JPS5519594A - Preparation of thermal plastic film with hole and its device - Google Patents

Preparation of thermal plastic film with hole and its device

Info

Publication number
JPS5519594A
JPS5519594A JP6376579A JP6376579A JPS5519594A JP S5519594 A JPS5519594 A JP S5519594A JP 6376579 A JP6376579 A JP 6376579A JP 6376579 A JP6376579 A JP 6376579A JP S5519594 A JPS5519594 A JP S5519594A
Authority
JP
Japan
Prior art keywords
preparation
hole
plastic film
thermal plastic
thermal
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
JP6376579A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5736130B2 (fr
Inventor
Yuujin Rarii Gaarando
Maikuru Adamusu Jieemusu
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.)
Ethyl Corp
Original Assignee
Ethyl Corp
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 Ethyl Corp filed Critical Ethyl Corp
Publication of JPS5519594A publication Critical patent/JPS5519594A/ja
Publication of JPS5736130B2 publication Critical patent/JPS5736130B2/ja
Granted legal-status Critical Current

Links

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
    • A61F13/15707—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
    • 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
    • B29C51/225—Thermoforming apparatus having movable moulds or mould parts rotatable about an axis mounted on a vacuum drum
    • 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
    • B29C51/10—Forming by pressure difference, e.g. vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Biomedical Technology (AREA)
  • Forests & Forestry (AREA)
  • Vascular Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Manufacturing & Machinery (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP6376579A 1978-05-24 1979-05-23 Preparation of thermal plastic film with hole and its device Granted JPS5519594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90911278A 1978-05-24 1978-05-24

Publications (2)

Publication Number Publication Date
JPS5519594A true JPS5519594A (en) 1980-02-12
JPS5736130B2 JPS5736130B2 (fr) 1982-08-02

Family

ID=25426652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6376579A Granted JPS5519594A (en) 1978-05-24 1979-05-23 Preparation of thermal plastic film with hole and its device

Country Status (6)

Country Link
JP (1) JPS5519594A (fr)
BE (1) BE876499A (fr)
CA (1) CA1125973A (fr)
DE (1) DE2921078A1 (fr)
FR (1) FR2426556A1 (fr)
GB (1) GB2021479B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4441952A (en) * 1981-02-02 1984-04-10 The Procter & Gamble Company Method and apparatus for uniformly debossing and aperturing a resilient plastic web
US4741877A (en) * 1983-10-17 1988-05-03 The Procter & Gamble Company Uniformly debossing and aperturing a moving plastic web using stationary support member in forming area
DE3476015D1 (en) * 1983-10-17 1989-02-16 Procter & Gamble Method and apparatus for uniformly debossing and optionally aperturing a moving plastic web
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
SE449298B (sv) * 1984-05-15 1987-04-27 Moelnlycke Ab Absorberande produkt, sasom dambinda, bloja eller sarforband
US4681793A (en) * 1985-05-31 1987-07-21 The Procter & Gamble Company Non-occluding, liquid-impervious, composite backsheet for absorptive devices
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
US4846821A (en) * 1987-08-24 1989-07-11 The Procter & Gamble Company Substantially fluid-impervious microbubbled polymeric web exhibiting low levels of noise when subjected to movement
US4778644A (en) * 1987-08-24 1988-10-18 The Procter & Gamble Company Method and apparatus for making substantially fluid-impervious microbubbled polymeric web using high pressure liquid stream
US4772444A (en) * 1987-08-24 1988-09-20 The Procter & Gamble Company Method and apparatus for making microbubbled and/or microapertured polymeric webs using hydraulic pressure
JP2928665B2 (ja) * 1991-08-21 1999-08-03 ユニ・チャーム株式会社 吸収性物品の表面シート、およびその製造方法
TW252915B (fr) * 1991-12-25 1995-08-01 Kao Corp
EP0638045B1 (fr) 1992-04-27 1996-09-18 DowBrands Inc. Film microperfore et sac de conditionnement fabrique a partir de celui-ci

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51109068A (ja) * 1975-03-20 1976-09-27 Maruto Kasei Kogyo Kk Kajitsutonoyusoyopatsukuo goseijushishiitoomotsuteseikeisuruhoho

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1591921A (en) * 1925-03-25 1926-07-06 St Annes Board Mill Co Ltd Suction cylinder or roll of machines for making paper, paper board, mill board, and the like
DE1065364B (de) * 1954-06-16 1959-09-17 John Joseph Smith, Highland Park N. J. (V. St. A.) Ungewebter Faserstoff
US3814101A (en) * 1970-09-17 1974-06-04 Union Carbide Corp Disposable absorbent articles
US3038198A (en) * 1956-01-03 1962-06-12 Kendall & Co Apparatus for perforating thermoplastic sheets
US3929135A (en) * 1974-12-20 1975-12-30 Procter & Gamble Absorptive structure having tapered capillaries

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51109068A (ja) * 1975-03-20 1976-09-27 Maruto Kasei Kogyo Kk Kajitsutonoyusoyopatsukuo goseijushishiitoomotsuteseikeisuruhoho

Also Published As

Publication number Publication date
FR2426556A1 (fr) 1979-12-21
JPS5736130B2 (fr) 1982-08-02
GB2021479A (en) 1979-12-05
DE2921078A1 (de) 1979-12-06
GB2021479B (en) 1982-04-15
FR2426556B1 (fr) 1984-12-14
BE876499A (fr) 1979-11-23
CA1125973A (fr) 1982-06-22

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