DE2309262C3 - Verfahren zum !Coextrudieren eines dreischichtigen Verbundschlauches sowie Vorrichtung zur Durchführung des Verfahrens - Google Patents

Verfahren zum !Coextrudieren eines dreischichtigen Verbundschlauches sowie Vorrichtung zur Durchführung des Verfahrens

Info

Publication number
DE2309262C3
DE2309262C3 DE2309262A DE2309262A DE2309262C3 DE 2309262 C3 DE2309262 C3 DE 2309262C3 DE 2309262 A DE2309262 A DE 2309262A DE 2309262 A DE2309262 A DE 2309262A DE 2309262 C3 DE2309262 C3 DE 2309262C3
Authority
DE
Germany
Prior art keywords
layer
mandrel
pair
inner layer
outer layer
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
DE2309262A
Other languages
German (de)
English (en)
Other versions
DE2309262A1 (de
DE2309262B2 (de
Inventor
Michio Tokio Sudo
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE2309262A1 publication Critical patent/DE2309262A1/de
Publication of DE2309262B2 publication Critical patent/DE2309262B2/de
Application granted granted Critical
Publication of DE2309262C3 publication Critical patent/DE2309262C3/de
Expired legal-status Critical Current

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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
    • 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
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • 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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
DE2309262A 1972-06-26 1973-02-24 Verfahren zum !Coextrudieren eines dreischichtigen Verbundschlauches sowie Vorrichtung zur Durchführung des Verfahrens Expired DE2309262C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47063273A JPS5139678B2 (US07902200-20110308-C00004.png) 1972-06-26 1972-06-26

Publications (3)

Publication Number Publication Date
DE2309262A1 DE2309262A1 (de) 1974-01-24
DE2309262B2 DE2309262B2 (de) 1978-06-08
DE2309262C3 true DE2309262C3 (de) 1979-02-01

Family

ID=13224516

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2309262A Expired DE2309262C3 (de) 1972-06-26 1973-02-24 Verfahren zum !Coextrudieren eines dreischichtigen Verbundschlauches sowie Vorrichtung zur Durchführung des Verfahrens

Country Status (14)

Country Link
US (1) US3894907A (US07902200-20110308-C00004.png)
JP (1) JPS5139678B2 (US07902200-20110308-C00004.png)
AU (1) AU475013B2 (US07902200-20110308-C00004.png)
BE (1) BE795687A (US07902200-20110308-C00004.png)
BR (1) BR7304703D0 (US07902200-20110308-C00004.png)
CA (2) CA1015114A (US07902200-20110308-C00004.png)
CH (2) CH565643A5 (US07902200-20110308-C00004.png)
DE (1) DE2309262C3 (US07902200-20110308-C00004.png)
ES (1) ES416636A1 (US07902200-20110308-C00004.png)
FR (1) FR2190609B1 (US07902200-20110308-C00004.png)
GB (1) GB1407923A (US07902200-20110308-C00004.png)
IT (1) IT990607B (US07902200-20110308-C00004.png)
NL (1) NL169700C (US07902200-20110308-C00004.png)
ZA (2) ZA733886B (US07902200-20110308-C00004.png)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039364A (en) * 1974-07-05 1977-08-02 Rasmussen O B Method for producing a laminated high strength sheet
JPS5148323A (US07902200-20110308-C00004.png) * 1974-10-23 1976-04-26 Nippon Musical Instruments Mfg
JPS6043301B2 (ja) * 1978-08-31 1985-09-27 三井化学株式会社 多層積層フイルムおよびその製造方法
US4251197A (en) * 1979-09-12 1981-02-17 Michio Sudo Stretching apparatus of a flattened cylindrical film
US4496516A (en) * 1982-08-09 1985-01-29 W. R. Grace & Co., Cryovac Div. Process for forming oriented multi-layer films having a different orientation distribution between layers
US4885196A (en) * 1988-06-07 1989-12-05 Mobil Oil Corporation Three-layer cross-laminated film with foam core made by counter-rotating dies
US5298202A (en) * 1989-07-28 1994-03-29 W. R. Grace & Co.-Conn. Double bubble process for making strong, thin film
US5219666A (en) * 1990-03-23 1993-06-15 W.R. Grace & Co.-Conn. Oriented film of high clarity and gloss
US5158836A (en) * 1991-02-21 1992-10-27 W. R. Grace & Co.-Conn. Oriented film of high clarity and gloss
CA2048296C (en) * 1990-08-13 2002-09-24 Henry G. Schirmer Blends of polypropylene and ethylene copolymer and films made from the blend

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3275725A (en) * 1962-09-19 1966-09-27 Multifol Patentverwert Ag Method of making laminated tubing
US3322613A (en) * 1963-02-11 1967-05-30 Phillips Petroleum Co Laminated sheet material
AT325299B (de) * 1967-02-27 1975-10-10 Hegler Wilhelm Vorrichtung zur herstellung von rohren aus thermoplastischem kunststoff
US3539666A (en) * 1968-06-18 1970-11-10 Grace W R & Co Method for preparing a nonwoven fabriclike member
BE756616A (fr) * 1969-10-31 1971-03-01 Reifenhauser K G Procede et installation de soufflage permettant de fabriquer des feuilles multicouches en matieres plastiques
US3754063A (en) * 1970-03-23 1973-08-21 Grace W R & Co Method for casting an inflated tubular polyethylene film with mixed polymer of polypropylene-polybutene-1

Also Published As

Publication number Publication date
GB1407923A (en) 1975-10-01
IT990607B (it) 1975-07-10
BE795687A (fr) 1973-06-18
JPS4923275A (US07902200-20110308-C00004.png) 1974-03-01
FR2190609A1 (US07902200-20110308-C00004.png) 1974-02-01
CA1015114A (en) 1977-08-09
CA1037663A (en) 1978-09-05
BR7304703D0 (pt) 1974-09-05
ZA733886B (en) 1975-04-30
CH565643A5 (US07902200-20110308-C00004.png) 1975-08-29
DE2309262A1 (de) 1974-01-24
AU475013B2 (en) 1976-08-12
NL7302916A (US07902200-20110308-C00004.png) 1973-12-28
ZA745007B (en) 1975-04-30
CH568840A5 (US07902200-20110308-C00004.png) 1975-11-14
FR2190609B1 (US07902200-20110308-C00004.png) 1976-04-30
ES416636A1 (es) 1976-02-01
US3894907A (en) 1975-07-15
AU5681473A (en) 1974-12-12
NL169700C (nl) 1982-08-16
JPS5139678B2 (US07902200-20110308-C00004.png) 1976-10-29
NL169700B (nl) 1982-03-16
DE2309262B2 (de) 1978-06-08

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8328 Change in the person/name/address of the agent

Free format text: FLACH, D., DIPL.-PHYS., 8200 ROSENHEIM ANDRAE, S., DIPL.-CHEM. DR.RER.NAT. HAUG, D., DIPL.-ING. OTTO, D., DIPL.-ING. DR.-ING., PAT.-ANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee