CN113445312A - Preparation method of whitening antibacterial finishing fabric and whitening antibacterial finishing fabric - Google Patents
Preparation method of whitening antibacterial finishing fabric and whitening antibacterial finishing fabric Download PDFInfo
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- CN113445312A CN113445312A CN202110791612.7A CN202110791612A CN113445312A CN 113445312 A CN113445312 A CN 113445312A CN 202110791612 A CN202110791612 A CN 202110791612A CN 113445312 A CN113445312 A CN 113445312A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- 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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/44—Oxides or hydroxides of elements of Groups 2 or 12 of the Periodic System; Zincates; Cadmates
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/46—Oxides or hydroxides of elements of Groups 4 or 14 of the Periodic System; Titanates; Zirconates; Stannates; Plumbates
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/10—Animal fibres
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- 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
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention discloses a preparation method of a whitening antibacterial finishing fabric and the whitening antibacterial finishing fabric, and the preparation method of the whitening antibacterial finishing fabric comprises the steps of stirring and uniformly mixing a natural fruit extracting solution, an antibacterial agent, a polycarboxylic acid finishing agent, a softening agent and water, and adjusting the pH value of a finishing liquid to 5-8 to obtain a finishing liquid; and soaking the real silk fabric into the finishing liquid, heating and soaking, and drying to obtain the whitening and antibacterial finishing fabric. The plant extract and the inorganic antibacterial agent are proportioned without adding other adhesives, adsorbents and the like, the steps are simple and economical, natural and non-irritant, and the antibacterial agent is safer and healthier, has no side effect and has the antibacterial property as high as 98.88%.
Description
Technical Field
The invention belongs to the technical field of textile fabrics, and particularly relates to a preparation method of a whitening antibacterial finishing fabric and the whitening antibacterial finishing fabric.
Background
With the rapid development of social economy, the quality of life of people is continuously improved and the health concept is changed, and more people begin to advocate natural and healthy life styles. With the increasing pursuit of people for comfort, safety and health, higher requirements are put on antibacterial textiles, and an ideal antibacterial finishing agent is developed in the direction of not only having broad-spectrum antibacterial effectiveness on bacteria, fungi and viruses, but also being nontoxic and harmless to consumers, not influencing the quality and appearance of textiles, being green and environment-friendly in the processing process and the like. Therefore, there is a need to develop new multifunctional textile materials and preparation techniques to meet the increasing demand of people for good life.
The lemon is rich in functional components, comprises flavonoid, citric acid, flavonoid, vitamin A, volatile oil, dietary fiber, pectin, limonin, vitamin C, mineral substances and the like, and the vitamin is a rich nutrient component in the lemon, particularly the vitamin C. It has now been found that various causes lead to differences in skin colour, where the content and distribution of melanin are decisive factors. The lemon extract is rich in vitamin C, has tyrosinase activity inhibiting effect, and can inhibit melanin synthesis to achieve whitening effect. The lemon has various biological activities of whitening, antibiosis, oxidation resistance and the like. Therefore, the lemon is fully utilized, on one hand, the value of the lemon is developed and utilized, and on the other hand, certain benefits are brought to production and life due to the convenience.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made keeping in mind the above and/or other problems occurring in the prior art.
In order to solve the technical problems, the invention provides the following technical scheme: a preparation method of a whitening antibacterial finishing fabric comprises the following steps,
stirring and mixing the natural fruit extracting solution, the antibacterial agent, the polycarboxylic acid finishing agent, the softening agent and water uniformly, and adjusting the pH value of the finishing liquid to 5-8 to obtain the finishing liquid;
and soaking the real silk fabric into the finishing liquid, heating and soaking, and drying to obtain the whitening and antibacterial finishing fabric.
As a preferred scheme of the preparation method of the whitening antibacterial finishing fabric, the preparation method comprises the following steps: the finishing liquid comprises, by mass, 1-10 parts of a natural fruit extracting solution, 0.5-2 parts of an antibacterial agent, 6-8 parts of a polycarboxylic acid finishing agent, 1-4 parts of a softening agent and 73-88 parts of water.
As a preferred scheme of the preparation method of the whitening antibacterial finishing fabric, the preparation method comprises the following steps: the natural fruit extracting solution is a lemon peel extracting solution.
As a preferred scheme of the preparation method of the whitening antibacterial finishing fabric, the preparation method comprises the following steps: the preparation method of the lemon peel extracting solution comprises the steps of washing fresh lemons with water to remove surface silt, draining and taking the lemon peel part; crushing lemon peel; soaking for a period of time, distilling, and filtering to obtain lemon peel extractive solution.
