Manufacturing method of arc-proof safety fabric

Abstract

The invention discloses a manufacturing method of an arc-proof safety fabric, which comprises the following steps: weighing 20% of flame-retardant modacrylic fiber, 10% of cotton fiber and 70% of aramid fiber in percentage by mass, uniformly mixing the raw materials to manufacture yarns, interweaving the yarns by warp yarns and weft yarns to form a gray fabric, and drying the gray fabric to obtain the arc-proof safety fabric. The gray fabric is sequentially soaked in flame-retardant liquid, anti-static treatment liquid and fiber protection liquid, and finally the gray fabric is made into the fabric. The invention relates to the technical field of textile fabrics, and has the characteristics of low cost, super-strong arc-proof effect and super-strong flame-retardant effect.

Description

Technical Field

[0001] The invention relates to the technical field of textile fabric manufacturing, in particular to a method for manufacturing arc-proof safety fabric. Background Art

[0002] In the power industry, operators can effectively reduce the probability of injury by wearing arc-proof clothing, and arc-proof clothing is made of arc-proof fabrics. Arc-proof fabrics in the prior art (such as Nomex IIIA fabrics and Protera fabrics) can resist high heat and flames, avoid cracking due to arc explosions, and reduce the risk of static electricity and fire caused by fiber friction, but their product costs are very high and are only suitable for the needs of the high-end market, not for the mid- and low-end markets. Therefore, we need a low-cost fabric with good arc resistance and flame retardant effects. Based on this, this application is proposed. Summary of the invention

[0003] In view of the above-mentioned deficiencies in the prior art, an object of the present invention is to provide an arc-proof fabric which is low in cost and has super arc-proof and flame-retardant effects.

[0004] The technical solution adopted by the present invention to achieve the above-mentioned purpose is: a method for manufacturing arc-proof safety fabric, the fabric is composed of warp yarns and weft yarns interwoven, and the warp yarns and weft yarns are composed of the following mass components:

[0005] Flame retardant nylon fiber 20%, cotton fiber 10%, aramid fiber 70%;

[0006] The specific implementation steps are as follows:

[0007] Step 1: Weigh 20% of flame retardant nitrile fiber, 10% of cotton fiber, and 70% of aramid fiber according to mass percentage;

[0008] Step 2: Evenly mix the weighed raw materials;

[0009] Step 3, making the mixed raw materials into yarn;

[0010] Step 4, weaving the prepared yarn into grey cloth;

[0011] Step 5: Immerse the grey cloth in a flame retardant liquid to achieve flame retardant treatment;

[0012] Step 6: Immerse the grey cloth in the antistatic treatment liquid to achieve antistatic treatment;

[0013] Step 7: Immerse the grey cloth in the fiber protection liquid to achieve fabric protection treatment;

[0014] Step 8: Make the grey cloth into fabric.

[0015] In the above method, the linear density of the warp and weft yarns is 18.5 tex×2, and the unit area mass of the fabric is 240 g / m 2 .

[0016] In the above method, the raw materials in step three are successively processed into yarns through the steps of removing impurities, loosening, opening, carding, combing, drawing, twisting, winding and heat setting.

[0017] In the above method, the yarn in step 4 is sequentially warped, sizing, reeded and woven to produce grey cloth.

[0018] In the above method, the grey cloth in step eight is successively subjected to embryo inspection, desizing, tentering, shaping, and rolling to form fabric.

[0019] In the above method, the flame retardant liquid is propane flame retardant, and the soaking time is 10-15 hours.

[0020] In the above method, the antistatic treatment liquid is a textile antistatic treatment liquid, the soaking time is 24-30 hours, and the interval time between step five and step six is ​​48 hours.

[0021] In the above method, the fiber protection liquid is one of a condensate of fatty acid and protein, ammonium alkyl sulfonate and lignin sulfonate, the soaking time is 24-30 hours, and the interval time between step six and step seven is 48 hours.

