CN106700241A - 一种连续纤维增强热塑性复合树脂筋 - Google Patents
一种连续纤维增强热塑性复合树脂筋 Download PDFInfo
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Abstract
本发明提出了一种连续纤维增强热塑性复合树脂筋,由连续纤维增强热塑性复合材料经过涂覆分切制作成线后再通过拉挤二次制作而成。采用了上述技术方案后,本发明的有益效果是:可设计性强,能够根据实际的需求合理地选择树脂和纤维,以达到最佳的经济效果。连续纤维增强的热塑性树脂筋具有重量轻,比强度、比模量高,耐腐蚀、耐水性、耐磨擦性好的优点;对多种酸、碱呈惰性,抗冲击,致断应变值高;设计灵活性好,可选择适当的纤维种类、纤维含量和纤维取向来满足具体用途的要求。
Description
技术领域
本发明属于建筑新材料领域,特别涉及一种用于混凝土结构中替代钢筋的连续纤维增强热塑性复合树脂筋。
背景技术
钢筋是指钢筋混凝土用和预应力钢筋混凝土用钢材,其横截面为圆形,有时为带有圆角的方形,包括光圆钢筋、带肋钢筋、扭转钢筋。光圆钢筋实际上就是普通低碳钢的小圆钢和盘圆,变形钢筋是表面带肋的钢筋,钢筋在混凝土中主要承受拉应力,变形钢筋由于肋的作用,和混凝土有较大的粘结能力,因而能更好地承受外力的作用。钢筋广泛用于各种建筑结构,特别是大型、重型、轻型薄壁和高层建筑结构,钢筋混凝土结构是现代结构中最常用的,在我国已有大量的运用,但在某些环境下,钢筋存在易腐蚀等问题,在此情况下使用树脂筋材成了解决钢筋锈蚀这一问题的方法。
FRP筋材以高强玻璃纤维为增强材料,以合成树脂为基体材料,并掺入适量辅助剂复合而成的复合材料,但是FRP筋所用材料不能回收利用,且在制作过程中产生一些危害气体,不光对环境造成破坏,甚至对人的身体造成伤害,因此对树脂筋的推广和应用起到了一定阻碍。
发明内容
本发明所要解决的技术问题,是针对前述背景技术中的缺陷和不足,提供一种连续纤维增强热塑性复合树脂筋,此种结构的筋材生产效率高,表面简洁,且选用材料为热塑性树脂,对人体无害,不污染环境。
本发明的目的是这样实现的:由连续纤维增强热塑性复合材料经过涂覆分切制作成线后再通过拉挤二次制作而成。
采用了上述技术方案后,本发明的有益效果是:可设计性强,能够根据实际的需求合理地选择树脂和纤维,以达到最佳的经济效果。连续纤维增强的热塑性树脂筋具有重量轻,比强度、比模量高,耐腐蚀、耐水性、耐磨擦性好的优点;对多种酸、碱呈惰性,抗冲击,致断应变值高;设计灵活性好,可选择适当的纤维种类、纤维含量和纤维取向来满足具体用途的要求。
具体实施方式
下面结合实施例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作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。
由连续纤维增强热塑性复合材料经过涂覆分切制作成线后再通过拉挤二次制作而成。
作为一优选的实施方式,连续纤维增强热塑性复合材料包含以下重量份的组分制成:
连续纤维 55~70份;
改性树脂 30~45份。
作为一优选的实施方式,所述改性树脂包含以下重量份的组分:
热塑性树脂 60-90份;
增韧剂 1-10份;
耐磨剂 3-10份;
接枝剂 1-3份;
表面改性剂 3-10份;
熔喷树脂 2-5份;
热稳定剂 0.1-1份;
抗氧剂 0.1-1份;
光稳剂 0.1-1份;
色粉 0-2份;
所述改性树脂的熔融指数大于20g/10min。
作为一优选的实施方式,所述连续纤维选自无机连续纤维,所述无机连续纤维选自玻璃纤维、碳纤维、硼纤维或玄武岩纤维。
作为一优选的实施方式,所述热塑性树脂选自聚丙烯、聚乙烯,所述聚丙烯为均聚聚丙烯、共聚聚丙烯,所述聚乙烯为高密度聚乙烯、低密度聚乙烯。所述增韧剂为POE,所述耐磨剂选自热塑性弹性体,所述表面改性剂为含氟类表面改性剂,所述熔喷树脂为熔融指数大于1000g/10min的与基体树脂同种的树脂,所述接枝剂为马来酸酐接枝与基体树脂同种的树脂,所述热稳定剂为硬脂酸钙,所述抗氧剂为芳香胺类抗氧剂,受阻酚类抗氧剂,辅助抗氧剂中的一种或几种,其中优选1010四[β-(3,5-二叔丁基-4-羟基苯基)丙酸]季戊四醇酯和DSTP硫代二丙酸双十八酯,所述色粉为与产品颜色相同的色粉,所述母粒的基体应与基体树脂相同
作为一优选的实施方式,所述改性树脂的制作方法为将热塑性树脂、增韧剂、耐磨剂、接枝剂、表面改性剂、熔喷树脂、热稳定剂、抗氧剂、光稳剂、色粉一次加入高混机中低速混合5-10min,然后将混合物料送入双螺杆挤出机中挤出,经冷却,烘干,切粒后制成母粒。
作为一优选的实施方式,涂覆分切的方法为将纤维放置于纱架上,经穿纤,导纤,聚纤,展纤后将纤维展至一定面密度和一定宽度,与通过挤出机模头挤出的熔融树脂进行涂覆辊压成型后,进行分切成丝,收取成卷。
作为一优选的实施方式,拉挤的方法为将收卷后分切成丝的物料通过拉挤模具拉挤完成。
实施例:
1、连续玻璃纤维增强聚丙烯筋材
(1)准确称量
聚丙烯树脂 70份;
增韧剂 8份;
耐磨剂 8份;
接枝剂 2份;
表面改性剂 5份;
熔喷树脂 5份;
热稳定剂 0.2份;
抗氧剂 0.4份;
光稳剂 0.4份;
色粉 1份;
然后将物料一并倒入高混机中,进行低速混合5min,然后将混合后的物料送入挤出机中挤出,然后将混合物料送入双螺杆挤出机中挤出,经冷却,烘干,切粒后制成母粒。
(2)通过纱架将连续玻璃纤维导纤、穿纤、聚纤、展纤后将纤维展至一定面密度,一定宽度后与通过挤出机模头挤出的步骤(1)中的熔融树脂母粒进行涂覆辊压成型后进行分切成预浸带丝,收取成卷。
(3)将步骤(2)所制备的预浸带丝放置于放卷轴上,牵引其进入模具内,通过模具后,导出,经后期切割加工后,即可得到成品。
2、连续玻璃纤维增强聚乙烯筋材
(1)准确称量
聚乙烯树脂 70份;
增韧剂 7份;
耐磨剂 7份;
接枝剂 5份;
表面改性剂 3份;
熔喷树脂 5份;
热稳定剂 0.2份;
抗氧剂 0.4份;
光稳剂 0.4份;
色粉 2份;
然后将物料一并倒入高混机中,进行低速混合6min,然后将混合后的物料送入挤出机中挤出,然后将混合物料送入双螺杆挤出机中挤出,经冷却,烘干,切粒后制成母粒。
(2)通过纱架将连续玻璃纤维导纤、穿纤、聚纤、展纤后将纤维展至一定面密度,一定宽度后与通过挤出机模头挤出的步骤(1)中的熔融改性树脂进行涂覆辊压成型后进行分切成预浸带丝,收取成卷。
(3)将步骤(2)所制备的预浸带丝放置于放卷轴上,牵引其进入模具内,通过模具后,导出,经后期切割加工后,即可得到成品。
Claims (8)
1.一种连续纤维增强热塑性复合树脂筋,其特征在于:是由连续纤维增强热塑性复合材料经过涂覆分切制作成线后再通过拉挤二次制作而成。
2.根据权利要求1所述的连续纤维增强热塑性复合树脂筋,其特征在于:连续纤维增强热塑性复合材料包含以下重量份的组分制成:
连续纤维 55~70份;
改性树脂 30~45份。
3.根据权利要求2所述的连续纤维增强热塑性复合树脂筋,其特征在于:所述改性树脂包含以下重量份的组分:
热塑性树脂 60-90份;
增韧剂 1-10份;
耐磨剂 3-10份;
