CN108641542A - 一种聚硅陶瓷防腐涂料及其制备方法 - Google Patents
一种聚硅陶瓷防腐涂料及其制备方法 Download PDFInfo
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Abstract
一种聚硅陶瓷防腐涂料的制备方法,包括如下步骤:将硅烷加入到环氧树脂中搅拌,形成聚硅烷改性环氧树脂;往聚硅烷改性环氧树脂中加入钛白粉和云母粉进行搅拌;接着加入碳化硅、氧化锆和中空碳纳米管,搅拌均匀得到组分A;将组分A与固化剂混合得到聚硅陶瓷防腐涂料,固化剂为三乙烯四胺,其中,组分A与固化剂的质量比为5:1‑10:1。上述聚硅陶瓷防腐涂料的制备方法工艺简单,反应均为室温下完成,节能环保,适合大规模生产。此外,还提供一种采用上述方法制备的聚硅陶瓷防腐涂料。上述防腐涂料采用了各种耐温防腐材料,通过材料之间的化学反应、固相固化而成,使得该防腐涂料在防腐耐磨的基础上具有良好的隔热保温性能,可以用作管道防腐涂料。
Description
技术领域
本发明涉及涂料技术领域,尤其涉及一种聚硅陶瓷防腐涂料及其制备方法。
背景技术
防腐涂料是现代工业、交通、能源、海洋工程等部门应用极为广泛的一种涂料。随着我国石油行业、铁路、公路桥梁、冶金行业、电力和能源工业、机械及纺织行业、工业产品领域、汽车、船舶及集装箱等多个行业的快速发展,迫切需要防腐涂料领域技术的不断革新。管道运输的发展与石油天然气工业的发展密切相关,在油气开采和输送***、油田注水和污水处理***等需要建造大量的钢制管道。由于管道内外使用环境不同,所要求防腐涂料的性能也不同。因此,管道防腐、耐磨和隔热保温技术的研究和应用成为重点。传统的管道用防腐涂料的隔热耐温性能普遍较差,通常耐温不超过500度。
发明内容
鉴于此,有必要提供一种隔热耐温性能较好的聚硅陶瓷防腐涂料及其制备方法。
一种聚硅陶瓷防腐涂料的制备方法,包括如下步骤:
将硅烷加入到环氧树脂中搅拌,形成聚硅烷改性环氧树脂;
往所述聚硅烷改性环氧树脂中加入钛白粉和云母粉进行搅拌;
接着加入碳化硅、氧化锆和中空碳纳米管,搅拌均匀得到组分A;
将所述组分A与固化剂混合得到所述聚硅陶瓷防腐涂料,所述固化剂为三乙烯四胺,其中,所述组分A与所述固化剂的质量比为5:1-10:1。
在其中一个实施例中,所述硅烷为硅烷KH-550。
在其中一个实施例中,将硅烷加入到环氧树脂中搅拌,形成聚硅烷改性环氧树脂的操作中,所述硅烷与所述环氧树脂的体积比为1:10-1:15。
在其中一个实施例中,将硅烷加入到环氧树脂中搅拌,形成聚硅烷改性环氧树脂的操作中,搅拌速度为1000-1500rpm,搅拌时间为1h。
在其中一个实施例中,往所述聚硅烷改性环氧树脂中加入钛白粉和云母粉进行搅拌的操作中,所述钛白粉、所述云母粉和所述聚硅烷改性环氧树脂的质量比为1:2:1-1:4:2。
在其中一个实施例中,往所述聚硅烷改性环氧树脂中加入钛白粉和云母粉进行搅拌的操作中,搅拌速度为500-1000rpm,搅拌时间为1-2h。
在其中一个实施例中,接着加入碳化硅、氧化锆和中空碳纳米管,搅拌均匀得到组分A的操作中,所述碳化硅、所述氧化锆、所述中空碳纳米管与所述聚硅烷改性环氧树脂的质量比为1:2:1:5-1:4:1:10。
在其中一个实施例中,接着加入碳化硅、氧化锆和中空碳纳米管,搅拌均匀得到组分A的操作中,搅拌速度为1500rpm,搅拌时间为2-4h。
一种聚硅陶瓷防腐涂料,采用上述聚硅陶瓷防腐涂料的制备方法制备得到。
上述聚硅陶瓷防腐涂料的制备方法工艺简单,反应均为室温下完成,节能环保,适合大规模生产。
上述聚硅陶瓷防腐涂料采用了各种耐温防腐材料,通过材料之间的化学反应、固相固化而成,使得聚硅陶瓷防腐涂料在防腐耐磨的基础上具有突破性的隔热保温性能,可以达到耐2000度高温,耐磨性好、附着力可达13Mpa,硬度达到8H,耐湿热超过5000h,耐冲击100kg/m,耐10%H2SO4 1000d,耐10% NaOH 1000d,致密性为0.65X10-3mg/(cm2.d),可以用作管道防腐涂料。
具体实施方式
为了使本发明的目的、技术方案及优点更加清晰,以下结合实施例,对本发明进行进一步详细说明。应当理解,此处所描述的具体实施例仅仅用以解释本发明,并不用于限定本发明。
一实施方式的聚硅陶瓷防腐涂料的制备方法,包括如下步骤:
S10、将硅烷加入到环氧树脂中搅拌,形成聚硅烷改性环氧树脂。
其中,硅烷可以为硅烷KH-550。
硅烷与环氧树脂的体积比可以为1:10-1:15。
S10中,搅拌速度可以为1000-1500rpm,搅拌时间可以为1h-2h。
S20、往聚硅烷改性环氧树脂中加入钛白粉和云母粉进行搅拌。
其中,钛白粉、云母粉和聚硅烷改性环氧树脂的质量比可以为1:2:1-1: 4:2。
S20中,搅拌速度可以为500-1000rpm,搅拌时间可以为1-2h。
S30、接着加入碳化硅、氧化锆和中空碳纳米管,搅拌均匀得到组分A。
其中,碳化硅、氧化锆、中空碳纳米管与聚硅烷改性环氧树脂的质量比可以为1:2:1:5-1:4:1:10。
S30中,搅拌速度可以为1500rpm,搅拌时间可以为2-4h。
S40、将组分A与固化剂混合得到聚硅陶瓷防腐涂料,固化剂为三乙烯四胺,其中,组分A与固化剂的质量比为5:1-10:1。
上述聚硅陶瓷防腐涂料的制备方法工艺简单,反应均为室温下完成,节能环保,适合大规模生产。
此外,还提供一实施方式的采用上述聚硅陶瓷防腐涂料的制备方法制备得到的聚硅陶瓷防腐涂料,包括质量比为5:1-10:1的组分A和固化剂,固化剂为三乙烯四胺。其中组分A采用上述S10-S30的步骤进行制备,在此不再赘述。
上述聚硅陶瓷防腐涂料,通过材料之间的化学反应、固相固化而成,使得聚硅陶瓷防腐涂料在防腐耐磨的基础上具有突破性的隔热保温性能,可以达到耐2000度高温,耐磨性好、附着力可达13Mpa,硬度达到8H,耐湿热超过 5000h,耐冲击100kg/m,耐10%H2SO41000d,耐10%NaOH 1000d,致密性为0.65X10-3mg/(cm2.d),可以用作管道防腐涂料。上述聚硅陶瓷防腐涂料的固体含量大于98%,无挥发性有机物,非常环保。
上述聚硅陶瓷防腐涂料用作管道防腐涂料时,可以大幅度降低管道内壁磨损程度,提高输气效率,适用寿命达30年,隔热耐温性能好,确保长输管线长期安全、稳定的运行。
下面为具体实施例部分。
实施例1
将10g硅烷KH550加入到100g环氧树脂中,1000rpm下搅拌1h,形成聚硅烷改性环氧树脂。再将200g云母粉和100g钛白粉入到100g聚硅烷改性环氧树脂中,500rpm下搅拌1h进行分散。之后再加入20g碳化硅、40g氧化锆和20g中空碳纳米管,1500rpm下搅拌2h得到组分A。将组分A与三乙烯四胺按照质量比7:1配比,得到聚硅陶瓷防腐涂料。
实施例2
将5g硅烷KH550加入到100g环氧树脂中,1000rpm下搅拌1h,形成聚硅烷改性环氧树脂。再将200g云母粉和100g钛白粉入到100g聚硅烷改性环氧树脂中,500rpm下搅拌1h进行分散。之后再加入10g碳化硅、40g氧化锆和10g中空碳纳米管,1500rpm下搅拌2h得到组分A。将组分A与三乙烯四胺按照质量比5:1配比,得到聚硅陶瓷防腐涂料。
实施例3
