CN111227427A - Shoe with antibacterial sole and preparation process thereof - Google Patents
Shoe with antibacterial sole and preparation process thereof Download PDFInfo
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- CN111227427A CN111227427A CN202010047792.3A CN202010047792A CN111227427A CN 111227427 A CN111227427 A CN 111227427A CN 202010047792 A CN202010047792 A CN 202010047792A CN 111227427 A CN111227427 A CN 111227427A
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- titanium dioxide
- sole
- nano titanium
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B5/00—Footwear for sporting purposes
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- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B13/00—Soles; Sole-and-heel integral units
- A43B13/02—Soles; Sole-and-heel integral units characterised by the material
- A43B13/026—Composites, e.g. carbon fibre or aramid fibre; the sole, one or more sole layers or sole part being made of a composite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D35/00—Producing footwear
- B29D35/12—Producing parts thereof, e.g. soles, heels, uppers, by a moulding technique
- B29D35/122—Soles
Abstract
The invention relates to the technical field of shoes, and discloses a shoe with an antibacterial sole, which comprises a sole and a vamp, wherein the sole comprises the following components in parts by weight: 60-80 parts of EVA; 5-10 parts of polycarbonate; 4-6 parts of nano titanium dioxide; 0.2-1 part of ferric nitrate; 6-8 parts of absolute ethyl alcohol; 0.3-0.5 parts of acetylacetone; 3-4 parts of isothiazolinone. The invention has the following advantages and effects: the mechanical property of the EVA can be improved by blending the EVA and the polycarbonate; the nano titanium dioxide can cause cell to generate similar decomposition and protein variation under illumination, thereby achieving the effects of sterilization and bacteriostasis; iron ions are introduced from ferric nitrate to change the energy level structure of the titanium dioxide, so that the photocatalytic activity of the nano titanium dioxide is improved; isothiazolinone and nanometer titanium dioxide produce the synergistic reaction, strengthen the antibacterial effect; on the other hand, the isothiazolinone organizes the nano titanium dioxide, improves the compatibility of the nano titanium dioxide and the EVA, solves the problem of poor blending stability of the nano titanium dioxide and the EVA, and enables the antibacterial effect to be more durable.
Description
Technical Field
The invention relates to the technical field of shoes, in particular to a shoe with an antibacterial sole and a preparation process thereof.
Background
Shoes are widely used in various sports fields and daily lives, and include sports shoes, board shoes, sandals, boots, etc., wherein the sports shoes are also widely used in various sports fields, such as running shoes, basketball shoes, football shoes, etc.
At present, the patent of publication No. CN105105409B discloses a sports shoes, including sports shoes vamp, sports shoes sole, sports shoes vamp lower extreme is connected with the backup pad, sports shoes sole longitudinal section shape is U type structure, the inside both sides of sports shoes sole are equipped with the regulation pole that is connected with the backup pad, be equipped with a plurality of damping spring and guide bar between backup pad and the sports shoes sole, sports shoes sole bottom is equipped with a plurality of non slipping spur, the non slipping spur evenly distributed on sports shoes sole bottom.
The above prior art solutions have the following drawbacks: when the sports shoes are used, the foot sweat is generated and bacteria are not bred, so that the phenomenon of foot odor can be generated after a user wears the shoes to exercise, and the beriberi is seriously even caused, thereby further improvement is awaited.
Disclosure of Invention
Aiming at the defects in the prior art, the first purpose of the invention is to provide a shoe with an antibacterial sole, which can avoid the problem that a user can generate foot odor and even cause dermatophytosis after wearing the shoe for exercise.
In order to achieve the purpose, the invention provides the following technical scheme:
the shoe with the antibacterial sole comprises the sole and an upper, wherein the sole comprises the following components in parts by weight:
60-80 parts of EVA;
5-10 parts of polycarbonate;
4-6 parts of nano titanium dioxide;
0.2-1 part of ferric nitrate;
6-8 parts of absolute ethyl alcohol;
0.3-0.5 parts of acetylacetone;
3-4 parts of isothiazolinone.
