EP1002474A1 - Article chaussant rendu etanche par coincement des rebords de l'empeigne et procede de sa fabrication - Google Patents

Article chaussant rendu etanche par coincement des rebords de l'empeigne et procede de sa fabrication Download PDF

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Publication number
EP1002474A1
EP1002474A1 EP99122872A EP99122872A EP1002474A1 EP 1002474 A1 EP1002474 A1 EP 1002474A1 EP 99122872 A EP99122872 A EP 99122872A EP 99122872 A EP99122872 A EP 99122872A EP 1002474 A1 EP1002474 A1 EP 1002474A1
Authority
EP
European Patent Office
Prior art keywords
adhesive
outsole
lasting
insole
reactive hot
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.)
Withdrawn
Application number
EP99122872A
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German (de)
English (en)
Inventor
Franz Xaver Haimerl
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.)
WL Gore and Associates GmbH
WL Gore and Associates Inc
Original Assignee
WL Gore and Associates GmbH
WL Gore and Associates Inc
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 WL Gore and Associates GmbH, WL Gore and Associates Inc filed Critical WL Gore and Associates GmbH
Publication of EP1002474A1 publication Critical patent/EP1002474A1/fr
Withdrawn legal-status Critical Current

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    • 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
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B9/00—Footwear characterised by the assembling of the individual parts
    • A43B9/12—Stuck or cemented footwear

Definitions

  • the invention relates to footwear with one on the underside Insole twisted shaft, at least partially with a liquid-tight or at least waterproof functional layer is provided in a sheet-like material, which is preferably is permeable to water vapor and therefore breathable, and with one the bottom of the lasting fold glued outsole. Moreover The invention relates to a method for producing such Shoe.
  • EP 0 286 853A describes a method for sealing the Creasing one with a waterproof, water vapor permeable Functional layer provided shoe upper, in which an inner edge area of the lasting fold during the lasting sticking is kept unglued and after the lasting process to the bottom of the gusset, an injection mold with the gusset raised sealing lip is attached.
  • the sealing lip follows in the essential the contour of the insole edge and is opposite the Outer peripheral contour of the outsole to be applied later Insole center offset.
  • a sealing material is injected into the space, which Pinch the unglued edge area of the with the Functional layer surrounding shaft and thus seals.
  • This sealing process has proven itself well, but it does Injection mold and a spraying machine of the type mentioned above.
  • the invention is intended to be manufactured using the lasting method Footwear should be made available with as little as possible mechanical effort and with as few procedural steps as possible Gusset area can be made permanently waterproof.
  • Footwear comprises an insole with a Insole bottom; a shaft with an upper is constructed and has an end region on the sole side; a waterproof shaft functional layer covering the upper of the Shaft at least partially lined on the inside and one has end region on the sole side; with the shaft one Zwickeinschlag which, by means of a lasting adhesive with the Insole underside is glued and one of the Insole bottom side has pioneering gusset underside; and an outsole that is attached to the shoe with an outsole adhesive Underwire bottom is glued; this is used as a lasting glue waterproof reactive hot melt adhesive applied.
  • a method according to the invention for the production of footwear includes an insole with an insole bottom; a shaft, which is constructed with an upper and a sole on the sole Has end region; a waterproof shaft function layer, which the upper of the shaft at least partially on the inside lined and has a sole-side end region; being the Stem a crotch with a crotch bottom having; and an outsole.
  • the last wedge glued to the underside of the insole using lasting adhesive. After that the outsole is placed on the outsole using an outsole adhesive The bottom of the wedge is glued on.
  • a lasting glue is a waterproof reactive hot melt adhesive used.
  • the desired Watertightness in the lasting zone achieved that as Zwick adhesive a reactive hot melt adhesive is used, which in the cured or fully reacted to water resistance.
  • Whether a shoe is waterproof can e.g. with a centrifuge arrangement of the type described in US-A-5,329,807.
