DK345979A - Fremgangsmaade og apparat til fremstilling af en materialebane af skummet termoplast - Google Patents

Fremgangsmaade og apparat til fremstilling af en materialebane af skummet termoplast

Info

Publication number
DK345979A
DK345979A DK345979A DK345979A DK345979A DK 345979 A DK345979 A DK 345979A DK 345979 A DK345979 A DK 345979A DK 345979 A DK345979 A DK 345979A DK 345979 A DK345979 A DK 345979A
Authority
DK
Denmark
Prior art keywords
preparing
foamed thermoplastic
found material
found
foamed
Prior art date
Application number
DK345979A
Other languages
English (en)
Other versions
DK151373B (da
DK151373C (da
Inventor
L Nilsson
S O Andren
P A Ljungberg
Original Assignee
Tetra Pak Int
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 Tetra Pak Int filed Critical Tetra Pak Int
Publication of DK345979A publication Critical patent/DK345979A/da
Publication of DK151373B publication Critical patent/DK151373B/da
Application granted granted Critical
Publication of DK151373C publication Critical patent/DK151373C/da

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/507—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through an annular die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
DK345979A 1978-08-22 1979-08-17 Fremgangsmaade og apparat til fremstilling af en materialebane af termoplastskum DK151373C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7808847A SE429941B (sv) 1978-08-22 1978-08-22 Sett och anordning for tillverkning av en materialbana av skummad termoplast
SE7808847 1978-08-22

Publications (3)

Publication Number Publication Date
DK345979A true DK345979A (da) 1980-02-23
DK151373B DK151373B (da) 1987-11-30
DK151373C DK151373C (da) 1988-05-16

Family

ID=20335631

Family Applications (1)

Application Number Title Priority Date Filing Date
DK345979A DK151373C (da) 1978-08-22 1979-08-17 Fremgangsmaade og apparat til fremstilling af en materialebane af termoplastskum

Country Status (17)

Country Link
US (1) US4261939A (da)
EP (1) EP0008689B1 (da)
JP (1) JPS5528899A (da)
AR (1) AR218156A1 (da)
AT (1) AT375871B (da)
AU (1) AU528880B2 (da)
BR (1) BR7905388A (da)
CA (1) CA1143117A (da)
DE (1) DE2965110D1 (da)
DK (1) DK151373C (da)
ES (2) ES483526A1 (da)
FI (1) FI70540C (da)
MX (1) MX150996A (da)
NO (1) NO154119C (da)
PT (1) PT70082A (da)
SE (1) SE429941B (da)
ZA (1) ZA794184B (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3243632A1 (de) * 1982-11-25 1984-05-30 Flewu AG, 9000 St. Gallen Verfahren und vorrichtung zur sinterung insbesondere unterschiedlicher formlinge aus insbesondere verschiedenartigen schaeumbaren kunststoffen
DE4412799B4 (de) * 1994-04-14 2004-07-22 Depron B.V. Kühldorn mit einem zylindrischen Grundkörper aus Metall
US6428297B1 (en) * 1998-10-28 2002-08-06 Dart Container Corporation Apparatus for making a corrugation-free foam
EP1170217B1 (en) * 2000-07-07 2003-06-11 Tetra Laval Holdings & Finance S.A. Unit for processing a web of packaging material for producing sealed packages of pourable food products
CN113977843B (zh) * 2021-11-11 2023-03-21 张家港力勤机械有限公司 一种聚氨酯板材的成型加工设备

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917217A (en) * 1956-04-30 1959-12-15 St Regis Paper Co Foamed polystyrene article
LU36523A1 (da) * 1958-05-21 1900-01-01
US3560600A (en) * 1963-11-07 1971-02-02 Dow Chemical Co Surface treatment on extruded plastic foam
DE1504791A1 (de) * 1964-09-05 1969-10-16 Reifenhaeuser Kg Folienblasanlage
BE722009A (da) * 1967-10-13 1969-03-14
US3539666A (en) * 1968-06-18 1970-11-10 Grace W R & Co Method for preparing a nonwoven fabriclike member
US3751537A (en) * 1970-01-12 1973-08-07 Owens Illinois Inc Process for controlling dimensions of the product in foamed plastic extrusion
US3775035A (en) * 1970-01-12 1973-11-27 Owens Illinois Inc Foam plastic extrusion apparatus with plurality of die lip temperature controls
GB1295205A (da) * 1970-07-24 1972-11-08
US3835209A (en) * 1971-11-09 1974-09-10 Owens Illinois Inc Process of extruding a foamed extrudate and controlling the thickness thereof
JPS4862861A (da) * 1971-12-06 1973-09-01
US3985931A (en) * 1973-06-04 1976-10-12 Owens-Illinois, Inc. Method for the cooling of a tubular extrudate of expanded polystyrene
US3871802A (en) * 1973-06-04 1975-03-18 Owens Illinois Inc Dressing ring for tubular expanded polystyrene cooling mandrel
DD105759A1 (da) * 1973-07-18 1974-05-12
US4009976A (en) * 1973-09-04 1977-03-01 Mobil Oil Corporation Apparatus for producing a foamed polystyrene sheet having a density gradient decreasing from the external surfaces inwardly
US3864444A (en) * 1973-09-04 1975-02-04 Mobil Oil Corp Method of producing a foamed polystyrene sheet having a density gradient decreasing from the external surfaces inwardly
DE2602024A1 (de) * 1976-01-21 1977-07-28 Berstorff Gmbh Masch Hermann Verfahren und einrichtung zum herstellen von kaschierten thermoplastischen schaumstoffbahnen
US4049768A (en) * 1976-04-09 1977-09-20 Mobil Oil Corporation Method for extending thermoplastic foams having smooth external skins
DE2704231C2 (de) * 1977-02-02 1983-05-19 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Vorrichtung zur Herstellung von Folien aus expandierbarem Kunststoff

Also Published As

Publication number Publication date
AU5006779A (en) 1980-02-28
NO154119C (no) 1986-07-23
MX150996A (es) 1984-09-06
DK151373B (da) 1987-11-30
DK151373C (da) 1988-05-16
PT70082A (en) 1979-09-01
AR218156A1 (es) 1980-05-15
FI792596A (fi) 1980-02-23
JPS6349608B2 (da) 1988-10-05
CA1143117A (en) 1983-03-22
ATA548879A (de) 1984-02-15
SE429941B (sv) 1983-10-10
BR7905388A (pt) 1980-05-27
EP0008689B1 (en) 1983-03-30
AU528880B2 (en) 1983-05-19
FI70540C (fi) 1986-09-24
SE7808847L (sv) 1980-02-23
ES483526A1 (es) 1980-05-16
ZA794184B (en) 1980-08-27
NO154119B (no) 1986-04-14
ES484680A1 (es) 1980-06-16
EP0008689A1 (en) 1980-03-19
FI70540B (fi) 1986-06-06
JPS5528899A (en) 1980-02-29
AT375871B (de) 1984-09-25
NO792663L (no) 1980-02-25
US4261939A (en) 1981-04-14
DE2965110D1 (en) 1983-05-05

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Legal Events

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PBP Patent lapsed