By adopting the technical scheme, the polycarbonate has good dimensional stability, mechanical property and heat and cold resistance, and the mechanical property of the EVA can be improved by blending the EVA and the polycarbonate; the nanometer titanium dioxide can release hydroxyl free radicals and active cations under the illumination effect, so that cells are subjected to similar decomposition and protein variation, and the sterilization and bacteriostasis effects are achieved; iron ions can be introduced by adding the ferric nitrate, so that the energy level structure of the nano titanium dioxide is changed under the action of the iron ions, the aim of improving the photocatalytic activity of the nano titanium dioxide is fulfilled, and the problem of low utilization rate of the nano titanium dioxide to visible light is solved; isothiazolinone and nanometer titanium dioxide produce the synergistic reaction, strengthen the antibacterial effect; on the other hand, the isothiazolinone can organize the nano titanium dioxide, improve the compatibility of the nano titanium dioxide and EVA, solve the problem of poor blending stability of the nano titanium dioxide and EVA, and enable the antibacterial effect to be more durable.
The present invention in a preferred example may be further configured to: the sole also comprises 2-4 parts of polyoxyethylene ether and 0.5-3 parts of glycerin by weight.
By adopting the technical scheme, under the auxiliary action of the polyoxyethylene ether emulsifier and the absolute ethyl alcohol, the isothiazolinone forms nano emulsion particles under the action of ultrasonic irradiation and is blended with the nano titanium dioxide to form a nano mixture, the isothiazolinone microemulsion is kept stable through an interface layer formed by the polyoxyethylene ether and the glycerin, the polycarbonate has a microporous structure, and the nano mixture can be filled in pores of the polycarbonate, so that the antibacterial property is synergistically improved, and a compact antibacterial film layer is favorably formed.
The present invention in a preferred example may be further configured to: the weight portion of the glycerol accounts for 55-60% of the weight portion of the polyoxyethylene ether.
By adopting the technical scheme, experiments prove that when the weight part of the glycerol accounts for 55-60% of the weight part of the polyoxyethylene ether, stable isothiazolinone microemulsion can be formed, so that a nano mixture formed by blending isothiazolinone nano emulsion particles and nano titanium dioxide is more stable, and the nano mixture is easy to be matched with polycarbonate to form a compact antibacterial film layer.
The present invention in a preferred example may be further configured to: the weight portion of the ferric nitrate accounts for 10-11% of the weight portion of the nano titanium dioxide.
By adopting the technical scheme, experiments prove that when the weight part of the ferric nitrate accounts for 10-11% of the weight part of the nano titanium dioxide, the modified nano titanium dioxide has better effect, and thus the achieved antibacterial effect is better.
The present invention in a preferred example may be further configured to: the sole also comprises 2-3 parts of dimethyl silicone oil according to parts by weight.
By adopting the technical scheme, the dimethyl silicone oil is added to improve the compatibility among the components, thereby being beneficial to the stable and uniform mixing among the components.
The present invention in a preferred example may be further configured to: the sole also comprises 0.5-1 part of 1-octadecene by weight.
By adopting the technical scheme, under the catalysis of acetylacetone, long-chain alkyl is introduced by the substitution reaction of dimethyl silicone oil and 1-octadecene, and experiments prove that when the length of an alkyl chain is increased, the antibacterial activity of the nano polymer particles and the nano titanium dioxide is also enhanced.
The present invention in a preferred example may be further configured to: the vamp comprises a vamp surface and a shoelace, the shoelace is fixed at the top end of the vamp, and the vamp surface is a net-shaped elastic cloth vamp surface.
By adopting the technical scheme, the air permeability of the reticular upper part surface can be improved, and the air convection in the shoe is increased.
The second purpose of the invention is to provide a preparation process of shoes with antibacterial soles.
