CN116143507A - 一种无锆超白透光坯体材料及其应用 - Google Patents
一种无锆超白透光坯体材料及其应用 Download PDFInfo
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- CN116143507A CN116143507A CN202310144516.2A CN202310144516A CN116143507A CN 116143507 A CN116143507 A CN 116143507A CN 202310144516 A CN202310144516 A CN 202310144516A CN 116143507 A CN116143507 A CN 116143507A
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- zirconium
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- 239000000463 material Substances 0.000 title claims abstract description 69
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 19
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 19
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052656 albite Inorganic materials 0.000 claims abstract description 16
- 239000001506 calcium phosphate Substances 0.000 claims abstract description 13
- 229910000389 calcium phosphate Inorganic materials 0.000 claims abstract description 13
- 235000011010 calcium phosphates Nutrition 0.000 claims abstract description 13
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims abstract description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 12
- DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 12
- 239000010456 wollastonite Substances 0.000 claims abstract description 10
- 229910052882 wollastonite Inorganic materials 0.000 claims abstract description 10
- 239000010433 feldspar Substances 0.000 claims abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 48
- 238000004519 manufacturing process Methods 0.000 claims description 25
- 229910052742 iron Inorganic materials 0.000 claims description 24
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 11
- 238000010304 firing Methods 0.000 claims description 11
- 239000011591 potassium Substances 0.000 claims description 11
- 229910052700 potassium Inorganic materials 0.000 claims description 11
- 239000004575 stone Substances 0.000 claims description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 abstract description 31
- 239000002994 raw material Substances 0.000 abstract description 29
