CN113057413A - Waterproof reflective shoes - Google Patents

Waterproof reflective shoes Download PDF

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Publication number
CN113057413A
CN113057413A CN202110320096.XA CN202110320096A CN113057413A CN 113057413 A CN113057413 A CN 113057413A CN 202110320096 A CN202110320096 A CN 202110320096A CN 113057413 A CN113057413 A CN 113057413A
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CN
China
Prior art keywords
fiber
parts
waterproof
moisture absorption
vamp
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Granted
Application number
CN202110320096.XA
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Chinese (zh)
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CN113057413B (en
Inventor
纪上杭
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Xinjiyuan Fujian Sports Goods Co ltd
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Xinjiyuan Fujian Sports Goods Co ltd
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Priority to CN202110320096.XA priority Critical patent/CN113057413B/en
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    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B23/00—Uppers; Boot legs; Stiffeners; Other single parts of footwear
    • A43B23/02—Uppers; Boot legs
    • A43B23/0205—Uppers; Boot legs characterised by the material
    • A43B23/0235—Different layers of different material
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/0007—Electro-spinning
    • D01D5/0015—Electro-spinning characterised by the initial state of the material
    • D01D5/003—Electro-spinning characterised by the initial state of the material the material being a polymer solution or dispersion
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/425—Cellulose series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/425—Cellulose series
    • D04H1/4258—Regenerated cellulose series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4282—Addition polymers
    • D04H1/4291—Olefin series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/435—Polyesters
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/728—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by electro-spinning

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

The invention relates to the technical field of shoes, and provides a waterproof reflective shoe which comprises a sole and a vamp, wherein the vamp comprises a nylon mesh layer arranged on the upper layer of the vamp, a waterproof layer arranged on the middle layer of the vamp and a substrate layer arranged on the lower layer of the vamp, a plurality of reflective strips are arranged on two sides of the surface of the nylon mesh layer, the substrate layer is a composite non-woven fabric, the composite non-woven fabric comprises a moisture absorption outer layer and a moisture absorption inner layer positioned below the moisture absorption outer layer, and the moisture absorption outer layer is made of the following fiber raw materials in parts: 20-30 parts of polyester fiber, 25-45 parts of Lyoce l fiber and 8-20 parts of bamboo fiber, wherein the moisture absorption inner layer is prepared from the following fiber raw materials in parts by weight: 32-42 parts of polyester fiber, 10-20 parts of Lyoce l fiber, 5-12 parts of polypropylene fiber and 8-20 parts of bamboo fiber. The waterproof reflective shoe not only has good ventilation and waterproof performance, but also has good reflective effect on the vamp, and improves the aesthetic practicability of the shoe.

Description

Waterproof reflective shoes
Technical Field
The invention relates to the technical field of shoes, in particular to a waterproof reflective shoe.
Background
The shoes are indispensable articles in life, and along with the improvement of living standard of people, the shoes are also developed to the concepts of comfort, beauty, fashion, durability and the like from the original pure foot protection and cold protection. Most consumers demand soles far greater than uppers, and therefore researchers have focused their efforts on improvements in soles, such as a breathable, waterproof tread sole and shoe (CN105795589A), an ultra-light, highly elastic rubber sole material and a method of making the same (CN103205026A), a new type of anti-slip sole and a shoe provided with the same (CN105146849A), which have been neglected.
People can experience different weather when wearing shoes, if the waterproof performance of the shoes is not good, rainwater can permeate into the shoes in rainy days, and the wearing comfort is influenced. The vamp made of the plastic leather can effectively prevent water from permeating, but has poor air permeability, sweat and moisture generated by long-time wearing cannot be effectively discharged, a large amount of fungi are easy to breed in the shoe, peculiar smell is emitted, and feet of a user feel uncomfortable. Patent No. CN 108741399 a discloses a method for manufacturing waterproof and breathable shoes, comprising the following steps: s1, selecting materials: the outsole is one or more of TPR, EVA, PU air cushion, RB rubber sole and the like, the vamp is made of non-woven fabric + waterproof film +4MM foam +28GT/C or mesh fabric film lighting technology, the thickness of the waterproof film is 0.03MM, and the surface layer of the insole is made of activated carbon fabric; s2, preprocessing: soaking the selected materials in 3% oxidant solution at 75-85 deg.C for 15min, taking out, washing with water, and oven drying at 50 deg.C. Compared with other manufacturing technologies, the process is simple, the process is mature, the surface of the waterproof film can be protected from being damaged, the moisture absorption and sweat releasing effects of the waterproof breathable shoe can be effectively improved, the connection fastness of the product can be effectively improved through multiple gluing and pressing, the glue opening phenomenon of the product is improved, and the use quality of the waterproof breathable shoe is greatly improved.
