CN105842109A - Novel two-component textile fiber component ratio test method - Google Patents
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- 239000000835 fiber Substances 0.000 title claims abstract description 73
- 239000004753 textile Substances 0.000 title claims abstract description 36
- 238000010998 test method Methods 0.000 title claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000012153 distilled water Substances 0.000 claims abstract description 30
- 239000004744 fabric Substances 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 17
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims abstract description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 4
- 235000012149 noodles Nutrition 0.000 claims description 20
- 239000004745 nonwoven fabric Substances 0.000 claims description 5
- 238000007598 dipping method Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000002759 woven fabric Substances 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000011978 dissolution method Methods 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 241000283973 Oryctolagus cuniculus Species 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 229920002334 Spandex Polymers 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004759 spandex Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
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Abstract
本发明公开了一种双组份纺织纤维成分比率测试方法，通过先测出单位面积双组份纺织纤维的样品干燥质量，在将该样品浸入蒸馏水中充分浸渍，排出纤维之间的气体，再将样品放入同等面积的容器中，加入一定量蒸馏水，在低温环境中或液氮环境中，使蒸馏水完全结冰，用织物厚度仪测试冰层上表面到容最底面的厚度，已知冰的密度则可换算出该双组份纺织纤维的平均密度，同理分别测出该双组份纺织纤维种各纤维的密度，即可计算出双组份纤维中各纤维的比率。本发明的检测方法操作简单、快捷、设备简便，无需调配复杂的化学试剂，只需借助蒸馏水便可精确检测双组份纺织纤维成分比率，误差小，精度高。
The invention discloses a method for testing the composition ratio of two-component textile fibers. Firstly, the dry mass of a sample of two-component textile fibers per unit area is measured, and the sample is fully immersed in distilled water to discharge the gas between the fibers. Put the sample into a container of the same area, add a certain amount of distilled water, freeze the distilled water completely in a low temperature environment or in a liquid nitrogen environment, and use a fabric thickness meter to test the thickness from the upper surface of the ice layer to the bottom surface of the container. The density can be converted to the average density of the two-component textile fiber, and similarly, the density of each fiber of the two-component textile fiber can be measured separately, and the ratio of each fiber in the two-component fiber can be calculated. The detection method of the present invention is simple and fast in operation, simple and convenient in equipment, does not need to prepare complex chemical reagents, and can accurately detect the component ratio of the two-component textile fiber only by means of distilled water, with small error and high precision.
Description
技术领域：Technical field:
本发明涉及一种纤维成分比率测试方法，具体而言是一种双组份纺织纤维成分比率测试方法。The invention relates to a method for testing the ratio of fiber components, in particular to a method for testing the ratio of two-component textile fibers.
背景技术：Background technique:
纺织品混纺产品和交织物的定量分析是纺织生产、科研和贸易中经常遇到的检测工作。常用的检测方法有：化学溶解法 、纤维细度仪分析法和物理分解法。对于化学成分不同的纤维混纺产品，如涤 /棉、毛 /粘等一般采用化学溶解法；而化学成分相同或基本相同的混纺产品，如果纤维的纵向形态有一定区别，如棉 /麻、羊毛 /兔毛等可采用纤维细度仪分析法；对于含有氨纶的产品或交织物，一般采用物理分解法。将不同组分手工分解后烘干称重后计算其混纺比例。红外光谱法是依据纤维中不同物质的红外光谱的差异分析分子中的基团以及结合键信息，根据每个特征吸收谱对纺织纤维分析各纤维成分比率。Quantitative analysis of textile blended products and interwoven fabrics is often encountered in textile production, scientific research and trade. Commonly used detection methods are: chemical dissolution method, fiber fineness meter analysis method and physical decomposition method. For fiber blended products with different chemical compositions, such as polyester/cotton, wool/viscose, etc., the chemical dissolution method is generally used; for blended products with the same or basically the same chemical composition, if the longitudinal shape of the fibers is different, such as cotton/linen, wool / Rabbit hair can be analyzed by fiber fineness meter; for products or interwoven fabrics containing spandex, physical decomposition method is generally used. The different components were manually decomposed, dried and weighed to calculate their blending ratio. Infrared spectroscopy is based on the difference in the infrared spectrum of different substances in the fiber to analyze the group and bond information in the molecule, and to analyze the fiber component ratio of the textile fiber according to each characteristic absorption spectrum.
