CN110893704A - 一种高效的竹原纤维滤材及其制备方法 - Google Patents
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Abstract
一种高效的竹原纤维滤材及其制备方法,高效的竹原纤维滤材包括从上到下依次设置的第一化纤层、由竹原纤维与4080低熔聚脂纤维混合构成的第一混合层、PM滤纸层、第二化纤层和由竹原纤维与4080低熔聚脂纤维、麻、中空纤维共同混合构成的第二混合层,相邻层之间通过热熔胶层复合在一起。高效的竹原纤维滤材的制作方法,包括以下步骤:步骤一,将热熔粉均匀铺散在第一化纤层上;步骤二,将第一混合层的一侧覆盖在热熔粉及第一化纤层上;步骤三,通过激光头加热热熔粉,使得热熔粉融化成热熔胶层,通过融化的热熔胶层将第一化纤层与第一混合层的一侧粘接在一起。本发明具有过滤效果好的特点。
Description
技术领域
本发明涉及一种高效的竹原纤维滤材及其制备方法。
背景技术
中国专利文献号CN 206964066U于2018年02月06日公开了一种竹原纤维抗菌防霾口罩,包括防护层、鼻夹、呼吸阀以及耳带,口罩防护层包括外层防尘无纺布、中一层竹原纤维滤布、中二层绒喷布、中三层静电过滤布、内层超细纤维布。这种竹原纤维抗菌防霾口罩的过滤效果不够理想,有待改进。
发明内容
本发明的目的旨在提供一种过滤效果好的高效的竹原纤维滤材及其制备方法,以克服现有技术中的不足之处。
按此目的设计的一种高效的竹原纤维滤材,其特征是所述竹原纤维滤材包括从上到下依次设置的第一化纤层、由竹原纤维与4080低熔聚脂纤维混合构成的第一混合层、PM滤纸层、第二化纤层和由竹原纤维与4080低熔聚脂纤维、麻、中空纤维共同混合构成的第二混合层,相邻层之间通过热熔胶层复合在一起。
所述第一混合层中,竹原纤维的质量份数为80~90,4080低熔聚脂纤维的质量份数为10~20,竹原纤维与4080低熔聚脂纤维经过混和后热压成型。
所述第二混合层中,竹原纤维的质量份数为30~40,4080低熔聚脂纤维的质量份数为15~25,麻的质量份数为30~40,中空纤维的质量份数为5~15,竹原纤维与4080低熔聚脂纤维、麻、中空纤维经过混和后热压成型。
一种高效的竹原纤维滤材的制作方法,其特征是包括以下步骤:
步骤一,将热熔粉均匀铺散在第一化纤层上;
步骤二,将第一混合层的一侧覆盖在热熔粉及第一化纤层上;
步骤三,通过激光头加热热熔粉,使得热熔粉融化成热熔胶层,通过融化的热熔胶层将第一化纤层与第一混合层的一侧粘接在一起;
步骤四,将热熔粉均匀铺散在第一混合层的另一侧上;
步骤五,将PM滤纸层的一侧覆盖在热熔粉及第一混合层的另一侧上;
步骤六,首先将热熔粉均匀铺散在PM滤纸层的另一侧上,然后将第二化纤层的一侧覆盖在热熔粉及PM滤纸层的另一侧上;
步骤七,首先将热熔粉均匀铺散在第二化纤层的另一侧上,然后将第二混合层覆盖在热熔粉及第二化纤层的另一侧上;
步骤八,通过激光头加热热熔粉,使得热熔粉融化成热熔胶层,通过融化的热熔胶层分别将第一混合层的另一侧与PM滤纸层的一侧、PM滤纸层的另一侧与第二化纤层的一侧、第二化纤层的另一侧与第二混合层粘接在一起。
本发明中的竹原纤维滤材上到下依次设置的第一化纤层、由竹原纤维与4080低熔聚脂纤维混合构成的第一混合层、PM滤纸层、第二化纤层和由竹原纤维与4080低熔聚脂纤维、麻、中空纤维共同混合构成的第二混合层,相邻层之间通过热熔胶层复合在一起;该产品经过测试较普通的滤材的过滤效果提高50%~80%,其过滤效果得到了极大的提高。
附图说明
图1为本发明一实施例的端面放大示意图。
图中:1为第一化纤层,2为第一混合层,3为PM滤纸层,4为第二化纤层,5为第二混合层。
具体实施方式
下面结合附图及实施例对本发明作进一步描述。
参见图1,本高效的竹原纤维滤材,所述竹原纤维滤材包括从上到下依次设置的第一化纤层1、由竹原纤维与4080低熔聚脂纤维混合构成的第一混合层2、PM滤纸层3、第二化纤层4和由竹原纤维与4080低熔聚脂纤维、麻、中空纤维共同混合构成的第二混合层5,相邻层之间通过热熔胶层复合在一起。
