CN115707803A - Multicomponent parallel cool composite fiber and cool sanitary article - Google Patents
Multicomponent parallel cool composite fiber and cool sanitary article Download PDFInfo
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- CN115707803A CN115707803A CN202111077948.3A CN202111077948A CN115707803A CN 115707803 A CN115707803 A CN 115707803A CN 202111077948 A CN202111077948 A CN 202111077948A CN 115707803 A CN115707803 A CN 115707803A
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- 239000000835 fiber Substances 0.000 title claims abstract description 124
- 239000002131 composite material Substances 0.000 title claims abstract description 53
- -1 polyethylene Polymers 0.000 claims abstract description 46
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 26
- 239000011707 mineral Substances 0.000 claims abstract description 26
- 229920000139 polyethylene terephthalate Polymers 0.000 claims abstract description 26
- 239000005020 polyethylene terephthalate Substances 0.000 claims abstract description 26
- 238000002844 melting Methods 0.000 claims abstract description 19
- 230000008018 melting Effects 0.000 claims abstract description 19
- 239000004698 Polyethylene Substances 0.000 claims abstract description 13
- 229920000573 polyethylene Polymers 0.000 claims abstract description 13
- 239000004743 Polypropylene Substances 0.000 claims abstract description 9
- 229920001155 polypropylene Polymers 0.000 claims abstract description 9
- 229920000728 polyester Polymers 0.000 claims abstract description 8
- 229920002635 polyurethane Polymers 0.000 claims abstract description 4
- 239000004814 polyurethane Substances 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims description 18
- 239000010977 jade Substances 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 7
- 229910044991 metal oxide Inorganic materials 0.000 claims description 5
- 150000004706 metal oxides Chemical class 0.000 claims description 5
- 239000010445 mica Substances 0.000 claims description 5
- 229910052618 mica group Inorganic materials 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 239000004745 nonwoven fabric Substances 0.000 description 18
- 230000000052 comparative effect Effects 0.000 description 12
- 239000000203 mixture Substances 0.000 description 9
- 239000000843 powder Substances 0.000 description 9
- 239000010410 layer Substances 0.000 description 7
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- 238000001125 extrusion Methods 0.000 description 6
- 239000000155 melt Substances 0.000 description 6
- 238000009987 spinning Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000012792 core layer Substances 0.000 description 3
- 206010016334 Feeling hot Diseases 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
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- 238000011156 evaluation Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000035597 cooling sensation Effects 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
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- 239000011787 zinc oxide Substances 0.000 description 1
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- Multicomponent Fibers (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Nonwoven Fabrics (AREA)
Abstract
一种多组分并列型凉感复合纤维及凉感卫生用品，且所述多组分并列型凉感复合纤维包含纤维体及导热矿物。所述纤维体包括并列设置的第一纤维部及第二纤维部。所述第一纤维部由第一组分所形成。所述第一组分选自聚乙烯、聚丙烯、聚对苯二甲酸乙二酯，或上述任意的组合。所述第二纤维部由第二组分所形成。所述第二组分选自聚酯、聚氨酯，或上述的组合。所述第二组分的回潮率为0.1％以上且熔点与所述第一组分不同。以所述纤维体的总量为100wt％计，所述第一组分的含量为20至50wt％，且所述第二组分的含量为50至80wt％。所述导热矿物分布于所述第二纤维部中，且以所述第二组分的总量为100重量份计，所述导热矿物的含量为0.01至10重量份。A multi-component side-by-side cool-feel composite fiber and a cool-feel sanitary product, and the multi-component side-by-side cool-feel composite fiber includes fiber bodies and heat-conducting minerals. The fiber body includes a first fiber part and a second fiber part arranged side by side. The first fiber portion is formed from a first component. The first component is selected from polyethylene, polypropylene, polyethylene terephthalate, or any combination of the above. The second fiber portion is formed from a second component. The second component is selected from polyester, polyurethane, or a combination thereof. The second component has a moisture regain of 0.1% or more and a melting point different from that of the first component. Based on the total amount of the fiber body being 100 wt%, the content of the first component is 20 to 50 wt%, and the content of the second component is 50 to 80 wt%. The heat-conducting mineral is distributed in the second fiber part, and the content of the heat-conducting mineral is 0.01 to 10 parts by weight based on 100 parts by weight of the total amount of the second component.
