CN108440859A - 高强耐磨隔热聚氯乙烯复合地板的制备方法 - Google Patents
高强耐磨隔热聚氯乙烯复合地板的制备方法 Download PDFInfo
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Abstract
本发明涉及一种高强耐磨隔热聚氯乙烯复合地板的制备方法。先将碳化硅晶须进行表面改性,再分散到硅溶胶得到悬浮液,加入乙醇溶剂并调节pH值,均匀搅拌得到SiO2溶胶;将溶胶干燥,经研磨、分散及过滤烘干得到碳化硅晶须增强SiO2气凝胶粉体;干燥聚氯乙烯材料,加入CaCO3、增塑剂、热稳定剂,搅拌均匀得到混料A,保温结束后向混料A中加入得到的碳化硅晶须增强SiO2气凝胶粉体,搅拌均匀;造粒后再挤出成型,进行成模、脱模,最终得到高强耐磨隔热聚氯乙烯复合地板。所制备得到的高强耐磨隔热聚氯乙烯复合地板具有高强度、高耐磨性和高效保温隔热性等优异性能。可广泛应用于学校、机场、工厂等公共场所及家庭的地板及外墙,符合人们高品质的生活理念。
Description
技术领域
本发明属于纳米复合材料的制备工艺领域,具体涉及一种高强耐磨隔热聚氯乙烯复合地板的制备方法。
背景技术
近年来随着我国经济的发展,我国地板行业发展迅速,人们对于地板的外观和功能的要求也变得越来越高。市面上的地板大多是以聚氯乙烯树脂作为基体材料,但是经过长时间的使用,聚氯乙烯材料会出现强度变差,隔热性能降低等问题。碳化硅晶须具有良好的耐磨性,耐高温性能好,硬度高,耐腐蚀等优异性能,因此碳化硅晶须可被用作聚合物填料,来提高聚合物的强度和耐热性。SiO2气凝胶具有良好的吸附性和隔热性,因而被广泛地应用于室内地板及建筑外墙材料的添加剂。高强耐磨隔热聚氯乙烯复合地板综合了碳化硅晶须、SiO2气凝胶、聚氯乙烯三者的优势,备受关注,可以广泛应用于学校、机场、工厂等公共场所及家庭的地板及外墙,符合人们高品质的生活理念。
发明内容
本发明的目的是为了改进现有技术的不足而提供一种高强耐磨隔热聚氯乙烯复合地板的制备方法,该方法原材料性价比高,制造工艺简单,这种高强耐磨隔热材料可满足房屋地面及外墙的需要。
本发明的技术方案为:高强耐磨隔热聚氯乙烯复合地板的制备方法,其具体步骤如下:
(1)将碳化硅晶须加入乙醇溶剂中分散均匀,再加入表面改性剂,超声震荡后,将碳化硅晶须过滤烘干,在升温活化后冷却,得到改性后的碳化硅晶须;
(2)将碳化硅晶须超声均匀分散到硅溶胶中得到悬浮液,然后将悬浮液与乙醇溶剂按比例混合并加入容器,通过调节pH值至7.0~9.0并搅拌得到SiO2溶胶;将得到的溶胶进行干燥得到碳化硅晶须增强SiO2气凝胶,再进行研磨及超声波分散,过滤烘干得到碳化硅晶须增强SiO2气凝胶粉体;
(3)在真空烘箱中对聚氯乙烯材料进行干燥,冷却后加入CaCO3填料并搅拌均匀;
(4)向步骤(3)中加入增塑剂、热稳定剂,并搅拌均匀,将温度控制在60~120℃之间,并保温3~8h得到混料A;
(5)待保温结束后,向上述步骤(4)中得到的混料A加入步骤(2)得到的碳化硅晶须增强SiO2气凝胶粉体,并搅拌均匀,搅拌温度控制在60~120℃之间;
(6)待步骤(5)结束后,将温度降至40~50℃,并将最终物料导入到双螺杆挤出机中,进行造粒操作;
(7)将步骤(6)中得到的粒料投入到塑料挤出成型机中,进行成模、脱模,最终得到高强耐磨隔热聚氯乙烯复合地板。
优选步骤(1)中表面改性剂为羧甲基纤维素、聚丙烯酸胺或硅烷偶联剂一种或多种。
优选步骤(1)中碳化硅晶须与改性剂的重量比为10:(1~5);步骤(1)中的超声频率为25~100KHz,超声时间为0.3-0.5h;升温活化温度为140~165℃,活化时间为6-8h。
优选步骤(2)中悬浮液与乙醇溶剂的重量比为1:(1.35~1.7);碳化硅晶与硅溶胶的质量比为1:(0.8~0.95)。
