CN114474911A - 一种防滑塑料编织布及其制备方法 - Google Patents
一种防滑塑料编织布及其制备方法 Download PDFInfo
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Abstract
本发明涉及塑料编织布技术领域,提出了一种防滑塑料编织布及其制备方法,包括防滑膜层、无纺布层有纺布层,所述无纺布层位于所述防滑膜层和所述有纺布层之间,所述有纺布层包括互相交错编织的经线和纬线,所述经线包括以下重量份的组分:均聚聚丙烯50‑70份、高压聚乙烯15‑25份、超微细碳酸钙5‑10份、抗老化母粒3‑5份、松节油2‑5份、色母粒4‑6份、偶联剂1‑2份;所述纬线包括以下重量份的组分:均聚聚丙烯50‑70份、高压聚乙烯15‑25份、乙烯‑醋酸乙烯酯共聚物10‑20份、聚烯烃弹性体10‑15份、增粘改性树脂10‑15份、耐磨剂3‑8份。通过上述技术方案,解决了现有技术中‑编织布防滑效果与使用寿命难以兼顾的问题。
Description
技术领域
本发明涉及塑料编织布技术领域,具体的,涉及一种防滑塑料编织布及其制备方法。
背景技术
目前广泛应用的聚烯烃塑料编织布常用材料为聚乙烯或聚丙烯,但是,其表面光洁,防滑性能较差,因而在应用过程中对其制品的使用性能有很大的限制,当作为包装材料时,如编织袋装物后,在运输、搬运的过程,或储存堆垛时易滑脱,造成一定的安全隐患,无法实现码垛高度的增加,因而造成大面积的空间浪费;在一些具有湿滑斜面但是应用环境又比较恶劣的场景,现有的塑料编织布也难以满足寿命与安全的双保障。
现有技术中,针对编织布人们也在尝试采用各种方法来提升其防滑的效果,有采取在编织布表面涂覆防滑剂,但是这种方式易破损,导致编织布表面局部依然不具备防滑功能,还有的采用改变其表面形状,加凸起点或者筋的形式实现防滑的效果,但是这样制作难度大、成本高,难以适用在批量使用或者大面积使用的场合,因此都存在一定局限性,基于以上问题,亟需一种长寿命、高效防滑的编织布。
发明内容
本发明提出一种防滑塑料编织布及其制备方法,解决了现有技术中编织布防滑效果与使用寿命难以兼顾的问题。
本发明的技术方案如下:
一种防滑塑料编织布,包括防滑膜层、无纺布层、有纺布层,所述无纺布层位于所述防滑膜层和所述有纺布层之间,所述有纺布层包括互相交错编织的经线和纬线,所述经线包括以下重量份的组分:均聚聚丙烯50-70份、高压聚乙烯15-25份、超微细碳酸钙5-10份、抗老化母粒3-5份、抗氧剂4-6份、松节油2-5份、色母粒4-6份、偶联剂1-2份,所述纬线包括以下重量份的组分:均聚聚丙烯50-70份、高压聚乙烯15-25份、乙烯-醋酸乙烯酯共聚物10-20份、聚烯烃弹性体10-15份、增粘改性树脂10-15份,耐磨剂3-8份。
作为进一步的技术方案,所述经线包括以下重量份的组分:均聚聚丙烯60份、高压聚乙烯20份、超微细碳酸钙7份、抗老化母粒3.5份、松节油3份、色母粒5份、偶联剂0.6份,所述纬线包括以下重量份的组分:均聚聚丙烯60份、高压聚乙烯20份、乙烯-醋酸乙烯酯共聚物16份、聚烯烃弹性体12份、增粘改性树脂13份,耐磨剂6份。
作为进一步的技术方案,所述超微细碳酸钙的粒径为0.05μm<d≤0.08μm。
作为进一步的技术方案,所述抗老化母粒由以下重量份的组分组成:光稳定剂2-3份、抗氧剂1-2份。
作为进一步的技术方案,所述光稳定剂为UV-327或UV-531;所述抗氧剂为抗氧剂1010、抗氧剂1076或抗氧剂168中的一种。
作为进一步的技术方案,所述偶联剂为硅烷偶联剂或钛酸酯偶联剂中的任一种。
作为进一步的技术方案,所述增粘改性树脂由以下重量份的组分组成:树脂20-40份、苯氧乙醇5-10份、塑料增粘剂10-15份。