  • Reactive hotmelt adhesive As a lasting adhesive prevents water, the over water-conducting upper material of the shaft up to Last wedge has reached the one pointing away from the upper Reaches the inside of the functional layer and thus into the Shoe interior. This risk is particularly great when on the A lining material with high absorbency inside the functional layer located.
  • the reactive hot-melt adhesive used according to the invention as a lasting adhesive seals the materials in the crotch including the particularly critical gussets also after Bending stress when walking with the footwear reliable and permanently waterproof.
  • a lasting adhesive is used as a lasting adhesive and also used as an outsole adhesive reactive hot melt adhesive.
  • a reactive hot melt adhesive is initially used for the Gusset glue applied as gusset glue to the gusset area and then reactive hot melt adhesive, preferably the same Reactive hot melt adhesive, as outsole adhesive on the underside of the Gusset applied to glue the outsole.
  • the serving as lasting adhesive and the hot melt adhesive Reactive hot melt adhesive that serves as outsole adhesive becomes such applied that they combine to form an adhesive coating, which the sole-side end region of both the upper material of the shaft and also surround the shaft functional layer in a watertight manner or encase. This leads to increased sealing function like them will be explained in more detail below.
  • the footwear When manufacturing the footwear, it can be used as an outsole adhesive serving reactive hot melt adhesive so early after application of the applied as a lasting adhesive hot melt adhesive be that the lasting glue is still reactive and the Outsole glue to the lasting glue by chemical bonding can combine a common, uniform adhesive coating.
  • the outsole adhesive can also only after the hardening of the Lasting glue or at least after the lasting glue has hardened be applied to its free surface. This creates between the lasting glue and the outsole glue a mechanical one Connection that has mechanical strength and water resistance.
  • Reactive hot melt adhesives are adhesives that are used their activation from relatively short molecular chains with a medium one Molecular weight in the range of about 3000 to about 5000 g / mol exist, are non-adhesive and, if necessary, after thermal Activate, be brought into a reaction state in which the link relatively short molecular chains to long molecular chains and harden in a damp atmosphere. In the reaction or They are adhesive capable of curing. After the cross-linking They cannot be reactivated once they have hardened. The reaction leads to a three-dimensional cross-linking of the molecular chains what Watertightness of the fully reacted reactive hot melt adhesive causes and leads to a highly effective seal. The three-dimensional Networking leads to particularly strong protection against intrusion of water in the glue. Especially in the area of sole construction this highly effective seal and protection against the ingress of Water of prime importance.
  • Polyurethane reactive hot melt adhesives are particularly suitable for the purpose according to the invention, in the following PU reactive hot melt adhesives called. Resins, aromatic hydrocarbon resins, aliphatic hydrocarbon resins and condensation resins, e.g. in the form of epoxy resin (EP).
  • Resins aromatic hydrocarbon resins, aliphatic hydrocarbon resins and condensation resins, e.g. in the form of epoxy resin (EP).
  • EP epoxy resin
  • the curing reaction of PU reactive hot melt adhesive which causes curing is usually caused by moisture for what Air humidity is sufficient.
  • blocked PU reactive hot melt adhesives their crosslinking reaction only after activation of the PU reactive hot melt adhesive begin using thermal energy can, so that such hot melt adhesive is open, i.e. in surroundings with Humidity, can be stored.
  • non-blocked ones PU reactive hot melt adhesives, in which one Crosslinking reaction takes place at room temperature when in Environment with humidity. The latter hot melt adhesives one has to take place as long as the crosslinking reaction has not yet taken place should protect against humidity.
  • Both types of PU reactive hot melt adhesives are in the unreacted Condition usually in the form of rigid blocks. Before the The hot melt adhesive is applied to the areas to be bonded warmed to melt it and thus spreadable or applicable close. In the case of using unblocked Hot melt adhesive must prevent such heating Humidity. When using blocked Hot melt adhesive this is not necessary but care should be taken that the heating temperature is below the unblocking Activation temperature remains.
  • PU reactive hot melt adhesive used with blocked or blocked Isocyanate is built up.
  • thermal activation be performed. Activation temperatures for such PU reactive hot melt adhesives are in the range of 70 ° C to 170 ° C.
