GB2014508B - Liquid permeable film - Google Patents

Liquid permeable film

Info

Publication number
GB2014508B
GB2014508B GB7905364A GB7905364A GB2014508B GB 2014508 B GB2014508 B GB 2014508B GB 7905364 A GB7905364 A GB 7905364A GB 7905364 A GB7905364 A GB 7905364A GB 2014508 B GB2014508 B GB 2014508B
Authority
GB
United Kingdom
Prior art keywords
liquid permeable
permeable film
film
liquid
permeable
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.)
Expired
Application number
GB7905364A
Other versions
GB2014508A (en
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.)
Unilever PLC
Original Assignee
Unilever PLC
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 Unilever PLC filed Critical Unilever PLC
Publication of GB2014508A publication Critical patent/GB2014508A/en
Application granted granted Critical
Publication of GB2014508B publication Critical patent/GB2014508B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D99/00—Subject matter not provided for in other groups of this subclass
    • B29D99/005—Producing membranes
    • 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
    • A61F13/51—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 outer layers
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/51104—Topsheet, i.e. the permeable cover or layer facing the skin the top sheet having a three-dimensional cross-section, e.g. corrugations, embossments, recesses or projections
    • 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
    • A61F13/51—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 outer layers
    • A61F13/511—Topsheet, i.e. the permeable cover or layer facing the skin
    • A61F13/512—Topsheet, i.e. the permeable cover or layer facing the skin characterised by its apertures, e.g. perforations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/26—Perforating by non-mechanical means, e.g. by fluid jet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C59/022—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing characterised by the disposition or the configuration, e.g. dimensions, of the embossments or the shaping tools therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/755—Membranes, diaphragms
GB7905364A 1978-02-15 1979-02-15 Liquid permeable film Expired GB2014508B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2806401A DE2806401C2 (en) 1978-02-15 1978-02-15 One-way liquid permeable film

Publications (2)

Publication Number Publication Date
GB2014508A GB2014508A (en) 1979-08-30
GB2014508B true GB2014508B (en) 1982-04-28

Family

ID=6032054

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7905364A Expired GB2014508B (en) 1978-02-15 1979-02-15 Liquid permeable film

Country Status (12)

Country Link
JP (1) JPS55107501A (en)
AT (1) ATA109979A (en)
BE (1) BE874206A (en)
CA (1) CA1118574A (en)
CH (1) CH634470A5 (en)
DE (1) DE2806401C2 (en)
DK (1) DK63879A (en)
FR (1) FR2417389A1 (en)
GB (1) GB2014508B (en)
IT (2) IT7952954V0 (en)
NL (1) NL7901159A (en)
SE (1) SE433800B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342314A (en) 1979-03-05 1982-08-03 The Procter & Gamble Company Resilient plastic web exhibiting fiber-like properties

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324246A (en) * 1980-05-12 1982-04-13 The Procter & Gamble Company Disposable absorbent article having a stain resistant topsheet
US4747991A (en) * 1981-02-02 1988-05-31 The Procter & Gamble Company Method for debossing and selectively aperturing a resilient plastic web
US4509908A (en) * 1981-02-02 1985-04-09 The Procter & Gamble Company Apparatus for uniformly debossing and aperturing a resilient plastic web
US4441952A (en) * 1981-02-02 1984-04-10 The Procter & Gamble Company Method and apparatus for uniformly debossing and aperturing a resilient plastic web
US4463045A (en) * 1981-03-02 1984-07-31 The Procter & Gamble Company Macroscopically expanded three-dimensional plastic web exhibiting non-glossy visible surface and cloth-like tactile impression
US4601868A (en) * 1982-04-21 1986-07-22 The Procter & Gamble Company Method of imparting a three-dimensional fiber-like appearance and tactile impression to a running ribbon of thermoplastic film
GB2159417B (en) * 1984-04-30 1987-09-09 Procter & Gamble Pantiliner
SE449298B (en) * 1984-05-15 1987-04-27 Moelnlycke Ab ABSORBING PRODUCT, SUCH AS DAMBINDE, BLOW OR WOUND
SE449285B (en) * 1984-05-15 1987-04-27 Moelnlycke Ab ABSORBING PRODUCT, SUCH AS BLOW, BINDING OR SAR SURFACE
US4637819A (en) * 1985-05-31 1987-01-20 The Procter & Gamble Company Macroscopically expanded three-dimensional polymeric web for transmitting both dynamically deposited and statically contacted fluids from one surface to the other
DE3723404A1 (en) * 1987-07-15 1989-01-26 Aoe Plastic Gmbh LIQUID-TRANSFERABLE FILM, ESPECIALLY AS COVER FILM FOR SUCTION, AND METHOD FOR THE PRODUCTION THEREOF
DE3919166A1 (en) * 1989-06-12 1990-12-13 Aoe Plastic Gmbh FLEXIBLE SURFACE MATERIAL WITH A PERFORATED PLASTIC FILM AND A FIBER LAYER AND METHOD FOR PRODUCING THE SAME
EP0489205B1 (en) * 1990-12-04 1996-03-13 Kang Na Hsiung Enterprise Co. Ltd. An absorbent padding material
US5514105A (en) * 1992-01-03 1996-05-07 The Procter & Gamble Company Resilient plastic web exhibiting reduced skin contact area and enhanced fluid transfer properties
JP3510089B2 (en) * 1997-09-22 2004-03-22 ユニ・チャーム株式会社 Liquid permeable surface sheet for body fluid absorbing article and method for producing the sheet
SE512372C2 (en) * 1998-07-02 2000-03-06 Sca Hygiene Prod Ab Liquid permeable surface material for disposable absorbent articles, process for their manufacture, and a disposable absorbent article with such surface material
US9861533B2 (en) 2013-05-08 2018-01-09 The Procter & Gamble Company Apertured nonwoven materials and methods for forming the same
JP2018503751A (en) 2014-11-06 2018-02-08 ザ プロクター アンド ギャンブルカンパニー Crimped fiber spunbond nonwoven web / laminate
US10350119B2 (en) 2014-11-06 2019-07-16 The Procter & Gamble Company Pre-strained laminates and methods for making the same
EP3215088A1 (en) 2014-11-06 2017-09-13 The Procter and Gamble Company Absorbent article with color effects
US20180229216A1 (en) 2017-02-16 2018-08-16 The Procter & Gamble Company Absorbent articles with substrates having repeating patterns of apertures comprising a plurality of repeat units
EP3958809A1 (en) 2019-04-24 2022-03-02 The Procter & Gamble Company Highly extensible nonwoven webs and absorbent articles having such webs
US20240044129A1 (en) * 2020-12-17 2024-02-08 Sekisui House, Ltd. Draining member and building

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB851053A (en) * 1956-01-03 1960-10-12 Kendall & Co Treatment of flexible, thermoplastic, organic polymeric sheets and films
GB1012963A (en) * 1961-06-21 1965-12-15 Smith & Nephew Improvements in and relating to films of thermoplastic material
GB1073605A (en) * 1962-12-21 1967-06-28 Smith & Nephew Improvements in and relating to perforating films of thermoplastic material
GB1116181A (en) * 1965-01-01 1968-06-06 Bakelite Xylonite Ltd Improvements in or relating to netting of thermoplastic material
GB1120578A (en) * 1965-09-13 1968-07-17 Grace W R & Co Improvements in the production of porous film
US3929135A (en) * 1974-12-20 1975-12-30 Procter & Gamble Absorptive structure having tapered capillaries

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4342314A (en) 1979-03-05 1982-08-03 The Procter & Gamble Company Resilient plastic web exhibiting fiber-like properties

Also Published As

Publication number Publication date
SE433800B (en) 1984-06-18
DE2806401C2 (en) 1983-09-29
FR2417389A1 (en) 1979-09-14
IT7952954V0 (en) 1979-02-14
CH634470A5 (en) 1983-02-15
DE2806401A1 (en) 1979-08-16
BE874206A (en) 1979-08-16
ATA109979A (en) 1988-06-15
DK63879A (en) 1979-08-16
IT7967317A0 (en) 1979-02-14
FR2417389B1 (en) 1985-03-01
CA1118574A (en) 1982-02-23
IT1118349B (en) 1986-02-24
SE7901315L (en) 1979-08-16
GB2014508A (en) 1979-08-30
NL7901159A (en) 1979-08-17
JPS55107501A (en) 1980-08-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee