CN112663158A - Waterproof antibacterial cooling functional fiber and preparation method thereof - Google Patents
Waterproof antibacterial cooling functional fiber and preparation method thereof Download PDFInfo
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- CN112663158A CN112663158A CN202011441410.1A CN202011441410A CN112663158A CN 112663158 A CN112663158 A CN 112663158A CN 202011441410 A CN202011441410 A CN 202011441410A CN 112663158 A CN112663158 A CN 112663158A
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Abstract
The invention discloses a waterproof antibacterial cooling functional fiber and a preparation method thereof, wherein the waterproof antibacterial cooling functional fiber is prepared by laminating a waterproof layer and a functional layer in a composite mode, the waterproof layer is a polyurethane film, the functional layer is prepared by blending, melting and spinning a polymer carrier, functional components, an auxiliary agent and borneol, and the mass ratio of the components of the functional layer is 300-500: 10-30: 5-15: 1 to 3. The preparation method of the waterproof antibacterial cooling functional fiber is simple and easy to implement, and the production cost is low; in the functional fiber, the functional components are selected from plant extract microcapsules and nano-silver microcapsules, and both have antibacterial effect; in addition, the waterproof polyurethane film layer is arranged, so that the effects of dust prevention, water prevention and pollution prevention can be achieved, the penetration of bacteria can be effectively prevented, and the antibacterial capability of the antibacterial polyurethane film layer is further enhanced; in addition, the functional layer is added with borneol, so that the functional fiber has cool and cool skin feeling and high use comfort.
Description
Technical Field
The invention belongs to the technical field of functional fibers, and particularly relates to a waterproof antibacterial cooling functional fiber and a preparation method thereof.
Background
The functional fiber is a fiber which is added with certain special functions besides the existing performance of the fiber, such as conductive fiber, optical fiber, ion exchange fiber, ceramic particle fiber, temperature-adjusting and heat-preserving fiber, bioactive fiber, biodegradable fiber, elastic fiber, high-emissivity far infrared fiber, and can generate negative ion fiber, antibacterial fiber, flame retardant fiber, fragrant fiber, color-changing fiber, radiation-proof fiber and the like.
However, the existing antibacterial fiber has a single function and only has an antibacterial function, and the antibacterial active ingredients blended in the antibacterial fiber are easy to inactivate or run off after contacting water or other liquids; and most of the antibacterial fibers have poor skin feel, so that the application range of the antibacterial fibers is small.
Therefore, the above problems need to be solved.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects, the invention aims to provide the waterproof antibacterial cooling functional fiber and the preparation method thereof, and the preparation method is simple and easy to implement and low in production cost; the prepared functional fiber has good antibacterial effect, good dustproof and waterproof properties, cool skin feel and high use comfort.
The technical scheme is as follows: in order to achieve the purpose, the invention provides a waterproof antibacterial cooling functional fiber which is prepared by laminating a waterproof layer and a functional layer in a composite mode, wherein the waterproof layer is a polyurethane film, the functional layer is prepared by blending and melt spinning a polymer carrier, functional components, an auxiliary agent and borneol, and the mass ratio of the components of the functional layer is 300-500: 10-30: 5-15: 1-3.
Further, in the waterproof antibacterial cooling functional fiber, the polymer carrier is selected from one of polylactic acid, polylactic acid-glycolic acid copolymer and chitosan.
Further, the functional component of the waterproof antibacterial cooling functional fiber is selected from one of plant extract microcapsules and nano-silver microcapsules.
Furthermore, the core material of the plant extract microcapsule is composed of two or more of aloe particles, green tea particles, andrographis paniculata particles, astragalus particles, isatis root particles and gastrodia particles, and the particle size range of the core material is 10-30 μm.
Further, the preparation method of the plant extract microcapsule comprises the following steps: taking 10-20 parts by mass of sodium alginate solution, adding 5-15 parts by mass of core material into the sodium alginate solution, and uniformly mixing; and mixing the obtained mixed solution into a solution obtained by blending 8-12 parts of chitosan and 5-7 parts of calcium chloride, uniformly stirring and solidifying, filtering out supernatant, and drying filter residues to obtain the plant extract microcapsule.
Further, in the waterproof antibacterial cooling functional fiber, the core material of the nano-silver microcapsule is nano-silver ions, and the preparation method of the nano-silver microcapsule comprises the following steps: taking 10-20 parts by mass of sodium alginate solution, adding 5-15 parts by mass of core material into the sodium alginate solution, and uniformly mixing; and mixing the obtained mixed solution into a solution obtained by blending 8-12 parts of chitosan and 5-7 parts of calcium chloride, uniformly stirring and solidifying, filtering out supernatant, and drying filter residues to obtain the nano-silver microcapsule.