所述第一混合层2中,竹原纤维的质量份数为80~90,4080低熔聚脂纤维的质量份数为10~20,竹原纤维与4080低熔聚脂纤维经过混和后热压成型。
所述第二混合层5中,竹原纤维的质量份数为30~40,4080低熔聚脂纤维的质量份数为15~25,麻的质量份数为30~40,中空纤维的质量份数为5~15,竹原纤维与4080低熔聚脂纤维、麻、中空纤维经过混和后热压成型。
在本实施例中,PM滤纸层3可以选用PM2.5滤纸层。第一化纤层1和第二化纤层4可以分别采用无纺布、合成纤维过滤棉等制成。
一种高效的竹原纤维滤材的制作方法,包括以下步骤:
步骤一,将热熔粉均匀铺散在第一化纤层1上;
步骤二,将第一混合层2的一侧覆盖在热熔粉及第一化纤层1上;
步骤三,通过激光头加热热熔粉,使得热熔粉融化成热熔胶层,通过融化的热熔胶层将第一化纤层1与第一混合层2的一侧粘接在一起;
步骤四,将热熔粉均匀铺散在第一混合层2的另一侧上;
步骤五,将PM滤纸层3的一侧覆盖在热熔粉及第一混合层2的另一侧上;
步骤六,首先将热熔粉均匀铺散在PM滤纸层3的另一侧上,然后将第二化纤层4的一侧覆盖在热熔粉及PM滤纸层3的另一侧上;
步骤七,首先将热熔粉均匀铺散在第二化纤层4的另一侧上,然后将第二混合层5覆盖在热熔粉及第二化纤层4的另一侧上;
步骤八,通过激光头加热热熔粉,使得热熔粉融化成热熔胶层,通过融化的热熔胶层分别将第一混合层2的另一侧与PM滤纸层3的一侧、PM滤纸层3的另一侧与第二化纤层4的一侧、第二化纤层4的另一侧与第二混合层5粘接在一起。
在实际生产中,热熔粉的铺散密度以能够粘接其相邻的上层与下层为宜。
以上显示和描述了本发明的基本原理和主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。
Claims (4)
1.一种高效的竹原纤维滤材,其特征是所述竹原纤维滤材包括从上到下依次设置的第一化纤层(1)、由竹原纤维与4080低熔聚脂纤维混合构成的第一混合层(2)、PM滤纸层(3)、第二化纤层(4)和由竹原纤维与4080低熔聚脂纤维、麻、中空纤维共同混合构成的第二混合层(5),相邻层之间通过热熔胶层复合在一起。
2.根据权利要求1所述的高效的竹原纤维滤材,其特征是所述第一混合层(2)中,竹原纤维的质量份数为80~90,4080低熔聚脂纤维的质量份数为10~20,竹原纤维与4080低熔聚脂纤维经过混和后热压成型。
3.根据权利要求1所述的高效的竹原纤维滤材,其特征是所述第二混合层(5)中,竹原纤维的质量份数为30~40,4080低熔聚脂纤维的质量份数为15~25,麻的质量份数为30~40,中空纤维的质量份数为5~15,竹原纤维与4080低熔聚脂纤维、麻、中空纤维经过混和后热压成型。
4.一种根据权利要求1所述的高效的竹原纤维滤材的制作方法,其特征是包括以下步骤:
步骤一,将热熔粉均匀铺散在第一化纤层(1)上;
步骤二,将第一混合层(2)的一侧覆盖在热熔粉及第一化纤层(1)上;
步骤三,通过激光头加热热熔粉,使得热熔粉融化成热熔胶层,通过融化的热熔胶层将第一化纤层(1)与第一混合层(2)的一侧粘接在一起;
步骤四,将热熔粉均匀铺散在第一混合层(2)的另一侧上;
步骤五,将PM滤纸层(3)的一侧覆盖在热熔粉及第一混合层(2)的另一侧上;
步骤六,首先将热熔粉均匀铺散在PM滤纸层(3)的另一侧上,然后将第二化纤层(4)的一侧覆盖在热熔粉及PM滤纸层(3)的另一侧上;
步骤七,首先将热熔粉均匀铺散在第二化纤层(4)的另一侧上,然后将第二混合层(5)覆盖在热熔粉及第二化纤层(4)的另一侧上;
步骤八,通过激光头加热热熔粉,使得热熔粉融化成热熔胶层,通过融化的热熔胶层分别将第一混合层(2)的另一侧与PM滤纸层(3)的一侧、PM滤纸层(3)的另一侧与第二化纤层(4)的一侧、第二化纤层(4)的另一侧与第二混合层(5)粘接在一起。
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