CN114714710A - Warm-keeping and heat-insulating garment fabric and preparation method thereof - Google Patents

Warm-keeping and heat-insulating garment fabric and preparation method thereof Download PDF

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Publication number
CN114714710A
CN114714710A CN202210417861.4A CN202210417861A CN114714710A CN 114714710 A CN114714710 A CN 114714710A CN 202210417861 A CN202210417861 A CN 202210417861A CN 114714710 A CN114714710 A CN 114714710A
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fabric
cotton fabric
heat
crease
thermal insulation
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Granted
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CN202210417861.4A
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CN114714710B (en
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陈伟
陈双龙
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Anhui Yishang Textile Technology Co ltd
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Anhui Yishang Textile Technology Co ltd
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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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/02—Layered materials
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/04—Materials specially adapted for outerwear characterised by special function or use
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/04—Materials specially adapted for outerwear characterised by special function or use
    • A41D31/06—Thermally protective, e.g. insulating
    • A41D31/065—Thermally protective, e.g. insulating using layered materials
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/04—Materials specially adapted for outerwear characterised by special function or use
    • A41D31/30—Antimicrobial, e.g. antibacterial
    • A41D31/305—Antimicrobial, e.g. antibacterial using layered materials
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/08—Interconnection of layers by mechanical means
    • B32B7/09—Interconnection of layers by mechanical means by stitching, needling or sewing
    • 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
    • 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
    • B32B9/045—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 of synthetic resin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1046—Polyimides containing oxygen in the form of ether bonds in the main chain
    • C08G73/105—Polyimides containing oxygen in the form of ether bonds in the main chain with oxygen only in the diamino moiety
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1057—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain
    • C08G73/106—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain containing silicon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1075—Partially aromatic polyimides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
    • D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
    • D06M13/203—Unsaturated carboxylic acids; Anhydrides, halides or salts thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
    • D06M13/248—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing sulfur
    • D06M13/256—Sulfonated compounds esters thereof, e.g. sultones
    • 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
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
    • D06M15/03—Polysaccharides or derivatives thereof
    • D06M15/05—Cellulose or derivatives thereof
    • D06M15/09—Cellulose ethers
    • 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
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
    • D06M15/6436—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain containing amino groups
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D2500/00—Materials for garments
    • A41D2500/50—Synthetic resins or rubbers
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • 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
    • 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
    • D06M2200/20—Treatment influencing the crease behaviour, the wrinkle resistance, the crease recovery or the ironing ease
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00—Adapting or protecting infrastructure or their operation
    • Y02A30/24—Structural elements or technologies for improving thermal insulation

Abstract

The invention relates to a thermal-insulation garment material and a preparation method thereof, belonging to the technical field of garment materials, the garment material comprises an inner layer, a surface layer and an interlayer, and the preparation method comprises the following steps: sticking the nylon fabric on the surface layer and the heat-insulating material of the interlayer together by using a commercially available waterborne polyurethane adhesive to obtain a fabric a, and then sewing the fabric a and the crease-resistant cotton fabric on the inner layer to obtain a heat-insulating garment fabric; according to the invention, the polyimide aerogel is selected as a thermal insulation material, and the guanidyl compound is selected as a cross-linked structure, so that the thermal insulation material is endowed with antibacterial performance, and meanwhile, siloxane bonds are introduced, so that the water washing resistance and the thermal stability of the thermal insulation material are improved, and the antibacterial effect is maintained. In addition, modified polysiloxane is used as a raw material of the crease-resistant finishing liquid to form a film on the surface of the cotton fabric, so that the water resistance of the cotton fabric is improved, and the deformation of the fabric is prevented.

Description

Warm-keeping and heat-insulating garment fabric and preparation method thereof
Technical Field
The invention belongs to the technical field of garment materials, and particularly relates to a thermal insulation garment fabric and a preparation method thereof.
