WO2010090220A1 - Tissu non-tissé pouvant se désintégrer dans l'eau - Google Patents

Tissu non-tissé pouvant se désintégrer dans l'eau Download PDF

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Publication number
WO2010090220A1
WO2010090220A1 PCT/JP2010/051512 JP2010051512W WO2010090220A1 WO 2010090220 A1 WO2010090220 A1 WO 2010090220A1 JP 2010051512 W JP2010051512 W JP 2010051512W WO 2010090220 A1 WO2010090220 A1 WO 2010090220A1
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Prior art keywords
water
nonwoven fabric
fiber
fibers
decomposable
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PCT/JP2010/051512
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English (en)
Japanese (ja)
Inventor
孝義 小西
努 白井
賢一 笹山
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ユニ・チャーム株式会社
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Application filed by ユニ・チャーム株式会社 filed Critical ユニ・チャーム株式会社
Priority to EP20100738551 priority Critical patent/EP2395142B1/fr
Priority to US13/147,895 priority patent/US20110294388A1/en
Priority to CN201080013038.2A priority patent/CN102362024B/zh
Publication of WO2010090220A1 publication Critical patent/WO2010090220A1/fr

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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
    • 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
    • D04H1/44—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/696—Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]

Definitions

  • This invention relates to a water-decomposable non-woven fabric that can be broken down into pieces when stirred in water.
  • Non-woven fabrics that are decomposable into pieces when in water and are agitated are known.
  • JP-A-9-78419 Patent Document 1
  • This non-woven fabric was made into a web by paper-making a mixture of regenerated cellulose fibers or synthetic fibers 70 to 97% by weight having a fiber length of 5 to 20 mm and fine pulp fibers 3 to 30% by weight having a water retention of 210 to 450%. Thereafter, a high-pressure jet water stream is jetted onto the web to mechanically interlace the fibers, and then dried.
  • This non-woven fabric can be used as a raw material such as a wet tissue, a cleaning wipe, a diaper, a sanitary napkin, etc., and is easily disintegrated by a large amount of water flow.
  • the non-woven fabric described in Patent Document 1 uses fine pulp fibers, and fine pulp fibers that have been finely beaten in a wet state and have a large surface area have fine hydrogen bonds generated when they are dried. There is a tendency to significantly increase the strength of the nonwoven fabric compared to the pulp fibers before being beaten, while making the nonwoven fabric hard, poor in flexibility, and poor in texture.
  • this nonwoven fabric is manufactured through a papermaking process and a high-pressure jet water stream injection process, but the fine pulp fibers are easily removed from the web in these processes, and other web contained in the web. It may be difficult to interlace with the fiber, and it is difficult to say that the nonwoven fabric is easy to manufacture.
  • the present invention has an object to provide a water-decomposable nonwoven fabric that is easy to manufacture and has strength and flexibility.
  • the present invention is directed to a water-decomposable nonwoven fabric that includes fibers that are mechanically entangled with each other and that can be separated from each other when stirred in water.
  • the present invention is characterized as follows. 10 to 50% by weight of the fibers are occupied by ultrafine thermoplastic synthetic fibers having a fineness of 0.01 to 0.5 dtex and a fiber length of 3 to 10 mm. 90-50% by weight of the fibers are occupied by at least one of chemical fibers having a fineness of 1-2 dtex and a fiber length of 5-20 mm and pulp fibers having a freeness of 600-770 cc. Yes.
  • the ultrafine thermoplastic synthetic fiber is formed by dividing a divided fiber.
  • the water-decomposable nonwoven fabric contains 3 to 10% by weight of a water-soluble binder.
  • the water-decomposable nonwoven fabric is formed by mixing the ultrafine thermoplastic synthetic fiber and at least one of the chemical fiber and the pulp fiber with water. It was obtained by spraying a high pressure jet water stream onto the web obtained from the slurry and then drying the web.
  • the slurry contains a water-soluble binder.
  • the water-decomposable nonwoven fabric according to the present invention mechanically entangles the fibers contained in the water-decomposable nonwoven fabric using ultrafine thermoplastic synthetic fibers having a fineness of 0.01 to 0.5 dtex and a fiber length of 3 to 10 mm. Therefore, the water-decomposable nonwoven fabric is flexible and has high tensile strength in addition to easy manufacture.
  • the figure which shows an example of the manufacturing process of a water-decomposable nonwoven fabric.
