CN110846902A - Coated fabric with waterproof and flame-retardant functions - Google Patents
Coated fabric with waterproof and flame-retardant functions Download PDFInfo
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- CN110846902A CN110846902A CN201911094960.8A CN201911094960A CN110846902A CN 110846902 A CN110846902 A CN 110846902A CN 201911094960 A CN201911094960 A CN 201911094960A CN 110846902 A CN110846902 A CN 110846902A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/18—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials
- D06N3/183—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with two layers of different macromolecular materials the layers are one next to the other
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/50—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads
- D03D15/513—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the properties of the yarns or threads heat-resistant or fireproof
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06B—TREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
- D06B21/00—Successive treatments of textile materials by liquids, gases or vapours
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0006—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using woven fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/0002—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate
- D06N3/0015—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof characterised by the substrate using fibres of specified chemical or physical nature, e.g. natural silk
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06N3/06—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with polyvinylchloride or its copolymerisation products
- D06N3/08—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with polyvinylchloride or its copolymerisation products with a finishing layer consisting of polyacrylates, polyamides or polyurethanes or polyester
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/06—Properties of the materials having thermal properties
- D06N2209/067—Flame resistant, fire resistant
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N2209/00—Properties of the materials
- D06N2209/14—Properties of the materials having chemical properties
- D06N2209/142—Hydrophobic
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a coated fabric with waterproof and flame-retardant functions, which comprises the following components: step S1: preparing waterproof warp yarns in the fabric; step S2: preparing flame-retardant weft yarns in the fabric; step S3: alternately weaving the waterproof warp yarns and the flame-retardant weft yarns into a base fabric material of a plain weave fabric in a sinking and floating manner; carrying out pretreatment operation on the base fabric material of the plain weave fabric; step S4: preparing a waterproof flame-retardant coating for the surface of a fabric; step S5: uniformly coating the waterproof and flame-retardant coating prepared in the step S4 on the surface of a fabric; step S6: the fabric prepared through the step S5 is washed through a washing bath and roll-dried. It can be through the mode of coating on the fabric for this fabric both possesses waterproof performance and possesses fire behaviour, and in the use, the stable performance, the practicality is stronger, and the life-span of fabric also can prolong more.
Description
Technical Field
The invention relates to a coated fabric, in particular to a coated fabric with waterproof and flame-retardant functions.
Background
With the rapid development of the textile industry, the quality requirement of the market on textile fabrics is higher and higher; since the use of textile fabrics is generally used outdoors, there are more stringent requirements for the waterproof and flame retardant properties of textile fabrics.
Common coating fabrics with waterproof and flame-retardant functions in the market at present generally have the waterproof and flame-retardant functions by soaking flame retardants and waterproofing agents in blended yarns, and finally weaving the blended yarns into the fabrics with the waterproof and flame-retardant functions. However, the fabric prepared by the process has insufficient flame retardant and waterproof agent absorption, poor flame-retardant and waterproof effects, heavy smell in the production and use processes, and the blended yarns in the fabric lose the flame-retardant and waterproof performances after being washed for many times.
Therefore, a new coated fabric with waterproof and flame retardant functions needs to be designed, and the fabric has both waterproof performance and flame retardant performance by coating the coating on the fabric, so that the fabric has stable performance and stronger practicability in the using process, and the service life of the fabric is prolonged.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a coated fabric with waterproof and flame-retardant functions, which can ensure that the fabric has both waterproof performance and flame-retardant performance by coating a coating on the fabric, and has stable performance and stronger practicability in the use process, and the service life of the fabric is prolonged.
In order to solve the above technical problems, the present invention provides a coated fabric with waterproof and flame retardant functions, comprising: step S1: preparing waterproof warp yarns in the fabric; step S2: preparing flame-retardant weft yarns in the fabric; step S3: alternately weaving the waterproof warp yarns and the flame-retardant weft yarns into a base fabric material of a plain weave fabric in a sinking and floating manner; subjecting the base fabric material of a scrim to a pretreatment operation comprising: placing the base cloth material in a boiling and bleaching solution for boiling, naturally cooling the boiled base cloth material, and placing the cooled base cloth material in an impregnation solution for treatment, wherein the impregnation solution comprises a waterproof agent and a flame retardant; step S4: preparing a waterproof flame-retardant coating for the surface of a fabric; step S5: and (4) uniformly coating the waterproof flame-retardant coating prepared in the step (S4) on the surface of a fabric, steaming the fabric after the coating is finished, cleaning the fabric, airing the fabric, flattening the fabric after the cleaning, and performing hot-pressing treatment on the fabric after the fabric is flattened. Step S6: washing and roll-drying the fabric prepared in the step S5 through a washing tank; and further drying the fabric, and drying and shaping to obtain the coated fabric with the waterproof and flame-retardant functions.
Preferably, in step S1, the preparation method of the waterproof warp yarn is: firstly, weighing prepared materials, and taking a proper amount of bulk fiber and cotton for later use; removing impurities and decoloring the loose fibers, moistening the loose fibers, standing the moistened loose fibers at normal temperature for 48 hours, and spraying a waterproof agent on the surfaces of the loose fibers; mixing the loose fibers and the cotton uniformly to obtain a mixture, and feeding the mixture into a mixer for mechanical mixing to prepare a raw material of the waterproof warp yarn; the raw materials are prepared into waterproof warp yarns.
Preferably, the preparation method of the flame-retardant weft yarn in the step S2 is as follows: firstly, weighing prepared materials, taking a proper amount of silk fiber and cotton for later use, and soaking the silk fiber in a soaking solution; the silk fiber impregnating method comprises the following steps that the impregnating solution comprises deionized water, a flame retardant, an emulsifier and a surfactant, the silk fiber is soaked in the impregnating solution for 2.5-3H, the silk fiber is taken out of the impregnating solution after the soaking is finished, and the liquid carrying rate of the silk fiber is kept to be more than 71%; naturally drying the silk fibers, and placing the silk fibers into a disc plucker for plucking the fibers; performing cotton condensation and cotton carding processes on the silk fibers subjected to fiber grabbing in sequence; and spinning the silk fibers subjected to cotton carding on a roving machine to form the flame-retardant weft yarns.
Preferably, the waterproof flame-retardant coating in step S4 includes a waterproof layer and a flame-retardant layer sequentially arranged from top to bottom, the top of the waterproof layer is provided with a PVC auxiliary waterproof layer, and white latex is bonded between the waterproof layer and the flame-retardant layer.
Preferably, the material formula of the waterproof layer comprises: 50-65 parts of organic silicon resin, 2-10 parts of vinyl trimethoxy silane, 3-6 parts of a cross-linking agent, 4-19 parts of polyurethane, 2-8 parts of acrylate, 3-14 parts of phenolic resin, 2-15 parts of deionized water and 1-10 parts of a leveling agent; the preparation method of the waterproof layer comprises the following steps: step one, weighing all components based on the formula of the waterproof layer to obtain raw materials; step two, heating the deionized water to be above 40 ℃, and after heating is finished, adding acrylic ester into the deionized water to dissolve the acrylic ester to obtain a solution A; pouring the solution A into a reaction kettle, and stirring for 30 min; adding the phenolic resin, polyurethane, vinyl trimethoxy silane and organic silicon resin at a stirring speed of 50-100 rpm for compounding; stirring at a high speed, adding the cross-linking agent and the flatting agent, and stopping stirring after dispersing uniformly; keeping the temperature in the reaction kettle at a certain temperature, discharging the mixture in the reaction kettle, and standing at room temperature for 2 hours after discharging to obtain a finished waterproof layer; when the waterproof layer is prepared, the thickness of the waterproof layer is 0.5-1.5 mm.
Preferably, the flame-retardant layer comprises a carbon fiber woven layer and at least two flame-retardant coating layers, and the flame-retardant coating layers are cured on the carbon fiber woven layer; the flame-retardant coating in the flame-retardant layer comprises the following components in parts by weight: 30-60 parts of water-soluble polymer adhesive, 3-12 parts of ethanol, 1-5 parts of polyvinyl alcohol, 3-13 parts of flame retardant, 1-12 parts of surfactant and 4-8 parts of anti-aging agent.
Preferably, the method for preparing the flame-retardant coating layer in the flame-retardant layer comprises the following steps: step one, weighing each component based on the formula of the flame-retardant coating to obtain the raw materials of each component; step two, putting all the raw materials of the components weighed in the step one into a reaction kettle, stirring the materials in the reaction kettle at a high speed, and mixing to obtain a mixture B; putting the uniformly mixed mixture B into an extruder, and preparing the uniformly mixed material into a primary flame-retardant coating through a single-screw extruder; uniformly heating the flame-retardant coating by stages, wherein the temperature of the first stage is 50-75 ℃, the temperature of the second stage is 110-; cooling at normal temperature; step four, putting the mixture into a vulcanizing box, vulcanizing the mixture in four sections, wherein the vulcanizing temperature of each section is 120 ℃, 150 ℃, 160 ℃ and 200 ℃; and obtaining the finally prepared flame-retardant coating.
Compared with the prior art, the invention has the beneficial effects that:
1. in the coating fabric with the waterproof and flame-retardant functions, the waterproof warp yarns and the flame-retardant weft yarns are sequentially prepared, and the waterproof warp yarns and the flame-retardant weft yarns are alternately woven into the base fabric material of the plain weave fabric in a floating and sinking manner; the woven coating fabric has higher structural strength and more exquisite preparation process; the base fabric material of the plain weave fabric can be made to have certain waterproof and flame retardant properties by treating the base fabric material in a dipping solution containing a waterproof agent and a flame retardant.
2. In the process of the coated fabric with the waterproof and flame-retardant functions, the waterproof and flame-retardant coating for the surface of the fabric is prepared, the prepared waterproof and flame-retardant coating is uniformly coated on the surface of the fabric, and the fabric is subjected to steam treatment after the coating is finished; the fabric has good waterproof and flame retardant properties, and the treatment process is simple and effective.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
Example 1
Embodiment 1 discloses a coated fabric with waterproof and flame retardant functions, which comprises the following steps:
step S1: waterproof warp yarns in fabrics were prepared.
The preparation method of the waterproof warp yarn comprises the following steps: firstly, weighing prepared materials, and taking a proper amount of bulk fiber and cotton for later use. Removing impurities and decolorizing the loose fibers, moistening the loose fibers, standing the moistened loose fibers at normal temperature for 48 hours, and spraying a waterproof agent on the surfaces of the loose fibers; and mixing the loose fibers with the cotton uniformly to obtain a mixture, and feeding the mixture into a mixer for mechanical mixing to prepare the raw material of the waterproof warp yarn. The raw materials are made into waterproof warp yarns.
Step S2: flame retardant weft yarns in the fabric are prepared.
The preparation method of the flame-retardant weft yarn comprises the following steps: firstly, weighing prepared materials, taking a proper amount of silk fiber and cotton for later use, and soaking the silk fiber in a soaking solution. The silk fiber soaking solution comprises deionized water, a flame retardant, an emulsifier and a surfactant, the silk fiber is soaked in the silk fiber soaking solution for 2.5-3H, the silk fiber is taken out of the silk fiber soaking solution after the silk fiber soaking solution is soaked, and the liquid carrying rate of the silk fiber is kept to be more than 71%. Naturally drying the silk fibers, and placing the silk fibers into a disc plucker for plucking the fibers; sequentially carrying out cotton condensing and cotton carding processes on the silk fibers subjected to fiber grabbing; and spinning the silk fiber subjected to cotton carding on a roving frame into the flame-retardant weft yarn.
Step S3: the waterproof warp yarns and the flame-retardant weft yarns are alternately woven into the base fabric material of the plain weave fabric in a floating and sinking mode. Subjecting a scrim material to a pretreatment operation, said pretreatment operation comprising: and (2) placing the base cloth material into a boiling and bleaching solution for boiling, naturally cooling the boiled base cloth material, and placing the base cloth material into an impregnation solution for treatment, wherein the impregnation solution comprises a waterproof agent and a flame retardant.
Step S4: a waterproof flame-retardant coating for the surface of a fabric is prepared. The waterproof flame-retardant coating comprises a waterproof layer and a flame-retardant layer which are sequentially arranged from top to bottom, a PVC auxiliary waterproof layer is arranged at the top of the waterproof layer, and white latex is bonded between the waterproof layer and the flame-retardant layer.
