EP3462957A1 - Semelle intérieure - Google Patents

Semelle intérieure

Info

Publication number
EP3462957A1
EP3462957A1 EP17725562.7A EP17725562A EP3462957A1 EP 3462957 A1 EP3462957 A1 EP 3462957A1 EP 17725562 A EP17725562 A EP 17725562A EP 3462957 A1 EP3462957 A1 EP 3462957A1
Authority
EP
European Patent Office
Prior art keywords
insole
foot
base layer
odor
cover layer
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.)
Granted
Application number
EP17725562.7A
Other languages
German (de)
English (en)
Other versions
EP3462957B1 (fr
Inventor
Rainer Mangold
Angela Roempp
Mareike Meyer
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.)
CMC Consumer Medical Care GmbH
Original Assignee
CMC Consumer Medical Care GmbH
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 CMC Consumer Medical Care GmbH filed Critical CMC Consumer Medical Care GmbH
Publication of EP3462957A1 publication Critical patent/EP3462957A1/fr
Application granted granted Critical
Publication of EP3462957B1 publication Critical patent/EP3462957B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
    • A43B17/10—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined specially adapted for sweaty feet; waterproof
    • A43B17/102—Moisture absorbing socks; Moisture dissipating socks
    • A43B17/105—Disposable
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B1/00—Footwear characterised by the material
    • A43B1/0045—Footwear characterised by the material made at least partially of deodorant means
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
    • A43B17/003—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined characterised by the material
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
    • A43B17/003—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined characterised by the material
    • A43B17/006—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined characterised by the material multilayered
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
    • A43B17/10—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined specially adapted for sweaty feet; waterproof
    • A—HUMAN NECESSITIES
    • A43—FOOTWEAR
    • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
    • A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
    • A43B17/10—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined specially adapted for sweaty feet; waterproof
    • A43B17/102—Moisture absorbing socks; Moisture dissipating socks

