CN113638235A - Preparation method of medical textile material - Google Patents
Preparation method of medical textile material Download PDFInfo
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- CN113638235A CN113638235A CN202011129050.1A CN202011129050A CN113638235A CN 113638235 A CN113638235 A CN 113638235A CN 202011129050 A CN202011129050 A CN 202011129050A CN 113638235 A CN113638235 A CN 113638235A
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- textile
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- retardant
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- finishing agent
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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
- D06N3/0013—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 multilayer webs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/02—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising animal or vegetable substances, e.g. cork, bamboo, starch
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
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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
- D06B13/00—Treatment of textile materials with liquids, gases or vapours with aid of vibration
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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. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
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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
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/47—Oxides or hydroxides of elements of Groups 5 or 15 of the Periodic System; Vanadates; Niobates; Tantalates; Arsenates; Antimonates; Bismuthates
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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
- D06N3/047—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 fluoropolymers
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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
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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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
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/10—Animal fibres
- D06M2101/12—Keratin fibres or silk
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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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- 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
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/04—Vegetal fibres
- D06N2201/042—Cellulose fibres, e.g. cotton
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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
- D06N2201/00—Chemical constitution of the fibres, threads or yarns
- D06N2201/06—Animal fibres, e.g. hair, wool, 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
- D06N2209/00—Properties of the materials
- D06N2209/06—Properties of the materials having thermal properties
- D06N2209/067—Flame resistant, fire resistant
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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
- D06N2209/12—Permeability or impermeability properties
- D06N2209/126—Permeability to liquids, absorption
- D06N2209/128—Non-permeable
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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
- D06N2211/00—Specially adapted uses
- D06N2211/12—Decorative or sun protection articles
- D06N2211/18—Medical, e.g. bandage, prostheses, catheter
Abstract
The invention discloses a preparation method of a medical textile material, belonging to the technical field of medical textiles, which comprises textile cloth pretreatment, elastic ingredient preparation, flame-retardant raw material preparation, waterproof coating preparation, textile cloth elasticity enhancement treatment, textile cloth flame-retardant enhancement treatment, textile cloth waterproof enhancement treatment and textile cloth finished product drying and packaging, and is prepared from the following raw materials in parts by weight: the elastic material is prepared from pure cotton fiber, adhesive, stabilizer and cashmere. According to the invention, through the arrangement of elastic ingredient preparation and textile fabric elasticity enhancement treatment, the elastic finishing agent is obtained firstly, then the textile is placed in a processing composite lathe, then the textile is spread and unfolded, then the elastic finishing agent is pressed on the textile through a pressing device, and the textile and the elastic finishing agent are mutually bonded through high temperature, so that the elastic textile is finally obtained, and therefore, the medical textile material has better elasticity and extensibility.
Description
Technical Field
The invention relates to the technical field of medical textiles, in particular to a preparation method of a medical textile material.
Background
The technology of the non-woven fabric in China is greatly improved, wherein the production and application development of the medical non-woven fabric are particularly prominent. However, the medical textile in China still has the problems of poor quality, blank qualification certification and the like. In order to reckon the development frequency and research the development direction of medical textiles in China, I made a research on the development frequency and the development direction, the application of textile materials in the medical field started very early, and as early as 4000 years ago, ancient Egypt people know to suture wounds by linen yarns bonded by natural glue so as to enable the wounds to heal in time, and Mummy is wrapped by fabrics treated by medical plants so as to prevent the wounds from rotting. The history of China ancient times also had records of using fibrilia as suture, using cotton cloth to pack the wound and stopping bleeding. Textile materials have a very practical value in medicine. The medical textile material is made of natural fibers such as cotton, wool and hemp at first, and a large amount of synthetic fibers are used along with the development of science and technology. Especially, in recent years, research on degradable fibers has been advancing favorably, and degradable chemical fibers and chitin fibers have attracted attention. Meanwhile, the popularization of medical non-woven fabrics further expands the application range of chemical fibers, the development of medical textile materials shows great vitality more and more, medical textiles become a new emerging market for textile use, and the antibacterial fabrics are used in hospitals to make bed sheets, quilt covers and working clothes of medical staff, so that the transmission probability of infection and diseases can be reduced.
