CN106868690A - 一种玻璃纤维复合材料的制备工艺 - Google Patents

一种玻璃纤维复合材料的制备工艺 Download PDF

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CN106868690A
CN106868690A CN201710093327.1A CN201710093327A CN106868690A CN 106868690 A CN106868690 A CN 106868690A CN 201710093327 A CN201710093327 A CN 201710093327A CN 106868690 A CN106868690 A CN 106868690A
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朱军
朱一军
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Abstract

本发明公开了一种玻璃纤维复合材料的制备工艺,先将玻璃纤维单丝置于第一浆料中浸渍,然后平织得到基础玻纤布,然后经处理得到预成型玻纤布,最后在预成型玻纤布的两侧涂覆第二浆料,经紫外固化得到玻璃纤维复合材料。本发明的第一浆料充分浸渍到玻璃纤维单丝表面,提高了玻璃纤维单丝的机械强度,玻璃纤维单丝织造成玻纤布后,第二浆料的涂覆进一步提高了产品的机械强度,并使其具有良好的防水性能。

Description

一种玻璃纤维复合材料的制备工艺
技术领域
本发明涉及化工材料技术领域,具体涉及一种玻璃纤维复合材料的制备工艺。
背景技术
玻璃纤维成分为二氧化硅、氧化铝、氧化钙、氧化硼、氧化镁和氧化钠等,是一种性能优异的无机非金属材料。玻璃纤维是非常好的金属替代材料,在建筑、化工管道、汽车、风力发电等领域有着广阔的应用前景,市场空间巨大。
但是,玻璃纤维性脆,容易断裂,耐磨性差,长时间使用容易导致损坏,而且玻璃纤维不防水,雨天吸水后,自重增加,而且短期内水分难以挥发,潮湿的部分容易造成腐蚀。
发明内容
本发明的目的是为克服上述现有技术的不足,提供一种玻璃纤维复合材料的制备工艺。
为实现上述目的,本发明采用下述技术方案:
一种玻璃纤维复合材料的制备工艺,包括步骤:
(1)将玻璃纤维单丝置于第一浆料中浸渍2~3小时,所述第一浆料是由以下重量份的组分制成的:硅丙乳液22~30份,甲基丙烯酸甲酯10~20份,异氰酸酯16~18份,碳纤维2~3份,氧化铝2~3份,甲基丙烯酸缩水甘油酯2~3份,二乙烯基苯1~2份,聚乙二醇800 30~40份,水100份;
(2)浸渍后的玻璃纤维单丝平织,得到基础玻纤布;
(3)挤压出基础玻纤布上的多余浆料,排除气泡,得到预成型玻纤布;
(4)在预成型玻纤布的两侧均匀涂覆第二浆料,然后将其进行紫外固化,即得玻璃纤维复合材料;所述第二浆料是由以下重量份的组分制成的:聚偏二氯乙烯乳液30~45份,亚磷酸一苯二异辛酯15~20份,聚乙烯醇10~20份,烷基苯聚醚磺酸钠5~8份,2,2-双(4-羟基苯基)丙烷1~2份,羧甲基淀粉钠0.01~0.02份,水100份。
优选的,步骤(1)中,第一浆料的配制方法是:称取配方量的聚偏二氯乙烯乳液、聚乙二醇800和水,搅拌混匀,依次加入甲基丙烯酸甲酯、异氰酸酯、甲基丙烯酸缩水甘油酯和二乙烯基苯,超声分散20~30分钟,再加入碳纤维和氧化铝,超声分散10~20分钟,即得。
优选的,步骤(2)中,所述平织的平织密度为50~80目/厘米。