Definitions

  • the invention relates to an insole for shoes, in particular as a disposable product with a base material at least two layers comprising a foot-facing cover layer and an associated shoe facing
  • Base layer and with a foot facing foot surface and an opposite shoe facing sole surface.
  • Insoles are widely known in the art. They serve, among other things, the foot feeling or the
  • Insole described which can be equipped both on the foot surface and on the sole surface with active ingredients.
  • Odor improvement agents are provided, are e.g. in EP 1 472 945 A2 and EP 0 414 634 B1
  • the task is by an insole like
  • topsheet and the backsheet are made of staple fiber nonwoven fabric and in the topsheet and backsheet are bicomponent fibers and absorbent cellulose based fibers and / or hydrophilic synthetic fibers and the insole is a combination comprising at least two
  • the bicomponent fibers should preferably have a weight fraction of at least 10% by weight, preferably at least 15% by weight, preferably at least 20% by weight, based on the total weight of the respective layer
  • Bicomponent fibers a weight fraction of the total weight of the respective layer of at most 60% by weight, preferably at most 55% by weight, more preferably at most 50% by weight, more preferably at most 45% by weight and more preferably at most 40% by weight ,
  • Bicomponent fiber as a synthetic fiber is made of two polymers of different physical or chemical properties.
  • the two polymers or the two components of a bicomponent fiber can be arranged differently within the fiber, such as side by side, or in particular in a sheath-core arrangement.
  • the bicomponent fibers used for this invention preferably have a low-melting component and a higher-melting component, preferably in a sheath-core arrangement, in which case, in the case of a sheath-core arrangement, the sheath contains the low-melting component.
  • Bicomponent fibers allow a more "point" shaped or partial connection of the two layers, since a connection takes place only via the lower-melting component, in particular sheath component
  • bicomponent fibers therefore also achieves a certain channel structure and thus improves the transfer of fluid from the top layer to the base layer, thus also away from the foot into the insole.
  • Adjustability of the liquid attraction and - binding properties advantageous contributes. Overall, this advantageously contributes to a dry microclimate at the foot of the user or in the shoe.
  • the at least two active ingredient groups are the
  • the groups of active ingredients may be distributed uniformly over the surface and / or thickness of the base layer or the cover layer, or areas may be provided which have less or no active substance than areas which have more or even more active substance.
  • An arrangement on one of the layers also means an arrangement in a coating.
  • An improved hygienic insole can be provided to active ingredient groups.
  • polyester PET
  • polyolefins in particular PP, PE, and / or polyamides or combinations thereof are conceivable.
  • Polyester-based bicomponent fibers are used.
  • the polyester bicomponent fibers have a low melting component of copolyester and a higher melting component of polyester.
  • the polyester bicomponent fibers have a core of polyester (PES) and a sheath of copolyester.
  • the identical bicomponent fibers are used in the cover layer and / or in the base layer.
  • the hydrophilic synthetic fibers provided in the nonwoven composition of the base layer and / or topsheet in addition to the bicomponent fibers preferably all have a higher melting temperature compared to the low melting component of the bicomponent fibers. Because the melting point of the hydrophilic synthetic fibers provided in the cover layer and / or the base layer is optionally higher than the melting point of the at least one component of the bicomponent fibers, these hydrophilic synthetic fibers themselves are not melted.
  • cellulosic fibers have no melting point anyway.
  • Layer arrangement so that the bicomponent fibers are melted on their surface, can be formed between fibers of the cover layer and the base layer of fusion bonds, which connect the layers together, and
  • fusion bonds are created within the individual layers, and thus also make an advantageous contribution to the partial solidification of the layers, in particular the cover layer, which is thus positively beneficial for their abrasion resistance.
  • a high solidification due to the large number of punctiform connection points obtained by the use of bicomponent fibers reduce or even prevent the detachment of individual fibers from the fiber composite and is shown in a good
  • Bicomponent fibers 1.0 to 6.5 dtex, in particular 1.2 to 4.0 dtex, and preferably 1.5 to 3.0 dtex. Particularly advantageous is the choice of fine fibers, as with the
  • Fineness of fibers a higher proportion of point-like compounds can be obtained, which is positive for the cohesion of the fibers and the layers and thus associated with a better abrasion resistance.
