DK266975A - - Google Patents

Info

Publication number
DK266975A
DK266975A DK266975A DK266975A DK266975A DK 266975 A DK266975 A DK 266975A DK 266975 A DK266975 A DK 266975A DK 266975 A DK266975 A DK 266975A DK 266975 A DK266975 A DK 266975A
Authority
DK
Denmark
Application number
DK266975A
Other languages
Danish (da)
Other versions
DK141495B (da
DK141495C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
G Giannarelli
W Movilli
Original Assignee
Montedison S P A
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 Montedison S P A filed Critical Montedison S P A
Publication of DK266975A publication Critical patent/DK266975A/da
Publication of DK141495B publication Critical patent/DK141495B/da
Application granted granted Critical
Publication of DK141495C publication Critical patent/DK141495C/da

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/78Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/872Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone characterised by differential heating or cooling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/07Flat, e.g. panels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/305Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/695Flow dividers, e.g. breaker plates
    • B29C48/70Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/78Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/78Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865Heating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/92Measuring, controlling or regulating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92504Controlled parameter
    • B29C2948/92704Temperature
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00Indexing scheme relating to extrusion moulding
    • B29C2948/92Measuring, controlling or regulating
    • B29C2948/92819Location or phase of control
    • B29C2948/92857Extrusion unit
    • B29C2948/92904Die; Nozzle zone
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/12Articles with an irregular circumference when viewed in cross-section, e.g. window profiles

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)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
DK266975AA 1974-06-17 1975-06-13 Ekstrusionsapparat med et antal rør indskudt mellem et ekstrusionshoved og en bredslidsdyse. DK141495B (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2402974 1974-06-17
IT24029/74A IT1015100B (it) 1974-06-17 1974-06-17 Procedimento e relativa apparecchia tura per l estrusione di profilati di materiale termoplastico partico larmente di lastre e profilati si mili

Publications (3)

Publication Number Publication Date
DK266975A true DK266975A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-12-18
DK141495B DK141495B (da) 1980-03-31
DK141495C DK141495C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-09-29

Family

ID=11211569

Family Applications (1)

Application Number Title Priority Date Filing Date
DK266975AA DK141495B (da) 1974-06-17 1975-06-13 Ekstrusionsapparat med et antal rør indskudt mellem et ekstrusionshoved og en bredslidsdyse.

Country Status (13)

Country Link
US (1) US4061462A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5112871A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AR (1) AR208320A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7503764A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1058366A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2526911A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DK (1) DK141495B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES438614A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2274435A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1508851A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1015100B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7507062A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE7506795L (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3934592C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1989-10-17 1990-10-11 Werner & Pfleiderer Gmbh, 7000 Stuttgart, De
DE4109369A1 (de) * 1991-03-22 1992-09-24 Reifenhaeuser Masch Werkzeugkopf zum strangpressen von schlauchfoermigen oder rohrfoermigen vorformlingen aus thermoplastifiziertem kunststoff
US5460772A (en) * 1991-12-27 1995-10-24 Nippon Steel Chemical Co., Ltd. Process for multilayer blow molding
NL9201457A (nl) * 1992-08-14 1994-03-01 Rollepaal B V Maschf De Verdeelkop voor het uit één of meer stromen geëxtrudeerd thermoplastisch kunststofmateriaal vormen van een buisvormig profiel.
CA2177714C (en) 1993-12-21 2005-08-09 Andrew J. Ouderkirk Multilayered optical film
US5866050A (en) * 1997-02-06 1999-02-02 E. I. Du Pont De Nemours And Company Method and spinning apparatus having a multiple-temperature control arrangement therein
BR9906910A (pt) * 1998-01-13 2000-10-10 Minnesota Mining & Mfg Bloco de alimentação para fabricar uma pelìcula óptica de camada múltipla, e, processo para fabricar uma pelìcula óptica de camada múltipla
US6808658B2 (en) 1998-01-13 2004-10-26 3M Innovative Properties Company Method for making texture multilayer optical films
WO2003004246A1 (en) * 2001-07-05 2003-01-16 J.R. Simplot Company Multilane extruder system
US7611347B1 (en) * 2009-04-08 2009-11-03 Wenger Manufacturing Inc. Extrusion die assembly for high density products
WO2018098563A1 (en) * 2016-12-01 2018-06-07 Husky Injection Molding Systems Ltd. Channel geometry for promoting at least one of a uniform velocity profile and a uniform temperature profile for an annular or part-annular melt flow
CN108943641A (zh) * 2017-05-22 2018-12-07 徐钰慧 中空发泡板材的制造方法
CN109605771A (zh) * 2018-11-23 2019-04-12 乐昌市联丰科技有限公司 一种内肋增强双组份螺旋波纹管生产工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2291212A (en) * 1940-01-13 1942-07-28 James C Clinefelter Extruding machine
NL177215B (nl) * 1952-03-28 Lipha Werkwijze voor de bereiding van een geneesmiddel met vaatverwijdende werking en werkwijze voor de bereiding van een diethylaminoethylester van een 3-naftyl-2-tetrahydrofurfurylpropionzuurverbinding.
BE522383A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1952-08-28 1900-01-01
US2821745A (en) * 1953-12-11 1958-02-04 Firestone Tire & Rubber Co Plastic tube extruder
US3601846A (en) * 1970-01-26 1971-08-31 Eastman Kodak Co Spinneret assembly for multicomponent fibers

Also Published As

Publication number Publication date
IT1015100B (it) 1977-05-10
BR7503764A (pt) 1976-07-06
DK141495B (da) 1980-03-31
JPS5112871A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-01-31
ES438614A1 (es) 1977-07-01
AR208320A1 (es) 1976-12-20
US4061462A (en) 1977-12-06
CA1058366A (en) 1979-07-17
DE2526911A1 (de) 1976-01-02
FR2274435A1 (fr) 1976-01-09
FR2274435B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-07-08
SE7506795L (sv) 1975-12-18
GB1508851A (en) 1978-04-26
NL7507062A (nl) 1975-12-19
DK141495C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-09-29

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Legal Events

Date Code Title Description
PBP Patent lapsed