  • it is not blocked PU reactive hot melt adhesive used.
  • the crosslinking reaction can be accelerated by the application of heat.
  • IPATHERM S 14/242 PU reactive hot melt adhesive available from H.P. Fuller in Wells, Austria and the Macroplast QR 6202 available from Henkel AG, Düsseldorf, Germany PU reactive hot melt adhesive.
  • reactive hot melt adhesives are used for both the lasting glue and the outsole glue If reactive hot melt adhesives are used, this should be reactive hot melt adhesives be in terms of their physical and chemical properties are so coordinated that they work together to form the waterproof adhesive coating, i.e. the outsole adhesive on the previously applied lasting adhesive in too Water resistance leading chemically and / or mechanically is liable.
  • Thermoplastics are non-reactive polymers that become sticky when heated and harden by subsequent cooling. By renewed Heating can bring them back into an adhesive state become.
  • thermoplastics the most preferred PU reactive hot melt adhesive can be added, for example, are suitable thermoplastic polyester and thermoplastic polyurethane.
  • a shaft functional layer that is not only is impermeable to water but also permeable to water vapor. This enables the production of waterproof shoes that despite Waterproofness remain breathable.
  • a functional layer is regarded as "watertight", possibly including seams provided on the functional layer, if it guarantees a water inlet pressure of at least 0.13 bar.
  • the functional layer material preferably ensures a water inlet pressure of more than 1 bar.
  • the water inlet pressure is to be measured in accordance with a test method in which distilled water is applied at 20 ⁇ 2 ° C. to a sample of 100 cm 2 of the functional layer with increasing pressure. The pressure rise of the water is 60 ⁇ 3 cm Ws per minute. The water inlet pressure then corresponds to the pressure at which water first appears on the other side of the sample. Details of the procedure are given in the ISO standard 0811 from 1981.
  • a functional layer is regarded as "permeable to water vapor" if it has a water vapor permeability number Ret of less than 150 m 2 ⁇ Pa ⁇ W -1 .
  • the water vapor permeability is tested according to the Hohenstein skin model. This test method is described in DIN EN 31092 (02 (94) or ISO 11092 (19/33).
  • centrifuge method can be tested according to US-A-5 329 807.
  • a centrifuge arrangement described there has four pivotable Retained baskets for holding shoes. So that can two or four shoes or boots can be tested at the same time.
  • This centrifuge assembly will leak to find it Make use of the centrifugal forces caused by fast Centrifugation of the footwear are generated. Before centrifuging water is poured into the interior of the footwear. On the The outside of the footwear is absorbent material such as Blotting paper or a paper towel arranged. Practice the centrifugal forces exerts a pressure on the water filled in the footwear, which causes water to get to the absorbent material when that Footwear is leaking.
  • the pressure that the water exerts when centrifuging depends on the effective shoe area depending on the shoe size (Inner sole surface) A, from the mass m of the footwear amount of water filled, from the effective centrifuge radius r and from the centrifuge speed U.
  • the upper material for the shaft is, for example, leather or textile Suitable for fabrics. It can be the case with textile fabrics for example, woven, knitted, crocheted, fleece or felt. These textile fabrics can be made of natural fibers, for example Cotton or viscose, from synthetic fibers, for example from Polyesters, polyamides, polypropylenes or polyolefins, or from Mixtures of at least two such materials can be produced.
  • the insole of footwear according to the invention can be made of viscose, Fleece, e.g. Polyester fleece, to which melt fibers can be added, Leather or glued leather fibers exist.
  • An insole is under the name Texon insole from Texon Mockmuhl GmbH in Mockmuhl, Germany.
  • a lining material is arranged on the inside of the upper for the shaft.
  • the same is suitable for this Materials as previously specified for the upper.
  • an outsole applied This can be made of waterproof material like e.g. Rubber or plastic, such as polyurethane, exist or Made of non-waterproof material such as leather in particular.
  • the reactive hot melt adhesive is glued to the underside of the shoe becomes particularly intimate when you use the reactive hot melt adhesive after Apply mechanically against the bottom of the shoe Presses the bottom of the shoe and thus compresses it.