As a preferred scheme of the preparation method of the whitening antibacterial finishing fabric, the preparation method comprises the following steps: the antibacterial agent comprises one of a nano titanium dioxide antibacterial agent, a nano zinc oxide antibacterial agent and a nano copper oxide antibacterial agent.
As a preferred scheme of the preparation method of the whitening antibacterial finishing fabric, the preparation method comprises the following steps: the polycarboxylic acid finishing agent comprises one of citric acid, itaconic acid, polymaleic acid and malic acid.
As a preferred scheme of the preparation method of the whitening antibacterial finishing fabric, the preparation method comprises the following steps: the softening agent comprises one of vegetable oil softening agent, organic silicon softening agent and quaternary ammonium salt softening agent.
As a preferred scheme of the preparation method of the whitening antibacterial finishing fabric, the preparation method comprises the following steps: and heating for soaking, wherein the soaking temperature is 40-60 ℃, and the soaking time is 1-3 h.
As a preferred scheme of the preparation method of the whitening antibacterial finishing fabric, the preparation method comprises the following steps: and drying at the drying temperature of 90-110 ℃ for 10-15 min.
The invention also aims to provide the whitening antibacterial finishing fabric obtained by the preparation method of the whitening antibacterial finishing fabric, and the prepared finishing fabric has excellent antibacterial activity and certain whitening effect.
Compared with the prior art, the invention has the following beneficial effects:
the antibacterial agent adopted by the invention is the lemon peel extract and the nano titanium dioxide, has higher safety, can be degraded naturally, and accords with the consumption psychology of environmental protection and natural return. Wherein, the monoterpene substances in the lemon extract have certain inhibiting effect on fungi, bacteria and the like. It has now been found that various causes lead to differences in skin colour, where the content and distribution of melanin are decisive factors. The lemon extract is rich in vitamin C, has tyrosinase activity inhibiting effect, and can inhibit melanin synthesis to achieve whitening effect.
The whitening antibacterial finishing fabric is woven by wrapping whitening antibacterial agents on the surface of fibers, and the fabric has good whitening antibacterial performance in all directions. Other adhesives, adsorbents and the like are not needed to be added in the preparation process of the whitening antibacterial finishing fabric, and the whitening antibacterial finishing fabric is natural and has no stimulation.
The invention adopts the plant extract and the inorganic antibacterial agent to carry out proportioning, has simple and economic steps, is safer and healthier, is simple and convenient to use and has no side effect. The antibacterial property of the finished fabric prepared by the invention is up to 98.88 percent through antibacterial experiment tests.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, specific embodiments thereof are described in detail below with reference to examples of the specification.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
(1) Preparing a natural fruit extracting solution: washing fresh fruits (fructus Citri Tangerinae, fructus Citri Grandis, fructus Citri Limoniae, fructus Citri Junoris, fructus Ananadis Comosi, fructus Mangifera Indicae, and fructus Musae) with water to remove surface silt, draining, and collecting pericarp; crushing fruit peel; soaking the crushed fruit peel in a material-liquid ratio of 1:5 for 3h, then distilling for 2h, and filtering to obtain a natural fruit extracting solution;
(2) preparing finishing liquid: according to the mass parts, 9 parts of natural fruit extracting solution, 1 part of nano titanium dioxide antibacterial agent, 5 parts of polycarboxylic acid finishing agent, 5 parts of vegetable oil softening agent and 80 parts of water are taken; after all the components are stirred and mixed uniformly, the pH value of the finishing liquid is adjusted to 7 to prepare the finishing liquid.
(3) Preparing a whitening antibacterial finishing fabric: and (3) soaking the real silk fabric into the prepared finishing liquid, heating to 50 ℃, soaking for 2h, and drying at 90 ℃ for 15min to obtain the whitening antibacterial finishing fabric.
Antibacterial testing
And (3) carrying out qualitative test on the antibacterial performance of the fabric according to GB/T20944.2-2007 evaluation of antibacterial performance of textiles, namely a plate agar diffusion method in part 1. And quantitatively testing the antibacterial performance of the fabric according to GB/T20944.2-2007 evaluation part 3 oscillation method of antibacterial performance of textiles. The test results are shown in table 1.
TABLE 1
As can be seen from Table 1, the extracts of radish peel, mango peel and banana peel have poor antibacterial performance against Staphylococcus aureus and Escherichia coli; the orange peel extracting solution, the lemon peel extracting solution and the orange peel extracting solution have strong antibacterial performance on staphylococcus aureus, and the antibacterial performance is not greatly different; for Escherichia coli, the antibacterial performance of the lemon peel extract is slightly better than that of the orange peel extract and the orange peel extract.
