CN110714322A - Elastic stretch-proof fabric and preparation method thereof - Google Patents
Elastic stretch-proof fabric and preparation method thereof Download PDFInfo
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- D06B3/18—Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics combined with squeezing, e.g. in padding machines
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Abstract
本发明提供了一种弹性耐拉伸面料及其制备方法，该面料以弹性面料为原料，经以下整理剂处理后制备而得，所述整理剂由以下重量份的原料制备而成：聚丙烯腈18‑30份、松香改性酚醛树脂12‑20份、聚丁二酸乙二醇酯8‑16份、聚甘油脂肪酸酯6‑10份、改性纳米二氧化钛5‑12份、N‑羟甲基丙烯酰胺4‑8份、聚异丁烯丁二酰亚胺3‑5份、藻酸丙二醇酯3‑8份、藻酸丙二醇酯2‑5份、N,N‑二甲基乙酰胺2‑6份、正丁醇20‑30份、水20‑40份。本发明制得的面料具有良好的抗拉性能，其对面料使用性能的提高起到了重要的作用。The invention provides an elastic and stretch-resistant fabric and a preparation method thereof. The fabric is prepared by using elastic fabric as a raw material after being treated with the following finishing agent. The finishing agent is prepared from the following raw materials in parts by weight: polypropylene 18-30 parts of nitrile, 12-20 parts of rosin modified phenolic resin, 8-16 parts of polyethylene succinate, 6-10 parts of polyglycerol fatty acid ester, 5-12 parts of modified nano titanium dioxide, N- 4-8 parts of methylol acrylamide, 3-5 parts of polyisobutylene succinimide, 3-8 parts of propylene glycol alginate, 2-5 parts of propylene glycol alginate, 2-5 parts of N,N-dimethylacetamide -6 parts, n-butanol 20-30 parts, water 20-40 parts. The fabric prepared by the invention has good tensile properties, which plays an important role in improving the usability of the fabric.
Description
技术领域technical field
本发明属于纺织技术领域，具体涉及一种弹性耐拉伸面料及其制备方法。The invention belongs to the technical field of textiles, and in particular relates to an elastic stretch-resistant fabric and a preparation method thereof.
背景技术Background technique
弹性面料是日常生活中必不可少的一类面料，其具有多种类型，如氨纶面料、针织面料、锦纶面料、涤纶面料等。弹性面料在户外面料领域具有中药的应用价值，良好的伸缩性面料不断推动户外活动的便捷、快速，有效的保护肌肉在伸展中的力量消耗，面料的弹力使得服装与运动节奏保持同步，在保护身体表面的基础上，更大的发挥人类突破极限的能力。Elastic fabric is an indispensable type of fabric in daily life, and it has many types, such as spandex fabric, knitted fabric, nylon fabric, polyester fabric, etc. Elastic fabrics have the application value of traditional Chinese medicine in the field of outdoor fabrics. Good stretchable fabrics continue to promote the convenience and speed of outdoor activities, and effectively protect the strength consumption of muscles during stretching. On the basis of the surface of the body, the ability of human beings to break through the limit can be exerted more.
然而，弹性面料经过长时间使用后，容易出现弹性减弱、耐拉伸性能下降等问题，从而影响面料的使用性能，影响面料穿着的舒适感、降低面料的功能性，因此，开发弹性耐拉伸面料However, after a long time of use, elastic fabrics are prone to problems such as weakened elasticity and reduced stretch resistance, which will affect the performance of the fabric, affect the comfort of wearing the fabric, and reduce the functionality of the fabric. Therefore, the development of elastic and stretch-resistant fabrics fabric
具有重要的作用。have an important role.
发明内容SUMMARY OF THE INVENTION
为了解决以上现有技术存在的问题，本发明的目的在于提供一种弹性耐拉伸面料及其制备方法。In order to solve the above problems existing in the prior art, the purpose of the present invention is to provide an elastic stretch-resistant fabric and a preparation method thereof.