Description
技术领域technical field
本发明涉及一种复合纤维及卫生用品，特别是涉及一种多组分并列型凉感复合纤维及包含所述多组分并列型凉感复合纤维的凉感卫生用品。The invention relates to a composite fiber and a hygienic article, in particular to a multi-component side-by-side cool-feeling composite fiber and a cool-feeling hygienic article comprising the multi-component side-by-side cool-feeling composite fiber.
背景技术Background technique
中国专利公开第108570765A号揭示一种凉感热风无纺布的制备方法，且所述方法包含步骤(1)至步骤(3)。在步骤(1)中，制备双组分凉感纤维，于芯层外包裹皮层而制得皮芯复合的同心结构的纤维，所述皮层的成分的熔点为100℃至160℃，所述芯层的成分的熔点比所述皮层的成分的熔点高20℃，此外，所述皮层中含有凉感矿物微粒，其中，所述凉感矿物微粒占所述皮层的重量比例为0.01％至10％。所述凉感矿物微粒为云母、玉石、珍珠、麦饭石或硅酸盐类，且尺寸为小于1微米。在步骤(2)中，梳理所述双组分凉感纤维成纤维网面。在步骤(3)中，将所述纤维网面经热风黏合成热风无纺布。虽然所述凉感热风无纺布具有凉爽降温触感，然而，所述凉感热风无纺布的触摸凉感仍不足。Chinese Patent Publication No. 108570765A discloses a method for preparing a cooling and hot-air nonwoven fabric, and the method includes steps (1) to (3). In step (1), a two-component cooling fiber is prepared, and the core layer is wrapped with a skin layer to obtain a fiber with a core-skin composite concentric structure. The melting point of the components of the skin layer is 100° C. to 160° C., and the core layer is The melting point of the ingredients of the layer is 20°C higher than the melting point of the ingredients of the skin layer. In addition, the skin layer contains cool-sensing mineral particles, wherein the weight ratio of the cool-sensing mineral particles to the skin layer is 0.01% to 10%. . The cooling mineral particles are mica, jade, pearl, medical stone or silicate, and the size is less than 1 micron. In step (2), the two-component cool-feeling fibers are combed to form a fiber web. In step (3), the fiber web surface is bonded by hot air to form a hot air nonwoven fabric. Although the cool feeling hot air nonwoven fabric has a cool cooling touch, yet, the cool feeling of the cool feeling hot air nonwoven fabric is still not enough.
发明内容Contents of the invention
本发明的第一目的在于提供一种多组分并列型凉感复合纤维。The first object of the present invention is to provide a multi-component side-by-side cooling composite fiber.
本发明多组分并列型凉感复合纤维，包含：纤维体及导热矿物。所述纤维体包括第一纤维部及与所述第一纤维部并列设置的第二纤维部。所述第一纤维部由第一组分所形成。所述第一组分选自聚乙烯、聚丙烯、聚对苯二甲酸乙二酯，或上述任意的组合。所述第二纤维部由第二组分所形成。所述第二组分选自聚酯、聚氨酯，或上述的组合。所述第二组分的回潮率为0.1％以上，且熔点与所述第一组分不同。以所述纤维体的总量为100wt％计，所述第一组分的含量为20wt％至50wt％，且所述第二组分的含量为50wt％至80wt％。所述导热矿物分布于所述第二纤维部中，且以所述第二组分的总量为100重量份计，所述导热矿物的含量为0.01重量份至10重量份。The multi-component side-by-side cooling-feeling composite fiber of the present invention includes: fiber bodies and heat-conducting minerals. The fiber body includes a first fiber part and a second fiber part juxtaposed with the first fiber part. The first fiber portion is formed from a first component. The first component is selected from polyethylene, polypropylene, polyethylene terephthalate, or any combination of the above. The second fiber portion is formed from a second component. The second component is selected from polyester, polyurethane, or a combination thereof. The moisture regain of the second component is above 0.1%, and the melting point is different from that of the first component. Assuming that the total amount of the fiber body is 100wt%, the content of the first component is 20wt% to 50wt%, and the content of the second component is 50wt% to 80wt%. The heat-conducting mineral is distributed in the second fiber portion, and based on 100 parts by weight of the second component, the content of the heat-conducting mineral is 0.01 to 10 parts by weight.
在本发明多组分并列型凉感复合纤维中，所述纤维体还包括与所述第一纤维部并列设置的第三纤维部单元，且所述第三纤维部单元包括至少一由第三组分所形成的第三纤维部，且与所述第一纤维部并列设置的第三纤维部的第三组分与所述第一组分不同。In the multi-component side-by-side cooling composite fiber of the present invention, the fiber body further includes a third fiber unit arranged side by side with the first fiber unit, and the third fiber unit includes at least one third fiber unit The third fiber portion formed by the component, and the third fiber portion juxtaposed with the first fiber portion has a third component different from the first component.
在本发明多组分并列型凉感复合纤维中，所述聚酯为聚对苯二甲酸乙二酯。In the multi-component side-by-side cooling composite fiber of the present invention, the polyester is polyethylene terephthalate.
在本发明多组分并列型凉感复合纤维中，所述导热矿物选自陶瓷、云母、玉石、金属氧化物，或上述任意的组合。In the multi-component side-by-side cool-feeling composite fiber of the present invention, the heat-conducting mineral is selected from ceramics, mica, jade, metal oxides, or any combination of the above.
在本发明多组分并列型凉感复合纤维中，所述导热矿物的平均粒径范围为10μm以下。In the multi-component side-by-side cool-feeling composite fiber of the present invention, the average particle size range of the heat-conducting mineral is less than 10 μm.
在本发明多组分并列型凉感复合纤维中，所述第一组分的熔点小于所述第二组分的熔点。In the multi-component side-by-side cool feeling composite fiber of the present invention, the melting point of the first component is lower than the melting point of the second component.
在本发明多组分并列型凉感复合纤维中，所述第二组分的回潮率为0.1％至0.5％。In the multi-component side-by-side cool feeling composite fiber of the present invention, the moisture regain of the second component is 0.1% to 0.5%.
本发明的第二目的在于提供一种具有良好的触摸凉感的凉感卫生用品。The second object of the present invention is to provide a cool sanitary article with good cool touch.
本发明凉感卫生用品包含上述的多组分并列型凉感复合纤维。The cooling sanitary article of the present invention comprises the above-mentioned multi-component side-by-side cooling composite fiber.
本发明的有益的效果在于：通过所述第二组分的回潮率、导热矿物及所述纤维结构的设计，本发明多组分并列型凉感复合纤维及包含所述多组分并列型凉感复合纤维的凉感卫生用品具有优异的触摸凉感。The beneficial effect of the present invention is that: through the design of the moisture regain of the second component, heat-conducting minerals and the fiber structure, the multi-component side-by-side cooling composite fiber and the multi-component side-by-side cooling composite fiber of the present invention The cool feeling sanitary products of the sensitive composite fiber have excellent touch cool feeling.
附图说明Description of drawings
无。none.
具体实施方式Detailed ways
以下将就本发明进行详细说明。The present invention will be described in detail below.
[多组分并列型凉感复合纤维][Multi-component side-by-side cooling composite fiber]
本发明多组分并列型凉感复合纤维，包含：纤维体及导热矿物。The multi-component side-by-side cooling-feeling composite fiber of the present invention includes: fiber bodies and heat-conducting minerals.
[纤维体][fibrous body]
所述纤维体包括第一纤维部及与所述第一纤维部并列设置的第二纤维部。The fiber body includes a first fiber part and a second fiber part juxtaposed with the first fiber part.
<第一纤维部><First Fiber Division>
所述第一纤维部由第一组分所形成。所述第一组分选自聚乙烯、聚丙烯、聚对苯二甲酸乙二酯，或上述任意的组合，且以所述纤维体的总量为100wt％计，所述第一组分的含量范围为20wt％至50wt％。在本发明的一些实施态样中，所述第一组分为聚乙烯或聚丙烯。为使本发明多组分并列型凉感复合纤维能够应用于制备不织布的制程中，在本发明的一些实施态样中，所述第一组分的熔点范围为110℃至177.5℃。The first fiber portion is formed from a first component. The first component is selected from polyethylene, polypropylene, polyethylene terephthalate, or any combination of the above, and based on the total amount of the fiber body as 100wt%, the first component The content ranges from 20wt% to 50wt%. In some embodiments of the present invention, the first component is polyethylene or polypropylene. In order to make the multi-component side-by-side cool feeling composite fiber of the present invention be applied in the process of preparing nonwoven fabrics, in some embodiments of the present invention, the melting point of the first component ranges from 110°C to 177.5°C.
<第二纤维部><Second fiber part>
所述第二纤维部由第二组分所形成。所述第二组分选自聚酯、聚氨酯，或上述的组合，且所述第二组分的回潮率为0.1％以上。通过所述第二组分的回潮率为0.1％以上的设计，当本发明并列型凉感复合纤维用于凉感卫生用品中时，通过所述第二纤维部与使用者的肌肤接触，能够使所述使用者在使用所述凉感卫生用品时具有凉感的感受，而减轻因热产生的不适感。以所述纤维体的总量为100wt％计，所述第二组分的含量范围为50wt％至80wt％。所述第二组分的熔点与所述第一组分的熔点不同。所述聚酯例如聚对苯二甲酸乙二醇酯等。在本发明的一些实施态样中，所述聚酯为聚对苯二甲酸乙二醇酯。The second fiber portion is formed from a second component. The second component is selected from polyester, polyurethane, or a combination thereof, and the moisture regain of the second component is above 0.1%. Through the design that the moisture regain of the second component is more than 0.1%, when the side-by-side cooling composite fiber of the present invention is used in cooling sanitary products, the second fiber part can be in contact with the user's skin, which can The user has a cool feeling when using the cool sanitary article, and relieves discomfort caused by heat. Based on the total amount of the fiber body being 100wt%, the content of the second component ranges from 50wt% to 80wt%. The melting point of the second component is different from the melting point of the first component. The polyester is, for example, polyethylene terephthalate and the like. In some embodiments of the present invention, the polyester is polyethylene terephthalate.
为了使本发明并列型凉感复合纤维具有较佳的触摸凉感，在本发明的一些实施态样中，所述第二组分的回潮率为0.1％至0.5％。In order to make the side-by-side cool-feel composite fiber of the present invention have better cool touch, in some embodiments of the present invention, the moisture regain of the second component is 0.1% to 0.5%.
在本发明的一些实施态样中，所述第二组分的熔点大于所述第一组分的熔点。为使本发明多组分并列型凉感复合纤维能够应用于制备不织布的制程中，在本发明的一些实施态样中，所述第二组分的熔点范围为220℃至272.5℃。In some embodiments of the invention, the melting point of the second component is greater than the melting point of the first component. In order to make the multi-component side-by-side cool feeling composite fiber of the present invention be applied in the process of preparing nonwoven fabrics, in some embodiments of the present invention, the melting point of the second component ranges from 220°C to 272.5°C.
<第三纤维部单元><Third fiber part unit>
所述纤维体还包括一与所述第一纤维部并列设置的第三纤维部单元。The fiber body further includes a third fiber unit juxtaposed with the first fiber unit.
在本发明的一些实施态样中，所述第三纤维部单元包括一由第三组分所形成的第三纤维部，且所述第三组分与所述第一组分不同。所述第三组分可以采用于往用于并列型纤维的材料。在本发明的一些实施态样中，所述第三组分与所述第二组分相同。In some embodiments of the present invention, the third fiber part unit includes a third fiber part formed of a third component, and the third component is different from the first component. The third component may be adopted from materials conventionally used for side-by-side fibers. In some embodiments of the invention, the third component is the same as the second component.
在本发明的一些实施态样中，所述第三纤维部单元包括两个以上的第三纤维部。每一第三纤维部由第三组分所形成，且所述等第三纤维部中与所述第一纤维部并列设置的第三纤维部的第三组分与所述第一组分不同。所述等第三组分可以采用于往用于并列型复合纤维的材料。在本发明的一些实施态样中，所述等第三纤维部单元包括两个第三纤维部，且所述等第三纤维部的所述等第三组分依序为所述第二组分及所述第一组分。In some implementation aspects of the present invention, the third fiber part unit includes more than two third fiber parts. Each third fiber part is formed by a third component, and the third fiber part of the third fiber parts juxtaposed with the first fiber part has a third component different from the first component . These third components can be used in materials conventionally used for side-by-side composite fibers. In some implementation aspects of the present invention, the third fiber unit includes two third fiber parts, and the third components of the third fiber parts are sequentially the second group and the first component.