[0022] The beneficial effects of the present invention are as follows: through the selected fiber raw materials, the manufactured fabrics can have arc protection and flame retardant effects, and the arc protection and flame retardant effects of the fabrics can be enhanced by soaking in flame retardant liquid and antistatic treatment liquid in the later stage, and the smoldering problem of the antistatic fabrics can be solved. Through the selected fiber raw materials, the unit area mass of the fabrics can be reduced, and the clothes made of the fabrics are lighter, and the comfort and tear resistance are improved. The service life of the fabrics can be enhanced by soaking in fiber protection liquid. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] Embodiment 1

[0025] A method for manufacturing arc-proof safety fabric, the fabric is composed of warp yarns and weft yarns interwoven, and the warp yarns and weft yarns are composed of the following mass components:

[0026] Flame retardant nylon fiber 20%, cotton fiber 10%, aramid fiber 70%;

[0027] Among them, the flame retardant nitrile fiber and cotton fiber are all domestically produced, and the aramid fiber is aramid 1414 fiber, thereby ensuring the low price of the raw materials;

[0028] The specific implementation steps are as follows:

[0029] Step 1: Weigh 20% of flame retardant nitrile fiber, 10% of cotton fiber, and 70% of aramid fiber according to mass percentage;

[0030] Step 2: Evenly mix the weighed raw materials;

[0031] Step 3, the mixed raw materials are sequentially subjected to impurity removal, loosening, opening, carding, combing, drafting, twisting, winding, and heat setting to produce yarn;

[0032] Step 4: The yarn is processed into grey cloth by warping, sizing, reeding and weaving. The linear density of the warp and weft yarns in the grey cloth is 18.5tex×2, and the unit area mass of the fabric is 240g / m 2 ;

[0033] Step 5: Immerse the grey cloth in a flame retardant liquid for 10-15 hours to achieve flame retardant treatment. The flame retardant liquid is a propenyl flame retardant;

[0034] Step 6: immerse the grey cloth in the antistatic treatment solution for 24-30 hours, and the interval between step 5 and step 6 is 48 hours;

[0035] Step 7: Immerse the grey cloth in a fiber protection liquid for 24-30 hours, and the interval between step 6 and step 7 is 48 hours, to achieve fabric protection treatment. The fiber protection liquid uses a condensate of fatty acid and protein, alkyl sulfonate ammonium salt and lignin sulfonate.

[0036] Step 8: The grey cloth is processed into fabric through warping, sizing, reeding and weaving in sequence.

[0037] Embodiment 2

[0038] A method for manufacturing arc-proof safety fabric, the fabric is composed of warp yarns and weft yarns interwoven, and the warp yarns and weft yarns are composed of the following mass components:

[0039] Flame retardant nylon fiber 20%, cotton fiber 10%, aramid fiber 70%;

[0040] Among them, the flame retardant nitrile fiber and cotton fiber are all domestically produced, and the aramid fiber is aramid 1414 fiber, thereby ensuring the low price of the raw materials;

[0041] The specific implementation steps are as follows:

[0042] Step 1: Weigh 20% of flame retardant nitrile fiber, 10% of cotton fiber, and 70% of aramid fiber according to mass percentage;

[0043] Step 2: Evenly mix the weighed raw materials;

[0044] Step 3, the mixed raw materials are sequentially subjected to impurity removal, loosening, opening, carding, combing, drafting, twisting, winding, and heat setting to produce yarn;

[0045] Step 4: The yarn is processed into grey cloth by warping, sizing, reeding and weaving. The linear density of the warp and weft yarns in the grey cloth is 18.5tex×2, and the unit area mass of the fabric is 240g / m 2 ;

[0046] Step 5. Immerse the grey cloth in flame-retardant liquid for 10 hours to achieve flame-retardant treatment. The flame-retardant liquid is propenoid flame retardant. Propenoid flame retardant can easily penetrate into the fiber, and after ammonia fumigation chemical reaction, it becomes a high molecular polymer, forming permanent cross-linking, which makes it have durable flame-retardant properties. This flame-retardant property does not decrease with the increase of washing times. At the same time, this flame-retardant finishing does not change the original properties of the fabric fiber, thereby maintaining the original properties of the fabric. This flame-retardant cloth has the characteristics of carbonization when encountering fire, self-extinguishing when away from fire, and effectively preventing the spread of flames. The protective clothing made of it can prevent flames from causing harm to the human body and provide effective safety protection for the human body. At the same time, this flame-retardant protective clothing has excellent washing resistance, is non-toxic, tasteless, non-irritating, breathable and moisture-permeable, and comfortable to wear;