Disclosure of Invention
Therefore, aiming at the defects and problems in the prior art, the invention provides the waterproof reflective shoe which not only has good ventilation and waterproof performance, but also has a good reflective effect on the vamp, can reflect colored light, achieves the aim of multi-functionalization and improves the aesthetic practicability of the shoe.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides a waterproof reflection of light shoes, includes sole and vamp, the vamp is including the polyamide fibre stratum reticulare of locating the vamp upper strata, locate the waterproof layer in vamp intermediate level and the substrate layer of locating the vamp lower floor, the both sides on polyamide fibre stratum reticulare surface are equipped with a plurality of reflection of light strips, the substrate layer is composite non-woven fabrics, composite non-woven fabrics includes the moisture absorption skin and is located the moisture absorption inlayer of the outer below of moisture absorption, the moisture absorption skin is made by the fibrous raw materials of following parts by weight: 20-30 parts of polyester fiber, 25-45 parts of Lyocell fiber and 8-20 parts of bamboo fiber, wherein the moisture absorption inner layer is prepared from the following fiber raw materials in parts by weight: 32-42 parts of polyester fiber, 10-20 parts of Lyocell fiber, 5-12 parts of polypropylene fiber and 8-20 parts of bamboo fiber.
The further improvement is that: the moisture absorption outer layer is prepared according to the following steps:
(1) weighing polyester fiber, Lyocell fiber and bamboo fiber according to the mass ratio, and blending to obtain fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine for carding into a web, and then carrying out web fixation treatment to obtain the moisture absorption outer layer.
The further improvement is that: the moisture absorption inner layer is prepared by the following steps:
(1) weighing polyester fiber, Lyocell fiber, polypropylene fiber and bamboo fiber according to the mass ratio, and blending to obtain fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine for carding into a web, and then carrying out web fixation treatment to obtain the moisture absorption inner layer.
The further improvement is that: the net fixing treatment adopts spunlace, needle punching or thermal bonding.
The further improvement is that: the waterproof layer is a composite film with a double-layer structure and comprises an EVOH film and a PU film positioned on the upper surface of the EVOH film.
The further improvement is that: the EVOH film is prepared by the following steps: dissolving ethylene-vinyl alcohol copolymer and glutaraldehyde in an organic solvent, stirring and mixing uniformly to obtain a spinning solution, preparing a fiber membrane by an electrostatic spinning process, then placing the fiber membrane at the temperature of 80-100 ℃ for 30-60min, and cooling to room temperature to obtain the EVOH membrane.
The further improvement is that: the electrostatic spinning process parameters are set to be spinning voltage of 20-50 KV, and the receiving distance is 16-28 cm.
The further improvement is that: the mass fraction of the ethylene-vinyl alcohol copolymer in the spinning solution is 8-15%, and the mass fraction of the glutaraldehyde is 0.3-0.6%.
The further improvement is that: the PU film is prepared by the following steps:
adding a polyurethane thermoplastic elastomer into a toluene solvent, fully dissolving, sequentially adding isopropanol and polyvinylpyrrolidone, and uniformly stirring to obtain a mixed solution;
and uniformly coating the mixed solution on the surface of the EVOH film, drying at the temperature of 100-120 ℃ for 10-30min to form a coating, immersing the EVOH film in water to dissolve polyvinylpyrrolidone in the coating in the water, and drying to obtain the PU film.
The further improvement is that: the mass ratio of the polyurethane thermoplastic elastomer to the toluene is 1: 3-5.
The further improvement is that: the mass ratio of the polyurethane thermoplastic elastomer to the isopropanol to the polyvinylpyrrolidone is 1:0.4-0.8: 0.08-0.2.
