CN115368070A - 一种无尘瓷砖胶及其制备方法 - Google Patents
一种无尘瓷砖胶及其制备方法 Download PDFInfo
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Abstract
本发明公开了一种无尘瓷砖胶,其制备原料包括:水泥、石英砂、可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉、石蜡油,其制备方法为包括如下步骤:将可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉按一定顺序配置为母料包,通过机器上料到母料储存罐中,先与部分骨料储存罐中的部分主料水泥和石英砂混合、石蜡油以喷淋方式加入后继续加入剩余主料充分搅拌即得无尘瓷砖胶。所得瓷砖胶具有良好的流平性、粘弹性粘结性和稳定性,同时赋予瓷砖胶一定的抗裂性、保水性以及一定的成型性,进而提高瓷砖胶的拉伸粘结强度、防滑移性能,同时具有良好的粉尘抑制效果。
Description
技术领域
本发明涉及的是瓷砖胶的制备领域,C04B24/42,尤其涉及一种无尘瓷砖胶及其制备方法。
背景技术
瓷砖胶是用于粘贴瓷砖、面砖、地砖等装饰材料的现代装修新材料,合格的瓷砖胶应该具备高粘结力、保水性,良好的柔韧性、耐高温及冻融性、防水性、抗渗性、抗裂性、抗老化性,同时可以耐高温、耐冻融、无毒环保,施工简便且施工中不用浸砖湿墙。原瓷砖胶或苯板胶、干混砂浆等水泥基特种砂浆配方都存在往搅拌器皿中倾倒时扬尘大,搅拌时扬尘大,影响环境,损害施工工人健康的问题。
专利CN201380047229.4公开了防尘砂浆组合物,其是由无机粘结剂、有机碳酸酯、料粒、极性化合物、硫酸钙、水分散聚合物粉末或乳胶、流变剂、保水剂、引气剂等助剂,可以有效砂浆组合物使用过程中的粉尘排放,但是所需助剂较多。专利CN201510445551.3公开了一种干粉砂浆防尘剂及含有这种防尘剂的干粉砂浆,利用纤维与膨润土混合后将硅油喷雾到混合料中获得干粉砂浆防尘剂,之后将其与无机胶凝材料、骨料、添加剂复配使用,可以以后小降低干粉砂浆生产和施工过程中的粉尘,而且大大降低砂浆硬化过程中的开裂,但是其合成过程繁琐,且拉伸粘结强度相对较弱,防滑移效果较差。
发明内容
为了解决上述问题,本发明第一方面提供了一种无尘瓷砖胶,按重量份计,其制备原料包括:
水泥350-450份、石英砂500-600份、可再分散乳胶粉18-35份、纤维素醚2-6份、金属化合物5-15份、改性淀粉0.5-1份、石蜡油10-20份;
作为一种优选的实施方式,所述水泥选自硅酸盐水泥、普通硅酸盐水泥、矿渣硅酸盐水泥、火山灰质硅酸盐水泥、粉煤灰硅酸盐水泥、复合硅酸盐水泥中的至少一种;进一步优选地,所述水泥为普通硅酸盐水泥;
作为一种优选的实施方式,所述水泥的强度等级选自32.5、32.5R、42.5、42.5R、52.5、52.5R中的一种或多种;进一步优选地,所述硅水泥的强度等级为42.5;
作为一种优选的实施方式,所述石英砂的粒径范围为30-200目;进一步优选地,所述石英砂的粒径范围为40-70目和50-100目;
作为一种优选的实施方式,所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:1-3;进一步优选地,所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:2
作为一种优选的实施方式,所述可再分散乳胶粉选自乙烯/醋酸乙烯酯共聚胶粉、乙烯/氯乙烯/月桂酸乙烯酯共聚胶粉、醋酸乙烯酯/叔碳酸乙烯共聚胶粉、醋酸乙烯酯/丙烯酸共聚胶粉、高级脂肪酸乙烯酯/醋酸乙烯酯共聚胶粉、乙烯/高级脂肪酸乙烯酯/醋酸乙烯酯共聚胶粉、丙烯酸酯/苯乙烯共聚胶粉中的一种或多种;进一步优选地,所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉;
作为一种优选的实施方式,所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为60-80%;进一步优选地,所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为70%;
作为一种优选的实施方式,所述纤维素醚选自甲基纤维素、羟乙基甲基纤维素、羧甲基纤维素、乙基纤维素、苄基纤维素、羟乙基纤维素、羟丙基甲基纤维素、羧甲基羟乙基纤维素和苯基纤维素中的一种或多种;进一步优选地,所述纤维素醚为羟丙基甲基纤维素;
作为一种优选的实施方式,所述羟丙基甲基纤维素的粘度为400-200000mPa·s;进一步优选地,所述羟丙基甲基纤维素的粘度为100000mPa·s;
作为一种优选的实施方式,所述金属化合物选自氯化钙、氯化钾、氯化钠、甲酸钙、硫酸钙、硫酸钾、亚硝酸钙中的一种或多种;进一步优选地,所述金属化合物为甲酸钙;
作为一种优选的实施方式,所述甲酸钙的纯度为95.0~99.0%,钙含量为28.0~32.0%;进一步优选地,所述甲酸钙的纯度为98.0%,钙含量为30.1%;
作为一种优选的实施方式,所述改性淀粉选自艾维贝S301、FP6、Fix-1、CMT、中的一种或多种;进一步优选地,所述改性淀粉为艾维贝Fix-1;
作为一种优选的实施方式,所述石蜡油选自液体石蜡40℃的运动的粘度为25-35cSt,闪点为170-200℃;进一步优选地,所述石蜡油40℃的运动的粘度为27.4cSt,闪点为180℃。
本发明第二方面提供了一种无尘瓷砖胶的制备方法,包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)开启石蜡油喷淋装置,向搅拌罐内定量淋入石蜡油;
(6)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(7)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
作为一种优选的实施方式,步骤(1)中,所述顺序为可再分散乳胶粉-金属化合物-改性淀粉-纤维素醚;
作为一种优选的实施方式,步骤(3)中,所述石英砂的上料顺序为40-70目石英砂50-100目石英砂;
作为一种优选的实施方式,步骤(5)中,所述搅拌的时间为5-8min;进一步优选地,所述搅拌的时间为6min。
与现有技术相比,本发明具有以下有益效果:
(1)本申请通过在普通硅酸盐水泥和石英砂中加入特定的可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉以及石蜡油,使得到的瓷砖胶具有良好的流平性、粘弹性粘结性和稳定性,同时赋予瓷砖胶一定的抗裂性、保水性以及一定的成型性,保证瓷砖胶的拉伸粘结强度、防滑移性能下,同时具有良好的粉尘抑制效果。
(2)本申请中通过选择特定的可再分散乳胶粉和纤维素醚混合使用后,制备所得的瓷砖胶具有优异的拉伸粘结强度。推测原因是可再分散胶粉加入后会形成乳胶膜对水泥以及石英砂的高孔隙结构起到了封闭的作用,在纤维素醚的协同作用下,增强与体系中水分子间的相互作用力,减少水汽层的形成,增强乳胶膜与水泥及石英砂锚接处内部作用力,促使水泥、石英砂及其他物质更好地形成一个弹性整体,从而增强其拉伸粘结强度。但是无法达到抑制粉尘的效果。本申请人意外发现,在上述体系中加入石蜡油,特别是40℃的运动的粘度为28cSt,闪点为60℃的石蜡可以维持所得瓷砖胶优异的拉伸粘结强度和防滑移性能,更重要的是促使瓷砖胶具有较好的抑制粉尘效果。可能是石蜡的加入使瓷砖胶的吸附性变强,分散于干粉砂浆后可以有效吸附原料产生的粉尘,而降低生产、施工过程中空气中的粉尘浓度。可能是石蜡的加入可有效吸附和固定微粉颗粒,从而达到抑制扬尘的作用,在生产、施工过程中有效降低空气中的粉尘浓度。
(3)本申请通过将可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉按一定顺序配置为母料包,先与部分主料水泥和石英砂混合后,再有石蜡油以喷淋形式加入搅拌,同时加入剩余主料充分搅拌制备无尘瓷砖胶,该制备工艺简单,操作便捷,无需复杂的仪器,而且经济成本低,可实现工业化生产。
具体实施方式
实施例1:
1、一种无尘瓷砖胶,按重量份计,其制备原料包括:
水泥400份、石英砂570份、可再分散乳胶粉25份、纤维素醚3份、金属化合物10份、改性淀粉0.8份、石蜡油15份;
所述水泥为普通硅酸盐水泥;
所述水泥的强度为42.5;
所述石英砂的粒径范围为40-70目和50-100目(均购于内蒙古通辽,庆源硅砂厂);
所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:2;
所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉;
所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为70%(购于柏诺新材(北京)科技有限公司,型号BNE-7020);
所述纤维素醚为羟丙基甲基纤维素;
所述羟丙基甲基纤维素的粘度为100000mPa·s(购于河北华艺纤维素有限公司);
所述金属化合物为甲酸钙;
所述甲酸钙的纯度为98.0%,钙含量为30.1%(购于山东金耐特环保科技有限公司);
所述改性淀粉为荷兰艾维贝Fix-1;
所述石蜡油40℃的运动的粘度为27.4cSt,闪点为180℃(购于东莞市北山润滑油有限公司);
2、一种无尘瓷砖胶的制备方法,包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)开启石蜡油喷淋装置,向搅拌罐内定量淋入石蜡油;
(6)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(7)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