In order to achieve the second object, the invention provides the following technical scheme:
a preparation process of shoes with antibacterial soles comprises the following steps:
s1, firstly, mixing nano titanium dioxide, ferric nitrate, absolute ethyl alcohol and acetylacetone, and stirring and reacting for 30-35min at the temperature of 50-60 ℃ to obtain a modified nano titanium dioxide mixture;
s2, adding EVA and polycarbonate into the modified nano titanium dioxide mixture of S1, heating to 90-110 ℃, and stirring for 1-2h to obtain a primary mixture;
s3, adding isothiazolinone into the primary mixture obtained in the step S2, adjusting the temperature to 70-80 ℃, and stirring for 10-15min to obtain a mixed material;
s4, adding the mixed material obtained in the step S3 into a double-screw extruder for granulation at the rotating speed of 20-30r/min, drying the granules, and transferring the granules into an injection molding machine for injection molding to obtain the EVA sole;
and S5, sewing and fixing the upper surface to the periphery of the EVA sole through a sewing line, and integrally shaping to obtain the finished shoe.
The present invention in a preferred example may be further configured to: simethicone can be synchronously added into the S2; synchronously adding polyoxyethylene ether and glycerol when the isothiazolinone is added in the S3; the S3 can be added with 1-octadecene finally, and stirred for 30-35min under the condition of temperature of 120-130 ℃.
By adopting the technical scheme, the compatibility among the components is improved by adding the dimethyl silicone oil; isothiazolinone, polyoxyethylene ether and glycerin generate synergistic effect to form stable microemulsion; adding 1-octadecene to react with dimethyl silicone oil to introduce long chain alkyl, and improving antibacterial effect.
In summary, the invention includes at least one of the following beneficial technical effects:
the mechanical property of EVA can be improved by blending EVA and polycarbonate; the nanometer titanium dioxide can release hydroxyl free radicals and active cations under the illumination effect, so that cells are subjected to similar decomposition and protein variation, and the sterilization and bacteriostasis effects are achieved; iron ions are introduced from ferric nitrate to change the energy level structure of the titanium dioxide, so that the photocatalytic activity of the nano titanium dioxide is improved; isothiazolinone and nanometer titanium dioxide produce the synergistic reaction, strengthen the antibacterial effect; on the other hand, the isothiazolinone organizes the nano titanium dioxide, improves the compatibility of the nano titanium dioxide and the EVA, solves the problem of poor blending stability of the nano titanium dioxide and the EVA, and ensures that the antibacterial effect is more durable;
2. isothiazolinone, polyoxyethylene ether and absolute ethyl alcohol act together, then form nanometer latex particle through the function of ultrasonic irradiation, form nanometer mixture with nanometer titanium dioxide blending, fill the pore of the micropore of polycarbonate, form the compact antibacterial membranous layer, improve the antibacterial property of EVA sole;
3. the dimethyl silicone oil is used for improving the compatibility among the components, long-chain alkyl is introduced through the substitution reaction of the dimethyl silicone oil and 1-octadecene under the catalysis of acetylacetone, and experiments prove that when the length of an alkyl chain is increased, the antibacterial activity of the nano polymer particles and the nano titanium dioxide is also enhanced.
Drawings
FIG. 1 is a flow chart of the manufacturing process of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Examples
Example 1
Referring to fig. 1, the preparation process of the shoe with the antibacterial sole disclosed by the invention comprises the following steps:
s1, firstly, mixing nano titanium dioxide, ferric nitrate, absolute ethyl alcohol and acetylacetone, and stirring and reacting for 30min at the temperature of 50 ℃ to obtain a modified nano titanium dioxide mixture;
s2, adding EVA, polycarbonate and simethicone into the modified nano titanium dioxide mixture of S1, heating to 90 ℃, and stirring for 1h to obtain a primary mixture;
s3, adding isothiazolinone, polyoxyethylene ether and glycerol into the primary mixture of S2, adjusting the temperature to 70 ℃, stirring for 10min, finally adding 1-octadecene, and stirring for 30min at the temperature of 120 ℃ to obtain a mixed material;
s4, adding the mixed material obtained in the step S3 into a double-screw extruder for granulation at the rotating speed of 10r/min, drying the granules, and transferring the granules into an injection molding machine for injection molding to obtain the EVA sole;
and S5, sewing and fixing the upper surface to the periphery of the EVA sole through a sewing line, and integrally shaping to obtain the finished shoe.
