CN107459903A - 一种建筑复合涂料的制备方法 - Google Patents

一种建筑复合涂料的制备方法 Download PDF

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CN107459903A
CN107459903A CN201710926012.0A CN201710926012A CN107459903A CN 107459903 A CN107459903 A CN 107459903A CN 201710926012 A CN201710926012 A CN 201710926012A CN 107459903 A CN107459903 A CN 107459903A
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季红军
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Nanjing City Yuhuatai District Lubao Industrial Design Service Center
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    • C09D143/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
    • C09D143/04Homopolymers or copolymers of monomers containing silicon
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Abstract

本发明公开了一种建筑复合涂料的制备方法,其技术方案包括:首先,在一定浓度硫酸中,剧烈搅拌条件下,加入伊蒙混层粘土,滴加有机钛醇盐,搅拌一段时间后,依次加入氧化锌、氧化铋、二水合硫酸钙及表面活性剂聚环氧乙烷‑聚环氧丙烷‑聚环氧乙烷三嵌段共聚物P123,搅拌一段时间至均匀,得到溶液A;其次,向溶液A中滴加饱和液碱溶液,调节溶液pH值至中性,经过滤得到滤渣B,转移至烘箱中烘干,后转移至马弗炉中煅烧,得到固体C;再次,在一定量水性乳液中,加入乳化剂及分散剂,搅拌至均匀,加入固体C,经搅拌研磨,制得均匀的建筑复合涂料D。该建筑复合涂料,绿色环保,可有效净化空气,释放负离子。

Description

一种建筑复合涂料的制备方法
技术领域
本发明涉及环保建筑涂料领域,具体涉及一种建筑复合涂料的制备方法。
背景技术
建筑涂料与人们的工作、生活密切相关,一些劣质涂料产品,将缓慢释放甲醛、挥发性有机物VOC等有毒有害气体,对大气环境和人体的健康产生严重的危害,例如:刺激人的皮肤、呼吸道、致突变性、致癌变等。如何获得绿色环保的建筑涂料,已经成为建筑领域的研究热点。
CN 104692747A报道了一种节能环保无机建筑涂料,含有陶粒砂、石英砂、碳酸钙等;CN105017873A报道了一种含硅藻土内墙建筑涂料的制备方法。化学制备技术是一种具有成本低廉、产品结构、功能可以调控等优点,可以根据使用需求,设计、合成多组分、多功能复合材料的一种有效方法。伊蒙混层粘土是伊利石和蒙脱石的混合层,伊利石可自由释放负离子,蒙脱石具有很强的吸附性能,对于吸附、去除有害气体,具有独特功能。
因此,寻找一种绿色环保的建筑复合涂料,已成为环保涂料领域的一种迫切需求。
发明内容
本发明的目的在于:提供一种建筑复合涂料的制备方法,结合纳米材料、催化材料以及化学合成技术的优势,快速批量制备复合伊蒙混层粘土、纳米二氧化钛、氧化锌、氧化铋、氧化钙、乳化剂、分散剂及乳液的建筑复合涂料。
本发明的技术方案:首先,在一定浓度硫酸中,剧烈搅拌条件下,加入伊蒙混层粘土,滴加有机钛醇盐,搅拌一段时间后,依次加入氧化锌、氧化铋、二水合硫酸钙及表面活性剂聚环氧乙烷-聚环氧丙烷-聚环氧乙烷三嵌段共聚物P123,搅拌一段时间至均匀,得到溶液 A;其次,向溶液A中滴加饱和液碱溶液,调节溶液pH值至中性,经过滤得到滤渣B,转移至烘箱中烘干,后转移至马弗炉中煅烧,得到固体C;再次,在一定量水性乳液中,加入乳化剂及分散剂,搅拌至均匀,加入固体C,经搅拌研磨,制得均匀的建筑复合涂料D。
本发明与现有技术相比,具有显著优点:其一、该建筑复合涂料复合了伊蒙混层粘土、纳米二氧化钛、氧化锌、氧化铋、氧化钙及水性乳液,能有效净化空气,释放负离子;其二、该建筑复合涂料绿色环保,使用便携,应用广泛。
具体实施方式
下面结合具体实施例说明本发明的技术解决方案,这些实施例不能理解为对技术方案的限制。
实施例1:依以下具体步骤制备一种建筑复合涂料。
步骤1、在100mL质量浓度为95%的浓硫酸H2SO4中,剧烈搅拌条件下,加入10.9g伊蒙混层粘土,滴加210.0g正丁醇钛Ti(OC4H9)4,搅拌2h后,依次加入7.5g氧化锌ZnO、5.8g氧化铋Bi2O3、3.2g二水合硫酸钙CaSO4·2H2O及9.1g表面活性剂聚环氧乙烷-聚环氧丙烷-聚环氧乙烷三嵌段共聚物P123,搅拌2h至均匀,得到溶液 A;
步骤2、向溶液A中滴加质量浓度为30%的饱和液碱NaOH溶液,调节溶液pH值至中性,经过滤得到滤渣B,转移至烘箱中,控温120oC,放置8h烘干,随后转移至马弗炉中,控温600oC,煅烧12h,得到固体C;
步骤3、在1000mL水性纯丙乳液中,加入25g乳化剂羧甲基纤维素钠及10g分散剂木质素磺酸钠,搅拌1h至均匀,加入40g固体C,经搅拌研磨2h,制得均匀的建筑复合涂料D。
实施例2:依以下具体步骤制备一种建筑复合涂料。
步骤1、在100mL质量浓度为95%的H2SO4中,剧烈搅拌条件下,加入18.2g伊蒙混层粘土,滴加210.0g异丁醇钛Ti(OC4H9)4,搅拌3h后,依次加入12.6g ZnO、11.5g Bi2O3、6.3gCaSO4·2H2O及18.2g P123,搅拌4h至均匀,得到溶液 A;
步骤2、向溶液A中滴加质量浓度为30%的饱和NaOH溶液,调节溶液pH值至中性,经过滤得到滤渣B,转移至烘箱中,控温180oC,放置4h烘干,随后转移至马弗炉中,控温1000oC,煅烧6h,得到固体C;
步骤3、在1000mL水性硅丙乳液中,加入50g乳化剂羧乙基纤维素钠及30g分散剂木质素磺酸钙,搅拌2h至均匀,加入100g固体C,经搅拌研磨5h,制得均匀的建筑复合涂料D。
实施例3:依以下具体步骤制备一种建筑复合涂料。
步骤1、在100mL质量浓度为95%的H2SO4中,剧烈搅拌条件下,加入15g伊蒙混层粘土,滴加210.0g正丁醇钛Ti(OC4H9)4,搅拌2.5h后,依次加入10g ZnO、8g Bi2O3、5g CaSO4·2H2O及15g P123,搅拌3h至均匀,得到溶液 A;
步骤2、向溶液A中滴加质量浓度为30%的饱和NaOH溶液,调节溶液pH值至中性,经过滤得到滤渣B,转移至烘箱中,控温150oC,放置6h烘干,随后转移至马弗炉中,控温800oC,煅烧10h,得到固体C;
步骤3、在1000mL水性醋丙乳液中,加入40g乳化剂羧甲基纤维素钠及20g分散剂木质素磺酸钠,搅拌1.5h至均匀,加入70g固体C,经搅拌研磨4h,制得均匀的建筑复合涂料D。