步骤(1)中,所述顺序为可再分散乳胶粉-金属化合物-改性淀粉-纤维素醚;
步骤(3)中,所述石英砂的上料顺序为40-70目石英砂-50-100目石英砂;
步骤(5)中,所述搅拌的时间为5-8min;进一步优选地,所述搅拌的时间为6min。
实施例2:
1、一种无尘瓷砖胶,按重量份计,其制备原料包括:
水泥400份、石英砂570份、可再分散乳胶粉25份、纤维素醚3份、金属化合物10份、改性淀粉0.8份、石蜡油10份;
所述水泥为普通硅酸盐水泥;
所述水泥的强度为42.5;
所述石英砂的粒径范围为40-70目和50-100目;
所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:2;
所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉;
所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为70%;
所述纤维素醚为羟丙基甲基纤维素;
所述羟丙基甲基纤维素的粘度为100000mPa·s;
所述金属化合物为甲酸钙;
所述甲酸钙的纯度为98.0%,钙含量为30.1%;
所述改性淀粉为荷兰艾维贝Fix-1;
所述石蜡油40℃的运动的粘度为27.4cSt,闪点为180℃;
2、一种无尘瓷砖胶的制备方法,包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)开启石蜡油喷淋装置,向搅拌罐内定量淋入石蜡油;
(6)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(7)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
步骤(1)中,所述顺序为可再分散乳胶粉-金属化合物-改性淀粉-纤维素;
步骤(3)中,所述石英砂的上料顺序为40-70目石英砂-50-100目石英砂;
步骤(5)中,所述搅拌的时间为5-8min;进一步优选地,所述搅拌的时间为6min。
实施例3:
1、一种无尘瓷砖胶,按重量份计,其制备原料包括:
水泥400份、石英砂570份、可再分散乳胶粉25份、纤维素醚3份、金属化合物10份、改性淀粉0.8份;
所述水泥为普通硅酸盐水泥;
所述水泥的强度为42.5;
所述石英砂的粒径范围为40-70目和50-100目;
所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:2;
所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉;
所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为70%;
所述纤维素醚为羟丙基甲基纤维素;
所述羟丙基甲基纤维素的粘度为100000mPa·s;
所述金属化合物为甲酸钙;
所述甲酸钙的纯度为98.0%,钙含量为30.1%;
所述改性淀粉为荷兰艾维贝S301;
2、一种无尘瓷砖胶的制备方法,包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(6)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
步骤(1)中,所述顺序为可再分散乳胶粉-金属化合物-改性淀粉-纤维素;
步骤(3)中,所述石英砂的上料顺序为40-70目石英砂-50-100目石英砂;
步骤(5)中,所述搅拌的时间为5-8min;进一步优选地,所述搅拌的时间为6min。
实施例4:
1、一种无尘瓷砖胶,按重量份计,其制备原料包括:
水泥400份、石英砂570份、可再分散乳胶粉25份、纤维素醚3份、金属化合物10份、改性淀粉0.8份;
所述水泥为普通硅酸盐水泥;
所述水泥的强度为42.5;
所述石英砂的粒径范围为40-70目和50-100目;
所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:2;
所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉;
所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为70%;
所述纤维素醚为羟丙基甲基纤维素;
所述羟丙基甲基纤维素的粘度为100000mPa·s;
所述金属化合物为甲酸钙;
所述甲酸钙的纯度为98.0%,钙含量为30.1%;
所述改性淀粉为荷兰艾维贝Fix-1;
2、一种无尘瓷砖胶的制备方法,包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(6)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