Whitening Activity test
The inhibition rate of arbutin on tyrosinase is used as a positive control of the whitening test of the finishing fabric stripping liquid, and the experimental steps are as follows:
sequentially adding a substrate, arbutin, a buffer solution and tyrosinase into a 96-well plate; placing the 96-well plate in an enzyme labeling instrument in an environment at 37 ℃, oscillating for 20s, reacting for 30min, detecting the wavelength at 475nm, and recording the light absorption value A at the moment. And calculating the inhibition rate of arbutin on tyrosinase activity.
The finished fabric in the examples was peeled to obtain a stripping solution, which was tested according to the study method of in vitro tyrosinase activity inhibition. And calculating the inhibition rate of the fabric stripping liquid to be detected on the tyrosinase activity. The test results are shown in table 2.
TABLE 2
As can be seen from table 2, the finishing fabric stripping liquid added with the lemon peel extracting solution has the strongest whitening activity, which is obviously higher than other natural fruit extracting solutions, and therefore, the lemon peel extracting solution is selected for subsequent research.
Example 2
(1) Preparing a natural fruit extracting solution: washing fresh lemons with water to remove surface silt, draining, and taking the lemon peel part for later use; crushing lemon peel; soaking the crushed lemon peel in a material-liquid ratio of 1:5 for 3 hours, distilling for 2 hours, and filtering to obtain a lemon peel extracting solution;
(2) preparing finishing liquid: according to the mass parts, 9 parts of lemon peel extract, 1 part of antibacterial agent (nano titanium dioxide, nano zinc oxide antibacterial agent and nano copper oxide antibacterial agent), 5 parts of polycarboxylic acid finishing agent, 5 parts of vegetable oil softening agent and 80 parts of water are taken; after all the components are stirred and mixed uniformly, the pH value of the finishing liquid is adjusted to 7 to prepare the finishing liquid.
(3) Preparing a whitening antibacterial finishing fabric: and (3) soaking the real silk fabric into the prepared finishing liquid, heating to 50 ℃, soaking for 2h, and drying at 90 ℃ for 15min to obtain the whitening antibacterial finishing fabric.
Antibacterial testing
And (3) carrying out qualitative test on the antibacterial performance of the fabric according to GB/T20944.2-2007 evaluation of antibacterial performance of textiles, namely a plate agar diffusion method in part 1. And quantitatively testing the antibacterial performance of the fabric according to GB/T20944.2-2007 evaluation part 3 oscillation method of antibacterial performance of textiles. The test results are shown in table 3.
TABLE 3
As can be seen from table 3, the antibacterial performance of the finishing liquid added with the nano titanium dioxide antibacterial agent is better than that of the finishing liquid added with the nano zinc oxide antibacterial agent and the nano copper oxide antibacterial agent under the condition of adding the same natural fruit extract, so the nano titanium dioxide antibacterial agent is selected for the subsequent study.
Example 3
(1) Preparing a lemon peel extracting solution: washing fresh lemons with water to remove surface silt, draining, and taking the lemon peel part for later use; crushing lemon peel; soaking the crushed lemon peel in a material-liquid ratio of 1:5 for 3h, then distilling for 2h, and filtering to obtain a lemon peel extracting solution;
(2) preparing finishing liquid: according to the mass parts, 8 parts of lemon peel extracting solution, 1 part of nano titanium dioxide antibacterial agent, 6 parts of polycarboxylic acid finishing agent, 5 parts of vegetable oil softening agent and 80 parts of water are taken; after all the components are stirred and mixed uniformly, the pH value of the finishing liquid is adjusted to 7, and the finishing liquid is prepared.
(3) Preparing a whitening antibacterial finishing fabric: soaking the real silk fabric into the prepared finishing liquid, heating to 50 ℃, soaking for 2h, and drying at 90 ℃ for 15min to obtain the whitening antibacterial finishing fabric;
example 4
(1) The lemon peel extract was prepared in the same manner as in example 3.
(2) Preparing finishing liquid: according to the mass parts, 5 parts of lemon peel extracting solution, 2 parts of nano titanium dioxide antibacterial agent, 6 parts of polycarboxylic acid finishing agent, 7 parts of vegetable oil softening agent and 80 parts of water are taken; after all the components are stirred and mixed uniformly, adjusting the pH value of the finishing liquid to 7 to prepare the finishing liquid;
(3) preparing a whitening antibacterial finishing fabric: and (3) soaking the real silk fabric into the prepared finishing liquid, heating to 60 ℃, soaking for 1h, and drying at 110 ℃ for 10min to obtain the whitening antibacterial finishing fabric.