Background
The textile extends from the traditional cold-resisting function of the shield to the functions of beauty, comfort, portability and the like. With the development of the consumption concept of people, various intelligent and functional fabrics are widely concerned and developed. In recent years, various modified composite thermal insulation materials are continuously available, such as thermal insulation materials of washed cotton, shaped degreased washed cotton, down wadding, wool fabric, composite needling, melt-blown cotton and the like, and silicon dioxide aerogel is a common thermal insulation material at present. The prior art silicon aerogel has the phenomena of insufficient flexibility and easy falling of particles due to low strength and high brittleness, so that the silicon aerogel is limited in use. In order to improve the defect, a method of adding reinforcing fibers is usually adopted to make up for the defect, but the function of common reinforcing fibers is single, the difference of the effects among similar reinforcing fibers is not large, and the performance improvement of the silica aerogel is not obvious.
In addition, the composite fabric is easy to absorb moisture and has serious shrinkage, so that the prepared silica aerogel composite material has poor heat insulation and heat preservation performance.
Disclosure of Invention
In order to solve the technical problems mentioned in the background technology, the invention provides a thermal insulation garment fabric and a preparation method thereof.
The purpose of the invention can be realized by the following technical scheme:
a thermal insulation garment material comprises an inner layer, a surface layer and an interlayer, wherein the inner layer is crease-resistant cotton fabric, the surface layer is nylon fabric, and the interlayer is positioned between the inner layer and the surface layer;
the interlayer is made of a heat-insulating material, and the heat-insulating material is prepared by the following steps:
firstly, dissolving 4,4' -aminodiphenyl ether by using 1-methyl-2-pyrrolidone, and then adding 3,3', 4,4' -biphenyl tetracarboxylic dianhydride for mixing to prepare a component A; mixing a guanidino compound and 1-methyl-2-pyrrolidone to form a component B;
and secondly, mixing the component A and the component B, stirring for 10min, adding acetic anhydride and pyridine, pouring into a mold, sealing and storing for 24h, then soaking in an acetone solution for 48h, finally selecting acetone as a drying medium in a carbon dioxide supercritical drying mode at the pressure of 15MPa and the temperature of 40 ℃, and then carrying out vacuum drying at the temperature of 55 ℃ to obtain the heat-insulating material. Wherein pyridine is used as a catalyst, and acetic anhydride is used as a dehydrating agent; the existing silicon dioxide aerogel has the powder falling condition, the polyimide aerogel is selected as the heat insulation material, the polyimide aerogel is high in density and tensile strength, in addition, a guanidyl compound is selected as a cross-linked structure in the invention, the heat insulation material is endowed with antibacterial performance, the antibacterial stability is stronger compared with modes such as soaking, and the like, and compared with other types of cationic polymers, the guanidine-containing polymer has higher-efficiency antibacterial and antifungal properties, is not easy to leach out from the heat insulation material, and simultaneously, siloxane bonds are introduced into the polymer, so that the water washing resistance and the thermal stability of the heat insulation material are improved, and the antibacterial effect is further maintained.
Further, the molar ratio of 4,4' -aminodiphenyl ether to 3,3', 4,4' -biphenyltetracarboxylic dianhydride in the component A is 1: 1.05; the molar ratio of the guanidine compound to the 4,4' -aminodiphenyl ether is 1.1-1.5: 30; 1-methyl-2 pyrrolidone in the component A and the component B is used as a solvent.
Further, the guanidino compound is prepared by the following steps:
step 11, mixing sodium hydroxide and deionized water under the ice-water bath condition, adding guanidine hydrochloride, stirring for 20min, adding methacryloyl chloride, continuing to stir for reaction for 2h after dropwise addition is finished, extracting with ethyl acetate after the reaction is finished, retaining an organic phase, drying with anhydrous magnesium sulfate to obtain methacrylguanidine, dissolving the methacrylguanidine with acetone, adding dilute hydrochloric acid, and filtering and drying when the solid is not increased any more to obtain methacrylguanidine hydrochloride;
and step S12, mixing the methacrylylylguanidine hydrochloride and toluene, heating to 50 ℃, adding a Kanster catalyst, stirring for 60min, then adding tetramethyldisiloxane, heating to 70 ℃ after the addition, continuing stirring for reaction for 48h, and after the reaction is finished, carrying out reduced pressure concentration to remove the solvent to obtain the guanidino compound.
The structure of the guanidino compound is shown below:
Figure BDA0003605565590000031
further, in step S11, the ratio of the sodium hydroxide, the deionized water, the guanidine hydrochloride, and the methacrylic acid chloride is 8 g: 25mL of: 10 g: 10 mL; the mass fraction of the dilute hydrochloric acid is 18 percent;
the use amount ratio of the methacrylylylguanidine hydrochloride, the tetramethyldisiloxane and the carbonst catalyst in the step S12 was 0.018 mol: 0.009 mol: 0.2 mL.