[0047] Step six, immersing the grey cloth in the antistatic treatment liquid for 24 hours, and the interval time between step five and step six is ​​48 hours, so as to achieve antistatic treatment, the antistatic treatment liquid adopts textile antistatic treatment liquid, and the antistatic treatment liquid can select the textile antistatic agent produced by Shandong Juli Antistatic Technology Co., Ltd., by soaking in the antistatic treatment liquid, the product itself has antistatic performance, the surface resistance of the textile product reaches 8-9, and can maintain a stable resistance value even at a low temperature of -10°C, meeting the requirements of ESD products, and the antistatic effect is long-lasting, and does not affect the color of the product;

[0048] Step 7: Immerse the grey cloth in a fiber protection liquid for 24 hours, and the interval between step 6 and step 7 is 48 hours, so as to achieve fabric protection treatment. The fiber protection liquid adopts a condensate of fatty acid and protein, alkyl sulfonate and lignin sulfonate;

[0049] Step 8: The grey cloth is processed into fabric through warping, sizing, reeding and weaving in sequence.

[0050] Embodiment 3

[0051] A method for manufacturing arc-proof safety fabric, the fabric is composed of warp yarns and weft yarns interwoven, and the warp yarns and weft yarns are composed of the following mass components:

[0052] Flame retardant nylon fiber 20%, cotton fiber 10%, aramid fiber 70%;

[0053] Among them, the flame retardant nitrile fiber and cotton fiber are all domestically produced, and the aramid fiber is aramid 1414 fiber, thereby ensuring the low price of the raw materials;

[0054] The specific implementation steps are as follows:

[0055] Step 1: Weigh 20% of flame retardant nitrile fiber, 10% of cotton fiber, and 70% of aramid fiber according to mass percentage;

[0056] Step 2: Evenly mix the weighed raw materials;

[0057] Step 3, the mixed raw materials are sequentially subjected to impurity removal, loosening, opening, carding, combing, drafting, twisting, winding, and heat setting to produce yarn;

[0058] Step 4: The yarn is processed into grey cloth by warping, sizing, reeding and weaving. The linear density of the warp and weft yarns in the grey cloth is 18.5tex×2, and the unit area mass of the fabric is 240g / m 2 ;

[0059] Step 5. Immerse the grey cloth in flame-retardant liquid for 15 hours to achieve flame-retardant treatment. The flame-retardant liquid is propenoid flame retardant. Propenoid flame retardant can easily penetrate into the fiber, and after ammonia fumigation chemical reaction, it becomes a high molecular polymer, forming permanent cross-linking, which makes it have durable flame-retardant properties. This flame-retardant property does not decrease with the increase of washing times. At the same time, this flame-retardant finishing does not change the original properties of the fabric fiber, thereby maintaining the original properties of the fabric. This flame-retardant cloth has the characteristics of carbonization when encountering fire, self-extinguishing when away from fire, and effectively preventing the spread of flames. The protective clothing made of it can prevent flames from causing harm to the human body and provide effective safety protection for the human body. At the same time, this flame-retardant protective clothing has excellent washing resistance, is non-toxic, odorless, non-irritating, breathable and moisture-permeable, and comfortable to wear;

[0060] Step six, immersing the grey cloth in the antistatic treatment liquid for 30 hours, and the interval time between step five and step six is ​​48 hours, so as to achieve antistatic treatment, the antistatic treatment liquid adopts textile antistatic treatment liquid, and the antistatic treatment liquid can use the textile antistatic agent produced by Shandong Juli Antistatic Technology Co., Ltd., by soaking in the antistatic treatment liquid, the product itself has antistatic performance, the surface resistance of the textile product reaches 8-9, and can maintain a stable resistance value even at a low temperature of -10°C, meeting the requirements of ESD products, and the antistatic effect is long-lasting, and does not affect the color of the product;

[0061] Step 7: Immerse the grey cloth in a fiber protection liquid for 30 hours, and the interval between step 6 and step 7 is 48 hours, so as to achieve fabric protection treatment. The fiber protection liquid adopts a condensate of fatty acid and protein, alkyl sulfonate and lignin sulfonate;

[0062] Step 8: The grey cloth is processed into fabric through warping, sizing, reeding and weaving in sequence.

