CN113292906A - 一种高硬度耐磨涂层的制备与应用 - Google Patents
一种高硬度耐磨涂层的制备与应用 Download PDFInfo
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Abstract
本发明公开了一种高硬度耐磨涂层的制备与应用,所述涂层为双组份:A组份由环氧树脂、纳米级气相法三氧化二铝、纳米二氧化硅经三辊机捏合后加入溶剂溶解合成,B组份由有机硅树脂与溶剂溶解合成;所选溶剂为二甲苯、无水乙醇、PM中的一种或两种混合溶剂;气相法三氧化二铝、纳米二氧化硅与树脂总量的质量比分别为8~15:4~8:100。A、B按活性比混合搅拌均匀后适用于喷涂工艺,喷涂在玻璃基板上,70℃表干1‑2h,120‑150℃固化2‑4h,形成的有机‑无机复合涂层铅笔硬度可达5H以上,负重1Kg钢丝绒耐磨次数1万次以上。
Description
技术领域
本发明具体涉及一种高硬度耐磨涂层的制备与应用。
背景技术
聚合物及其复合材料具有摩擦系数低、密度小、可塑性强、比强度高及易加工等优点被广泛应用于化工、机械、医学和航空等领域。然而多数聚合物材料的分子链由范德华力和氢键相连,相对作用力较弱,在外力的作用下容易产生相对运动,造成分子链的滑移和断裂,导致材料表面出现裂纹、梨沟、麻点等缺陷。提高有机聚合物涂层的硬度和耐磨性成为材料科学领域研究的重点。
研究表明有机硅能够有效改善涂层的耐磨性,其中有机硅改性环氧树脂作为耐磨加硬涂层的研究越来越多,例如任鹏飞.硅氧烷类聚合物耐磨透明涂层的制备及其性能研究[D].浙江:浙江大学,2015:1-99,进行了硅烷偶联剂对双酚A丙烯酸树脂改性研究,发现硅烷偶联剂含量为10-20%时涂层铅笔硬度最高能达到6H,而且提高了基材的抗刮性能和耐磨性能。有机硅改性环氧树脂能够降低环氧树脂的内应力,又能提高环氧树脂的韧性和耐热性,因为有机硅树脂优良的热稳定性、耐氧化性、耐候性、低表面能及高介电强度等优点弥补了环氧树脂在上述方面的弊端。
此外,添加无机纳米材料也是减少磨损的有效方法,在提高硬度和耐磨的同时增加材料的防腐性、导电性、自清洁性等,例如将具有增硬功能的SiO2纳米粒子加入有机树脂中,可得到耐磨性较好的涂层,SiO2表面-OH能够键接到聚合物涂层的分子网络链结构单元上,与聚合物涂层网络链形成一体,使得涂层形成有机-无机杂化网络结构,从而提高了涂层的硬度和耐磨性。而纳米氧化铝作为增硬耐磨材料也有大量研究,如汤戈,王振家,马全友,等.纳米Al2O3粉末改善环氧树脂耐磨性研究【J】.热固性树脂,2002,17(1):4-8,发现Al2O3粉末粒度越小,涂层的耐磨性能改善越明显,添加质量分数10%,粒度30-60nm的γ-Al2O3氧化铝的涂层耐磨性最优。
基于以上有机硅-环氧树脂、纳米SiO2、Al2O3在耐磨聚合物复合材料中的应用,本发明采用自制苯基甲基氨基硅树脂(制备方法可参见已公开发明专利号CN202010139970.5)与环氧树脂作为基底材料,纳米级SiO2、纳米级气相Al2O3粉作填料,固化过程中环氧基与固化剂苯基甲基氨基硅树脂分子中-NH2或-NH-反应生成体型网状结构,将纳米SiO2、Al2O3粉固定下来形成高硬度耐磨涂层,解决了高浓度纳米SiO2、Al2O3粉在胶水中易团聚问题,配合喷涂工艺可形成磨砂涂层,涂层表面细腻,颗粒分布均匀无团聚。
发明内容
本发明为克服上述情况不足,旨在提供一种能解决上述问题的技术方案。
一种高硬度耐磨涂层的制备与应用,该涂层由环氧树脂、有机硅树脂、气相法三氧化二铝、纳米二氧化硅复合形成,铅笔硬度可达到5H以上,负重1Kg钢丝绒耐磨次数1万次以上。