为了实现上述目的，本发明提供以下技术方案：In order to achieve the above object, the present invention provides the following technical solutions:
一种弹性耐拉伸面料，该面料以弹性面料为原料，经以下整理剂处理后制备而得，所述整理剂由以下重量份的原料制备而成：聚丙烯腈18-30份、松香改性酚醛树脂12-20份、聚丁二酸乙二醇酯8-16份、聚甘油脂肪酸酯6-10份、改性纳米二氧化钛5-12份、N-羟甲基丙烯酰胺4-8份、聚异丁烯丁二酰亚胺3-5份、藻酸丙二醇酯3-8份、藻酸丙二醇酯2-5份、N,N-二甲基乙酰胺2-6份、正丁醇20-30份、水20-40份。An elastic stretch-resistant fabric, the fabric is prepared by using elastic fabric as raw material and treated with the following finishing agent, and the finishing agent is prepared from the following raw materials in parts by weight: 18-30 parts of polyacrylonitrile, rosin modified 12-20 parts of phenolic resin, 8-16 parts of polyethylene succinate, 6-10 parts of polyglycerol fatty acid ester, 5-12 parts of modified nano titanium dioxide, 4-8 parts of N-methylol acrylamide parts, 3-5 parts of polyisobutylene succinimide, 3-8 parts of propylene glycol alginate, 2-5 parts of propylene glycol alginate, 2-6 parts of N,N-dimethylacetamide, 20 parts of n-butanol -30 parts, 20-40 parts water.
优选的，所述整理剂由以下重量份的原料制备而成：聚丙烯腈24份、松香改性酚醛树脂16份、聚丁二酸乙二醇酯12份、聚甘油脂肪酸酯8份、改性纳米二氧化钛9份、N-羟甲基丙烯酰胺6份、聚异丁烯丁二酰亚胺4份、藻酸丙二醇酯6份、藻酸丙二醇酯4份、N,N-二甲基乙酰胺4份、正丁醇25份、水30份。Preferably, the finishing agent is prepared from the following raw materials in parts by weight: 24 parts of polyacrylonitrile, 16 parts of rosin-modified phenolic resin, 12 parts of polyethylene succinate, 8 parts of polyglycerol fatty acid ester, 9 parts of modified nano titanium dioxide, 6 parts of N-methylol acrylamide, 4 parts of polyisobutylene succinimide, 6 parts of propylene glycol alginate, 4 parts of propylene glycol alginate, N,N-dimethylacetamide 4 parts, 25 parts n-butanol, 30 parts water.
进一步的，所述的改性纳米二氧化钛的制备方法包括以下步骤：Further, the preparation method of described modified nano titanium dioxide comprises the following steps:
（1）将10-20份纳米二氧化钛分散于水溶液使其质量分数为20-30wt%，将其pH调节到9.0-10，经超声分散后加入反应釜中，然后再加入15-30份质量分数为10wt%的NaAlO2溶液，于反应釜中搅拌均匀后使用酸溶液将溶液pH调节到3.5-5.0，于70-100℃的温度下搅拌反应1-2h；将反应液取出后通过过滤收集滤饼，将滤饼烘干碾磨后，得到中间产物；(1) Disperse 10-20 parts of nano-titanium dioxide in an aqueous solution to make its mass fraction 20-30wt%, adjust its pH to 9.0-10, add it to the reaction kettle after ultrasonic dispersion, and then add 15-30 mass fraction It is a 10wt% NaAlO 2 solution. After stirring evenly in the reaction kettle, the pH of the solution is adjusted to 3.5-5.0 with an acid solution, and the reaction is stirred at a temperature of 70-100 ° C for 1-2 h; the reaction solution is taken out and collected by filtration. cake, drying and grinding the filter cake to obtain an intermediate product;
（2）将中间产物加入水溶液中进行分散，中间产物的质量分数为50wt%，将溶液pH调节到4.0并在搅拌的条件下加入硅烷偶联剂，将反应液温度缓慢升至70-80℃，保持此温度继续搅拌反应4-6h后，将反应产物过滤醇洗，将固体产物置于烘箱中干燥，即制得改性纳米二氧化钛。(2) Add the intermediate product to the aqueous solution for dispersion, the mass fraction of the intermediate product is 50wt%, adjust the pH of the solution to 4.0 and add a silane coupling agent under stirring conditions, and slowly increase the temperature of the reaction solution to 70-80 ° C , keep this temperature and continue to stir and react for 4-6 hours, filter the reaction product and wash it with alcohol, and place the solid product in an oven to dry to obtain the modified nano-titanium dioxide.
进一步的，所述的硅烷偶联剂为γ-缩水甘油醚氧丙基三甲氧基硅烷或γ―甲基丙烯酰氧基丙基三甲氧基硅烷。Further, the silane coupling agent is γ-glycidyloxypropyltrimethoxysilane or γ-methacryloyloxypropyltrimethoxysilane.
进一步的，所述的弹性耐拉伸面料的制备方法，包括以下步骤：Further, the preparation method of the elastic stretch-resistant fabric comprises the following steps:
将弹性面料于室温下以1：20-50的浴比浸入制得的整理剂中，浸泡1-3h，将浸渍后的面料进行两浸两轧，轧余率为60-80%，烘干后制得弹性耐拉伸面料。Immerse the elastic fabric in the prepared finishing agent at room temperature with a bath ratio of 1:20-50, soak it for 1-3 hours, and perform two dips and two rollings on the impregnated fabric, with a residual ratio of 60-80%, and dry it. The elastic stretch-resistant fabric is then obtained.
有益效果：本发明提供了一种弹性耐拉伸面料及其制备方法，以使用本发明所述方法制得的弹性氨纶面料为原料进行耐拉伸测试，测得面料的拉伸强度高达68 MPa，断裂伸长率高达62%，该面料具有良好的抗拉性能，因此，本发明所述面料的使用性能得到了极大的提高。Beneficial effects: The present invention provides an elastic stretch-resistant fabric and a preparation method thereof. The elastic spandex fabric prepared by the method of the present invention is used as a raw material to carry out a tensile test, and the measured tensile strength of the fabric is as high as 68 MPa. , the elongation at break is as high as 62%, the fabric has good tensile properties, therefore, the performance of the fabric in the present invention has been greatly improved.
具体实施方式Detailed ways
下面结合具体实施例来进一步描述本发明，但实施例仅是范例性的，并不对本发明的范围构成任何限制。本领域技术人员应该理解的是，在不偏离本发明的精神和范围下可以对本发明技术方案的细节和形式进行修改或替换，但这些修改和替换均落入本发明的保护范围内。The present invention will be further described below in conjunction with specific embodiments, but the embodiments are only exemplary and do not constitute any limitation to the scope of the present invention. It should be understood by those skilled in the art that the details and forms of the technical solutions of the present invention can be modified or replaced without departing from the spirit and scope of the present invention, but these modifications and replacements all fall within the protection scope of the present invention.
以下实施例以及对比例以弹性氨纶面料为例测试本发明所述弹性耐拉伸面料的综合性能。The following examples and comparative examples take the elastic spandex fabric as an example to test the comprehensive properties of the elastic stretch-resistant fabric of the present invention.
实施例1Example 1
一种弹性耐拉伸面料，该面料以弹性氨纶面料为原料，经以下整理剂处理后制备而得，所述整理剂由以下重量份的原料制备而成：聚丙烯腈24份、松香改性酚醛树脂16份、聚丁二酸乙二醇酯12份、聚甘油脂肪酸酯8份、改性纳米二氧化钛9份、N-羟甲基丙烯酰胺6份、聚异丁烯丁二酰亚胺4份、藻酸丙二醇酯6份、藻酸丙二醇酯4份、N,N-二甲基乙酰胺4份、正丁醇25份、水30份。An elastic stretch-resistant fabric, the fabric is prepared from elastic spandex fabric as a raw material, and is prepared after being treated with the following finishing agent, and the finishing agent is prepared from the following raw materials in parts by weight: 24 parts of polyacrylonitrile, rosin modified 16 parts of phenolic resin, 12 parts of polyethylene succinate, 8 parts of polyglycerol fatty acid ester, 9 parts of modified nano titanium dioxide, 6 parts of N-methylol acrylamide, 4 parts of polyisobutylene succinimide , 6 parts of propylene glycol alginate, 4 parts of propylene glycol alginate, 4 parts of N,N-dimethylacetamide, 25 parts of n-butanol, and 30 parts of water.