According to the Chinese patent with the publication number of CN108642890A, a preparation method of a high-performance medical textile material is disclosed, wherein sodium alginate is adopted to modify polypropylene non-woven fabrics, so that the skin-friendly performance and the antibacterial performance of the textile are effectively improved, and the moisture permeability of the textile is further improved. The medical textile material prepared by the invention can be used for manufacturing medical protective clothing, medical operation caps and the like, but in the using process of the medical textile, the wound is bound by the medical textile, so that in the using process of a patient, part of water stain is often sprayed on the medical textile, the water stain is caused to permeate into the wound, infection is caused, and the medical textile material needs a good storage environment.
Disclosure of Invention
The invention aims to: in order to solve the problems of insufficient elasticity of the medical textile material, insufficient flame retardance of the medical textile material and insufficient waterproofness of the medical textile material, a preparation method of the medical textile material is provided.
In order to achieve the purpose, the invention adopts the technical scheme that: a preparation method of a medical textile material comprises textile cloth pretreatment, elastic ingredient preparation, flame-retardant raw material preparation, waterproof coating preparation, textile cloth elasticity enhancement treatment, textile cloth flame-retardant enhancement treatment, textile cloth waterproof enhancement treatment and textile cloth finished product drying and packaging, and is prepared from the following raw materials in parts by weight: the elastic auxiliary material preparation comprises pure cotton fibers, adhesives, stabilizers and cashmere, the flame-retardant raw material preparation comprises a flame retardant, a heat absorbent and antimony trioxide, and the waterproof coating preparation comprises polytetrafluoroethylene dispersion resin, a plasticizer and a cross-linking agent.
Preferably, the preparation method comprises the following specific steps:
step 1: the method comprises the following steps of (1) textile fabric pretreatment, wherein the textile fabric is soaked in a clear water bucket, is cleaned through an ultrasonic generator, can be added with a proper amount of detergent, is uniformly stirred through a stirring rod to enable the textile fabric to be more comprehensively soaked, is then fished up, is repeatedly washed through washing equipment, is then dewatered through a centrifugal machine, is then quickly dried through a dryer, and is finally subjected to plasma treatment for standby;
step 2: preparing elastic ingredients, namely enabling the pure cotton fibers and the cashmere to be more uniformly dispersed through a dispersing mechanism, gradually putting the pure cotton fibers and the cashmere into a reaction tank, vibrating the pure cotton fibers and the cashmere through a microwave oscillator, putting a bonding agent into the reaction tank, enabling the pure cotton fibers and the cashmere to be bonded with each other, putting a stabilizing agent into the reaction tank, and finally obtaining an elastic finishing agent to be reserved;
and step 3: preparing flame-retardant raw materials, namely putting a flame retardant and antimony trioxide into a stirring drum together, heating the mixture by a heating device, stirring the mixture at a high speed by a stirring rod, and gradually adding a proper amount of heat absorbent into the mixture in the stirring process to ensure that the flame retardant, the heat absorbent and the antimony trioxide are mixed more uniformly, so as to obtain a flame-retardant finishing agent for later use;
and 4, step 4: preparing a waterproof coating, namely putting polytetrafluoroethylene dispersion resin into a mixing cylinder preferentially, preheating for a proper time, putting a plasticizer into the mixing cylinder, carrying out ultrasonic treatment by an ultrasonic generator, putting a cross-linking agent into the mixing cylinder after the treatment is finished, and continuously stirring by a stirrer to ensure that the tetrafluoroethylene dispersion resin, the plasticizer and the cross-linking agent are contacted more closely, thereby finally obtaining a waterproof coating finishing agent for later use;
and 5: performing elasticity enhancement treatment on the textile cloth, namely putting the textile obtained by pretreatment in the step 1 into a processing composite lathe, then flatly spreading the textile, then pressing the elastic finishing agent obtained in the step 2 on the textile through a pressing device, and mutually bonding the textile and the elastic finishing agent through high temperature to finally obtain the elastic textile for later use;
step 6: performing flame-retardant enhancement treatment on the textile fabric, namely putting the elastic textile fabric obtained in the step 5 into the flame-retardant finishing agent liquid obtained in the step 3, performing ultrasonic treatment to enable the flame-retardant finishing agent to be attached to the outer surface of the elastic textile fabric, fishing the elastic textile fabric, and drying the elastic textile fabric through a dryer to finally obtain the elastic flame-retardant textile fabric for later use;
and 7: waterproof enhancement treatment of woven cloth, namely putting the elastic flame-retardant textile obtained in the step 6 into a coating machine, spraying the waterproof coating finishing agent obtained in the step 4 on the elastic flame-retardant textile through the coating machine, and pressurizing the elastic flame-retardant textile through a vacuum environment to enable the waterproof coating finishing agent to be tightly attached to the elastic flame-retardant textile, so that the elastic flame-retardant waterproof textile is finally obtained to be ready for use;
and 8: and (3) drying and packaging the textile fabric finished product, namely classifying and drying the elastic flame-retardant waterproof textile in the step (7), packaging the textile fabric by using a packaging machine, and storing the textile fabric in a warehouse to finally obtain the medical textile fabric material with comprehensive functions for later use.