优选的,步骤(2)中,基础玻纤布的经向密度高于纬向密度。
优选的,步骤(4)中,第二浆料的配制方法是:边搅拌边将配方量的羧甲基淀粉钠加入水中,搅拌12~24小时,继续加入配方量的亚磷酸一苯二异辛酯、聚乙烯醇、烷基苯聚醚磺酸钠和2,2-双(4-羟基苯基)丙烷,搅拌均匀后再加入配方量的丙烯酸乳液,搅拌均匀即得。
优选的,步骤(4)中紫外固化的处理时间为2~3小时。
本发明的有益效果:
本发明先将玻璃纤维单丝置于第一浆料中浸渍,然后平织得到基础玻纤布,然后经处理得到预成型玻纤布,最后在预成型玻纤布的两侧涂覆第二浆料,经紫外固化得到玻璃纤维复合材料。
本发明的第一浆料充分浸渍到玻璃纤维单丝表面,提高了玻璃纤维单丝的机械强度,玻璃纤维单丝织造成玻纤布后,第二浆料的涂覆进一步提高了产品的机械强度,并使其具有良好的防水性能。
具体实施方式
下面结合实施例对本发明进行进一步的阐述,应该说明的是,下述说明仅是为了解释本发明,并不对其内容进行限定。
实施例1:
一种玻璃纤维复合材料的制备工艺,包括步骤:
(1)将玻璃纤维单丝置于第一浆料中浸渍2小时,所述第一浆料是由以下重量份的组分制成的:硅丙乳液22份,甲基丙烯酸甲酯10份,异氰酸酯16份,碳纤维2份,氧化铝2份,甲基丙烯酸缩水甘油酯2份,二乙烯基苯1份,聚乙二醇800 30份,水100份;
(2)浸渍后的玻璃纤维单丝平织,平织密度为50~80目/厘米,得到基础玻纤布,经向密度高于纬向密度;
(3)挤压出基础玻纤布上的多余浆料,排除气泡,得到预成型玻纤布;
(4)在预成型玻纤布的两侧均匀涂覆第二浆料,然后将其进行紫外固化2小时,即得玻璃纤维复合材料;所述第二浆料是由以下重量份的组分制成的:聚偏二氯乙烯乳液30份,亚磷酸一苯二异辛酯15份,聚乙烯醇10份,烷基苯聚醚磺酸钠5份,2,2-双(4-羟基苯基)丙烷1份,羧甲基淀粉钠0.01份,水100份。
其中,步骤(1)中,第一浆料的配制方法是:称取配方量的聚偏二氯乙烯乳液、聚乙二醇800和水,搅拌混匀,依次加入甲基丙烯酸甲酯、异氰酸酯、甲基丙烯酸缩水甘油酯和二乙烯基苯,超声分散20分钟,再加入碳纤维和氧化铝,超声分散10分钟,即得。
步骤(4)中,第二浆料的配制方法是:边搅拌边将配方量的羧甲基淀粉钠加入水中,搅拌12小时,继续加入配方量的亚磷酸一苯二异辛酯、聚乙烯醇、烷基苯聚醚磺酸钠和2,2-双(4-羟基苯基)丙烷,搅拌均匀后再加入配方量的丙烯酸乳液,搅拌均匀即得。
实施例2:
一种玻璃纤维复合材料的制备工艺,包括步骤:
(1)将玻璃纤维单丝置于第一浆料中浸渍3小时,所述第一浆料是由以下重量份的组分制成的:硅丙乳液30份,甲基丙烯酸甲酯20份,异氰酸酯18份,碳纤维3份,氧化铝3份,甲基丙烯酸缩水甘油酯3份,二乙烯基苯2份,聚乙二醇800 40份,水100份;
(2)浸渍后的玻璃纤维单丝平织,平织密度为80目/厘米,得到基础玻纤布,经向密度高于纬向密度;
(3)挤压出基础玻纤布上的多余浆料,排除气泡,得到预成型玻纤布;
(4)在预成型玻纤布的两侧均匀涂覆第二浆料,然后将其进行紫外固化3小时,即得玻璃纤维复合材料;所述第二浆料是由以下重量份的组分制成的:聚偏二氯乙烯乳液45份,亚磷酸一苯二异辛酯20份,聚乙烯醇20份,烷基苯聚醚磺酸钠8份,2,2-双(4-羟基苯基)丙烷2份,羧甲基淀粉钠0.02份,水100份。
其中,步骤(1)中,第一浆料的配制方法是:称取配方量的聚偏二氯乙烯乳液、聚乙二醇800和水,搅拌混匀,依次加入甲基丙烯酸甲酯、异氰酸酯、甲基丙烯酸缩水甘油酯和二乙烯基苯,超声分散30分钟,再加入碳纤维和氧化铝,超声分散20分钟,即得。
步骤(4)中,第二浆料的配制方法是:边搅拌边将配方量的羧甲基淀粉钠加入水中,搅拌24小时,继续加入配方量的亚磷酸一苯二异辛酯、聚乙烯醇、烷基苯聚醚磺酸钠和2,2-双(4-羟基苯基)丙烷,搅拌均匀后再加入配方量的丙烯酸乳液,搅拌均匀即得。
实施例3:
一种玻璃纤维复合材料的制备工艺,包括步骤:
(1)将玻璃纤维单丝置于第一浆料中浸渍2小时,所述第一浆料是由以下重量份的组分制成的:硅丙乳液30份,甲基丙烯酸甲酯10份,异氰酸酯18份,碳纤维2份,氧化铝3份,甲基丙烯酸缩水甘油酯2份,二乙烯基苯2份,聚乙二醇800 30份,水100份;
(2)浸渍后的玻璃纤维单丝平织,平织密度为80目/厘米,得到基础玻纤布,经向密度高于纬向密度;
(3)挤压出基础玻纤布上的多余浆料,排除气泡,得到预成型玻纤布;
(4)在预成型玻纤布的两侧均匀涂覆第二浆料,然后将其进行紫外固化2小时,即得玻璃纤维复合材料;所述第二浆料是由以下重量份的组分制成的:聚偏二氯乙烯乳液45份,亚磷酸一苯二异辛酯15份,聚乙烯醇20份,烷基苯聚醚磺酸钠5份,2,2-双(4-羟基苯基)丙烷2份,羧甲基淀粉钠0.01份,水100份。
其中,步骤(1)中,第一浆料的配制方法是:称取配方量的聚偏二氯乙烯乳液、聚乙二醇800和水,搅拌混匀,依次加入甲基丙烯酸甲酯、异氰酸酯、甲基丙烯酸缩水甘油酯和二乙烯基苯,超声分散30分钟,再加入碳纤维和氧化铝,超声分散10分钟,即得。
步骤(4)中,第二浆料的配制方法是:边搅拌边将配方量的羧甲基淀粉钠加入水中,搅拌24小时,继续加入配方量的亚磷酸一苯二异辛酯、聚乙烯醇、烷基苯聚醚磺酸钠和2,2-双(4-羟基苯基)丙烷,搅拌均匀后再加入配方量的丙烯酸乳液,搅拌均匀即得。
实施例4:
一种玻璃纤维复合材料的制备工艺,包括步骤:
(1)将玻璃纤维单丝置于第一浆料中浸渍3小时,所述第一浆料是由以下重量份的组分制成的:硅丙乳液22~30份,甲基丙烯酸甲酯10份,异氰酸酯18份,碳纤维2份,氧化铝3份,甲基丙烯酸缩水甘油酯2份,二乙烯基苯2份,聚乙二醇800 30份,水100份;
(2)浸渍后的玻璃纤维单丝平织,平织密度为80目/厘米,得到基础玻纤布,经向密度高于纬向密度;
(3)挤压出基础玻纤布上的多余浆料,排除气泡,得到预成型玻纤布;
(4)在预成型玻纤布的两侧均匀涂覆第二浆料,然后将其进行紫外固化2小时,即得玻璃纤维复合材料;所述第二浆料是由以下重量份的组分制成的:聚偏二氯乙烯乳液45份,亚磷酸一苯二异辛酯15份,聚乙烯醇20份,烷基苯聚醚磺酸钠5份,2,2-双(4-羟基苯基)丙烷2份,羧甲基淀粉钠0.01份,水100份。
其中,步骤(1)中,第一浆料的配制方法是:称取配方量的聚偏二氯乙烯乳液、聚乙二醇800和水,搅拌混匀,依次加入甲基丙烯酸甲酯、异氰酸酯、甲基丙烯酸缩水甘油酯和二乙烯基苯,超声分散30分钟,再加入碳纤维和氧化铝,超声分散10分钟,即得。
步骤(4)中,第二浆料的配制方法是:边搅拌边将配方量的羧甲基淀粉钠加入水中,搅拌24小时,继续加入配方量的亚磷酸一苯二异辛酯、聚乙烯醇、烷基苯聚醚磺酸钠和2,2-双(4-羟基苯基)丙烷,搅拌均匀后再加入配方量的丙烯酸乳液,搅拌均匀即得。
实施例5:
一种玻璃纤维复合材料的制备工艺,包括步骤:
(1)将玻璃纤维单丝置于第一浆料中浸渍2.5小时,所述第一浆料是由以下重量份的组分制成的:硅丙乳液25份,甲基丙烯酸甲酯15份,异氰酸酯17份,碳纤维2.5份,氧化铝2.5份,甲基丙烯酸缩水甘油酯2.5份,二乙烯基苯1.5份,聚乙二醇800 35份,水100份;