  • This is suitable preferably a pressing device, e.g. in form of Pressure pad, with a through the reactive hot melt adhesive not wettable and therefore not with the reactive hot melt adhesive adhesive, smooth material surface, for example made of non-porous Polyterafluoroethylene (also under the trade name Teflon known).
  • a pressure pad is preferably used for this, for example in the form of a rubber cushion or air cushion, the Pressing surface with a film made of the material mentioned, for example non-porous polytetrafluoroethylene, is coated, or one arranges between the with the reactive hot melt adhesive before the pressing process provided sole structure and the pressure pad one such a film.
  • Suitable materials for the waterproof, water vapor permeable Functional layers are in particular polyurethane, polypropylene and Polyesters, including polyether esters and their laminates, as described in US-A-4,725,418 and US-A-4,493,870 are.
  • stretched porous polytetrafluoroethylene is particularly preferred (ePTFE), as described, for example, in US-A-3,953,566 as well as US-A-4,187,390 and stretched Polytetrafluoroethylene, which is impregnated with water vapor permeable and / or layers are provided; see for example the Document US-A-4,194,041.
  • Under a porous functional layer is understood to be a functional layer whose average pore size is between 0.2 ⁇ m and 0.3 ⁇ m.
  • the pore size can be measured using the Coulter Porometer (brand name) measured by Coulter Electronics, Inc., Hialeath, Florida, USA.
  • the Coulter Porometer is a measuring device that performs an automatic measurement of the pore size distributions in porous media, the (in ASTM standard E 1298-89) Liquid displacement method is used.
  • the Coulter Porometer determines the pore size distribution of a sample by increasing air pressure directed at the sample and by Measure the resulting flow.
  • This pore size distribution is a measure of the degree of uniformity of the pores of the sample (i.e. a narrow pore size distribution means that there is a small difference between the smallest pore size and the largest pore size). It is determined by dividing the maximum pore size by the minimal pore size.
  • the Coulter Porometer also calculates the pore size for the middle one Flow. By definition, half of the flow takes place through the porous sample held by pores whose pore size is above or is below this pore size for medium flow.
  • the reactive hot melt adhesive can be used during the gluing process into the pores of the Functional layer penetrate, leading to mechanical anchoring of the reactive hot melt adhesive leads in this functional layer.
  • existing functional layer can be on the side with which it in contact with the reactive hot melt adhesive during the gluing process comes with a thin water vapor permeable polyurethane layer be provided.
  • PU reactive hot melt adhesive in A connection with such a functional layer does not only occur mechanical connection but also in addition to a chemical Connection between the PU reactive hot melt adhesive and the PU layer on the functional layer. This leads to a particularly intimate one Bonding between the functional layer and the reactive hot melt adhesive, so that a particularly permanent waterproofness is guaranteed.
  • Insole It can be a waterproof outsole and / or a waterproof one Insole can be used. But if you are in the sole area despite Want to maintain breathability, you can use an insole and an outsole that are at least in Partial areas made of water and water vapor permeable material consist, and ensure the water resistance that the water-permeable areas of the insole and / or outsole a waterproof, water vapor permeable sole functional layer be provided.
  • the Insole made of water-permeable material and is the outsole within a circumferential edge made of rubber or plastic constructed with leather, on the side facing the insole one waterproof, water vapor permeable sole functional layer is arranged. This extends in the direction of the sole circumference at least to the extent that it differs from that by means of reactive hot melt adhesive covered area of the lasting overlap is overlapped.
  • a shoe according to the invention can have an upper and a shaft functional layer lining this on the inside thereof be built up, the latter preferably being part of a laminate, which is the functional layer and at least one to the inside of the shoe has a facing lining layer.
  • the laminate can also have more than two Have layers, being on the lining layer a textile side is located on the opposite side of the functional layer can. In this case, both for the upper stock as well a lasting fold is formed for the functional layer shaft. It can the pinching of both pinches in one Pinching process or in two separate lasting processes be accomplished, each with reactive adhesive as Lasting glue.