Preferably, the detergent in step 1 is a dilute hydrochloric acid solution, the ultrasonic generator is operated for 10-20 minutes, the amount of the detergent is two percent of the total amount of the clean water, the stirring speed of the stirring rod is 60-150 revolutions per minute, and the continuous stirring time is 20-30 minutes.
Preferably, the pure cotton fibers and cashmere in the step 2 are finished raw materials after being cleaned, no other impurities are mixed, the pure cotton fibers and cashmere are in a reaction tank body and are vibrated by a microwave oscillator for 15-30 minutes, then the adhesive is put into the reaction tank body at a speed of one tenth of a minute, then the stabilizer is put into the reaction tank body at a speed of one fifth of a minute, and finally the soaking and mixing time is 30-50 minutes.
Preferably, the heating temperature of the heating device in the step 3 is 60-100 ℃, the continuous heating time is 10-20 minutes, the stirring speed of the stirring rod is 60-120 revolutions per minute, then the endothermic agent is poured into the stirring cylinder at the speed of one third of every two minutes, and finally the continuous soaking and mixing time is 30-60 minutes.
Preferably, in the step 4, the preheating time of the polytetrafluoroethylene dispersion resin is 5-15 minutes, the preheating temperature is 60-85 ℃, the duration of the ultrasonic treatment is 10-20 minutes, and then the stirring time of the stirrer is 20-45 minutes.
Preferably, the processing composite lathe in the step 5 is provided with a dust removal device to ensure that the textile fabric is not contaminated by dust, the high temperature is 80-120 ℃, and after the elastic textile fabric is obtained, the elastic textile fabric needs to be rapidly cooled by a cooling device.
Preferably, the flame retardant finishing agent liquid in the step 6 is stored in a dust-free chamber, and the time for soaking the elastic textile and the flame retardant finishing agent liquid is 20-40 minutes, and the time for ultrasonic treatment is 15-30 minutes, so that after a layer of flame retardant finishing agent liquid is attached to the surface of the elastic textile, the elastic textile is baked for 20-30 minutes at 60-80 ℃.
Preferably, the elastic flame-retardant textile in the step 7 is wound by a winding roller, in the transmission process of the elastic flame-retardant textile, the surface of the elastic flame-retardant textile can be sprayed by a spray head arranged on a coating machine, a coating collecting and recovering device is additionally arranged, coating waste is reduced, and after the coating of the elastic flame-retardant textile is finished, negative pressure is formed in a vacuum environment, and the negative pressure environment is 20-50 Pa lower than atmospheric pressure, so that the elastic flame-retardant textile is bonded with the waterproof coating finishing agent.