作为进一步的技术方案,所述增粘改性树脂的制备方法为:将树脂和塑料增粘剂混合后升温至220℃,得到的混合物再加入苯氧乙醇,进行熔炼得到增粘改性树脂,
作为进一步的技术方案,所述耐磨改性剂为绢云母与碳化硅微粉质量比2:1的混合物。
作为进一步的技术方案,所述无纺布层包括以下重量份的组分:均聚聚丙烯40-60份、增粘母料20-30份、高压聚乙烯10-25份、抗老化母粒3-5份、色母粒4-6份。
一种防滑塑料编织布的制备方法,包括以下步骤:
S10:混料,将经线、纬线的原料分别进行混合,搅拌均匀;
S20:熔料挤出,将机筒温度分段递增并设定在200℃-280℃,各自熔解以上原料,模头温度设定在280℃,从模头挤出;
S30:挤出片降温,以上各自原料挤出片经过40℃的冷却水槽进行降温处理;
S40:剖丝,选取刀垫将挤出片切割为胚丝;
S50:升温拉伸,将烘箱温度保持在150℃-160℃之间,将胚丝进行纵向拉伸,得到初级扁丝;
S60:定型,热定型辊加热初级扁丝,保持温度80℃,持续8s,再经过冷水辊进行冷定型,得到定型扁丝;
S70:活化,通过等离子体对定型扁丝进行离子轰击,实现表面活化,得到活化扁丝;
S80:编织,通过圆织机将得到的活化扁丝,按照原料分为经线和纬线,编织成有纺布;
S90:流延复合,在有纺布层上将无纺布层的原料按照配比制作成为无纺布层,在无纺布层上,淋膜形成防滑膜层,并采用大花纹冷却辊定型,形成防滑膜层、无纺布层及有纺布层依次复合的编织布。
本发明的工作原理及有益效果为:
1、本发明中,防滑塑料编织布采用防滑膜层、无纺布层及有纺布层多层结构流延复合,其中有纺布为经纬线编织而成,有纺布的经纬线按照不同的原料进行制作,其中经线所采用的原料配比能够让经线具有较强的各项异性,经线的抗拉强度、及抗老化能力更强,纬线所采用的原料配比能够让纬线具备更好的防滑、耐磨效果,将两者进行编织形成有纺布,这样形成的有纺布既能够达到防滑的效果,还能够具有较好的力学性能,这样得到的防滑塑料编织布不易由于表面损伤导致防滑性能降低,也能够在低成本的情况下获得比较长久的使用寿命,在应用过程中,作为包装材料能够具有应有的包装强度,在工程的使用过程中,具有倾斜面的使用场合下,比如河岸的覆盖,能够起到围挡的效果,在这两种场合之下,还能兼顾防滑的效果,基于经线纬线性质各异并进行编织组合的思路,能够很好的解决现有技术中防滑与寿命难以兼顾的问题。
2、本发明中,针对防滑塑料编织布,还提出一种防滑塑料编织布的制备方法,在制作过程中,按照防滑塑料编织布中的有纺布经纬线的原料配比进行配料制作扁丝,进行编织形成有纺布之前,还进行等离子体的活化处理,扁丝表面受到离子的轰击能够活化,从而扁丝能够具备更好的防滑性能,编织而成后的有纺布防滑性能更好,将防滑膜层、无纺布层及有纺布层复合而成,通过以上工艺结合有纺布的特殊编织组合方式,能够进一步提升塑料编织布的防滑性能。
具体实施方式
下面将结合本发明实施例,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,都涉及本发明保护的范围。
实施例1
一种防滑塑料编织布的制备方法,包括以下步骤:
S00:备料
无纺布层包括以下重量份的组分:
均聚聚丙烯40份、增粘母料20份、高压聚乙烯10份、抗老化母粒3份、色母粒4份;
防滑膜层包括以下重量份的组分:高压乙烯20份,聚丙烯45份,增粘母料35份,双抗母料4份;
有纺布层采用经纬线进行编织而成,经线包括以下重量份的组分:均聚聚丙烯50份、高压聚乙烯15份、超微细碳酸钙5份、抗老化母粒3份、松节油2份、色母粒4份、偶联剂1份;其中,抗老化母料由以下重量份的组分组成:光稳定剂UV-327 2份,抗氧剂1010 1份;
