JPS5519594A - Preparation of thermal plastic film with hole and its device - Google Patents
Preparation of thermal plastic film with hole and its deviceInfo
- 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
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)
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)
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)
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)
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 |
-
1979
- 1979-05-23 GB GB7917936A patent/GB2021479B/en not_active Expired
- 1979-05-23 CA CA328,166A patent/CA1125973A/fr not_active Expired
- 1979-05-23 FR FR7913086A patent/FR2426556A1/fr active Granted
- 1979-05-23 JP JP6376579A patent/JPS5519594A/ja active Granted
- 1979-05-23 DE DE19792921078 patent/DE2921078A1/de not_active Ceased
- 1979-05-23 BE BE0/195353A patent/BE876499A/fr not_active IP Right Cessation
Patent Citations (1)
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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