  • the fiber length of the bicomponent fiber is advantageously selected from 10 to 80 mm, in particular from 20 to 70 mm and preferably from 40 to 50 mm. This is
  • Fluff pulp, cotton, viscose or combinations thereof can be used in particular as absorbent cellulosic fibers.
  • hydrophilic synthetic fibers it is possible to use fibers based on a polymer of polyolefins,
  • Polyester based on a polymer of polyamides, or combinations thereof are used, the synthetic fibers having a hydrophilic finish
  • polyester-based fibers either as a bicomponent fiber and / or as a hydrophilic synthetic fiber, also proves to be particularly advantageous, in particular because of its bulky elastic behavior. It shows a volumetric property, which is due to the resilience of these fibers.
  • the base layer and the cover layer differ at least with regard to one property.
  • the property can be selected from the group fiber composition, basis weight, thickness, density, water retention capacity
  • the properties of the layers can be even better coordinated by layers are used, which complement each other.
  • the top layer can be designed so that it pulls sweat from the foot as quickly as possible and forwards it to the base layer.
  • the cover layer contains 25-35% by weight of bicomponent fibers, in particular polyester-based, at least 20% by weight, preferably at least 30% by weight, of hydrophilic synthetic fibers, in particular
  • Polyester fibers and optionally / optionally additionally up to 50% by weight, in particular up to 40% by weight of cellulose-based fibers, in particular viscose having.
  • the base layer comprises 35-60% by weight of bicomponent fibers, preferably polyester-based, at least 40% by weight of cellulose-based fibers, in particular cotton, and optionally / optionally additionally up to 10% by weight of synthetic fibers, in particular polyester fibers.
  • Needling, water jet needling, etc. are used.
  • combinations of the aforementioned solidification processes are used.
  • Particular preference is given to water jet needling or mechanical needling followed by thermal consolidation. In this way, the stability of the layer or layers and thus of the overall product can be improved, which also results in improved tread properties.
  • mechanical needling e.g. by mechanical needling
  • the porosity of the cover layer are improved and thus the ability to pass liquid.
  • the insole has a soaking time of not more than 20 seconds, in particular not more than 15 seconds and in particular not more than 10 seconds. Together with the co-ordinated structure of the cover layer and base layer, the dry microclimate on the foot can thereby be realized particularly well.
  • the infiltration time is determined according to the following procedure:
  • the feeder 300 is made of steel having a weight of 500-510 g and has a bottom plate 302 having an extension L of 100 mm ⁇ 100 mm and a height hl of 8 mm in total.
  • an opening 304 is centrally introduced, from which a cylinder 306 with an outer diameter Dl of 25 mm, with a
  • Inner diameter D2 of 20 mm and with a total height h3 of 41 mm extends.
  • the lower, directed towards the bottom plate end of the cylinder has a sieve-like Structure 308 on.
  • 25 holes 310 are arranged with a diameter of 1 mm. This sieve structure or the holes have a height h2 of 2 mm.
  • Piston lifting pipette e.g. from Eppendorf, with one
  • test specimens must be used for the performance of the test
  • Test method be designed flat. If necessary, the edges are the same for curved test products
  • the specimens shall be conditioned for a minimum of 2 hours in a standard atmosphere at 23 ° C ⁇ 2 ° C and 50% ⁇ 2% humidity.
  • the samples may be placed in the area intended for the
  • Liquid supply device is placed on the spread test specimen, so that the opening of the
  • Feed cylinder is positioned centrally on the insole. 2 ml of test solution are released through the opening cylinder poured the test specimen.
  • the measuring pipette is pushed with the end of the pipette tip at the level of the upper edge of the opening cylinder and centrally within the opening cylinder with a pull and the 2 ml test liquid is released.
  • the infiltration time is completed and is measured as soon as no more test liquid is visible in the opening cylinder.
  • the infiltration time is given as the mean value in seconds without decimal place.
  • the foot feel can be further improved preferably by the cover layer and / or the base layer
  • the water retention capacity of the base layer is higher than the water retention capacity of the cover layer.
  • the water holding capacity of the insole is the water holding capacity of the insole.
  • the water holding capacity is determined by the following method.
  • Wire mesh has external dimensions 120 mm x 120 mm, with a mesh size of 1.5 - 2 mm and a mass of approx. 23 +/- 2 g.
  • Beaker or vessel with a dimension suitable for receiving the wire mesh