目前混纺纺织品纤维成分测试方法依赖于高精度测试仪器，或者操作比较繁琐，需调配多种化学试剂，基于上述原因，申请人提出一种快捷的测试双组份纺织面料成分比率测试方法，作出本发明。At present, the fiber composition test method of blended textiles relies on high-precision test instruments, or the operation is cumbersome, and various chemical reagents need to be deployed. Based on the above reasons, the applicant proposes a fast method for testing the composition ratio of two-component textile fabrics. invention.
发明内容：Invention content:
本发明目的在于提供一种操作简单、快捷、检测精度高测试双组份纺织纤维成分比率测试方法。The purpose of the present invention is to provide a method for testing the component ratio of two-component textile fibers with simple operation, rapidity and high detection accuracy.
本发明为实现上述目的采取的技术方案如下：The technical scheme that the present invention takes for realizing the above object is as follows:
一种新型双组份纺织纤维成分比率测试方法，其特征在于：包括以下步骤：A novel two-component textile fiber composition ratio testing method is characterized in that: it comprises the following steps:
（1）将双组分纤维面状物体用圆盘取样器裁剪成100cm2的圆形面状物样品，用烘箱烘干样品中水分，用高精度天平秤得100cm2的圆形面状物样品干燥质量为G0(g)；(1) Cut the two -component fiber planar object into a 100cm2 circular planar sample with a disc sampler, dry the moisture in the sample with an oven, and use a high - precision balance to obtain a 100cm2 circular planar sample The dry mass of the sample is G 0 (g);
（2）取一蒸馏水容器，倒入适量蒸馏水，将步骤（1）中的圆形面状物样品完全浸入蒸馏水中，浸渍15min后取出；(2) Take a distilled water container, pour in an appropriate amount of distilled water, completely immerse the circular noodle sample in step (1) in distilled water, and take it out after immersing for 15 minutes;
（3）用轧辊挤压浸渍后的圆形面状物样品，将液体挤入纤维内部，浸渍挤压工艺重复三次，将蒸馏水充分挤入圆形面状物样品孔隙中，以排出面状物中纤维之间的气体；(3) Squeeze the impregnated circular noodle sample with a roller, squeeze the liquid into the inside of the fiber, repeat the dipping and extrusion process three times, fully squeeze distilled water into the pores of the circular noodle sample to discharge the noodle the gas between the fibers;
（4）将经过步骤（3）处理后的圆形面状物样品平放入一个内截面积为100cm2的圆柱形容器中，容器质量为G1(g)，往容器中倒入一定量蒸馏水，使圆形面状物样品完全浸没于蒸馏水中，且圆形面状物样品的上表面距离蒸馏水液面1cm；(4) Put the circular noodle sample processed in step (3) into a cylindrical container with an inner cross-sectional area of 100cm 2 , the container mass is G 1 (g), and pour a certain amount into the container Distilled water, so that the circular noodle sample is completely submerged in distilled water, and the upper surface of the circular noodle sample is 1cm away from the liquid surface of distilled water;
（5）将容器置于零度以下低温环境中或液氮环境中，直至蒸馏水完全结冰后将容器取出，用高精度天平秤得其质量为G2(g)，用织物厚度仪测试冰层上表面到容最底面的厚度为h（mm）；(5) Place the container in a sub-zero low temperature environment or in a liquid nitrogen environment until the distilled water is completely frozen, take out the container, use a high-precision balance to measure its mass as G 2 (g), and use a fabric thickness meter to test the ice layer The thickness from the upper surface to the bottom surface is h (mm);
（6）计算双组份纺织纤维的平均密度：(6) Calculate the average density of bicomponent textile fibers:
已知冰的密度为0.9(g/cm3)，则双组份纺织纤维的平均密度(g/cm3)可计算得到：It is known that the density of ice is 0.9 (g/cm 3 ), then the average density of bicomponent textile fibers (g/cm 3 ) can be calculated as follows:
（7）计算双组份纺织纤维中两种纤维的成分比率：(7) Calculate the composition ratio of the two fibers in the bicomponent textile fiber:
双组份纺织纤维中含有两种纤维分别是A、B，用上述方法测出A纤维密度为，B纤维密度为；The two-component textile fiber contains two kinds of fibers, namely A and B, and the density of A fiber measured by the above method is , B fiber density is ;
则双组份面料中A纤维质量比含量a%为：Then the mass ratio content a% of A fiber in the two-component fabric is:
则双组份面料中B纤维质量比含量b%为：Then the B fiber mass ratio content b% in the two-component fabric is:
上述方法所述的面状物体为由双组分纤维构成的面状非织造布、机织物、无或者将双组份纤维通过纺织工艺加工成的面状物体。The planar object described in the above method is a planar non-woven fabric, a woven fabric made of bicomponent fibers, a planar object without bicomponent fibers or processed by a weaving process.