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 abstract description 18
- 238000002834 transmittance Methods 0.000 abstract description 17
- 239000011787 zinc oxide Substances 0.000 abstract description 9
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 abstract description 6
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 abstract description 4
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052726 zirconium Inorganic materials 0.000 abstract description 4
- 229910001928 zirconium oxide Inorganic materials 0.000 abstract description 4
- 239000007844 bleaching agent Substances 0.000 abstract description 2
- 239000011449 brick Substances 0.000 description 25
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- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
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- 239000003086 colorant Substances 0.000 description 4
- 239000010977 jade Substances 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000000498 ball milling Methods 0.000 description 3
- 239000004927 clay Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000005083 Zinc sulfide Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000003749 cleanliness Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
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- 230000007613 environmental effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052863 mullite Inorganic materials 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000001694 spray drying Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 229910052984 zinc sulfide Inorganic materials 0.000 description 2
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 241000124033 Salix Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000010427 ball clay Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- IDONSVYZWGSKOA-UHFFFAOYSA-L calcium zinc hydrogen phosphate oxygen(2-) Chemical compound P(=O)(O)([O-])[O-].[Ca+2].[O-2].[Zn+2] IDONSVYZWGSKOA-UHFFFAOYSA-L 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229940024464 emollients and protectives zinc product Drugs 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 235000012041 food component Nutrition 0.000 description 1
