EP3048197A1 - Vliesverbandmullprodukt und Verfahren und System zur Herstellung davon - Google Patents

Vliesverbandmullprodukt und Verfahren und System zur Herstellung davon Download PDF

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Publication number
EP3048197A1
EP3048197A1 EP15152391.7A EP15152391A EP3048197A1 EP 3048197 A1 EP3048197 A1 EP 3048197A1 EP 15152391 A EP15152391 A EP 15152391A EP 3048197 A1 EP3048197 A1 EP 3048197A1
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EP
European Patent Office
Prior art keywords
spunlace
fiber
web
woven
sensing line
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
EP15152391.7A
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English (en)
French (fr)
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EP3048197B1 (de
Inventor
Jianquan Li
Huan Wang
Zaoxia Lu
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.)
Winner Medical Co Ltd
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Winner Medical Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to PL15152391T priority Critical patent/PL3048197T3/pl
Priority to RS20180771A priority patent/RS57386B1/sr
Priority to TR2018/09818T priority patent/TR201809818T4/tr
Priority to ES15152391.7T priority patent/ES2678818T3/es
Priority to HUE15152391A priority patent/HUE039055T2/hu
Application filed by Winner Medical Co Ltd filed Critical Winner Medical Co Ltd
Priority to EP15152391.7A priority patent/EP3048197B1/de
Priority to PT151523917T priority patent/PT3048197T/pt
Publication of EP3048197A1 publication Critical patent/EP3048197A1/de
Application granted granted Critical
Publication of EP3048197B1 publication Critical patent/EP3048197B1/de
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    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H18/00—Needling machines
    • D04H18/04—Needling machines with water jets
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/425—Cellulose series

Definitions

  • This invention relates to the field of gauze manufacturing, particularly to a non-woven gauze product and a method and system for manufacturing the same.
  • Gauze is a kind of woven fabric having thin and lightweight warp and weft. Due to its advantages of softness, comfort, excellent breathability, no stimulation to skin, good moisture absorption, strong stretching resistance and no fall-off of fluff, gauze is widely used in medical field. The traditional utilization of gauze covers medical gauze, sticky pad, bandage and breathing mask.
  • the non-woven fabric made by current spunlace process has a dense or loose structure.
  • Such fabric having dense structure has shortcomings of hard handfeel, poor drapability and slow speed of imbibition; while fabric having loose structure has shortcomings of having more hairiness on surface, easy pilling, fall-off of fluff, drop-out of fiber and poor strength.
  • Both of these types of spunlace non-woven cloth are not a substitute for the current woven gauze in terms of appearance, texture or performance, especially for applying in medical field due to their shortcomings of slow speed of imbibition, easy pilling or fall-off of fluff.
  • a system for manufacturing non-woven gauze product comprising:
  • a method for manufacturing non-woven gauze product by utilizing the above-mentioned system comprising:
  • a non-woven gauze product manufactured by utilizing the above-mentioned system comprising spunlace non-woven cloth having rectangular holes in an array layout formed by the impact of spunlace, the rectangular holes in an array layout being presented in a flat structure having warp and weft, and the dimension of each rectangular hole being larger than the line width of warp and weft.
  • the spunlace device includes a second spunlace machine having a shaping layer on the surface, the shaping layer is provided thereon with pointed projections disposed in a matrix arrangement, each pointed projection has a tapered top and a bottom of rectangular cross-section, the bottom size of each pointed projection is larger than the bottom distance between two adjacent pointed projections.
  • a non-woven cloth having rectangular holes in an array layout is formed by water jetting the fiber-web at the second spunlace machine. The rectangular holes in an array layout are presented in a flat structure having warp and weft, and the dimension of each rectangular hole is larger than the line width of warp and weft.
  • non-woven cloth The structure and features of such non-woven cloth are similar to those of gauze, so the non-woven cloth can be a substitute for the current gauze.