By adopting the technical scheme, the invention has the beneficial effects that:
the base material layer arranged on the lower layer of the vamp is composite non-woven fabric, the composite non-woven fabric comprises a moisture absorption outer layer and a moisture absorption inner layer positioned below the moisture absorption outer layer, and the moisture absorption outer layer is prepared from the following fiber raw materials in parts by weight: 20-30 parts of polyester fiber, 25-45 parts of Lyocell fiber and 8-20 parts of bamboo fiber, wherein the moisture absorption inner layer is prepared from the following fiber raw materials in parts by weight: 32-42 parts of polyester fiber, 10-20 parts of Lyocell fiber, 5-12 parts of polypropylene fiber and 8-20 parts of bamboo fiber. The Lyocell fiber and the bamboo fiber are hydrophilic fibers, wherein the Lyocell fiber has the advantages of good biodegradability and hygroscopicity, high dry and wet strength and wet modulus, maintenance of dimensional stability in a loaded state and the like; the bamboo fiber belongs to porous fiber, and the cross section of the bamboo fiber is distributed with elliptical pores. The special structure can instantly absorb and evaporate water, shows good hygroscopicity and air permeability, and has the characteristics of natural antibiosis, deodorization, ultraviolet resistance, strong wear resistance and the like. Although the polypropylene fiber has poor hygroscopicity, the polypropylene fiber has unique moisture transfer function and transfers moisture from one side to the other side to generate a wicking effect. When the moisture in the shoe is large, on one hand, the moisture in the shoe is discharged outwards through the moisture removing effect of the polypropylene fibers, and the dryness in the shoe is kept. On the other hand, because the proportion of the hydrophilic fibers of the moisture absorption outer layer is high, the proportion of the hydrophobic fibers of the moisture absorption inner layer is high, moisture in the shoe automatically flows to the moisture absorption outer layer along the moisture absorption inner layer, is rapidly transferred outwards, has one-way moisture guide performance, and effectively prevents external moisture from permeating into the space in the shoe.
The waterproof layer in this application vamp intermediate level is EVOH membrane and is located the bilayer structure that PU membrane of EVOH membrane upper surface is constituteed. The EVOH film prepared by the electrostatic spinning technology has the characteristics of small fiber diameter, small aperture, high porosity, good pore canal connectivity and the like, can ensure that water vapor can permeate the EVOH film without hindrance, thereby preventing liquid water from permeating and realizing the waterproof and moisture permeable functions of the EVOH film. Then placing the EVOH film at the temperature of 80-100 ℃ for 30-60min to initiate the ethylene-vinyl alcohol copolymer and glutaraldehyde to carry out chemical crosslinking to form a network structure, thereby enhancing the water resistance and tensile breaking strength of the EVOH film. The PU film is further arranged on the upper surface of the EVOH film, the polyurethane thermoplastic elastomer has the characteristics of excellent wear resistance, high strength, good elasticity, chemical resistance and good environment resistance, and after being compounded with the EVOH film, the wear resistance and elasticity of the waterproof layer can be improved, and the waterproof performance can be effectively prevented from being reduced under the action of various forces such as stretching, bending and compression in the high-strength violent movement process. By utilizing the characteristic that the polyvinylpyrrolidone is easily dissolved in the isopropanol and the water, the polyvinylpyrrolidone is uniformly dispersed in the mixed solution, a uniform PU coating is formed on the surface of the EVOH film, and then the EVOH film is immersed in the water to dissolve the polyvinylpyrrolidone in the PU coating into the water, so that uniformly distributed micropores are formed on the PU coating and communicated with the aperture of the EVOH film, and the waterproof and moisture permeable functions of the waterproof layer are not influenced.
The arrangement of the reflective strips enables the vamp to have a good reflective effect, color light can be reflected, and the attractiveness of the shoe is improved.
Detailed Description
The following detailed description will be provided for the embodiments of the present invention with reference to specific embodiments, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented.
Unless otherwise indicated, the techniques employed in the examples are conventional and well known to those skilled in the art, and the reagents and products employed are also commercially available. The source, trade name and if necessary the constituents of the reagents used are indicated at the first appearance.
Example one
The utility model provides a waterproof reflection of light shoes, includes sole and vamp, the vamp is including the polyamide fibre stratum reticulare of locating the vamp upper strata, locate the waterproof layer in vamp intermediate level and the substrate layer of locating the vamp lower floor, the both sides on polyamide fibre stratum reticulare surface are equipped with a plurality of reflection of light strips, the waterproof layer is bilayer structure's complex film, includes EVOH membrane and the PU membrane that is located EVOH membrane upper surface, the substrate layer is composite non-woven fabrics, composite non-woven fabrics includes the moisture absorption skin and is located the moisture absorption inlayer of the outer below of moisture absorption.