The waterproof layer comprises the following materials in formula: 65 parts of organic silicon resin, 10 parts of vinyl trimethoxy silane, 6 parts of cross-linking agent, 19 parts of polyurethane, 8 parts of acrylate, 14 parts of phenolic resin, 15 parts of deionized water and 10 parts of flatting agent. The preparation steps of the waterproof layer comprise: step one, weighing each component based on a formula of a water-proof layer to obtain a raw material; and step two, heating the deionized water to be above 40 ℃, and after heating is finished, adding acrylic ester into the deionized water to dissolve the acrylic ester to obtain a solution A. Pouring the solution A into a reaction kettle, and stirring for 30 min; the phenolic resin, the polyurethane, the vinyl trimethoxy silane and the organic silicon resin are added at the stirring speed of 50rpm for compounding; stirring at a high speed, adding the cross-linking agent and the flatting agent, and stopping stirring after dispersing uniformly; keeping the temperature in the reaction kettle at a certain temperature, discharging the mixture in the reaction kettle, and standing at room temperature for 2 hours after discharging to obtain a finished waterproof layer; when the waterproof layer is prepared, the thickness of the waterproof layer is 1.5 mm.
The flame-retardant layer comprises a carbon fiber woven layer and at least two flame-retardant coatings, and the flame-retardant coatings are solidified on the carbon fiber woven layer; the flame-retardant coating in the flame-retardant layer comprises the following components in parts by weight: 60 parts of water-soluble polymer adhesive, 12 parts of ethanol, 5 parts of polyvinyl alcohol, 13 parts of flame retardant, 12 parts of surfactant and 8 parts of anti-aging agent.
The preparation method of the flame-retardant coating in the flame-retardant layer comprises the following steps: step one, weighing each component based on the formula of the flame-retardant coating to obtain the raw materials of each component; step two, putting all the raw materials of the components weighed in the step one into a reaction kettle, stirring the materials in the reaction kettle at a high speed, and mixing to obtain a mixture B; and step three, putting the uniformly mixed mixture B into an extruder, and preparing the uniformly mixed material into a primary flame-retardant coating through a single-screw extruder. Uniformly heating the flame-retardant coating by stages, wherein the temperature of the first stage is 75 ℃, the temperature of the second stage is 150 ℃, the temperature of the third stage is 275 ℃, and the temperature of the fourth stage is 250 ℃; cooling at normal temperature; step four, putting the mixture into a vulcanizing box, vulcanizing the mixture in four sections, wherein the vulcanizing temperature of each section is 120 ℃, 150 ℃, 160 ℃ and 200 ℃; and obtaining the finally prepared flame-retardant coating.
Step S5: and (4) uniformly coating the waterproof flame-retardant coating prepared in the step (S4) on the surface of the fabric, steaming the fabric after the coating is finished, cleaning the fabric, airing the fabric, flattening the fabric, and performing hot-pressing treatment on the fabric after the fabric is cleaned.
Step S6: cleaning the fabric prepared in the step S5 through a water washing tank and rolling to dry; and further drying the fabric, and drying and shaping to obtain the coated fabric with the waterproof and flame-retardant functions.
Example 2
Embodiment 2 discloses a coated fabric with waterproof and flame retardant functions, which comprises the following steps:
step S1: waterproof warp yarns in fabrics were prepared.
The preparation method of the waterproof warp yarn comprises the following steps: firstly, weighing prepared materials, and taking a proper amount of bulk fiber and cotton for later use. Removing impurities and decolorizing the loose fibers, moistening the loose fibers, standing the moistened loose fibers at normal temperature for 48 hours, and spraying a waterproof agent on the surfaces of the loose fibers; and mixing the loose fibers with the cotton uniformly to obtain a mixture, and feeding the mixture into a mixer for mechanical mixing to prepare the raw material of the waterproof warp yarn. The raw materials are made into waterproof warp yarns.
Step S2: flame retardant weft yarns in the fabric are prepared.
The preparation method of the flame-retardant weft yarn comprises the following steps: firstly, weighing prepared materials, taking a proper amount of silk fiber and cotton for later use, and soaking the silk fiber in a soaking solution. The silk fiber is soaked in the soaking solution for 2.5H, and is taken out of the soaking solution after the soaking is finished, so that the liquid carrying rate of the silk fiber is kept at 75%. Naturally drying the silk fibers, and placing the silk fibers into a disc plucker for plucking the fibers; sequentially carrying out cotton condensing and cotton carding processes on the silk fibers subjected to fiber grabbing; and spinning the silk fiber subjected to cotton carding on a roving frame into the flame-retardant weft yarn.
