DEODORANT AND ANTIBACTERIAL COPPER NANOFIBER YARN AND MANUFACTURING METHOD THEREOF

Abstract

A deodorant and antibacterial copper nanofiber yarn and a manufacturing method thereof are provided, the manufacturing method including: providing a raw material, including a polyblend slurry, a nano-metal solution, a plurality of inorganic particles, and a plurality of TPU rubber particles; stirring the raw material into a mixed material; making second metal contact the first metal ion fiber to cause the first metal ion to undergo a reduction reaction to obtain a copper nanofiber yarn; drying the mixed material; performing hot-melt spinning on the mixed material, the plurality of TPU rubber particles, after being hot-melted, being coated on an outer peripheral side of the spun wire to form a first-phase wire; forcibly cooling the first-phase wire; stretching the first-phase wire; air-cooling the first-phase wire to form a second-phase wire; and collecting the second-phase wire to make the wire into a finished deodorant and antibacterial copper nanofiber yarn.

Claims

1. A manufacturing method of a deodorant and antibacterial copper nanofiber yarn, steps of the method comprising: (A) providing a raw material, comprising a polyblend slurry, a nano-metal solution, a plurality of inorganic particles, and a plurality of thermoplastic polyurethane (TPU) rubber particles, the polyblend slurry comprising a first fiber yarn slurry and a second fiber yarn slurry, the nano-metal solution containing a first metal ion; (B) stirring the raw material into a mixed material, and making the nano-metal solution contact the polyblend slurry to form a first metal ion fiber containing the first metal ion; (C) making second metal contact the first metal ion fiber to cause the first metal ion to undergo a reduction reaction to obtain a copper nanofiber yarn, the copper nanofiber yarn containing a first metal nanoparticle obtained by reducing the first metal ion; (D) drying the mixed material to remove moisture; (E) performing hot-melt spinning on the mixed material in a spinning machine to spin a yarn from an outlet of the spinning machine to form a primary wire, the plurality of TPU rubber particles, after being hot-melted, being further coated on an outer peripheral side of the primary wire spun from the outlet to form a first-phase wire; (F) forcibly cooling the first-phase wire to perform a first cooling on the wire to shape a surface of the first-phase wire; (G) stretching the cooled first-phase wire through a stretching apparatus for appropriate stretching; (H) cooling the first-phase wire to perform a second cooling on the wire to shape an inside of the first-phase wire to form a second-phase wire; and (I) collecting the second-phase wire to make the wire into a finished deodorant and antibacterial copper nanofiber yarn.

2. The manufacturing method as claimed in claim 1, wherein the first fiber yarn slurry is selected from a group consisting of a cotton fiber, a Dacron fiber, a viscose fiber, and a modal fiber.

3. The manufacturing method as claimed in claim 1, wherein the TPU rubber particles comprise TPU, polyethylene (PE), polypropylene (PP), polyethylene terephthalate (PET), polyamide (PA), polybutylene terephthalate (PBT), ethylene-vinyl acetate (EVA) or nylon, and copper modified polyacrylonitrile (PAN).

4. The manufacturing method as claimed in claim 1, wherein the plurality of inorganic particles are rare earth or mineral particle powders.

5. The manufacturing method as claimed in claim 1, wherein the first metal ion is a copper ion, and the second metal comprises magnesium metal, aluminum metal, manganese metal, titanium metal, zinc metal, iron metal, nickel metal, tin metal, copper metal, or silver metal.

6. The manufacturing method as claimed in claim 1, wherein a standard reduction potential of the first metal ion is greater than a standard reduction potential of an ionic state of the second metal, and a standard reduction potential difference of the first metal ion is greater than a standard reduction potential difference of the ionic state of the second metal by 0.4 V to 4 V.

7. The manufacturing method as claimed in claim 1, wherein a temperature for drying in step D is controlled in a range of 100° C. to 150° C.

8. The manufacturing method as claimed in claim 1, wherein the first cooling in step F makes the first-phase wire continuously pass through a cooling tank, and the second cooling in step H is air cooling.