The moisture absorption outer layer is prepared according to the following steps:
(1) weighing the following raw materials in parts by weight: 20 parts of polyester fiber, 25 parts of Lyocell fiber and 8 parts of bamboo fiber are blended to be used as fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine to be carded into a web, and then carrying out needling to fix the web to obtain the moisture absorption outer layer.
The moisture absorption inner layer is prepared by the following steps:
(1) weighing the following raw materials in parts by weight: 32 parts of polyester fiber, 10 parts of Lyocell fiber, 5 parts of polypropylene fiber and 8 parts of bamboo fiber, and blending to obtain fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine to be carded into a web, and then carrying out needling to fix the web to obtain the moisture absorption inner layer.
The EVOH film is prepared by the following steps: dissolving ethylene-vinyl alcohol copolymer and glutaraldehyde in an organic solvent, stirring and mixing uniformly to obtain a spinning solution, preparing a fiber membrane by an electrostatic spinning process, then placing the fiber membrane at the temperature of 80 ℃ for 60min, and cooling to room temperature to obtain the EVOH membrane. The mass fraction of the ethylene-vinyl alcohol copolymer in the spinning solution is 8%, and the mass fraction of the glutaraldehyde is 0.3%. The electrostatic spinning process parameters are set to be spinning voltage of 20KV, and the receiving distance is 16 cm.
The PU film is prepared by the following steps:
s1, adding a polyurethane thermoplastic elastomer into a toluene solvent, fully dissolving, sequentially adding isopropanol and polyvinylpyrrolidone, and uniformly stirring to obtain a mixed solution, wherein the mass ratio of the polyurethane thermoplastic elastomer to the toluene to the isopropanol to the polyvinylpyrrolidone is 1:3:0.4: 0.08;
s2, uniformly coating the mixed solution on the surface of the EVOH film, drying at 100 ℃ for 30min to form a coating, immersing the EVOH film in water to dissolve polyvinylpyrrolidone in the coating in the water, and drying to obtain the PU film.
The performance test of the waterproof layer prepared in the embodiment is carried out, the water pressure resistance is 115kPa according to GB/T4744-1997, and the moisture permeability is 20500g/m according to the moisture absorption method in GB/T12704-20092And/d, a tensile breaking strength of 39MPa as measured according to GB/T1040-.
Example two
The utility model provides a waterproof reflection of light shoes, includes sole and vamp, the vamp is including the polyamide fibre stratum reticulare of locating the vamp upper strata, locate the waterproof layer in vamp intermediate level and the substrate layer of locating the vamp lower floor, the both sides on polyamide fibre stratum reticulare surface are equipped with a plurality of reflection of light strips, the waterproof layer is bilayer structure's complex film, includes EVOH membrane and the PU membrane that is located EVOH membrane upper surface, the substrate layer is composite non-woven fabrics, composite non-woven fabrics includes the moisture absorption skin and is located the moisture absorption inlayer of the outer below of moisture absorption.
The moisture absorption outer layer is prepared according to the following steps:
(1) weighing the following raw materials in parts by weight: 25 parts of polyester fiber, 35 parts of Lyocell fiber and 15 parts of bamboo fiber are blended to be used as fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine for carding into a web, and then carrying out spunlace web fixation treatment to obtain the moisture absorption outer layer.
The moisture absorption inner layer is prepared by the following steps:
(1) weighing the following raw materials in parts by weight: 36 parts of polyester fiber, 15 parts of Lyocell fiber, 8 parts of polypropylene fiber and 15 parts of bamboo fiber, and blending to obtain fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine for carding into a web, and then carrying out spunlace web fixation treatment to obtain the moisture absorption inner layer.
The EVOH film is prepared by the following steps: dissolving ethylene-vinyl alcohol copolymer and glutaraldehyde in an organic solvent, stirring and mixing uniformly to obtain a spinning solution, preparing a fiber membrane by an electrostatic spinning process, then placing the fiber membrane at the temperature of 90 ℃ for 45min, and cooling to room temperature to obtain the EVOH membrane. The mass fraction of the ethylene-vinyl alcohol copolymer in the spinning solution is 12%, and the mass fraction of the glutaraldehyde is 0.4%. The electrostatic spinning process parameters are set to spinning voltage of 30KV, and the receiving distance is 20 cm.