Step S3: the waterproof warp yarns and the flame-retardant weft yarns are alternately woven into the base fabric material of the plain weave fabric in a floating and sinking mode. Subjecting a scrim material to a pretreatment operation, said pretreatment operation comprising: and (2) placing the base cloth material into a boiling and bleaching solution for boiling, naturally cooling the boiled base cloth material, and placing the base cloth material into an impregnation solution for treatment, wherein the impregnation solution comprises a waterproof agent and a flame retardant.
Step S4: a waterproof flame-retardant coating for the surface of a fabric is prepared. The waterproof flame-retardant coating comprises a waterproof layer and a flame-retardant layer which are sequentially arranged from top to bottom, a PVC auxiliary waterproof layer is arranged at the top of the waterproof layer, and white latex is bonded between the waterproof layer and the flame-retardant layer.
The waterproof layer comprises the following materials in formula: 55 parts of organic silicon resin, 5 parts of vinyl trimethoxy silane, 3 parts of cross-linking agent, 19 parts of polyurethane, 5 parts of acrylate, 12 parts of phenolic resin, 15 parts of deionized water and 10 parts of flatting agent. The preparation steps of the waterproof layer comprise: step one, weighing each component based on a formula of a water-proof layer to obtain a raw material; and step two, heating the deionized water to be above 40 ℃, and after heating is finished, adding acrylic ester into the deionized water to dissolve the acrylic ester to obtain a solution A. Pouring the solution A into a reaction kettle, and stirring for 30 min; the phenolic resin, the polyurethane, the vinyl trimethoxy silane and the organic silicon resin are added at the stirring speed of 100rpm for compounding; stirring at a high speed, adding the cross-linking agent and the flatting agent, and stopping stirring after dispersing uniformly; keeping the temperature in the reaction kettle at a certain temperature, discharging the mixture in the reaction kettle, and standing at room temperature for 2 hours after discharging to obtain a finished waterproof layer; when the waterproof layer is prepared, the thickness of the waterproof layer is 1 mm.
The flame-retardant layer comprises a carbon fiber woven layer and at least two flame-retardant coatings, and the flame-retardant coatings are solidified on the carbon fiber woven layer; the flame-retardant coating in the flame-retardant layer comprises the following components in parts by weight: 50 parts of water-soluble polymer adhesive, 12 parts of ethanol, 5 parts of polyvinyl alcohol, 10 parts of flame retardant, 10 parts of surfactant and 5 parts of anti-aging agent.
The preparation method of the flame-retardant coating in the flame-retardant layer comprises the following steps: step one, weighing each component based on the formula of the flame-retardant coating to obtain the raw materials of each component; step two, putting all the raw materials of the components weighed in the step one into a reaction kettle, stirring the materials in the reaction kettle at a high speed, and mixing to obtain a mixture B; and step three, putting the uniformly mixed mixture B into an extruder, and preparing the uniformly mixed material into a primary flame-retardant coating through a single-screw extruder. Uniformly heating the flame-retardant coating by stages, wherein the temperature of the first stage is 50 ℃, the temperature of the second stage is 130 ℃, the temperature of the third stage is 250 ℃, and the temperature of the fourth stage is 250 ℃; cooling at normal temperature; step four, putting the mixture into a vulcanizing box, vulcanizing the mixture in four sections, wherein the vulcanizing temperature of each section is 120 ℃, 150 ℃, 160 ℃ and 200 ℃; and obtaining the finally prepared flame-retardant coating.
Step S5: and (4) uniformly coating the waterproof flame-retardant coating prepared in the step (S4) on the surface of the fabric, steaming the fabric after the coating is finished, cleaning the fabric, airing the fabric, flattening the fabric, and performing hot-pressing treatment on the fabric after the fabric is cleaned.
Step S6: cleaning the fabric prepared in the step S5 through a water washing tank and rolling to dry; and further drying the fabric, and drying and shaping to obtain the coated fabric with the waterproof and flame-retardant functions.
Example 3
Embodiment 3 discloses a coated fabric with waterproof and flame retardant functions, which comprises the following steps:
step S1: waterproof warp yarns in fabrics were prepared.
The preparation method of the waterproof warp yarn comprises the following steps: firstly, weighing prepared materials, and taking a proper amount of bulk fiber and cotton for later use. Removing impurities and decolorizing the loose fibers, moistening the loose fibers, standing the moistened loose fibers at normal temperature for 48 hours, and spraying a waterproof agent on the surfaces of the loose fibers; and mixing the loose fibers with the cotton uniformly to obtain a mixture, and feeding the mixture into a mixer for mechanical mixing to prepare the raw material of the waterproof warp yarn. The raw materials are made into waterproof warp yarns.
Step S2: flame retardant weft yarns in the fabric are prepared.
The preparation method of the flame-retardant weft yarn comprises the following steps: firstly, weighing prepared materials, taking a proper amount of silk fiber and cotton for later use, and soaking the silk fiber in a soaking solution. The silk fiber is soaked in the soaking solution for 3H, and is taken out of the soaking solution after the soaking is finished, so that the liquid carrying rate of the silk fiber is kept at 80%. Naturally drying the silk fibers, and placing the silk fibers into a disc plucker for plucking the fibers; sequentially carrying out cotton condensing and cotton carding processes on the silk fibers subjected to fiber grabbing; and spinning the silk fiber subjected to cotton carding on a roving frame into the flame-retardant weft yarn.
Step S3: the waterproof warp yarns and the flame-retardant weft yarns are alternately woven into the base fabric material of the plain weave fabric in a floating and sinking mode. Subjecting a scrim material to a pretreatment operation, said pretreatment operation comprising: and (2) placing the base cloth material into a boiling and bleaching solution for boiling, naturally cooling the boiled base cloth material, and placing the base cloth material into an impregnation solution for treatment, wherein the impregnation solution comprises a waterproof agent and a flame retardant.
Step S4: a waterproof flame-retardant coating for the surface of a fabric is prepared. The waterproof flame-retardant coating comprises a waterproof layer and a flame-retardant layer which are sequentially arranged from top to bottom, a PVC auxiliary waterproof layer is arranged at the top of the waterproof layer, and white latex is bonded between the waterproof layer and the flame-retardant layer.
The waterproof layer comprises the following materials in formula: 50 parts of organic silicon resin, 3 parts of vinyl trimethoxy silane, 5 parts of cross-linking agent, 19 parts of polyurethane, 3 parts of acrylate, 14 parts of phenolic resin, 15 parts of deionized water and 10 parts of flatting agent. The preparation steps of the waterproof layer comprise: step one, weighing each component based on a formula of a water-proof layer to obtain a raw material; and step two, heating the deionized water to be above 40 ℃, and after heating is finished, adding acrylic ester into the deionized water to dissolve the acrylic ester to obtain a solution A. Pouring the solution A into a reaction kettle, and stirring for 30 min; the phenolic resin, the polyurethane, the vinyl trimethoxy silane and the organic silicon resin are put into the reactor at the stirring speed of 150rpm for compounding; stirring at a high speed, adding the cross-linking agent and the flatting agent, and stopping stirring after dispersing uniformly; keeping the temperature in the reaction kettle at a certain temperature, discharging the mixture in the reaction kettle, and standing at room temperature for 2 hours after discharging to obtain a finished waterproof layer; when the waterproof layer is prepared, the thickness of the waterproof layer is 1 mm.
The flame-retardant layer comprises a carbon fiber woven layer and at least two flame-retardant coatings, and the flame-retardant coatings are solidified on the carbon fiber woven layer; the flame-retardant coating in the flame-retardant layer comprises the following components in parts by weight: 50 parts of water-soluble polymer adhesive, 12 parts of ethanol, 5 parts of polyvinyl alcohol, 10 parts of flame retardant, 10 parts of surfactant and 5 parts of anti-aging agent.
The preparation method of the flame-retardant coating in the flame-retardant layer comprises the following steps: step one, weighing each component based on the formula of the flame-retardant coating to obtain the raw materials of each component; step two, putting all the raw materials of the components weighed in the step one into a reaction kettle, stirring the materials in the reaction kettle at a high speed, and mixing to obtain a mixture B; and step three, putting the uniformly mixed mixture B into an extruder, and preparing the uniformly mixed material into a primary flame-retardant coating through a single-screw extruder. Uniformly heating the flame-retardant coating by stages, wherein the temperature of the first stage is 50 ℃, the temperature of the second stage is 130 ℃, the temperature of the third stage is 250 ℃, and the temperature of the fourth stage is 250 ℃; cooling at normal temperature; step four, putting the mixture into a vulcanizing box, vulcanizing the mixture in four sections, wherein the vulcanizing temperature of each section is 120 ℃, 150 ℃, 160 ℃ and 200 ℃; and obtaining the finally prepared flame-retardant coating.