9. The manufacturing method as claimed in claim 1, wherein the stretching apparatus of step G comprises a plurality of roller sets arranged in sequence to stretch the first-phase wire.

10. A deodorant and antibacterial copper nanofiber yarn, manufactured by using a manufacturing method, comprising the steps of: (A) providing a raw material, comprising a polyblend slurry, a nano-metal solution, a plurality of inorganic particles, and a plurality of thermoplastic polyurethane (TPU) rubber particles, the polyblend slurry comprising a first fiber yarn slurry and a second fiber yarn slurry, the nano-metal solution containing a first metal ion; (B) stirring the raw material into a mixed material, and making the nano-metal solution contact the polyblend slurry to form a first metal ion fiber containing the first metal ion; (C) making second metal contact the first metal ion fiber to cause the first metal ion to undergo a reduction reaction to obtain a copper nanofiber yarn, the copper nanofiber yarn containing a first metal nanoparticle obtained by reducing the first metal ion; (D) drying the mixed material to remove moisture; (E) performing hot-melt spinning on the mixed material in a spinning machine to spin a yarn from an outlet of the spinning machine to form a primary wire, the plurality of TPU rubber particles, after being hot-melted, being further coated on an outer peripheral side of the primary wire spun from the outlet to form a first-phase wire; (F) forcibly cooling the first-phase wire to perform a first cooling on the wire to shape a surface of the first-phase wire; (G) stretching the cooled first-phase wire through a stretching apparatus for appropriate stretching; (H) cooling the first-phase wire to perform a second cooling on the wire to shape an inside of the first-phase wire to form a second-phase wire; and (I) collecting the second-phase wire to make the wire into a finished deodorant and antibacterial copper nanofiber yarn, wherein the deodorant and antibacterial copper nanofiber yarn contain a first metal nanoparticle.

11. The deodorant and antibacterial copper nanofiber yarn as claimed in claim 10, wherein an average particle size of the first metal nanoparticle is in a range of 1 nm to 100 nm.

12. The deodorant and antibacterial copper nanofiber yarn as claimed in claim 10, wherein a content of the first metal nanoparticle in the copper nanofiber yarn is in a range of 10 μg to 100 mg per square centimeter of a fiber surface.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

[0022] FIG. 1 is a flowchart of steps of a manufacturing method of a deodorant and antibacterial copper nanofiber yarn according to an embodiment of the present invention;

[0023] FIG. 2 is an equipment system diagram corresponding to a manufacturing method of a deodorant and antibacterial copper nanofiber yarn according to an embodiment of the present invention; and

[0024] FIG. 3 is a three-dimensional schematic sectional view of a deodorant and antibacterial copper nanofiber yarn according to an embodiment of the present invention.

DETAILED DESCRIPTION

[0025] Embodiments of the present invention are described in detail below with reference to the accompanying drawings, the accompanying drawings are mainly simplified schematic diagrams, and only exemplify the basic structure of the present invention schematically. Therefore, only the components related to the present invention are shown in the drawings, and are not drawn according to the quantity, shape, and size of the components during actual implementation. During actual implementation, the type, quantity, and proportion of the components may be changed, and the layout of the components may be more complicated.

[0026] The following description of various embodiments is provided to exemplify the specific embodiments of the present invention with reference to accompanying drawings. The directional terms mentioned in the present invention, for example, “upper”, “lower”, “before”, “after”, “left”, “right”, “inside”, “outside”, and “side”, are only references to the directions in the drawings. Therefore, the used terms about directions are used to describe and understand the present invention, and are not intended to limit the present invention. In addition, in the specification, unless explicitly described as contrary, the word “include” is understood as referring to including the element, but does not exclude any other elements.

[0027] Refer to FIG. 1 and FIG. 2. Steps of the manufacturing method of a deodorant and antibacterial copper nanofiber yarn in this embodiment includes at least S11 to S19. Step S11: Provide a raw material 1, including a polyblend slurry 11, a nano-metal solution 12, a plurality of inorganic particles 13 (for example, rare earth or mineral particle powders), and a plurality of TPU rubber particles 14, the polyblend slurry 11 including a first fiber yarn slurry 111 and a second fiber yarn slurry 112, the nano-metal solution 12 containing a first metal ion 121.