The PU film is prepared by the following steps:
s1, adding a polyurethane thermoplastic elastomer into a toluene solvent, fully dissolving, sequentially adding isopropanol and polyvinylpyrrolidone, and uniformly stirring to obtain a mixed solution, wherein the mass ratio of the polyurethane thermoplastic elastomer to the toluene to the isopropanol to the polyvinylpyrrolidone is 1:4:0.6: 0.12;
s2, uniformly coating the mixed solution on the surface of the EVOH film, drying at 110 ℃ for 20min to form a coating, immersing the EVOH film in water to dissolve polyvinylpyrrolidone in the coating in the water, and drying to obtain the PU film.
The waterproof layer prepared in this example was subjected to a performance test in which the water pressure resistance was 125kPa and the moisture permeability was 21300g/m2And d, tensile breaking strength is 40 MPa.
EXAMPLE III
The utility model provides a waterproof reflection of light shoes, includes sole and vamp, the vamp is including the polyamide fibre stratum reticulare of locating the vamp upper strata, locate the waterproof layer in vamp intermediate level and the substrate layer of locating the vamp lower floor, the both sides on polyamide fibre stratum reticulare surface are equipped with a plurality of reflection of light strips, the waterproof layer is bilayer structure's complex film, includes EVOH membrane and the PU membrane that is located EVOH membrane upper surface, the substrate layer is composite non-woven fabrics, composite non-woven fabrics includes the moisture absorption skin and is located the moisture absorption inlayer of the outer below of moisture absorption.
The moisture absorption outer layer is prepared according to the following steps:
(1) weighing the following raw materials in parts by weight: 30 parts of polyester fiber, 45 parts of Lyocell fiber and 20 parts of bamboo fiber are blended to be used as fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine for carding into a web, and then carrying out needling web fixation treatment to obtain the moisture absorption outer layer.
The moisture absorption inner layer is prepared by the following steps:
(1) weighing the following raw materials in parts by weight: 42 parts of polyester fiber, 20 parts of Lyocell fiber, 12 parts of polypropylene fiber and 20 parts of bamboo fiber, and blending to obtain fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine to be carded into a web, and then carrying out needling web fixation treatment to obtain the moisture absorption inner layer.
The EVOH film is prepared by the following steps: dissolving ethylene-vinyl alcohol copolymer and glutaraldehyde in an organic solvent, stirring and mixing uniformly to obtain a spinning solution, preparing a fiber membrane by an electrostatic spinning process, then placing the fiber membrane at the temperature of 100 ℃ for 30min, and cooling to room temperature to obtain the EVOH membrane. The mass fraction of the ethylene-vinyl alcohol copolymer in the spinning solution is 15%, and the mass fraction of the glutaraldehyde is 0.6%. The electrostatic spinning process parameters are set to be spinning voltage of 50KV, and the receiving distance is 28 cm.
The PU film is prepared by the following steps:
s1, adding a polyurethane thermoplastic elastomer into a toluene solvent, fully dissolving, sequentially adding isopropanol and polyvinylpyrrolidone, and uniformly stirring to obtain a mixed solution, wherein the mass ratio of the polyurethane thermoplastic elastomer to the toluene to the isopropanol to the polyvinylpyrrolidone is 1:5:0.8: 0.2;
s2, uniformly coating the mixed solution on the surface of the EVOH film, drying at 120 ℃ for 10min to form a coating, immersing the EVOH film in water to dissolve polyvinylpyrrolidone in the coating in the water, and drying to obtain the PU film.
The waterproof layer prepared in this example was subjected to a performance test in which the water pressure resistance was 128kPa and the moisture permeability was 21600g/m2And d, tensile breaking strength is 36 MPa.
The above description is only an embodiment utilizing the technical content of the present disclosure, and any modification and variation made by those skilled in the art can be covered by the claims of the present disclosure, and not limited to the embodiments disclosed.

Claims (10)

1. The utility model provides a waterproof reflection of light shoes, includes sole and vamp, its characterized in that: the vamp is including the polyamide fibre stratum reticulare of locating the vamp upper strata, locate the waterproof layer in vamp intermediate level and locate the substrate layer of vamp lower floor, the both sides on polyamide fibre stratum reticulare surface are equipped with a plurality of reflection of light strips, the substrate layer is composite non-woven fabrics, composite non-woven fabrics includes the moisture absorption skin and is located the moisture absorption inlayer of the outer below of moisture absorption, the moisture absorption skin is made by the following parts by weight's fiber raw materials: 20-30 parts of polyester fiber, 25-45 parts of Lyocell fiber and 8-20 parts of bamboo fiber, wherein the moisture absorption inner layer is prepared from the following fiber raw materials in parts by weight: 32-42 parts of polyester fiber, 10-20 parts of Lyocell fiber, 5-12 parts of polypropylene fiber and 8-20 parts of bamboo fiber.