优选的,所用环氧树脂为双酚A环氧树脂、酚醛环氧树脂、脂肪族环氧树脂和环氧基硅油等液态或固态环氧树脂中的一种或多种的组合物;所用原材料中有机硅树脂为自制苯基甲基氨基硅树脂,可作为环氧树脂的功能性固化剂,与环氧树脂发生交联固化反应生成高硬度耐磨涂层。气相法三氧化二铝、纳米二氧化硅均为纳米级别,可更高效填充在有机硅-环氧树脂聚合物涂层内,具有增硬抗刮功能。
优选的,A、B组份混合均匀施工后,为让树脂充分固化,烘烤条件为70℃表干1-2h,120-150℃固化2-4h,可形成粘接力强、高硬度耐磨涂层。
优选的,气相法三氧化二铝、纳米二氧化硅与树脂总量的质量比分别为8~15:4~8:100。其中,气相法三氧化二铝的原生粒径小于20纳米,可以大幅提高涂层的硬度,纳米二氧化硅具有大的比表面积(通常大于150m2/g),表面-OH能够键接到聚合物涂层的分子网络链结构单元上,与聚合物涂层网络链形成一体,使得涂层形成有机-无机杂化网络结构。
优选的,制备方法简单,A组分由环氧树脂、气相法三氧化二铝、纳米二氧化硅经三辊机捏合均匀后再加入有机溶剂分散均匀制得,B组份由有机硅树脂加入有机溶剂溶解分散均匀制得。
优选的,制得的胶水适用于喷涂工艺,使用压电阀喷涂可形成边缘无收缩厚度均匀的透明涂层,使用雾化阀喷涂可形成均匀的磨砂哑光耐磨涂层。
优选的,由有机硅、环氧树脂复合形成的高分子聚合物涂层,兼具有机硅和环氧树脂的特性,具备高透明、高粘接力、高韧性和硬度,阻燃性、耐热性、耐候性优良,可用于LED显示屏、PCB、金属元件、玻纤板和高端线路板等光电子产品的表面加硬防护。
与现有技术相比,本发明的有益效果是:采用自制苯基甲基氨基硅树脂与环氧树脂作基底,纳米级气相Al2O3、纳米级SiO2粉填充在环氧基与固化剂苯基甲基氨基硅树脂分子中-NH2或-NH-反应生成的体型网状结构中形成高硬度耐磨涂层,解决了高浓度纳米SiO2、Al2O3粉在胶水中易团聚问题,配合喷涂工艺可形成磨砂涂层,涂层表面细腻,颗粒分布均匀无团聚。本发明的附加方面和优点将在下面的描述中部分给出,部分将从下面的描述中变得明显,或通过本发明的实践了解到。
具体实施方式
下面将对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1
制备A组份:将南亚128环氧树脂85份、脂肪族186环氧树脂50份、苯基甲基环氧基硅树脂10份(环氧值为0.35mol/100G)与南亚704酚醛环氧树脂环氧树脂20份混合加热融解,再加入混合有机溶剂215份,有机溶剂配比为无水乙醇:二甲苯:丙二醇甲醚=150:500:350,使用分散机搅拌均匀即可。
制备B组份:将102份苯基甲基氨基硅树脂(活泼氢值1.02mol/100G)、278份二甲苯溶剂混合搅拌均匀即可。
将A组分和B组分按重量比1:1混合搅拌均匀,使用压电阀喷涂设备施工于玻璃表面,控制气压、行程、流量等参数可对特定区域进行喷涂,形成表面光滑、厚度均匀的透明胶膜,70℃表干1-2h,120-150℃烤2-4h可完全固化,按照GBT6739-2006标准测试涂层硬度为5H,60um-80um胶膜负重1Kg钢丝绒耐磨1000次。
实施例2
制备A组份:将南亚128环氧树脂20份、脂肪族186环氧树脂85份、苯基甲基环氧基硅树脂5份(环氧值为0.35mol/100G)与南亚704酚醛环氧树脂环氧树脂25份混合加热融解,再加入混合有机溶剂245份,有机溶剂配比为无水乙醇:二甲苯:丙二醇甲醚=150:500:350,使用分散机搅拌均匀即可。
制备B组份:将102份苯基甲基氨基硅树脂(活泼氢值1.02mol/100G)、278份二甲苯溶剂混合搅拌均匀即可。