  • the water-decomposable non-woven fabric according to the present invention can be used as a surface sheet for contact with skin or a back sheet for contact with clothes in body fluid treatment products such as disposable diapers, sanitary napkins, hemorrhoid pads, dry wipes and wet wipes. It is suitable for use as a liquid crystal and can be decomposed into a plurality of strips when it is poured into a large amount of water and stirred.
  • a water-decomposable nonwoven fabric has a thickness of 0.15 to 0.4 mm and a basis weight of 25 to 60 g / m 2 , and has a fineness of 0.01 to 0.5 dtex and a fiber of 3 to 10 mm.
  • thermoplastic synthetic fiber as used in this invention means the fiber currently formed with the thermoplastic synthetic resin which can be melt-spun using an extruder.
  • the chemical fiber referred to in the present invention includes synthetic fibers including thermoplastic synthetic fibers, semi-synthetic fibers, and recycled fibers.
  • An example of semi-synthetic fiber is acetate fiber, and an example of regenerated fiber is rayon.
  • This water-decomposable non-woven fabric may also contain a water-soluble binder to reduce liquid permeability and improve tensile strength depending on its application, and on the contrary, it improves liquid permeability and liquid retention. In order to make it, it may contain a hydrophilic treatment agent.
  • FIG. 1 is a diagram showing an example of a process for producing a water-decomposable nonwoven fabric according to the present invention, and the reference numeral 1 is attached to the water-decomposable nonwoven fabric.
  • the process shown in FIG. 1 uses a well-known paper making process, and includes a first wire portion 11, a second wire portion 12, a third wire portion 13, a drying drum 14, and a winder 15.
  • the first wire unit 11 is provided with a slurry supply unit 16 and a jet water injection unit 17.
  • the slurry 21 containing the fiber mixture for forming the water-decomposable nonwoven fabric 1 and water is supplied to the first wire part 11, and the web 22 is formed by the fiber mixture.
  • the web 22 is injected with high-pressure jet water from a nozzle row 18 in which a plurality of nozzles are arranged in a crossing direction (also referred to as a CD direction) with respect to a machine direction (also referred to as an MD direction) in the injection unit 17, so The fibers contained in the web 22 are mechanically entangled.
  • the injection unit 17 is provided with a suction box 19 for sucking high-pressure jet water after injection.
  • the subsequent web 22 is carried by the second wire portion 12 and the third wire portion 13, placed on the peripheral surface of the drying drum 14, dried to become the water-decomposable nonwoven fabric 1, and taken up by the winder 15. .
  • the slurry 21 in FIG. 1 is adjusted so that the amount of the fiber mixture is 0.5 to 1.5% by weight, for example, so that the fiber mixture for forming the water-decomposable nonwoven fabric 1 and water have an appropriate ratio.
  • a plurality of types of fibers are mixed at the same ratio as the constituent ratio of each fiber in the water-decomposable nonwoven fabric 1. That is, the fiber mixture in the water-decomposable nonwoven fabric 1 and the slurry 21 contains 10 to 50% by weight of ultrafine thermoplastic synthetic fiber having a fineness of 0.01 to 0.5 dtex and a fiber length of 3 to 10 mm.
  • the fiber mixture in the water-decomposable nonwoven fabric 1 and the slurry 21 also has (a) a chemical fiber having a fineness of 1 to 2 dtex and a fiber length of 5 to 20 mm, and (b) a freeness of 600 as a measure of the beating degree. 90% to 50% by weight of at least one of pulp fibers of ⁇ 770 cc is contained.
  • thermoplastic synthetic fiber contained in the hydrolyzable nonwoven fabric 1 and the slurry 21 for example, by dividing a commercially available composite fiber of polyester and nylon having a fineness of 3.3 dtex and capable of being divided into 11 parts What is obtained can be used.
  • This composite fiber can be divided into 11 ultrafine thermoplastic synthetic fibers having about 0.3 dtex by mechanical treatment with a grinder or the like.
  • 16 ultrafine thermoplastic synthetic fibers having about 0.21 dtex obtained by dividing a commercially available composite fiber of polypropylene and polyester having a fineness of 3.3 dtex and capable of being divided into 16 parts are used.
  • an ultrafine thermoplastic synthetic fiber of about 0.21 dtex obtained by splitting a commercially available composite fiber of polyester and nylon having a fineness of 3.3 dtex and capable of being divided into 16 pieces, a fineness of 2.
  • An ultra-thin thermoplastic synthetic fiber of about 0.13 dtex obtained by dividing a commercially available composite fiber of polypropylene and polyethylene having 0 dtex and capable of being divided into 16 parts, and having a fineness of 2.2 dtex and capable of being divided into 8 parts
