IT7967321A0 - Procedimento e dispositivo per la fabbricazione di pellicole termoplastiche permeabili all umidita - Google Patents

Procedimento e dispositivo per la fabbricazione di pellicole termoplastiche permeabili all umidita

Info

Publication number
IT7967321A0
IT7967321A0 IT7967321A IT6732179A IT7967321A0 IT 7967321 A0 IT7967321 A0 IT 7967321A0 IT 7967321 A IT7967321 A IT 7967321A IT 6732179 A IT6732179 A IT 6732179A IT 7967321 A0 IT7967321 A0 IT 7967321A0
Authority
IT
Italy
Prior art keywords
procedure
manufacture
moisture permeable
thermoplastic films
permeable thermoplastic
Prior art date
Application number
IT7967321A
Other languages
English (en)
Other versions
IT1118353B (it
Original Assignee
Unilever Nv
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 Nv filed Critical Unilever Nv
Publication of IT7967321A0 publication Critical patent/IT7967321A0/it
Application granted granted Critical
Publication of IT1118353B publication Critical patent/IT1118353B/it

Links

Classifications

    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/18—Thermoforming apparatus
    • B29C51/20—Thermoforming apparatus having movable moulds or mould parts
    • B29C51/22—Thermoforming apparatus having movable moulds or mould parts rotatable about an axis
    • 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
    • A61F13/15707—Mechanical treatment, e.g. notching, twisting, compressing, shaping
    • A61F13/15731—Treating webs, e.g. for giving them a fibrelike appearance, e.g. by embossing
    • 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
    • B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/71—Processes of shaping by shrinking
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/037—Perforate

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Manufacturing & Machinery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Forests & Forestry (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
IT67321/79A 1978-02-15 1979-02-14 Procedimento e dispositivo per la fabbricazione di pellicole termoplastiche permeabili all umidita IT1118353B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2806402A DE2806402C3 (de) 1978-02-15 1978-02-15 Verfahren und Vorrichtung zur Herstellung einer feuchtigkeitsdurchlässigen Folie aus thermoplastischem Kunststoff

Publications (2)

Publication Number Publication Date
IT7967321A0 true IT7967321A0 (it) 1979-02-14
IT1118353B IT1118353B (it) 1986-02-24

Family

ID=6032055

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67321/79A IT1118353B (it) 1978-02-15 1979-02-14 Procedimento e dispositivo per la fabbricazione di pellicole termoplastiche permeabili all umidita

Country Status (13)

Country Link
US (1) US4248822A (it)
JP (1) JPS5949882B2 (it)
AT (1) AT366956B (it)
BE (1) BE874207A (it)
CA (1) CA1118573A (it)
CH (1) CH637873A5 (it)
DE (1) DE2806402C3 (it)
DK (1) DK63779A (it)
FR (1) FR2417382A1 (it)
GB (1) GB2014903B (it)
IT (1) IT1118353B (it)
NL (1) NL7901158A (it)
SE (1) SE430315B (it)

Families Citing this family (46)