Example 5
(1) The lemon peel extract was prepared in the same manner as in example 3.
(2) Preparing finishing liquid: according to the mass parts, 11 parts of lemon peel extracting solution, 0.5 part of nano titanium dioxide antibacterial agent, 10 parts of polycarboxylic acid finishing agent, 3.5 parts of vegetable oil softening agent and 75 parts of water are taken; after all the components are stirred and mixed uniformly, adjusting the pH value of the finishing liquid to 7 to prepare the finishing liquid;
(3) preparing a whitening antibacterial finishing fabric: and (3) soaking the real silk fabric into the prepared finishing liquid, heating to 40 ℃, soaking for 3h, and drying at 100 ℃ for 12min to obtain the whitening antibacterial finishing fabric.
Comparative example 1
(1) The lemon peel extract was prepared in the same manner as in example 3.
(2) Preparing finishing liquid: according to the mass parts, 9 parts of lemon peel extracting solution, 6 parts of polycarboxylic acid finishing agent, 5 parts of vegetable oil softening agent and 80 parts of water are taken; after all the components are stirred and mixed uniformly, adjusting the pH value of the finishing liquid to 7 to prepare the finishing liquid;
(3) preparing a whitening antibacterial finishing fabric: soaking the real silk fabric into the prepared finishing liquid, heating to 50 ℃, soaking for 2h, and drying at 90 ℃ for 15min to obtain the whitening antibacterial finishing fabric.
Comparative example 2
(1) Preparing finishing liquid: according to the mass parts, 9 parts of a nano titanium dioxide antibacterial agent, 6 parts of a polycarboxylic acid finishing agent, 5 parts of a vegetable oil softening agent and 80 parts of water are taken; after all the components are stirred and mixed uniformly, adjusting the pH value of the finishing liquid to 7 to prepare the finishing liquid;
(2) preparing an antibacterial fabric: and (3) soaking the real silk fabric into the prepared finishing liquid, heating to 50 ℃, soaking for 2h, and drying at 90 ℃ for 15min to obtain the antibacterial fabric.
Comparative example 3
A piece of unfinished real silk fabric identical to the example.
Antibacterial testing
And (3) carrying out qualitative test on the antibacterial performance of the fabric according to GB/T20944.2-2007 evaluation of antibacterial performance of textiles, namely a plate agar diffusion method in part 1. And quantitatively testing the antibacterial performance of the fabrics in examples 3-5 and comparative examples 1-3 according to GB/T20944.2-2007 evaluation part 3 oscillation method of antibacterial performance of textiles. The test results are shown in tables 4 to 6.
TABLE 4 quantitative antibacterial property test results of fabrics
Table 5 experimental results of bacteriostatic rate of fabric
Table 6 experimental results of antibacterial rate after washing fabric
Tests show that the prepared fabric has bacteriostatic activity on staphylococcus aureus and escherichia coli, and the bacteriostatic activity is shown in table 4. The bacteriostatic rates of the fabric on the two bacteria are shown in table 5. The antibacterial effect of the fabric finished by the finishing liquid of the compound lemon peel extracting solution and the inorganic antibacterial agent is far better than that of an original natural fiber fabric which is not finished, and is far better than that of any one of the two fabrics which are independently finished. The inhibition zones of the embodiment 3, the embodiment 4 and the embodiment 5 are all larger than the sum of the inhibition zones of the comparison example 1 and the comparison example 2, and the synergistic effect of the lemon peel extract and the nano titanium dioxide antibacterial agent can be obtained. The bacteriostatic rate of the washed fabric is shown in table 6. The antibacterial effect is still achieved after the washing for 20 times.
Whitening Activity test
The inhibition rate of arbutin on tyrosinase is used as a positive control of the whitening test of the finishing fabric stripping liquid, and the experimental steps are as follows:
sequentially adding a substrate, arbutin, a buffer solution and tyrosinase into a 96-well plate; placing the 96-well plate in an enzyme labeling instrument in an environment at 37 ℃, oscillating for 20s, reacting for 30min, detecting the wavelength at 475nm, and recording the light absorption value A at the moment. And calculating the inhibition rate of arbutin on tyrosinase activity.
The finished fabric in the examples was peeled to obtain a stripping solution, which was tested according to the study method of in vitro tyrosinase activity inhibition. Experimental design blank control group, positive control group (uvaxi) and sample group to be tested. And calculating the inhibition rate of the fabric stripping liquid to be detected on the tyrosinase activity. The test results are shown in table 7.