[导热矿物][Thermal Conductive Minerals]
除所述第二纤维部的第二组份回潮率的设计外，所述导热矿物也能够用于赋予本发明并列型凉感复合纤维具有凉感的效果。所述导热矿物分布于所述第二纤维部中，且以所述第二组分的总量为100重量份计，所述导热矿物的含量范围为0.01重量份至10重量份。所述导热矿物例如陶瓷、云母、玉石或金属氧化物等具有热传导及硬度为4.91至5.83的导热矿物。所述金属氧化物例如氧化铜或氧化锌。在本发明的一些实施态样中，所述导热矿物选自陶瓷、云母、玉石、金属氧化物，或上述任意的组合。为了获得良好的纤维触感及稳定的热传导性的优点，在本发明的一些实施态样中，所述导热矿物的平均粒径范围为10μm以下。在本发明的一些实施态样中，所述导热矿物的平均粒径范围为1μm以下。In addition to the design of the moisture regain of the second component of the second fiber portion, the heat-conducting minerals can also be used to impart cool feeling to the side-by-side cool feeling composite fiber of the present invention. The heat-conducting mineral is distributed in the second fiber part, and based on 100 parts by weight of the total amount of the second component, the content of the heat-conducting mineral ranges from 0.01 parts by weight to 10 parts by weight. The thermally conductive minerals such as ceramics, mica, jade or metal oxides have thermal conductivity and a hardness of 4.91 to 5.83. The metal oxide is, for example, copper oxide or zinc oxide. In some embodiments of the present invention, the thermally conductive mineral is selected from ceramics, mica, jade, metal oxides, or any combination of the above. In order to obtain the advantages of good fiber feel and stable thermal conductivity, in some embodiments of the present invention, the average particle size range of the thermal conductive mineral is less than 10 μm. In some embodiments of the present invention, the average particle size range of the heat-conducting mineral is less than 1 μm.
本发明多组分并列型凉感复合纤维的制备方法可采用目前已知并列型复合纤维的制备方法来进行，所以不再赘述。The preparation method of the multi-component side-by-side cool-feeling composite fiber of the present invention can be carried out by using the currently known preparation method of the side-by-side type composite fiber, so details are not repeated here.
[凉感卫生用品][Cool Sanitation Products]
本发明凉感卫生用品包含多组分并列型凉感复合纤维。The cooling sanitary product of the present invention comprises multi-component side-by-side cooling composite fibers.
所述凉感卫生用品例如口罩、卫生棉、纸尿布、看护垫等。所述多组分并列型凉感复合纤维如上所述，所以不再赘述。The cool sanitary products are for example masks, sanitary napkins, disposable diapers, nursing pads and the like. The multi-component side-by-side cool-feeling composite fiber is as described above, so it will not be repeated here.
本发明将就以下实施例作进一步说明，但应了解的是，所述实施例仅为例示说明用，而不应被解释为本发明实施的限制。The present invention will be further described with reference to the following examples, but it should be understood that the examples are for illustrative purposes only and should not be construed as limitations on the implementation of the present invention.
实施例1双组分并列型凉感复合纤维Example 1 Two-component side-by-side cool feeling composite fiber
将硬度为5.03的玉石粉与聚对苯二甲酸乙二醇酯(简称PET)混合，其中，以所述聚对苯二甲酸乙二醇酯的总量为100重量份计，所述玉石粉的含量为5重量份，形成一混合物。将聚乙烯与所述混合物导入纺丝机中，接着，依序进行熔融处理、纺丝处理、拉伸处理、定型处理、上油处理及切断处理，获得尺寸为38mm的双组分并列型凉感复合纤维，其中，以所述混合物中的聚对苯二甲酸乙二醇酯与所述聚乙烯的总量为100wt％计，所述聚对苯二甲酸乙二醇酯的用量为50wt％。所述聚乙烯的熔融挤出温度为130℃，而所述聚对苯二甲酸乙二醇酯的熔融挤出温度为270℃。Jade powder with a hardness of 5.03 is mixed with polyethylene terephthalate (abbreviated as PET), wherein, the total amount of polyethylene terephthalate is 100 parts by weight, and the jade powder The content is 5 parts by weight to form a mixture. The polyethylene and the mixture are introduced into the spinning machine, followed by melting treatment, spinning treatment, stretching treatment, setting treatment, oiling treatment and cutting treatment in order to obtain a two-component side-by-side cooler with a size of 38mm. Sensitive composite fiber, wherein, based on the total amount of polyethylene terephthalate and polyethylene in the mixture as 100wt%, the amount of polyethylene terephthalate is 50wt% . The melt extrusion temperature of the polyethylene is 130°C, and the melt extrusion temperature of the polyethylene terephthalate is 270°C.
