Antibacterial and deodorant skin-friendly collagen multifunctional cloth and production process thereof

Abstract

The invention relates to the technical field of textile materials, in particular to an antibacterial and deodorant skin-friendly collagen multifunctional cloth and a production process thereof, and the antibacterial and deodorant skin-friendly collagen multifunctional cloth is prepared from short fibers through a knitting or tatting process. The short fiber material comprises a composite material and cotton fibers and is prepared from, by mass, 8-12 parts of a nano material hybridized inorganic material, 3-7 parts of a metal nano material, 2-4 parts of a photocatalyst, 2-6 parts of a far infrared material, 0.5-2 parts of collagen and 60-80 parts of the cotton fibers. The fabric prepared by the process has the effects of antibiosis, antivirus, deodorization, mite expelling and skin care when being applied to bedding articles and underwear.

Description

Technical Field

[0001] The invention relates to the technical field of textile materials, and in particular to an antibacterial, deodorizing, and skin-friendly collagen multifunctional fabric and a production process thereof. Background Art

[0002] With the improvement of modern living standards, people's demand for textiles has changed from simple comfort and durability to the pursuit of more functional products. Among the many functional textiles, antibacterial, deodorizing and skin-friendly properties are particularly important. However, although the fabrics in the prior art have certain antibacterial and deodorizing functions, the effects are often limited and lack the effect of skin care. In addition, the existing fabrics may have problems such as insufficient durability and poor skin friendliness in practical applications.

[0003] Therefore, in order to solve the deficiencies in the prior art, it is necessary to design an antibacterial, deodorizing, skin-friendly collagen multifunctional fabric and its production process. Summary of the invention

[0004] In order to solve the problems of the prior art, the present invention provides an antibacterial, deodorizing and skin-friendly collagen multifunctional fabric and a production process thereof.

[0005] The purpose of the present invention can be achieved through the following technical scheme: an antibacterial and deodorizing skin-friendly collagen multifunctional fabric, which is made of short fibers through knitting or weaving technology, wherein the short fiber material includes a composite material and cotton fiber, and the short fiber material is composed of 8 to 12 parts of inorganic materials hybridized with nanomaterials, 3 to 7 parts of metal nanomaterials, 2 to 4 parts of photocatalysts, 2 to 6 parts of far-infrared materials, 0.5 to 2 parts of collagen and 60 to 80 parts of cotton fibers in parts by mass.

[0006] As a further improvement, the inorganic material hybridized with the nanomaterial comprises a zinc oxide-based material, wherein the crystal structure of the zinc oxide-based material is a hexagonal crystal system or a cubic crystal system, and the surface modification of the zinc oxide-based material comprises treatment with a silane coupling agent or a titanate coupling agent.

[0007] As a further improvement, the metal nanomaterial comprises a copper-based material, wherein the particle size of the copper-based material is distributed in the range of 10 to 100 nanometers, and the surface activity of the copper-based material is treated with polyvinyl pyrrolidone or citrate.

[0008] As a further improvement, the photocatalytic material is a titanium dioxide-based material or a photocatalyst-free deodorant, wherein the crystal form of the titanium dioxide-based material is anatase or rutile, and the doping elements of the titanium dioxide-based material include nitrogen, sulfur, iron or tin.

[0009] As a further improvement, the infrared radiation material comprises a zirconium carbide-based material, wherein the infrared emissivity of the zirconium carbide-based material is greater than 0.85.

[0010] In a further improvement, the bioactive protein material comprises collagen, wherein the molecular weight of the collagen is between 30,000 and 300,000 Daltons.