将A组分和B组分按重量比1:1混合搅拌均匀,使用压电阀喷涂设备施工于玻璃表面,控制气压、行程、流量等参数可对特定区域进行喷涂,形成表面光滑、厚度均匀的透明胶膜,70℃表干1-2h,120-150℃烤2-4h可完全固化,按照GBT6739-2006标准测试涂层硬度为5-6H,60um-80um胶膜负重1Kg钢丝绒耐磨1500次。
实施例3
制备A组份:将南亚128环氧树脂85份、脂肪族186环氧树脂50份、苯基甲基环氧基硅树脂10份(环氧值为0.35mol/100G)与南亚704酚醛环氧树脂环氧树脂20份混合加热融解,再加入14份纳米二氧化硅,28份气相法三氧化二铝,搅拌混合均匀,使用三辊机捏合均匀,加入二甲苯溶剂333份,使用分散机搅拌20-30分钟。
制备B组份:将102份苯基甲基氨基硅树脂(活泼氢值1.02mol/100G)、78份二甲苯溶剂混合搅拌均匀即可。
将A组分和B组分按重量比3:1混合搅拌均匀,使用压电阀喷涂设备施工于玻璃表面,控制气压、行程、流量等参数可对特定区域进行喷涂,形成表面光滑、厚度均匀的胶膜,70℃表干1-2h,120-150℃烤2-4h完全固化,按照GBT6739-2006标准测试涂层硬度为6H,60um-80um胶膜负重1Kg钢丝绒耐磨10000次以上。
实施例4
制备A组份:将南亚128环氧树脂20份、脂肪族186环氧树脂85份、苯基甲基环氧基硅树脂5份(环氧值为0.35mol/100G)与南亚704酚醛环氧树脂环氧树脂25份混合加热融解,再加入14份纳米二氧化硅,28份气相法三氧化二铝,搅拌混合均匀,使用三辊机捏合均匀,加入二甲苯溶剂363份,使用分散机搅拌20-30分钟。
制备B组份:将102份苯基甲基氨基硅树脂(活泼氢值1.02mol/100G)、78份二甲苯溶剂混合搅拌均匀即可。
将A组分和B组分按重量比3:1混合搅拌均匀,使用压电阀喷涂设备施工于玻璃表面,控制气压、行程、流量等参数可对特定区域进行喷涂,形成表面光滑、厚度均匀的胶膜,70℃表干1-2h,120-150℃烤2-4h完全固化,按照GBT6739-2006标准测试涂层硬度为6H,60um-80um胶膜负重1Kg钢丝绒耐磨12000次以上。
实施例5
制备A组份:将南亚128环氧树脂20份、脂肪族186环氧树脂85份、苯基甲基环氧基硅树脂5份(环氧值为0.35mol/100G)与南亚704酚醛环氧树脂环氧树脂25份混合加热融解,再加入17份纳米二氧化硅,34份气相法三氧化二铝,搅拌混合均匀,使用三辊机捏合均匀,加入二甲苯溶剂354份,使用分散机搅拌20-30分钟。
制备B组份:将102份苯基甲基氨基硅树脂(活泼氢值1.02mol/100G)、78份二甲苯溶剂混合搅拌均匀即可。
将A组分和B组分按重量比3:1混合搅拌均匀,使用压电阀喷涂设备施工于玻璃表面,控制气压、行程、流量等参数可对特定区域进行喷涂,形成表面光滑、厚度均匀的胶膜,70℃表干1-2h,120-150℃烤2-4h可完全固化,按照GB T6739-2006标准测试涂层硬度为大于6H,60um-80um胶膜负重1Kg钢丝绒耐磨15000次以上。
实施例6
制备A组份:将南亚128环氧树脂20份、脂肪族186环氧树脂85份、苯基甲基环氧基硅树脂5份(环氧值为0.35mol/100G)与南亚704酚醛环氧树脂环氧树脂25份混合加热融解,再加入14份纳米二氧化硅,28份气相法三氧化二铝,搅拌混合均匀,使用三辊机捏合均匀,加入二甲苯溶剂423份,使用分散机搅拌20-30分钟。
制备B组份:将102份苯基甲基氨基硅树脂(活泼氢值1.02mol/100G)、1698份混合有机溶剂(无水乙醇:二甲苯=100:100)混合搅拌均匀即可。