  • a gauze-like non-woven cloth is achieved by utilizing the disclosed manufacturing process of spunlace non-woven cloth herein, and the corresponding manufacturing method has advantages of short production period and low cost, which reduces the cost of such non-woven gauze product.
  • the core idea of the present invention is to manufacture gauze by the manufacturing process of spunlace non-woven cloth which has features of short production period, low cost and advanced automation. Since the non-woven gauze manufactured by the manufacturing process disclosed herein has advantages of current gauze, such manufacturing process can be a substitute for current woven gauze process to produce gauze product, which greatly reduces the cost of gauze product.
  • the current spunlace process due to the limitation of the structure of spunlace device, can only produce spunlace non-woven cloth having holes in irregular arrangement, which fails to achieve the advantages of gauze.
  • spunlace device there is an improvement in the spunlace device, and a spunlace non-woven cloth having advantages of gauze can be produced by rotary drum water jetting.
  • a system for manufacturing non-woven gauze product comprises a picker 601, a weight separator 602, a cotton collector 603, a cotton opener 604, a cotton blender 605, a cotton cleaner 606, a carding machine 607, a lapping platform 608, a spunlace device 609 and an aftertreatment device 610.
  • the cotton picker 601 is used for capturing raw cotton fiber and sending the captured raw cotton fiber to downstream equipment for processing.
  • the piker can be a reciprocating picker and can be applied to various grades of raw cotton and/or cotton-type chemical fiber.
  • the weight separator 602 is provided downstream of the picker for separating and removing the weight mixed in the raw cotton fiber sent by the picker.
  • the system for manufacturing non-woven gauze product may further comprise an iron absorption device and a metal-spark-heavy matter diverter, both disposed between the picker and the weight separator.
  • the iron absorption device is located downstream of the picker for checking and removing metal mixed in the raw cotton fiber.
  • the iron absorption device can adopt a bridge-type manner to absorb iron and the like.
  • the metal-spark-heavy matter diverter is located downstream of the iron absorption device for checking and removing metal and heavy matter and preventing a fire.
  • the cotton collector 603 is located downstream of the weight separator for collecting the raw cotton fiber processed by the weight separator and outputting the collected raw cotton fiber.
  • the cotton opener 604 is located downstream of the cotton collector for opening and cleaning the raw cotton fiber outputted by the cotton collector.
  • the cotton opener is a single-stage axial cotton opener.
  • the cotton blender 605 is located downstream of the cotton opener for blending and loosening the opened raw cotton fiber.
  • the cotton blender is a multi-bin cotton blender.
  • the cotton cleaner 606 is located downstream of the cotton blender for fine loosening and cleaning the initially loosened and blended raw cotton fiber.
  • the carding machine 607 is located downstream of the cotton cleaner for carding the fine loosened and cleaned raw cotton fiber, removing impurities and/or short flocks, and carding for fiber-web forming.
  • the system for manufacturing non-woven gauze product may further comprise a foreign fiber sorting machine, a dust removing machine, an iron absorption device and a pneumatic hopper cotton feeder, all disposed between the cotton cleaner and the carding machine.
  • the foreign fiber sorting machine is located downstream of the cotton cleaner for removing the foreign fiber mixed in the raw cotton fiber.
  • the dust removing machine is located downstream of the foreign fiber sorting machine for removing tiny impurities mixed in the raw cotton fiber.
  • the iron absorption device is located downstream of the dust removing machine for checking and removing metal mixed in the raw cotton fiber. In an example, the iron absorption device adopts a bridge-type manner to absorb iron and the like.
  • the pneumatic hopper cotton feeder is located downstream of the iron absorption device for evenly feeding the raw cotton fiber into the carding machine.
  • the lapping platform 608 is located downstream of the carding machine for spreading the fiber-web in an overlapped manner upon a set specification.
  • the number of layers for spreading the fiber-web in an overlapped manner is determined upon actual demand.
  • the fiber-web is outputted by utilizing multiple parallel carding machines and spread in an overlapped manner in the lapping platform.
  • Fig. 1 illustrates two carding machines. The number of the carding machine is selected upon the width and weight of fiber.
  • the lapping platform if there is only one carding machine, the lapping platform only acts as a transport platform without spreading the fiber-web in an overlapped manner.
  • the lapping platform 608 can adopt a paralleled manner or a staggered manner to spread the fiber-web.
  • the spunlace device 609 is located downstream of the lapping platform for water jetting the overlapped fiber-web.
  • the spunlace device comprises a first spunlace machine 30 and a second spunlace machine 40.
  • the first spunlace machine 30 includes a first rotatable barrel and a first spunlace support net 312 surrounding the first barrel;
  • the second spunlace machine 40 includes a second rotatable barrel and a second spunlace support net 412 surrounding the second barrel.
  • Spunlace heads 10 are arranged along the circumferences of the first and second spunlace machines. Prewetted spunlace heads are disposed at the introduction port of a rotary drum device. The rotary drum is rotated continuously to drive the fiber-web 20 move along the direction B.
  • the first spunlace machine 30 is a rotary drum with function of being entangled by spunlace
  • the second spunlace machine 40 is a rotary drum with function of being shaped by spunlace.
  • the fiber-web 20 is passed firstly through the first spunlace machine 30 to be water jetted from back side of the fiber-web, then passed through the second spunlace machine 40 to be water jetted from front side of the fiber-web.
  • the first spunlace machine 30 and the second spunlace machine 40 of the rotary drum device for spunlace non-woven have different rotary drum sleeves, and a rectangular hole is formed during water jetting the fiber-web 20 from the back side.
  • the first barrel of the first spunlace machine 30 comprises a first rotary drum sleeve 31, a sealing element 32 and an inner container 33.
  • the first rotary drum sleeve 31 is surrounded the surface of the rotary drum for supporting the fiber-web 100 to be water jetted.
  • One end of the inner container 33 of the rotary drum is connected to a gas-water separator (not shown in the figures).
  • Each spunlace head 10 is respectively provided with a suction port 34 of a suction groove.
  • the suction port 34 is communicated with a support frame 35.
  • the suction port 34 and the support frame 35 form a negative pressure suction system or part of the negative pressure system, which is used for drawing water from the fiber-web 100 and the first rotary drum sleeve 31.
  • the sealing element 32 is mounted between the inner container 33 and the first rotary drum sleeve 31 and used for sealing and holding the first rotary drum sleeve 31.
  • the first rotary drum sleeve 31 comprises a first rotary drum sleeve barrel 311.
  • the first spunlace support net 312 is disposed outside the first rotary drum sleeve barrel 311.
  • the first spunlace support net 312 is used for supporting the fiber-web for water jetting.
  • the first rotary drum sleeve barrel 311 can be a steel plate having drilled holes or a honeycomb net rolled into a cylinder.
  • the first spunlace support net 312 can be a stainless steel wire net or a nickel wire net.
  • the first spunlace support net 312 can also be a double-layer net, for example an overlapped double-layer net with a stainless steel wire net and a nickel wire net.
  • the second barrel of the second spunlace machine 40 (i.e. rotary drum with function of being shaped by spunlace) comprises a second rotary drum sleeve 41, a sealing element 42 and an inner container 43.
  • a suction port 44 for collecting water flow is provided inside the second rotary drum sleeve 41.
  • the suction port 44 is communicated with a support frame 45.
  • the second rotary drum sleeve 41 comprises a second rotary drum sleeve barrel 411.
  • the second spunlace support net 412 is disposed outside the second rotary drum sleeve barrel 411.
  • the second rotary drum sleeve barrel 411 is a punching hole mesh rolled into a cylinder, for example the barrel is made of a sheet of stainless steel on which holes are punched.
  • the second rotary drum sleeve barrel 411 clings to the inner surface of the second spunlace support net 412 to support the second spunlace support net 412, so that the second spunlace support net 412 can withstand pressure during spunlace negative pressure suction to better pump water away, thus better entangling fiber on the second spunlace support net 412.