  • gluing processes can also be done in such a way perform a time interval from each other that a subsequent Bonding only after partial or complete cross-linking reaction of the with the hot melt adhesive applied beforehand is carried out. In this case, a mechanical connection is created the one applied during the various gluing processes Hot melt adhesives that also become waterproof Adhesive coating leads.
  • a Upper material laminate used which has a shaft functional layer contains.
  • a shaft constructed in this way then only needs to be on the To be lined on the inside with a simple lining material.
  • the seal is made by sheathing the sole-side end region of the one containing the shaft functional layer Upper material laminates instead of the reactive hot melt adhesive.
  • the insole and the outsole can be within the Gusset edge give a cavity, usually with a filling material is filled.
  • This filler can be used in a shoe according to the invention any of the known conventional Filling materials. But you can also fill this cavity with reactive hot melt adhesive to fill.
  • the reactive hot-melt adhesive used as a lasting adhesive is preferred in a paste-like, for example caterpillar-like, shape brought into an angle that is between the sticking between the lower peripheral edge of the insole and the one above Insole edge hanging down to be pinched shaft part forms.
  • the serving as an outsole adhesive reactive hot melt adhesive preferably sprayed onto the underside of the lasting fold.
  • thermoplastic hot melt adhesive If you add thermoplastic to the reactive hot melt adhesive and the resulting adhesive due to the added Thermoplastic hot melt adhesive sufficient and timely preliminary Adhesion has, you can also proceed that first applies the adhesive serving as a lasting adhesive with which provisional adhesiveness the gusset provisionally on the Insole sticks, then the outsole adhesive on the bottom of the lasting fold and then the outsole under the provisional adhesive effect of the thermoplastic adhesive temporarily on the Glued underside of the lasting fold.
  • the one leading to curing Crosslinking reaction under the influence of air humidity or Water vapor and, if blocked reactive hot melt adhesive is used, which precedes the crosslinking reaction Thermal activation can then be done in a common step be performed.
  • FIGS. 1 to 3 show such a shoe in very schematic in different manufacturing phases.
  • the shoe according to this first embodiment has a waterproof Insole 11, which is arranged on a last 13.
  • the Insole 11 is located within a shaft 15 which has a water-permeable upper material 17, such as leather or textile material.
  • the inside of the upper 17 is lined with a functional layer laminate 19, the one Has shaft functional layer 21 and in closer connection will be explained with Fig. 2.
  • the Upper 15 already pulled over last 13 and insole 11, the end region which later forms the lasting fold of the upper still hangs over the insole underside 23.
  • Between the peripheral edge area of the insole underside 23 and the end region of the shaft 15 on the sole side forms an angle in a serving as a lasting adhesive 25 reactive hot melt adhesive is introduced.
  • the hot melt adhesive is applied so that it after Pinching process between the insole underside 23 and the twisted part of the functional layer laminate 19 in the form of a Insole circumferential direction of continuous adhesive strip is present.
  • This adhesive strip can cover the entire width of the extend twisted part of the functional layer laminate 19 or only over part of the width of this gusseted part of the Functional layer laminates. It is preferable to bring the lasting glue in such a way that after the lasting process in the to the Insole circumference edge adjoining area of the lasting fold comes to rest. This area is usually free of pinches, which only at a certain distance of, for example, 5 to 10 mm from Insole peripheral edge occur, especially in places where the Shoe contour has a strong curvature.
  • the lasting adhesive 25 is preferably applied in paste form, for example, with the help of a bead of adhesive ejecting Adhesive nozzle (not shown).
  • the triangular shape of the lasting adhesive 25 is only to be understood schematically in FIG. 1.
  • the adhesive bead can have any other cross section.
  • Fig. 2 shows a (rotated by 90 °) section of the shaft structure after preparation for the sticking.
  • the functional layer laminate 19 This comprises the shaft functional layer 21 made of ePTFE Functional layer material.
  • Page 27 On the one facing the upper 17 A textile is located on the outside of the shaft functional layer 21 Page 27 in the form of knitted material or knitting material used for mechanical protection of the shaft function layer 21 is used.