Furthermore, the auxiliary agent of the waterproof antibacterial cooling functional fiber is selected from one of sodium alginate and glycerol.
Further, the preparation method of the waterproof antibacterial cooling functional fiber comprises the following steps:
(1) mixing the polymer carrier, the functional component, the auxiliary agent and the borneol according to the weight part ratio, carrying out blending melt spinning in a screw extruder, and then carrying out stretching and shaping to obtain the functional layer.
(2) And (3) carrying out hot-pressing adhesion on the functional layer and the waterproof layer to obtain the waterproof antibacterial cooling functional fiber.
The technical scheme shows that the invention has the following beneficial effects:
1. the waterproof antibacterial cooling functional fiber has a good antibacterial effect. The functional antibacterial component in the functional fiber is selected from plant extract microcapsules and nano-silver microcapsules, wherein the plant extract microcapsules have synergistic interaction of aloe, green tea, common andrographis herb, astragalus, isatis root, gastrodia elata and other components, and play an antibacterial function together; the nano silver in the nano silver microcapsule has strong inhibiting and killing effects on dozens of pathogenic microorganisms such as escherichia coli, gonococcus, chlamydia trachomatis and the like, and can not generate drug resistance.
2. The waterproof antibacterial cooling functional fiber has a good waterproof effect. The functional fiber is provided with the waterproof layer which is a polyurethane film, is a non-toxic and harmless environment-friendly material, has no harm to human skin, has excellent waterproofness and air permeability, can prevent dust and pollution, can effectively prevent bacteria from penetrating, and further enhances the antibacterial capability of the functional fiber.
3. The waterproof antibacterial cooling functional fiber has a cool and refreshing comfortable skin feeling. According to the functional fiber, the borneol is added into the functional layer of the functional fiber, so that the functional fiber has cool and cool skin feeling, high use comfort and wide application range.
4. The preparation method of the waterproof antibacterial cooling functional fiber is simple and feasible, the raw materials are easy to obtain, and the production cost is low; the prepared waterproof antibacterial cooling functional fiber can be widely applied to the fields of textiles, medicines and the like.
Drawings
FIG. 1 is a schematic flow chart of a method for preparing the waterproof, antibacterial and cooling functional fiber according to the present invention;
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the following embodiments and specific experimental data, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
1. Preparation of plant extract microcapsule
In this embodiment, the core material of the plant extract microcapsule is composed of aloe particles, green tea particles, andrographis paniculata particles, astragalus particles, isatis root particles and gastrodia elata particles.
Taking 10 parts of sodium alginate solution by mass fraction, adding 5 parts of core material into the sodium alginate solution, and uniformly mixing; and mixing the obtained mixed solution with a solution obtained by blending 8 parts of chitosan and 5 parts of calcium chloride, uniformly stirring and solidifying, filtering out supernatant, and drying filter residues to obtain the plant extract microcapsule.
2. Preparation of waterproof antibacterial cooling functional fiber
As shown in fig. 1, the method comprises the following steps:
(1) mixing 300 parts of chitosan, 10 parts of plant extract microcapsules, 5 parts of glycerol and 1 part of borneol according to the weight part ratio, carrying out blending melt spinning in a screw extruder, and carrying out stretching and shaping to obtain the functional layer.
(2) And (3) carrying out hot-pressing adhesion on the functional layer and the waterproof layer to obtain the waterproof antibacterial cooling functional fiber.
Example two
1. Preparation of nano-silver microcapsule
The core material of the nano-silver microcapsule in the embodiment is nano-silver ions.
Taking 15 parts of sodium alginate solution by mass fraction, adding 10 parts of core material into the sodium alginate solution, and uniformly mixing; and mixing the obtained mixed solution with a solution obtained by blending 10 parts of chitosan and 6 parts of calcium chloride, uniformly stirring and solidifying, filtering out supernatant, and drying filter residues to obtain the nano-silver microcapsule.
2. Preparation of waterproof antibacterial cooling functional fiber
As shown in fig. 1, the method comprises the following steps:
(1) mixing 400 parts of polylactic acid, 20 parts of nano-silver microcapsules, 10 parts of sodium alginate and 2 parts of borneol according to the weight part ratio, carrying out blending melt spinning in a screw extruder, and carrying out stretching and shaping to obtain the functional layer.
(2) And (3) carrying out hot-pressing adhesion on the functional layer and the waterproof layer to obtain the waterproof antibacterial cooling functional fiber.
EXAMPLE III
1. Preparation of plant extract microcapsule
In this embodiment, the core material of the plant extract microcapsule is composed of aloe particles, green tea particles, and andrographis paniculata particles.
Taking 20 parts of sodium alginate solution by mass fraction, adding 15 parts of core material into the sodium alginate solution, and uniformly mixing; and mixing the obtained mixed solution with a solution obtained by blending 12 parts of chitosan and 7 parts of calcium chloride, uniformly stirring and solidifying, filtering out supernatant, and drying filter residues to obtain the plant extract microcapsule.
2. Preparation of waterproof antibacterial cooling functional fiber
As shown in fig. 1, the method comprises the following steps:
(1) mixing 500 parts of polylactic acid-glycolic acid copolymer, 30 parts of plant extract microcapsule, 15 parts of glycerol and 3 parts of borneol according to the weight part ratio, carrying out blending melt spinning in a screw extruder, and carrying out stretch forming to obtain the functional layer.
(2) And (3) carrying out hot-pressing adhesion on the functional layer and the waterproof layer to obtain the waterproof antibacterial cooling functional fiber.
Example four
1. Preparation of nano-silver microcapsule
The core material of the nano-silver microcapsule in the embodiment is nano-silver ions.
Taking 10 parts of sodium alginate solution by mass fraction, adding 10 parts of core material into the sodium alginate solution, and uniformly mixing; and mixing the obtained mixed solution with a solution obtained by blending 12 parts of chitosan and 6 parts of calcium chloride, uniformly stirring and solidifying, filtering out supernatant, and drying filter residues to obtain the nano-silver microcapsule.
2. Preparation of waterproof antibacterial cooling functional fiber
As shown in fig. 1, the method comprises the following steps:
(1) mixing 500 parts of polylactic acid, 20 parts of nano-silver microcapsules, 5 parts of sodium alginate and 3 parts of borneol according to the weight part ratio, carrying out blending melt spinning in a screw extruder, and carrying out stretching and shaping to obtain the functional layer.
(2) And (3) carrying out hot-pressing adhesion on the functional layer and the waterproof layer to obtain the waterproof antibacterial cooling functional fiber.
Comparative example 1
The functional fiber of the comparative example is different from the waterproof antibacterial cooling functional fiber described in the first embodiment only in that the microcapsule core material of the comparative example is a green tea core material.
The preparation method of the functional fiber in the comparative example is the same as that of the first example.
Comparative example No. two
The functional fiber of the comparative example is different from the waterproof antibacterial cooling functional fiber described in the first embodiment only in that the functional fiber does not contain borneol.
The preparation method of the functional fiber in the comparative example is the same as that of the first example.
Test example
Taking 1g of the waterproof antibacterial cooling functional fiber prepared in the first embodiment of the invention, randomly dividing the fiber into A, B parts with the same mass, wherein each part is 0.5g, and respectively testing the inhibition rates of the sample A and the sample B on escherichia coli and staphylococcus aureus by using a shaking method.
The waterproof antibacterial cooling functional fibers prepared in the second to fourth examples and the functional fibers of the first and second comparative examples were also subjected to antibacterial effect tests according to the above methods, respectively.
The test results are shown in table 1, and the waterproof antibacterial cooling functional fiber prepared by the embodiment of the invention has high inhibition rate on escherichia coli and staphylococcus aureus and good antibacterial effect.
TABLE 1 inhibition of E.coli and S.aureus by sample A and sample B
Skin feel evaluation
Taking 5g of the waterproof antibacterial cooling functional fiber prepared in the first embodiment of the invention, attaching one side of the functional layer to skin, evaluating skin feel and scoring, wherein the scoring standard is as follows: the evaluation is carried out in 1-10 minutes, the evaluation indexes are cooling feeling and comfortable feeling, and the stronger the cooling feeling and the comfortable feeling, the higher the score is.
The functional fibers with waterproof, antibacterial and cooling functions prepared in the second to fourth examples and the functional fibers in the first and second comparative examples were also subjected to skin feel evaluation according to the above methods, respectively.
The test results are shown in table 2, and the waterproof antibacterial cooling functional fiber prepared by the embodiment of the invention has cool skin feeling, good cooling effect and strong use comfort.
TABLE 2 skin feel evaluation results of examples and comparative examples
| Feeling of coolness | Comfort feeling | |
| Example one | 8 | 9 |
| Example two | 9 | 8 |
| EXAMPLE III | 8 | 7 |
| Example four | 8 | 8 |
| Comparative example 1 | 8 | 8 |
| Comparative example No. two | 2 | 5 |
The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.
Claims (8)
1. The waterproof antibacterial cooling functional fiber is characterized by being prepared by laminating a waterproof layer and a functional layer in a composite mode, wherein the waterproof layer is a polyurethane film, the functional layer is prepared by blending and melting spinning of a polymer carrier, functional components, an auxiliary agent and borneol, and the mass ratio of the components in the functional layer is 300-500: 10-30: 5-15: 1 to 3.