(2)浸渍后的玻璃纤维单丝平织,平织密度为70目/厘米,得到基础玻纤布,经向密度高于纬向密度;
(3)挤压出基础玻纤布上的多余浆料,排除气泡,得到预成型玻纤布;
(4)在预成型玻纤布的两侧均匀涂覆第二浆料,然后将其进行紫外固化2.5小时,即得玻璃纤维复合材料;所述第二浆料是由以下重量份的组分制成的:聚偏二氯乙烯乳液40份,亚磷酸一苯二异辛酯18份,聚乙烯醇15份,烷基苯聚醚磺酸钠7份,2,2-双(4-羟基苯基)丙烷1~2份,羧甲基淀粉钠0.01份,水100份。
其中,步骤(1)中,第一浆料的配制方法是:称取配方量的聚偏二氯乙烯乳液、聚乙二醇800和水,搅拌混匀,依次加入甲基丙烯酸甲酯、异氰酸酯、甲基丙烯酸缩水甘油酯和二乙烯基苯,超声分散25分钟,再加入碳纤维和氧化铝,超声分散15分钟,即得。
步骤(4)中,第二浆料的配制方法是:边搅拌边将配方量的羧甲基淀粉钠加入水中,搅拌18小时,继续加入配方量的亚磷酸一苯二异辛酯、聚乙烯醇、烷基苯聚醚磺酸钠和2,2-双(4-羟基苯基)丙烷,搅拌均匀后再加入配方量的丙烯酸乳液,搅拌均匀即得。
对比例1
一种玻璃纤维复合材料的制备工艺,包括步骤:
(1)将玻璃纤维单丝置于第一浆料中浸渍2.5小时,所述第一浆料是由以下重量份的组分制成的:硅丙乳液25份,甲基丙烯酸甲酯15份,异氰酸酯17份,碳纤维2.5份,氧化铝2.5份,甲基丙烯酸缩水甘油酯2.5份,二乙烯基苯1.5份,聚乙二醇800 35份,水100份;
(2)浸渍后的玻璃纤维单丝平织,平织密度为70目/厘米,得到基础玻纤布,经向密度高于纬向密度;
(3)挤压出基础玻纤布上的多余浆料,排除气泡,即得。
其中,步骤(1)中,第一浆料的配制方法是:称取配方量的聚偏二氯乙烯乳液、聚乙二醇800和水,搅拌混匀,依次加入甲基丙烯酸甲酯、异氰酸酯、甲基丙烯酸缩水甘油酯和二乙烯基苯,超声分散25分钟,再加入碳纤维和氧化铝,超声分散15分钟,即得。
对比例2
一种玻璃纤维复合材料的制备工艺,包括步骤:
(1)玻璃纤维单丝平织,平织密度为70目/厘米,得到基础玻纤布,经向密度高于纬向密度;
(2)挤压出基础玻纤布上的多余浆料,排除气泡,得到预成型玻纤布;
(3)在预成型玻纤布的两侧均匀涂覆第二浆料,然后将其进行紫外固化2.5小时,即得玻璃纤维复合材料;所述第二浆料是由以下重量份的组分制成的:聚偏二氯乙烯乳液40份,亚磷酸一苯二异辛酯18份,聚乙烯醇15份,烷基苯聚醚磺酸钠7份,2,2-双(4-羟基苯基)丙烷1~2份,羧甲基淀粉钠0.01份,水100份。
其中,步骤(3)中,第二浆料的配制方法是:边搅拌边将配方量的羧甲基淀粉钠加入水中,搅拌18小时,继续加入配方量的亚磷酸一苯二异辛酯、聚乙烯醇、烷基苯聚醚磺酸钠和2,2-双(4-羟基苯基)丙烷,搅拌均匀后再加入配方量的丙烯酸乳液,搅拌均匀即得。
试验例
分别根据GB/T 8805-1988、GB 1697-82、GB/T6739-2006中的方法对实施例1~5复合材料进行弯曲度、抗冲击强度、硬度和拒水性能进行测试,结果见表1。
表1.复合材料的机械性能、耐磨性测试
弯曲度(MPa) 硬度
实施例1 572 552 5H
实施例2 572 554 5H
实施例3 573 556 5H
实施例4 574 556 5H
实施例5 575 565 5H
对比例1 358 364 4H
对比例2 302 312 4H