  • the upper functional layer 17 On the from The upper functional layer 17 is the shaft functional layer 21 provided with a PU layer 29.
  • the shaft functional layer 21 with a PU layer 29 can according to the teaching of US-A-5,026,591 (Henn) are produced, but is not limited to this.
  • an additional layer 31 on the inside. around a non-woven textile layer 31, a plastic foam layer, a layer of fleece or a layer of leather.
  • a textile finishing layer 33 Functional layer laminate 19 of the type shown in FIG. 2 is in itself known.
  • the additional layer 31 is of this type thick that they are not or not sufficiently penetrated by adhesive can be.
  • the lasting glue 25 up to To enable shaft function layer 21, it is known per se that Additional layer 31 if it consists of a non-woven textile layer or consists of a foam layer, and the textile finishing layer 33 in to remove that area by a sharpening process, in which is a gluing of the serving as lasting adhesive 25 Reactive hot melt adhesive with the shaft functional layer 21 or its PU layer 29, if present, should take place.
  • one Additional layer 31 in the form of leather can be Shaft functional layer 21 in the area to be glued Leave the leather layer free.
  • the sharpening process can be carried out using a shoe manufacturing process known sharpening machine, for example by means of the sharpening machine Fortuna S4 from Fortuna, Germany.
  • a manufacturing phase is shown in which the Last impact 35 of the shaft 15 around the last 13 and the Insole 11 is twisted around. With that done The sticking step is the caterpillar-shaped sticking glue 25 to a flat one Lasting adhesive layer 37 has been formed.
  • the one in the manufacturing phase 1 caterpillar made of lasting adhesive 25 is dimensioned in this way been that the lasting adhesive layer 37 towards the insole center extends beyond the inner lasting margin 39.
  • Fig. 3 can be seen clearly, are those facing the center of the insole Cut edge 36 and its 23 facing the insole bottom sharpened end region 41 surrounded by lasting adhesive material.
  • the shoe structure shown in Fig. 3 is only missing for completion after an outsole that runs from the bottom to the insole and the Last wrap can be glued.
  • FIGS. 4 to 6 the manufacture of which Manufacturing steps according to FIGS. 1 to 3 begins.
  • the inside of the lasting fold 35 of Adhesive-free cavity filled by a filler 49 to be essentially flat for the shoe construction produced so far To form the underside for sticking an outsole 51.
  • filler 49 for example, nonwovens such as PES nonwovens, knitted fabrics or Use sole material.
  • the glued-on outsole 51 made of rubber or plastic and is facing the filler 49 Area provided with air chambers 53.
  • the sealing adhesive coating 47 As a result of the sealing adhesive coating 47, however, the water can only penetrate to the lasting edge 39, but not from there get further into the shoe interior and / or the air chambers 53.
  • the second embodiment shown in Fig. 7 of an inventive Schuhs has a shoe structure. which largely corresponds to that of FIG. 5 shown shoe construction is the same. To that extent, the one shown in FIG Shoe structure not explained again. Differences from that in The shoe construction shown in FIG. 5 has the shoe construction shown in FIG. 7 insofar as it is permeable to water and water vapor Insole 57, for example made of a non-woven textile material, e.g. a fleece, and with a waterproof, water vapor permeable outsole 59 is provided. Because of this Sole construction is the shoe shown in FIG. 7 also in the sole area waterproof and breathable. This leads to a shoe with special good comfort.
  • a non-woven textile material e.g. a fleece
  • the outsole 59 an outsole edge portion 61 made of rubber or plastic, the Middle area with an outsole insert 63 from a water and water vapor permeable material, such as leather, is filled.
  • the Outsole insert 63 On the side facing the insole 57 is on the Outsole insert 63 is a waterproof, water vapor permeable Sole functional layer 65 preferably also made of ePTFE.
  • Sole functional layer 65 extends Sole functional layer 65 on its outer edge as far in the direction Outsole circumference that there is an overlap between the Adhesive coating 47 and the sole functional layer 65 comes. Therefore, water cannot reach the filler and thus the insole 57 penetrate the lasting fold 35 over the outsole insert 63.
