NO812084L - Fremgangsmaate og apparat for fremstilling av flerlags ekspanderte filmer. - Google Patents

Fremgangsmaate og apparat for fremstilling av flerlags ekspanderte filmer.

Info

Publication number
NO812084L
NO812084L NO812084A NO812084A NO812084L NO 812084 L NO812084 L NO 812084L NO 812084 A NO812084 A NO 812084A NO 812084 A NO812084 A NO 812084A NO 812084 L NO812084 L NO 812084L
Authority
NO
Norway
Prior art keywords
layer
base film
coating
extrusion
extruded
Prior art date
Application number
NO812084A
Other languages
English (en)
Norwegian (no)
Inventor
Stephen Hampden Joseph
John Edward Miller
Lawrie Amess Williamson
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Publication of NO812084L publication Critical patent/NO812084L/no

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
    • B29C48/16Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0013Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0015Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
    • B29C48/0016Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die using a plurality of extrusion dies
    • 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
    • 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
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0018Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0019Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Prostheses (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
NO812084A 1980-06-20 1981-06-18 Fremgangsmaate og apparat for fremstilling av flerlags ekspanderte filmer. NO812084L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8020314 1980-06-20

Publications (1)

Publication Number Publication Date
NO812084L true NO812084L (no) 1981-12-21

Family

ID=10514219

Family Applications (1)

Application Number Title Priority Date Filing Date
NO812084A NO812084L (no) 1980-06-20 1981-06-18 Fremgangsmaate og apparat for fremstilling av flerlags ekspanderte filmer.

Country Status (13)

Country Link
US (2) US4383968A (pt)
EP (1) EP0042740B1 (pt)
JP (1) JPS5731533A (pt)
AU (1) AU544435B2 (pt)
CA (1) CA1159206A (pt)
DE (1) DE3164414D1 (pt)
DK (1) DK272581A (pt)
FI (1) FI811861L (pt)
GB (1) GB2079635B (pt)
IE (1) IE51616B1 (pt)
IN (1) IN161541B (pt)
NO (1) NO812084L (pt)
ZA (1) ZA813936B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5073599A (en) * 1985-11-29 1991-12-17 American National Can Company Films using blends of polypropylene and polyisobutylene
US4892911A (en) * 1985-11-29 1990-01-09 American National Can Company Films using blends of polypropylene and polyisobutylene
JPH0696771B2 (ja) * 1988-03-24 1994-11-30 日本化学工業株式会社 無電解めっき粉末並びに導電性フィラーおよびその製造方法
PL237233B1 (pl) * 2017-11-23 2021-03-22 Dukebox Spolka Z Ograniczona Odpowiedzialnoscia Sposób otrzymywania zawiesiny zawierającej nanocząstki melatoniny

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2597553A (en) * 1948-09-17 1952-05-20 Donald J Weber Apparatus for lubricating plastic materials undergoing extrusion
US2848747A (en) * 1955-09-23 1958-08-26 Olin Mathieson Tube extrusion
US2987776A (en) * 1957-12-23 1961-06-13 Union Carbide Corp Method of biaxially stretching tubular styrene polymer film by inflating with gas and liquid
NL265442A (pt) * 1960-06-01 1900-01-01
US3160918A (en) * 1961-11-15 1964-12-15 berggren etal
US3160917A (en) * 1961-11-24 1964-12-15 Monsanto Co Coating of biaxially oriented film
GB1044068A (en) * 1962-10-24 1966-09-28 Union Carbide Corp Production of coated biaxially oriented linear highly crystalline polyolefin films
GB1176204A (en) * 1967-01-27 1970-01-01 Ici Ltd Coated Films
US3709642A (en) * 1970-12-02 1973-01-09 F Stannard Tube coating film and apparatus
DE2259089B2 (de) * 1972-12-02 1975-09-04 Reifenhaeuser Kg, 5210 Troisdorf Vorrichtung zum Herstellen einer zweischichtigen Schlauchfolie aus thermoplastischen Kunststoffen
DE2860725D1 (en) * 1977-11-28 1981-08-27 Ici Plc Apparatus and method for producing coated film
CA1092310A (en) * 1978-06-14 1980-12-30 Aleck M. Birks Method and apparatus for coating thermoplastic film
US4357191A (en) * 1980-03-03 1982-11-02 Mobil Oil Corporation Laminar thermoplastic film constructions

Also Published As

Publication number Publication date
EP0042740B1 (en) 1984-06-27
ZA813936B (en) 1982-07-28
DK272581A (da) 1981-12-21
EP0042740A1 (en) 1981-12-30
IE811368L (en) 1981-12-20
IN161541B (pt) 1987-12-19
GB2079635B (en) 1984-07-04
FI811861L (fi) 1981-12-21
AU7200981A (en) 1981-12-24
IE51616B1 (en) 1987-01-21
AU544435B2 (en) 1985-05-30
CA1159206A (en) 1983-12-27
JPS5731533A (en) 1982-02-20
DE3164414D1 (en) 1984-08-02
GB2079635A (en) 1982-01-27
US4488860A (en) 1984-12-18
US4383968A (en) 1983-05-17

Similar Documents

Publication Publication Date Title
US2753596A (en) Method and apparatus for making plastic tubing
US2641022A (en) Method of manufacturing plastic film
US10960578B2 (en) Method for applying an extruded seal to a surface
CA2219531C (en) Method for treating an extruded plastic section and extrusion installation therefor
US2624914A (en) Plastic spreading method and apparatus
EA031005B1 (ru) Способ изготовления труб капельного орошения с компенсированием давления с требуемой молекулярной ориентацией и труба, полученная таким способом
US3461496A (en) Apparatus for extruding a skin covered,foamed thermoplastic
US5128076A (en) Apparatus and method for producing an elongate strip of material
US3837773A (en) Extruded plastic film method and apparatus for the manufacture thereof
JP4439269B2 (ja) プラスティック製の物品を圧縮成形する装置
US3486196A (en) Apparatus for the production of multilayer tubes from thermoplastics
US2947031A (en) Method and apparatus for cooling extruded tubing
NO812084L (no) Fremgangsmaate og apparat for fremstilling av flerlags ekspanderte filmer.
US5069850A (en) Coextrusion apparatus and method using a rigid die for varying the outer profile of a tubular extrudate
JPS5835860B2 (ja) フイルムセイケイヘツド
US3302239A (en) Die
JP4295213B2 (ja) 切開パリソンの誘導
US3993723A (en) Cooling thermoplastic tubes
US6017477A (en) Extrusion apparatus and process
US4093412A (en) Cooling thermoplastics tubes
US3221370A (en) Apparatus for extruding thermoplastic film
JP7339916B2 (ja) 押出成形装置
SE429941B (sv) Sett och anordning for tillverkning av en materialbana av skummad termoplast
JP2002210807A (ja) 新規の押出発泡成形ダイ及びこれを用いた発泡成形品の製造方法
US4180541A (en) Method of extruding employing an extrusion device having intermediate extruder