纬线包括以下重量份的组分:均聚聚丙烯50份、高压聚乙烯15份、乙烯-醋酸乙烯酯共聚物10份、聚烯烃弹性体10份、增粘改性树脂10份、耐磨剂3份;其中,增粘改性树脂由以下方法制备:将20份碳五石油树脂和10份塑料增粘剂SL-10混合后升温至220℃,得到的混合物再加入5份苯氧乙醇,进行熔炼得到增粘改性树脂;
S10:混料,将经线、纬线的原料分别进行混合,搅拌均匀;
S20:熔料挤出,将机筒温度分段递增并设定在200℃-280℃,各自熔解以上原料,模头温度设定在280℃,从模头挤出;
S30:挤出片降温,以上各自原料挤出片经过40℃的冷却水槽进行降温处理;
S40:剖丝,选取刀垫将挤出片切割为胚丝;
S50:升温拉伸,将烘箱温度保持在150℃-160℃之间,将胚丝进行纵向拉伸,得到初级扁丝;
S60:定型,热定型辊加热初级扁丝,保持温度80℃,持续8s,再经过冷水辊进行冷定型,得到定型扁丝;
S70:活化,通过等离子体对定型扁丝进行离子轰击,实现表面活化,得到活化扁丝;
S80:编织,通过圆织机将得到的活化扁丝,按照原料分为经线和纬线,编织成有纺布;
S90:流延复合,在有纺布层上将无纺布层的原料按照配比制作成为无纺布层,在无纺布层上,淋膜形成防滑膜层,并采用大花纹冷却辊定型,形成防滑膜层、无纺布层及有纺布层依次复合的编织布。
实施例2
一种防滑塑料编织布的制备方法,包括以下步骤:
S00:备料
无纺布层各组成的重量份组成如下:
均聚聚丙烯60份、增粘母料30份、高压聚乙烯25份、抗老化母粒5份、色母粒6份;
防滑膜层包括以下重量份的组分:高压乙烯20份,聚丙烯45份,增粘母料35份,双抗母料4份;
有纺布层采用经纬线进行编织而成,经线包括以下重量份的组分:均聚聚丙烯70份、高压聚乙烯25份、超微细碳酸钙10份、抗老化母粒5份松节油5份、色母粒6份、偶联剂2份;其中,抗老化母料由以下重量份的组分组成:光稳定剂UV-531 3份,抗氧剂1076 2份;
纬线包括以下重量份的组分:均聚聚丙烯70份、高压聚乙烯25份、乙烯-醋酸乙烯酯共聚物20份、聚烯烃弹性体15份、增粘改性树脂15份、耐磨剂8份;其中,增粘改性树脂由以下方法制备:将40份碳五石油树脂和15份塑料增粘剂SL-10混合后升温至220℃,得到的混合物再加入10份苯氧乙醇,进行熔炼得到增粘改性树脂;
S10:混料,将经线、纬线的原料分别进行混合,搅拌均匀;
S20:熔料挤出,将机筒温度分段递增并设定在200℃-280℃,各自熔解以上原料,模头温度设定在280℃,从模头挤出;
S30:挤出片降温,以上各自原料挤出片经过40℃的冷却水槽进行降温处理;
S40:剖丝,选取刀垫将挤出片切割为胚丝;
S50:升温拉伸,将烘箱温度保持在150℃-160℃之间,将胚丝进行纵向拉伸,得到初级扁丝;
S60:定型,定型,热定型辊加热初级扁丝,保持温度80℃,持续8s,再经过冷水辊进行冷定型,得到定型扁丝;
S70:活化,通过等离子体对定型扁丝进行离子轰击,实现表面活化,得到活化扁丝;
S80:编织,通过圆织机将得到的活化扁丝,按照原料分为经线和纬线,编织成有纺布;
S90:流延复合,在有纺布层上将无纺布层的原料按照配比制作成为无纺布层,在无纺布层上,淋膜形成防滑膜层,并采用大花纹冷却辊定型,形成防滑膜层、无纺布层及有纺布层依次复合的编织布。
实施例3
一种防滑塑料编织布的制备方法,包括以下步骤:
S00:备料
无纺布层各组成的重量份组成如下:
均聚聚丙烯51份、增粘母料24份、高压聚乙烯17份、抗老化母粒4.2份、色母粒5.2份;
防滑膜层包括以下重量份的组分:高压乙烯20份,聚丙烯45份,增粘母料35份,双抗母料4份;
有纺布层采用经纬线进行编织而成,经线包括以下重量份的组分:均聚聚丙烯60份、高压聚乙烯20份、超微细碳酸钙7份、抗老化母粒3.5份、松节油3份、色母粒5份、偶联剂0.6份;其中,抗老化母料由以下重量份的组分组成:光稳定剂UV-327 2.5份,抗氧剂10761.5份;
纬线包括以下重量份的组分:均聚聚丙烯60份、高压聚乙烯20份、乙烯-醋酸乙烯酯共聚物16份、聚烯烃弹性体12份、增粘改性树脂13份、耐磨剂6份;其中,增粘改性树脂由以下方法制备:将30份碳五石油树脂和12份塑料增粘剂SL-10混合后升温至220℃,得到的混合物再加入8份苯氧乙醇,进行熔炼得到增粘改性树脂;
S10:混料,将经线、纬线的原料分别进行混合,搅拌均匀;
S20:熔料挤出,将机筒温度分段递增并设定在200℃-280℃,各自熔解以上原料,模头温度设定在280℃,从模头挤出;
S30:挤出片降温,以上各自原料挤出片经过40℃的冷却水槽进行降温处理;
S40:剖丝,选取刀垫将挤出片切割为胚丝;
S50:升温拉伸,将烘箱温度保持在150℃-160℃之间,将胚丝进行纵向拉伸,得到初级扁丝;
S60:定型,定型,热定型辊加热初级扁丝,保持温度80℃,持续8s,再经过冷水辊进行冷定型,得到定型扁丝;
S70:活化,通过等离子体对定型扁丝进行离子轰击,实现表面活化,得到活化扁丝;
S80:编织,通过圆织机将得到的活化扁丝,按照原料分为经线和纬线,编织成有纺布;
S90:流延复合,在有纺布层上将无纺布层的原料按照配比制作成为无纺布层,在无纺布层上,淋膜形成防滑膜层,并采用大花纹冷却辊定型,形成防滑膜层、无纺布层及有纺布层依次复合的编织布。
对比例1
与实施例1的区别仅在于,备料阶段,纬线原料中不包括增粘改性树脂;
对比例2
与实施例1的区别仅在于,备料阶段,纬线原料中不包括耐磨剂;
对比例3
与实施例1的区别仅在于,备料阶段,纬线原料中由等量的碳五石油树脂代替增粘改性树脂;
对比例4
与实施例1的区别仅在于,制备方法中未进行步骤S70活化,其余步骤与实施例1相同;
上述实施例与对比例中,超微细碳酸钙的粒径为0.05μm<d≤0.08μm;耐磨剂为绢云母与碳化硅微粉质量比2:1的混合物;无纺布层的抗老化母粒与经线的抗老化母粒相同。
按照GB/T 10006《塑料 薄膜和薄片 摩擦系数的测定》中规定的方法测试样品的静摩擦系数和动摩擦系数,其中,测试样品为实施例1-3及对比例1-4的防滑塑料编织布;
测试结果见下表:
表1 实施例1-3及对比例1-4的防滑塑料编织布的防滑性能测试结果
测试项目 | 实施例1 | 实施例2 | 实施例3 | 对比例1 | 对比例2 | 对比例3 | 对比例4 |
动摩擦系数 | 0.412 | 0.433 | 0.429 | 0.323 | 0.342 | 0.349 | 0.362 |
静摩擦系数 | 0.512 | 0.535 | 0.528 | 0.358 | 0.383 | 0.389 | 0.401 |
从上表中数据可以看出,与对比例1-4相比,实施例1-3的防滑塑料编织布的动摩擦系数和静摩擦系数均显著增大,说明本发明的防滑塑料编织布具有良好的防滑性能。
对比例1与实施例1对比,动摩擦系数与静摩擦系数均有明显降低,说明纬线中具有增粘改性树脂能够提升防滑塑料编织布的防滑性能,对比例3与实施例1对比,添加的是未经改性的树脂,防滑性能虽然也有提升,但是与实施例1相比,其防滑性能还具有一定差距,因此可以看出增粘改性树脂能够明显提升防滑塑料编织布的防滑性能;除此之外,我们可以看到不具备耐磨剂的对比例3的防滑性能对比例2相比也具有一定提升,可以看出耐磨剂也具有一定的提升防滑性能的作用;
在制作工艺上,对比例4与实施例1的区别在于没有活化步骤,可以看到对比例4的防滑性能相比于其他对比例的性能具有提升,但是与具有活化步骤的实施例1相比防滑性能差距依然很大,可以看到,活化步骤能够改变扁丝的表面的防滑性能;