[0011] A production process of antibacterial, deodorizing and skin-friendly collagen multifunctional fabric comprises the following steps:

[0012] S1: Mixing inorganic materials hybridized with nanomaterials, metal nanomaterials, photocatalysts, and far-infrared materials in a solvent to form a uniform premixed slurry;

[0013] S2: heat-treating the premixed slurry at a high temperature, and mixing the heat-treated premixed slurry with a bioactive protein material to form a composite functional material with bioactivity;

[0014] S3: mixing the composite functional material with the cotton fiber material in a wet spinning or melt spinning process to form a fiber mixture;

[0015] S4: forming the fiber mixture into short fibers through a spinning process, wherein the spinning speed and temperature are controlled during the spinning process;

[0016] S5: The staple fibers are knitted or weaved into fabric, wherein the weaving density and tension are controlled during the knitting or weaving process;

[0017] S6: The fabric is post-processed, including washing, bleaching, softening and antibacterial finishing, and then rolled up.

[0018] In a further improvement, the solvent is deionized water or an organic solvent, wherein the organic solvent is selected from one of ethanol, acetone or dimethylformamide.

[0019] Further improvement, the temperature range of the high temperature heat treatment is 100 to 300 degrees Celsius, and the duration is 1 to 4 hours; the mixing of the bioactive protein material and the premixed slurry is carried out under the action of shear force, and the shear rate is 100 to 1000 revolutions per minute; in the wet spinning or melt spinning process, the spinning temperature is controlled at 150 to 300 degrees Celsius, and the spinning speed is 0.1 to 10 meters per minute; in the spinning process, the spinning speed is controlled at 100 to 1000 meters per minute, and the spinning temperature is 20 to 50 degrees Celsius degrees; the cleaning step in the post-treatment uses a neutral detergent and is carried out at 40 to 60 degrees Celsius for 15 to 60 minutes; the bleaching step in the post-treatment uses hydrogen peroxide as a bleaching agent and is carried out at room temperature for 30 to 120 minutes; the softening finishing step in the post-treatment uses a softener and is carried out at 30 to 50 degrees Celsius for 10 to 45 minutes; the antibacterial finishing step in the post-treatment uses silver ions or nano-silver particles as an antibacterial agent and is carried out at room temperature for 20 to 60 minutes.

[0020] As a further improvement, in the knitting or weaving process, the weaving density is controlled at 20 to 100 needles per inch, and the tension is controlled at 10 to 100 Newtons.

[0021] Compared with the prior art, the antibacterial, deodorizing and skin-friendly collagen multifunctional fabric and its production process

[0022] The synergistic effect of inorganic materials and metal nanomaterials hybridized by nanomaterials significantly improves the antibacterial and antiviral activity and inhibits Odor generation and decomposition The addition of photocatalyst and far-infrared materials enhances the self-cleaning ability and thermal management performance of the fabric; the addition of collagen provides the fabric with excellent skin affinity and skin care effects; by precisely controlling various parameters in the production process, the uniformity, strength and durability of the fabric are ensured. The fabric produced by this process can be used in bedding and underwear to play an antibacterial, antiviral, deodorizing, repelling mite and skin care effects. DETAILED DESCRIPTION

[0023] In the description of the present invention, it should be noted that the directions or positional relationships indicated by terms such as "center", "up", "down", "left", "right", "vertical", "horizontal", "inside" and "outside" are the directions or positional relationships shown, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The technical solution of the present invention is further described below in conjunction with embodiments.

[0026] The invention discloses an antibacterial and deodorizing skin-friendly collagen multifunctional fabric, which is made of short fibers through a knitting or weaving process, wherein the short fiber material comprises a composite material and cotton fibers, and the short fiber material consists of 8 to 12 parts of inorganic materials hybridized with nanomaterials, 3 to 7 parts of metal nanomaterials, 2 to 4 parts of photocatalysts, 2 to 6 parts of far-infrared materials, 0.5 to 2 parts of collagen and 60 to 80 parts of cotton fibers in parts by mass.

[0027] As a further preferred embodiment, the inorganic material hybridized with the nanomaterial includes a zinc oxide-based material, wherein the crystal structure of the zinc oxide-based material is a hexagonal crystal system or a cubic crystal system, and the surface modification of the zinc oxide-based material includes treatment with a silane coupling agent or a titanate coupling agent. The hexagonal or cubic crystal structure of zinc oxide provides a high specific surface area and a unique electronic structure, which is conducive to enhancing its antibacterial and ultraviolet shielding properties. Surface modification such as treatment with a silane coupling agent or a titanate coupling agent can improve the compatibility and dispersibility of zinc oxide with the matrix material, thereby ensuring the uniform distribution and lasting effect of the material; the modified zinc oxide-based material can effectively inhibit bacterial growth, provide lasting antibacterial protection, and at the same time enhance the ultraviolet protection ability of the fabric to protect the skin from ultraviolet damage.

[0028] As a further preferred embodiment, the metal nanomaterial includes a copper-based material, wherein the particle size of the copper-based material is distributed in the range of 10 to 100 nanometers, and the surface activity of the copper-based material is treated with polyvinyl pyrrolidone or citrate. Copper nanoparticles have a broad-spectrum antibacterial effect, and their particle size is in the range of 10 to 100 nanometers, so that the copper nanoparticles have a larger specific surface area and more active sites, thereby enhancing their antibacterial effect. The stability and biocompatibility of the copper nanoparticles can be further improved by treating with polyvinyl pyrrolidone or citrate; this treatment not only enhances the antibacterial properties of the fabric, but also helps prevent oxidation and agglomeration of the copper nanoparticles, ensuring the long-term stability and durability of the material.

[0029] As a further preferred embodiment, the photocatalytic material is a titanium dioxide-based material or a photocatalyst-free deodorant, wherein the crystal form of the titanium dioxide-based material is anatase or rutile, and the doping elements of the titanium dioxide-based material include nitrogen, sulfur, iron or tin. The anatase or rutile structure of titanium dioxide can produce highly oxidizing hydroxyl radicals under light, which can effectively decompose organic pollutants and bacteria, and also have the effect of repelling mites. Doping elements such as nitrogen, sulfur, iron or tin can further enhance the photocatalytic activity of titanium dioxide and expand its light response range to the visible light region; the doped titanium dioxide-based material significantly improves the self-cleaning and anti-fouling ability of the fabric, while helping to decompose odor molecules and provide a refreshing wearing experience.

[0030] As a further preferred embodiment, the infrared radiation material includes a zirconium carbide-based material, wherein the infrared emissivity of the zirconium carbide-based material is greater than 0.85. The high infrared emissivity of zirconium carbide enables it to effectively absorb and emit far infrared rays, promote microcirculation of the wearer's skin, and enhance the warmth-keeping effect; the thermal stability of this material ensures that its performance is not affected under various environmental conditions; the addition of zirconium carbide-based materials significantly improves the warmth-keeping performance and comfort of the fabric, providing users with a healthier and more comfortable wearing experience.

[0031] As a further preferred embodiment, the bioactive protein material includes collagen, wherein the molecular weight of collagen is between 30,000 and 300,000 Daltons, so that it has good biocompatibility and bioactivity. Collagen can combine with proteins on the surface of the skin to form a protective film, reduce the loss of skin moisture, and provide a moisturizing effect. The addition of collagen significantly improves the skin affinity and moisturizing properties of the fabric, helps maintain skin health, and reduces problems such as dry skin and itching, and is particularly suitable for use on sensitive skin.

[0032] A production process of antibacterial, deodorizing and skin-friendly collagen multifunctional fabric comprises the following steps:

[0033] S1: Mixing inorganic materials hybridized with nanomaterials, metal nanomaterials, photocatalysts, and far-infrared materials in a solvent to form a uniform premixed slurry;

[0034] S2: heat-treating the premixed slurry at a high temperature, and mixing the heat-treated premixed slurry with a bioactive protein material to form a composite functional material with bioactivity;

[0035] S3: mixing the composite functional material with the cotton fiber material in a wet spinning or melt spinning process to form a fiber mixture;

[0036] S4: forming the fiber mixture into short fibers through a spinning process, wherein the spinning speed and temperature are controlled during the spinning process;

[0037] S5: The staple fibers are knitted or weaved into fabric, wherein the weaving density and tension are controlled during the knitting or weaving process;

[0038] S6: The fabric is post-processed, including washing, bleaching, softening and antibacterial finishing, and then rolled up.