- 239000005417 food ingredient Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000005392 opalescent glass Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000009700 powder processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 229910052604 silicate mineral Inorganic materials 0.000 description 1
- 238000009718 spray deposition Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 150000003755 zirconium compounds Chemical class 0.000 description 1
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Abstract
本发明公开了一种无锆超白透光坯体材料,其以高岭土、钾长石、钠长石、锂长石、硅灰石、磷酸钙、氧化锌为原料,所述无锆超白透光坯体材料制成的无锆超白透光瓷砖的白度可以达到73‑81度,且厚度为65mm的情况下透光率6.5%左右,厚度为8mm的情况下透光率1.5%以上,开创了不加硅酸锆、氧化锆等含锆增白剂即可获得超白砖的先例。
Description
技术领域
本发明属于陶瓷生产技术领域,具体涉及一种无锆超白透光坯体材料,且还涉及所述无锆超白透光坯体材料的应用,其可以用于制造瓷砖、岩板,也可以应用于生产再生石材。
背景技术
陶瓷砖是由粘土和其他无机非金属原料经过成型、烧结等工艺生产的板状或块状陶瓷制品,其由于具有耐磨防水、表面图案美观多样等特性,而广泛应用于家庭、办公场所合商业场所的装饰。在陶瓷行业不断发展壮大的今天,随着社会经济的发展和人民生活水平的提高,人们对陶瓷砖的材质、图案的层次或者花色都提出了更高的要求,其中,具有一定透光性的新型坯体材料(即俗称“透光砖”)可以在灯光的作用下产生通体和变幻的效果成了市场的新宠。
CN208122161U公开了一种透光大理石瓷砖,其包括坯体层及覆于所述坯体层表面的釉面层,所述坯体层由透光区、半透光区及不透光区组成,该专利的透光大理石瓷砖具有透光、半透光和不透光的自然之美,但是该透光大理石瓷砖坯釉两层,分成透光区、半透光区及不透光区的坯体层无法实现通体透光。
CN109369165A公开了一种透光玉石砖,其包括底料层、复合在底层上的面料层、复合在面料层上的保护层;所述底料层是由颜色及透光度不同的透光底料制成,所述面料层为透光花纹层,透光花纹层由颜色及透光度不同的透光底料和乳烛料制成;所述保护层由透光保护熔块制成。本发明通过改进底料层配方、改进面料层配方、改进保护层配方,使透光玉石砖三层结构均产生通透质感,具有透光功能;在面料层中采用具有透光性能的透光底料作为基体,再加上如硅酸锆和氧化铝以增加花纹的纹理对比度,从而提高砖体的纹理质感;最后由保护层起保护和装饰作用。然而,该透光玉石砖的透光底料由80-90%的透光熔块、8-20%的黏土、0.1-3%的粘结剂、0-4%的着色剂制成,其透光底料含有大量的透光熔块,进而导致成本偏高,并且添加了硅酸锆,有辐射超标的危险,进而可能对人体有害,且随着环保政策的缩紧,熔块窑能耗大及产生的烟气、废水治理要求高,很多地区可能不让生产透光熔块,因此该技术广泛可能无法大范围推广。
综述所述,如何能够在满足环保的基础上兼具成本低廉和简单易行的获得一种通体透光新型坯体材料成为陶瓷行业研究人员的研发热点。
发明内容
本发明目的是针对现有技术的不足,对目前透光陶瓷砖做了大量研究,提供了一种无锆超白透光坯体材料,其以高岭土、钾长石、钠长石、锂长石、硅灰石、磷酸钙、氧化锌为原料,经过球磨、喷雾干燥、成形、烧成即可,所获得的超白透光坯体的白度可以达到73-81度,且厚度为6mm的情况下透光率6.5%,厚度为8mm的情况下透光率1.5%,开创了不加硅酸锆、氧化锆等含锆增白剂即可获得超白陶瓷砖的先例。
根据本发明的第一方面,本发明提供一种无锆超白透光坯体材料,其由包括以下重量百分比的组分的原料制成:
其中,所述组分的重量百分比均基于所述原料的总重量计。
