CN118223286A - Flame retardant finishing method for nylon textile and flame retardant nylon textile - Google Patents
Flame retardant finishing method for nylon textile and flame retardant nylon textile Download PDFInfo
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- CN118223286A CN118223286A CN202410329644.9A CN202410329644A CN118223286A CN 118223286 A CN118223286 A CN 118223286A CN 202410329644 A CN202410329644 A CN 202410329644A CN 118223286 A CN118223286 A CN 118223286A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M10/00—Physical treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, e.g. by ultrasonic waves, corona discharge, irradiation, electric currents or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
- D06M10/04—Physical treatment combined with treatment with chemical compounds or elements
- D06M10/08—Organic compounds
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/203—Unsaturated carboxylic acids; Anhydrides, halides or salts thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/224—Esters of carboxylic acids; Esters of carbonic acid
- D06M13/2246—Esters of unsaturated carboxylic acids
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
- D06M13/282—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing phosphorus
- D06M13/292—Mono-, di- or triesters of phosphoric or phosphorous acids; Salts thereof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M14/00—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials
- D06M14/18—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation
- D06M14/26—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin
- D06M14/30—Graft polymerisation of monomers containing carbon-to-carbon unsaturated bonds on to fibres, threads, yarns, fabrics, or fibrous goods made from such materials using wave energy or particle radiation on to materials of synthetic origin of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M14/34—Polyamides
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/34—Polyamides
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/30—Flame or heat resistance, fire retardancy properties
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
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- Chemical Kinetics & Catalysis (AREA)
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- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
本申请公开一种锦纶纺织物的阻燃整理方法及阻燃锦纶纺织物，该锦纶纺织物的阻燃整理方法包括以下步骤：S1、提供阻燃整理剂，所述阻燃整理剂中含有烯基成分；S2、将所述阻燃整理剂附着在锦纶纺织物上，随后进行烘干处理；S3、将烘干后的所述锦纶纺织物进行等离子体处理，得到阻燃锦纶纺织物。经过本发明方法整理后的阻燃锦纶纺织物，不仅满足了阻燃性能要求，而且在保持原有锦纶纺织物优异耐磨性、弹性的基础上，实现了功能性升级，拓宽了其在各领域的安全应用范围，对于推动纺织行业向绿色、环保、高性能方向发展具有重要意义。
The present application discloses a flame retardant finishing method for nylon textiles and flame retardant nylon textiles, the flame retardant finishing method for nylon textiles comprising the following steps: S1, providing a flame retardant finishing agent, wherein the flame retardant finishing agent contains an olefinic component; S2, attaching the flame retardant finishing agent to the nylon textile, and then performing a drying treatment; S3, performing a plasma treatment on the dried nylon textile to obtain a flame retardant nylon textile. The flame retardant nylon textile finished by the method of the present invention not only meets the flame retardant performance requirements, but also achieves functional upgrades on the basis of maintaining the excellent wear resistance and elasticity of the original nylon textile, broadens its safe application range in various fields, and is of great significance for promoting the textile industry to develop in the direction of green, environmental protection, and high performance.
Description
Technical Field
The invention relates to a flame-retardant finishing method of nylon textile fabrics and flame-retardant nylon textile fabrics, and belongs to the technical field of textile fabric treatment.
Background
Nylon textiles are the preferred materials for various men and women apparel and home textiles due to their excellent wear resistance and excellent elasticity. Further, by enhancing the durability and fireproof characteristics thereof, the functionality of the nylon textile is significantly improved, so that the nylon textile is more widely applied in a plurality of fields.
As a thermoplastic fiber, nylon can soften or even melt when encountering high temperature or flame to form molten drops, and the process can slow down the spreading combustion of the fabric to a certain extent, but potential safety hazards such as secondary fire or skin scalding can be caused by the dripping of the molten drops, so that great challenges are brought to life safety of people.