[0039] As a further preferred embodiment, the solvent is deionized water or an organic solvent, wherein the organic solvent is selected from one of ethanol, acetone or dimethylformamide. The wetting and dispersing effects of the solvent are utilized to achieve uniform mixing of the components. The uniform premixed slurry ensures uniform dispersion of subsequent materials and consistency of performance, thereby improving the overall performance of the fabric.

[0040] As a further preferred embodiment, the temperature range of the high temperature heat treatment is 100 to 300 degrees Celsius, and the duration is 1 to 4 hours, which helps to promote the interaction and stabilization between materials, enhance the crystallinity and compatibility of materials, and help remove solvents and volatile impurities; the mixing of the bioactive protein material and the premixed slurry is carried out under the action of shear force, and the shear rate is 100 to 1000 revolutions per minute to achieve uniform dispersion of the materials and interaction between molecules; in the wet spinning or melt spinning process, the spinning temperature is controlled at 150 to 300 degrees Celsius, and the spinning speed is 0.1 to 10 meters per minute to form a uniform fiber mixture, and the uniform fiber mixture ensures the uniformity and functionality of the fabric; in the spinning process, the spinning speed is controlled at 100 to 1000 meters per minute, and the spinning temperature is 20 to 1000 meters per minute. 50 degrees Celsius, the uniformity and quality of the short fibers directly affect the feel and durability of the fabric, and suitable spinning conditions can ensure the strength and flexibility of the fibers; the cleaning step in the post-treatment uses a neutral detergent and is carried out at 40 to 60 degrees Celsius for 15 to 60 minutes; the bleaching step in the post-treatment uses hydrogen peroxide as a bleaching agent and is carried out at room temperature for 30 to 120 minutes; the softening finishing step in the post-treatment uses a softener and is carried out at 30 to 50 degrees Celsius for 10 to 45 minutes; the antibacterial finishing step in the post-treatment uses silver ions or nano-silver particles as antibacterial agents and is carried out at room temperature for 20 to 60 minutes. The post-treatment step improves the cleanliness, whiteness, softness and antibacterial properties of the fabric, ensures the hygiene and comfort of the fabric, and extends the service life of the product.

[0041] As a further preferred embodiment, in the knitting or weaving process, the weaving density is controlled at 20 to 100 needles per inch, and the tension is controlled at 10 to 100 Newtons. Different weaving densities and tensions provide the fabric with diverse designs and functionality.

[0042] Example 1

[0043] The inorganic materials hybridized with nanomaterials: 10 parts of zinc oxide-based materials (hexagonal crystal system, silane coupling agent treatment); metal nanomaterials: 5 parts of copper-based materials (particle size 50 nanometers, polyvinyl pyrrolidone treatment); photocatalyst: 3 parts of titanium dioxide-based materials (anatase type, nitrogen doped); far-infrared materials: 4 parts of zirconium carbide-based materials (infrared emissivity 0.88); collagen: 1 part (molecular weight 250,000 Daltons); cotton fibers: 70 parts (enzyme treatment) are mixed in a solvent to form a uniform premixed slurry, which is then heat-treated, the premixed slurry after the heat treatment is mixed with a bioactive protein material, the composite functional material and the cotton fiber material are mixed in a wet spinning or melt spinning process to form a fiber mixture, the fiber mixture is made into short fibers through a spinning process, the short fibers are made into cloth through a knitting or weaving process, and the prepared cloth is post-treated, including washing, bleaching, softening finishing and antibacterial finishing before winding.