Claims (5)

1.一种建筑复合涂料的制备方法,包含以下步骤:
第一步、在一定量质量浓度为95%的浓硫酸H2SO4中,剧烈搅拌条件下,加入伊蒙混层粘土,滴加滴加丁醇钛Ti(OC4H9)4,搅拌2h-3h后,依次加入氧化锌ZnO、氧化铋Bi2O3、二水合硫酸钙CaSO4·2H2O及表面活性剂聚环氧乙烷-聚环氧丙烷-聚环氧乙烷三嵌段共聚物P123,搅拌2h-4h至均匀,得到溶液 A,其中,伊蒙混层粘土占H2SO4质量比例分别6%-10%,Ti(OC4H9)4占H2SO4的摩尔比控制为35%,ZnO、Bi2O3及CaSO4·2H2O占Ti(OC4H9)4的摩尔比分别为15%-25%、2%-4%和3%-6%,P123占H2SO4质量比例为5%-10%;
第二步、向溶液A中滴加质量浓度为30%的饱和液碱NaOH溶液,调节溶液pH值至中性,经过滤得到滤渣B,转移至烘箱中,控温120oC-180oC,放置4h-8h烘干,随后转移至马弗炉中,控温600oC-1000oC,煅烧6h-12h,得到固体C;
第三步、在一定量水性乳液中,加入乳化剂及分散剂,搅拌1h-2h至均匀,加入固体C,经搅拌研磨3h-5h,制得均匀的建筑复合涂料D,其中,乳化剂、分散剂和固体C占水性乳液的质量比例分别为2.5%-5%、1%-3%和4%-10%。
2.根据权利要求1所述的一种建筑复合涂料的制备方法,其特征是:溶液A中,丁醇钛醇可选正丁醇钛或异丁醇钛。
3.根据权利要求1所述的一种建筑复合涂料的制备方法,其特征是:溶液D中,水性乳液可选纯丙乳液、苯丙乳液、硅丙乳液或醋丙乳液。
4.根据权利要求1所述的一种建筑复合涂料的制备方法,其特征是:溶液D中,乳化剂可选羧甲基纤维素钠或羧乙基纤维素钠。
5.根据权利要求1所述的一种建筑复合涂料的制备方法,其特征是:溶液D中,分散剂可选木质素磺酸钠或木质素磺酸钙。
CN201710926012.0A 2017-10-06 2017-10-06 一种建筑复合涂料的制备方法 Pending CN107459903A (zh)

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