In example 1, the weight part of glycerin accounts for 55% of the weight part of polyoxyethylene ether, the weight part of ferric nitrate accounts for 10% of the weight part of nano titanium dioxide, and the contents of the components are shown in table 1 below.
Example 2
Referring to fig. 1, the preparation process of the shoe with the antibacterial sole disclosed by the invention comprises the following steps:
s1, firstly, mixing nano titanium dioxide, ferric nitrate, absolute ethyl alcohol and acetylacetone, and stirring and reacting for 35min at the temperature of 60 ℃ to obtain a modified nano titanium dioxide mixture;
s2, adding EVA, polycarbonate and dimethyl silicone oil into the modified nano titanium dioxide mixture of S1, heating to 110 ℃, and stirring for 2h to obtain a primary mixture;
s3, adding isothiazolinone, polyoxyethylene ether and glycerol into the primary mixture of S2, adjusting the temperature to 80 ℃, stirring for 15min, finally adding 1-octadecene, and stirring for 35min at the temperature of 130 ℃ to obtain a mixed material;
s4, adding the mixed material obtained in the step S3 into a double-screw extruder for granulation at the rotating speed of 20r/min, drying the granules, and transferring the granules into an injection molding machine for injection molding to obtain the EVA sole;
and S5, sewing and fixing the upper surface to the periphery of the EVA sole through a sewing line, and integrally shaping to obtain the finished shoe.
In example 2, the weight portion of glycerin accounts for 60% of the weight portion of polyoxyethylene ether, the weight portion of ferric nitrate accounts for 10-11% of the weight portion of nano titanium dioxide, and the contents of the components are shown in table 1 below.
Example 3
Referring to fig. 1, the preparation process of the shoe with the antibacterial sole disclosed by the invention comprises the following steps:
s1, firstly, mixing nano titanium dioxide, ferric nitrate, absolute ethyl alcohol and acetylacetone, and stirring and reacting for 33min at the temperature of 56 ℃ to obtain a modified nano titanium dioxide mixture;
s2, adding EVA, polycarbonate and simethicone into the modified nano titanium dioxide mixture of S1, heating to 98 ℃, and stirring for 1-2h to obtain a primary mixture;
s3, adding isothiazolinone, polyoxyethylene ether and glycerol into the primary mixture of S2, adjusting the temperature to 75 ℃, stirring for 12min, finally adding 1-octadecene, and stirring for 35min at 124 ℃ to obtain a mixed material;
s4, adding the mixed material obtained in the step S3 into a double-screw extruder for granulation at the rotating speed of 20r/min, drying the granules, and transferring the granules into an injection molding machine for injection molding to obtain the EVA sole;
and S5, sewing and fixing the upper surface to the periphery of the EVA sole through a sewing line, and integrally shaping to obtain the finished shoe.
In example 3, the weight part of glycerin accounts for 56% of the weight part of polyoxyethylene ether, the weight part of ferric nitrate accounts for 10.5% of the weight part of nano titanium dioxide, and the contents of the components are shown in table 1 below.
Comparative example
Comparative example 1
The difference from example 1 is that only EVA, polycarbonate and nano titanium dioxide are added, and the contents of the components are shown in Table 2 below.
Comparative example 2
The difference from example 1 is that isothiazolinone is replaced with zinc pyrithione, and the contents of each component are shown in table 2 below.
Comparative example 3
The difference from example 1 is that polyoxyethylene ether is replaced by glyceryl caprylate, and the contents of the components are shown in table 2 below.
Comparative example 4
The difference from example 1 is that without adding dimethylsilicone oil, the contents of the components are shown in Table 2 below.
Comparative example 5
The difference from example 1 is that 1-octadecene was replaced with α -decadiene, and the contents of the components are shown in Table 2 below.
Comparative example 6
The difference from example 1 is that dimethyl silicone oil and 1-octadecene were not added and the contents of the respective components are shown in Table 2 below.