  • An ultrafine thermoplastic synthetic fiber of about 0.28 dtex obtained by dividing a commercially available composite fiber of polyester and polyethylene can be used for the water-decomposable nonwoven fabric 1.
  • an ultrafine thermoplastic synthetic fiber such as a meltblown fiber having a fineness in the range of 0.01 to 0.51 dtex and a fiber length in the range of 3 to 10 mm can also be used.
  • thermoplastic synthetic fibers having a fiber length in the range of 3 to 10 mm make the hydrolyzable nonwoven fabric 1 flexible with low rigidity and at the same time having high tensile strength when dry and wet. Can do.
  • the rigidity is a value measured by the bending resistance A method defined in JIS L 1096.
  • a preferred water-decomposable nonwoven fabric 1 has a test piece whose length direction matches the direction parallel to the machine direction when manufacturing the non-woven fabric 1 and a test piece whose length direction matches the cross direction perpendicular to the machine direction. The average of the stiffness values for and is 80 mm or less.
  • a nonwoven fabric having a stiffness value exceeding 80 mm is not preferred because it tends to be difficult to fit the skin when used as a sheet to be brought into contact with the skin in a body fluid treatment product.
  • the tensile strength of the water-decomposable nonwoven fabric 1 means the breaking strength when a test piece having a width of 25 mm and a length of 150 mm is pulled by setting the distance between chucks of the tensile tester to 100 mm and setting the tensile speed to 100 mm / min. is doing. Test specimens were prepared with the length direction matched with the machine direction and with the cross direction matched with each other. H.
  • the strength after conditioning at 60% for 24 hours was defined as DRY strength, and the strength after spray impregnation with ion exchange water corresponding to 200% of the weight of each test piece was defined as WET strength.
  • the preferred water-disintegrable nonwoven fabric 1 has a DRY strength of 3.0 N or more per 25 mm width in both the MD direction and the CD direction, and a WET strength of 2.0 N per 25 mm width in both the MD direction and the CD direction. That's it.
  • the evaluation of the water decomposability of the water decomposable nonwoven fabric 1 is performed as follows.
  • the evaluation method includes a visual observation method and a dispersion rate measurement method.
  • a 100 ⁇ 100 mm test piece is dried at 100 ° C. for 2 hours to obtain a dry weight (W 1 ).
  • this test piece and 800 ml of distilled water are put into a vertical separatory funnel shaker (SHKV-200 manufactured by IWKI) and shaken at a shaking speed of 240 rpm for 60 minutes, and then the inside of the separatory funnel is visually observed.
  • the water-decomposable nonwoven fabric 1 according to the present invention is decomposed to such an extent that it does not retain its original shape after shaking, or has been decomposed to at least three strips.
  • the water-decomposable nonwoven fabric 1 according to the present invention has a dispersion rate of 50% or more.
  • An ultrafine thermoplastic synthetic fiber having a fiber length in the range of 3 to 10 mm is also less likely to be regularly oriented in one direction when the web 22 is formed from the slurry 21 in the process of FIG. Since the fiber 22 is not entangled with the fibers in a complicated manner, the web 22 tends to be uniform with no uneven fiber distribution, and the water-decomposable nonwoven fabric 1 obtained from the web tends to be easily hydrolyzed.
  • the ultrafine thermoplastic synthetic fiber having a fiber length exceeding 10 mm may interfere with obtaining a homogeneous web 22 or may obstruct obtaining a water-disintegratable nonwoven fabric 1 that can be easily hydrolyzed.
  • the ultrathin thermoplastic synthetic fiber having a fiber length of less than 3 mm has the disadvantages that the fibers cannot be entangled with each other and that the first wire 11 is often dropped.
  • the pulp fiber used in the present invention can be used to make the water-decomposable nonwoven fabric 1 liquid-absorbable or liquid-permeable, but makes the water-decomposable nonwoven fabric 1 as flexible as possible. Therefore, in order to prevent dropping from the first wire 11 when it is included in the web 22 in the step of FIG. 1, it is preferable that the beating is unbeaten or low beating. More specifically, as a measure of the beating degree, the freeness is measured using a Canadian standard freeness tester in accordance with JIS P 2181, and the pulp fiber whose value is in the range of 600 to 770 cc is used. It is preferable to do.
