WO2017088099A1 - Matériau perméable à l'air, étanche, thermorésistant et chaussure perméable à l'air, étanche, en caoutchouc vulcanisé - Google Patents

Matériau perméable à l'air, étanche, thermorésistant et chaussure perméable à l'air, étanche, en caoutchouc vulcanisé Download PDF

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Publication number
WO2017088099A1
WO2017088099A1 PCT/CN2015/095312 CN2015095312W WO2017088099A1 WO 2017088099 A1 WO2017088099 A1 WO 2017088099A1 CN 2015095312 W CN2015095312 W CN 2015095312W WO 2017088099 A1 WO2017088099 A1 WO 2017088099A1
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WO
WIPO (PCT)
Prior art keywords
waterproof
heat
breathable
gas permeable
vulcanized rubber
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2015/095312
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English (en)
Chinese (zh)
Inventor
王决
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EAST ROCK Ltd
Original Assignee
EAST ROCK Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EAST ROCK Ltd filed Critical EAST ROCK Ltd
Priority to CN201580084796.6A priority Critical patent/CN108697191A/zh
Priority to US15/778,317 priority patent/US20180343972A1/en
Priority to PCT/CN2015/095312 priority patent/WO2017088099A1/fr
Publication of WO2017088099A1 publication Critical patent/WO2017088099A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • A43B23/0215—Plastics or artificial leather
    • A43B23/022—Plastics or artificial leather with waterproof breathable membranes
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B1/00—Footwear characterised by the material
    • A43B1/10—Footwear characterised by the material made of rubber
    • 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
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B3/00—Footwear characterised by the shape or the use
    • A43B3/0036—Footwear characterised by the shape or the use characterised by a special shape or design
    • A43B3/0078—Footwear characterised by the shape or the use characterised by a special shape or design provided with logos, letters, signatures or the like decoration
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B3/00—Footwear characterised by the shape or the use
    • A43B3/02—Boots covering the lower leg
    • A43B3/04—Boots covering the lower leg with rubber or elastic insertions or gussets
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/12—Special watertight footwear
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B7/00—Footwear with health or hygienic arrangements
    • A43B7/12—Special watertight footwear
    • A43B7/125—Special watertight footwear provided with a vapour permeable member, e.g. a membrane