2. The waterproof retroreflective footwear of claim 1, wherein: the moisture absorption outer layer is prepared according to the following steps:
(1) weighing polyester fiber, Lyocell fiber and bamboo fiber according to the mass ratio, and blending to obtain fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine for carding into a web, and then carrying out web fixation treatment to obtain the moisture absorption outer layer.
3. The waterproof retroreflective footwear of claim 1, wherein: the moisture absorption inner layer is prepared by the following steps:
(1) weighing polyester fiber, Lyocell fiber, polypropylene fiber and bamboo fiber according to the mass ratio, and blending to obtain fiber raw materials;
(2) sending the fiber raw material obtained in the step (1) into a coarse opener for preliminary opening, then sending the preliminarily opened fiber raw material into a fine opener for further opening to obtain fluffy and uniformly mixed fiber raw material;
(3) and (3) sending the fiber raw material obtained by the treatment in the step (2) into a carding machine for carding into a web, and then carrying out web fixation treatment to obtain the moisture absorption inner layer.
4. The waterproof retroreflective footwear of claim 2 or 3, wherein: the net fixing treatment adopts spunlace, needle punching or thermal bonding.
5. The waterproof retroreflective footwear of claim 1, wherein: the waterproof layer comprises an EVOH film and a PU film positioned on the upper surface of the EVOH film.
6. The waterproof retroreflective footwear of claim 5, wherein: the EVOH film is prepared by the following steps: dissolving ethylene-vinyl alcohol copolymer and glutaraldehyde in an organic solvent, stirring and mixing uniformly to obtain a spinning solution, preparing a fiber membrane by an electrostatic spinning process, then placing the fiber membrane at the temperature of 80-100 ℃ for 30-60min, and cooling to room temperature to obtain the EVOH membrane.
7. The waterproof retroreflective footwear of claim 6, wherein: the electrostatic spinning process parameters are set to be spinning voltage of 20-50 KV, and the receiving distance is 16-28 cm.
8. The waterproof retroreflective footwear of claim 6, wherein: the mass fraction of the ethylene-vinyl alcohol copolymer in the spinning solution is 8-15%, and the mass fraction of the glutaraldehyde is 0.3-0.6%.
9. The waterproof retroreflective footwear of claim 5, wherein: the PU film is prepared by the following steps:
adding a polyurethane thermoplastic elastomer into a toluene solvent, fully dissolving, sequentially adding isopropanol and polyvinylpyrrolidone, and uniformly stirring to obtain a mixed solution;
and uniformly coating the mixed solution on the surface of the EVOH film, drying at the temperature of 100-120 ℃ for 10-30min to form a coating, immersing the EVOH film in water to dissolve polyvinylpyrrolidone in the coating in the water, and drying to obtain the PU film.
10. The waterproof retroreflective footwear of claim 9, wherein: the mass ratio of the polyurethane thermoplastic elastomer to the toluene is 1: 3-5.
CN202110320096.XA 2021-03-25 2021-03-25 Waterproof reflective shoes Active CN113057413B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101385582A (en) * 2008-10-08 2009-03-18 常熟市赛诺迈纺织品有限公司 Waterproof, moisture-conductive shoes
CN201399933Y (en) * 2008-12-01 2010-02-10 中山市坦洲镇银峰服装鞋材厂 Shoe and boot fabric
CN206525628U (en) * 2017-03-03 2017-09-29 颜建华 A kind of leather shoes
CN211379766U (en) * 2019-10-12 2020-09-01 上海贝易电子商务有限公司 Sweat-removing constant-temperature fabric for infants

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101385582A (en) * 2008-10-08 2009-03-18 常熟市赛诺迈纺织品有限公司 Waterproof, moisture-conductive shoes
CN201399933Y (en) * 2008-12-01 2010-02-10 中山市坦洲镇银峰服装鞋材厂 Shoe and boot fabric
CN206525628U (en) * 2017-03-03 2017-09-29 颜建华 A kind of leather shoes
CN211379766U (en) * 2019-10-12 2020-09-01 上海贝易电子商务有限公司 Sweat-removing constant-temperature fabric for infants

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