步骤(1)中,所述顺序为可再分散乳胶粉-金属化合物-改性淀粉-纤维素;
步骤(3)中,所述石英砂的上料顺序为40-70目石英砂-50-100目石英砂;
步骤(5)中,所述搅拌的时间为5-8min;进一步优选地,所述搅拌的时间为6min。
实施例5:
1、一种无尘瓷砖胶,按重量份计,其制备原料包括:
水泥400份、石英砂570份、可再分散乳胶粉25份、纤维素醚3份、金属化合物10份、改性淀粉0.8份;
所述水泥为普通硅酸盐水泥;
所述水泥的强度为42.5;
所述石英砂的粒径范围为40-70目和50-100目;
所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:2;
所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉;
所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为70%;
所述纤维素醚为羟丙基甲基纤维素;
所述羟丙基甲基纤维素的粘度为100000mPa·s(购于北京施华年科技有限公司,型号SHN-365);
所述金属化合物为甲酸钙;
所述甲酸钙的纯度为98.0%,钙含量为30.1%;
所述改性淀粉为荷兰艾维贝Fix-1;
2、一种无尘瓷砖胶的制备方法,包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(6)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
步骤(1)中,所述顺序为可再分散乳胶粉-金属化合物-改性淀粉-纤维素;
步骤(3)中,所述石英砂的上料顺序为40-70目石英砂-50-100目石英砂;
步骤(5)中,所述搅拌的时间为5-8min;进一步优选地,所述搅拌的时间为6min。
实施例6:
1、一种无尘瓷砖胶,按重量份计,其制备原料包括:
水泥400份、石英砂570份、可再分散乳胶粉25份、纤维素醚3份、金属化合物10份、改性淀粉0.8份;
所述水泥为普通硅酸盐水泥;
所述水泥的强度为42.5;
所述石英砂的粒径范围为40-70目和50-100目;
所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:2;
所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉;
所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为99%(购于德国瓦克胶粉,4036N);
所述纤维素醚为羟丙基甲基纤维素;
所述羟丙基甲基纤维素的粘度为100000mPa·s;
所述金属化合物为甲酸钙;
所述甲酸钙的纯度为98.0%,钙含量为30.1%;
所述改性淀粉为荷兰艾维贝Fix-1;
2、一种无尘瓷砖胶的制备方法,包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(6)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
步骤(1)中,所述顺序为可再分散乳胶粉-金属化合物-改性淀粉-纤维素;
步骤(3)中,所述石英砂的上料顺序为40-70目石英砂-50-100目石英砂;
步骤(5)中,所述搅拌的时间为5-8min;进一步优选地,所述搅拌的时间为6min。
实施例7:
1、一种无尘瓷砖胶,按重量份计,其制备原料包括:
水泥400份、石英砂570份、可再分散乳胶粉25份、纤维素醚3份、金属化合物10份、改性淀粉0.8份;
所述水泥为普通硅酸盐水泥;
所述水泥的强度为42.5;
所述石英砂的粒径范围为40-70目和50-100目;
所述粒径范围为40-70目的石英砂和50-100目的石英砂的重量份之比为1:2;
所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉;
所述乙烯/醋酸乙烯酯共聚胶粉的固体份含量为99%(购于德国瓦克胶粉,5044N);
所述纤维素醚为羟丙基甲基纤维素;
所述羟丙基甲基纤维素的粘度为100000mPa·s;
所述金属化合物为甲酸钙;
所述甲酸钙的纯度为98.0%,钙含量为30.1%;
所述改性淀粉为荷兰艾维贝Fix-1;
2、一种无尘瓷砖胶的制备方法,包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(6)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
步骤(1)中,所述顺序为可再分散乳胶粉-金属化合物-改性淀粉-纤维素;
步骤(3)中,所述石英砂的上料顺序为40-70目石英砂-50-100目石英砂;
步骤(5)中,所述搅拌的时间为5-8min;进一步优选地,所述搅拌的时间为6min。