Definitions

  • the invention relates to a heat-resistant waterproof and breathable material and a breathable waterproof vulcanized rubber shoe comprising the same.
  • Vulcanized rubber shoes are a commonly used shoe that is usually formed by high temperature vulcanization after the sole, upper and upper are bonded, molded or otherwise joined.
  • Waterproof vulcanized rubber shoes used in fishing, outdoor operations and aquaculture industries are vulcanized rubber shoes with high waterproof performance.
  • the upper and the upper of such a waterproof vulcanized shoe are integrally wrapped with one or more rubber layers in order to achieve a full range of waterproof performance after vulcanization treatment.
  • the surface of the upper and the upper may be further covered with a layer of decorative fabric material.
  • the waterproof vulcanized rubber shoes thus produced have the advantages of superior waterproof performance, and can be worn in water for a long time without leaking water, satisfying the demand for work in water or in a humid environment.
  • the waterproof vulcanized rubber shoe thus produced also has a problem that the gas permeability (or moisture permeability) is poor. Because the sole, the upper and the upper are integrally formed after vulcanization, they can only be dissipated and vented through the opening above the upper. However, such waterproof vulcanized rubber shoes tend to have a high upper, and the gap between the human leg and the upper is not too large, so the heat dissipation and ventilation are very limited.
  • the present invention is intended to solve the problem of high temperature resistance of the waterproof gas permeable material. According to another object of the present invention, it is intended to solve the problem that the waterproof vulcanized shoe is airtight.
  • a heat resistant waterproof and breathable material comprising:
  • a permeable support layer disposed on the other side of the heat resistant waterproof gas permeable layer.
  • the heat resistant waterproof gas permeable layer is made of PTFE or PU.
  • the heat-resistant waterproof gas permeable layer is a PTFE film or a PU film.
  • the PTFE film or PU film has a thickness of about 25 ⁇ m.
  • the PTFE film or PU film has a fine porous structure.
  • the gas permeable support layer is made of an open cell foamed breathable material, a fabric or a combination of open cell foamed breathable material and fabric.
  • the heat-resistant waterproof gas permeable material is further provided with an inner fabric layer.
  • the heat resistant waterproof gas permeable material is further provided with one or more auxiliary functional layers.
  • a breathable waterproof vulcanized rubber shoe wherein a part of the breathable waterproof vulcanized rubber shoe is made of a heat-resistant waterproof gas permeable material, and the heat-resistant waterproof gas permeable material comprises:
  • a permeable support layer disposed on the other side of the heat resistant waterproof gas permeable layer.
  • the heat resistant waterproof gas permeable layer is made of PTFE or PU.
  • the heat-resistant waterproof gas permeable layer is a PTFE film or a PU film.
  • the PTFE film or PU film has a thickness of about 25 ⁇ m.
  • the PTFE film or PU film has a fine porous structure.
  • the gas permeable support layer is made of an open cell foamed breathable material, a fabric or a combination of open cell foamed breathable material and fabric.
  • the heat-resistant waterproof gas permeable material is further provided with an inner fabric layer.
  • the heat resistant waterproof gas permeable material is further provided with one or more auxiliary functional layers.
  • a part of the upper of the gas permeable waterproof vulcanized rubber shoe is made of the heat-resistant waterproof gas permeable material.
  • the front, middle and/or rear portions of the breathable waterproof vulcanized rubber shoe are made of the heat-resistant waterproof and breathable material.
  • a part of the upper of the gas permeable waterproof vulcanized rubber shoe is made of the heat-resistant waterproof gas permeable material.
  • the portion of the breathable waterproof vulcanized rubber shoe that is close to the ankle is made of the heat-resistant waterproof gas permeable material.
  • the portion of the gas permeable waterproof vulcanized rubber shoe made of the heat resistant waterproof and breathable material is attached to the breathable waterproof vulcanized rubber shoe before the high temperature vulcanization treatment of the breathable waterproof vulcanized rubber shoe, and passes through The high temperature vulcanization treatment of the breathable waterproof vulcanized rubber shoe forms a sealed connection with other parts of the breathable waterproof vulcanized rubber shoe.
  • Figure 1 shows a conventional waterproof vulcanized rubber shoe according to the prior art.
  • Figure 2 illustrates a heat resistant, waterproof, breathable material in accordance with one embodiment of the present invention.
  • Figure 3 illustrates a heat resistant, waterproof, breathable material in accordance with another embodiment of the present invention.
  • Figure 4 illustrates a breathable waterproof vulcanized rubber shoe in accordance with one embodiment of the present invention.
  • the waterproof vulcanized rubber shoe 1 generally may include a sole 2, an upper 3, and an upper 4.
  • the upper 3 and the upper 4 are also formed by a plurality of rubber layers, and a complete rubber layer is formed by vulcanization treatment to achieve good waterproof performance.
  • a decorative surface layer can be provided on the upper 3 and the upper 4 as needed.
  • such a waterproof vulcanized rubber shoe is generally made of a rubber material and usually has a high upper, and it is difficult to achieve good air permeability at the same time while achieving good waterproof performance.
  • a waterproof material having good gas permeability on the upper can be replaced with a waterproof material having good gas permeability on the upper.
  • a breathable waterproof material can be placed over the entire upper, on a portion of the upper, on the entire upper, or on a portion of the upper.
  • the breathable waterproof material can be placed separately on the upper or the upper, or on the upper or the upper.
  • the upper and the upper are described as different parts here, just for convenience.
  • the upper and the upper may be integrated, for example they may be made of a single piece of rubber. That is to say, the upper and the upper do not necessarily need to have a physical boundary.
  • an ordinary gas permeable material does not necessarily have a waterproof effect, and a general material having a gas permeable and waterproof effect tends not to have heat resistance, and it is difficult to withstand a temperature of 110 degrees Celsius or higher in a vulcanization process.
  • a general material having a gas permeable and waterproof effect tends not to have heat resistance, and it is difficult to withstand a temperature of 110 degrees Celsius or higher in a vulcanization process.
  • the inventors of the present invention have proposed a heat-resistant and breathable waterproof material suitable for the manufacture of a breathable waterproof vulcanized rubber shoe, and applying such a material to an ordinary waterproof vulcanized rubber shoe can well solve the problem of poor gas permeability.
  • the heat-resistant waterproof gas permeable material 5 may include a surface protective layer 6, a heat-resistant waterproof gas permeable layer 7, and a gas permeable support layer 8.
  • the surface protective layer 6 may be a common fabric layer, such as a surface fabric layer (for example, a polyester cloth or the like) used on a conventional vulcanized rubber shoe, which has a good protection effect on the heat-resistant waterproof gas permeable layer 7, and may also be Have a certain decorative effect.
  • the surface protective layer 6 can easily withstand the high temperature of the vulcanization treatment like the surface fabric layer used on a conventional vulcanized rubber shoe.
  • the surface protective layer 6 is not limited to the above materials, and any material having gas permeability and capable of providing a good protection against the heat-resistant waterproof gas-permeable layer 7 can be used in the present invention.
  • the heat-resistant waterproof gas permeable layer 7 has good gas permeability while being waterproof, and a relatively thin thickness is required to ensure this.
  • the permeable support layer 8 is used for supporting the heat-resistant waterproof gas permeable layer 7 so that the entire heat-resistant waterproof gas permeable material 5 has a certain thickness and strength, and can be more easily applied to various occasions, especially the breathable waterproof vulcanized rubber shoes of the present invention. .
  • the heat resistant waterproof breathable material 5 having the breathable support layer 8 has a thickness suitable for making the upper and the upper. That is, when a part or the whole of the upper and/or the upper is made of the heat-resistant waterproof gas permeable material 5, the thickness of the portion is not significantly different from the other portions of the shoe, and at least the wearer does not have a noticeable feeling.
  • the permeable support layer 8 can also be thinner, and the thickness of the heat-resistant waterproof gas permeable material 5 can be adjusted by providing other auxiliary function layers.
  • the gas permeable support layer 8 can be made of Hi-poly. According to another preferred embodiment of the invention, the breathable support layer 8 can be made of Sandwich Air Mesh. According to other embodiments of the invention, the gas permeable support layer 8 can be made of any high temperature resistant gas permeable material suitable for support.
  • the permeable support layer 8 can be a single layer of material or a combination of several layers of material.
  • the breathable support layer 8 can be made of an open cell foamed breathable material, a fabric or a combination of open cell foamed breathable material and fabric.
  • the heat-resistant waterproof gas permeable layer 7 may be made of PTFE (polytetrafluoroethylene).
  • the heat-resistant waterproof gas permeable layer 7 may be a waterproof gas permeable film made of PTFE.
  • This waterproof and breathable film is usually made of polytetrafluoroethylene and can also be called a PTFE film.
  • An exemplary production method is to heat a fine powder of polytetrafluoroethylene at a temperature lower than its melting point (327 ° C) to form a film, and then rapidly stretch. After cooling, a film having a thermosetting arachnoid microporous structure having a thickness of about 25 ⁇ m and having 14 trillion micropores having a pore diameter of 0.2 to 2.5 ⁇ m per square meter of the microporous membrane were produced.
  • the PTFE film has a moisture permeability of 5,000 g/(m 2 ⁇ 24 h) or more and a hydrostatic pressure of 9.8 kPa or more.
  • Such a PTFE film has micropores having a pore diameter of a few micrometers to several tens of micrometers. That is to say, the microporous diameter of the PTFE film is from several thousand to tens of thousands of the diameter of the water droplet, but about 1000 times the diameter of the water vapor molecule.
  • the water particles are very small, and according to the principle of capillary movement, the capillary can be smoothly infiltrated to the other side, so that a water vapor permeable phenomenon occurs.
  • the particles become larger. Due to the surface tension of the water droplets (water molecules collide with each other), the water molecules cannot smoothly escape from the water droplets and penetrate into the other side, which is to prevent Water infiltration occurs.
  • considering the material of the PTFE film it is obvious that it can withstand the high temperature of about 110-140 degrees Celsius during the vulcanization process.
  • the heat-resistant waterproof gas permeable layer 7 may be made of PU (polyurethane).
  • the heat-resistant waterproof gas permeable layer 7 may be a waterproof gas permeable film made of PU.
  • the PU film may have parameters such as thickness similar to those of the above PTFE film.
  • a PU film can be formed by coating a PU coating on the gas permeable support layer 8.
  • the heat-resistant waterproof gas permeable layer 7 according to the present invention is not limited to the above materials, and may be made of other materials having similar functions.
  • the heat-resistant waterproof gas permeable layer 7 may be attached to the surface protective layer 6 on one side and to the gas permeable support layer 8 on the other side.
  • the heat-resistant waterproof gas permeable material 5 according to the embodiment of the present invention is produced.
  • these materials may be combined by means of spot bonding or the like.
  • the inner fabric layer of the shoe may be additionally provided to improve the wearing experience if necessary.
  • the breathable support layer 8 is adapted to be in contact with the wearer's feet and legs, it may not be necessary to additionally provide a layer of inner fabric of the shoe.
  • the heat-resistant waterproof gas permeable material 5 may be provided with one or more auxiliary functional layers such as a surface decorative layer, a strength reinforcing layer, and the above-mentioned inner fabric layer.
  • a heat resistant and waterproof gas permeable material 5' according to another embodiment of the present invention, in addition to a surface protective layer 6, a heat resistant waterproof gas permeable layer 7, and a breathable support layer 8, which also includes an inner fabric layer 9 .