  • sample test strips of 100 mm ⁇ 100 mm are punched out of the test layer or out of the overall product. If the samples are narrower, narrower test strips are punched out and
  • the layers are correspondingly separated from the overall product, the insole.
  • the specimens with a total weight of at least 1 g are clamped evenly in the wire mesh. If a single sample weighs less than 1 g, several samples are stacked into a stack of samples that should weigh at least 1 g.
  • the water absorption capacity is calculated according to the equation (M2 - Ml) / Ml and then given in g / g. The value is averaged out of 3 determinations rounded to one decimal place.
  • the cover layer is formed so that it absorbs liquid, especially sweat well and forwards to the base layer to quickly transport the liquid away from the foot.
  • the cover layer is able to distribute the liquid in the lateral direction, ie in the surface of the cover layer, in order to use the capacity of the base layer for liquid absorption as uniformly as possible and thus optimally.
  • the two layers substantially over their entire overlapping
  • the compound can take place via embossing patterns.
  • embossing patterns Particular preference is given to base layer and cover layer via an over Calendering produced embossed pattern interconnected.
  • Insole is preferably 5 - 15%.
  • the active ingredient groups are preferably provided on the foot surface and on the sole surface.
  • the odor absorbent is provided on the sole surface. This can prevent that emerging from the sole surface escaping smell, which may also be stuck in the shoe. In particular, already existing in the shoe
  • Sole surface odor absorbent is provided to reduce or prevent odor in the sweat-storing layer.
  • odor absorption should in particular also be understood to mean an adsorption mechanism.
  • the odor-masking substance is provided on the foot surface and / or in the cover layer, in order to counteract the odor arising directly at the foot.
  • an antimicrobial agent is provided on the foot surface and / or in the cover layer and / or on the sole surface and / or in the base layer.
  • the odor can be combated by bacteria, as the sweat-decomposing bacteria in their
  • the antimicrobial agent serves to combat microorganisms on the sole side, and thus also to combat
  • Active ingredient groups are not mixed in the base layer and / or in the cover layer, but essentially remain on the sole and / or foot surface.
  • at least two groups of active ingredients are provided exclusively on the sole surface and / or foot surface. It is particularly preferred that at least one active substance group is provided in particle-bound and / or polymer-bound form on the sole and / or foot surface of the base material.
  • at least two of the drug groups are provided in particle bound and / or polymer bound form on the sole and / or foot surface. In this way, it can be ensured that the active ingredients in the
  • Drug group especially the antimicrobial
  • Active substance not in particle-bound and / or
  • polymer-bound form is provided on the sole and / or foot of the base material and thus in the interior the respective situation, in particular also the adjoining situation can diffuse and / or diffused.
  • This can already be provided by the manufacturer or, when used, can be effected by the welding liquid which introduces the active substance into the cover layer and / or base layer, which together form the base material.
  • antimicrobial agent in the cover layer and / or on the cover layer, so foot surface, to counteract the odor caused by advancing fresh sweat and an odor-absorbing agent in or on the
  • activated carbon can be used, which are e.g. may be incorporated into a coating applied to the sole surface.
  • odor-masking substances may also be present on or in the top layer with an odor-absorbing substance
  • Active ingredient may be combined on the sole surface or in the base layer to mask the newly occurring odors.
  • the combination thus has at least one antimicrobial agent, an odorant and an odor mask
  • Sole area at least one drug group is arranged.
  • the insole can do this on the sole surface
  • the coating can be made of point, line and / or sheet-like coating elements or
  • At least one of the active substance groups is preferably introduced into the coating and / or connected to it.
  • the odor absorbent and / or the antimicrobial agent is introduced into the coating and / or connected to it.
  • the coating on the sole surface may consist of a
  • the individual patterns are preferably more than just a punctiform pattern.
  • the line preferably does not extend exclusively as a straight line in FIG only one vector direction, but this pattern of lines has at least one curvature and / or at least one kink.
  • Individual patterns can have arrangements as pattern groups, in which at least two pattern elements
  • Pattern element at least partially surrounds or rotates another pattern element, such as concentric
  • Air permeability and / or breathability and / or flexural rigidity of the insole are kept high, at the same time good ergonomic adaptation to the foot of a wearer or to the surface contours of the shoe.
  • Coating elements capture the sole surface substantially in its entire extent, so not only
  • the coating extends over the entire sole surface, wherein, depending on the intended pattern, individual areas of the sole surface, such as the toe / bale area and / or
  • Areas such as the arch area may have a lower density.
  • the at least one active substance group is introduced into the coating or bound thereto, so that the perspiration and thus odor-prone areas of the shoe, as just in particular in the toe / bale area, are taken into account.
  • Line width at least 0.2 mm, in particular at least 0.4 mm, in particular at least 0.5 mm and more particularly at least 0.6 mm.
  • the line width should preferably be at most 2 mm, preferably
  • the line length in relation to the line width should be at least 5 times, preferably at least 6 times, more preferably at least 8 times and more preferably at least 10 times the line width
  • the height of the coating elements should be at least 0.1 mm, in particular at least 0.2 mm.
  • the height of the coating elements should not exceed 0.8 mm, further in particular not more than 0.6 mm and more particularly not more than 0.4 mm.
  • the measurement of the height can be determined with a microscope with a corresponding magnification, as the difference between an averaged upper edge of the base material and the upper edge of the coating elements.
  • the weight per unit area of the coating on the sole surface can be at least 5 g / m 2 , in particular at least 10 g / m 2 , more particularly at least 15 g / m 2 and more
  • the basis weight should preferably be limited to 50 g / m 2 and more particularly to at most 30 g / m 2 .
  • the coating is in particular polymer-based and in particular based on a polymer taken from the group comprising polyolefins (in particular PE, PP),
  • Acetates in particular ethylene vinyl acetates (EVA), polyamides (PA), styrene polymers or combinations thereof.
  • EVA ethylene vinyl acetates
  • PA polyamides
  • styrene polymers or combinations thereof.
  • Shore A hardness Materials having a Shore A hardness of at least 30, in particular of at least 40, in particular of at least 50, more particularly at least 60 and in particular of at most 90, more particularly of at most 80, further more preferably at most 70 in question.
  • Shore A hardness is measured according to DIN 53505: 2000-08 and ISO 868: 2003 (E).
  • a Shore A hardness tester is used.
  • the sole side with the coating may have a dynamic coefficient of friction measured according to ASTM D 1894-01 of at least 0.6, in particular at least 0.8 and more particularly at least 1.0, with maximum values of at most 2.0, more preferably at most 1.5 and in particular at most 1.2 should be achieved.
  • the insole has at least two different groups of active ingredients.
  • the odor absorbent can be selected from the group of carbons, in particular activated carbon, zeolites, starch, kieselguhr or combinations thereof.
  • Active ingredient from the group of antimicrobial metals in particular silver, or the polysaccharides, in particular chitosan, or combinations thereof may be selected.
  • Antimicrobial metals have the advantage that the active ingredient in the form of ions only with access of
  • Liquid is free and thus a needs-based
  • the amount of odor-producing bacteria can be at least limited.
  • this can preferably be used in the form of silver particles.
  • the silver particles may preferably consist of a matrix, in particular of a glass-ceramic matrix, on the surface and / or in the interior of which silver is bound.
  • odor-masking substance is a fragrance-imparting fabric on a synthetic and / or natural basis.
  • essential oils or perfume oils are conceivable.
  • the odor-masking substance is particularly preferably an at least partially bound and / or complexed perfume, such as, for example, a fragrance embedded in cyclodextrin structures and / or in particular a microencapsulated perfume, in particular a
  • Perfume oil includes.
  • microencapsulated fragrances there is the advantage that they can realize a sustained release of active substance.
  • Microcapsules by pressure or shear e.g. be destroyed by the weight of the person and thereby the
  • Fragrance is released in a controlled manner.
  • the antimicrobial active ingredient in a basis weight of 0.001 - 2 g / m 2 , in particular from 0.01 to 2 g / m 2 , more particularly from 0.05 to 1.5 g / m 2 , more particularly of 0.1 - 1.0 g / m 2 , more particularly of 0.1 - 0.5 g / m 2 'is provided.
  • the insole is equipped with an antimicrobial agent in a proportion based on the entire insole of
  • 0.0001 - 2% by weight in particular from 0.001 to 2% by weight, more particularly from 0.002 to 1.5% by weight, more particularly from 0.002 to 1.0% by weight.