目前陶瓷行业中的瓷砖的白度普遍控制在45-50度之间,能达到65度是极个别陶瓷生产者推出的“鱼肚白”、“雪花白”,而白度为70度以上的陶瓷砖则基本上采用硅酸锆、氧化锆等含锆化合物作为增白剂并同时添加熔块熟料以达到透光性能,但这些锆化合物有辐射超标的危险。然而,本发明通过对现有透光砖进行了大量研究,并结合自身工艺经验,通过创造性劳动选择上述组分并将其控制在合理范围内获得一种无锆超白透光坯体材料。
优选地,在上述无锆超白透光坯体材料中,所述高岭土的重量百分比为12-15%,其粒径为100目以下。所述高岭土在烧成过程中会形成大量的莫来石晶相,从而增加陶瓷砖的抗弯曲强度和韧性,当高岭土含量过高时成熟温度过高,且膨胀系数会偏小。所述高岭土中含有一定量的游离态石英,所以需控制其细度在100目以下,高岭土过100目筛网可把有害的颗粒状态的游离态石英除去,有利于陶瓷砖的韧性和强度。
优选地,在上述无锆超白透光坯体材料中,所述高岭土的烧成白度需要≥70度,铁的重量百分比即含铁量需要<0.5重量%,含铁量至关重要,当含铁量过高时,如含铁量>0.5%,则所获得的坯体绝对不可能超白,甚至普通白度60度无法实现。
优选地,在上述无锆超白透光坯体材料中,所述高岭土中铝的重量百分比即含铝量需要≥38%。所述高岭土中的含铝量是整个透光砖中的三氧化二铝的主要来源,如果含铝量不足,则对形成莫来石晶相不利。
需要注意的是,关于所述高岭土,既可以是原生态高岭土,又可以是煅烧高岭土,只要满足上述要求即可。
优选地,在上述无锆超白透光坯体材料中,所述钾长石或所述钠长石都是本领域常规用量,但是需要所述钾长石或所述钠长石中钾的重量百分比即含钾量≥3.0%,钠的重量百分比即含钠量≥3.0%,铁的重量百分比即含铁量≤0.2%。因为对白度的要求,含铁量需要严格控制其≤0.2%,否则会直接影响白度,而含钾量和含钠量能够降低烧成温度,且含钾量还可拓宽烧成范围,故而需要控制其含量。
特别优选地,在上述无锆超白透光坯体材料中,所述钾长石为水洗钾长石和/或钾钠长石,所述钠长石为水洗钠长石和/或钾钠长石。
优选地,在上述无锆超白透光坯体材料中,所述锂长石中锂的重量百分比即含锂量≥1.0%,铁的重量百分比即含铁量≤0.5%。所述锂长石为助熔性原料,其低温助熔且烧成范围宽,有助于陶瓷砖低温快烧状态下砖型稳定。
优选地,在上述无锆超白透光坯体材料中,所述硅灰石为针状结构的硅灰石。所述硅灰石属于单链硅酸盐矿物三斜晶系,通常呈片状、放射状、或纤维状集合体,白色微带灰色,本发明采用适量的硅灰石,可以大幅度降低烧成温度,缩短烧成时间,有利于低温快烧。
优选地,在上述无锆超白透光坯体材料中,所述磷酸钙为1160℃烧成白度≥85度的磷酸钙,所述磷酸钙是一种白色晶体或无定型粉末,常用作制造乳色玻璃,一般常规陶瓷制品不用磷酸钙,本发明利用其媒染性能来起到增白效果,烧后白度≥85度的磷酸钙的增白效果最好。
优选地,在上述无锆超白透光坯体材料中,所述磷酸钙基于所述原料总重量计的重量百分比为10-15%。若磷酸钙的重量百分比低于10%,则增白效果差,若其大于15%,则所获得的坯体会出现针孔。
优选地,在上述无锆超白透光坯体中,所述氧化锌基于所述原料总重量计的重量百分比为0.3-1.2%。所述氧化锌具有能带隙和激子束缚能高、透明度大、优异的常温发光性能的特点,使陶瓷砖容易透光。另外,由于本发明其余原料中难免混有微量的硫酸盐,易产生二氧化硫,其与氧化锌反应将生成硫化锌,所述硫化锌也是白色的,进一步提高所获得的产物的白度,故而,若所述氧化锌的重量百分比的低于0.3%,则透光性差,若高于1.2%,则成本增加明显。
优选地,在上述无锆超白透光坯体材料中,所述原料中铁的重量百分比即含铁量<0.5%,原料中含铁量至关重要,假如含铁量超标,特别是>1.0%,则所获得产品绝对不可能超白,甚至连白度60度都很难实现。又例如如果含铁量>3.0%,所获得产物的颜色偏黑色。
另外,本发明还提供了上述无锆超白透光坯体材料的应用,所述应用为所述无锆超白透光坯体材料作为坯体材料用于制造瓷砖和岩板,或者所述无锆超白透光坯体材料应用于生产再生石材。
需要特别注意的是,本发明的无锆超白透光坯体材料的应用过程中所涉及的瓷砖、岩板,再生石材的制备过程与现有的制备过程并无任何区别。然而,由于本发明所获得的透光坯体材料有超白要求,需要对现场管理要求严格,清洁卫生也要保证,以避免大量的杂质引入。
与现有技术相比,本发明具有以下优点。
(1)本发明的无锆超白透光坯体材料可以复合物的形式存在,也可以各组分单独包装储存的形式存在,且制备时不需要对现有生产设备进行大规模改造,仅仅需要生产线的清洁程度达到行业“清洁生产”评价指标,尽量减少外部环境带来的污染。