所述的改性纳米二氧化钛的制备方法包括以下步骤：The preparation method of the modified nano titanium dioxide comprises the following steps:
（1）将15份纳米二氧化钛分散于水溶液使其质量分数为25wt%，将其pH调节到9.5，经超声分散后加入反应釜中，然后再加入22份质量分数为10wt%的NaAlO2溶液，于反应釜中搅拌均匀后使用酸溶液将溶液pH调节到4.0，于85℃的温度下搅拌反应1.5h；将反应液取出后通过过滤收集滤饼，将滤饼烘干碾磨后，得到中间产物；(1) Disperse 15 parts of nano-titanium dioxide in an aqueous solution with a mass fraction of 25wt%, adjust its pH to 9.5, add it to the reactor after ultrasonic dispersion, and then add 22 parts of NaAlO 2 solution with a mass fraction of 10wt%, After stirring evenly in the reaction kettle, the pH of the solution was adjusted to 4.0 with an acid solution, and the reaction was stirred at a temperature of 85 ° C for 1.5 h; the reaction solution was taken out, the filter cake was collected by filtration, and the filter cake was dried and ground to obtain the intermediate product;
（2）将中间产物加入水溶液中进行分散，中间产物的质量分数为50wt%，将溶液pH调节到4.0并在搅拌的条件下加入硅烷偶联剂所述的硅烷偶联剂为γ-缩水甘油醚氧丙基三甲氧基硅烷，将反应液温度缓慢升至75℃，保持此温度继续搅拌反应5h后，将反应产物过滤醇洗，将固体产物置于烘箱中干燥，即制得改性纳米二氧化钛。(2) Add the intermediate product to the aqueous solution for dispersion, the mass fraction of the intermediate product is 50wt%, adjust the pH of the solution to 4.0 and add the silane coupling agent under stirring conditions. The silane coupling agent is γ-glycidol etheroxypropyltrimethoxysilane, the temperature of the reaction solution was slowly raised to 75 °C, and after maintaining the temperature for 5 hours, the reaction product was filtered and washed with alcohol, and the solid product was dried in an oven to obtain the modified nanometer Titanium dioxide.
所述的弹性耐拉伸面料的制备方法，包括以下步骤：The preparation method of the elastic stretch-resistant fabric comprises the following steps:
将弹性面料于室温下以1：35的浴比浸入制得的整理剂中，浸泡2h，将浸渍后的面料进行两浸两轧，轧余率为70%，烘干后制得弹性耐拉伸面料。The elastic fabric was immersed in the prepared finishing agent at room temperature with a liquor ratio of 1:35, soaked for 2 hours, and the dipped fabric was dipped and rolled twice, with a margin ratio of 70%, and the elastic tensile resistance was obtained after drying. stretch fabric.
实施例2Example 2
一种弹性耐拉伸面料，该面料以弹性面料为原料，经以下整理剂处理后制备而得，所述整理剂由以下重量份的原料制备而成：聚丙烯腈18份、松香改性酚醛树脂12份、聚丁二酸乙二醇酯8份、聚甘油脂肪酸酯6份、改性纳米二氧化钛5份、N-羟甲基丙烯酰胺4份、聚异丁烯丁二酰亚胺3份、藻酸丙二醇酯3份、藻酸丙二醇酯2份、N,N-二甲基乙酰胺2份、正丁醇20份、水20份。An elastic stretch-resistant fabric, the fabric is prepared by using elastic fabric as raw material and treated with the following finishing agent, and the finishing agent is prepared from the following raw materials in parts by weight: 18 parts of polyacrylonitrile, rosin-modified phenolic 12 parts of resin, 8 parts of polyethylene succinate, 6 parts of polyglycerol fatty acid ester, 5 parts of modified nano titanium dioxide, 4 parts of N-methylol acrylamide, 3 parts of polyisobutylene succinimide, 3 parts of propylene glycol alginate, 2 parts of propylene glycol alginate, 2 parts of N,N-dimethylacetamide, 20 parts of n-butanol, and 20 parts of water.
所述的改性纳米二氧化钛的制备方法包括以下步骤：The preparation method of the modified nano titanium dioxide comprises the following steps:
（1）将10份纳米二氧化钛分散于水溶液使其质量分数为20wt%，将其pH调节到9.0，经超声分散后加入反应釜中，然后再加入15份质量分数为10wt%的NaAlO2溶液，于反应釜中搅拌均匀后使用酸溶液将溶液pH调节到3.5，于70℃的温度下搅拌反应1h；将反应液取出后通过过滤收集滤饼，将滤饼烘干碾磨后，得到中间产物；(1) Disperse 10 parts of nano-titanium dioxide in an aqueous solution with a mass fraction of 20 wt%, adjust its pH to 9.0, add it to the reactor after ultrasonic dispersion, and then add 15 parts of NaAlO 2 solution with a mass fraction of 10 wt%, After stirring evenly in the reaction kettle, the pH of the solution was adjusted to 3.5 with an acid solution, and the reaction was stirred at 70 ° C for 1 hour; the reaction solution was taken out, the filter cake was collected by filtration, and the filter cake was dried and ground to obtain an intermediate product ;
（2）将中间产物加入水溶液中进行分散，中间产物的质量分数为50wt%，将溶液pH调节到4.0并在搅拌的条件下加入硅烷偶联剂所述的硅烷偶联剂为γ-缩水甘油醚氧丙基三甲氧基硅烷，将反应液温度缓慢升至70℃，保持此温度继续搅拌反应4h后，将反应产物过滤醇洗，将固体产物置于烘箱中干燥，即制得改性纳米二氧化钛。(2) Add the intermediate product to the aqueous solution for dispersion, the mass fraction of the intermediate product is 50wt%, adjust the pH of the solution to 4.0 and add the silane coupling agent under stirring conditions. The silane coupling agent is γ-glycidol etheroxypropyltrimethoxysilane, the temperature of the reaction solution was slowly raised to 70°C, and the temperature was maintained for 4 hours, after which the reaction product was filtered and washed with alcohol, and the solid product was dried in an oven to obtain the modified nanometer Titanium dioxide.
所述的弹性耐拉伸面料的制备方法，包括以下步骤：The preparation method of the elastic stretch-resistant fabric comprises the following steps:
将弹性面料于室温下以1：20的浴比浸入制得的整理剂中，浸泡1h，将浸渍后的面料进行两浸两轧，轧余率为60%，烘干后制得弹性耐拉伸面料。The elastic fabric was immersed in the prepared finishing agent at room temperature with a liquor ratio of 1:20, soaked for 1 hour, and the dipped fabric was dipped and rolled twice, with a margin ratio of 60%. After drying, the elastic tensile resistance was obtained. stretch fabric.
实施例3Example 3
一种弹性耐拉伸面料，该面料以弹性面料为原料，经以下整理剂处理后制备而得，所述整理剂由以下重量份的原料制备而成：聚丙烯腈20份、松香改性酚醛树脂15份、聚丁二酸乙二醇酯10份、聚甘油脂肪酸酯7份、改性纳米二氧化钛7份、N-羟甲基丙烯酰胺5份、聚异丁烯丁二酰亚胺3.5份、藻酸丙二醇酯4份、藻酸丙二醇酯3份、N,N-二甲基乙酰胺3份、正丁醇23份、水25份。An elastic and stretch-resistant fabric, the fabric is prepared by using elastic fabric as raw material and treated with the following finishing agent, and the finishing agent is prepared from the following raw materials in parts by weight: 20 parts of polyacrylonitrile, rosin-modified phenolic 15 parts of resin, 10 parts of polyethylene succinate, 7 parts of polyglycerol fatty acid ester, 7 parts of modified nano titanium dioxide, 5 parts of N-methylol acrylamide, 3.5 parts of polyisobutylene succinimide, 4 parts of propylene glycol alginate, 3 parts of propylene glycol alginate, 3 parts of N,N-dimethylacetamide, 23 parts of n-butanol, and 25 parts of water.
所述的改性纳米二氧化钛的制备方法包括以下步骤：The preparation method of the modified nano titanium dioxide comprises the following steps:
（1）将12份纳米二氧化钛分散于水溶液使其质量分数为23wt%，将其pH调节到9.3，经超声分散后加入反应釜中，然后再加入20份质量分数为10wt%的NaAlO2溶液，于反应釜中搅拌均匀后使用酸溶液将溶液pH调节到2.0，于80℃的温度下搅拌反应1.2h；将反应液取出后通过过滤收集滤饼，将滤饼烘干碾磨后，得到中间产物；(1) Disperse 12 parts of nano-titanium dioxide in an aqueous solution with a mass fraction of 23wt%, adjust its pH to 9.3, add it to the reactor after ultrasonic dispersion, and then add 20 parts of NaAlO 2 solution with a mass fraction of 10wt%, After stirring evenly in the reaction kettle, the pH of the solution was adjusted to 2.0 with an acid solution, and the reaction was stirred at a temperature of 80 ° C for 1.2 h; the reaction solution was taken out, the filter cake was collected by filtration, and the filter cake was dried and ground to obtain the intermediate product;
（2）将中间产物加入水溶液中进行分散，中间产物的质量分数为50wt%，将溶液pH调节到4.0并在搅拌的条件下加入硅烷偶联剂所述的硅烷偶联剂为γ―甲基丙烯酰氧基丙基三甲氧基硅烷，将反应液温度缓慢升至72℃，保持此温度继续搅拌反应4.5h后，将反应产物过滤醇洗，将固体产物置于烘箱中干燥，即制得改性纳米二氧化钛。(2) Add the intermediate product to the aqueous solution for dispersion, the mass fraction of the intermediate product is 50wt%, adjust the pH of the solution to 4.0 and add the silane coupling agent under stirring conditions. The silane coupling agent is γ-methyl Acryloyloxypropyltrimethoxysilane, slowly raise the temperature of the reaction solution to 72°C, keep this temperature and continue stirring for 4.5 hours, then filter the reaction product and wash it with alcohol, and dry the solid product in an oven to obtain Modified nano titanium dioxide.
所述的弹性耐拉伸面料的制备方法，包括以下步骤：The preparation method of the elastic stretch-resistant fabric comprises the following steps:
将弹性面料于室温下以1：30的浴比浸入制得的整理剂中，浸泡1.5h，将浸渍后的面料进行两浸两轧，轧余率为65%，烘干后制得弹性耐拉伸面料。The elastic fabric was immersed in the prepared finishing agent at room temperature with a bath ratio of 1:30, soaked for 1.5 hours, and the dipped fabric was dipped and rolled twice, with a margin ratio of 65%. After drying, elastic resistance was obtained. Stretch fabric.
实施例4Example 4
一种弹性耐拉伸面料，该面料以弹性面料为原料，经以下整理剂处理后制备而得，所述整理剂由以下重量份的原料制备而成：聚丙烯腈30份、松香改性酚醛树脂20份、聚丁二酸乙二醇酯16份、聚甘油脂肪酸酯10份、改性纳米二氧化钛12份、N-羟甲基丙烯酰胺8份、聚异丁烯丁二酰亚胺5份、藻酸丙二醇酯8份、藻酸丙二醇酯5份、N,N-二甲基乙酰胺6份、正丁醇30份、水40份。An elastic stretch-resistant fabric, the fabric is prepared by using elastic fabric as raw material and treated with the following finishing agent, and the finishing agent is prepared from the following raw materials in parts by weight: 30 parts of polyacrylonitrile, rosin-modified phenolic 20 parts of resin, 16 parts of polyethylene succinate, 10 parts of polyglycerol fatty acid ester, 12 parts of modified nano titanium dioxide, 8 parts of N-methylol acrylamide, 5 parts of polyisobutylene succinimide, 8 parts of propylene glycol alginate, 5 parts of propylene glycol alginate, 6 parts of N,N-dimethylacetamide, 30 parts of n-butanol, and 40 parts of water.
所述的改性纳米二氧化钛的制备方法包括以下步骤：The preparation method of the modified nano titanium dioxide comprises the following steps:
（1）将20份纳米二氧化钛分散于水溶液使其质量分数为30wt%，将其pH调节到10，经超声分散后加入反应釜中，然后再加入30份质量分数为10wt%的NaAlO2溶液，于反应釜中搅拌均匀后使用酸溶液将溶液pH调节到5.0，于100℃的温度下搅拌反应2h；将反应液取出后通过过滤收集滤饼，将滤饼烘干碾磨后，得到中间产物；(1) Disperse 20 parts of nano-titanium dioxide in an aqueous solution with a mass fraction of 30wt%, adjust its pH to 10, add it to the reaction kettle after ultrasonic dispersion, and then add 30 parts of NaAlO 2 solution with a mass fraction of 10wt%, After stirring evenly in the reaction kettle, the pH of the solution was adjusted to 5.0 with an acid solution, and the reaction was stirred at a temperature of 100 ° C for 2 hours; the reaction solution was taken out, the filter cake was collected by filtration, and the filter cake was dried and ground to obtain an intermediate product ;
（2）将中间产物加入水溶液中进行分散，中间产物的质量分数为50wt%，将溶液pH调节到4.0并在搅拌的条件下加入硅烷偶联剂所述的硅烷偶联剂为γ―甲基丙烯酰氧基丙基三甲氧基硅烷，将反应液温度缓慢升至80℃，保持此温度继续搅拌反应6h后，将反应产物过滤醇洗，将固体产物置于烘箱中干燥，即制得改性纳米二氧化钛。(2) Add the intermediate product to the aqueous solution for dispersion, the mass fraction of the intermediate product is 50wt%, adjust the pH of the solution to 4.0 and add the silane coupling agent under stirring conditions. The silane coupling agent is γ-methyl Acryloyloxypropyltrimethoxysilane, slowly raise the temperature of the reaction solution to 80°C, keep the temperature and continue stirring for 6 hours, then filter the reaction product and wash it with alcohol, and dry the solid product in an oven to obtain the modified product. Sexual nano-titanium dioxide.
所述的弹性耐拉伸面料的制备方法，包括以下步骤：The preparation method of the elastic stretch-resistant fabric comprises the following steps:
将弹性面料于室温下以1：50的浴比浸入制得的整理剂中，浸泡3h，将浸渍后的面料进行两浸两轧，轧余率为80%，烘干后制得弹性耐拉伸面料。The elastic fabric was immersed in the prepared finishing agent at room temperature with a liquor ratio of 1:50, soaked for 3 hours, and the dipped fabric was dipped and rolled twice, with a margin ratio of 80%. After drying, the elastic tensile resistance was obtained. stretch fabric.
对比例1Comparative Example 1
对比例1与实施例1的区别在于，对比例1中未添加改性纳米二氧化钛。The difference between Comparative Example 1 and Example 1 is that the modified nano-titanium dioxide is not added in Comparative Example 1.
对比例2Comparative Example 2
对比例2与实施例1的区别在于，对比例2中未添加聚丙烯腈和松香改性酚醛树脂。The difference between Comparative Example 2 and Example 1 is that in Comparative Example 2, polyacrylonitrile and rosin-modified phenolic resin were not added.
将实施例1-4和对比例1-2制得的面料参照GB/T 3923.1-2013进行抗拉性能测试，测试结果如表1所示，从表1中得出，本发明制得的弹性面料具有良好的抗拉伸性能，拉伸强度高达68 MPa，断裂伸长率高达62%，因此，该面料的使用性能得到了极大的提高。The fabrics prepared in Examples 1-4 and Comparative Examples 1-2 were tested for tensile properties with reference to GB/T 3923.1-2013. The test results are shown in Table 1. From Table 1, the elastic The fabric has good tensile properties, the tensile strength is as high as 68 MPa, and the elongation at break is as high as 62%. Therefore, the performance of the fabric has been greatly improved.
表1Table 1
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