[0044] Example 2

[0045] The inorganic materials hybridized with nanomaterials: 9 parts of zinc oxide-based materials (cubic system, treated with titanate coupling agent); 4 parts of copper-based materials (particle size 70 nanometers, treated with citrate); 2 parts of titanium dioxide-based materials (rutile type, sulfur-doped) as photocatalysts; 5 parts of zirconium carbide-based materials (infrared emissivity 0.90); 1.5 parts of collagen (molecular weight 150,000 Daltons); and 75 parts of cotton fibers (untreated with enzymes) are mixed in a solvent to form a uniform premixed slurry, which is then heat-treated, the premixed slurry after the heat treatment is mixed with a bioactive protein material, the composite functional material is mixed with the cotton fiber material in a wet spinning or melt spinning process to form a fiber mixture, the fiber mixture is made into short fibers through a spinning process, the short fibers are made into cloth through a knitting or weaving process, and the prepared cloth is post-treated, including washing, bleaching, softening finishing and antibacterial finishing before winding.

[0046] Example 3

[0047] The inorganic materials hybridized with nanomaterials: 11 parts of zinc oxide-based materials (hexagonal crystal system, treated with silane coupling agent); 6 parts of copper-based materials (particle size 90 nanometers, treated with polyvinyl pyrrolidone); 4 parts of titanium dioxide-based materials (anatase type, iron-doped) as photocatalysts; 3 parts of zirconium carbide-based materials (infrared emissivity 0.86); 0.5 parts of collagen (molecular weight 300,000 Dalton); and 65 parts of cotton fibers (treated with enzymes) are mixed in a solvent to form a uniform premixed slurry, which is then heat-treated, the premixed slurry after the heat treatment is mixed with a bioactive protein material, the composite functional material is mixed with the cotton fiber material in a wet spinning or melt spinning process to form a fiber mixture, the fiber mixture is made into short fibers through a spinning process, the short fibers are made into cloth through a knitting or weaving process, and the prepared cloth is post-treated, including washing, bleaching, softening finishing and antibacterial finishing before winding.

[0048] Comparative Example

[0049] Conventional cotton fiber cloth (80 parts) without any nano-material hybridized inorganic materials, metal nano-materials, photocatalysts and far-infrared materials is mixed in a solvent to form a uniform premixed slurry and then heat-treated, the premixed slurry after the heat treatment is mixed with a bioactive protein material, the composite functional material and the cotton fiber material are mixed in a wet spinning or melt spinning process to form a fiber mixture, the fiber mixture is made into short fibers through a spinning process, the short fibers are made into cloth through a knitting or weaving process, and the fabric is post-treated, including washing, bleaching, softening finishing and antibacterial finishing before winding.

[0050] Comparative analysis:

[0051] Antibacterial properties: The fabrics of Examples 1-3 exhibited significant antibacterial effects, with a bacterial reduction rate of over 99% compared to the control fabric, which had almost no antibacterial effect.

[0052] Deodorizing performance: The fabric of the embodiment can effectively decompose odor molecules. Compared with the comparative example, the odor reduction rate is increased by more than 98%.

[0053] Skin-friendliness: Due to the addition of collagen, the skin-friendliness of the fabric in the embodiment is significantly better than that of the fabric in the comparison example, and the fabric is more comfortable to wear.

[0054] Durability: The strength and wear resistance of the fabric of the embodiment are better than those of the fabric of the comparison example, and the service life is longer.

[0055] The preferred specific embodiments of the present invention are described in detail above. It should be understood that a person skilled in the art can make many modifications and changes based on the concept of the present invention without creative work. Therefore, any technical solution that can be obtained by a person skilled in the art through logical analysis, reasoning or limited experiments based on the concept of the present invention on the basis of the prior art should be within the scope of protection determined by the claims.

Claims

1. An antibacterial, deodorizing and skin-friendly collagen multifunctional fabric, characterized in that: The antibacterial, deodorizing, and skin-friendly collagen multifunctional fabric is made of short fibers through a knitting or weaving process, wherein the short fiber material includes a composite material and cotton fiber, and the short fiber material is composed by mass of 8 to 12 parts of inorganic materials hybridized with nanomaterials, 3 to 7 parts of metal nanomaterials, 2 to 4 parts of photocatalysts, 2 to 6 parts of far-infrared materials, 0.5 to 2 parts of collagen, and 60 to 80 parts of cotton fibers.