性能测试:
1、拉伸粘结强度:按照JC/T547-2017《陶瓷墙地砖胶粘剂》所述的方法进行;
实施例1所得瓷砖胶的拉伸粘结强度为1.29MPa;实施例2所得瓷砖胶的拉伸粘结强度为1.29MPa;实施例3所得瓷砖胶的拉伸粘结强度为1.32MPa;实施例4所得瓷砖胶的拉伸粘结强度为1.32MPa;实施例5所得瓷砖胶的拉伸粘结强度为1.18MPa;实施例6所得瓷砖胶的拉伸粘结强度为1.32MPa;实施例7所得瓷砖胶的拉伸粘结强度为1.35MPa;
2、滑移测试:按照JC/T547-2005《陶瓷墙地砖胶粘剂》所述的方法进行;
实施例1所得瓷砖胶的滑移值为0.1mm;实施例2所得瓷砖胶的滑移值为0.1mm;实施例3所得瓷砖胶的滑移值为0.1mm;实施例4所得瓷砖胶的滑移值为0.3mm;实施例5所得瓷砖胶的滑移值为0.1mm;实施例6所得瓷砖胶的滑移值为0.3mm;实施例7所得瓷砖胶的滑移值为0.3mm。
3、粉尘测试:将实施例3所得瓷砖胶在使用过程中在某一空间收集的粉尘量设为100,然后将实施例1、2在使用过程中在同一空间收集到粉尘量与其对比,从而得到具体的数值。
实施例1中粉尘量为43,具有良好的抑制粉尘效果;实施例2中粉尘量为65,粉尘抑制效果相对较弱。
Claims (10)
1.一种无尘瓷砖胶,按重量份计,其特征在于,其制备原料包括:水泥350-450份、石英砂500-600份、可再分散乳胶粉18-35份、纤维素醚2-6份、金属化合物5-15份、改性淀粉0.5-1份、石蜡油10-20份。
2.如权利要求1所述的一种无尘瓷砖胶,其特征在于,所述水泥选自硅酸盐水泥、普通硅酸盐水泥、矿渣硅酸盐水泥、火山灰质硅酸盐水泥、粉煤灰硅酸盐水泥、复合硅酸盐水泥中的至少一种。
3.如权利要求1或2所述的一种无尘瓷砖胶,其特征在于,所述水泥的强度等级选自32.5、32.5R、42.5、42.5R、52.5、52.5R中的一种或多种。
4.如权利要求1所述的一种无尘瓷砖胶,其特征在于,所述石英砂的粒径范围为30-200目。
5.如权利要求1所述的一种无尘瓷砖胶,其特征在于,所述可再分散乳胶粉选自乙烯/醋酸乙烯酯共聚胶粉、乙烯/氯乙烯/月桂酸乙烯酯共聚胶粉、醋酸乙烯酯/叔碳酸乙烯共聚胶粉、醋酸乙烯酯/丙烯酸共聚胶粉、高级脂肪酸乙烯酯/醋酸乙烯酯共聚胶粉、乙烯/高级脂肪酸乙烯酯/醋酸乙烯酯共聚胶粉、丙烯酸酯/苯乙烯共聚胶粉中的一种或多种。
6.如权利要求1所述的一种无尘瓷砖胶,其特征在于,所述可再分散乳胶粉为乙烯/醋酸乙烯酯共聚胶粉。
7.如权利要求1所述的一种无尘瓷砖胶,其特征在于,所述纤维素醚选自甲基纤维素、羟乙基甲基纤维素、羧甲基纤维素、乙基纤维素、苄基纤维素、羟乙基纤维素、羟丙基甲基纤维素、羧甲基羟乙基纤维素和苯基纤维素中的一种或多种。
8.如权利要求1所述的一种无尘瓷砖胶,其特征在于,所述改性淀粉选自艾维贝S301、FP6、Fix-1、CMT、中的一种或多种。
9.如权利要求1-8任一项所述的一种无尘瓷砖胶的制备方法,其特征在于,所述石蜡油选自液体石蜡40℃的运动的粘度为25-35cSt,闪点为170-200℃。
10.如权利要求1-9所述的一种无尘瓷砖胶的制备方法,其特征在于:包括以下步骤:
(1)称取所需母料可再分散乳胶粉、纤维素醚、金属化合物、改性淀粉,按顺序倒入料桶中混合即得母料包;
(2)打开操控机器并开启搅拌罐开关、气泵开关,将主料水泥、石英砂的相关数据输入到操作机器中并保存;
(3)将步骤(2)中所述水泥、石英砂通过计量罐自动上料到骨料储料罐中,然后将步骤(1)所得母料包上料到母料储料罐中;
(4)按下水泥卸料按钮,卸料一半重量份水泥到搅拌罐中;按下卸料开关,主料与母料同时卸料到搅拌罐中,充分搅拌反应;
(5)开启石蜡油喷淋装置,向搅拌罐内定量淋入石蜡油;
(6)再次按下水泥卸料按钮,卸料剩余水泥到搅拌罐中,计时搅拌;
(7)将搅拌好的成品料卸料到成品仓内,进行成品袋装。
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CN113185235A (zh) * | 2021-05-20 | 2021-07-30 | 广东省梅州市质量计量监督检测所 | 一种石灰石尾矿陶瓷砖胶粘剂 |
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CN113185235A (zh) * | 2021-05-20 | 2021-07-30 | 广东省梅州市质量计量监督检测所 | 一种石灰石尾矿陶瓷砖胶粘剂 |
CN113429175A (zh) * | 2021-07-01 | 2021-09-24 | 咸阳东方雨虹建筑材料有限公司 | 一种无尘瓷砖胶及其制备方法和汽化喷雾装置 |
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Application publication date: 20221122 |