将10g硅烷KH550加入到100g环氧树脂中,1000rpm下搅拌1h,形成聚硅烷改性环氧树脂。再将400g云母粉和100g钛白粉入到100g聚硅烷改性环氧树脂中,500rpm下搅拌1h进行分散。之后再加入10g碳化硅、20g氧化锆和10g中空碳纳米管,1500rpm下搅拌3h得到组分A。将组分A与三乙烯四胺按照质量比10:1配比,得到聚硅陶瓷防腐涂料。
实施例4
将10g硅烷KH550加入到100g环氧树脂中,1000rpm下搅拌1h,形成聚硅烷改性环氧树脂。再将40g云母粉和100g钛白粉入到100g聚硅烷改性环氧树脂中,500rpm下搅拌1h进行分散。之后再加入10g碳化硅、20g氧化锆和 10g中空碳纳米管,1500rpm下搅拌3h得到组分A。将组分A与三乙烯四胺按照质量比10:1配比,得到聚硅陶瓷防腐涂料。
实施例5
将12g硅烷KH550加入到100g环氧树脂中,1500rpm下搅拌1h,形成聚硅烷改性环氧树脂。再将400g云母粉和100g钛白粉入到100g聚硅烷改性环氧树脂中,1000rpm下搅拌1h进行分散。之后再加入20g碳化硅、40g氧化锆和20g中空碳纳米管,1500rpm下搅拌4h得到组分A。将组分A与三乙烯四胺按照质量比8:1配比,得到聚硅陶瓷防腐涂料。
以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员,在不脱离本发明原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。
Claims (9)
1.一种聚硅陶瓷防腐涂料的制备方法,其特征在于,包括如下步骤:
将硅烷加入到环氧树脂中搅拌,形成聚硅烷改性环氧树脂;
往所述聚硅烷改性环氧树脂中加入钛白粉和云母粉进行搅拌;
接着加入碳化硅、氧化锆和中空碳纳米管,搅拌均匀得到组分A;
将所述组分A与固化剂混合得到所述聚硅陶瓷防腐涂料,所述固化剂为三乙烯四胺,其中,所述组分A与所述固化剂的质量比为5:1-10:1。
2.如权利要求1所述的聚硅陶瓷防腐涂料的制备方法,其特征在于,所述硅烷为硅烷KH-550。
3.如权利要求1所述的聚硅陶瓷防腐涂料的制备方法,其特征在于,将硅烷加入到环氧树脂中搅拌,形成聚硅烷改性环氧树脂的操作中,所述硅烷与所述环氧树脂的体积比为1:10-1:15。
4.如权利要求1所述的聚硅陶瓷防腐涂料的制备方法,其特征在于,将硅烷加入到环氧树脂中搅拌,形成聚硅烷改性环氧树脂的操作中,搅拌速度为1000-1500rpm,搅拌时间为1h。
5.如权利要求1所述的聚硅陶瓷防腐涂料的制备方法,其特征在于,往所述聚硅烷改性环氧树脂中加入钛白粉和云母粉进行搅拌的操作中,所述钛白粉、所述云母粉和所述聚硅烷改性环氧树脂的质量比为1:2:1-1:4:2。
6.如权利要求1所述的聚硅陶瓷防腐涂料的制备方法,其特征在于,往所述聚硅烷改性环氧树脂中加入钛白粉和云母粉进行搅拌的操作中,搅拌速度为500-1000rpm,搅拌时间为1-2h。
7.如权利要求1所述的聚硅陶瓷防腐涂料的制备方法,其特征在于,接着加入碳化硅、氧化锆和中空碳纳米管,搅拌均匀得到组分A的操作中,所述碳化硅、所述氧化锆、所述中空碳纳米管与所述聚硅烷改性环氧树脂的质量比为1:2:1:5-1:4:1:10。
8.如权利要求1所述的聚硅陶瓷防腐涂料的制备方法,其特征在于,接着加入碳化硅、氧化锆和中空碳纳米管,搅拌均匀得到组分A的操作中,搅拌速度为1500rpm,搅拌时间为2-4h。
9.一种聚硅陶瓷防腐涂料,其特征在于,采用权利要求1-8中任一项所述的聚硅陶瓷防腐涂料的制备方法制备得到。
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