  • the second spunlace support net 412 comprises a shaping layer 413 provided with thereon with pointed projections 414 disposed in a matrix arrangement and a through hole, each pointed projection 414 has a tapered top and a bottom of rectangular cross-section, the bottom size (d1) of each pointed projection 414 is larger than the bottom distance (d2) between two adjacent pointed projections.
  • the bottom size of each pointed projection 414 refers to the long and wide of the rectangular cross-section at the bottom of the pointed projection 414.
  • the bottom distance between two adjacent pointed projections refers to the vertical interval between an edge of the pointed projection 414 and an edge of adjacent pointed projection close thereto. As shown in Fig. 8 and Fig. 9 , the distance d1 is larger than the distance d2.
  • the shaping layer 413 functioned as forming rectangular holes required by spunlace non-woven, is located at the surface layer of the second spunlace support net 412.
  • the pointed projection 414 comprises a cuboid portion 4141 at its lower end and a tip portion 4142 at its upper end.
  • Fig. 8 and Fig. 9 show two different shapes of the tip portion 4142; however, in other embodiments, the shape can also be properly changed according to actual requirement.
  • the tip portion 4142 forms the tapered top of the pointed projection, which makes it easier to form rectangular holes on the fiber-web during water jetting.
  • the bottom distance between two adjacent pointed projections is 0.1 ⁇ 1mm
  • the density of the pointed projections on the shaping layer 414 is not less than 50 per square inch, for example, choosing 75 per square inch to manufacture gauze product having sparser structure.
  • Fig. 10 shows a side view from outside of the second rotary drum sleeve 41
  • Fig. 11 shows a side view from inside of the second rotary drum sleeve 41.
  • Each pointed projection 414 on the shaping layer 413 is provided around with through holes 415 for pumping wastewater after water jetting.
  • the suction port 44 is communicated with the through holes 415.
  • the through holes are not marked in Fig. 7 .
  • the shaping layer 413 is made from polyester polymer or metal material, such as polycarbonate material.
  • the pointed projections 414 on the shaping layer 413 can be made by casting process.
  • Fig. 12 shows a side view from inside of the second rotary drum sleeve 41 according to another embodiment.
  • the spunlace support net 412 may further comprise a rebounding layer 416 clung to the inner surface of the shaping layer 413.
  • the rebounding layer 416 is a metal wire net, for example a stainless steel wire net.
  • the rebounding layer 416 is used to prevent fiber from entering into the suction port 44 with water flow of spunlace. Moreover, the water flow jetted across fiber is slightly rebounded by the rebounding layer 416, which makes the fiber entangled better with the shaping layer 413.
  • the second spunlace support net 412, the rebounding layer 416 and the second rotary drum sleeve barrel 411 are successively combined without misplacement.
  • the dimension of an opening of the rebounding layer 416 is larger than that of the through hole 415, which makes a better effect on rebounding the water flow.
  • the thickness of the second rotary drum sleeve barrel 411 is larger than that of the second spunlace support net 412 and the rebounding layer 416, which plays a good role in supporting function.
  • the pointed projections 414 each having a tapered top, provided on the shaping layer 413 of the second spunlace machine 40, form rectangular holes arranged regularly in a matrix manner on the fiber-web during water jetting.
  • the cotton fiber entangled between adjacent rectangular holes forms a crisscrossed structure of warp and weft. Since there is no overlap between warp and weft, the shaping layer 413 is flat except the projections and through holes.
  • the aftertreatment device 610 is located downstream of the spunlace device for post-processing the product obtained after water jetting process to receive non-woven gauze product.
  • the aftertreatment device can comprise a degreasing and bleaching device, a dryer, a coiler, a cutter and the like.
  • a method for manufacturing non-woven gauze product by utilizing the above-mentioned system provided correspondingly in this embodiment comprises:
  • a non-woven gauze product manufactured by the above-mentioned method provided correspondingly in this embodiment comprises spunlace non-woven cloth.
  • the spunlace non-woven cloth has rectangular holes in an array layout formed by the impact of spunlace.
  • the rectangular holes in an array layout are presented in a flat structure having warp and weft.
  • the dimension of each rectangular hole is larger than the line width of warp and weft.
  • the dimension of the rectangular hole refers to the long and wide of the rectangular hole.
  • the line width of warp and weft of the non-woven gauze is 0.1 ⁇ 1mm.
  • the warp/weft density refers to the number of warp/weft per inch.
  • the density of the rectangular holes refers to the number of the rectangular holes per square inch.
  • the density of the rectangular holes is not less than 50 holes per square inch, for example, 75 holes per square inch.
  • the warp/weft density of the non-woven gauze product may be chosen as 19*15 per inch or 30*20 per inch.
  • the holes on a sheet of gauze are holes of relatively rigid rectangle.
  • the non-woven gauze provided in this embodiment the rectangular holes thereof are rigidly rectangular holes. Therefore the non-woven gauze has gauze-like effect as well as gauze-like structure and features.
  • the non-woven gauze product can be used as a medical dressing formed by superimposing multiple layers of spunlace non-woven cloth.
  • the system of this embodiment further comprises a sensing line transporter 807 for transporting a sensing line 804 to the lapping platform 608 and to a place between upper and lower fiber-webs delivered by one or more carding machine.
  • the lapping platform 608 is provided with a press roller 801 for pressing the sensing line 804 delivered by the sensing line transporter to the place between the upper fiber-web 805 and lower fiber-web 806 when spreading the fiber-web in an overlapped manner.
  • the sensing line transporter 807 can be an unwinding device.
  • a double doffer carding machine is generally adopted, which can output two layers of fiber-web.
  • the two layers of fiber-web outputted by the carding machine are served as an upper fiber-web and a lower fiber-web delivered to the lapping platform.
  • the two layers of fiber-web outputted by each carding machine are firstly combined together as one layer of fiber-web, then the combined fiber-web from one or more carding machines is served as the lower fiber-web delivered to the lapping platform, and the combined fiber-web from the rest carding machines is served as the upper fiber-web delivered to the lapping platform.
  • Fig. 1 there are two carding machines shown in Fig. 1 , wherein the two layers of fiber-web outputted by one carding machine are combined together as one layer which is served as the lower fiber-web delivered to the lapping platform, and the two layers of fiber-web outputted by the other carding machine are combined together as one layer which is served as the upper fiber-web delivered to the lapping platform.
  • the system for manufacturing non-woven gauze product further comprises a coater 802 for coating adhesive on the sensing line prior to embedding the sensing line into the place between the upper and lower fiber-webs.
  • the sensing line will closely stick to the fiber-web after coated by the coater and pressed by the press roller.
  • the fiber stuck to the sensing line is moved to one side integrally due to the constraint of the sensing line, such that the sensing line is still remained to be a straight line, which will not affect the appearance of the non-woven cloth as well as subsequent cutting process.
  • a spraying or paint method can be adopted.
  • it can be performed in a manner of coating upon an preset interval, so as to protect the softness of non-woven cloth from the effect of adhesive.
  • the sensing line between the upper and lower layers of fiber-web When the sensing line between the upper and lower layers of fiber-web is pressed with the press roller, the sensing line may be moved relative to the two layers of fiber-web due to vibration of mechanical equipment, which may affect the straightness of the pressed sensing line.
  • a metal ring 803 is provided ahead of the coater in the system for manufacturing non-woven gauze product. The sensing line is threaded through the metal ring 803.
  • the sensing line between the upper and lower layers of fiber-web is pressed with the press roller, the movement of the sensing line is restrained due to the fixation on the sensing line by the metal ring 803, thus ensuring the straightness of the sensing line.
  • the metal ring can be secured to one end of a fixed link, and the other end of the fixed link is secured to the lapping platform.