Further, the anti-wrinkle cotton fabric is subjected to shrink-proof and anti-wrinkle treatment.
Further, the shrink-proof and wrinkle-resistant treatment comprises the following steps:
step A11, adding modified polysiloxane and sodium dodecyl benzene sulfonate into water, heating to 70 ℃, stirring for 10min, adding sodium oleate and hydroxyethyl cellulose, cooling to 5 ℃, and grinding to obtain an anti-crease finishing liquid;
and step A12, soaking the cotton fabric into the crease-resistant finishing liquid, soaking and rolling the cotton fabric at 20 ℃ for 24 hours, drying the cotton fabric at 80 ℃ for 3min, washing the cotton fabric for 10min, and drying the cotton fabric at 80 ℃ for 3min to obtain the crease-resistant cotton fabric.
Further, the mass ratio of the modified polysiloxane to the sodium dodecyl benzene sulfonate to the water to the sodium oleate to the hydroxyethyl cellulose is 6: 5: 8: 2: 20.
the thermal-insulation garment fabric comprises an inner layer, a surface layer and an interlayer, and if common cotton fabrics on the market are selected as the inner layer, the inner layer is easy to deform, so that the fabric is prevented from deforming by performing shrink-proof and wrinkle-proof treatment on the cotton fabrics, the inner layer of the garment fabric keeps better flexibility, and the garment fabric can also play a good antibacterial and deodorant role.
Further, the modified polysiloxane was prepared by the following steps:
mixing the amino ethyl aminopropyl silicone oil, the epoxy propyl dodecyl dimethyl ammonium chloride, the sodium hydroxide and the isopropanol, heating and refluxing for reaction for 3 hours, and after the reaction is finished, decompressing and concentrating to remove the solvent to obtain the modified polysiloxane.
Further, the dosage ratio of the aminoethyl aminopropyl silicone oil to the glycidyl dodecyl dimethyl ammonium chloride to the isopropanol is 5 g: 0.5 g: 20 mL; the molar ratio of the epoxypropyl dodecyl dimethyl ammonium chloride to the sodium hydroxide is 1: 1.
a preparation method of a thermal insulation garment material comprises the following steps:
the nylon fabric on the surface layer and the heat-insulating material on the interlayer are adhered together by a commercially available waterborne polyurethane adhesive to obtain a fabric a, and then the fabric a and the crease-resistant cotton fabric on the inner layer are sewn to obtain the heat-insulating garment fabric.
The invention has the beneficial effects that:
according to the invention, the existing silicon dioxide aerogel of the thermal insulation clothing fabric is subjected to powder falling, the polyimide aerogel is selected as the thermal insulation material, the guanidino compound is selected as the cross-linked structure, the antibacterial property is endowed to the thermal insulation material, and the siloxane bond is introduced, so that the water washing resistance and the thermal stability of the thermal insulation material are improved, and the antibacterial effect is maintained.
In addition, the modified polysiloxane is used as a raw material of the crease-resistant finishing liquid to form a film on the surface of the cotton fabric, so that the water resistance of the cotton fabric is improved, the fabric is prevented from deforming, the inner layer of the garment fabric keeps better flexibility, and the garment fabric can also play a good role in resisting bacteria and deodorizing.
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.
Example 1
Preparation of a guanidino compound comprising the steps of:
step 11, mixing sodium hydroxide and deionized water under the ice-water bath condition, adding guanidine hydrochloride, stirring for 20min, adding methacryloyl chloride, continuing to stir for reaction for 2h after dropwise addition is finished, extracting with ethyl acetate after the reaction is finished, retaining an organic phase, drying with anhydrous magnesium sulfate to obtain methacrylguanidine, dissolving the methacrylguanidine with acetone, adding dilute hydrochloric acid, and filtering and drying when the solid is not increased any more to obtain methacrylguanidine hydrochloride; wherein the dosage ratio of the sodium hydroxide, the deionized water, the guanidine hydrochloride and the methacrylic acid chloride is 8 g: 25mL of: 10 g: 10 mL; the mass fraction of the dilute hydrochloric acid is 18 percent;
and step S12, mixing the methacrylylylguanidine hydrochloride and toluene, heating to 50 ℃, adding a Kanster catalyst, stirring for 60min, then adding tetramethyldisiloxane, heating to 70 ℃ after the addition, continuing stirring for reaction for 48h, and after the reaction is finished, carrying out reduced pressure concentration to remove the solvent to obtain the guanidino compound. Wherein the dosage ratio of the methacrylylguanidine hydrochloride, the tetramethyldisiloxane and the Karster catalyst is 0.018 mol: 0.009 mol: 0.2 mL.
Example 2
The preparation method of the heat insulation material comprises the following steps:
firstly, dissolving 4,4' -aminodiphenyl ether by using 1-methyl-2-pyrrolidone, and then adding 3,3', 4,4' -biphenyl tetracarboxylic dianhydride for mixing to prepare a component A; mixing the guanidino compound prepared in example 1 with 1-methyl-2-pyrrolidone to prepare component B;
and secondly, mixing the component A and the component B, stirring for 10min, adding acetic anhydride and pyridine, pouring into a mold, sealing and storing for 24h, then soaking in an acetone solution for 48h, finally selecting acetone as a drying medium in a carbon dioxide supercritical drying mode at the pressure of 15MPa and the temperature of 40 ℃, and then carrying out vacuum drying at the temperature of 55 ℃ to obtain the heat-insulating material.
Wherein, the molar ratio of 4,4' -aminodiphenyl ether to 3,3', 4,4' -biphenyl tetracarboxylic dianhydride in the component A is 1: 1.05; the guanidine compound prepared in example 1 and 4,4' -aminodiphenyl ether were used in a molar ratio of 1.1: 30, of a nitrogen-containing gas; 1-methyl-2 pyrrolidone in the component A and the component B is used as a solvent.
Example 3
The preparation of the heat insulation material comprises the following steps:
firstly, dissolving 4,4' -aminodiphenyl ether by using 1-methyl-2-pyrrolidone, and then adding 3,3', 4,4' -biphenyl tetracarboxylic dianhydride for mixing to prepare a component A; mixing the guanidino compound prepared in example 1 with 1-methyl-2-pyrrolidone to prepare component B;
and secondly, mixing the component A and the component B, stirring for 10min, adding acetic anhydride and pyridine, pouring into a mold, sealing and storing for 24h, then soaking in an acetone solution for 48h, finally selecting acetone as a drying medium in a carbon dioxide supercritical drying mode at the pressure of 15MPa and the temperature of 40 ℃, and then carrying out vacuum drying at the temperature of 55 ℃ to obtain the heat-insulating material.
Wherein, the molar ratio of 4,4' -aminodiphenyl ether to 3,3', 4,4' -biphenyl tetracarboxylic dianhydride in the component A is 1: 1.05; the guanidine compound prepared in example 1 and 4,4' -aminodiphenyl ether were used in a molar ratio of 1.5: 30, of a nitrogen-containing gas; 1-methyl-2 pyrrolidone in the component A and the component B is used as a solvent.
Example 4
The preparation method of the anti-wrinkle cotton fabric comprises the following steps:
mixing the amino ethyl aminopropyl silicone oil, the epoxy propyl dodecyl dimethyl ammonium chloride, the sodium hydroxide and the isopropanol, heating and refluxing for reaction for 3 hours, and after the reaction is finished, decompressing and concentrating to remove the solvent to obtain the modified polysiloxane. The dosage ratio of the aminoethyl aminopropyl silicone oil, the epoxypropyl dodecyl dimethyl ammonium chloride to the isopropanol is 5 g: 0.5 g: 20 mL; the molar ratio of the epoxypropyl dodecyl dimethyl ammonium chloride to the sodium hydroxide is 1: 1;
step A11, adding modified polysiloxane and sodium dodecyl benzene sulfonate into water, heating to 70 ℃, stirring for 10min, adding sodium oleate and hydroxyethyl cellulose, cooling to 5 ℃, and grinding to obtain an anti-crease finishing liquid; the mass ratio of the modified polysiloxane to the sodium dodecyl benzene sulfonate to the water to the sodium oleate to the hydroxyethyl cellulose is 6: 5: 8: 2: 20;
and step A12, soaking the cotton fabric into the crease-resistant finishing liquid, soaking and rolling the cotton fabric at 20 ℃ for 24 hours, drying the cotton fabric at 80 ℃ for 3min, washing the cotton fabric for 10min, and drying the cotton fabric at 80 ℃ for 3min to obtain the crease-resistant cotton fabric.