接枝剂 1-3份;
表面改性剂 3-10份;
熔喷树脂 2-5份;
热稳定剂 0.1-1份;
抗氧剂 0.1-1份;
光稳剂 0.1-1份;
色粉 0-2份;
所述改性树脂的熔融指数大于20g/10min。
4.根据权利要求2所述的连续纤维增强热塑性复合树脂筋,其特征在于:所述连续纤维选自无机连续纤维,所述无机连续纤维选自玻璃纤维、碳纤维、硼纤维或玄武岩纤维。
5.根据权利要求3所述的连续纤维增强热塑性复合树脂筋,其特征在于:所述热塑性树脂选自聚丙烯、聚乙烯;所述聚丙烯为均聚聚丙烯、共聚聚丙烯;所述聚乙烯为高密度聚乙烯、低密度聚乙烯。
6.根据权利要求3所述的连续纤维增强热塑性复合树脂筋,其特征在于:所述改性树脂的制作方法为将热塑性树脂、增韧剂、耐磨剂、接枝剂、表面改性剂、熔喷树脂、热稳定剂、抗氧剂、光稳剂、色粉一次加入高混机中低速混合5-10min,然后将混合物料送入双螺杆挤出机中挤出,经冷却,烘干,切粒后制成母粒。
7.根据权利要求1所述的连续纤维增强热塑性复合树脂筋,其特征在于:涂覆分切的方法为将纤维放置于纱架上,经穿纤、导纤、聚纤、展纤后将纤维展至一定面密度和一定宽度,与通过挤出机模头挤出的熔融树脂进行涂覆辊压成型后,进行分切成丝,收取成卷。
8.根据权利要求7所述的连续纤维增强热塑性复合树脂筋,其特征在于:拉挤的方法为将收卷后分切成丝的物料通过拉挤模具拉挤完成。
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Citations (4)
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---|---|---|---|---|
CN1602380A (zh) * | 2001-12-12 | 2005-03-30 | 复合加强系统公司 | 用来增强材料的筋 |
CN103724813A (zh) * | 2012-10-16 | 2014-04-16 | 辽宁辽杰科技有限公司 | 连续纤维增强热塑性阻燃抗静电复合材料及其制备方法 |
CN104723582A (zh) * | 2015-03-27 | 2015-06-24 | 解廷秀 | 一种连续纤维增强热塑性复合材料的制造设备及其应用 |
CN106633367A (zh) * | 2016-08-29 | 2017-05-10 | 青岛红石极威实业发展有限公司 | 一种连续纤维增强热塑性复合树脂筋 |
-
2016
- 2016-09-12 CN CN201610815905.3A patent/CN106700241A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1602380A (zh) * | 2001-12-12 | 2005-03-30 | 复合加强系统公司 | 用来增强材料的筋 |
CN103724813A (zh) * | 2012-10-16 | 2014-04-16 | 辽宁辽杰科技有限公司 | 连续纤维增强热塑性阻燃抗静电复合材料及其制备方法 |
CN104723582A (zh) * | 2015-03-27 | 2015-06-24 | 解廷秀 | 一种连续纤维增强热塑性复合材料的制造设备及其应用 |
CN106633367A (zh) * | 2016-08-29 | 2017-05-10 | 青岛红石极威实业发展有限公司 | 一种连续纤维增强热塑性复合树脂筋 |
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