In order to solve the problems of high energy consumption, high water consumption, environmental pollution and the like caused by the traditional flame-retardant treatment method such as chemical wet treatment, a new flame-retardant processing scheme for nylon textiles, which is efficient, environment-friendly and long in durability, is urgently needed.
Disclosure of Invention
The invention aims to provide a flame-retardant finishing method of nylon textile fabrics and flame-retardant nylon textile fabrics, which can endow the nylon textile fabrics with high-efficiency and environment-friendly flame-retardant performance.
In order to achieve the above purpose, the present invention provides the following technical solutions:
in a first aspect, the application provides a flame retardant finishing method for a nylon textile, comprising the steps of:
s1, providing a flame retardant finishing agent, wherein the flame retardant finishing agent contains alkenyl components;
S2, attaching the flame retardant finishing agent to nylon textiles, and then drying;
and S3, performing plasma treatment on the dried nylon textile to obtain the flame-retardant nylon textile.
In one or more possible embodiments, the alkenyl component is selected from any one or more of acrylic acid or acrylic acid derivatives.
In one or more possible embodiments, the acrylic acid derivatives are acrylates and acrylate derivatives.
In one or more possible embodiments, the flame retardant finish is an aqueous solution containing the alkenyl component, and in step S2, the attaching the flame retardant finish to the nylon textile includes:
and (3) performing gas atomization on the flame retardant finishing agent, and spraying the gas atomization finishing agent on the nylon textile.
In one or more possible embodiments, the flame retardant finish is configured to uniformly adhere to the nylon textile, the nylon textile having a liquid absorption of 15-25%.
In one or more possible embodiments, in step S2, the temperature of the drying process is 80-100 ℃.
In one or more possible embodiments, in step S3, the subjecting the dried nylon textile to plasma treatment includes:
Placing the nylon textile in a plasma generator, introducing non-polymeric inorganic gas, and setting treatment conditions according to the flame retardant finishing agent, wherein the treatment conditions comprise any one or more of plasma power, gas flow rate or treatment time.
In one or more possible embodiments, before attaching the flame retardant finish to the nylon textile, further comprising:
and cleaning the surface of the nylon textile.
In one or more possible embodiments, before attaching the flame retardant finish to the nylon textile, further comprising:
And (3) adjusting the fabric structure of the nylon fabric, and increasing the hydrophilicity and/or the fabric porosity of the nylon fabric.
In one or more possible embodiments, the fabric structure of the chinlon textile is adjusted in the following manner:
fiber modification treatment, weaving structure design, pretreatment process, carding and calendaring, chemical reduction treatment, compound spinning technology and the like.
In a second aspect, the application provides a flame retardant nylon textile obtained by the flame retardant finishing method of the nylon textile according to the first aspect.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
The flame retardant finishing agent containing alkenyl components (such as acrylic acid or derivatives thereof) is uniformly attached to the nylon textile by combining an air atomization process, so that the binding force between the flame retardant and the textile is improved, the flame retardant effect is enhanced, the flame retardant can be more firmly fixed inside the nylon fiber, the molten drop phenomenon of the nylon fiber at high temperature is effectively prevented, and the risk of secondary fire or scald caused by the molten drop is reduced.
Through the drying treatment step, the chemical bonding between the flame retardant finishing agent and the nylon textile is ensured, the durability of the flame retardant finishing is improved, and the treated nylon textile can still maintain good flame retardant performance even though being washed for a plurality of times.
The plasma technology is adopted to carry out surface modification treatment on the flame-retardant and finished nylon textile, so that the crosslinking degree of the flame retardant and the nylon fiber can be further improved, the flame retardant performance is enhanced, and the problems of high energy consumption, high water consumption and environmental pollution caused by the traditional wet treatment are greatly reduced because the plasma treatment is a dry, low-temperature and environment-friendly process.
The steps of surface cleaning and fabric structure adjustment are added in the pretreatment stage of the nylon textile, the surface cleaning and fabric structure adjustment are guaranteed in the pretreatment stage of the nylon textile, the good adsorptivity of the flame retardant finishing agent is guaranteed in the surface cleaning and fabric structure adjustment is guaranteed in the pretreatment stage of the nylon textile, and the penetration and distribution of the flame retardant finishing agent are facilitated through optimization of hydrophilicity and/or fabric porosity, so that the uniformity and durability of a flame retardant effect are improved.
To sum up: the flame-retardant nylon textile finished by the method not only meets the flame-retardant performance requirement, but also realizes functional upgrading on the basis of keeping the excellent wear resistance and elasticity of the original nylon textile, widens the safety application range of the flame-retardant nylon textile in various fields, and has important significance for promoting the development of the textile industry to the green, environment-friendly and high-performance directions.
The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
FIG. 1 is a flow chart showing the steps of a flame retardant finishing method for nylon textile according to an embodiment of the present application;
fig. 2 is a flowchart of a flame retardant finishing method for a nylon textile according to an embodiment of the application.
Detailed Description
Other advantages and effects of the present invention will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present invention with reference to specific examples. The invention may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present invention. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.
It should be noted that the term "flame retardant" as used herein refers to a chemical applied to a cellulosic fabric. "reduced flammability" applied to fabric does not mean that the fabric material is not flammable. The term "flame retardant effective amount" refers to an amount effective for a particular fabric such that the treated fabric passes the required flammability test.
Some exemplary embodiments of the invention have been described for illustrative purposes, it being understood that the invention may be practiced otherwise than as specifically shown in the accompanying drawings.
Fig. 1 shows a flow chart of a flame retardant finishing method of a nylon textile according to an embodiment of the present application, and as shown in fig. 1, the flame retardant finishing method of a nylon textile comprises the following steps:
s1, providing a flame retardant finishing agent, wherein the flame retardant finishing agent contains alkenyl components;
S2, attaching the flame retardant finishing agent to nylon textiles, and then drying;
and S3, performing plasma treatment on the dried nylon textile to obtain the flame-retardant nylon textile.
Specifically, the alkenyl component is selected from any one or more of acrylic acid or acrylic acid derivatives. By way of illustration and not limitation, the acrylic acid derivatives are acrylic acid esters and acrylic acid ester derivatives.
Optionally, the flame retardant finishing agent is an aqueous solution containing the alkenyl component, and in step S2, the attaching the flame retardant finishing agent to the chinlon textile includes:
and (3) performing gas atomization on the flame retardant finishing agent, and spraying the gas atomization finishing agent on the nylon textile.
Optionally, the flame retardant finish is configured to uniformly adhere to the nylon textile, the nylon textile having a liquid absorption of 15-25%.
By way of illustration and not limitation, the liquid absorption of nylon textiles may be accurately measured using direct impregnation, capillary effect, and the like.
Optionally, in step S2, the temperature of the drying treatment is 80-100 ℃.
Optionally, in step S3, the performing plasma treatment on the dried nylon textile includes:
Placing the nylon textile in a plasma generator, introducing non-polymeric inorganic gas, and setting treatment conditions according to the flame retardant finishing agent, wherein the treatment conditions comprise any one or more of plasma power, gas flow rate or treatment time.
Optionally, before attaching the flame retardant finish to the nylon textile, the flame retardant finish further comprises:
and cleaning the surface of the nylon textile.
By way of illustration and not limitation, the following specific methods may be employed in the surface cleaning stage prior to flame retardant finishing of nylon textiles:
Physical mechanical cleaning method
1) Brushing, using a soft brush or a special textile brush to gently brush off floating dust, impurities and loose fibers on the surface of the textile.
2) Dust collection, which is to remove tiny particles and chips on the surface and inside of the fabric by using dust collection equipment.
3) The ultrasonic cleaning is suitable for certain scenes with higher requirements on cleanliness, and dirt and grease in gaps of the fabric are removed through ultrasonic vibration.