Comparative example 1
The guanidino compound from example 4 was replaced by 1,3, 5-tris (4-aminophenoxy) benzene, and the remaining starting materials and preparation were kept unchanged.
The heat insulating materials prepared in examples 3-4 and comparative example 1 were subjected to an antibacterial property test; the value for Escherichia coli is between 80 and 100 mu g/mL, and the value for Staphylococcus aureus is between 100 and 125 mu g/mL; placing the sterilized culture solution into a constant temperature water bath at 55 deg.C to prevent it from condensing into solid. When the temperature of the conical flask is reduced to about 55 ℃, the culture solution is poured into a proper amount of the sterilized culture dish under the irradiation of ultraviolet lamp light near the flame of the alcohol lamp, and the culture solution is naturally cooled and solidified. Taking 0.1mL of escherichia coli and golden yellow staphylococcus liquid on a culture medium by using a pipette, shearing the heat-insulating material into round sheets of about 1cm, clamping the round sheets onto a culture dish by using sterile forceps, transferring the culture dish into a constant-temperature incubator at 37 ℃ for 24 hours, and observing and recording.
The test results are shown in table 1 below:
TABLE 1
Example 3 Example 4 Comparative example 1
Escherichia coli - - +
Staphylococcus aureus - - +
Note: "+" indicates the presence of bacterial growth and "-" indicates the absence of bacterial growth.
Example 5
A preparation method of a thermal insulation garment material comprises the following steps:
the nylon fabric of the surface layer and the heat insulation material prepared in the interlayer embodiment 2 are adhered together by a commercially available waterborne polyurethane adhesive to obtain a fabric a, and then the fabric a and the crease-resistant cotton fabric of the inner layer embodiment 4 are sewn to obtain the thermal-insulation garment fabric.
Example 6
A preparation method of a thermal insulation garment material comprises the following steps:
the nylon fabric of the surface layer and the heat insulation material prepared in the interlayer embodiment 3 are adhered together by a commercially available waterborne polyurethane adhesive to obtain a fabric a, and then the fabric a and the crease-resistant cotton fabric of the inner layer embodiment 4 are sewn to obtain the thermal-insulation garment fabric.
Comparative example 2
The insulation material in example 6 was replaced with the product prepared in comparative example 1, and the remaining raw materials and preparation process were kept unchanged.
Comparative example 3
The crease-resistant cotton fabric in example 6 was replaced with untreated cotton fabric, and the rest of the raw material preparation and process remained unchanged.
The fabrics prepared in examples 5-6 and comparative examples 2-3 were tested, the shrinkage was tested according to the standard GB/T8628-2013, and the thermal conductivity lambda of the samples was recorded according to the test in the conventional manner. The test results are shown in table 2 below:
TABLE 2
Example 5 Example 6 Comparative example 2 Comparative example 3
Shrinkage/% of 4.1 4.1 4.1 7.8
Thermal conductivity lambda/W (m.K) 0.03 0.03 0.03 0.03
The test results show that the guanidine compounds are introduced in the preparation process of the heat insulation material, so that the antibacterial performance of the heat insulation material is improved, the anti-shrinkage performance of the fabric is favorably maintained by carrying out anti-wrinkle treatment on the cotton fabric, the heat conductivity coefficient of the prepared sample is less than 0.05W (m.K), and the heat insulation material has a good heat insulation effect.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.

Claims (8)

1. A thermal insulation garment material comprises an inner layer, a surface layer and an interlayer, and is characterized in that the interlayer is made of a thermal insulation material, the inner layer is made of crease-resistant cotton fabric, the surface layer is made of nylon fabric, and the interlayer is positioned between the inner layer and the surface layer; the heat-insulating material is prepared by the following steps:
firstly, dissolving 4,4' -aminodiphenyl ether by using 1-methyl-2-pyrrolidone, and then adding 3,3', 4,4' -biphenyl tetracarboxylic dianhydride for mixing to prepare a component A; mixing a guanidino compound and 1-methyl-2-pyrrolidone to form a component B;
and secondly, mixing the component A and the component B, stirring for 10min, adding acetic anhydride and pyridine, pouring into a mold, sealing and storing for 24h, then soaking in an acetone solution for 48h, and drying to obtain the heat-insulating material.