Preferably, the classifying and drying in step 8 is to lay the finished textile fabric in a baking chamber separately, store the finished textile fabric in the baking chamber for 60 to 150 minutes, and then package the finished textile fabric by a vacuum packaging machine.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention is provided with elastic ingredient preparation and textile fabric elasticity enhancement treatment, and the pure cotton fiber and cashmere are firstly passed through a dispersion mechanism, the pure cotton fibers and the cashmere are dispersed more uniformly, then the pure cotton fibers and the cashmere are gradually put into a reaction tank body and are vibrated by a microwave oscillator, then putting the adhesive into a reaction tank body to bond the pure cotton fiber and the cashmere mutually, then putting the stabilizer into the reaction tank body to finally obtain the elastic finishing agent, then the textile is put into a processing composite lathe, then the textile is spread flatly, then the elastic finishing agent is pressed on the textile through a pressing device, and the textile and the elastic finishing agent are mutually bonded through high temperature to finally obtain the elastic textile, therefore, the medical textile material has better elasticity and extensibility, and the condition of insufficient elasticity of the medical textile material is avoided;
2. according to the invention, through setting flame-retardant raw material preparation and textile fabric flame-retardant enhancement treatment, firstly, a flame retardant and antimony trioxide are put into a stirring cylinder together, and are heated through a heating device, and are stirred at high speed through a stirring rod, and a proper amount of heat absorbent is gradually added into the stirring cylinder in the stirring process, so that the flame retardant, the heat absorbent and the antimony trioxide are mixed more uniformly to finally obtain a flame-retardant finishing agent;
3. the invention prepares the waterproof coating and enhances the waterproof treatment of the textile cloth, firstly, the polytetrafluoroethylene dispersion resin is firstly put into a mixing cylinder, preheated for a proper time, then the plasticizer is put into the mixing cylinder, ultrasonic treatment is carried out by an ultrasonic generator, after the treatment is finished, the cross-linking agent is put into the mixing cylinder, and stirring is continuously carried out by a stirrer, so that the contact among the tetrafluoroethylene dispersion resin, the plasticizer and the cross-linking agent is tighter, finally, the waterproof coating finishing agent is obtained, then, the elastic flame-retardant textile is put into a coating machine, the waterproof coating finishing agent is sprayed on the elastic flame-retardant textile by the coating machine, and the elastic flame-retardant textile is pressurized by the vacuum environment, so that the waterproof coating finishing agent is tightly attached to the elastic flame-retardant textile, finally, the elastic flame-retardant waterproof textile is obtained, and the medical textile material is more waterproof, the safety is higher, and the condition that the waterproofness of the medical textile material is not enough is avoided.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," "sleeved," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, can be communicated inside two elements or can be in an interaction relationship of the two elements, and the specific meaning of the terms in the invention can be understood according to specific situations by a person skilled in the art
The first embodiment is as follows:
a preparation method of a medical textile material comprises textile cloth pretreatment, elastic ingredient preparation, flame-retardant raw material preparation, waterproof coating preparation, textile cloth elasticity enhancement treatment, textile cloth flame-retardant enhancement treatment, textile cloth waterproof enhancement treatment and textile cloth finished product drying and packaging, and is prepared from the following raw materials in parts by weight: the elastic ingredient preparation comprises pure cotton fiber, adhesive, stabilizer and cashmere, the flame retardant raw material preparation comprises flame retardant, heat absorbent and antimony trioxide, and the waterproof coating preparation comprises polytetrafluoroethylene dispersion resin, plasticizer and cross-linking agent.