Step S5: and (4) uniformly coating the waterproof flame-retardant coating prepared in the step (S4) on the surface of the fabric, steaming the fabric after the coating is finished, cleaning the fabric, airing the fabric, flattening the fabric, and performing hot-pressing treatment on the fabric after the fabric is cleaned.
Step S6: cleaning the fabric prepared in the step S5 through a water washing tank and rolling to dry; and further drying the fabric, and drying and shaping to obtain the coated fabric with the waterproof and flame-retardant functions.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A coated fabric with waterproof and flame-retardant functions is characterized by comprising:
step S1: preparing waterproof warp yarns in the fabric;
step S2: preparing flame-retardant weft yarns in the fabric;
step S3: alternately weaving the waterproof warp yarns and the flame-retardant weft yarns into a base fabric material of a plain weave fabric in a sinking and floating manner; subjecting the base fabric material of a scrim to a pretreatment operation comprising: placing the base cloth material in a boiling and bleaching solution for boiling, naturally cooling the boiled base cloth material, and placing the cooled base cloth material in an impregnation solution for treatment, wherein the impregnation solution comprises a waterproof agent and a flame retardant;
step S4: preparing a waterproof flame-retardant coating for the surface of a fabric;
step S5: uniformly coating the waterproof flame-retardant coating prepared in the step S4 on the surface of a fabric, steaming the fabric after the coating is finished, cleaning the fabric, airing the fabric, flattening the fabric after the cleaning, and performing hot-pressing treatment on the fabric after the fabric is flattened;
step S6: washing and roll-drying the fabric prepared in the step S5 through a washing tank; and further drying the fabric, and drying and shaping to obtain the coated fabric with the waterproof and flame-retardant functions.
2. The coated fabric with waterproof and flame-retardant functions of claim 1, wherein in step S1, the waterproof warp yarn is prepared by the following steps: firstly, weighing prepared materials, and taking a proper amount of bulk fiber and cotton for later use; removing impurities and decoloring the loose fibers, moistening the loose fibers, standing the moistened loose fibers at normal temperature for 48 hours, and spraying a waterproof agent on the surfaces of the loose fibers; mixing the loose fibers and the cotton uniformly to obtain a mixture, and feeding the mixture into a mixer for mechanical mixing to prepare a raw material of the waterproof warp yarn; the raw materials are prepared into waterproof warp yarns.
3. The coated fabric with waterproof and flame-retardant functions of claim 2, wherein the flame-retardant weft yarns are prepared in step S2 by the following steps: firstly, weighing prepared materials, taking a proper amount of silk fiber and cotton for later use, and soaking the silk fiber in a soaking solution; the silk fiber impregnating method comprises the following steps that the impregnating solution comprises deionized water, a flame retardant, an emulsifier and a surfactant, the silk fiber is soaked in the impregnating solution for 2.5-3H, the silk fiber is taken out of the impregnating solution after the soaking is finished, and the liquid carrying rate of the silk fiber is kept to be more than 71%; naturally drying the silk fibers, and placing the silk fibers into a disc plucker for plucking the fibers; performing cotton condensation and cotton carding processes on the silk fibers subjected to fiber grabbing in sequence; and spinning the silk fibers subjected to cotton carding on a roving machine to form the flame-retardant weft yarns.
4. The coated fabric with waterproof and flame-retardant functions of claim 3, wherein the waterproof and flame-retardant coating in step S4 comprises a waterproof layer and a flame-retardant layer sequentially arranged from top to bottom, the waterproof layer is provided with a PVC auxiliary waterproof layer on top, and white latex is bonded between the waterproof layer and the flame-retardant layer.
5. The coated fabric with waterproof and flame-retardant functions of claim 4, wherein the waterproof layer comprises the following materials: 50-65 parts of organic silicon resin, 2-10 parts of vinyl trimethoxy silane, 3-6 parts of a cross-linking agent, 4-19 parts of polyurethane, 2-8 parts of acrylate, 3-14 parts of phenolic resin, 2-15 parts of deionized water and 1-10 parts of a leveling agent; the preparation method of the waterproof layer comprises the following steps: step one, weighing all components based on the formula of the waterproof layer to obtain raw materials; step two, heating the deionized water to be above 40 ℃, and after heating is finished, adding acrylic ester into the deionized water to dissolve the acrylic ester to obtain a solution A; pouring the solution A into a reaction kettle, and stirring for 30 min; adding the phenolic resin, polyurethane, vinyl trimethoxy silane and organic silicon resin at a stirring speed of 50-100 rpm for compounding; stirring at a high speed, adding the cross-linking agent and the flatting agent, and stopping stirring after dispersing uniformly; keeping the temperature in the reaction kettle at a certain temperature, discharging the mixture in the reaction kettle, and standing at room temperature for 2 hours after discharging to obtain a finished waterproof layer; when the waterproof layer is prepared, the thickness of the waterproof layer is 0.5-1.5 mm.
