DK119848B - Fremgangsmåde til ekstrusion af en rørformet termoplastisk folie og apparat til udøvelse af fremgangsmåden. - Google Patents
Fremgangsmåde til ekstrusion af en rørformet termoplastisk folie og apparat til udøvelse af fremgangsmåden.Info
- Publication number
- DK119848B DK119848B DK609566AA DK609566A DK119848B DK 119848 B DK119848 B DK 119848B DK 609566A A DK609566A A DK 609566AA DK 609566 A DK609566 A DK 609566A DK 119848 B DK119848 B DK 119848B
- Authority
- DK
- Denmark
- Prior art keywords
- extruding
- thermoplastic film
- tubular thermoplastic
- tubular
- film
- Prior art date
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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
- B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
- B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7254165 | 1965-11-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK119848B true DK119848B (da) | 1971-03-01 |
Family
ID=13492301
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK609566AA DK119848B (da) | 1965-11-26 | 1966-11-24 | Fremgangsmåde til ekstrusion af en rørformet termoplastisk folie og apparat til udøvelse af fremgangsmåden. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3450806A (da) |
CH (1) | CH456129A (da) |
DE (1) | DE1629396C3 (da) |
DK (1) | DK119848B (da) |
FI (1) | FI46927C (da) |
FR (1) | FR1501635A (da) |
GB (1) | GB1113300A (da) |
NL (1) | NL155476B (da) |
SE (1) | SE326026B (da) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA948811A (en) * | 1969-12-22 | 1974-06-11 | Howard C. North | Multi-step air ring for tubular film process |
GB1364236A (en) * | 1970-07-21 | 1974-08-21 | Bakelite Xylonite Ltd | Extrusion processes |
US3887673A (en) * | 1970-07-24 | 1975-06-03 | Showa Denko Kk | Apparatus and method for manufacturing tubular film of thermoplastic resin |
GB1295205A (da) * | 1970-07-24 | 1972-11-08 | ||
US4003973A (en) * | 1972-06-23 | 1977-01-18 | Kabushiki Kaisha Kohjin | Process and apparatus for producing sheet film from tubular thermoplastic resin film |
US3989785A (en) * | 1972-11-21 | 1976-11-02 | The Dow Chemical Company | Method for the preparation of plastic film |
US4203942A (en) * | 1973-01-08 | 1980-05-20 | Exxon Research & Engineering Co. | Process for tubular water-bath polypropylene films |
IT1034412B (it) * | 1974-04-05 | 1979-09-10 | Windmoeller & Hoelscher | Testa di soffiaggio girevole per la produzione di tubolari di pel licola a partire da masse termo plastiche |
DE2519705C2 (de) * | 1975-05-02 | 1982-03-18 | MFC Maschinenfabrik Chur AG, Chur | Vorrichtung zum Strangpressen von Rohren |
US4185148A (en) * | 1976-05-17 | 1980-01-22 | Mitsubishi Rayon Company Limited | Process for producing the polypropylene film for electrical appliances |
US4112034A (en) * | 1977-05-05 | 1978-09-05 | General Electric Company | Biaxial film process and rotary apparatus therefor |
US4195054A (en) * | 1978-04-21 | 1980-03-25 | Teepak, Inc. | Method and apparatus for the manufacture of fibrous casing |
FR2425933A1 (fr) * | 1978-05-17 | 1979-12-14 | Nortene Sa | Procede et dispositif d'extrusion d'elements helicoidaux en matiere plastique, et elements obtenus |
DE19737113A1 (de) * | 1997-08-27 | 1999-03-04 | Kalle Nalo Gmbh | Verfahren und Vorrichtung zur Herstellung eines nahtlosen Folienschlauches auf Cellulosebasis durch Extrudieren |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB842064A (en) * | 1958-09-19 | 1960-07-20 | Metal Box Co Ltd | Improvements in or relating to the extrusion of seamless tubes of plastics material |
US3092874A (en) * | 1961-07-17 | 1963-06-11 | Du Pont | Production of thermoplastic polymeric film |
US3193547A (en) * | 1961-09-07 | 1965-07-06 | Gloucester Eng Co Inc | Method and apparatus for extruding plastic |
BE680937A (da) * | 1964-09-21 | 1966-11-14 |
-
1966
- 1966-11-15 US US594596A patent/US3450806A/en not_active Expired - Lifetime
- 1966-11-18 GB GB51683/66A patent/GB1113300A/en not_active Expired
- 1966-11-23 CH CH1682766A patent/CH456129A/de unknown
- 1966-11-24 DK DK609566AA patent/DK119848B/da unknown
- 1966-11-25 SE SE16193/66A patent/SE326026B/xx unknown
- 1966-11-25 FI FI663132A patent/FI46927C/fi active
- 1966-11-25 DE DE1629396A patent/DE1629396C3/de not_active Expired
- 1966-11-25 FR FR85107A patent/FR1501635A/fr not_active Expired
- 1966-11-25 NL NL6616636.A patent/NL155476B/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
SE326026B (da) | 1970-07-13 |
NL155476B (nl) | 1978-01-16 |
DE1629396A1 (de) | 1972-05-25 |
GB1113300A (en) | 1968-05-08 |
FI46927C (fi) | 1973-08-10 |
DE1629396C3 (de) | 1974-09-12 |
DE1629396B2 (de) | 1974-02-07 |
NL6616636A (da) | 1967-05-29 |
US3450806A (en) | 1969-06-17 |
FI46927B (da) | 1973-05-02 |
CH456129A (de) | 1968-05-15 |
FR1501635A (fr) | 1967-11-10 |
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