EP2123826A2 - Procédé et dispositif de fabrication d'un produit de surface et un tel produit de surface - Google Patents

Procédé et dispositif de fabrication d'un produit de surface et un tel produit de surface Download PDF

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Publication number
EP2123826A2
EP2123826A2 EP09006429A EP09006429A EP2123826A2 EP 2123826 A2 EP2123826 A2 EP 2123826A2 EP 09006429 A EP09006429 A EP 09006429A EP 09006429 A EP09006429 A EP 09006429A EP 2123826 A2 EP2123826 A2 EP 2123826A2
Authority
EP
European Patent Office
Prior art keywords
mold
mold elements
diameter
elements
surface product
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
EP09006429A
Other languages
German (de)
English (en)
Other versions
EP2123826B1 (fr
EP2123826A3 (fr
Inventor
Jan Dipl.-Ing Tuma
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.)
Gottlieb Binder GmbH and Co KG
Original Assignee
Gottlieb Binder GmbH and Co KG
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 Gottlieb Binder GmbH and Co KG filed Critical Gottlieb Binder GmbH and Co KG
Publication of EP2123826A2 publication Critical patent/EP2123826A2/fr
Publication of EP2123826A3 publication Critical patent/EP2123826A3/fr
Application granted granted Critical
Publication of EP2123826B1 publication Critical patent/EP2123826B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/006—Making patterned paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/14—Making cellulose wadding, filter or blotting paper

Definitions

  • the invention relates to a method and a device for producing a surface product as well as the surface product itself.
  • a method for producing a surface product known as a fastener part comprising a plurality of integrally connected to a carrier and symmetrically constructed form elements in the form of hooking means in the manner of each one provided with a head stem, wherein a moldable material in a forming zone between a pressure tool and a mold is supplied.
  • the opposing boundary walls are at least in a longitudinal section of the respective mold cavity continuously equipped with a convex trajectory, so that a smooth transition between the cross-sectional shapes of the stem and head part is achieved for a Verhakungsstoff the support member, so that it insofar comes to a non-inhibiting Entformungsprozeß for the surface product from the manufacturing device.
  • this document discloses a web as a surface product solution, which is produced by this process.
  • at least one of the two material layers is produced by coextrusion of the plastic material, wherein the stem ends are calendered with a further shaping roller in a further method step be so as to obtain a mushroom-shaped hook and loop closure material as the final product.
  • the present invention seeks to provide a method for producing a surface product available, with which can increase the application possibilities for pertinent surface products in an advantageous, process-reliable and cost-effective manner.
  • the invention is also based on the object to provide a device with which the manufacturing process can be reliably realized process technology, as well as to offer a surface product to the market, which is cost-effective and takes into account increased environmental requirements.
  • the pertinent objects solves a method according to the feature configuration of claim 1, a device with the feature configuration of claim 7 and a surface product according to the feature design of claim 9.
  • the inventive method is used to produce a surface product having at least partially cellulosic components, in particular made of paper or paperboard and having a support member, wherein by means of at least one forming tool individual mushroom-like form elements are formed, which are integral or separate part of the assignable support member and on this at least partially formed above.
  • the support member may be constructed of cellulosic components, for example, entirely made of paper, which should be highly absorbent and by means of the shaping tool can be individual mushroom-like form elements as integral part of the support member on this above put on.
  • the individual form elements in the form of mushroom-like projections are likewise formed from cellulosic material, in particular from paper material.
  • the carrier part of the mentioned area product is constructed in several layers, with some of the layers may prove to be particularly absorbent and the other part serves mainly the stability of the overall product.
  • the scratching effect can be improved even further if the carrier part is again made of paper;
  • the mold elements as a separate component for example, consists of cellulose material with plastic parts, applied to the support member made of paper.
  • the cellulose-plastic molded elements can be sprayed on the carrier part, for example, in the manner of enlarged drops with widened head diameters, wherein the Spraying device insofar then forms the forming tool.
  • the sprayed or otherwise applied droplets retain their droplet shape due to the surface tension of the plastic material in spite of the cellulose base and can be appropriately cured and dried on the support member, for example using a heat source.
  • the paper-like, possibly multi-layered support part then remains absorbent and the applied, on the support part solidified mushroom-like droplets, in turn, increase the scratching effect for improved cleaning of surfaces of any kind.
  • the individual form elements are formed as mushroom-shaped closure elements, so that can be produced using the method according to the invention, a fastener closure part made of paper or cardboard.
  • the adhesive fastener elements can be attached directly to paper or cardboard products such as boxes, optionally in one piece, so that the boxes can be reliably closed for receiving a packaged goods, without additional closure systems would be necessary, such as tapes, strapping, package cords and the like.
  • it is preferably provided to offset the cellulosic suspension from which the mold elements can be produced with a plastics material, for example with a predeterminable percentage of conventional polymer material.
  • the surface fastener mainly built from paper material so far proves to be particularly easy to recycle and biodegradable. Moreover, it can be produced on an industrial scale, which has a cost effect on its production price. It is surprising to one of ordinary skill in the art that he uses surface-mount fasteners such as Velcro ® fasteners using cellulosic material can build, that are reliable in use and long lasting usable.
  • the mushroom-shaped closure elements of an adhesive closure part can be combined with mushroom-shaped closure elements of another adhesive closure part to form a repeatedly openable and closable adhesive closure with each other; but it is also conceivable to connect a conventional loop or loop material of a closure part with the closure part with the hook or mushroom-shaped form elements made of paper.
  • a thermosetting curable molding compound is applied to the free head side of the respective mold element, which stiffen the paper head in order to ensure a safe Unterhakungsdorfkeit.
  • the individual mold elements can also be obtained as a hollow element, d. H. the interior of the stem of the mold element forms a cavity, which in turn can be filled if necessary, for example with flame-retardant or flame-resistant materials, so as to be able to ensure increased fire safety in safety-relevant areas.
  • the extinguishing agent can be introduced directly into the surface fastener.
  • cellulose-containing suspensions are used which are very hydrous;
  • 1% solids can come to 99% water content
  • this fact takes into account the manufacturing device insofar as the forming tool consists of a forming wire.
  • the sieve structure used in each case can also be multi-layered, so that a part of the sieve structure mainly serves the shaping of the form elements and the respective other sieve element primarily complies with the drainage task. If preferred stainless steel screens are used, the corrosion has been effectively countered, even if, if appropriate, by further additives of the suspension this should have a certain acid content.
  • the surface product produced by the method and the device can be used for a variety of applications, the list is not complete.
  • Other applications are conceivable in the field of clothing; but there are also technical applications conceivable, for example in the field of aerospace engineering, rail technology, mechanical engineering, motor vehicle construction etc ..
  • the manufacturing device according to the Fig. 1 shows their basic structure in horizontal manufacturing orientation. Between two roller-shaped guide bodies 10, of which at least one is drivable, extends a band-shaped forming wire 12, which is part of a designated as a whole by 14 forming tool.
  • the forming wire 12 has a plurality of individual mold cavities 16, which pass completely through the forming wire 12 and the respective cavity 16 has seen from the side according to the sectional view of the Fig. 1 the shape of a hyperboloid of revolution.
  • the manufacturing device according to the Fig. 1 also has an additional circulating dewatering belt 18 which is arranged in a flat surface with the forming wire 12 between this and the two guide bodies 10.
  • the dewatering belt 18 is provided with a continuous perforation 20, wherein the openings formed in the manner of a fine perforation form far more passages with a smaller cross-sectional area than those formed by the mold cavities 16 of the forming wire 12.
  • the subdivided in the manner of upper run and lower run bands 12 and 18 have in the plane of a certain width and in the Fig. 1 Cavities 16, which are shown in only one plane, extend as well as the perforation 20 into the plane of the drawing over a predeterminable distance.
  • the thus formed screen belts 12 and 18 may each have several 100 or 1000 through holes on 1cm 2 strip material surface. The better understanding because but are in the presentation after the Fig. 1 the proportions so far not correctly reproduced. In any case, the perforation 20 is such stated that the pulp material remains substantially in the mold cavities 16 and can not escape unintentionally.
  • the drive direction of the guide body 10 is in the Fig. 1 reproduced with arrows, so that in the selected drive direction, the two bands 12 and 18, in the direction of the Fig. 1 seen, move relative to the upper run position from left to right, both bands with the same axial travel speed.
  • the device according to the Fig. 1 an applicator 22, which provided on its underside with individual nozzles, the spray application, allows an even closer presented suspension.
  • a drying device 24 is arranged in the direction of travel of the two belts 12 and 14 behind the application device 22, which by means of hot air or other heat radiation (UV, IR, ultrasound) over a certain drying zone, the drying of the suspension material.
  • a collecting device 26 is arranged, which captures excess water of the suspension and removes it from the manufacturing device.
  • cooling devices may be present which cool the finished surface product, which may also facilitate demolding to that extent.
  • a blower 28 may be provided on the top of the lower run, which helps in demolding the product to be produced, the pertinent demolding process can be supported by a removal roller 30, the finished fabric produced the manufacturing device of the same for removal and further processing or shipping takes.
  • the production device can still have a calendering roller 32 for a post-forming operation, which will be explained in more detail below.
  • a cellulose-containing suspension is applied via the applicator 22 to the top of the upper run of the forming wire 12 and the aqueous suspension or Zelluslosebrei penetrates into the mold cavities 16 of the forming wire 12 a.
  • a belt-like support member 34 with which the individual mold elements 36 are integrally connected In order to facilitate the entry of the suspension, preferably in the form of cellulose pulp in the mold cavities 16, an entry auxiliary device 38, for example, consisting of two oppositely disposed spinning rollers, which support the described entry with a corresponding contact force and the density of the support member 34 with pretending.
  • the auxiliary recording device 38 may also have an air knife arrangement (not shown in more detail) with which the entry is supported to the extent described in the manner of an air curtain and under overpressure.
  • the molding process is driven at such a speed that in any case excess water escape from the suspension and can penetrate the perforation 20 of the dewatering belt 18 in order to be able to be discharged from the trough-like collecting device 26 from the production device can.
  • the already indicated drying device 24 also serves from the other side to the drying of the pulp to be solidified, which forms the paper structure for the surface product.
  • the pulp in particular in the region of the lower run of the production device dried to the extent that the band-shaped support member 34 can be deducted from the top of the forming wire 12, preferably using the removal roller 30 and the finished mold elements 36 are made pulled out the assignable mold cavities 16, which can be supported by the indicated blowing device 28 with by this compressed air blows through the perforation 20 of the dewatering belt 18, and through the mold cavities 16 of the forming wire 12 from the rear region forth.
  • the thus shaped mold elements 36 together with the carrier part 34 have a basically geometric structure, as in Fig. 3 as well as in the Fig. 4 shown.
  • head tops as in the Fig. 5 shown presses the calendering roller 32 from above on the head-side projections of the front end of each mold element 36, with the result that a flattened head geometry according to the idealized representation of the Fig. 5 established.
  • the formation of the surface product is a cellulosic suspension in which about 1% solids to 99% water content falls.
  • fibers are preferably used having a diameter between 1 .mu.m and 100 .mu.m, preferably of the order of 10 .mu.m, and the length of the respective pulp fiber should be in the range of 10 .mu.m to 2 mm, preferably about 100 .mu.m. It has proven to be particularly favorable to obtain pulp fibers from vegetable raw materials, wherein preferably pine and spruce as the feedstock result in a long-fiber pulp which can be used particularly well within the framework of the described production device.
  • a pure pulp suspension depending on the application for the finished surface product as a paper product may prove to be too stable, so that the use of plastic materials, such as polymer blends, makes sense, and it has proved to be particularly favorable 10 to 15.5% polymer material in the suspension to use.
  • additives may be added to the cellulosic suspension, such as wet strength agent in the form of melamine resin or in the form of epichlorohydrin resin.
  • an anti-sticking agent for example in the form of talcum powder, may be applied to the forming wire 12 with its cavities 16 by suitable means (not shown).
  • Other additives may be provided to cleave formaldehyde from the pulp suspension or to remove impurities that could hinder the process.
  • an active extinguishing medium may preferably be provided an extinguishing gas such as nitrogen, wherein as a nitrogen carrier, in particular melamine comes into question but also magnesium hydroxide (MDH).
  • an extinguishing gas such as nitrogen
  • a nitrogen carrier in particular melamine comes into question but also magnesium hydroxide (MDH).
  • MDH magnesium hydroxide
  • a vacuum device not shown, which, for example, arranged in the catcher 26, the dewatering of the fiber suspension favors, and pulp material as long as from the individual mold cavities 16 sucks with until a hollow stem cross-section (not shown) is created for the single mold element 36, which rests in the other with its edge-side material on the respectively assignable mold cavity 16.
  • the hollow stem part produced so far can then be provided with a flame-retardant agent or else serve to introduce another stiffening agent, for example in the form of a polymer-plastic material to be injected.
  • aqueous pulp suspension temperature around 60 ° C have proven to be favorable, and a residence time of 10 to 15 minutes at a temperature of 70 ° C for the drying zone by means of the drying device 24.
  • a Teflon coating for the calendering roll 32 is preferably provided.
  • unspecified, Binder and crosslinking materials are used to promote solidification of the pulp material.
  • a calender roll 32 as shown in the Fig. 1 can be flat head sides for the mold elements 36 reach as in the Fig. 5 demonstrated. These can then be provided as a starting material from the free head side with a thermosetting molding compound as the respective head part 40, which forms a kind of protection or Verhakungskappe in hemispherical shape.
  • thermosetting molding composition to this effect can be applied to the free end faces of the mold elements 36 via a conventional applicator, such as spray or doctor device and in the cured state, the head part 40 configured in this way is configured together with the underlying mold element 36 as a mushroom-shaped hooking element, so that in this respect a hookable Adhesive closure part is created, which forms with corresponding elements of another adhesive closure part (not shown) a repeatedly openable and closable adhesive closure.
  • a structure is maintained, as in the Fig. 3 and 4 is shown as an example, the pertinent solution of a surface product is particularly suitable for use in the fields of tissue paper, toilet paper and wipes. Since the pulp material for the support member 34 may be very thin, is in a preferred embodiment of the surface product according to the representations of the 4 to 6 below the support member 34 to form a multi-layer system, a support layer 42 is present, for example, formed from a thin-walled polymer material or the like.
  • the pertinent support layer 42 may also be elastic, so that when stretched the contrast rigid paper support member 34 can tear between the mold elements 36, with the result that depending on the applied strain the mold elements 36 move away from each other and in a starting position according to the representations after the 4 to 6 via the support member 34 in turn reach their initial position shown.
  • a roller-shaped drive body 10 is used, which is to rotate in the direction of the arrow shown.
  • a forming wire 12 is arranged, which corresponds to the forming wire 12 according to the solution of the manufacturing device according to the Fig. 1 equivalent.
  • the forming wire 12 can be easily worn in case of wear against a new exchange, without having to change the guide body 12.
  • preferably made of stainless steel forming wires 12 are cleaned off from time to time, so it is advantageous if you can remove them from the guide body 12 without problems.
  • the guide body 10 shown is provided along its upper side with a perforation, not shown, over which the dehydration can take place, so that parallels exist in this respect to the perforation 20 of the dewatering belt 18 according to the solution Fig. 1 ,
  • the solution after the Fig. 2 has a collecting device 26 for water, which is preferably formed in the present case as a vacuum device.
  • the drying device 24 is arranged, to which in turn the blowing device 28 is connected.
  • the devices 24, 26 and 28 are arranged stationary and the guide body roller 10 rotates together with the forming wire 12 about the pivot axis 44 of the overall device.
  • the solution after the Fig. 2 again has the peel-off or removal roller 30 and the insertion aid 38 is this time of a circumferential, one-piece band formed around Deflection rollers 56 is guided around and otherwise has a drive direction according to the arrow, which corresponds to the drive direction of the forming screen roller 10, 12.
  • the band of the insertion aid 38 may preferably be made of a flexible, resilient material; but here is also the use of metal foil materials, such as an aluminum foil or the like possible.
  • the band of the recording auxiliary device 38 can be driven independently or preferably be taken by the friction during the rotational movement of the guide body 10.
  • the solution according to the Fig. 2 a doctor device 48, with which the pulp-containing suspension can be applied to the forming wire 12.
  • the band-shaped insertion auxiliary device 38 then in turn helps to introduce the pulp suspension into the mold cavities 16 of the forming wire 12 while forming the band-shaped carrier part 34.
  • the finished surface product, the representation of the Fig. 3 corresponds, is then discharged on the bottom of the manufacturing device.

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  • Paper (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
EP09006429.6A 2008-05-21 2009-05-13 Procédé et dispositif de fabrication d'un produit de surface Active EP2123826B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102008024528A DE102008024528A1 (de) 2008-05-21 2008-05-21 Verfahren und Vorrichtung zum Herstellen eines Flächenproduktes sowie das Flächenprodukt selbst

Publications (3)

Publication Number Publication Date
EP2123826A2 true EP2123826A2 (fr) 2009-11-25
EP2123826A3 EP2123826A3 (fr) 2013-06-19
EP2123826B1 EP2123826B1 (fr) 2015-09-23

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EP (1) EP2123826B1 (fr)
DE (1) DE102008024528A1 (fr)

Cited By (28)

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WO2016179077A1 (fr) * 2015-05-01 2016-11-10 The Procter & Gamble Company Élément de déviation unitaire pour la fabrication de structures fibreuses ayant une surface augmentée et processus de fabrication associé
US9926667B2 (en) 2015-06-19 2018-03-27 The Procter & Gamble Company Seamless unitary deflection member for making fibrous structures having increased surface area and process for making same
US9976261B2 (en) 2015-05-01 2018-05-22 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
US9988763B2 (en) 2014-11-12 2018-06-05 First Quality Tissue, Llc Cannabis fiber, absorbent cellulosic structures containing cannabis fiber and methods of making the same
US9995005B2 (en) 2012-08-03 2018-06-12 First Quality Tissue, Llc Soft through air dried tissue
US10099425B2 (en) 2014-12-05 2018-10-16 Structured I, Llc Manufacturing process for papermaking belts using 3D printing technology
US10208426B2 (en) 2016-02-11 2019-02-19 Structured I, Llc Belt or fabric including polymeric layer for papermaking machine
US10214856B2 (en) 2016-03-24 2019-02-26 The Procter & Gamble Company Unitary deflection member for making fibrous structures and process for making same
US10233593B2 (en) 2016-03-24 2019-03-19 The Procter & Gamble Company Unitary deflection member for making fibrous structures and process for making same
US10273635B2 (en) 2014-11-24 2019-04-30 First Quality Tissue, Llc Soft tissue produced using a structured fabric and energy efficient pressing
US10301779B2 (en) 2016-04-27 2019-05-28 First Quality Tissue, Llc Soft, low lint, through air dried tissue and method of forming the same
US10422078B2 (en) 2016-09-12 2019-09-24 Structured I, Llc Former of water laid asset that utilizes a structured fabric as the outer wire
US10422082B2 (en) 2016-08-26 2019-09-24 Structured I, Llc Method of producing absorbent structures with high wet strength, absorbency, and softness
US10538882B2 (en) 2015-10-13 2020-01-21 Structured I, Llc Disposable towel produced with large volume surface depressions
US10544547B2 (en) 2015-10-13 2020-01-28 First Quality Tissue, Llc Disposable towel produced with large volume surface depressions
US10619309B2 (en) 2017-08-23 2020-04-14 Structured I, Llc Tissue product made using laser engraved structuring belt
US10676865B2 (en) 2016-10-27 2020-06-09 The Procter & Gamble Company Deflecting member for making fibrous structures
US10683614B2 (en) 2016-10-27 2020-06-16 The Procter & Gamble Company Deflecting member for making fibrous structures
US10815618B2 (en) 2016-10-27 2020-10-27 The Procter & Gamble Company Deflecting member for making fibrous structures
US10865521B2 (en) 2016-10-27 2020-12-15 The Procter & Gamble Company Deflecting member for making fibrous structures
US10933577B2 (en) 2015-05-01 2021-03-02 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
US11220394B2 (en) 2015-10-14 2022-01-11 First Quality Tissue, Llc Bundled product and system
US11391000B2 (en) 2014-05-16 2022-07-19 First Quality Tissue, Llc Flushable wipe and method of forming the same
US11396725B2 (en) 2017-10-27 2022-07-26 The Procter & Gamble Company Deflecting member for making fibrous structures
US11505898B2 (en) 2018-06-20 2022-11-22 First Quality Tissue Se, Llc Laminated paper machine clothing
US11583489B2 (en) 2016-11-18 2023-02-21 First Quality Tissue, Llc Flushable wipe and method of forming the same
US11697538B2 (en) 2018-06-21 2023-07-11 First Quality Tissue, Llc Bundled product and system and method for forming the same
US11738927B2 (en) 2018-06-21 2023-08-29 First Quality Tissue, Llc Bundled product and system and method for forming the same

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US10570570B2 (en) 2012-08-03 2020-02-25 First Quality Tissue, Llc Soft through air dried tissue
US9995005B2 (en) 2012-08-03 2018-06-12 First Quality Tissue, Llc Soft through air dried tissue
US10190263B2 (en) 2012-08-03 2019-01-29 First Quality Tissue, Llc Soft through air dried tissue
US11391000B2 (en) 2014-05-16 2022-07-19 First Quality Tissue, Llc Flushable wipe and method of forming the same
US9988763B2 (en) 2014-11-12 2018-06-05 First Quality Tissue, Llc Cannabis fiber, absorbent cellulosic structures containing cannabis fiber and methods of making the same
US11959226B2 (en) 2014-11-24 2024-04-16 First Quality Tissue, Llc Soft tissue produced using a structured fabric and energy efficient pressing
US10900176B2 (en) 2014-11-24 2021-01-26 First Quality Tissue, Llc Soft tissue produced using a structured fabric and energy efficient pressing
US11807992B2 (en) 2014-11-24 2023-11-07 First Quality Tissue, Llc Soft tissue produced using a structured fabric and energy efficient pressing
US10273635B2 (en) 2014-11-24 2019-04-30 First Quality Tissue, Llc Soft tissue produced using a structured fabric and energy efficient pressing
US10675810B2 (en) 2014-12-05 2020-06-09 Structured I, Llc Manufacturing process for papermaking belts using 3D printing technology
US10099425B2 (en) 2014-12-05 2018-10-16 Structured I, Llc Manufacturing process for papermaking belts using 3D printing technology
US11752688B2 (en) 2014-12-05 2023-09-12 Structured I, Llc Manufacturing process for papermaking belts using 3D printing technology
US10240298B2 (en) 2015-05-01 2019-03-26 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
US11725342B2 (en) 2015-05-01 2023-08-15 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
WO2016179077A1 (fr) * 2015-05-01 2016-11-10 The Procter & Gamble Company Élément de déviation unitaire pour la fabrication de structures fibreuses ayant une surface augmentée et processus de fabrication associé
US10385509B2 (en) 2015-05-01 2019-08-20 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
US11427961B2 (en) 2015-05-01 2022-08-30 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
US9976261B2 (en) 2015-05-01 2018-05-22 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
GB2555727B (en) * 2015-05-01 2021-12-01 Procter & Gamble Unitary deflection member for making fibrous structures having increased surface area and process for making same
US10933577B2 (en) 2015-05-01 2021-03-02 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
US10927500B2 (en) 2015-05-01 2021-02-23 The Procter & Gamble Company Unitary deflection member for making fibrous structures having increased surface area and process for making same
GB2555727A (en) * 2015-05-01 2018-05-09 Procter & Gamble Unitary deflection member for making fibrous structures having increased surface area and process for making same
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EP2123826B1 (fr) 2015-09-23
EP2123826A3 (fr) 2013-06-19
DE102008024528A1 (de) 2009-11-26

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