(2)本发明的无锆超白透光坯体材料的原料来源丰富,成本低廉,为其大规模应用提供经济基础,且所获得的无锆超白透光坯体白度可以达到73-81度之间,且厚度为5mm的情况下透光率6.5%,厚度为8mm的情况下透光率1.5%,开创了不加硅酸锆、氧化锆等含锆增白剂的先河,且充分满足了陶瓷砖的多样化需求。
(3)本发明的无锆超白透光坯体材料的原料缺一不可,或者进行更换,这些原料共同作用在不改变现有生产产线的情况下获得了本发明的无锆超白透光砖,本发明无锆超白透光坯体材料还可用于制造瓷砖和岩板,或者生产再生石材。
具体实施方式
下面对本发明的具体实施方式作进一步说明。
本发明以生产无锆超白透光砖为例解释本发明无锆超白透光坯体材料的应用,所述无锆超白透光砖的制备工艺流程跟其他陶瓷生产是一样的,工艺没有任何区别,只是采用本发明的无锆超白透光坯体材料,即原料配方不一样。然而,因为本发明无锆超白透光砖有超白要求,故而对现场管理的要求相对严格,具体如下。
(1)要求产线的清洁程度达到行业“清洁生产”评价指标,尽量减少外部环境带来的污染。
(2)每次开始生产前需要对浆料管道要做一次清理冲洗,尽量减少设备本身锈质带来的污染。
(3)生产制造过程中所涉及的设备尽量选择不生锈或难生锈的材料。例如浆料输送管道采用不锈钢管道,球磨机内衬采用高铝内衬,球石采用高铝球石,地下浆池内衬用玻化瓷砖,地上浆池采用不锈钢或者玻璃钢内衬,喷雾干燥塔采用不锈钢内衬、粉料仓采用不锈钢材质等等。
(4)生产过程中在保证浆料、粉料正常的情况下,粉料输送***和成型***的清洁卫生也要保证,输送带要清理干净,皮带的刮底料已被污染不能回收;布料***要全面清理,每换一批次原料都要清理干净,特别是当有增加通体色料对位布料时,要全面清理布料***和模具,以免颜色混乱,且掉落地面的粉料被污染也不能直接回收利用。
很显然,所述无锆超白透光砖仅仅是由于“超白”要求而严格限定生产线的卫生情况和废料回收情况,并不涉及对整个生产线的改进,也不涉及对现有陶瓷砖生产方法的改进,因此,所述无锆超白透光砖的制造方法与现有陶瓷砖的制造方法并无区别。
在以下实施例中,所采用的原料均为市售产品,其中,具体如下。
所述高岭土购自河北石家庄正宇新材料有限公司,粒径为100目,烧成白度为71.5°,含铁量为0.46%,含铝量为42.33%。
所述钾长石购自灵寿县丰信矿物粉体加工厂的水洗钾长石,含钾量为10.64%,含钠量为2.87%,含铁量为0.16%。
所述钠长石购自灵寿县土运矿产品加工厂的水洗钠长石,含钾量为0.98%,含钠量为4.69%,含铁量为0.11%。
所述锂长石购自宜春市荣恒矿业有限公司,含锂量为1.5%,含铁量为0.09%。
所述硅灰石购自江西广源化工有限责任公司,为针状结构的硅灰石。
所述磷酸钙购自连云港科德食品配料有限公司,其1160℃烧成白度为85.3°。
所述氧化锌购自柳州锌品有限责任公司。
制备实施例
制备实施例1-9
所述制备实施例1-9中的无锆超白透光砖的制造方法相同,区别点仅在于原料中各组分量不同,具体如下表所示,所制备的无锆超白透光砖分别记作P1、P2、P3、P4、P5、P6、P7、P8、P9。具体制备过程如下。
(1)坯体配料:按下表1所示称取本发明无锆超白透光砖的各原料;
(2)坯料加工:将步骤(1)称取好的各原料进行混料使其混合均匀,然后置于球磨机中进行球磨,直到料浆的加工细度为250目筛余0.8%,比重为1.670g/ml,其中球磨机内衬采用高铝内衬,球石采用高铝球石;
(3)喷雾制粉:将步骤(2)获得的物料通过高压柱塞泵进行雾化,然后在温度为120℃的喷雾塔中进行脱水干燥,得到含水率7%的粉料;
(4)压制成型:将步骤(3获得的粉料输送至33000吨滚压成型压机中压制成型,压制压力为370bar,即得生坯,生坯厚度为8mm;
(5)烧成:在步骤(4)所获得的生坯置入烧成窑中,在烧成温度为1200℃的条件下烧制70min,即得本发明无锆超白透光砖。
表1制备实施例1-9中各原料的量(单位为kg)
对比实施例
对比实施例1-9
所述对比实施例1-9中的陶瓷砖的制造方法与制备实施例相同,区别点仅在于原料中各组分量不同,具体如下表所示,所制备的陶瓷砖分别记作C1、C2、C3、C4、C5、C6、C7、C8、C9。具体制备过程如下。
(1)坯体配料:按下表1所示称取各原料;
(2)坯料加工:将步骤(1)称取好的各原料进行混料使其混合均匀,然后置于球磨机中进行球磨,直到料浆的加工细度为250目筛余0.8%,比重为1.667g/ml,其中球磨机内衬采用高铝内衬,球石采用高铝球石;
(3)喷雾制粉:将步骤(2)获得的物料通过高压柱塞泵进行雾化,然后在温度为120℃的喷雾塔中进行脱水干燥,得到含水率7%的粉料;
(4)压制成型:将步骤(3)获得的粉料输送至33000吨滚压成型压机中压制成型,压制压力为370bar,即得生坯,生坯厚度为8mm;
(5)烧成:在步骤(4)所获得的生坯置入烧成窑中,在烧成温度为1200℃的条件下烧制70min,即得陶瓷砖。