实施例2双组分并列型凉感复合纤维Example 2 Two-component side-by-side cool feeling composite fiber
实施例2的制备方法与实施例1大致相同，差别主要在于：在所述实施例2中，所述聚乙烯的用量为20wt％，所述聚苯二甲酸乙二醇酯的用量为80wt％，且以所述PET的总量为100重量份计，所述玉石粉的用量为5重量份。The preparation method of embodiment 2 is roughly the same as that of embodiment 1, and the difference mainly lies in: in said embodiment 2, the consumption of described polyethylene is 20wt%, and the consumption of described polyethylene glycol phthalate is 80wt% , and based on 100 parts by weight of the total amount of the PET, the amount of the jade powder is 5 parts by weight.
实施例3双组分并列型凉感复合纤维Example 3 Two-component side-by-side cool feeling composite fiber
将硬度为5.03的玉石粉与聚对苯二甲酸乙二酯混合，其中，以所述聚对苯二甲酸乙二酯的总量为100重量份计，所述玉石粉的含量为5重量份，形成一混合物。将聚丙烯与所述混合物导入纺丝机中，接着，依序进行熔融处理、纺丝处理、拉伸处理、定型处理、上油处理及切断处理，获得双组分并列型凉感复合纤维，其中，以所述混合物中的聚对苯二甲酸乙二醇酯与所述聚丙烯的总量为100wt％计，所述聚对苯二甲酸乙二醇酯的用量为50wt％。所述聚丙烯的熔融挤出温度为170℃，而所述聚对苯二甲酸乙二醇酯的熔融挤出温度为270℃。Jade powder with a hardness of 5.03 is mixed with polyethylene terephthalate, wherein, based on 100 parts by weight of the total amount of polyethylene terephthalate, the content of the jade powder is 5 parts by weight , forming a mixture. The polypropylene and the mixture are introduced into a spinning machine, followed by melting treatment, spinning treatment, stretching treatment, setting treatment, oiling treatment and cutting treatment in sequence to obtain a two-component side-by-side cool feeling composite fiber, Wherein, the polyethylene terephthalate is used in an amount of 50 wt % based on the total amount of the polyethylene terephthalate and the polypropylene in the mixture being 100 wt %. The melt extrusion temperature of the polypropylene is 170°C, and the melt extrusion temperature of the polyethylene terephthalate is 270°C.
实施例4双组分并列型凉感复合纤维Example 4 Two-component side-by-side cool feeling composite fiber
实施例4的制备方法与实施例3大致相同，差别主要在于：在所述实施例4中，所述聚丙烯的用量为20wt％，所述聚苯二甲酸乙二醇酯的用量为80wt％，且以所述PET的总量为100重量份计，所述玉石粉的用量为5重量份。The preparation method of embodiment 4 is roughly the same as that of embodiment 3, and the difference mainly lies in: in said embodiment 4, the consumption of described polypropylene is 20wt%, and the consumption of described polyethylene phthalate is 80wt% , and based on 100 parts by weight of the total amount of the PET, the amount of the jade powder is 5 parts by weight.
比较例1芯鞘型凉感复合纤维Comparative example 1 core-sheath type cool feeling composite fiber
将硬度为5.03的玉石粉与聚乙烯混合，其中，以所述聚乙烯的总量为100重量份计，所述玉石粉的含量为5重量份，形成作为皮层的混合物。将作为芯层的聚对苯二甲酸乙二醇酯(简称PET)与所述混合物导入纺丝机中，接着，依序进行熔融处理、纺丝处理、拉伸处理、定型处理、上油处理及切断处理，获得芯鞘型凉感复合纤维，其中，以所述混合物中的聚乙烯与所述聚对苯二甲酸乙二醇酯的总量为100wt％计，所述聚对苯二甲酸乙二醇酯的用量为50wt％。所述聚乙烯的熔融挤出温度为130℃，而所述聚对苯二甲酸乙二醇酯的熔融挤出温度为270℃。Jade powder with a hardness of 5.03 is mixed with polyethylene, wherein, based on 100 parts by weight of the polyethylene, the content of the jade powder is 5 parts by weight to form a mixture as a skin layer. The polyethylene terephthalate (abbreviated as PET) as the core layer and the mixture are introduced into the spinning machine, followed by melting treatment, spinning treatment, stretching treatment, shaping treatment, and oiling treatment in sequence and cutting treatment to obtain a core-sheath type cool-feeling composite fiber, wherein, based on the total amount of polyethylene and polyethylene terephthalate in the mixture being 100 wt%, the polyethylene terephthalate The usage amount of ethylene glycol ester is 50wt%. The melt extrusion temperature of the polyethylene is 130°C, and the melt extrusion temperature of the polyethylene terephthalate is 270°C.