  • the end of the fixed link secured on the lapping platform can be provided with a rotatable structure.
  • the position of the metal ring can be adjusted by adjusting the fixed link, thus adjusting the track of the chip-binding wire (which will be described hereinafter).
  • the combined fiber-web is immediately delivered to the spunlace device.
  • the first spunlace head is disposed as closest as possible to the press roller.
  • a sensing line can be embedded into gauze having rectangular holes. There can be one embedded sensing line, or more embedded sensing lines arranged parallelly upon a preset interval.
  • a plurality of sensing line transporters are needed correspondingly to deliver a plurality of sensing lines parallelly upon a preset interval to the place between upper fiber-web and lower fiber-web.
  • step 708 i.e. lapping step
  • step 708 further comprises a step of embedding a sensing line between two layers of fiber-web.
  • the lapping step further comprises a step of coating adhesive on the sensing line prior to embedding the sensing line into the place between the upper and lower fiber-webs.
  • the sensing line will closely stick to the fiber-web after being coated by the coater and pressed by the press roller.
  • a spraying or paint method can be adopted to coat adhesive on the sensing line.
  • a sensing line can be embedded into gauze having rectangular holes.
  • FIG. 16 another non-woven gauze product manufactured by the method of this embodiment is provided correspondingly in this embodiment.
  • the difference between this embodiment and Embodiment I is that a sensing line 901 is embedded between two layers of the spunlace non-woven cloth.
  • the sensing line 901 is embedded between the fiber of the spunlace non-woven cloth, and the upper and lower surfaces thereof are covered by entangled fibers.
  • the label 902 represents non-woven layer.
  • the sensing line can be a X-Ray detectable thread or a chip-binding wire bound with a chip capable of transmitting radio signals (e.g. radio-frequency signals).
  • radio signals e.g. radio-frequency signals
  • the X-ray detectable thread can be fiber coated with X-ray absorption material (e.g. barium sulfate).
  • X-ray absorption material e.g. barium sulfate
  • the sensing line is a chip-binding wire.
  • the chip-binding wire comprises a metal wire 903, a chip 904, a non-woven layer 905 and a fixing thread 906.
  • One or more chips 904 arranged upon a preset interval are fixed on the metal wire 903.
  • the non-woven layer 905 is wrapped around the outside of the metal wire 903 and the chip 904.
  • the fixing thread 906 is wound around the outside of the non-woven layer 905.
  • the metal wire 903 is tiny, for example adopting a copper wire. Furthermore, the metal wire is a continuous copper wire or a plurality of end-to-end binding copper wire sections. In the case that the metal wire is a plurality of end-to-end binding copper wire sections, each section is provided with at least a chip, and that when only one chip, the chip can be disposed at the midpoint of the copper wire section.
  • the chip 904 can emit radio signals. Each chip has a correspondingly independent serial number which can be detected by a receiver used for receiving radio wave. The distance between two chips can be set according to actual requirement, for instance 29cm.
  • the chip is cohered to the metal wire by conducting resin, and the metal wire can act as an antenna, thereby increasing the detection distance of the chip.
  • the fixing thread 906 is combined therein with at least one thread of spandex.
  • the fixing thread 906 can be formed of multiple yarns, and the spandex thread is combined inside the multiple yarns.
  • the elasticity of the spandex thread is higher than that of normal yarn, thus improving the elasticity of the fixing thread and making the wrapped thread more solid.
  • the non-woven gauze product provided in this embodiment can be a medical dressing formed by superimposing multiple layers of spunlace non-woven cloth. If the medical dressing is dropped in human body during surgery, it can easily be checked out because of the embedded sensing line, so as to avoid the occurrence of medical malpractice.