优选步骤(3)中真空烘箱的温度为70-100℃,干燥时间为9-11h;冷却至35~45℃。
优选步骤(3)中聚氯乙烯与CaCO3填料的重量比为100:(4~12)。
优选步骤(4)中热稳定剂为二盐基邻苯二甲酸铅、硬脂酸锌或马来酸二丁基锡一种或多种。
优选步骤(4)中增塑剂为邻苯二甲酸二辛酯、邻苯二甲酸二乙酯或癸二酸二辛酯一种或多种。
优选步骤(4)中聚氯乙烯与热稳定剂、增塑剂的重量比为100:(3~6):(10~20)。
优选步骤(5)混料A中的聚氯乙烯与碳化硅晶须增强SiO2气凝胶粉体的重量比为100:(12~30)。
本发明制备的高强耐磨隔热聚氯乙烯复合地板弯曲破坏载荷大于3000N,耐磨性测试中5000转体积损失小于95mm3。
有益效果:
本发明方法以及高强耐磨隔热聚氯乙烯复合地板具有如下特点:
(1)原料性价比高,制造工艺简单。本方法以高强耐磨、耐高温的碳化硅晶须增强SiO2气凝胶粉体,再与聚氯乙烯材料复合制得高强耐磨隔热复合地板,制造工艺简单。
(2)耐高温,耐磨性好。本方法中采用的碳化硅晶须作为增强材料,具有良好的耐磨性,耐高温性能好,硬度高,耐腐蚀等优异性能。
具体实施方式
以下例子所述的份数均为重量份。
实例1
首先将10份碳化硅晶须加入乙醇溶剂中分散均匀,待混合均匀后再加入3份硅烷偶联剂、2份羧甲基纤维素,然后在25KHz超声波震荡0.4h,再进行过滤烘干操作,在140℃下活化6h冷却至室温,得到改性后的碳化硅晶须。然后再以超声震荡20min,将改性后的碳化硅晶须10份均匀分散到8份硅溶胶中得到悬浮液,再将悬浮液与30份乙醇溶剂混合,用氨水调节溶液pH至9,并将混合液搅拌0.5h,得到SiO2溶胶。将得到的溶胶进行干燥得到碳化硅晶须增韧SiO2气凝胶,再进行研磨及超声波分散,过滤烘干得到碳化硅晶须增强SiO2气凝胶粉体。将100份聚氯乙烯材料置于80℃的真空烘箱中干燥时间为11h,再冷却至35℃,加入5份CaCO3填料并搅拌均匀。加入1份二盐基邻苯二甲酸铅和1份马来酸二丁基锡热稳定剂,5份邻苯二甲酸二辛酯和5份癸二酸二辛酯增塑剂,搅拌均匀,搅拌温度为75℃,保温4h得到混料A。将12份碳化硅晶须增强SiO2气凝胶粉体与混料A混合,并搅拌均匀,搅拌温度控制在70℃左右。对最终物料降温至40℃,并导入到双螺杆挤出机中进行挤出造粒,双螺杆转速为310rpm。将得到的粒料投入到塑料挤出成型机中,进行成模、脱模,最终得到高强耐磨隔热聚氯乙烯复合地板。经过试验验证,碳化硅晶须增强SiO2气凝胶粉体在聚氯乙烯中分散均匀,复合地板的弯曲破坏载荷为3010N,耐磨性测试中5000转体积损失为95mm3,得到的复合地板具有高强度,高耐磨性和高效保温隔热性等优异性能。
实例2
首先将20份碳化硅晶须加入乙醇溶剂中分散均匀,待混合均匀后再加入3份硅烷偶联剂、1份羧甲基纤维素和2份聚丙烯酸胺,然后在100KHz超声波震荡0.5h,再进行过滤烘干操作,在150℃下活化8h冷却至室温,得到改性后的碳化硅晶须。然后再以超声震荡30min,将改性后的碳化硅晶须20份均匀分散到18份硅溶胶中得到悬浮液,再将悬浮液与60份乙醇溶剂混合,用氨水调节溶液pH至8,并将混合液搅拌1.5h,得到SiO2溶胶。将得到的溶胶进行干燥得到碳化硅晶须增韧SiO2气凝胶,再进行研磨及超声波分散,过滤烘干得到碳化硅晶须增强SiO2气凝胶粉体。将100份聚氯乙烯材料置于85℃的真空烘箱中干燥时间为10h,再冷却至40℃,加入7份CaCO3填料并搅拌均匀。加入1份二盐基邻苯二甲酸铅和2份硬脂酸锌热稳定剂,5份邻苯二甲酸二乙酯和6份癸二酸二辛酯增塑剂,搅拌均匀,搅拌温度为95℃,保温5h得到混料A。将24份碳化硅晶须增强SiO2气凝胶粉体与混料A混合,并搅拌均匀,搅拌温度控制在80℃左右。对最终物料降温至45℃,并导入到双螺杆挤出机中进行挤出造粒,双螺杆转速为330rpm。将得到的粒料投入到塑料挤出成型机中,进行成模、脱模,最终得到高强耐磨隔热聚氯乙烯复合地板。经过试验验证,碳化硅晶须增强SiO2气凝胶粉体在聚氯乙烯中分散均匀,复合地板的弯曲破坏载荷为3040N,耐磨性测试中5000转体积损失为92mm3,得到的复合地板具有高强度,高耐磨性和高效保温隔热性等优异性能。
