Comfortable sports shoes and method for manufacturing the same

Abstract

The application discloses a comfortable sports shoe, which comprises a vamp and a sole, wherein the sole comprises the following components in parts by weight: polyurethane 25-35 parts, styrene butadiene rubber 22-26 parts, grafted copolymer antibacterial agent 20-30 parts, functionalized graphene 5-8 parts, lavender essential oil 5-8 parts, tea tree essential oil 10-14 parts, modified zinc oxide 3-5 parts, zinc stearate 3-5 parts, diatomite 1-3 parts, vinyl silicone oil 6-10 parts and stearic acid 5-8 parts. The comfortable sports shoe and a preparation method thereof have good antibacterial property, elasticity and certain mechanical strength.

Description

Technical Field

[0001] This invention relates to the field of footwear, and more specifically to a comfortable athletic shoe and its manufacturing method. Background Technology

[0002] The design and manufacture of footwear and athletic equipment involves a wide range of factors, from aesthetics and comfort to performance and durability. While designs and fashion may change rapidly, the demand for health and comfort performance in the footwear and athletic equipment market remains constant. Summary of the Invention

[0003] In view of this, the purpose of the present invention is to provide a comfortable sports shoe and a method for preparing the same, which has good antibacterial properties, elasticity, and a certain tensile strength.

[0004] To achieve the above objectives, the present invention provides the following technical solution: A comfortable athletic shoe includes an upper and a sole, wherein the sole comprises the following components in parts by weight: 25-35 parts polyurethane, 22-26 parts styrene-butadiene rubber, 20-30 parts graft copolymer antibacterial agent, 5-8 parts functionalized graphene, 5-8 parts lavender essential oil, 10-14 parts tea tree essential oil, 3-5 parts modified zinc oxide, 3-5 parts zinc stearate, 1-3 parts diatomaceous earth, 6-10 parts vinyl silicone oil, and 5-8 parts stearic acid.

[0005] A method for preparing a comfortable sports shoe includes the following steps: mixing and kneading polyurethane, styrene-butadiene rubber, graft copolymer antibacterial agent, functionalized graphene, lavender essential oil, tea tree essential oil, modified zinc oxide, zinc stearate, diatomaceous earth, vinyl silicone oil and stearic acid, and then vulcanizing and molding to obtain the sole. Assemble the above-mentioned sole, insole, and upper into a shoe to obtain a comfortable athletic shoe.

[0006] Preferably, the preparation method of the graft copolymer antibacterial agent is as follows: under a nitrogen atmosphere, diethyl chlorophosphate, methacrylamide, triethylamine and tetrahydrofuran are mixed and reacted at 25-35°C for 8-12 hours to obtain intermediate product I; Mix 5,5-dimethylhydantoin, sodium hydroxide, allyl bromide and anhydrous ethanol, and react at 50-60℃ for 4-6 h to obtain intermediate product II; Intermediate product I and intermediate product II were mixed, the pH was adjusted to 3.5, the temperature was raised to 60-70℃, and the reaction was stirred for 10-20 minutes. Potassium persulfate and N,N-methylenebisacrylamide were added, and the reaction was continued for 20-30 minutes. After chlorination, the mixture was filtered and dried to obtain the graft copolymer antibacterial agent.

[0007] Preferably, the weight ratio of diethyl chlorophosphate, methacrylamide, triethylamine, and tetrahydrofuran is 1:1:2:2; the weight ratio of 5,5-dimethylhydantoin, sodium hydroxide, allyl bromide, and anhydrous ethanol is 1:1:1:3; and the weight ratio of intermediate product I, intermediate product II, potassium persulfate, and N,N-methylenebisacrylamide is 2:2:1:3.

[0008] Preferably, the method for preparing the functionalized graphene includes the following steps: Graphene, N,N-dimethylformamide, triethylamine and hexadecyltrimethoxysilane were mixed and reacted at 100-120℃ for 30-40 min under nitrogen atmosphere. After filtration and drying, functionalized graphene was obtained.

[0009] Preferably, the weight ratio of graphene, N,N-dimethylformamide, triethylamine and hexadecyltrimethoxysilane is 1:2:3:1.