Further, the preparation method comprises the following specific steps:
step 1: the method comprises the following steps of (1) textile fabric pretreatment, wherein the textile fabric is soaked in a clear water bucket, is cleaned through an ultrasonic generator, can be added with a proper amount of detergent, is uniformly stirred through a stirring rod to enable the textile fabric to be more comprehensively soaked, is then fished up, is repeatedly washed through washing equipment, is then dewatered through a centrifugal machine, is then quickly dried through a dryer, and is finally subjected to plasma treatment for standby;
step 2: preparing elastic ingredients, namely enabling the pure cotton fibers and the cashmere to be more uniformly dispersed through a dispersing mechanism, gradually putting the pure cotton fibers and the cashmere into a reaction tank, vibrating the pure cotton fibers and the cashmere through a microwave oscillator, putting a bonding agent into the reaction tank, enabling the pure cotton fibers and the cashmere to be bonded with each other, putting a stabilizing agent into the reaction tank, and finally obtaining an elastic finishing agent to be reserved;
and step 3: preparing flame-retardant raw materials, namely putting a flame retardant and antimony trioxide into a stirring drum together, heating the mixture by a heating device, stirring the mixture at a high speed by a stirring rod, and gradually adding a proper amount of heat absorbent into the mixture in the stirring process to ensure that the flame retardant, the heat absorbent and the antimony trioxide are mixed more uniformly, so as to obtain a flame-retardant finishing agent for later use;
and 4, step 4: preparing a waterproof coating, namely putting polytetrafluoroethylene dispersion resin into a mixing cylinder preferentially, preheating for a proper time, putting a plasticizer into the mixing cylinder, carrying out ultrasonic treatment by an ultrasonic generator, putting a cross-linking agent into the mixing cylinder after the treatment is finished, and continuously stirring by a stirrer to ensure that the tetrafluoroethylene dispersion resin, the plasticizer and the cross-linking agent are contacted more closely, thereby finally obtaining a waterproof coating finishing agent for later use;
and 5: performing elasticity enhancement treatment on the textile cloth, namely putting the textile obtained by pretreatment in the step 1 into a processing composite lathe, then flatly spreading the textile, then pressing the elastic finishing agent obtained in the step 2 on the textile through a pressing device, and mutually bonding the textile and the elastic finishing agent through high temperature to finally obtain the elastic textile for later use;
step 6: performing flame-retardant enhancement treatment on the textile fabric, namely putting the elastic textile fabric obtained in the step 5 into the flame-retardant finishing agent liquid obtained in the step 3, performing ultrasonic treatment to enable the flame-retardant finishing agent to be attached to the outer surface of the elastic textile fabric, fishing the elastic textile fabric, and drying the elastic textile fabric through a dryer to finally obtain the elastic flame-retardant textile fabric for later use;
and 7: waterproof enhancement treatment of woven cloth, namely putting the elastic flame-retardant textile obtained in the step 6 into a coating machine, spraying the waterproof coating finishing agent obtained in the step 4 on the elastic flame-retardant textile through the coating machine, and pressurizing the elastic flame-retardant textile through a vacuum environment to enable the waterproof coating finishing agent to be tightly attached to the elastic flame-retardant textile, so that the elastic flame-retardant waterproof textile is finally obtained to be ready for use;
and 8: and (3) drying and packaging the textile fabric finished product, namely classifying and drying the elastic flame-retardant waterproof textile in the step (7), packaging the textile fabric by using a packaging machine, and storing the textile fabric in a warehouse to finally obtain the medical textile fabric material with comprehensive functions for later use.
Further, in step 1, the detergent is a dilute hydrochloric acid solution, the operation time of the ultrasonic generator is 18 minutes, the amount of the detergent is two percent of the total amount of the clean water, the stirring speed of the stirring rod is 120 revolutions per minute, and the continuous stirring time is 30 minutes.
Further, the pure cotton fibers and cashmere in the step 2 are finished raw materials after being cleaned, no other impurities are mixed, the pure cotton fibers and the cashmere are in the reaction tank body and are vibrated by the microwave oscillator for 25 minutes, then the adhesive is put into the reaction tank body at a speed of one tenth of every minute, then the stabilizer is put into the reaction tank body at a speed of one fifth of every minute, and finally the continuous soaking and mixing time is 45 minutes.
Further, the heating temperature of the heating device in the step 3 is 85 ℃, the continuous heating time is 15 minutes, the stirring speed of the stirring rod is 80 revolutions per minute, then the heat absorbent is poured into the stirring cylinder at the speed of one third of the heat absorbent every two minutes, and finally the continuous soaking and mixing time is 35 minutes.
Further, in the step 4, the preheating time of the polytetrafluoroethylene dispersion resin is 10 minutes, the preheating temperature is 70 ℃, the duration of the ultrasonic treatment is 15 minutes, and then the stirring time of the stirrer is 30 minutes.
Furthermore, the processing composite lathe in the step 5 is provided with a dust removal device to ensure that the textile fabric is not contaminated by dust, the high temperature is 90 ℃, and after the elastic textile fabric is obtained, the textile fabric needs to be rapidly cooled by a cooling device.
Further, the flame retardant finishing agent liquid in the step 6 is stored in a dust-free chamber, the time for soaking the elastic textile in the flame retardant finishing agent liquid is 30 minutes, the time for ultrasonic treatment is 20 minutes, so that after a layer of flame retardant finishing agent liquid is attached to the surface of the elastic textile, the elastic textile is baked for 30 minutes at 60 ℃.
