-19 华南理工大学 一种无锆假蓝宝石微晶乳浊釉及其制造方法
CN109399930B (zh) * 2018-12-12 2023-05-16 湖南德兴瓷业有限公司 乐烧釉及其制备方法
CN114671610B (zh) * 2019-08-26 2023-05-23 福建省德化县天俊陶瓷有限公司 一种低温透明釉陶瓷制品及其制备方法
CN110683767B (zh) * 2019-11-20 2021-12-28 佛山市东鹏陶瓷有限公司 一种高性能耐磨釉料及其制备方法
CN116813384B (zh) * 2023-05-29 2024-06-11 蒙娜丽莎集团股份有限公司 一种低膨胀堇青石晶体耐磨全抛釉陶瓷砖及其制备方法

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