  • the odor absorbent may preferably with a
  • the insole is equipped with an odor absorbent in a proportion based on the entire insole from 0.1 to 6 wt%, in particular from 0.5 to 5 wt%, on
  • the insole is equipped with an odor-masking substance in a proportion based on the entire insole of 0.05
  • Odor absorption agent having a weight ratio of 1: 2 to 1: 500 and / or the combination of the active ingredient groups antimicrobial agent and odor masking substance in a weight ratio of 1: 0.5 to 1: 150.
  • the base material has, especially in multilayer base material, a base layer with a basis weight preferably of at least 180 g / m 2 , more preferably of at least 200 g / m 2 , more preferably of at least 220 g / m 2 , more preferably of at most 300 g / m 2 , more preferably at most 280 g / m 2 , continue
  • the cover layer has a weight per unit area of at least 10 g / m 2 , more preferably of at least 15 g / m 2
  • the top layer may preferably for the summer lower
  • the thickness of the insole including a coating on the sole surface of 1 - 3 mm, preferably 1 - 2 mm.
  • the determination of the thickness of an insole is carried out using a specific measuring pressure of 0.5 kPa on a probe surface of 25 cm 2 .
  • a thickness gauge DMT Schröder can be used.
  • the thickness is determined on the basis of DIN EN ISO 9073-2: 1995.
  • the insole is preferably a Werfwerf jet, so a disposable product. Basically, however, insoles are conceivable that can be washed or cleaned.
  • Figure 1 an insole according to the invention
  • Figure 2 an insole according to Figure 1 with additional
  • FIG. 3a shows schematically a cross-section through the base material of a device according to the invention
  • Figure 3b a schematic representation of a section of a
  • FIG. 5 enlarged in the illustrations a) to c)
  • Cutouts from an insole according to the invention are cutouts from an insole according to the invention.
  • Figure 6 schematic representation of the test device for the leaching time.
  • FIG. 1 shows a plan view of the sole surface of an insole 100 according to the invention, wherein the sole surface 102 in application of the insole faces an insole of a shoe and that of the sole surface 102
  • the insole 100 consists of a two-layer base material, with a
  • the cover layer 200 and the base layer 202 consist of a staple fiber fleece.
  • the nonwoven material contains in the top layer and in the base layer bicomponent fibers, shown by the reference numeral 150, and absorbent cellulose-based fibers and / or hydrophilic synthetic fibers, represented by the reference numeral 152.
  • both in the cover layer 200 and in the base layer 202 at least 10% by weight of bicomponent fibers are preferably contained in the total weight of the respective layer, wherein preferably a proportion of 60% by weight is not
  • the bicomponent fibers with their low-melting component preferably the sheath component, contribute to a punctiform connection 160 of FIG.
  • the cover layer and the base layer advantageously show a water absorption capacity of at least 2 g / g.
  • the insole has a soak time of a maximum of 20 seconds.
  • the base material is solidified by being embossed calendered, that is to say, it was between a heated calender roll
  • the surface structure 106 shown in FIG. 1 was formed with punctiform and ridge-shaped embossed structures 109 in the illustrated case.
  • the engraving depth achieved by the calendering is 0.7 mm in the present case, but can be adjusted as desired by those skilled in the art on the basis of his knowledge.
  • highly compressed embossed regions 109 form, in addition to the less densely compressed regions 110.
  • the proportion of the high-density regions 109 in the total area in this case is 5-15%.
  • the base material of the insole has a
  • the insole 100 facing away from the sole of the foot and facing the insole of a shoe is a coating 112
  • Coating lines 114 provided. This serves to slippage of the insole 100 in a shoe
  • the coating lines 114 are polymer-based and are preferably made of EVA (ethylene vinyl acetate).
  • the material preferably has a Shore A hardness of at least 30, preferably 60-80 and preferably not more than 90.
  • the coating lines are applied by means of an engraving process, wherein the
  • Coating lines is preferably 0.5 to 0.7 mm.
  • the height of the coating lines is preferably 0.2-0.3 mm, so that no unpleasant haptic effects occur on the foot due to the applied coating pattern.
  • each individual pattern 120 is preferably formed by pattern groups 124, wherein the pattern groups consist of at least three pattern elements 126, in this case concentrically arranged circles, and none between the individual circles of each individual pattern group forming a single pattern
  • Coating compound is applied, so in a
  • uncoated area 116 is present. In this way, through the coating lines 114 in total Covering level on the sole area of approx. 20 - 25% achieved. With this relatively low degree of coverage by the coating, the base material of the