  • the inner fabric layer 9 can be a conventional fabric layer, typically an inner layer adapted to contact the wearer's feet and legs, and can withstand the high temperatures of the vulcanization process.
  • a breathable waterproof vulcanized rubber shoe 10 is illustrated in accordance with one embodiment of the present invention. Similar to the conventional waterproof vulcanized rubber shoe 1 shown in FIG. 1, the breathable waterproof vulcanized rubber shoe 10 may generally include a sole 12, an upper 13 and an upper 14.
  • the upper portion of the upper 13 and the upper 14 is also made of rubber, except that the sole 12 is made of rubber.
  • a part of the upper 13 is made of the heat-resistant waterproof gas permeable material according to the present invention.
  • the sole 12, the upper 13 and the upper 14 are formed into a complete unit by vulcanization treatment, thereby achieving good waterproof performance while ensuring good gas permeability.
  • a decorative surface layer can be provided on the upper 13 and the upper 14 as needed.
  • the gas permeable waterproof vulcanized rubber shoe 10 comprises the heat resistant waterproof gas permeable material according to the present invention.
  • the heat-resistant waterproof gas permeable material mainly comprises a heat-resistant waterproof gas permeable layer, a gas permeable support layer and a surface protective layer.
  • the heat resistant, waterproof, breathable material may also include one or more auxiliary functional layers, such as a surface decorative layer, a strength enhancing layer, and an inner fabric layer.
  • the heat resistant waterproof gas permeable layer may be made of PTFE or PU material, in particular made of PTFE or PU film.
  • the heat-resistant waterproof gas permeable layer is resistant to high temperatures and can withstand the high-temperature vulcanization process of vulcanized rubber shoes.
  • this heat-resistant waterproof gas permeable layer has good water resistance and gas permeability. Therefore, in addition to good waterproof performance, the breathable waterproof vulcanized rubber shoe 10 according to the present invention also has good gas permeability at the same time.
  • the breathable waterproof vulcanized rubber shoe 10 according to the present invention significantly improves the breathability of the waterproof vulcanized rubber shoe, so that the wearer can have a comfortable wearing experience even if wearing such a waterproof vulcanized rubber shoe for a long time.
  • a heat resistant waterproof breathable material 15 is provided at the front of the upper, such as the portion of the upper near the toes.
  • the area of the heat resistant waterproof breathable material 15 can be determined according to the shape and/or application of the breathable waterproof vulcanized rubber shoe 10. For example, when the upper 14 of the breathable waterproof vulcanized rubber shoe 10 is high, the area of the heat-resistant waterproof gas permeable material 15 can be increased.
  • the heat-resistant waterproof gas permeable material 15 may have a surface protective layer to protect the heat-resistant waterproof gas permeable layer, the surface protective layer and the heat-resistant waterproof gas permeable layer itself are not as strong as the rubber, and therefore the heat-resistant waterproof gas permeable material 15 is resistant to external damage and Durability is not as good as rubber. Forming the upper and/or the upper with the heat-resistant waterproof and breathable material 15 as a whole may shorten the service life of the breathable waterproof vulcanized rubber shoe 10.
  • the heat-resistant waterproof gas permeable material 15 on the gas permeable waterproof vulcanized rubber shoe 10 is more likely to be damaged by an external force, and the heat resistance can be relatively reduced at this time.
  • the area of the waterproof and permeable material 15 ensures the normal service life of the breathable waterproof vulcanized rubber shoe 10.
  • the heat resistant waterproof gas permeable material may be disposed in the middle or rear of the upper, such as a portion near the instep and a portion near the heel.
  • the heat-resistant waterproof gas permeable material may be simultaneously disposed at several portions of the upper, for example, at the front and the middle of the upper, or at the front and the rear of the upper, or simultaneously It is placed in the middle and back of the upper, or at the front, middle and back of the upper.
  • the heat-resistant waterproof and breathable material can be simultaneously disposed on several parts of the upper, the area of the heat-resistant waterproof and breathable material of each part may be different.
  • embodiments that are all made of a heat resistant, waterproof, breathable material, while potentially affecting the service life are also contemplated by the present invention.
  • the heat resistant waterproof gas permeable material may be disposed on the upper, for example, preferably at a portion of the lower portion of the upper near the ankle.
  • heat-resistant waterproof and breathable materials can be placed on the upper simultaneously.
  • the upper is entirely made of a heat-resistant, waterproof, and breathable material are within the scope of the present invention, although it may affect the service life.
  • the heat resistant waterproof gas permeable material may be simultaneously disposed on one or more portions of the upper and the upper.
  • the heat-resistant waterproof and breathable material according to the present invention is provided at one or more portions on the upper and/or the upper, it is possible to ensure that the breathable waterproof vulcanized rubber shoe 10 has Good water resistance and good gas permeability.
  • the breathable waterproof vulcanized rubber shoe is made of a heat-resistant waterproof and breathable material, and is connected to the breathable waterproof vulcanized rubber shoe before the high-temperature vulcanization treatment of the breathable waterproof vulcanized rubber shoe, and passes through the breathable waterproof vulcanized rubber shoe.
  • the high temperature vulcanization process forms a sealed connection with the rest of the breathable waterproof vulcanized rubber shoe to ensure good water resistance.
  • the heat-resistant and waterproof gas permeable material according to the present invention has good heat resistance and can withstand the high temperature of the vulcanization treatment in the production process of the breathable waterproof vulcanized rubber shoe. Therefore, the heat-resistant waterproof gas permeable material according to the present invention can be easily applied to the manufacture of the gas permeable waterproof vulcanized rubber shoe according to the present invention.
  • the gas permeable waterproof vulcanized rubber shoe according to the present invention has a large improvement in gas permeability.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