Comparative example 7
The difference from the example 1 is that the weight part of the ferric nitrate accounts for 6% of the weight part of the nano titanium dioxide, and the content of each component is shown in the following table 2.
Comparative example 8
The difference from the example 1 is that the weight portion of the ferric nitrate accounts for 14% of the weight portion of the nano titanium dioxide, and the content of each component is shown in the following table 2.
Comparative example 9
The difference from example 1 is that the weight portion of glycerin is 50% of the weight portion of polyoxyethylene ether, and the content of each component is shown in table 2 below.
Comparative example 10
The difference from example 1 is that the weight portion of glycerin is 62% of the weight portion of polyoxyethylene ether, and the content of each component is shown in table 2 below.
TABLE 1 ingredient content Table for each example
| Example 1 | Example 2 | Example 3 | |
| EVA | 60 | 80 | 72 |
| Polycarbonate resin | 5 | 10 | 8 |
| Nano titanium dioxide | 4 | 6 | 5 |
| Ferric nitrate | 0.2 | 1 | 0.8 |
| Anhydrous ethanol | 6 | 8 | 7 |
| Acetylacetone | 0.3 | 0.5 | 0.4 |
| Isothiazolinone | 3 | 4 | 4 |
| Polyoxyethylene ethers | 2 | 4 | 2 |
| Glycerol | 0.5 | 3 | 1.6 |
| Dimethyl silicone oil | 2 | 3 | 2 |
| 1-octadecene | 0.5 | 1 | 0.7 |
TABLE 2 component content in comparison example
| Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | Comparative example 5 | Comparative example 6 | Comparative example 7 | Comparative example 8 | Comparative example 9 | Comparative example 10 | |
| EVA | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 |
| Polycarbonate resin | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Nano titanium dioxide | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Ferric nitrate | / | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.24 | 0.56 | 0.2 | 0.2 |
| Anhydrous ethanol | / | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Acetylacetone | / | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 |
| Isothiazolinone/zinc pyrithione | / | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Polyoxyethylene ether/glyceryl caprylate | / | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Glycerol | / | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 1 | 1.24 |
| Dimethyl silicone oil | / | 2 | 2 | / | 2 | / | 2 | 2 | 2 | 2 |
| 1-octadecene/α -dodecene | / | 0.5 | 0.5 | 0.5 | 0.5 | / | 0.5 | 0.5 | 0.5 | 0.5 |
Performance test
Taking escherichia coli ATCC8099 and staphylococcus aureus ATCC6538 as examples, the antibacterial rate is the maximum percentage of bacteria inhibited and killed under certain antibacterial content and experimental conditions. Placing the sole of the sample in a special plastic bag at the temperature of 10cm2The sole of the test sample was added with 2mL of inoculated bacterial liquid, air in an amount equivalent to the amount of the inoculated bacterial liquid was introduced into the plastic bag, the plastic bag was heat sealed, shaken at 37 ± 1 ℃ for 24 hours, the number of viable bacteria was measured by dilution plating, the antibacterial ratio was calculated, and the test results are shown in table 3 below.
Table 3 results of antibacterial ratio test of each example and comparative example
| Antibacterial ratio/% (E.coli ATCC 8099) | Antibacterial ratio/% (Staphylococcus aureus ATCC 6538) | |
| Example 1 | 99.8 | 99.4 |
| Example 2 | 100 | 99.8 |
| Example 3 | 99.9 | 99.6 |
| Comparative example 1 | 90.3 | 89.2 |
| Comparative example 2 | 96.2 | 95.8 |
| Comparative example 3 | 96.5 | 96.1 |
| Comparative example 4 | 95.8 | 95.5 |
| Comparative example 5 | 95.4 | 95.0 |
| Comparative example 6 | 94.6 | 94.2 |
| Comparative example 7 | 94.9 | 94.5 |
| Comparative example 8 | 95.2 | 94.8 |
| Comparative example 9 | 95.8 | 95.4 |
| Comparative example 10 | 95.7 | 95.2 |
In summary, the following conclusions can be drawn:
1. from the comparison of example 1 and comparative example 1, it can be seen that the addition of the components of the present invention has better antibacterial properties than the conventional EVA shoe sole.