[0063] The fabric prepared in the above Example 3 is tested according to GB 8965.1-2020 "Protective clothing flame retardant clothing", GB12014-2019 "Protective clothing antistatic clothing", GB / T12703.2-2009 "Evaluation of electrostatic properties of textiles Part 2: Charge surface density", GB / T3920-2008 "Textiles color fastness test friction color fastness", GB / T 6152-1997 "Textiles - Tests for Color Fastness - Color Fastness to Heat Pressing" tests the flame retardancy of fabrics, fabric breaking strength, fabric tearing strength, fabric moisture permeability, fabric pilling, fabric air permeability, fabric dimensional change rate after washing, fabric thermal stability, fabric color fastness to soaping, fabric color fastness to dry friction, fabric color fastness to perspiration, fabric formaldehyde content, fabric pH value, fabric odor, fabric decomposable carcinogenic aromatic amine dyes, fabric color fastness to light, point-to-point resistance, surface charge density, color fastness to wet friction, and fabric color fastness to heat pressing;

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[0070] The test data is as follows:

[0071] In summary, after testing, the sample was judged to be qualified in accordance with GB 8965.1-2020 "Protective Clothing Flame-retardant Clothing", GB12014-2019 "Protective Clothing Anti-static Clothing", and GB / T12703.2-2009 "Evaluation of Electrostatic Properties of Textiles Part 2: Charge Surface Density".

[0072] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive in all respects, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention.

[0073] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A method for producing arc-proof safety fabric, characterized in that: The fabric is composed of warp yarns and weft yarns interwoven, and the warp yarns and weft yarns are composed of the following mass components: Flame retardant nylon fiber 20%, cotton fiber 10%, aramid fiber 70%; The specific implementation steps are as follows: Step 1: Weigh 20% of flame retardant nitrile fiber, 10% of cotton fiber, and 70% of aramid fiber according to mass percentage; Step 2: Evenly mix the weighed raw materials; Step 3, making the mixed raw materials into yarn; Step 4, weaving the prepared yarn into grey cloth; Step 5: Immerse the grey cloth in a flame retardant liquid to achieve flame retardant treatment; Step 6: Immerse the grey cloth in the antistatic treatment liquid to achieve antistatic treatment; Step 7: Immerse the grey cloth in the fiber protection liquid to achieve fabric protection treatment; Step 8: Make the grey cloth into fabric.

2. The method for producing arc-proof safety fabric according to claim 1, characterized in that: The linear density of the warp yarn and the weft yarn is 18.5tex×2, and the mass per unit area of ​​the fabric is 240g / ㎡.

3. The method for producing arc-proof safety fabric according to claim 1, characterized in that: The raw materials in step three are successively processed into yarns through the processes of removing impurities, loosening, opening, combing, combing, drawing, twisting, winding and heat setting.

4. The method for producing arc-proof safety fabric according to claim 1, characterized in that: The yarn in step 4 is sequentially processed through warping, sizing, reeding and weaving to produce grey cloth.

5. The method for producing arc-proof safety fabric according to claim 1, characterized in that: The grey cloth described in step eight is successively subjected to the steps of embryo inspection, desizing, tentering, shaping, and rolling to be manufactured into fabric.

6. The method for producing arc-proof safety fabric according to claim 1, characterized in that: The flame retardant liquid adopts propane flame retardant, and the soaking time is 10-15 hours.

7. The method for producing arc-proof safety fabric according to claim 5, characterized in that: The antistatic treatment liquid is a textile antistatic treatment liquid, the soaking time is 24-30 hours, and the interval time between step five and step six is ​​48 hours.

8. The method for producing arc-proof safety fabric according to claim 6, characterized in that: The fiber protection liquid is one of a condensate of fatty acid and protein, ammonium alkyl sulfonate and lignin sulfonate, the soaking time is 24-30 hours, and the interval time between step six and step seven is 48 hours.

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