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US4342314A (en) 1979-03-05 1982-08-03 The Procter & Gamble Company Resilient plastic web exhibiting fiber-like properties
US4293515A (en) * 1979-05-11 1981-10-06 Plastic Recycling Limited Manufacture of plastics products
US4441952A (en) * 1981-02-02 1984-04-10 The Procter & Gamble Company Method and apparatus for uniformly debossing and aperturing a resilient plastic web
US4747991A (en) * 1981-02-02 1988-05-31 The Procter & Gamble Company Method for debossing and selectively aperturing a resilient plastic web
US4395215A (en) * 1981-02-02 1983-07-26 The Procter & Gamble Company Film forming structure for uniformly debossing and selectively aperturing a resilient plastic web and method for its construction
US4509908A (en) * 1981-02-02 1985-04-09 The Procter & Gamble Company 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
JPS5991016A (ja) * 1982-11-18 1984-05-25 Kao Corp 合成樹脂の加工方法
JPS60143926A (ja) * 1983-12-30 1985-07-30 Nippon Petrochem Co Ltd 凹凸シートの成形装置
US4839216A (en) * 1984-02-16 1989-06-13 The Procter & Gamble Company Formed material produced by solid-state formation with a high-pressure liquid stream
US4681793A (en) * 1985-05-31 1987-07-21 The Procter & Gamble Company Non-occluding, liquid-impervious, composite backsheet for absorptive devices
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
US4629643A (en) * 1985-05-31 1986-12-16 The Procter & Gamble Company Microapertured polymeric web exhibiting soft and silky tactile impression
US4591523A (en) * 1985-05-31 1986-05-27 The Procter & Gamble Company Apertured macroscopically expanded three-dimensional polymeric web exhibiting breatheability and resistance to fluid transmission
US4609518A (en) * 1985-05-31 1986-09-02 The Procter & Gamble Company Multi-phase process for debossing and perforating a polymeric web to coincide with the image of one or more three-dimensional forming structures
US4652412A (en) * 1985-06-14 1987-03-24 Polaroid Corporation Method for forming microporous filter
US5188625A (en) * 1985-09-09 1993-02-23 Kimberly-Clark Corporation Sanitary napkin having a cover formed from a nonwoven web
US5002782A (en) * 1985-10-08 1991-03-26 W. R. Grace & Co.-Conn. Perforated cook-in shrink bag
US5086924A (en) * 1985-10-08 1992-02-11 W. R. Grace & Co. - Conn. Perforated cook-in shrink bag
IT1188132B (it) * 1986-05-07 1987-12-30 Fameccanica Spa Procedimento e dispositivo per la produzione di film perforati particolarmente film perforati di materiale plastico per articoli igienico sanitari
NL8802484A (nl) * 1988-10-10 1990-05-01 Tredegar Film Products B V Van een reliefpatroon voorziene kunststoffoelie, werkwijze ter vervaardiging daarvan, alsmede een dergelijke foelie omvattend verpakkingsmateriaal.
GB8906100D0 (en) * 1989-03-16 1989-04-26 Smith & Nephew Laminates
US5213742A (en) * 1990-09-11 1993-05-25 Vitaphore Corporation Method of producing pores of controlled geometry on a thermoplastic polymer
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
MX9206145A (es) 1992-09-30 1994-03-31 Kimberly Clark Co Toalla sanitaria curva con paneles de sujecion de prenda.
MX9206146A (es) 1992-09-30 1994-03-31 Kimberly Clark Co Toalla sanitaria con paneles de sujecion de prenda
US5814390A (en) * 1995-06-30 1998-09-29 Kimberly-Clark Worldwide, Inc. Creased nonwoven web with stretch and recovery
US6432096B1 (en) 1997-06-16 2002-08-13 The Procter & Gamble Company Absorbent interlabial device having an integrally formed tab
DE69815130T2 (de) 1997-10-01 2004-04-08 Minnesota Mining And Mfg. Co., Saint Paul Geprägte orientierte polymerfolien
ATE231712T1 (de) * 1998-05-01 2003-02-15 Procter & Gamble Interlabiale, absorbierende vorrichtung mit einer einstückig angeformten grifflasche
US6752947B1 (en) 1998-07-16 2004-06-22 Hercules Incorporated Method and apparatus for thermal bonding high elongation nonwoven fabric
US6096247A (en) * 1998-07-31 2000-08-01 3M Innovative Properties Company Embossed optical polymer films
EP1004412A1 (en) * 1998-11-24 2000-05-31 The Procter & Gamble Company Process and apparatus for making selectively apertured web materials
DE19856223B4 (de) * 1998-12-04 2004-05-13 Advanced Design Concepts Gmbh Verfahren und Vorrichtung zur Herstellung einer strukturierten, voluminösen Vliesbahn oder Folie
US6635334B1 (en) 2000-08-08 2003-10-21 3M Innovative Properties Company Cloth-like polymeric films
US7037100B2 (en) * 2002-10-09 2006-05-02 3M Innovative Properties Company Apparatus for flame-perforating films and methods of flame-perforating films
US7329621B2 (en) * 2002-12-26 2008-02-12 Kimberly-Clark Worldwide, Inc. Stretchable film laminates and methods and apparatus for making stretchable film laminates
US7138169B2 (en) 2003-03-05 2006-11-21 3M Innovative Properties Company Cloth-like polymeric film with directional tear
EP2010374B1 (en) * 2006-04-27 2012-11-21 3M Innovative Properties Company Structured films having acoustical absorbance properties
WO2007127891A2 (en) * 2006-04-27 2007-11-08 3M Innovative Properties Company Methods of making structured films
ITMI20072444A1 (it) * 2007-12-28 2009-06-29 Union Ind Spa Procedimento per la realizzazione di tessuti non tessuti bucati.
TWI506070B (zh) * 2009-12-14 2015-11-01 3M Innovative Properties Co 微穿孔聚合物薄膜及其製造方法與用途
US20160009048A1 (en) * 2013-03-12 2016-01-14 3M Innovative Properties Company Polymeric multilayer film and methods to make the same
CN104943157B (zh) * 2015-05-25 2018-04-27 江苏优珀斯材料科技有限公司 一种离型膜用涂布机在线压纹装置
US10576680B2 (en) 2015-11-19 2020-03-03 The Boeing Company Modular thermoforming system

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Publication number Priority date Publication date Assignee Title
GB848800A (en) 1955-08-27 1960-09-21 Hoechst Ag Process for the manufacture of sheets or films of thermoplastic materials
US3012918A (en) * 1956-01-03 1961-12-12 Kendall & Co Differential heat-sealability in differentially crystalline sheet materials, products made therefrom and process and apparatus for making
GB851473A (en) 1956-01-03 1960-10-19 Kendall & Co Treatment of flexible, thermoplastic, organic polymeric sheets and films
US3146283A (en) * 1959-09-04 1964-08-25 Valle Bruno Da Perforating plastic film and the like
US3132985A (en) * 1960-06-16 1964-05-12 Crown Zellerbach Corp Paperboard corrugating apparatus and method
US3092439A (en) * 1961-03-21 1963-06-04 Grace W R & Co Method for producing a reinforced edge aperture in heat shrinkable material
GB1019793A (en) * 1961-12-20 1966-02-09 Ici Ltd Perforating film of synthetic linear polymers
US3243488A (en) * 1962-07-06 1966-03-29 Kendall & Co Method of perforating thermoplastic sheets
GB1073605A (en) * 1962-12-21 1967-06-28 Smith & Nephew Improvements in and relating to perforating films of thermoplastic material
US3356562A (en) * 1964-06-22 1967-12-05 Cincinnati Ind Inc Materials and methods for the production of stereotype mats
US3384696A (en) * 1965-01-27 1968-05-21 Du Pont Process for providing a perforated ultramicrocellular sheet
FR1448861A (fr) * 1965-06-02 1966-08-12 Perfectionnements aux dispositifs pour reproduire par percussion une pluralité de motifs sur une bande continue
US3560601A (en) * 1968-11-25 1971-02-02 Ford Motor Co Process for manufacturing porous thermoplastic sheet material
BE754620A (fr) * 1969-08-13 1971-01-18 Nielsen Ole Procede pour la realisation de matieres en feuilles bosselees aux deux faces
GB1270777A (en) * 1969-12-18 1972-04-12 Mobil Oil Corp Permeable thermoplastic film product and material
US3753352A (en) * 1971-05-21 1973-08-21 Phillips Petroleum Co Perforate conduit
US3929135A (en) * 1974-12-20 1975-12-30 Procter & Gamble Absorptive structure having tapered capillaries
DE2732501A1 (de) * 1977-07-19 1979-02-01 Dornbusch Maschf Verfahren zum praegen und perforieren von thermoplastischen kunststoffolien

Also Published As

Publication number Publication date
GB2014903A (en) 1979-09-05
US4248822A (en) 1981-02-03
JPS54118459A (en) 1979-09-13
JPS5949882B2 (ja) 1984-12-05
SE430315B (sv) 1983-11-07
DK63779A (da) 1979-08-16
FR2417382B1 (it) 1984-10-26
DE2806402A1 (de) 1979-08-23
BE874207A (fr) 1979-08-16
SE7901314L (sv) 1979-08-16
CA1118573A (en) 1982-02-23
NL7901158A (nl) 1979-08-17
DE2806402C3 (de) 1980-11-27
FR2417382A1 (fr) 1979-09-14
AT366956B (de) 1982-05-25
GB2014903B (en) 1982-07-07
DE2806402B2 (de) 1980-03-20
IT1118353B (it) 1986-02-24
ATA113079A (de) 1981-10-15
CH637873A5 (de) 1983-08-31

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