TABLE 7 Experimental results of inhibition of tyrosinase activity by fabric stripping liquid
Tests show that the prepared fabric stripping liquid has stronger capability of inhibiting the activity of tyrosinase, and the inhibition rate of the prepared fabric stripping liquid on the activity of the tyrosinase is shown in table 7. The inhibition rate of the finishing fabric stripping liquid to tyrosinase is over 60 percent, the finishing fabric stripping liquid has a strong tyrosinase inhibition effect, and the stripping liquid is determined to have whitening activity, namely the corresponding finishing fabric has a certain whitening effect.
The antibacterial agent adopted by the invention is the lemon peel extract and the nano titanium dioxide, has higher safety, can be degraded naturally, and accords with the consumption psychology of environmental protection and natural return. Wherein, the monoterpene substances in the lemon extract have certain inhibiting effect on fungi, bacteria, etc. It has now been found that various causes lead to differences in skin colour, where the content and distribution of melanin are decisive factors. The lemon extract is rich in vitamin C, has tyrosinase activity inhibiting effect, and can inhibit melanin synthesis to achieve whitening effect.
The whitening antibacterial finishing fabric is woven by wrapping whitening antibacterial agents on the surface of fibers, and the fabric has good whitening antibacterial performance in all directions. Other adhesives, adsorbents and the like are not needed to be added in the preparation process of the whitening antibacterial finishing fabric, and the whitening antibacterial finishing fabric is natural and has no stimulation.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. A preparation method of a whitening antibacterial finishing fabric is characterized by comprising the following steps: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
stirring and mixing the natural fruit extracting solution, the antibacterial agent, the polycarboxylic acid finishing agent, the softening agent and water uniformly, and adjusting the pH value of the finishing liquid to 5-8 to obtain the finishing liquid;
and soaking the real silk fabric into the finishing liquid, heating and soaking, and drying to obtain the whitening and antibacterial finishing fabric.
2. The preparation method of the whitening antibacterial finishing fabric as claimed in claim 1, characterized by comprising the following steps: the finishing liquid comprises, by mass, 1-10 parts of a natural fruit extracting solution, 0.5-2 parts of an antibacterial agent, 6-8 parts of a polycarboxylic acid finishing agent, 1-4 parts of a softening agent and 73-88 parts of water.
3. The preparation method of the whitening antibacterial finishing fabric as claimed in claim 1 or 2, characterized by comprising the following steps: the natural fruit extracting solution is a lemon peel extracting solution.
4. The preparation method of the whitening antibacterial finishing fabric as claimed in claim 3, characterized by comprising the following steps: the preparation method of the lemon peel extracting solution comprises the steps of washing fresh lemons with water to remove surface silt, draining and taking a lemon peel part; crushing lemon peel; soaking for a period of time, distilling, and filtering to obtain lemon peel extractive solution.
5. The preparation method of the whitening and antibacterial finishing fabric as claimed in any one of claims 1, 2 and 4, characterized by comprising the following steps: the antibacterial agent comprises one of a nano titanium dioxide antibacterial agent, a nano zinc oxide antibacterial agent and a nano copper oxide antibacterial agent.
6. The preparation method of the whitening antibacterial finishing fabric as claimed in claim 5, characterized by comprising the following steps: the polycarboxylic acid finishing agent comprises one of citric acid, itaconic acid, polymaleic acid and malic acid.
7. The preparation method of the whitening and antibacterial finishing fabric as claimed in any one of claims 1, 2, 4 and 6, characterized by comprising the following steps: the softening agent comprises one of vegetable oil softening agent, organic silicon softening agent and quaternary ammonium salt softening agent.
8. The preparation method of the whitening antibacterial finishing fabric as claimed in claim 7, characterized by comprising the following steps: and heating and soaking for 1-3 h at the soaking temperature of 40-60 ℃.
9. The preparation method of the whitening and antibacterial finishing fabric as claimed in any one of claims 1, 2, 4, 6 and 8, is characterized in that: and drying at the temperature of 90-110 ℃ for 10-15 min.
10. The whitening and antibacterial finishing fabric obtained by the preparation method of the whitening and antibacterial finishing fabric according to any one of claims 1 to 9.
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| CN112760980A (en) * | 2020-12-25 | 2021-05-07 | 陕西元丰纺织技术研究有限公司 | Finishing process of skin-friendly antibacterial fabric |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107237122A (en) * | 2017-06-28 | 2017-10-10 | 太仓红桥服饰有限公司 | The durable antibiotic noniron finish liquid and finishing technique of a kind of cotton fabric |
| CN112878042A (en) * | 2021-02-07 | 2021-06-01 | 爱慕股份有限公司 | Plant source extract antibacterial finishing fabric and preparation method thereof |
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