NL277777A - - Google Patents

Info

Publication number
NL277777A
NL277777A NL277777DA NL277777A NL 277777 A NL277777 A NL 277777A NL 277777D A NL277777D A NL 277777DA NL 277777 A NL277777 A NL 277777A
Authority
NL
Netherlands
Application number
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.)
Publication date
Publication of NL277777A publication Critical patent/NL277777A/xx

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
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919Thermal 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
    • 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
    • B29C48/08Flat, e.g. panels flexible, e.g. films
    • 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
    • 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
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • B29C48/9135Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • 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
    • B29C48/88Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911Cooling
    • B29C48/9135Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9155Pressure rollers
    • 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

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)
NL277777D 1961-05-04 NL277777A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US107745A US3119150A (en) 1961-05-04 1961-05-04 Apparatus for producing smooth, flat rolls of film

Publications (1)

Publication Number Publication Date
NL277777A true NL277777A (es) 1900-01-01

Family

ID=22318235

Family Applications (1)

Application Number Title Priority Date Filing Date
NL277777D NL277777A (es) 1961-05-04

Country Status (3)

Country Link
US (1) US3119150A (es)
GB (1) GB944001A (es)
NL (1) NL277777A (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221370A (en) * 1963-02-06 1965-12-07 Nat Distillers Chem Corp Apparatus for extruding thermoplastic film
US3238563A (en) * 1962-12-31 1966-03-08 Black Clawson Co Deckles for plastic extrusion machines
GB1179234A (en) * 1966-03-17 1970-01-28 Gavaert Agfa N V Apparatus for Making Flat Film by Melt Extrusion.
DE2054029C3 (de) * 1970-11-03 1981-07-09 Dynamit Nobel Ag, 5210 Troisdorf Dichtungsbahn aus Kunststoff
DE3781424T2 (de) * 1986-02-27 1993-03-25 Frisco Findus Ag Vorrichtung zum strangpressen.
US5108844A (en) * 1989-12-28 1992-04-28 American National Can Company Blended films, structures therefrom, and methods of making and using them
JP4825988B2 (ja) * 2005-03-25 2011-11-30 コニカミノルタオプト株式会社 光学補償フィルムの製造方法
PE20180953A1 (es) * 2015-07-30 2018-06-12 Paragon Films Inc Pelicula estirable de capas puras producida utilizando resinas de extrusion de un solo paso

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2365326A (en) * 1942-11-28 1944-12-19 Plax Corp Method of and apparatus for producing continuous organic plastic sheets or ribbons by extrusion
US2408627A (en) * 1943-10-11 1946-10-01 Lee B Green Apparatus for extruding
US2499421A (en) * 1946-03-11 1950-03-07 Nat Plastic Products Company Polyethylene tape extrusion
US2567704A (en) * 1948-08-31 1951-09-11 Louis M Grimes Extrusion apparatus
US2697852A (en) * 1952-02-19 1954-12-28 Plax Corp Method and apparatus for winding collapsible tubing
US2809142A (en) * 1953-04-01 1957-10-08 Allan R A Beeber Measuring tapes
US2825558A (en) * 1955-04-25 1958-03-04 Honeywell Regulator Co Electrostatic tape and methods of construction
US2859475A (en) * 1956-08-21 1958-11-11 Modern Plastic Machinery Corp Adjustable extrusion dies
US2982995A (en) * 1958-10-09 1961-05-09 St Regis Paper Co Control of the edge formation of extruded plastic film

Also Published As

Publication number Publication date
GB944001A (en) 1963-12-11
US3119150A (en) 1964-01-28

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