2. The waterproof antibacterial cooling functional fiber according to claim 1, wherein the polymer carrier is one selected from polylactic acid, polylactic acid-glycolic acid copolymer, and chitosan.
3. The waterproof antibacterial cooling functional fiber according to claim 1, wherein the functional ingredient is selected from one of plant extract microcapsules and nano-silver microcapsules.
4. The waterproof antibacterial cooling functional fiber according to claim 3, wherein the core material of the plant extract microcapsule is composed of two or more of aloe particles, green tea particles, andrographis paniculata particles, astragalus particles, isatis root particles and gastrodia elata particles, and the particle size range of the core material is 10-30 μm.
5. The waterproof antibacterial cooling functional fiber according to claim 4, wherein the preparation method of the plant extract microcapsule comprises the following steps: taking 10-20 parts by mass of sodium alginate solution, adding 5-15 parts by mass of core material into the sodium alginate solution, and uniformly mixing; and mixing the obtained mixed solution into a solution obtained by blending 8-12 parts of chitosan and 5-7 parts of calcium chloride, uniformly stirring and solidifying, filtering out supernatant, and drying filter residues to obtain the plant extract microcapsule.
6. The waterproof antibacterial cooling functional fiber according to claim 3, wherein the core material of the nano-silver microcapsule is nano-silver ions, and the preparation method of the nano-silver microcapsule comprises the following steps: taking 10-20 parts by mass of sodium alginate solution, adding 5-15 parts by mass of core material into the sodium alginate solution, and uniformly mixing; and mixing the obtained mixed solution into a solution obtained by blending 8-12 parts of chitosan and 5-7 parts of calcium chloride, uniformly stirring and solidifying, filtering out supernatant, and drying filter residues to obtain the nano-silver microcapsule.
7. The waterproof antibacterial cooling functional fiber according to claim 1, wherein the auxiliary agent is selected from one of sodium alginate and glycerol.
8. A preparation method of the waterproof antibacterial cooling functional fiber according to any one of claims 1 to 7, characterized by comprising the following steps:
(1) mixing a polymer carrier, a functional component, an auxiliary agent and borneol according to the weight part ratio, carrying out blending melt spinning in a screw extruder, and then carrying out stretching and shaping to obtain a functional layer;
(2) and (3) carrying out hot-pressing adhesion on the functional layer and the waterproof layer to obtain the waterproof antibacterial cooling functional fiber.
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| CN202011441410.1A CN112663158A (en) | 2020-12-08 | 2020-12-08 | Waterproof antibacterial cooling functional fiber and preparation method thereof |
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| CN109338501A (en) * | 2018-10-23 | 2019-02-15 | 安徽豹子头服饰有限公司 | A kind of easy dyeing cool fiber and preparation method thereof |
| CN109457475A (en) * | 2018-10-15 | 2019-03-12 | 吉林师范大学 | A kind of multifunction finishing agent |
| CN110731610A (en) * | 2019-10-21 | 2020-01-31 | 江苏三笑集团有限公司 | antibacterial toothbrush and preparation method thereof |
| CN111575876A (en) * | 2020-05-28 | 2020-08-25 | 安徽省天助纺织科技集团股份有限公司 | Towel with cooling and refreshing functions and preparation method thereof |
| CN111876897A (en) * | 2020-08-07 | 2020-11-03 | 李潮云 | Biomedical non-woven fabric based on nano fibers and preparation method thereof |
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2020
- 2020-12-08 CN CN202011441410.1A patent/CN112663158A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103614927A (en) * | 2013-10-25 | 2014-03-05 | 常州大学 | Antibacterial finishing method for textile containing cellulose |
| CN106835343A (en) * | 2017-01-10 | 2017-06-13 | 中科纺织研究院（青岛）有限公司 | A kind of plants antimicrobial cellulose fibre and preparation method thereof and the medical water proof nonwoven cloth prepared using the fiber |
| CN109457475A (en) * | 2018-10-15 | 2019-03-12 | 吉林师范大学 | A kind of multifunction finishing agent |
| CN109338501A (en) * | 2018-10-23 | 2019-02-15 | 安徽豹子头服饰有限公司 | A kind of easy dyeing cool fiber and preparation method thereof |
| CN110731610A (en) * | 2019-10-21 | 2020-01-31 | 江苏三笑集团有限公司 | antibacterial toothbrush and preparation method thereof |
| CN111575876A (en) * | 2020-05-28 | 2020-08-25 | 安徽省天助纺织科技集团股份有限公司 | Towel with cooling and refreshing functions and preparation method thereof |
| CN111876897A (en) * | 2020-08-07 | 2020-11-03 | 李潮云 | Biomedical non-woven fabric based on nano fibers and preparation method thereof |
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Application publication date: 20210416 |