4) Drum cleaning, in which the fabric is tumbled in a drum with a cleaning agent to remove surface stains and debris.
Chemical cleaning method
1) Dipping, immersing the fabric in a suitable cleaning agent to remove grease, waxes and other organic contaminants.
2) Spraying and cleaning, namely uniformly spraying the low-pressure spraying system and the environment-friendly detergent on the surface of the fabric, and then flushing away stains by water flow.
3) Degreasing treatment, namely chemically degreasing by adopting a degreasing agent suitable for nylon materials to remove grease and auxiliary agent residues on the surfaces.
Other specialized cleaning techniques
1) Cleaning solvent, and rapidly dissolving and removing greasy dirt on surface by using volatile organic solvent such as alcohol, acetone, etc.
2) The biological enzyme treatment can be used for decomposing specific types of stains, and has good effect on protein stains in particular.
In actual operation, the selection of the cleaning method is determined according to the specific material, stain type and subsequent flame-retardant finishing requirements of the nylon textile, and factors such as efficiency, cost, environmental protection and safety are considered. After cleaning, it is also necessary to ensure that the fabric is sufficiently dry to facilitate effective adhesion and curing of the flame retardant finish.
Optionally, before attaching the flame retardant finish to the nylon textile, the flame retardant finish further comprises:
And (3) adjusting the fabric structure of the nylon fabric, and increasing the hydrophilicity and/or the fabric porosity of the nylon fabric.
By way of illustration and not limitation, the following methods may be employed to adjust the fabric structure of a nylon textile:
Fiber modification treatment
Hydrophilic substances are used for carrying out surface modification on nylon fibers, such as hydrophilic groups are introduced in the modes of graft copolymerization, surface coating or physical adsorption, and the like, so that the polarity of the fiber surfaces is improved, and the hydrophilicity of the fiber surfaces is enhanced.
Weaving structure design
A relatively loose woven structure, such as plain weave, twill weave or satin weave with relatively low warp and weft densities, is designed and adopted to increase the porosity of the fabric, so that the flame retardant finishing agent can better permeate and adsorb.
Pretreatment process
Before flame-retardant finishing, the nylon textile is pre-shrunk by adopting a physical or chemical method, and the fiber gaps are increased by changing the interweaving state among fibers, so that the porosity of the textile is improved.
Carding and calendaring
Fine carding is carried out on the textile so as to break up fiber bundles, refine the arrangement among fibers and increase the internal gaps of the textile. In addition, the calendaring pressure and the calendaring speed are reasonably controlled, and the fabric is properly leveled, and meanwhile, the pores are prevented from being reduced due to excessive compaction.
Chemical reduction treatment
And (3) carrying out moderate alkali reduction or solvent reduction treatment on the nylon fibers, removing part of fiber surface layers, increasing specific surface area and improving porosity and hydrophilicity of the fabric.
Composite spinning technology
In the nylon fiber production stage, nylon and other fibers with better hydrophilicity are blended by adopting a composite spinning technology, so that the hydrophilicity of the fabric can be improved, the fabric structure can be adjusted on a microscopic level, and the porosity is increased.
Referring to fig. 2, the present application will be described in further detail with reference to the steps and embodiments shown. It should be noted that the following examples evaluate the flame retardant effect of nylon textiles in three ways:
Limiting Oxygen Index (LOI): this is a standard test method for measuring the ability of a material to support combustion in an oxygen environment, in general, the higher the LOI value, the more difficult the material will burn.
Vertical combustion test: by observing the afterflame, smoldering time and damage length of the fabric in the vertical burning process. The shorter the after-burning and smoldering time is, the fabric is not easy to continue burning or smoldering slowly, and the damage length is also greatly reduced, which shows excellent flame retardant property.
Evaluation of dripping phenomenon: this is an important index for evaluating flame retardant properties, since melt dripping can lead to fire spread and secondary fires, the absence of melt dripping means that flame retardant finishes are very effective.