[0010] Preferably, the preparation method of the modified nano zinc oxide includes the following steps: mixing polydimethylsiloxane, n-hexane, anhydrous ethanol, nano zinc oxide and copper powder in a weight ratio of 1:2:4:1:1, and ultrasonically stirring for 10-14 hours to obtain modified nano zinc oxide.

[0011] Preferably, the mixing temperature is 110-115℃ and the processing time is 5-10 min; the vulcanization molding temperature is 155-165℃, the molding time is 90-100 min, and the molding pressure is 10-15 MPa.

[0012] The graft copolymer antibacterial agent of this invention can provide more embedding active sites for the system. In addition, through the three-dimensional network structure of functionalized graphene, the interlayer spacing between cross-linked molecular networks is further increased, making the cross-linking and coating space between the systems more abundant, thereby giving the system better tensile strength and elasticity. Due to the antibacterial properties of chloride ions and graphene, the system can maintain elasticity and comfort while also being elastic, thereby increasing comfort. Attached Figure Description

[0013] To more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0014] Figure 1 This is a schematic diagram of the overall structure of a casual shoe; Attached image labels: 1-upper part, 2-sole part. Detailed Implementation

[0015] The technical solutions of the present invention will be clearly and completely described below with reference to the embodiments of the present invention. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention. In addition, it should be specifically noted that the raw materials and equipment of the present invention are all commercially available and will not be listed one by one. Among them, the raw materials of the present invention are all commercially available and well known to those skilled in the art, and will not be described in detail. Example 1:

[0016] A comfortable athletic shoe includes an upper and a sole, wherein the sole comprises the following components in parts by weight: 25 parts polyurethane, 22 parts styrene-butadiene rubber, 20 parts graft copolymer antibacterial agent, 5 parts functionalized graphene, 5 parts lavender essential oil, 10 parts tea tree essential oil, 3 parts modified zinc oxide, 3 parts zinc stearate, 1 part diatomaceous earth, 6 parts vinyl silicone oil, and 5 parts stearic acid.

[0017] A method for preparing a comfortable sports shoe includes the following steps: mixing and kneading polyurethane, styrene-butadiene rubber, graft copolymer antibacterial agent, functionalized graphene, lavender essential oil, tea tree essential oil, modified zinc oxide, zinc stearate, diatomaceous earth, vinyl silicone oil and stearic acid in the above-mentioned weight parts, followed by vulcanization molding. The kneading temperature is 110℃ and the treatment time is 5min; the vulcanization molding temperature is 155℃, the molding time is 90min, and the molding pressure is 10MPa to obtain the shoe sole. Assemble the above-mentioned sole, insole, and upper into a shoe to obtain a comfortable athletic shoe.

[0018] The specific preparation method of the graft copolymer antibacterial agent is as follows: under nitrogen atmosphere, diethyl chlorophosphate, methacrylamide, triethylamine and tetrahydrofuran are mixed in a weight ratio of 1:1:2:2 and reacted at 25°C for 8 hours to obtain intermediate product I. 5,5-Dimethylhydantoin, sodium hydroxide, allyl bromide and anhydrous ethanol were mixed in a weight ratio of 1:1:1:3 and reacted at 50°C for 4 h to obtain intermediate product II. Intermediate product I and intermediate product II were mixed, the pH was adjusted to 3.5, the temperature was raised to 60℃, and the mixture was stirred for 10 min. Potassium persulfate and N,N-methylenebisacrylamide were added. The weight ratio of intermediate product I, intermediate product II, potassium persulfate and N,N-methylenebisacrylamide was 2:2:1:3. The mixture was reacted for another 20 min, chlorinated, filtered, and dried to obtain the graft copolymer antibacterial agent.

[0019] The preparation method of functionalized graphene includes the following steps: Graphene, N,N-dimethylformamide, triethylamine and hexadecyltrimethoxysilane were mixed in a weight ratio of 1:2:3:1 and reacted at 100°C for 30 min under nitrogen atmosphere. The mixture was then filtered and dried to obtain functionalized graphene.