比较例2双组分并列型凉感复合纤维Comparative Example 2 Two-component side-by-side cool feeling composite fiber
比较例2的制备分法与实施例1大致相同，差别主要在于：所述比较例2中没有添加玉石粉。The preparation method of Comparative Example 2 is roughly the same as that of Example 1, the main difference being that no jade powder is added in Comparative Example 2.
应用例1不织布Application example 1 non-woven fabric
将多个实施例1的双组分并列型凉感复合纤维进行梳理成网处理，获得基重为30g/m2的纤维网，接着，进行以热风进行加热定型处理，获得不织布。A plurality of two-component side-by-side cool-feel composite fibers of Example 1 were carded into a web to obtain a fiber web with a basis weight of 30 g/m 2 , and then heated and set with hot air to obtain a non-woven fabric.
应用例2至应用例4不织布Application example 2 to application example 4 non-woven fabric
应用例2至应用例4的制备方法与应用例1大致相同，差别主要在于：在所述应用例2至应用例4中，分别使用实施例2至实施例4的双组分并列型凉感复合纤维。The preparation methods of Application Example 2 to Application Example 4 are roughly the same as Application Example 1, and the main difference is that in Application Example 2 to Application Example 4, the two-component side-by-side cooling sensation of Example 2 to Example 4 is used respectively. Composite fibers.
比较应用例1不织布Comparative application example 1 non-woven fabric
将多个比较例1的芯鞘型凉感复合纤维进行梳理成网处理，获得基重为30g/m2的纤维网，接着，进行以热风进行加热定型处理，获得不织布。A plurality of core-sheath type cool-feeling composite fibers of Comparative Example 1 were carded into a web to obtain a fiber web with a basis weight of 30 g/m 2 , and then, heat and set with hot air to obtain a non-woven fabric.
比较应用例2不织布Comparative application example 2 non-woven fabric
比较应用例2的制备方法与应用例1大致相同，差别主要在于：在所述比较应用例2中，使用比较例2的双组分并列型凉感复合纤维。The preparation method of Comparative Application Example 2 is roughly the same as that of Application Example 1, the main difference being that: in said Comparative Application Example 2, the two-component side-by-side cool feeling composite fiber of Comparative Example 2 is used.
[评价项目][evaluation items]
将应用例1至应用例4的不织布，及比较应用例1至比较应用例2的不织布进行以下评价。为了清楚说明，以下评价项目的测试流程以应用例1的不织布作为代表进行描述。The nonwoven fabrics of Application Example 1 to Application Example 4, and the nonwoven fabrics of Comparative Application Example 1 to Comparative Application Example 2 were evaluated as follows. In order to clarify the description, the test procedure of the following evaluation items is described using the non-woven fabric of Application Example 1 as a representative.
凉感性量测：将尺寸为20cm x 20cm且基重为30gsm的应用例1的不织布置于温度为25℃的冷板上，待所述不织布的温度稳定地为25℃时，将温度为35℃的热板迭置于所述不织布的表面上，并开始记录所述不织布从被迭置热板起的第0min至第30min下的温度变化，结果如表1所示。Cooling Sensitivity Measurement: Arrange the non-woven fabric of Application Example 1 with a size of 20cm x 20cm and a basis weight of 30gsm on a cold plate at a temperature of 25°C. The hot plate at ℃ was stacked on the surface of the non-woven fabric, and the temperature change of the non-woven fabric was recorded from the 0th minute to the 30th minute after the hot plate was stacked. The results are shown in Table 1.
表1Table 1
综上所述，通过所述第二组分的回潮率、导热矿物及所述纤维结构的设计，本发明多组分并列型凉感复合纤维及包含所述多组分并列型凉感复合纤维的凉感卫生用品具有优异的触摸凉感，所以确实能达成本发明的目的。In summary, through the design of the moisture regain of the second component, thermally conductive minerals and the fiber structure, the multi-component side-by-side cool-feeling composite fiber and the multi-component side-by-side cool-feeling composite fiber of the present invention The cool feeling sanitary article has excellent touch cool feeling, so can really achieve the purpose of the present invention.
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