EP15152391.7A 2015-01-23 2015-01-23 Vliesverbandmullprodukt und Verfahren und System zur Herstellung davon Active EP3048197B1 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
RS20180771A RS57386B1 (sr) 2015-01-23 2015-01-23 Netkani proizvod poput gaze i postupak i sistem za njegovu proizvodnju
TR2018/09818T TR201809818T4 (tr) 2015-01-23 2015-01-23 Dokunmamış gazlı bez ürünü ve bunun üretimi için yöntem ve sistem.
ES15152391.7T ES2678818T3 (es) 2015-01-23 2015-01-23 Producto de gasa no tejida y método y sistema para la fabricación del mismo
HUE15152391A HUE039055T2 (hu) 2015-01-23 2015-01-23 Nemszõtt géztermék, valamint eljárás és összeállítás annak gyártására
PL15152391T PL3048197T3 (pl) 2015-01-23 2015-01-23 Produkt włókninowej gazy oraz sposób i układ do jego wytwarzania
EP15152391.7A EP3048197B1 (de) 2015-01-23 2015-01-23 Vliesverbandmullprodukt und Verfahren und System zur Herstellung davon
PT151523917T PT3048197T (pt) 2015-01-23 2015-01-23 Produto de gaze não tecida e método e sistema para fabricar o mesmo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15152391.7A EP3048197B1 (de) 2015-01-23 2015-01-23 Vliesverbandmullprodukt und Verfahren und System zur Herstellung davon

Publications (2)

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EP3048197A1 true EP3048197A1 (de) 2016-07-27
EP3048197B1 EP3048197B1 (de) 2018-04-18

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EP (1) EP3048197B1 (de)
ES (1) ES2678818T3 (de)
HU (1) HUE039055T2 (de)
PL (1) PL3048197T3 (de)
PT (1) PT3048197T (de)
RS (1) RS57386B1 (de)
TR (1) TR201809818T4 (de)

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CN109385744A (zh) * 2018-09-26 2019-02-26 振德医疗用品股份有限公司 一种柳絮针刺非织造医用敷料
CN110268113A (zh) * 2016-12-14 2019-09-20 Pf非织造布有限公司 液压处理的非织造织物及其制造方法
CN111926464A (zh) * 2020-08-12 2020-11-13 王涛 一种非织造布用刺针联动装置
CN114150444A (zh) * 2021-12-02 2022-03-08 太仓天狮环保滤材有限公司 烫光无纺过滤布高效率针刺装置及针刺方法
CN114672930A (zh) * 2022-02-11 2022-06-28 杭州优纺新材料有限公司 一种水刺无纺布生产线

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US5098764A (en) * 1990-03-12 1992-03-24 Chicopee Non-woven fabric and method and apparatus for making the same
EP1688522A1 (de) * 2005-02-06 2006-08-09 Winner Industries (Shenzhen) Co., Ltd. Verfahren zum Herstellen eines wasserstrahlvernetzten Vlies' mit einem röntgenstrahldetektierbarem Element
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CN110268113A (zh) * 2016-12-14 2019-09-20 Pf非织造布有限公司 液压处理的非织造织物及其制造方法
CN109385744A (zh) * 2018-09-26 2019-02-26 振德医疗用品股份有限公司 一种柳絮针刺非织造医用敷料
CN109385744B (zh) * 2018-09-26 2021-04-20 振德医疗用品股份有限公司 一种柳絮针刺非织造医用敷料
CN111926464A (zh) * 2020-08-12 2020-11-13 王涛 一种非织造布用刺针联动装置
CN114150444A (zh) * 2021-12-02 2022-03-08 太仓天狮环保滤材有限公司 烫光无纺过滤布高效率针刺装置及针刺方法
CN114150444B (zh) * 2021-12-02 2022-12-02 太仓天狮环保滤材有限公司 烫光无纺过滤布高效率针刺装置及针刺方法
CN114672930A (zh) * 2022-02-11 2022-06-28 杭州优纺新材料有限公司 一种水刺无纺布生产线
CN114672930B (zh) * 2022-02-11 2024-02-23 杭州优纺新材料有限公司 一种水刺无纺布生产线

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