[0020] The preparation method of modified nano zinc oxide includes the following steps: polydimethylsiloxane, n-hexane, anhydrous ethanol, nano zinc oxide and copper powder are mixed in a weight ratio of 1:2:4:1:1 and ultrasonically stirred for 10 hours to obtain modified nano zinc oxide. Example 2:

[0021] A comfortable athletic shoe includes an upper and a sole, wherein the sole comprises the following components in parts by weight: 30 parts polyurethane, 24 parts styrene-butadiene rubber, 25 parts graft copolymer antibacterial agent, 6 parts functionalized graphene, 6 parts lavender essential oil, 12 parts tea tree essential oil, 4 parts modified zinc oxide, 4 parts zinc stearate, 2 parts diatomaceous earth, 8 parts vinyl silicone oil, and 7 parts stearic acid.

[0022] A method for preparing a comfortable sports shoe includes the following steps: mixing and kneading polyurethane, styrene-butadiene rubber, graft copolymer antibacterial agent, functionalized graphene, lavender essential oil, tea tree essential oil, modified zinc oxide, zinc stearate, diatomaceous earth, vinyl silicone oil and stearic acid in the above-mentioned weight parts, followed by vulcanization molding. The kneading temperature is 112°C and the treatment time is 8 min; the vulcanization molding temperature is 160°C, the molding time is 95 min, and the molding pressure is 12 MPa to obtain the shoe sole. Assemble the above-mentioned sole, insole, and upper into a shoe to obtain a comfortable athletic shoe.

[0023] The specific preparation method of the graft copolymer antibacterial agent is as follows: under nitrogen atmosphere, diethyl chlorophosphate, methacrylamide, triethylamine and tetrahydrofuran are mixed in a weight ratio of 1:1:2:2 and reacted at 30°C for 10 hours to obtain intermediate product I. 5,5-Dimethylhydantoin, sodium hydroxide, allyl bromide and anhydrous ethanol were mixed in a weight ratio of 1:1:1:3 and reacted at 55°C for 5 h to obtain intermediate product II. Intermediate product I and intermediate product II were mixed, the pH was adjusted to 3.5, the temperature was raised to 65°C, and the mixture was stirred for 15 min. Potassium persulfate and N,N-methylenebisacrylamide were added. The weight ratio of intermediate product I, intermediate product II, potassium persulfate and N,N-methylenebisacrylamide was 2:2:1:3. The mixture was reacted for another 25 min, then chlorinated, filtered, and dried to obtain the graft copolymer antibacterial agent.

[0024] The preparation method of functionalized graphene includes the following steps: Graphene, N,N-dimethylformamide, triethylamine and hexadecyltrimethoxysilane were mixed in a weight ratio of 1:2:3:1 and reacted at 110°C for 35 min under nitrogen atmosphere. The mixture was then filtered and dried to obtain functionalized graphene.

[0025] The preparation method of modified nano zinc oxide includes the following steps: polydimethylsiloxane, n-hexane, anhydrous ethanol, nano zinc oxide and copper powder are mixed in a weight ratio of 1:2:4:1:1 and ultrasonically stirred for 12 hours to obtain modified nano zinc oxide. Example 3:

[0026] A comfortable athletic shoe includes an upper and a sole, wherein the sole comprises the following components in parts by weight: 35 parts polyurethane, 26 parts styrene-butadiene rubber, 30 parts graft copolymer antibacterial agent, 8 parts functionalized graphene, 8 parts lavender essential oil, 14 parts tea tree essential oil, 5 parts modified zinc oxide, 5 parts zinc stearate, 3 parts diatomaceous earth, 10 parts vinyl silicone oil, and 8 parts stearic acid.

[0027] A method for preparing a comfortable sports shoe includes the following steps: mixing and kneading polyurethane, styrene-butadiene rubber, graft copolymer antibacterial agent, functionalized graphene, lavender essential oil, tea tree essential oil, modified zinc oxide, zinc stearate, diatomaceous earth, vinyl silicone oil and stearic acid in the above-mentioned weight parts, followed by vulcanization molding. The kneading temperature is 115℃ and the treatment time is 10min; the vulcanization molding temperature is 165℃, the molding time is 100min, and the molding pressure is 15MPa to obtain the shoe sole. Assemble the above-mentioned sole, insole, and upper into a shoe to obtain a comfortable athletic shoe.