实例3
首先将15份碳化硅晶须加入乙醇溶剂中分散均匀,待混合均匀后再加入4份硅烷偶联剂、1份羧甲基纤维素和1份聚丙烯酸胺,然后在40KHz超声波震荡0.4h,再进行过滤烘干操作,在160℃下活化6h冷却至室温,得到改性后的碳化硅晶须。然后再以超声震荡40min,将改性后的碳化硅晶须15份均匀分散到14份硅溶胶中得到悬浮液,再将悬浮液与45份乙醇溶剂混合,用氨水调节溶液pH至9,并将混合液搅拌1h,得到SiO2溶胶。将得到的溶胶进行干燥得到碳化硅晶须增韧SiO2气凝胶,再进行研磨及超声波分散,过滤烘干得到碳化硅晶须增强SiO2气凝胶粉体。将100份聚氯乙烯材料置于90℃的真空烘箱中干燥时间为10h,再冷却至45℃,加入10份CaCO3填料并搅拌均匀。加入2份硬脂酸锌和2份马来酸二丁基锡热稳定剂,3份邻苯二甲酸二乙酯、3份邻苯二甲酸二辛酯和5份癸二酸二辛酯增塑剂,搅拌均匀,搅拌温度为100℃,保温3h得到混料A。将18份碳化硅晶须增强SiO2气凝胶粉体与混料A混合,并搅拌均匀,搅拌温度控制在100℃左右。对最终物料降温至45℃,并导入到双螺杆挤出机中进行挤出造粒,双螺杆转速为320rpm。将得到的粒料投入到塑料挤出成型机中,进行成模、脱模,最终得到高强耐磨隔热聚氯乙烯复合地板。经过试验验证,碳化硅晶须增强SiO2气凝胶粉体在聚氯乙烯中分散均匀,复合地板的弯曲破坏载荷为3030N,耐磨性测试中5000转体积损失为94mm3,得到的复合地板具有高强度,高耐磨性和高效保温隔热性等优异性能。
实例4
首先将25份碳化硅晶须加入乙醇溶剂中分散均匀,待混合均匀后再加7份硅烷偶联剂,然后在80KHz超声波震荡0.5h,再进行过滤烘干操作,在150℃下活化7h冷却至室温,得到改性后的碳化硅晶须。然后再以超声震荡30min,将改性后的碳化硅晶须25份均匀分散到22份硅溶胶中得到悬浮液,再将悬浮液与65份乙醇溶剂混合,用氨水调节溶液pH至8,并将混合液搅拌2h,得到SiO2溶胶。将得到的溶胶进行干燥得到碳化硅晶须增韧SiO2气凝胶,再进行研磨及超声波分散,过滤烘干得到碳化硅晶须增强SiO2气凝胶粉体。将100份聚氯乙烯材料置于80℃的真空烘箱中干燥时间为11h,再冷却至35℃,加入9份CaCO3填料并搅拌均匀。加入5份硬脂酸锌热稳定剂,15份邻苯二甲酸二乙酯增塑剂,搅拌均匀,搅拌温度为90℃,保温8h得到混料A。将30份碳化硅晶须增强SiO2气凝胶粉体与混料A混合,并搅拌均匀,搅拌温度控制在90℃左右。对最终物料降温至50℃,并导入到双螺杆挤出机中进行挤出造粒,双螺杆转速为330rpm。将得到的粒料投入到塑料挤出成型机中,进行成模、脱模,最终得到高强耐磨隔热聚氯乙烯复合地板。经过试验验证,碳化硅晶须增强SiO2气凝胶粉体在聚氯乙烯中分散均匀,复合地板的弯曲破坏载荷为3080N,耐磨性测试中5000转体积损失为90mm3,得到的复合地板具有高强度,高耐磨性和高效保温隔热性等优异性能。
Claims (10)
1.高强耐磨隔热聚氯乙烯复合地板的制备方法,其具体步骤如下:
(1)将碳化硅晶须加入乙醇溶剂中分散均匀,再加入表面改性剂,超声震荡后,将碳化硅晶须过滤烘干,在升温活化后冷却,得到改性后的碳化硅晶须;
(2)将碳化硅晶须超声均匀分散到硅溶胶中得到悬浮液,然后将悬浮液与乙醇溶剂按比例混合并加入容器,通过调节pH值至7.0~9.0并搅拌得到SiO2溶胶;将得到的溶胶进行干燥得到碳化硅晶须增强SiO2气凝胶,再进行研磨及超声波分散,过滤烘干得到碳化硅晶须增强SiO2气凝胶粉体;
(3)在真空烘箱中对聚氯乙烯材料进行干燥,冷却后加入CaCO3填料并搅拌均匀;
(4)向步骤(3)中加入增塑剂、热稳定剂,并搅拌均匀,将温度控制在60~120℃之间,并保温3~8h得到混料A;
(5)待保温结束后,向上述步骤(4)中得到的混料A加入步骤(2)得到的碳化硅晶须增强SiO2气凝胶粉体,并搅拌均匀,搅拌温度控制在60~120℃之间;
(6)待步骤(5)结束后,将温度降至40~50℃,并将最终物料导入到双螺杆挤出机中,进行造粒操作;
(7)将步骤(6)中得到的粒料投入到塑料挤出成型机中,进行成模、脱模,最终得到高强耐磨隔热聚氯乙烯复合地板。
2.根据权利要求1所述的制备方法,其特征在于步骤(1)中表面改性剂为羧甲基纤维素、聚丙烯酸胺或硅烷偶联剂一种或多种。
3.根据权利要求1所述的制备方法,其特征在于步骤(1)中碳化硅晶须与改性剂的重量比为10:(1~5);步骤(1)中的超声频率为25~100KHz,超声时间为0.3-0.5h;升温活化温度为140~165℃,活化时间为6-8h。
4.根据权利要求1所述的制备方法,其特征在于步骤(2)中悬浮液与乙醇溶剂的重量比为1:(1.35~1.7);碳化硅晶与硅溶胶的质量比为1:(0.8~0.95)。
5.根据权利要求1所述的制备方法,其特征在于步骤(3)中真空烘箱的温度为70-100℃,干燥时间为9-11h;冷却至35~45℃。
6.根据权利要求1所述的制备方法,其特征在于步骤(3)中聚氯乙烯与CaCO3填料的重量比为100:(4~12)。
7.根据权利要求1所述的制备方法,其特征在于步骤(4)中热稳定剂为二盐基邻苯二甲酸铅、硬脂酸锌或马来酸二丁基锡一种或多种。
8.根据权利要求1所述的制备方法,其特征在于步骤(4)中增塑剂为邻苯二甲酸二辛酯、邻苯二甲酸二乙酯或癸二酸二辛酯一种或多种。
9.根据权利要求1所述的制备方法,其特征在于步骤(4)中聚氯乙烯与热稳定剂、增塑剂的重量比为100:(3~6):(10~20)。
10.根据权利要求1所述的制备方法,其特征在于步骤(5)混料A中的聚氯乙烯与碳化硅晶须增强SiO2气凝胶粉体的重量比为100:(12~30)。
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104446306A (zh) * | 2014-11-17 | 2015-03-25 | 广州大学 | 一种亚微米无机晶须气凝胶隔热复合材料及其制备方法 |
CN106633502A (zh) * | 2016-11-22 | 2017-05-10 | 湖北硅金凝节能减排科技有限公司 | 一种气凝胶聚氯乙烯材料及其制备方法 |
CN106977840A (zh) * | 2017-03-27 | 2017-07-25 | 南京工业大学 | 一种高强耐磨纳米聚氯乙烯复合薄膜的制备方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104446306A (zh) * | 2014-11-17 | 2015-03-25 | 广州大学 | 一种亚微米无机晶须气凝胶隔热复合材料及其制备方法 |
CN106633502A (zh) * | 2016-11-22 | 2017-05-10 | 湖北硅金凝节能减排科技有限公司 | 一种气凝胶聚氯乙烯材料及其制备方法 |
CN106977840A (zh) * | 2017-03-27 | 2017-07-25 | 南京工业大学 | 一种高强耐磨纳米聚氯乙烯复合薄膜的制备方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112549573A (zh) * | 2020-11-24 | 2021-03-26 | 上海涂固安高科技有限公司 | 一种具备隔热保温红外理疗杀菌集成墙板的制备及其应用 |
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