6. The coated waterproof flame-retardant fabric according to claim 5, wherein the flame-retardant layer comprises a carbon fiber woven layer and at least two flame-retardant coating layers, and the flame-retardant coating layers are cured on the carbon fiber woven layer; the flame-retardant coating in the flame-retardant layer comprises the following components in parts by weight: 30-60 parts of water-soluble polymer adhesive, 3-12 parts of ethanol, 1-5 parts of polyvinyl alcohol, 3-13 parts of flame retardant, 1-12 parts of surfactant and 4-8 parts of anti-aging agent.
7. The coated fabric with waterproof and flame-retardant functions of claim 6, wherein the flame-retardant coating in the flame-retardant layer is prepared by the following method: step one, weighing each component based on the formula of the flame-retardant coating to obtain the raw materials of each component; step two, putting all the raw materials of the components weighed in the step one into a reaction kettle, stirring the materials in the reaction kettle at a high speed, and mixing to obtain a mixture B; putting the uniformly mixed mixture B into an extruder, and preparing the uniformly mixed material into a primary flame-retardant coating through a single-screw extruder; uniformly heating the flame-retardant coating by stages, wherein the temperature of the first stage is 50-75 ℃, the temperature of the second stage is 110-; cooling at normal temperature; step four, putting the mixture into a vulcanizing box, vulcanizing the mixture in four sections, wherein the vulcanizing temperature of each section is 120 ℃, 150 ℃, 160 ℃ and 200 ℃; and obtaining the finally prepared flame-retardant coating.
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| CN201911094960.8A CN110846902A (en) | 2019-11-11 | 2019-11-11 | Coated fabric with waterproof and flame-retardant functions |
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| CN201911094960.8A CN110846902A (en) | 2019-11-11 | 2019-11-11 | Coated fabric with waterproof and flame-retardant functions |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111691065A (en) * | 2020-06-18 | 2020-09-22 | 军事科学院系统工程研究院军需工程技术研究所 | Water-repellent warm-keeping flocculus and preparation method thereof |
| CN111809399A (en) * | 2020-07-17 | 2020-10-23 | 巩义市泛锐熠辉复合材料有限公司 | Flame-retardant fabric and preparation method thereof |
| CN111844969A (en) * | 2020-07-20 | 2020-10-30 | 盐城众奥新材料科技有限公司 | Composite needle-punched non-woven fabric for automotive interior and manufacturing process thereof |
| CN113430841A (en) * | 2021-07-02 | 2021-09-24 | 江西彩帛针织品有限公司 | Waterproof cloth and preparation method thereof |
| CN115179607A (en) * | 2022-05-20 | 2022-10-14 | 安徽宜民服饰股份有限公司 | Novel high-performance textile material and preparation process thereof |
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2019
- 2019-11-11 CN CN201911094960.8A patent/CN110846902A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111691065A (en) * | 2020-06-18 | 2020-09-22 | 军事科学院系统工程研究院军需工程技术研究所 | Water-repellent warm-keeping flocculus and preparation method thereof |
| CN111809399A (en) * | 2020-07-17 | 2020-10-23 | 巩义市泛锐熠辉复合材料有限公司 | Flame-retardant fabric and preparation method thereof |
| CN111844969A (en) * | 2020-07-20 | 2020-10-30 | 盐城众奥新材料科技有限公司 | Composite needle-punched non-woven fabric for automotive interior and manufacturing process thereof |
| CN113430841A (en) * | 2021-07-02 | 2021-09-24 | 江西彩帛针织品有限公司 | Waterproof cloth and preparation method thereof |
| CN115179607A (en) * | 2022-05-20 | 2022-10-14 | 安徽宜民服饰股份有限公司 | Novel high-performance textile material and preparation process thereof |
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