Embodiment one:
(1) Preparing an aqueous acrylic flame retardant solution by taking aqueous acrylic acid as an alkenyl component, then, performing gas atomization on the aqueous acrylic flame retardant solution, spraying the aqueous acrylic flame retardant solution onto nylon textile through gas atomization equipment, uniformly coating the flame retardant on the surface of the nylon textile, enabling the liquid absorption rate of the textile to be 15%, and drying the textile at 90 ℃.
Before spraying the aqueous acrylic flame retardant solution to the nylon textile, brushing and fine carding are carried out on the nylon textile to remove sundries, dust and the like on the surface of the textile, and fiber bundles can be scattered and fiber arrangement can be thinned, so that the internal gaps of the textile can be increased.
During spraying, the wicking rate may be determined by measuring the wicking height of the fabric along its fiber axis or the volume of liquid drawn per unit time.
(2) The nylon textile evenly covered by the water-based acrylic acid flame retardant is put into a plasma generator, the power of plasma is set to 300W, the gas flow rate is set to 8L/min and the treatment time is set to 1min, and argon is introduced to initiate the reaction between the flame retardant and the nylon textile. After the plasma treatment was completed, a limiting oxygen index of 26.9 was measured; in the vertical burning process, the residual burning time and the smoldering burning time are both 0s, the damage length is reduced to 6.1cm, and no molten drop phenomenon exists in the test.
Example two
(1) Preparing a 2-hydroxyethyl methacrylate phosphate solution, then, performing gas atomization on the flame retardant solution, spraying the flame retardant solution on the nylon textile through gas atomization equipment, uniformly coating the flame retardant on the surface of the nylon textile, enabling the liquid absorption of the textile to be 23%, and drying the textile at 85 ℃.
Before spraying the 2-hydroxyethyl methacrylate phosphate solution to the nylon textile, ultrasonic cleaning and fine carding are carried out on the nylon textile to remove sundries, dust, grease and the like on the surface of the textile, and fiber bundles can be broken up and fiber arrangement can be thinned, so that the internal gaps of the textile can be increased.
During spraying, the wicking rate may be determined by measuring the wicking height of the fabric along its fiber axis or the volume of liquid drawn per unit time.
(2) The nylon textile evenly covered by the 2-hydroxyethyl methacrylate phosphate flame retardant is put into a plasma generator, the power of the plasma is set to be 300W, the gas flow rate is set to be 10L/min and the treatment time is set to be 1min, argon is introduced, and the reaction between the flame retardant and the nylon textile is initiated. After the plasma treatment was completed, a limiting oxygen index of 26.7 was measured; in the vertical burning process, the residual burning time and smoldering burning time are both 0s, the damage length is reduced to 6.2cm, and no molten drop phenomenon exists in the test.
Example III
(1) Butyl acrylate is selected as an alkenyl component to prepare butyl acrylate flame retardant aqueous emulsion, the flame retardant after gas atomization is uniformly sprayed on the surface of nylon textile through gas atomization equipment, the fabric liquid absorption rate is controlled to be 18%, and then drying treatment is carried out at 80 ℃.
Before spraying, firstly, pre-oxidation treatment is carried out on the nylon textile to enhance the surface activity of the fiber, and a drum-type cleaning device is adopted to deeply clean the textile, so that impurities in the fiber and on the surface are effectively removed, and meanwhile, the porosity of the textile is increased through mechanical action.
(2) The nylon textile evenly coated with the butyl acrylate flame retardant is placed in a plasma generator, the plasma power is set to be 250W, the gas flow rate is 6L/min, the treatment time is 2min, and helium is introduced to promote chemical bonding of the flame retardant and the nylon fiber. After the treatment is finished, the limit oxygen index of the flame-retardant nylon textile reaches 27.1, and the vertical burning test shows that the residual burning time and the smoldering time are both 0s, the damage length of the textile is 5.8cm, and no molten drop phenomenon occurs.
Example IV
(1) The flame retardant finishing agent solution is prepared by adopting the mixture of acrylic acid and glycidyl methacrylate, the flame retardant after gas atomization is uniformly sprayed on chinlon textile through gas atomization equipment, the liquid absorption rate of the textile is ensured to reach about 20 percent, and then the textile is dried and fixed at the temperature of 100 ℃.
Prior to this step, the nylon textile is subjected to a low temperature soft wash and gentle mechanical carding to remove potential contaminants and optimize the fiber structure, increasing the internal porosity of the fabric.
(2) And (3) sending the finished flame-retardant nylon textile into a plasma reaction chamber, setting the plasma power to be 350W, setting the gas flow rate to be 12L/min, setting the treatment time to be 0.5min, and injecting nitrogen as working gas. After the plasma treatment is finished, the limiting oxygen index of the flame-retardant nylon textile is measured to be 27.0, and in a vertical burning test, the flame-retardant nylon textile is excellent, has no residual burning and smoldering conditions, has a damage length of only 6.0cm, does not find a dripping phenomenon, and confirms the stability and durability of the flame-retardant effect.
To sum up: the flame-retardant nylon textile finished by the method not only meets the flame-retardant performance requirement, but also realizes functional upgrading on the basis of keeping the excellent wear resistance and elasticity of the original nylon textile, widens the safety application range of the flame-retardant nylon textile in various fields, and has important significance for promoting the development of the textile industry to the green, environment-friendly and high-performance directions.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. The flame-retardant finishing method for the nylon textile fabric is characterized by comprising the following steps of:
s1, providing a flame retardant finishing agent, wherein the flame retardant finishing agent contains alkenyl components;
S2, attaching the flame retardant finishing agent to nylon textiles, and then drying;
and S3, performing plasma treatment on the dried nylon textile to obtain the flame-retardant nylon textile.
2. The flame retardant finishing method of chinlon textile according to claim 1, wherein the alkenyl component is selected from any one or more of acrylic acid or acrylic acid derivatives.
3. The flame retardant finishing method of chinlon textile according to claim 2, wherein the acrylic acid derivatives are acrylic acid esters and acrylic acid ester derivatives.
4. The flame retardant finishing method of chinlon textile according to claim 1, wherein the flame retardant finishing agent is an aqueous solution containing the alkenyl component, and the attaching the flame retardant finishing agent to the chinlon textile in step S2 comprises:
and (3) performing gas atomization on the flame retardant finishing agent, and spraying the gas atomization finishing agent on the nylon textile.
5. The flame retardant finishing method of a nylon textile of claim 1 or 4, wherein the flame retardant finishing agent is configured to be uniformly adhered to the nylon textile, and the liquid absorption of the nylon textile is 15-25%.
6. The flame retardant finishing method of chinlon textile fabric as claimed in claim 1, wherein in the step S2, the temperature of the drying treatment is 80-100 ℃.
7. The flame retardant finishing method of chinlon textile according to claim 1, wherein in step S3, the subjecting the dried chinlon textile to plasma treatment comprises:
Placing the nylon textile in a plasma generator, introducing non-polymeric inorganic gas, and setting treatment conditions according to the flame retardant finishing agent, wherein the treatment conditions comprise any one or more of plasma power, gas flow rate or treatment time.
8. The flame retardant finish method for a nylon textile of claim 1, further comprising, prior to attaching the flame retardant finish to the nylon textile:
and cleaning the surface of the nylon textile.
9. The flame retardant finish method for a nylon textile of claim 1, further comprising, prior to attaching the flame retardant finish to the nylon textile:
And (3) adjusting the fabric structure of the nylon fabric, and increasing the hydrophilicity and/or the fabric porosity of the nylon fabric.
10. Flame retardant nylon textile obtainable by the flame retardant finishing method of a nylon textile according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410329644.9A CN118223286A (en) | 2024-03-21 | 2024-03-21 | Flame retardant finishing method for nylon textile and flame retardant nylon textile |
Applications Claiming Priority (1)
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