  • the interior of the shoe is therefore completely resistant to the ingress of Protected water while maintaining breathability in the entire shoe area.
  • the sole functional layer 65 can reach the Extend peripheral edge of outsole.
  • the sole functional layer 65 can be made of the same materials as that Shaft functional layer 21, for example with ePTFE, PU, polypropylene or polyester.
  • a third embodiment of a shoe according to the invention is in the 8 to 11 shown in different manufacturing phases.
  • an upper material laminate 67 which both an upper, for example made of leather or textile, as well contains a shaft functional layer.
  • the inside of the Upper material laminate 67 is lined with a lining 69.
  • FIG. 9 shows the 3 after the process step of sticking.
  • 10 is then on the gusset bottom 43 and the Insole underside 23 Reactive hot melt adhesive as outsole adhesive 25 applied, preferably sprayed again.
  • 11 is then within the Lasting margin 39 remaining cavity a filler 49 introduced and on the gusset bottom 43 and the bottom the filler 49 an outsole 51 made of rubber or other type Glued on plastic.
  • the filler 49 can also Outsole material be formed.
  • insole 11 again made of waterproof material. Similar to that shown in FIG. 7 second embodiment could also be used in this third Embodiment again a water-permeable insole with a waterproof, breathable outsole can be combined.
  • Fig. 12 shows a schematic, greatly enlarged two-dimensional Representation of a section of a sole structure with lasting adhesive 37 in Form of three-dimensional cross-linking of molecular chains fully reacted hot melt adhesive.
  • the three-dimensionality of the Networking arises from the fact that the molecular chains of the Reactive hot melt adhesive also in the third one, which is not visible in FIG. 12 Dimension (perpendicular to the surface of the drawing) in the for two Network dimensions shown way. This leads to one particularly strong protection against the ingress of water into the Adhesive.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
EP99122872A 1998-11-17 1999-11-17 Article chaussant rendu etanche par coincement des rebords de l'empeigne et procede de sa fabrication Withdrawn EP1002474A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853011 1998-11-17
DE19853011 1998-11-17

Publications (1)

Publication Number Publication Date
EP1002474A1 true EP1002474A1 (fr) 2000-05-24

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EP99122872A Withdrawn EP1002474A1 (fr) 1998-11-17 1999-11-17 Article chaussant rendu etanche par coincement des rebords de l'empeigne et procede de sa fabrication

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US (1) US20020053148A1 (fr)
EP (1) EP1002474A1 (fr)
JP (1) JP2000152807A (fr)

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WO2001082731A3 (fr) * 2000-04-27 2002-05-02 Gore W L & Ass Gmbh Article chaussant avec prise de montage etanche et son procede de fabrication

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DE10300012A1 (de) 2003-01-02 2004-07-22 W.L. Gore & Associates Gmbh Wasserdichtes Schuhwerk mit elastischem Verbindungsband
US20070199210A1 (en) * 2006-02-24 2007-08-30 The Timberland Company Compression molded footwear and methods of manufacture
WO2007120064A1 (fr) * 2006-04-18 2007-10-25 Investvar Industrial, Sgps, Sa Chaussure retournée imperméable et procédé et forme pour sa fabrication
US7845097B2 (en) * 2006-12-07 2010-12-07 Callaway Golf Company Chemically-treated outsole assembly for a golf shoe
ITPD20070106A1 (it) * 2007-03-23 2008-09-24 Geox Spa Sottopiede di montaggio impermeabile all'acqua e permeabile al vapord'acqua e calzatura realizzata con detto sottopiede
DE102008027856A1 (de) * 2008-06-11 2009-12-24 W. L. Gore & Associates Gmbh Schuh mit Belüftung im unteren Schaftbereich und dafür verwendbares luftdurchlässiges Abstandsgebilde
EP2238850B1 (fr) * 2009-04-10 2014-08-13 Geox S.p.A. Chaussure imperméable et perméable à la vapeur
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