[0028] Step S12: Stir the raw material 1 in a mixing tank A into a mixed material 2, and making the nano-metal solution 12 contact the polyblend slurry 11 to form a first metal ion fiber 21 containing the first metal ion. The first metal ion 21 may be a copper ion.

[0029] Step S13: Make second metal 3 contact the first metal ion fiber 21 to cause the first metal ion to undergo a reduction reaction, i.e., to cause the first metal ion fiber 21 to obtain an electron, to obtain a copper nanofiber yarn, the copper nanofiber yarn containing a first metal nanoparticle obtained by reducing the first metal ion. The second metal may include magnesium metal, aluminum metal, manganese metal, titanium metal, zinc metal, iron metal, nickel metal, tin metal, copper metal, or silver metal.

[0030] Step S14: Dry the mixed material 2 to remove moisture. The foregoing drying operation may be performed in an oven B, and a temperature of the oven B may be controlled in a range of 100° C. to 150° C. However, the temperature control of the oven is not limited to this.

[0031] Step S15: Deliver the mixed material 2 into a spinning machine C, perform hot-melt spinning on the mixed material 2 by using the spinning machine C to spin a yarn 4 from an outlet of the spinning machine C to form a primary wire, the plurality of TPU rubber particles 14, after being hot-melted by the spinning machine C, being further coated on an outer peripheral side of the primary wire (as shown in FIG. 3) at the outlet of the spinning machine C to form a first-phase wire 5.

[0032] Step S16: Deliver the first-phase wire 5 into a cooling tank D to perform forced cooling, which is a first cooling, and a surface of the first-phase wire 5 can be shaped.

[0033] Step S17: Deliver the first-phase wire 5 after the first cooling into a stretching apparatus E to stretch the cooled first-phase wire 5 to adjust a wire gauge to an appropriate size. The stretching apparatus E includes a plurality of roller sets arranged in sequence, and makes the first-phase wire 5 wound around the roller sets, so that the wire can be stretched to control the wire gauge.

[0034] Step S18: Cool, for example, air-cool, the first-phase wire 5 to perform a second cooling, where this cooling can shape an inside of the first-phase wire 5 to form a second-phase wire 6.

[0035] Step S19: Collect the second-phase wire 6, for example, wind the second-phase wire 6 into a roll by using a winding method, to make the wire into a finished deodorant and antibacterial copper nanofiber yarn.

[0036] The first fiber yarn slurry 111 may be any group consisting of a cotton fiber, a Dacron fiber, a viscose fiber, and a modal fiber, such as a single fiber or a combination of any of the foregoing fibers.

[0037] In addition, the TPU rubber particles 14 may include TPU, PE, PP, PET, PA, PBT, EVA or nylon, and copper modified PAN.

[0038] In the foregoing procedure, a standard reduction potential of the first metal ion is greater than a standard reduction potential of an ionic state of the second metal 3, and a standard reduction potential difference of the first metal ion is greater than a standard reduction potential difference of the ionic state of the second metal 3 by 0.4 V to 4 V.

[0039] Refer to FIG. 3. The deodorant and antibacterial copper nanofiber yarn of this embodiment is the second-phase wire 6 manufactured by using the manufacturing method in the foregoing embodiments. An average particle size of a first metal nanoparticle is in a range of 1 nm to 100 nm. In addition, in the second-phase wire 6, a content of the first metal nanoparticle in the copper nanofiber yarn is in a range of 10 μg to 100 mg per square centimeter of a fiber surface.

[0040] Based on the above, in the present invention, a nano-level metal fiber can be manufactured at room temperature by using a simple method without the application of expensive environmental control equipment, and then made into a copper nanofiber yarn product. Therefore, the present invention achieves low costs, reduced energy consumption, and lower thermal pollution.

[0041] The above embodiments merely exemplify the principles, features, and effects of the present invention, but are not intended to limit the implementation scope of the present invention. A person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Any equivalent change or modification made using the contents disclosed by the present invention shall fall within the scope of the claims below.