Further, the elastic flame-retardant textile in the step 7 is wound by a winding roller, in the transmission process of the elastic flame-retardant textile, the surface of the elastic flame-retardant textile can be sprayed by a spray head arranged on a coating machine, a coating collecting and recovering device is additionally arranged, coating waste is reduced, and after the coating of the elastic flame-retardant textile is finished, negative pressure is formed in a vacuum environment, and the negative pressure environment is lower than the atmospheric pressure by 20 Pa, so that the elastic flame-retardant textile is bonded with the waterproof coating finishing agent.
Further, the classification drying in the step 8 is to separately lay the finished textile fabric in a baking chamber, store the finished textile fabric in the baking chamber for 80 minutes, and then package the finished textile fabric by a vacuum packaging machine.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The preparation method of the medical textile material comprises textile cloth pretreatment, elastic ingredient preparation, flame-retardant raw material preparation, waterproof coating preparation, textile cloth elasticity enhancement treatment, textile cloth flame-retardant enhancement treatment, textile cloth waterproof enhancement treatment and textile cloth finished product drying and packaging, and is characterized in that: the feed is prepared from the following raw materials in parts by weight: the elastic auxiliary material preparation comprises pure cotton fibers, adhesives, stabilizers and cashmere, the flame-retardant raw material preparation comprises a flame retardant, a heat absorbent and antimony trioxide, and the waterproof coating preparation comprises polytetrafluoroethylene dispersion resin, a plasticizer and a cross-linking agent.
2. The preparation method of the medical textile material according to claim 1, which is characterized by comprising the following steps:
step 1: the method comprises the following steps of (1) textile fabric pretreatment, wherein the textile fabric is soaked in a clear water bucket, is cleaned through an ultrasonic generator, can be added with a proper amount of detergent, is uniformly stirred through a stirring rod to enable the textile fabric to be more comprehensively soaked, is then fished up, is repeatedly washed through washing equipment, is then dewatered through a centrifugal machine, is then quickly dried through a dryer, and is finally subjected to plasma treatment for standby;
step 2: preparing elastic ingredients, namely enabling the pure cotton fibers and the cashmere to be more uniformly dispersed through a dispersing mechanism, gradually putting the pure cotton fibers and the cashmere into a reaction tank, vibrating the pure cotton fibers and the cashmere through a microwave oscillator, putting a bonding agent into the reaction tank, enabling the pure cotton fibers and the cashmere to be bonded with each other, putting a stabilizing agent into the reaction tank, and finally obtaining an elastic finishing agent to be reserved;
and step 3: preparing flame-retardant raw materials, namely putting a flame retardant and antimony trioxide into a stirring drum together, heating the mixture by a heating device, stirring the mixture at a high speed by a stirring rod, and gradually adding a proper amount of heat absorbent into the mixture in the stirring process to ensure that the flame retardant, the heat absorbent and the antimony trioxide are mixed more uniformly, so as to obtain a flame-retardant finishing agent for later use;
and 4, step 4: preparing a waterproof coating, namely putting polytetrafluoroethylene dispersion resin into a mixing cylinder preferentially, preheating for a proper time, putting a plasticizer into the mixing cylinder, carrying out ultrasonic treatment by an ultrasonic generator, putting a cross-linking agent into the mixing cylinder after the treatment is finished, and continuously stirring by a stirrer to ensure that the tetrafluoroethylene dispersion resin, the plasticizer and the cross-linking agent are contacted more closely, thereby finally obtaining a waterproof coating finishing agent for later use;
and 5: performing elasticity enhancement treatment on the textile cloth, namely putting the textile obtained by pretreatment in the step 1 into a processing composite lathe, then flatly spreading the textile, then pressing the elastic finishing agent obtained in the step 2 on the textile through a pressing device, and mutually bonding the textile and the elastic finishing agent through high temperature to finally obtain the elastic textile for later use;
step 6: performing flame-retardant enhancement treatment on the textile fabric, namely putting the elastic textile fabric obtained in the step 5 into the flame-retardant finishing agent liquid obtained in the step 3, performing ultrasonic treatment to enable the flame-retardant finishing agent to be attached to the outer surface of the elastic textile fabric, fishing the elastic textile fabric, and drying the elastic textile fabric through a dryer to finally obtain the elastic flame-retardant textile fabric for later use;
and 7: waterproof enhancement treatment of woven cloth, namely putting the elastic flame-retardant textile obtained in the step 6 into a coating machine, spraying the waterproof coating finishing agent obtained in the step 4 on the elastic flame-retardant textile through the coating machine, and pressurizing the elastic flame-retardant textile through a vacuum environment to enable the waterproof coating finishing agent to be tightly attached to the elastic flame-retardant textile, so that the elastic flame-retardant waterproof textile is finally obtained to be ready for use;
and 8: and (3) drying and packaging the textile fabric finished product, namely classifying and drying the elastic flame-retardant waterproof textile in the step (7), packaging the textile fabric by using a packaging machine, and storing the textile fabric in a warehouse to finally obtain the medical textile fabric material with comprehensive functions for later use.
3. The method for preparing a medical textile material according to claim 2, wherein the detergent in step 1 is a dilute hydrochloric acid solution, the ultrasonic generator is operated for 10-20 minutes, the amount of the detergent is two percent of the total amount of the clean water, the stirring speed of the stirring rod is 60-150 rpm, and the stirring duration is 20-30 minutes.
4. The preparation method of the medical textile material according to claim 2, wherein the pure cotton fibers and cashmere in the step 2 are clean finished raw materials without other impurities, the pure cotton fibers and cashmere are in a reaction tank and are vibrated by a microwave oscillator for 15-30 minutes, then the adhesive is put into the reaction tank at a speed of one tenth per minute, then the stabilizer is put into the reaction tank at a speed of one fifth per minute, and finally the soaking and mixing time is 30-50 minutes.
5. The method for preparing a medical textile material according to claim 2, wherein the heating device in step 3 is heated at 60-100 ℃ for 10-20 minutes, the stirring speed of the stirring rod is 60-120 rpm, then the endothermic agent is poured into the stirring barrel at a speed of one third of every two minutes, and finally the soaking and mixing time is 30-60 minutes.
6. The method for preparing a medical textile material according to claim 2, wherein the preheating time of the polytetrafluoroethylene dispersion resin in the step 4 is 5-15 minutes, the preheating temperature is 60-85 ℃, then the duration of the ultrasonic treatment is 10-20 minutes, and then the stirring time of the stirrer is 20-45 minutes.
7. The method for preparing a medical textile material according to claim 2, wherein the processing complex lathe in the step 5 is provided with a dust removing device to ensure that the textile fabric is not polluted by dust, the high temperature is 80-120 ℃, and after the elastic textile is obtained, the elastic textile needs to be rapidly cooled by a cooling device.
8. The method for preparing a medical textile material according to claim 2, wherein the flame retardant finishing agent liquid in the step 6 is stored in a clean room, and the time for soaking the elastic textile in the flame retardant finishing agent liquid is 20-40 minutes, and the time for ultrasonic treatment is 15-30 minutes, so that after a layer of the flame retardant finishing agent liquid is attached to the surface of the elastic textile, the elastic textile is baked for 20-30 minutes at 60-80 ℃.
9. The method for preparing a medical textile material according to claim 2, wherein the elastic flame-retardant textile in the step 7 is wound by a winding roller, and in the process of conveying the elastic flame-retardant textile, the surface of the elastic flame-retardant textile is sprayed by a spraying head arranged on a coating machine, and a coating collecting and recycling device is additionally arranged, so that coating waste is reduced, and then after the coating of the elastic flame-retardant textile is finished, negative pressure is formed in a vacuum environment, wherein the negative pressure environment is 20-50 Pa lower than atmospheric pressure, so that the elastic flame-retardant textile is bonded with the waterproof coating finishing agent.
10. The method for preparing a textile material for medical use according to claim 2, wherein the classifying and drying in step 8 comprises laying the textile fabric in a baking chamber separately, storing the textile fabric in the baking chamber for 60-150 minutes, and then packaging the textile fabric by a vacuum packaging machine.
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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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