2. The antibacterial, deodorizing and skin-friendly collagen multifunctional fabric according to claim 1, characterized in that: The nano-material hybridized inorganic material comprises a zinc oxide-based material, wherein the crystal structure of the zinc oxide-based material is a hexagonal crystal system or a cubic crystal system, and the surface modification of the zinc oxide-based material comprises treatment with a silane coupling agent or a titanate coupling agent.

3. The antibacterial, deodorizing and skin-friendly collagen multifunctional fabric according to claim 1, characterized in that: The metal nano material comprises a copper-based material, wherein the particle size of the copper-based material is distributed in the range of 10 to 100 nanometers, and the surface activity of the copper-based material is treated by polyvinyl pyrrolidone or citrate.

4. The antibacterial, deodorizing and skin-friendly collagen multifunctional fabric according to claim 1, characterized in that: The photocatalytic material is a titanium dioxide-based material or a photocatalyst-free deodorant, wherein the crystal form of the titanium dioxide-based material is anatase or rutile, and the doping elements of the titanium dioxide-based material include nitrogen, sulfur, iron or tin.

5. The antibacterial, deodorizing and skin-friendly collagen multifunctional fabric according to claim 1, characterized in that: The infrared radiation material comprises a zirconium carbide-based material, wherein the infrared emissivity of the zirconium carbide-based material is greater than 0.

85.

6. The antibacterial, deodorizing and skin-friendly collagen multifunctional fabric according to claim 1, characterized in that: The bioactive protein material includes collagen, wherein the molecular weight of the collagen is between 30,000 and 300,000 Daltons.

7. The production process of the antibacterial, deodorizing and skin-friendly collagen multifunctional fabric according to any one of claims 1 to 6, characterized in that: The following steps are involved: S1: Mixing inorganic materials hybridized with nanomaterials, metal nanomaterials, photocatalysts, and far-infrared materials in a solvent to form a uniform premixed slurry; S2: heat-treating the premixed slurry at a high temperature, and mixing the heat-treated premixed slurry with a bioactive protein material to form a composite functional material with bioactivity; S3: mixing the composite functional material with the cotton fiber material in a wet spinning or melt spinning process to form a fiber mixture; S4: forming the fiber mixture into short fibers through a spinning process, wherein the spinning speed and temperature are controlled during the spinning process; S5: The staple fibers are knitted or weaved into fabric, wherein the weaving density and tension are controlled during the knitting or weaving process; S6: The fabric is post-processed, including washing, bleaching, softening and antibacterial finishing, and then rolled up.

8. The production process according to claim 7, characterized in that: The solvent is deionized water or an organic solvent, wherein the organic solvent is selected from one of ethanol, acetone or dimethylformamide.

9. The production process according to claim 7, characterized in that: The temperature range of the high temperature heat treatment is 100 to 300 degrees Celsius, and the duration is 1 to 4 hours; the mixing of the bioactive protein material and the premixed slurry is carried out under the action of shear force, and the shear rate is 100 to 1000 revolutions per minute; in the wet spinning or melt spinning process, the spinning temperature is controlled at 150 to 300 degrees Celsius, and the spinning speed is 0.1 to 10 meters per minute; in the spinning process, the spinning speed is controlled at 100 to 1000 meters per minute, and the spinning temperature is 20 to 50 degrees Celsius; The cleaning step in the post-treatment uses a neutral detergent and is carried out at 40 to 60 degrees Celsius for 15 to 60 minutes; the bleaching step in the post-treatment uses hydrogen peroxide as a bleaching agent and is carried out at room temperature for 30 to 120 minutes; the softening finishing step in the post-treatment uses a softener and is carried out at 30 to 50 degrees Celsius for 10 to 45 minutes; the antibacterial finishing step in the post-treatment uses silver ions or nano-silver particles as an antibacterial agent and is carried out at room temperature for 20 to 60 minutes.

10. The production process according to claim 7, characterized in that: In the knitting or weaving process, the weaving density is controlled at 20 to 100 needles per inch, and the tension is controlled at 10 to 100 Newtons.