表1中,H表示硬度,H数越多意味着硬度越大,颜色越浅。由硬度测试结果可以看出,实施例1~5的复合材料具有较高硬度,反映了其耐磨性好。实施例1~5的弯曲度和抗冲击强度理想,具有较好的机械强度。对比例1和对比例2分别略去了表面涂覆处理和玻璃纤维原丝浸渍步骤,机械性能和耐磨性明显较差。
二、防水性能测试:
根据GB/T14577-1993的方法进行防水性能测试,用参比样照按照如下5级标准目测评定试样的防水性,5级最佳,1级最差:
5级,小水珠快速滴下;
4级,形成大水珠;
3级,部分试样沾上水珠;
2级,部分润湿;
1级,整个表面润湿。
测试结果见表2。
表2.防水性能测试结果
防水性能
实施例1 5级
实施例2 5级
实施例3 5级
实施例4 5级
实施例5 5级
对比例1 3级
对比例2 5级
从表2可以得出结论,实施例1~5以及对比例2具有更好的防水效果,而对比例1略去了表面涂覆步骤,防水性能明显变差。
三、长期使用效果:
温度30℃,湿度65%RH条件下,使用两年后,实施例1~5的涂层布均未出现涂层脱落的情况,仍能很好的附着,具有较长的使用寿命。
上述虽然对本发明的具体实施方式进行了描述,但并非对本发明保护范围的限制,在本发明的技术方案的基础上,本领域技术人员不需要付出创造性劳动即可做出的各种修改或变形仍在本发明的保护范围以内。

Claims (6)

1.一种玻璃纤维复合材料的制备工艺,其特征在于,包括步骤:
(1)将玻璃纤维单丝置于第一浆料中浸渍2~3小时,所述第一浆料是由以下重量份的组分制成的:硅丙乳液22~30份,甲基丙烯酸甲酯10~20份,异氰酸酯16~18份,碳纤维2~3份,氧化铝2~3份,甲基丙烯酸缩水甘油酯2~3份,二乙烯基苯1~2份,聚乙二醇800 30~40份,水100份;
(2)浸渍后的玻璃纤维单丝平织,得到基础玻纤布;
(3)挤压出基础玻纤布上的多余浆料,排除气泡,得到预成型玻纤布;
(4)在预成型玻纤布的两侧均匀涂覆第二浆料,然后将其进行紫外固化,即得玻璃纤维复合材料;所述第二浆料是由以下重量份的组分制成的:聚偏二氯乙烯乳液30~45份,亚磷酸一苯二异辛酯15~20份,聚乙烯醇10~20份,烷基苯聚醚磺酸钠5~8份,2,2-双(4-羟基苯基)丙烷1~2份,羧甲基淀粉钠0.01~0.02份,水100份。
2.根据权利要求1所述的一种玻璃纤维复合材料的制备工艺,其特征在于,步骤(1)中,第一浆料的配制方法是:称取配方量的聚偏二氯乙烯乳液、聚乙二醇800和水,搅拌混匀,依次加入甲基丙烯酸甲酯、异氰酸酯、甲基丙烯酸缩水甘油酯和二乙烯基苯,超声分散20~30分钟,再加入碳纤维和氧化铝,超声分散10~20分钟,即得。
3.根据权利要求1所述的一种玻璃纤维复合材料的制备工艺,其特征在于,步骤(2)中,所述平织的平织密度为50~80目/厘米。
4.根据权利要求1所述的一种玻璃纤维复合材料的制备工艺,其特征在于,步骤(2)中,基础玻纤布的经向密度高于纬向密度。
5.根据权利要求1所述的一种玻璃纤维复合材料的制备工艺,其特征在于,步骤(4)中,第二浆料的配制方法是:边搅拌边将配方量的羧甲基淀粉钠加入水中,搅拌12~24小时,继续加入配方量的亚磷酸一苯二异辛酯、聚乙烯醇、烷基苯聚醚磺酸钠和2,2-双(4-羟基苯基)丙烷,搅拌均匀后再加入配方量的丙烯酸乳液,搅拌均匀即得。
6.根据权利要求1所述的一种玻璃纤维复合材料的制备工艺,其特征在于,步骤(4)中紫外固化的处理时间为2~3小时。
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Application publication date: 20170620