将A组分和B组分按重量比1:3混合搅拌均匀,使用喷雾阀喷涂设备施工于玻璃表面,控制气压、行程、流量等参数可对特定区域进行喷涂,形成均匀磨砂状哑光表面、厚度均匀的胶膜,70℃表干1-2h,120-150℃烤2-4h可完全固化,按照GB T 6739-2006标准测试涂层硬度为6H,60um-80um胶膜负重1Kg钢丝绒耐磨10000次以上。
实施例3~6所得增硬耐磨涂层材料的其他补充测试典型数据如表一所示:
表一
对于本领域技术人员而言,显然本发明不限于上述示范性实施例的细节,而且在不背离本发明的精神或基本特征的情况下,能够以其他的具体形式实现本发明。因此,无论从哪一点来看,均应将实施例看作是示范性的,而且是非限制性的,本发明的范围由所附权利要求而不是上述说明限定,因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。
Claims (7)
1.一种新的高硬度耐磨涂层的制备与应用,其特征在于:该涂层由环氧树脂、有机硅树脂、气相法三氧化二铝、纳米二氧化硅复合形成,铅笔硬度可达到5H以上,负重1Kg钢丝绒耐磨次数1万次以上。
2.根据权利要求1所述的一种新的高硬度耐磨涂层的制备,其特征在于:所用环氧树脂为双酚A环氧树脂、酚醛环氧树脂、脂肪族环氧树脂和苯基环氧基硅油等液态或固态环氧树脂中的一种或多种的组合物;所用原材料中有机硅树脂为自制苯基甲基氨基硅树脂,可作为环氧树脂功能性固化剂;气相法三氧化二铝、纳米二氧化硅均为纳米级别,可更高效填充在有机硅-环氧树脂聚合物涂层内,具有增硬抗刮功能。
3.根据权利要求1所述的一种新的高硬度耐磨涂层的制备,其特征在于:A、B按活性比混合搅拌均匀后适用于喷涂工艺,70℃表干1-2h,120-150℃固化2-4h,形成的有机-无机复合涂层具有粘接力强、高硬度的耐磨涂层的特性。
4.根据权利要求1所述的一种新的高硬度耐磨涂层的制备,其特征在于,气相法三氧化二铝、纳米二氧化硅与树脂总量的质量比分别为8~15:4~8:100。
5.根据权利要求1所述的一种新的高硬度耐磨涂层的制备,其特征在于:制备方法简单,A组份由环氧树脂、纳米级气相法三氧化二铝、纳米二氧化硅经三辊机捏合后加入溶剂溶解合成,B组份由有机硅树脂与溶剂溶解合成;所选溶剂为二甲苯、无水乙醇、PM中的一种或两种的混合溶剂。
6.根据权利要求1所述的一种高硬度耐磨涂层的制备与应用,其特征在于:制得的胶水适用于喷涂工艺,通过溶剂含量控制胶水的粘度,使用压电阀喷涂可形成边缘无收缩厚度均匀的透明涂层,使用雾化阀喷涂可形成均匀的磨砂涂层。
7.根据权利要求1所述的一种高硬度耐磨涂层的制备与应用,其特征在于:由有机硅、环氧树脂复合形成的高分子聚合物涂层,兼具有机硅和环氧树脂的特性,具备高透明、高粘接力、高韧性和硬度,阻燃性、耐热性、耐候性优良,可用于LED显示屏、PCB、金属元件、玻纤板和高端线路板等光电子产品的表面加硬防护。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114106772A (zh) * | 2021-11-04 | 2022-03-01 | 东莞市溢美材料科技有限公司 | 一种双组分厚膜哑光胶及其制备方法 |
CN115386126A (zh) * | 2022-08-09 | 2022-11-25 | 深圳市首瓷新技术科技有限公司 | 玻纤板电子外壳及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101525466A (zh) * | 2009-04-03 | 2009-09-09 | 复旦大学 | 一种环氧/有机硅/无机纳米杂化材料及其制备方法和应用 |