2. The conclusion that isothiazolinone and polyoxyethylene ether have synergistic effect can be obtained by comparing the example 1 with the comparative examples 2-3, and the antibacterial performance of the EVA shoe sole can be effectively improved by adding the isothiazolinone and the polyoxyethylene ether together.
3. From the comparison between example 1 and comparative examples 4 to 6, it is understood that the antibacterial effect of the EVA shoe sole is improved by the co-addition of the dimethylsilicone oil and 1-octadecene.
4. From the comparison between example 1 and comparative examples 7 to 8, it can be concluded that the antibacterial property of the EVA shoe sole is better when the weight part of the ferric nitrate is 10 to 11% of the weight part of the nano titanium dioxide.
5. From the comparison between example 1 and comparative examples 9 to 10, it is understood that when the weight part of glycerin is 55 to 60% of the weight part of polyoxyethylene ether, the obtained EVA shoe sole has a better antibacterial effect.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. The utility model provides an antibiotic shoes of sole, includes sole and vamp, its characterized in that: the sole comprises the following components in parts by weight:
60-80 parts of EVA;
5-10 parts of polycarbonate;
4-6 parts of nano titanium dioxide;
0.2-1 part of ferric nitrate;
6-8 parts of absolute ethyl alcohol;
0.3-0.5 parts of acetylacetone;
3-4 parts of isothiazolinone.
2. The antimicrobial footwear according to claim 1, wherein: the sole also comprises 2-4 parts of polyoxyethylene ether and 0.5-3 parts of glycerin by weight.
3. The antimicrobial footwear according to claim 2, wherein: the weight portion of the glycerol accounts for 55-60% of the weight portion of the polyoxyethylene ether.
4. The antimicrobial footwear according to claim 1, wherein: the weight portion of the ferric nitrate accounts for 10-11% of the weight portion of the nano titanium dioxide.
5. The antimicrobial footwear according to claim 1, wherein: the sole also comprises 2-3 parts of dimethyl silicone oil according to parts by weight.
6. The antimicrobial footwear according to claim 6, wherein: the sole also comprises 0.5-1 part of 1-octadecene by weight.
7. The antimicrobial footwear according to claim 1, wherein: the vamp comprises a vamp surface and a shoelace, the shoelace is fixed at the top end of the vamp, and the vamp surface is a net-shaped elastic cloth vamp surface.
8. The process for preparing a shoe having an antibacterial sole according to any one of claims 1 to 7, wherein: the method comprises the following steps:
s1, firstly, mixing nano titanium dioxide, ferric nitrate, absolute ethyl alcohol and acetylacetone, and stirring and reacting for 30-35min at the temperature of 50-60 ℃ to obtain a modified nano titanium dioxide mixture;
s2, adding EVA and polycarbonate into the modified nano titanium dioxide mixture of S1, heating to 90-110 ℃, and stirring for 1-2h to obtain a primary mixture;
s3, adding isothiazolinone into the primary mixture obtained in the step S2, adjusting the temperature to 70-80 ℃, and stirring for 10-15min to obtain a mixed material;
s4, adding the mixed material obtained in the step S3 into a double-screw extruder for granulation at the rotating speed of 20-30r/min, drying the granules, and transferring the granules into an injection molding machine for injection molding to obtain the EVA sole;
and S5, sewing and fixing the upper surface to the periphery of the EVA sole through a sewing line, and integrally shaping to obtain the finished shoe.
9. The process for preparing an antimicrobial shoe sole according to claim 8, wherein: simethicone can be synchronously added into the S2; synchronously adding polyoxyethylene ether and glycerol when the isothiazolinone is added in the S3; the S3 can be added with 1-octadecene finally, and stirred for 30-35min under the condition of temperature of 120-130 ℃.
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Application publication date: 20200605 |