  • Insole further attributed and desired properties, such as air permeability and / or breathability not significantly affected.
  • Sole area measured in accordance with ASTM D 1894-01 between 0.8 and 1.4.
  • FIG. 4 shows in the illustrations a) and b) and FIG. 5 shows in the illustrations a) to c) a section through an insole 100 according to the invention comprising a base material with two layers, namely a cover layer 200 and a base layer 202.
  • the base layer 202 is facing a shoe and has the sole surface 102.
  • the topsheet 200 faces a foot and includes the
  • Foot surface 104 It can be seen in the illustrations that a coating 112 is provided on the sole surface, which coating can be designed analogously to the coating shown in FIG.
  • the base layer 202 in particular the sole surface 102 and the cover layer 200, in particular the foot surface 104, respectively
  • the active ingredients are from the
  • Active substance groups antimicrobial active substance,
  • Odor absorbent and odor masking substance selected.
  • FIGS. 4a and 4b Examples of the arrangement of two active substance groups are shown in FIGS. 4a and 4b.
  • an antimicrobial agent 204 is present on the foot surface 104 and partially also in the cover layer 202, in this case not in a polymer or polyurethane material
  • particulate bonded, applied and on the sole surface 102 is in the coating 112 a
  • Odor absorbent 206 incorporated.
  • an odor masking substance 208 on the foot surface and an antimicrobial agent 210 in the coating 112 on the sole side 102 are provided as active ingredients.
  • the odor absorbent 206 is provided in the coating 112 on the sole surface 102, wherein here preferably a highly porous, fine-grained
  • Carbon, as activated carbon is used.
  • Odor absorbent is thus in direct contact with the shoe and the odors present there. This leads to a direct and rapid absorption or binding of the odors.
  • the odor masking substance is provided on the foot surface in the form of microencapsulated fragrances containing perfume oils, which are provided with the reference numeral 208.
  • the fragrances are dosed and released controlled.
  • a polysaccharide, in particular chitosan which is indicated here by the reference numeral 204, both on the foot surface 104 and in the nonwoven material of the cover layer 200, and partially in the nonwoven material of the base layer 202.
  • FIG. 5 b An analogous design is shown in FIG. 5 b), in which case the antimicrobial agent in the form of silver particles 210 is provided on the foot surface 104.
  • the silver particles preferably consist of silver bound to a glass ceramic matrix.
  • FIG. 5c An alternative design is shown in FIG. 5c) in which silver particles 210 of the same type as in FIG. 5b) as well as the odor absorbent 206 in the coating 112 on the sole surface 102 are present.
  • the antimicrobial agent 210 may serve to control bacterial growth on the sole side, and thus odor control in the shoe.
  • the odor masking substances 208 By contained in the odor masking substances 208
  • Top layer 200 and base layer 202 control the new sweat and the formation of new odors.
  • an antimicrobial agent from the drug groups and its use in the insole, a measurable antimicrobial effect can be achieved.
  • a measurable antimicrobial effect can be achieved.
  • the insole has a basic material of one
  • the base layer has a fiber composition of 35-60% by weight of PES bicomponent fiber and further a blend of hydrophilic synthetic PES fibers and absorbent cellulosic fibers; the topsheet comprises 25-35% by weight PES bicomponent fibers and more hydrophilic synthetic PES fibers.
  • the top layer is on the base layer by means of pressure, temperature and an embossing pattern
  • Example 1 as an antimicrobial agent, chitosan is used together with a microencapsulated perfume oil
  • chitosan is 0.05-0.06% by weight and of encapsulated perfume oil is 0.5-0.65% by weight, in each case based on the total weight of the insole.
  • Odor absorbent is activated carbon on the sole side introduced in a linear polymeric coating, with a proportion of 1-2% based on the
  • Example 2 in a modification to Example 1 as
  • antimicrobial agent particle-bound silver in a proportion of 0.003 - 0.005% by weight based on the
  • the antimicrobial effect is measured on the basis of DIN EN ISO 20743A: 2013-12. As a test germ was
  • Staphylococcus epidermidis ATCC 14990 used.
  • the Test procedure is based on the absorption method and for quantitative measurement the plate counting method is used. Modifications are made such that NaCl 0.9% + 0.05% Tween 80 is used as the inoculation medium and NaCl 0.9% and 0.20% Tween 80 as elution medium.
  • the calculation of the germination over 18 hours on the sample versus the control or reference material is made according to the formula
  • logio C 0 or logio T 0 general logarithm of the
  • Such an insole offers good pedal comfort, combined with a dry foot feel and reduced