本发明中采取经纬线材料配方独立、编织而成的方式,经线在抗氧化、抗拉强度、抗老化方面具有优异的性能指标,结合上防滑性能更优的纬线,能够达到现有编织布强度的情况下,还具有更优良的防滑性能。
以上仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改份、等同替换份、改进等,均应包含在本发明的保护范围之内。
Claims (10)
1.一种防滑塑料编织布,其特征在于,包括防滑膜层、无纺布层及有纺布层,所述无纺布层位于所述防滑膜层和所述有纺布层之间,所述有纺布层包括互相交错编织的经线和纬线,所述经线包括以下重量份的组分:均聚聚丙烯50-70份、高压聚乙烯15-25份、超微细碳酸钙5-10份、抗老化母粒3-5份、松节油2-5份、色母粒4-6份、偶联剂1-2份;所述纬线包括以下重量份的组分:均聚聚丙烯50-70份、高压聚乙烯15-25份、乙烯-醋酸乙烯酯共聚物10-20份、聚烯烃弹性体10-15份、增粘改性树脂10-15份、耐磨剂3-8份。
2.根据权利要求1所述的防滑塑料编织布,其特征在于,所述经线包括以下重量份的组分:均聚聚丙烯60份、高压聚乙烯20份、超微细碳酸钙7份、抗老化母粒3.5份、松节油3份、色母粒5份、偶联剂0.6份;所述纬线包括以下重量份的组分:均聚聚丙烯60份、高压聚乙烯20份、乙烯-醋酸乙烯酯共聚物16份、聚烯烃弹性体12份、增粘改性树脂13份,耐磨剂6份。
3.根据权利要求1所述的防滑塑料编织布,其特征在于,所述超微细碳酸钙的粒径为0.05μm<d≤0.08μm。
4.根据权利要求1所述的防滑塑料编织布,其特征在于,所述抗老化母粒由以下重量份的组分组成:光稳定剂2-3份、抗氧剂1-2份。
5.根据权利要求4所述的防滑塑料编织布,其特征在于,所述光稳定剂为UV-327或UV-531;所述抗氧剂为抗氧剂1010、抗氧剂1076、或抗氧剂168中的一种。
6.根据权利要求1所述的防滑塑料编织布,其特征在于,所述偶联剂为硅烷偶联剂或钛酸酯偶联剂中的任一种。
7.根据权利要求1所述的防滑塑料编织布,其特征在于,所述增粘改性树脂由以下重量份的组分组成:树脂20-40份、苯氧乙醇5-10份、塑料增粘剂10-15份。
8.根据权利要求1所述的防滑塑料编织布,其特征在于,所述耐磨剂为绢云母与碳化硅微粉质量比2:1的混合物。
9.根据权利要求1所述的防滑塑料编织布,其特征在于,所述无纺布层包括以下重量份的组分:均聚聚丙烯40-60份、增粘母料20-30份、高压聚乙烯10-25份、抗老化母粒3-5份、色母粒4-6份。
10.一种防滑塑料编织布的制备方法,用于制备权利要求1~权利要求9任一项所述的防滑塑料编织布,其特征在于,包括以下步骤:
S10:混料,将经线、纬线的原料分别进行混合,搅拌均匀;
S20:熔料挤出,将机筒温度分段递增并设定在200℃-280℃,各自熔解以上原料,模头温度设定在280℃,从模头挤出;
S30:挤出片降温,以上各自原料挤出片经过40℃的冷却水槽进行降温处理;
S40:剖丝,选取刀垫将挤出片切割为胚丝;
S50:升温拉伸,将烘箱温度保持在150℃-160℃之间,将胚丝进行纵向拉伸,得到初级扁丝;
S60:定型,热定型辊加热初级扁丝,保持温度80℃,持续8s,再经过冷水辊进行冷定型,得到定型扁丝;
S70:活化,通过等离子体对定型扁丝进行离子轰击,实现表面活化,得到活化扁丝;
S80:编织,通过圆织机将得到的活化扁丝,按照原料分为经线和纬线,编织成有纺布;
S90:流延复合,在有纺布层上将无纺布层的原料按照配比制作成为无纺布层,在无纺布层上,淋膜形成防滑膜层,并采用大花纹冷却辊定型,形成防滑膜层、无纺布层及有纺布层依次复合的编织布。
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