[0028] The specific preparation method of the graft copolymer antibacterial agent is as follows: under nitrogen atmosphere, diethyl chlorophosphate, methacrylamide, triethylamine and tetrahydrofuran are mixed in a weight ratio of 1:1:2:2 and reacted at 35°C for 12 hours to obtain intermediate product I. 5,5-Dimethylhydantoin, sodium hydroxide, allyl bromide and anhydrous ethanol were mixed in a weight ratio of 1:1:1:3 and reacted at 60°C for 6 hours to obtain intermediate product II. Intermediate product I and intermediate product II were mixed, the pH was adjusted to 3.5, the temperature was raised to 70°C, and the mixture was stirred for 20 min. Potassium persulfate and N,N-methylenebisacrylamide were added. The weight ratio of intermediate product I, intermediate product II, potassium persulfate and N,N-methylenebisacrylamide was 2:2:1:3. The mixture was reacted for another 30 min, then chlorinated, filtered, and dried to obtain the graft copolymer antibacterial agent.

[0029] The preparation method of functionalized graphene includes the following steps: Graphene, N,N-dimethylformamide, triethylamine and hexadecyltrimethoxysilane were mixed in a weight ratio of 1:2:3:1 and reacted at 120°C for 40 min under nitrogen atmosphere. The mixture was then filtered and dried to obtain functionalized graphene.

[0030] The preparation method of modified nano zinc oxide includes the following steps: polydimethylsiloxane, n-hexane, anhydrous ethanol, nano zinc oxide and copper powder are mixed in a weight ratio of 1:2:4:1:1 and ultrasonically stirred for 14 hours to obtain modified nano zinc oxide. Comparative Example 1:

[0031] The preparation method of Comparative Example 1 is basically the same as that of Example 1, except that graft copolymer antibacterial agent and functionalized graphene are not used. Specifically: A comfortable athletic shoe includes an upper and a sole, wherein the sole comprises the following components in parts by weight: 25 parts polyurethane, 22 parts styrene-butadiene rubber, 5 parts lavender essential oil, 10 parts tea tree essential oil, 3 parts modified zinc oxide, 3 parts zinc stearate, 1 part diatomaceous earth, 6 parts vinyl silicone oil, and 5 parts stearic acid.

[0032] A method for preparing a comfortable sports shoe includes the following steps: mixing and kneading polyurethane, styrene-butadiene rubber, lavender essential oil, tea tree essential oil, modified zinc oxide, zinc stearate, diatomaceous earth, vinyl silicone oil and stearic acid in the above-mentioned weight parts, followed by vulcanization molding. The kneading temperature is 110℃ and the treatment time is 5min; the vulcanization molding temperature is 155℃, the molding time is 90min, and the molding pressure is 10MPa to obtain the shoe sole. Assemble the above-mentioned sole, insole, and upper into a shoe to obtain a comfortable athletic shoe.

[0033] The preparation method of modified nano zinc oxide includes the following steps: polydimethylsiloxane, n-hexane, anhydrous ethanol, nano zinc oxide and copper powder are mixed in a weight ratio of 1:2:4:1:1 and ultrasonically stirred for 10 hours to obtain modified nano zinc oxide.

[0034] The tensile strength, resilience, and antibacterial rate of the casual shoes obtained in Examples 1-3, the commercially available shoes from Wenxian Mengjia Shoe Factory, and Comparative Example 1 were tested below.

[0035] Tensile strength: Tested in accordance with GB / T528-2009 "Determination of tensile stress-strain properties of vulcanized rubber or thermoplastic rubber".

[0036] Rebound rate: Tested according to HG / T-7042-RE standard.

[0037] Antimicrobial rate: The test was conducted in accordance with ISO 16187-2023 "Test methods for evaluating antimicrobial activity of footwear and footwear components". The antimicrobial rate was tested after the sole material was washed 10 times.