  • the water-decomposable nonwoven fabric 1 using the same tends to have a high density and a high rigidity.
  • the water-decomposable nonwoven fabric 1 including pulp fibers and having a relatively high rigidity is suitable for use as a wipe.
  • the water-decomposable nonwoven fabric of the example having a basis weight of 35 g / m 2 and the nonwoven fabric of the comparative example Got.
  • the compositions, evaluation items, evaluation methods and evaluation results of the water-decomposable nonwoven fabric of the example and the nonwoven fabric of the comparative example are as shown in Table 1 and below.
  • NBKP Nadelholz Bleached Kraft Pulp, and means softwood bleached kraft pulp. This pulp, having a freeness of 720 cc as measured using a Canadian Freeness Standard filter, was used in the examples, and a 400 cc was used in the comparative examples.
  • PET is an abbreviation for polyethylene terephthalate fiber.
  • the split fiber-1 has a fineness of 3.3 dtex and a fiber length of 5 mm, and an ultrafine of about 0.3 dtex obtained by splitting a composite fiber of PET / nylon formed to be 11 splittable. Fiber was used. 4).
  • Split fiber-2 has a fineness of 3.3 dtex and a fiber length of 5 mm, and a fiber of about 0.21 dtex obtained by splitting a polypropylene / PET composite fiber formed so as to be capable of 16 splits. used. 5).
  • a sulfopolyester resin (AQ5SS manufactured by Eastman Chemical Company) was used as the water-soluble binder.
  • injection treatment conditions in FIG. 1 and Table 1 1.
  • the injection processing conditions of each nozzle row 18 were adjusted by changing the processing energy amount obtained by the following equation.
  • Injection flow rate (m 3 / min) 750 ⁇ total orifice opening area (m 2 ) ⁇ injection pressure (kg / cm 2 ) 0.495
  • First, second and third wires Nippon Filcon LL-70E (Evaluation items in Table 1) 1.
  • Basis weight This is the average value of the basis weight determined for three 100 ⁇ 100 mm test pieces. 2.
  • Thickness An average value of the thicknesses of three test pieces measured using a dial thickness gauge at a measurement pressure of 3 g / cm 2 . 3. Density Value calculated from basis weight and thickness. 4).
  • DRY strength A test piece having a width of 25 mm and a length of 150 mm was measured at 20 ° C. H. The rupture strength when the humidity is adjusted at 60% for 24 hours and the test piece is pulled at a chuck interval of 100 mm and a tensile speed of 100 mm / min is shown. Three test pieces were prepared in which the length direction was matched with the machine direction (MD) and the cross direction (CD), and the average value of the tensile strength of the three test pieces was determined for each direction. .
  • the DRY strength of the water-decomposable nonwoven fabric according to the present invention is preferably 3 kg or more in both the MD and CD directions. 5).
  • DRY Elongation The average value of the elongation at break of the test piece when the DRY strength was measured was determined.
  • the DRY elongation of the water-decomposable nonwoven fabric according to the present invention is preferably 10% or more in both the MD and CD directions. 6).
  • WET strength Tensile strength was determined under the same conditions as the DRY strength measurement conditions, except that the test piece was impregnated with ion exchange water corresponding to 200% of its weight.
  • the WET strength of the water-decomposable nonwoven fabric according to the present invention is preferably 2 kg or more in both the MD and CD directions. 7).
  • the average value of the elongation at break of the test piece when the WET strength was measured was determined.
  • the WET elongation of the water-decomposable nonwoven fabric according to the present invention is preferably 20% or more in both MD and CD directions. 8).
  • the test result is a value obtained by averaging the measured values of the three test pieces whose length direction is matched with the MD direction and the measured values of the three test pieces whose length direction is matched with the CD direction.
  • Water disintegration (visual observation method) One test piece of 100 ⁇ 100 mm is dried at 100 ° C.
  • test piece after drying and 800 ml of distilled water are put into a vertical separatory funnel shaker (SHKV-200 manufactured by IWKI) and shaken at a shaking speed of 240 rpm for 60 minutes. Thereafter, the inside of the separatory funnel is observed, and when the test piece is decomposed to such an extent that it does not retain its original shape, it is highly water-degradable (marked with ⁇ ), and whether the test piece is decomposed into at least three pieces is visually Depending on the number of fibers, the number of fibers that cannot be counted is moderately water-degradable ( ⁇ mark), and when the test piece is not moderately degradable, poorly water-degradable ( ⁇ mark).