2. The thermal insulating garment material as claimed in claim 1, wherein the guanidine-based compound is prepared by the following steps:
mixing methacrylylylguanidine hydrochloride and toluene, heating to 50 ℃, adding a Kanster catalyst, stirring for 60min, then adding tetramethyldisiloxane, heating to 70 ℃ after the addition is finished, continuing stirring for reaction for 48h, and after the reaction is finished, carrying out reduced pressure concentration to remove the solvent to obtain the guanidyl compound.
3. A thermal insulating garment material as claimed in claim 2, characterized in that the ratio of usage of methacrylylylylguanidine hydrochloride, tetramethyldisiloxane and kastat catalyst is 0.018 mol: 0.009 mol: 0.2 mL.
4. A thermal insulating garment material as claimed in claim 1, wherein the wrinkle resistant cotton fabric is shrink resistant and wrinkle resistant treated.
5. The thermal insulation garment material as claimed in claim 4, wherein the shrink-proof and wrinkle-proof treatment comprises the following steps:
step A11, adding modified polysiloxane and sodium dodecyl benzene sulfonate into water, heating to 70 ℃, stirring for 10min, adding sodium oleate and hydroxyethyl cellulose, cooling to 5 ℃, and grinding to obtain an anti-crease finishing liquid;
step A12, immersing the cotton fabric into the crease-resistant finishing liquid, immersing and rolling the cotton fabric at the temperature of 20 ℃ for 24 hours, drying the cotton fabric at the temperature of 80 ℃ for 3min, then washing the cotton fabric for 10min, and drying the cotton fabric at the temperature of 80 ℃ for 3min to obtain the crease-resistant cotton fabric.
6. A warm-keeping heat-insulating garment material as claimed in claim 5, wherein the mass ratio of the modified polysiloxane, the sodium dodecyl benzene sulfonate, the water, the sodium oleate and the hydroxyethyl cellulose is 6: 5: 8: 2: 20.
7. the thermal insulation garment material as claimed in claim 5, wherein the modified polysiloxane is prepared by the following steps:
and (3) mixing the aminoethyl aminopropyl silicone oil, the epoxypropyl dodecyl dimethyl ammonium chloride, the sodium hydroxide and the isopropanol, and heating and refluxing for reaction for 3 hours to obtain the modified polysiloxane.
8. The preparation method of the thermal insulation garment material according to claim 1, characterized by comprising the following steps:
the nylon fabric on the surface layer and the heat-insulating material on the interlayer are adhered together through a waterborne polyurethane adhesive to obtain a fabric a, and then the fabric a and the crease-resistant cotton fabric on the inner layer are sewn to obtain the heat-insulating garment fabric.
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Publication number Priority date Publication date Assignee Title
CN101760963A (en) * 2010-01-29 2010-06-30 深圳大学 Antibiotic-mould proof textile fabric and method for preparing same
CN202200601U (en) * 2011-09-15 2012-04-25 福建龙峰纺织科技实业有限公司 Fabric for heat-preservation garment
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CN105713227A (en) * 2016-04-18 2016-06-29 成都正威新材料研发有限公司 Linear polyimide aerogel and preparing method thereof
CN105818479A (en) * 2016-03-18 2016-08-03 太仓棨淂服装有限公司 Light and thin denim fabric with thermal insulation function
CN113249969A (en) * 2021-05-28 2021-08-13 安徽弋尚纺织科技有限公司 Production process of high-breathability fabric for western-style clothes

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101760963A (en) * 2010-01-29 2010-06-30 深圳大学 Antibiotic-mould proof textile fabric and method for preparing same
CN202200601U (en) * 2011-09-15 2012-04-25 福建龙峰纺织科技实业有限公司 Fabric for heat-preservation garment
CN105384950A (en) * 2015-12-14 2016-03-09 同济大学 Low-cost preparation method of low-density crosslinking type polyimide aerogel material
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