WO2015122094A1 - 使い捨て着用物品及びその製造方法 - Google Patents

使い捨て着用物品及びその製造方法 Download PDF

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Publication number
WO2015122094A1
WO2015122094A1 PCT/JP2014/083118 JP2014083118W WO2015122094A1 WO 2015122094 A1 WO2015122094 A1 WO 2015122094A1 JP 2014083118 W JP2014083118 W JP 2014083118W WO 2015122094 A1 WO2015122094 A1 WO 2015122094A1
Authority
WO
WIPO (PCT)
Prior art keywords
region
waist
stretchable
elastic
regions
Prior art date
Application number
PCT/JP2014/083118
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
大坪　俊文
Original Assignee
ユニ・チャーム株式会社
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 ユニ・チャーム株式会社 filed Critical ユニ・チャーム株式会社
Publication of WO2015122094A1 publication Critical patent/WO2015122094A1/ja

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/15577—Apparatus or processes for manufacturing
    • A61F13/15804—Plant, e.g. involving several steps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49011—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the waist region
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
    • A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
    • A61F13/49—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape specially adapted to be worn around the waist, e.g. diapers, nappies
    • A61F13/49007—Form-fitting, self-adjusting disposable diapers
    • A61F13/49009—Form-fitting, self-adjusting disposable diapers with elastic means
    • A61F13/49011—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the waist region
    • A61F13/49012—Form-fitting, self-adjusting disposable diapers with elastic means the elastic means is located at the waist region the elastic means being elastic panels

Definitions

  • region A a region extending in the lateral direction including the joint region
  • region B a waist elastic region in which the joint region does not exist in the lateral direction
  • region A a region extending in the lateral direction including the joint region
  • region B a waist elastic region in which the joint region does not exist in the lateral direction
  • the extendable length of the B region is larger than that of the A region. That is, regions having different lengths that can be extended in the lateral direction are formed in the front and rear waist regions.
  • the absorbent structure 40 has a vertically long shape extending in the vertical direction Y, front and rear end portions 40a and 40b extending in the horizontal direction X at both ends of the vertical direction Y, and both side edges 40c extending in the vertical direction Y parallel to each other.
  • the absorbent structure 40 includes an absorbent core 41 formed from a mixture of fluff pulp and superabsorbent polymer particles and the like, and a liquid diffusive sheet (not shown) covering the mixture, and a skin facing surface of the absorbent core 41.
  • the skin side liner 42 to cover, the leak-proof sheet 25 joined to the non-skin opposing surface side of the absorption core 41, and the coating sheet 43 joined to the non-skin facing surface side of the leak-proof sheet 25 are included.
  • the skin side liner 42, the leak-proof sheet 25, and the covering sheet 43 are formed of a non-stretchable material such as a fiber nonwoven fabric or a plastic film made of a thermoplastic resin, for example.
  • the front and rear end portions 40a and 40b of the absorbent structure 40 are disposed at positions separated from the front and rear waist upper end edges 14 and 15 in the longitudinal direction Y, and the front and rear end portions 40a and 40b of the absorbent structure 40 and the front and rear waists
  • a plurality of elastic materials are formed between the front and rear joining areas 50 and 51 and the front and rear waist upper edges 14 and 15.
  • the case where a part extends in the lateral direction X is also included.
  • the stretch amount of the stretchable region 52 is smaller than the stretch amount of the first adjacent stretchable region 53.
  • the front waist region 11 is provided with first and second front joint regions 50a and 50b spaced apart in the longitudinal direction Y, and the first waist and second rear joint regions 51a and 51b are longitudinally provided on the rear waist region 12.
  • the first front bonding area 50a is larger in the lateral direction X than the second front bonding area 50b, and the first rear bonding area 51a is wider than the second rear bonding area 51b.
  • the dimension in direction X is large.
  • FIG. 7 is a diagram schematically illustrating a first embodiment in which the diaper 1 is manufactured using a sheet material 60 that is provided with elasticity by bonding an elastic material 62 to a non-stretchable nonwoven fabric.
  • the front and rear waist elastic regions 27 extending in the machine direction MD are added to at least one non-stretchable sheet material 60 continuously supplied in the machine direction MD at the first speed S1.
  • the sheet material 60 is contracted in the machine direction MD, and the front and rear end portions 40a and 40b of the absorbent structure 40 are joined to the sheet material 60 in a state where a plurality of wrinkles are generated in the sheet material 60.
  • an assembling step 72 to obtain an individual diaper 1 by cutting a gap between two adjacent absorbent structures 40 in the sheet material 60 supplied from the joining step 71 in a cross direction CD perpendicular to the machine direction MD. And are included.
  • the plurality of elastic materials 62 contract in the machine direction MD, so that a plurality of gathers extending in the crossing direction are formed on the surfaces of the first and second nonwoven fabrics 64 and 65 included in the sheet material 60.
  • hot melt using an adhesive application device (not shown) is applied to each of the portions of the first nonwoven fabric 64 that becomes the skin-side sheet 21 that becomes the front waist region 11 and the rear waist region 12.
  • the absorbent structure 40 manufactured in a separate process is supplied to the sheet material 60, and the front of the first nonwoven fabric 64.
  • the front end portion 40a and the rear end portion 40b of the absorbent structure 40 are joined to each of the portions that become the waist region 11 and the rear waist region 12.
  • the application length of the hot melt adhesive 73 in the machine direction MD is longer in the first front and rear joining areas 50a and 51a than in the second front and rear joining areas 50b and 51b.
  • the space between the two adjacent absorption structures 40 is cut out.
  • the sheet material 60 is folded in half, the sheet materials 60 overlapped in the seam region 63 are joined, and the center portion of the seam region 63 is further joined. Cut in the cross direction CD to obtain individual diapers 1.
  • the joining is performed by a hot melt adhesive, but the joining may be performed by thermal welding or ultrasonic welding.
  • various known materials that are usually used in the technical field to which the present invention belongs can be used without limitation for each component member constituting the wearing article 1. it can.
  • the terms “first”, “second” and “third” are used merely to distinguish similar elements, positions, and the like.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Botany (AREA)
  • Manufacturing & Machinery (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
PCT/JP2014/083118 2014-02-13 2014-12-15 使い捨て着用物品及びその製造方法 WO2015122094A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014025400A JP6235363B2 (ja) 2014-02-13 2014-02-13 使い捨て着用物品及びその製造方法
JP2014-025400 2014-02-13

Publications (1)

Publication Number Publication Date
WO2015122094A1 true WO2015122094A1 (ja) 2015-08-20

Family

ID=53799849

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2014/083118 WO2015122094A1 (ja) 2014-02-13 2014-12-15 使い捨て着用物品及びその製造方法

Country Status (3)

Country Link
JP (1) JP6235363B2 (enrdf_load_stackoverflow)
TW (1) TWI696455B (enrdf_load_stackoverflow)
WO (1) WO2015122094A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110227010A (zh) * 2019-07-15 2019-09-13 泉州市嘉佰利卫生材料有限公司 一种新型裤式纸尿裤及其制备方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022154780A (ja) * 2021-03-30 2022-10-13 ユニ・チャーム株式会社 吸収性物品用、及び吸収性物品の胴回り部用の複合シート

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005095261A (ja) * 2003-09-22 2005-04-14 Kao Corp 吸収性物品
JP2008036198A (ja) * 2006-08-08 2008-02-21 Kao Corp パンツ型使い捨ておむつ
JP2008136794A (ja) * 2006-12-05 2008-06-19 Kao Corp パンツ型吸収性物品
JP2011062257A (ja) * 2009-09-15 2011-03-31 Kao Corp 着用物品及びその製造方法
WO2013171066A1 (de) * 2012-05-18 2013-11-21 Paul Hartmann Ag Inkontinenzartikel in höschenform

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69510913T2 (de) * 1994-10-14 1999-11-11 Kao Corp., Tokio/Tokyo Wegwerfwindel in höschenform
TWI501757B (zh) * 2008-12-24 2015-10-01 Kao Corp Wearing articles and their manufacturing methods
US9011404B2 (en) * 2009-07-01 2015-04-21 Kao Corporation Pull-on absorbent article and method of making the same

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005095261A (ja) * 2003-09-22 2005-04-14 Kao Corp 吸収性物品
JP2008036198A (ja) * 2006-08-08 2008-02-21 Kao Corp パンツ型使い捨ておむつ
JP2008136794A (ja) * 2006-12-05 2008-06-19 Kao Corp パンツ型吸収性物品
JP2011062257A (ja) * 2009-09-15 2011-03-31 Kao Corp 着用物品及びその製造方法
WO2013171066A1 (de) * 2012-05-18 2013-11-21 Paul Hartmann Ag Inkontinenzartikel in höschenform

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110227010A (zh) * 2019-07-15 2019-09-13 泉州市嘉佰利卫生材料有限公司 一种新型裤式纸尿裤及其制备方法

Also Published As

Publication number Publication date
JP6235363B2 (ja) 2017-11-22
TWI696455B (zh) 2020-06-21
TW201534284A (zh) 2015-09-16
JP2015150133A (ja) 2015-08-24

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