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Abstract

L'invention concerne une semelle intérieure (100) pour chaussure, en particulier sous forme de produit jetable, comprenant un matériau de base au moins à deux couches comportant une couche supérieure (200) tournée vers le pied et une couche de base (202) reliée à celle-ci et tournée vers la chaussure et comprenant une face de pied (104) tournée vers le pied et une face de semelle (102) tournée vers la chaussure, semelle intérieure dans laquelle la couche supérieure (200) et la couche de base (202) sont constituées d'une nappe de fibres discontinues, et des fibres à deux composants et des fibres à base de cellulose absorbantes et/ou des fibres synthétiques hydrophiles sont contenues dans la couche supérieure et dans la couche de base, et la semelle intérieure comprend une combinaison comportant au moins deux groupes différents de substances actives, les groupes de substances actives étant sélectionnés à partir du groupe des substances actives antimicrobiennes, des agents d'absorption des odeurs et des substances masquant les odeurs, et au moins un groupe de substances actives étant associé à la fois à la couche de base (202) et à la couche supérieure (200).
EP17725562.7A 2016-05-24 2017-05-18 Semelle intérieure Active EP3462957B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016109595.8A DE102016109595A1 (de) 2016-05-24 2016-05-24 Einlegesohle
PCT/EP2017/062027 WO2017202695A1 (fr) 2016-05-24 2017-05-18 Semelle intérieure

Publications (2)

Publication Number Publication Date
EP3462957A1 true EP3462957A1 (fr) 2019-04-10
EP3462957B1 EP3462957B1 (fr) 2020-09-02

Family

ID=58772552

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17725562.7A Active EP3462957B1 (fr) 2016-05-24 2017-05-18 Semelle intérieure

Country Status (6)

Country Link
US (1) US20200345104A1 (fr)
EP (1) EP3462957B1 (fr)
CA (1) CA3024893A1 (fr)
DE (1) DE102016109595A1 (fr)
ES (1) ES2827502T3 (fr)
WO (1) WO2017202695A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108819076A (zh) * 2018-05-29 2018-11-16 东莞市建信新材料有限公司 一种有助于人体血液循环的鞋垫制作工艺
US11058171B2 (en) * 2018-06-13 2021-07-13 Ccilu International Inc. Shoe material part
US20200170346A1 (en) * 2018-12-04 2020-06-04 Jannette Venegas Shoe Deodorizing Insert Assembly
USD903268S1 (en) 2019-02-06 2020-12-01 S. C. Johnson & Son, Inc. Insole
USD906658S1 (en) 2019-02-19 2021-01-05 S. C. Johnson & Son, Inc. Insole
CA3167591A1 (fr) * 2020-03-13 2021-09-16 Piana Nonwovens, LLC. Non-tisse a chevauchement vertical dans des articles chaussants
CH717440A2 (de) * 2020-05-18 2021-11-30 Flawa Consumer Gmbh Grössenanpassbare Einlegesohle.
CN112056693A (zh) * 2020-08-31 2020-12-11 江苏福砳生物环保科技有限公司 一种新型鞋垫及其制备工艺

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1070636A (fr) * 1953-01-24 1954-08-03 Semelle intérieure interchangeable pour chaussures
US4062131A (en) * 1976-09-10 1977-12-13 Scholl, Inc. Insoles for footwear
DE3520093A1 (de) * 1985-06-05 1986-12-11 Fa. Carl Freudenberg, 6940 Weinheim Deck- oder einlegesohle
US4864740A (en) 1986-12-22 1989-09-12 Kimberly-Clark Corporation Disposable hygienic shoe insole and method for making the same
CH679442A5 (fr) 1989-08-14 1992-02-28 Flawa Schweiz Verband Wattefab
DE19525858C1 (de) * 1995-07-15 1996-11-14 Freudenberg Carl Fa Einlegesohle für Schuhe und Verfahren zur Herstellung
US7047671B2 (en) * 2000-08-10 2006-05-23 Cheryl Steed Disposable shoe insert
DE10235511A1 (de) * 2002-07-29 2004-02-12 Paul Hartmann Ag Einlegesohle
NL1025413C1 (nl) 2004-02-05 2004-03-16 Sara Lee De Nv Inlegzool.
DE102006000782A1 (de) * 2006-01-04 2007-07-05 Johnson & Johnson Gmbh Absorbierendes mehrlagiges Verbundvlies

Also Published As

Publication number Publication date
EP3462957B1 (fr) 2020-09-02
US20200345104A1 (en) 2020-11-05
CA3024893A1 (fr) 2017-11-30
WO2017202695A1 (fr) 2017-11-30
ES2827502T3 (es) 2021-05-21
DE102016109595A1 (de) 2017-11-30

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