表2对比实施例1-9中各原料的量(单位为kg)
高岭土 | 钾长石 | 钠长石 | 锂长石 | 球土 | 硅灰石 | 磷酸钙 | 氧化锌 | |
C1 | 10 | 30 | 10 | 30 | 15 | 3 | 0 | 2 |
C2 | 10 | 20 | 33 | 10 | 25 | 0 | 1 | 1 |
C3 | 5 | 25 | 15 | 30 | 20 | 2 | 1 | 2 |
C4 | 20 | 10 | 20 | 20 | 27 | 1 | 1 | 1 |
C5 | 20 | 25 | 32 | 10 | 10 | 0 | 0 | 3 |
C6 | 20 | 15 | 10 | 32 | 20 | 0 | 0 | 3 |
C7 | 25 | 15 | 25 | 20 | 10 | 0 | 0 | 5 |
C8 | 10 | 30 | 15 | 10 | 20 | 10 | 5 | 0 |
C9 | 25 | 10 | 25 | 30 | 5 | 1 | 4 | 0 |
测试实施例
将制备实施例1-9制备的无锆超白透光砖和对比实施例1-9制备的陶瓷砖进行白度检测和透光率检测,结果示于下表3中,其中,所述白度检测采用的是上海悦丰仪器仪表有限公司的SBDY-1白度计进行测定。所述透光率检测采用的是深圳联辉诚科技有限公司的LH-230光密度计透光测试仪进行测定。
表3性能测试结果(厚度均为8mm)
项目 | 白度 | 透光率 | 项目 | 白度 | 透光率 |
P1 | 73.1 | 1.514% | C1 | 56.3 | 0.000% |
P2 | 77.5 | 1.541% | C2 | 51.8 | 0.000% |
P3 | 76.0 | 1.603% | C3 | 59.6 | 0.000% |
P4 | 75.3 | 1.527% | C4 | 54.2 | 0.000% |
P5 | 80.1 | 1.623% | C5 | 51.4 | 0.000% |
P6 | 73.2 | 1.516% | C6 | 52.5 | 0.000% |
P7 | 76.5 | 1.635% | C7 | 51.9 | 0.000% |
P8 | 72.9 | 1.439% | C8 | 50.3 | 0.000% |
P9 | 77.2 | 1.539% | C9 | 52.5 | 0.000% |
由此可见,通过本发明的无锆超白透光材料制成的无锆超白透光砖的白度和透光度均符合当下审美要求和个性化要求,在砖体厚度达到8mm时,透光率为1.5%左右,在实际应用过程中,可根据使用者要求调节砖体厚度,进而获得相应的透光率。需要强调的是,本发明无锆超白透光坯体材料经过大量实验,对各个原料进行筛选和实验,最终获得了能够实现超白和透光的材料。另外,在普通陶瓷配方中很少使用硅灰石,或者不使用磷酸钙、或者不使用氧化锌,其白度无法达到70度,完全没有透光。
根据上述说明书的揭示和教导,本发明所属领域的技术人员还可以对上述实施方式进行变更和修改。因此,本发明并不局限于上面揭示和描述的具体实施方式,对发明的一些修改和变更也应当落入本发明的权利要求的保护范围内。此外,尽管本说明书中使用了一些特定的术语,但这些术语只是为了方便说明,并不对本发明构成任何限制。
Claims (10)
2.根据权利要求1所述的无锆超白透光坯体材料,其特征在于,所述高岭土的重量百分比为12-15%,其粒径为100目以下。
3.根据权利要求1所述的无锆超白透光坯体材料,其特征在于,所述高岭土的烧成白度需要≥70度,铁的重量百分比即含铁量需要<0.5重量%。
4.根据权利要求3所述的无锆超白透光坯体材料,其特征在于,所述高岭土中铝的重量百分比即含铝量需要≥38%。
5.根据权利要求4所述的无锆超白透光坯体材料,其特征在于,所述钾长石或所述钠长石中钾的重量百分比即含钾量≥3.0%,钠的重量百分比即含钠量≥3.0%,铁的重量百分比即含铁量≤0.2%。
6.根据权利要求4所述的无锆超白透光坯体材料,其特征在于,所述钾长石为水洗钾长石和/或钾钠长石,所述钠长石为水洗钠长石和/或钾钠长石。
7.根据权利要求2或4所述的无锆超白透光坯体材料,其特征在于,所述锂长石中锂的重量百分比即含锂量≥1.0%,铁的重量百分比即含铁量≤0.5%。
8.根据权利要求2或4所述的无锆超白透光坯体材料,其特征在于,所述硅灰石为针状结构的硅灰石。
9.根据权利要求2所述的无锆超白透光坯体材料,其特征在于,所述磷酸钙为1160℃烧成白度≥85度的磷酸钙。
10.权利要求1-9中任一项所述的无锆超白透光坯体材料的应用,其特征在于,所述应用为所述无锆超白透光坯体材料作为坯体材料用于制造瓷砖和岩板,或者所述无锆超白透光坯体材料应用于生产再生石材。
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