  • the water-decomposable nonwoven fabric according to the present invention has high water-degradability or moderate water-decomposability.
  • the sample is transferred to a cage and the test piece remaining in the cage is dried at 100 ° C. for 2 hours to obtain the dry weight (W 2 ).
  • This dry weight W 2 obtains the dispersion rate from dry weight W 1 Metropolitan determined when visually observed by the following equation.
  • Dispersion rate (%) ⁇ (W 1 ⁇ W 2 ) / W 1 ⁇ ⁇ 100 10.
  • Liquid retention ratio Five sheets of specified filter paper are stacked on JIS P 3801 having a size of 100 ⁇ 100 mm, and a test piece (weight W 0 ) of 100 ⁇ 100 mm is placed thereon. Using a buret, 1 cc of physiological saline is dropped at a rate of 1 cc / 2 seconds from a height of 10 mm using a burette. The weight (W 1 ) of the test piece after 30 seconds from dropping is determined, and the liquid retention rate is calculated by the following formula.
  • Liquid retention rate (%) ⁇ (W 1 ⁇ W 0 ) / W 0 ⁇ ⁇ 100
  • the water-decomposable nonwoven fabric 1 according to the present invention has a high liquid retention rate by including pulp fibers and / or rayon fibers.
  • the water-degradable nonwoven fabric 1 having a liquid retention rate higher than 20% is suitable for use as dry wipes or wet wipes.
  • Liquid absorption time At the time of measuring the liquid retention rate, the time from the end of dropping of the physiological saline to the disappearance of the physiological saline water droplets from the surface of the test piece is measured. In Table 1, the measurement time of 1 second means that the time for which the water droplets disappeared was 1 second or less.
  • the water-decomposable nonwoven fabric 1 according to the present invention can be used for a body fluid treatment article as a liquid-permeable water-decomposable nonwoven fabric when the liquid absorption time is 3 seconds or less. Those having a time of 6 to 8 seconds can be used for body fluid treatment articles as a hardly liquid-permeable water-decomposable nonwoven fabric. 12 Diffusion area At the time of measuring the liquid retention rate, a dimension ML (mm) in which the physiological saline spreads in the MD direction on the surface of the test piece and a dimension CL spread in the CD direction after 30 seconds from the dropping of the physiological saline. (Mm) is measured, and the diffusion area is determined by the following equation.
  • the water-decomposable nonwoven fabric 1 according to the present invention tends to have a large diffusion area by including rayon and / or pulp fibers which are hydrophilic fibers.
  • the water-decomposable nonwoven fabric 1 having a diffusion area larger than 2000 mm 2 is suitable for use as dry wipes or wet wipes.
  • the water-decomposable non-woven fabric 1 having a diffusion area smaller than 1800 mm 2 is suitable for making a body fluid treatment article excellent in spot absorption.
  • Example 1 As the fiber mixture in the slurry in the step of FIG. 1, a fiber mixture containing 20% by weight of split fiber-1 which is an ultrafine thermoplastic synthetic fiber and 80% by weight of rayon fiber which is a chemical fiber having a fineness of 1.1 dtex is used. Using four rows of nozzles having a jet energy of 0.0063 kW / m 2 as the jet treatment conditions in FIG. 1, the same composition as this fiber mixture, having a basis weight of 35 g / m 2 and a thickness of 0.24 mm A water-decomposable nonwoven fabric having The evaluation results of this water-decomposable nonwoven fabric were as shown in Table 1.
  • Example 2 Example 2 to (Example 8)
  • hydrolyzation was carried out in the same manner as in Example 1 except that the composition of the fiber mixture in the slurry and the composition of the fiber mixture as the water-decomposable nonwoven fabric were as shown in Table 1 instead of Example 1.
  • a non-woven fabric was obtained.
  • the evaluation results of these water-decomposable nonwoven fabrics are as shown in Table 1.
  • the water-decomposable nonwoven fabric of Example 2 and Example 5 has a relatively high density and rigidity, and is suitable for use as a liquid-absorbing wipe.
  • Example 9 A water-degradable nonwoven fabric having the same composition as the water-degradable nonwoven fabric of Example 1 was obtained except that a water-soluble binder was added to the slurry used in Example 1 and the water-degradable nonwoven fabric contained 8% by weight of the water-soluble binder. .
  • the evaluation results of this water-decomposable nonwoven fabric are as shown in Table 1. Since the DRY strength and WET strength are high and the liquid absorption time is high, this water-decomposable nonwoven fabric is used as a water-decomposable back material in body fluid treatment products. It is suitable for.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Nonwoven Fabrics (AREA)