L'invention concerne un matériau (5) perméable à l'air, étanche, thermorésistant, comprenant : une couche (7) perméable à l'air, étanche, thermorésistante ; une couche (6) de protection de surface disposée sur un côté de la couche perméable à l'air, étanche thermorésistante ; et une couche de support (8) perméable à l'air, disposée sur l'autre côté de la couche perméable à l'air, étanche, thermorésistante. L'invention concerne également une chaussure (10) perméable à l'air, étanche, en caoutchouc vulcanisé, une partie étant faite à partir d'un matériau respirant perméable à l'air, étanche, thermorésistant. (15).
PCT/CN2015/095312 2015-11-23 2015-11-23 Matériau perméable à l'air, étanche, thermorésistant et chaussure perméable à l'air, étanche, en caoutchouc vulcanisé Ceased WO2017088099A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201580084796.6A CN108697191A (zh) 2015-11-23 2015-11-23 耐热防水透气材料及透气性防水硫化橡胶鞋
US15/778,317 US20180343972A1 (en) 2015-11-23 2015-11-23 Heat-resistant waterproof breathable material and breathable waterproof vulcanized rubber shoe
PCT/CN2015/095312 WO2017088099A1 (fr) 2015-11-23 2015-11-23 Matériau perméable à l'air, étanche, thermorésistant et chaussure perméable à l'air, étanche, en caoutchouc vulcanisé

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2015/095312 WO2017088099A1 (fr) 2015-11-23 2015-11-23 Matériau perméable à l'air, étanche, thermorésistant et chaussure perméable à l'air, étanche, en caoutchouc vulcanisé

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Publication Number Publication Date
WO2017088099A1 true WO2017088099A1 (fr) 2017-06-01

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PCT/CN2015/095312 Ceased WO2017088099A1 (fr) 2015-11-23 2015-11-23 Matériau perméable à l'air, étanche, thermorésistant et chaussure perméable à l'air, étanche, en caoutchouc vulcanisé

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US (1) US20180343972A1 (fr)
CN (1) CN108697191A (fr)
WO (1) WO2017088099A1 (fr)

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