上述检测方法的进一步设置在于：The further setting of above-mentioned detection method is:
步骤（1）中所述的圆盘取样器采用F0011型圆盘取样器。The disk sampler described in step (1) adopts the F0011 type disk sampler.
步骤（4）中所述的容器底部及壁厚度均为1mm，容器的高度为2-5cm。The thickness of the bottom and wall of the container described in step (4) is 1 mm, and the height of the container is 2-5 cm.
步骤（4）中所述的容器为器壁带有刻度线的透明容器。The container described in step (4) is a transparent container with scale lines on the wall.
优选地，步骤（4）中所述的容器材质为低冷收缩pvc树脂。Preferably, the material of the container described in step (4) is low cold shrinkage PVC resin.
步骤（5）中所述的织物厚度仪采用YG(B)141D型数字式织物厚度仪。The fabric thickness meter described in step (5) adopts YG(B)141D digital fabric thickness meter.
本发明的有益效果如下：本发明的双组份纺织纤维成分比率测试方法，操作简单、快捷、设备简便，无需调配复杂的化学试剂，只需借助蒸馏水便可精确检测双组份纺织纤维成分比率，误差小，精度高。The beneficial effects of the present invention are as follows: the method for testing the composition ratio of two-component textile fibers of the present invention is simple and quick to operate, and the equipment is simple and convenient. It does not need to prepare complicated chemical reagents and can accurately detect the composition ratio of two-component textile fibers only by means of distilled water. , small error and high precision.
下面结合附图和具体实施方式对本发明作详细说明，但本发明的保护范围不限于此。The present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments, but the protection scope of the present invention is not limited thereto.
附图说明：Description of drawings:
图1为本发明实施例中圆形面状样品浸入蒸馏水中示意图；Fig. 1 is a schematic diagram of a circular planar sample immersed in distilled water in an embodiment of the present invention;
图2为本发明实施例中圆形面状样品轧辊轧液示意图；Fig. 2 is a schematic diagram of rolling liquid of a circular surface sample in an embodiment of the present invention;
图3为本发明实施例中圆形面状样品在容器中冷冻示意图。Fig. 3 is a schematic diagram of the freezing of a circular planar sample in a container in an embodiment of the present invention.
具体实施方式：detailed description:
如图1-图3所示，本发明的一种新型双组份纺织纤维成分比率测试方法，包括以下步骤：As shown in Fig. 1-Fig. 3, a kind of novel two-component textile fiber component ratio test method of the present invention comprises the following steps:
（1）将由双组分纤维构成的非织造布、机织物、无纺布等面状物体或者将双组份纤维通过纺织工艺加工成面状物体后，用F0011型圆盘取样器裁剪成100cm2的圆形面状物样品，用烘箱烘干样品中水分，用高精度天平秤得100cm2样品干燥质量G0(g)；(1) After the non-woven fabrics, woven fabrics, non-woven fabrics and other planar objects made of bi-component fibers or bi-component fibers are processed into planar objects through textile technology, they are cut into 100cm by F0011 disc sampler 2 of the circular surface sample, dry the moisture in the sample with an oven, and get 100cm with a high-precision balance 2 sample dry mass G 0 (g);
（2）如图1所示，取一蒸馏水容器3，倒入适量蒸馏水2，将圆形面状物样品1完全浸入蒸馏水2中，浸渍15min后取出；(2) As shown in Figure 1, take a distilled water container 3, pour an appropriate amount of distilled water 2, completely immerse the circular noodle sample 1 in the distilled water 2, and take it out after immersing for 15 minutes;
（3）如图2所示，用轧辊4挤压浸渍后的圆形面状物样品1，将液体挤入纤维内部，浸渍挤压工艺重复三次，将蒸馏水2充分挤入圆形面状物样品1的孔隙中，以排出面状物中纤维之间的气体；(3) As shown in Figure 2, squeeze the impregnated circular noodle sample 1 with roll 4, squeeze the liquid into the fiber, repeat the dipping and extrusion process three times, and fully squeeze distilled water 2 into the circular noodle In the pores of sample 1, to discharge the gas between the fibers in the surface;
（4）如图3所述，将经过步骤（3）处理后的圆形面状物样品1平放入一个内截面积为100cm2，高2-5cm的圆柱形容器5中，所述的容器5为器壁带有刻度线的透明容器，在本实施例中所述的容器5材质可选择低冷收缩pvc树脂，容器5质量为G1(g)，容器5底部及壁厚度均为1mm，往容器5中倒入一定量蒸馏水2，使圆形面状物样品1完全浸没于蒸馏水2中，且圆形面状物样品1的上表面距离蒸馏水液面1cm左右；(4) As shown in Figure 3, put the circular noodle sample 1 processed in step (3) into a cylindrical container 5 with an inner cross-sectional area of 100 cm 2 and a height of 2-5 cm. Container 5 is a transparent container with scale marks on the wall. The material of container 5 described in this embodiment can be selected from low-cold shrinkage pvc resin. The quality of container 5 is G 1 (g), and the bottom and wall thickness of container 5 are 1 mm, pour a certain amount of distilled water 2 into the container 5, so that the circular noodle sample 1 is completely submerged in the distilled water 2, and the upper surface of the circular noodle sample 1 is about 1 cm away from the distilled water surface;
（5）将容器5置于零度以下低温环境中或液氮环境中，直至蒸馏水2完全结冰后将容器5取出，用高精度天平秤得其质量为G2(g)，用YG(B)141D型数字式织物厚度仪测试冰层上表面6到容器5最底部厚度为h（mm）。(5) Place the container 5 in a low-temperature environment below zero or in a liquid nitrogen environment until the distilled water 2 is completely frozen, take out the container 5, and use a high-precision balance to obtain its mass as G 2 (g), and use YG (B )141D digital fabric thickness gauge measures the thickness from the upper surface 6 of the ice layer to the bottom of the container 5 as h (mm).
已知冰的密度为0.9(g/cm3)，则双组份纺织纤维的平均密度(g/cm3)可计算得到：It is known that the density of ice is 0.9 (g/cm 3 ), then the average density of bicomponent textile fibers (g/cm 3 ) can be calculated as follows:
双组份纺织纤维的两种纤维分别是A、B，用上述方法测出A纤维密度，B纤维密度；The two fibers of the two-component textile fiber are A and B respectively, and the density of A fiber is measured by the above method , B fiber density ;
则双组份面料中A纤维质量比含量a%为：Then the mass ratio content a% of A fiber in the two-component fabric is:
则双组份面料中B纤维质量比含量b%为：Then the B fiber mass ratio content b% in the two-component fabric is:
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| CN107632040A (en) * | 2017-09-11 | 2018-01-26 | 天津工业大学 | A kind of textile surface refuses ice performance testing device and its test method |
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