Abstract

L'invention porte sur un tissu non-tissé pouvant se désintégrer dans l'eau, résistant et souple. Le tissu non-tissé pouvant se désintégrer dans l'eau est composé de fibres entrelacées mécaniquement qui, lorsqu'elles sont agitées dans l'eau, sont démêlées et séparées les unes des autres. Les fibres consistent en 10 à 50 % en poids de fibres synthétiques thermoplastiques à denier ultrafin ayant une finesse de 0,01 à 0,5 dtex et une longueur de fibre de 3 à 10 mm, et 90 à 50 % en poids de fibres chimiques ayant une finesse de 1 à 2 dtex et une longueur de fibre de 5 à 20 mm et/ou des fibres de pâte à papier ayant un égouttage de 600 à 770 cc.
PCT/JP2010/051512 2009-02-06 2010-02-03 Tissu non-tissé pouvant se désintégrer dans l'eau WO2010090220A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP20100738551 EP2395142B1 (fr) 2009-02-06 2010-02-03 Tissu non-tissé pouvant se désintégrer dans l'eau
US13/147,895 US20110294388A1 (en) 2009-02-06 2010-02-03 Water-disintegrable nonwoven fabric
CN201080013038.2A CN102362024B (zh) 2009-02-06 2010-02-03 水解性无纺布

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009-026718 2009-02-06
JP2009026718A JP5346221B2 (ja) 2009-02-06 2009-02-06 水解性不織布

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WO2010090220A1 true WO2010090220A1 (fr) 2010-08-12

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US (1) US20110294388A1 (fr)
EP (1) EP2395142B1 (fr)
JP (1) JP5346221B2 (fr)
CN (1) CN102362024B (fr)
WO (1) WO2010090220A1 (fr)

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HUE030120T2 (en) 2010-07-02 2017-04-28 Procter & Gamble Procedure for forming a film from a non-woven web
MX345026B (es) 2010-07-02 2017-01-12 Procter & Gamble Material de trama y método para su elaboración.
WO2012003319A2 (fr) 2010-07-02 2012-01-05 The Procter & Gamble Company Filaments comprenant des bandes non tissées avec agent actif et procédés de fabrication associés
RU2555042C2 (ru) 2010-07-02 2015-07-10 Дзе Проктер Энд Гэмбл Компани Способ доставки активнодействующего вещества
JP5901129B2 (ja) * 2011-03-28 2016-04-06 ユニ・チャーム株式会社 不織布の製造方法
RU2014106996A (ru) * 2011-07-26 2015-09-10 Ска Хайджин Продактс Аб Смываемая в канализацию влажная салфетка или гигиеническая салфетка и способ ее изготовления
JP5777474B2 (ja) * 2011-09-29 2015-09-09 ユニ・チャーム株式会社 ウェットワイプスおよびその製造方法
JP5752078B2 (ja) * 2012-03-30 2015-07-22 ユニ・チャーム株式会社 不織布および不織布の製造方法
JP5858859B2 (ja) * 2012-04-20 2016-02-10 ユニ・チャーム株式会社 吸収体用の不織布および吸収性物品
JP5649632B2 (ja) * 2012-05-02 2015-01-07 山田　菊夫 水解紙の製造方法
CN103397474B (zh) * 2013-08-01 2016-01-13 杭州诺邦无纺股份有限公司 可冲散全降解水刺无纺布及制作方法和生产线
CN104711892B (zh) * 2013-12-17 2017-01-04 上海东冠纸业有限公司 一种湿巾基材的制作方法
WO2018235859A1 (fr) * 2017-06-21 2018-12-27 東レ株式会社 Tissu non tissé destiné à un produit de soin de la peau
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US20110294388A1 (en) 2011-12-01
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JP5346221B2 (ja) 2013-11-20
EP2395142B1 (fr) 2014-09-10
CN102362024A (zh) 2012-02-22
JP2010180510A (ja) 2010-08-19
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