US20120071582A1 (en) * | 2010-09-22 | 2012-03-22 | Science Applications International Corporation | Direct-to-metal and exterior durable non-skid coating |
CN104262906A (zh) * | 2014-09-26 | 2015-01-07 | 西安理工大学 | 纳米填料协同填充环氧树脂复合涂层及其制备方法和应用 |
CN109897503A (zh) * | 2019-03-08 | 2019-06-18 | 胡志忠 | 一种常温固化有机硅改性环氧树脂涂料及其制备方法与应用 |
CN111253575A (zh) * | 2020-03-03 | 2020-06-09 | 东莞市溢美材料科技有限公司 | 一种高折射率苯基甲基氨基硅树脂的制备方法及其应用 |
CN111925525A (zh) * | 2020-08-28 | 2020-11-13 | 东莞市溢美材料科技有限公司 | 一种氨基氟硅树脂及其组合物的制备方法与应用 |
-
2021
- 2021-06-08 CN CN202110635821.2A patent/CN113292906A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101525466A (zh) * | 2009-04-03 | 2009-09-09 | 复旦大学 | 一种环氧/有机硅/无机纳米杂化材料及其制备方法和应用 |
US20120071582A1 (en) * | 2010-09-22 | 2012-03-22 | Science Applications International Corporation | Direct-to-metal and exterior durable non-skid coating |
CN104262906A (zh) * | 2014-09-26 | 2015-01-07 | 西安理工大学 | 纳米填料协同填充环氧树脂复合涂层及其制备方法和应用 |
CN109897503A (zh) * | 2019-03-08 | 2019-06-18 | 胡志忠 | 一种常温固化有机硅改性环氧树脂涂料及其制备方法与应用 |
CN111253575A (zh) * | 2020-03-03 | 2020-06-09 | 东莞市溢美材料科技有限公司 | 一种高折射率苯基甲基氨基硅树脂的制备方法及其应用 |
CN111925525A (zh) * | 2020-08-28 | 2020-11-13 | 东莞市溢美材料科技有限公司 | 一种氨基氟硅树脂及其组合物的制备方法与应用 |
Non-Patent Citations (1)
Title |
---|
张小博: "纳米Al2O3/SiO2混杂填充环氧树脂耐磨材料的制备与研究", 《山东化工》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114106772A (zh) * | 2021-11-04 | 2022-03-01 | 东莞市溢美材料科技有限公司 | 一种双组分厚膜哑光胶及其制备方法 |
CN115386126A (zh) * | 2022-08-09 | 2022-11-25 | 深圳市首瓷新技术科技有限公司 | 玻纤板电子外壳及其制备方法 |
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