[0038] Table 1: Test data of Examples 1-3, commercially available shoes, and shoes of Comparative Example 1

[0039] As can be seen from the table above, the shoes of Examples 1-3 have better tensile strength than Comparative Example 1 and commercially available shoes, and also have excellent antibacterial properties and resilience, further improving wearing comfort.

[0040] The above description of the disclosed embodiments enables those skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the invention is not to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A comfortable athletic shoe, characterized in that, The shoe includes an upper and a sole, wherein the sole comprises the following components in parts by weight: 25-35 parts polyurethane, 22-26 parts styrene-butadiene rubber, 20-30 parts graft copolymer antibacterial agent, 5-8 parts functionalized graphene, 5-8 parts lavender essential oil, 10-14 parts tea tree essential oil, 3-5 parts modified zinc oxide, 3-5 parts zinc stearate, 1-3 parts diatomaceous earth, 6-10 parts vinyl silicone oil, and 5-8 parts stearic acid.

2. A method for preparing a comfortable athletic shoe as described in claim 1, characterized in that, Includes the following steps: Polyurethane, styrene-butadiene rubber, graft copolymer antibacterial agent, functionalized graphene, lavender essential oil, tea tree essential oil, modified zinc oxide, zinc stearate, diatomaceous earth, vinyl silicone oil and stearic acid are mixed and compounded, and then vulcanized to form the shoe sole. Assemble the above-mentioned sole, insole, and upper into a shoe to obtain a comfortable athletic shoe.

3. The method for preparing a comfortable sports shoe as described in claim 2, characterized in that: The specific preparation method of the graft copolymer antibacterial agent is as follows: under nitrogen atmosphere, diethyl chlorophosphate, methacrylamide, triethylamine and tetrahydrofuran are mixed and reacted at 25-35℃ for 8-12 hours to obtain intermediate product I; Mix 5,5-dimethylhydantoin, sodium hydroxide, allyl bromide and anhydrous ethanol, and react at 50-60℃ for 4-6 h to obtain intermediate product II; Intermediate product I and intermediate product II were mixed, the pH was adjusted to 3.5, the temperature was raised to 60-70℃, and the reaction was stirred for 10-20 minutes. Potassium persulfate and N,N-methylenebisacrylamide were added, and the reaction was continued for 20-30 minutes. After chlorination, the mixture was filtered and dried to obtain the graft copolymer antibacterial agent.

4. The method for preparing a comfortable sports shoe as described in claim 3, characterized in that: The weight ratio of diethyl chlorophosphate, methacrylamide, triethylamine, and tetrahydrofuran is 1:1:2:2; the weight ratio of 5,5-dimethylhydantoin, sodium hydroxide, allyl bromide, and anhydrous ethanol is 1:1:1:3; and the weight ratio of intermediate product I, intermediate product II, potassium persulfate, and N,N-methylenebisacrylamide is 2:2:1:

3.

5. The method for preparing a comfortable athletic shoe as described in claim 4, characterized in that, The preparation method of the functionalized graphene includes the following steps: Graphene, N,N-dimethylformamide, triethylamine and hexadecyltrimethoxysilane were mixed and reacted at 100-120℃ for 30-40 min under nitrogen atmosphere. After filtration and drying, functionalized graphene was obtained.

6. The method for preparing a comfortable athletic shoe as described in claim 5, characterized in that: The weight ratio of graphene, N,N-dimethylformamide, triethylamine and hexadecyltrimethoxysilane is 1:2:3:

1.

7. The method for preparing a comfortable athletic shoe as described in claim 6, characterized in that: The preparation method of the modified nano zinc oxide includes the following steps: mixing polydimethylsiloxane, n-hexane, anhydrous ethanol, nano zinc oxide and copper powder in a weight ratio of 1:2:4:1:1, and ultrasonically stirring for 10-14 hours to obtain modified nano zinc oxide.

8. The method for preparing a comfortable athletic shoe as described in claim 2, characterized in that: The mixing temperature is 110-115℃, and the processing time is 5-10 min; the vulcanization molding temperature is 155-165℃, the molding time is 90-100 min, and the molding pressure is 10-15 MPa.

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