DK272581A - Fremgangsmaade og apparat til fremstilling af flerlagsfilm - Google Patents

Fremgangsmaade og apparat til fremstilling af flerlagsfilm

Info

Publication number
DK272581A
DK272581A DK272581A DK272581A DK272581A DK 272581 A DK272581 A DK 272581A DK 272581 A DK272581 A DK 272581A DK 272581 A DK272581 A DK 272581A DK 272581 A DK272581 A DK 272581A
Authority
DK
Denmark
Prior art keywords
making multiple
multiple movies
movies
making
Prior art date
Application number
DK272581A
Other languages
Danish (da)
English (en)
Inventor
S H Joseph
J E Miller
L A 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 DK272581A publication Critical patent/DK272581A/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
    • 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
    • B29C48/001—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
    • B29C48/0016—Extrusion 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
    • 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
    • B29C48/001—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
    • 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

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)
DK272581A 1980-06-20 1981-06-19 Fremgangsmaade og apparat til fremstilling af flerlagsfilm DK272581A (da)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DK272581A true DK272581A (da) 1981-12-21

Family

ID=10514219

Family Applications (1)

Application Number Title Priority Date Filing Date
DK272581A DK272581A (da) 1980-06-20 1981-06-19 Fremgangsmaade og apparat til fremstilling af flerlagsfilm

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
US4892911A (en) * 1985-11-29 1990-01-09 American National Can Company Films using blends of polypropylene and polyisobutylene
US5073599A (en) * 1985-11-29 1991-12-17 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
GB2079635A (en) 1982-01-27
US4488860A (en) 1984-12-18
EP0042740B1 (en) 1984-06-27
IN161541B (pt) 1987-12-19
CA1159206A (en) 1983-12-27
IE51616B1 (en) 1987-01-21
JPS5731533A (en) 1982-02-20
DE3164414D1 (en) 1984-08-02
US4383968A (en) 1983-05-17
NO812084L (no) 1981-12-21
AU7200981A (en) 1981-12-24
GB2079635B (en) 1984-07-04
IE811368L (en) 1981-12-20
ZA813936B (en) 1982-07-28
AU544435B2 (en) 1985-05-30
FI811861L (fi) 1981-12-21
EP0042740A1 (en) 1981-12-30

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment