BE485292A - - Google Patents

Info

Publication number
BE485292A
BE485292A BE485292DA BE485292A BE 485292 A BE485292 A BE 485292A BE 485292D A BE485292D A BE 485292DA BE 485292 A BE485292 A BE 485292A
Authority
BE
Belgium
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.)
Filing date
Publication date
Application filed filed Critical
Publication of BE485292A publication Critical patent/BE485292A/xx

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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • B29C48/913—Cooling of hollow articles of tubular films externally
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
BE485292D 1945-10-20 1948-10-13 BE485292A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US623470A US2461975A (en) 1945-10-20 1945-10-20 Method of making flattened thermoplastic tubing of predetermined desired characteristics

Publications (1)

Publication Number Publication Date
BE485292A true BE485292A (sv) 1948-10-30

Family

ID=32991168

Family Applications (1)

Application Number Title Priority Date Filing Date
BE485292D BE485292A (sv) 1945-10-20 1948-10-13

Country Status (5)

Country Link
US (1) US2461975A (sv)
BE (1) BE485292A (sv)
CH (1) CH277406A (sv)
FR (1) FR973032A (sv)
GB (1) GB654550A (sv)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2773285A (en) * 1947-11-06 1956-12-11 Continental Can Co Method of making sterile containers
US2541064A (en) * 1948-08-11 1951-02-13 Dow Chemical Co Method of controlling the diameter and wall thickness of vinylidene chloride polymerfilm tubes
US2688154A (en) * 1948-10-01 1954-09-07 Huckfeldt & Thorlichen Device for extruding thin-walled tubing
US2607078A (en) * 1949-12-27 1952-08-19 Louis M Grimes Method and apparatus for making thermoplastic tubing
US2641022A (en) * 1950-02-21 1953-06-09 Extruders Inc Method of manufacturing plastic film
US2756461A (en) * 1951-12-19 1956-07-31 Castings Patent Company Plastics extrusion method
US2632206A (en) * 1952-09-29 1953-03-24 Visking Corp Method and apparatus for producing film
DE1028325B (de) * 1954-11-13 1958-04-17 Lissmann Alkor Werk Verfahren und Einrichtung zur Herstellung von Schlauchfolien
US2859480A (en) * 1954-12-13 1958-11-11 Olin Mathieson Method of treating polyethylene sheet material
US3052283A (en) * 1956-04-18 1962-09-04 Union Carbide Corp Apparatus for producing tubing
DE1194561B (de) * 1956-05-18 1965-06-10 Ici Ltd Verfahren zur Herstellung eines biaxial orientierten Polyaethylenterephthalatfilms mit hoher Festigkeit in Laengsrichtung
US2924584A (en) * 1956-06-20 1960-02-09 Du Pont Composition comprising polyethylene and an ethylenically unsaturated aliphatic hydrocarbon of 20-35 carbon atoms and article thereof
US2984641A (en) * 1956-06-20 1961-05-16 Du Pont Polyethylene compositions containing titanium organic compounds and structures produced therefrom
US3222314A (en) * 1956-06-20 1965-12-07 Du Pont Polyethylene resin containing a solid polyethylene glycol
US3256365A (en) * 1956-06-20 1966-06-14 Du Pont Composition comprising polyethylene and oxidation products of polyethylene and articles thereof
FR1188651A (fr) * 1956-12-20 1959-09-24 Du Pont Pellicule en polytéréphtalate linéaire et son procédé de fabrication
US3009208A (en) * 1957-03-02 1961-11-21 Bemberg Ag Process for production of tubular blown foils of polyvinyl chloride interpolymers
US3018882A (en) * 1957-11-01 1962-01-30 Union Carbide Corp Spiral roll of perforated thermoplastic multiple tubing and method and apparatus for producing same
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
US3008185A (en) * 1958-01-24 1961-11-14 Du Pont Extrusion process and apparatus for forming tubular film
US3020588A (en) * 1958-02-04 1962-02-13 Union Carbide Corp Rotary plastic extrusion die
US3044114A (en) * 1958-02-21 1962-07-17 Bemberg Ag Apparatus for production of tubular blown foils of polyvinyl chloride interpolymers
US3061401A (en) * 1958-06-11 1962-10-30 Schweizerische Viscose Process for producing synthetic bast of linear polymeric thermoplastic material
NL237949A (sv) * 1958-09-24
DE1115442B (de) * 1959-01-30 1961-10-19 Bemberg Ag Verfahren und Vorrichtung zur Verbesserung von Flach- oder Blasfolien aus thermoplastischen Kunststoffen bei ihrem Auspressen aus Schmelzen
DE1192814B (de) * 1959-05-26 1965-05-13 Du Pont Verfahren und Vorrichtung zur Verbesserung des Oberflaechenglanzes von Polyaethylen-Blasfolien
US3221084A (en) * 1959-05-26 1965-11-30 Du Pont Manufacture of polyethylene film
DE1177802B (de) * 1959-09-15 1964-09-10 Krauss Maffei Ag Verfahren und Vorrichtung zum Herstellen einer Schlauchfolie durch Aufweiten eines aus der lot-recht angeordneten Ringschlitzduese einer Schnek-kenpresse ausgepressten Schlauches aus einem thermoplastischen Kunststoff
DE1166458B (de) * 1959-09-18 1964-03-26 Krauss Maffei Ag Schneckenpresse mit einer Ringduese
US3179326A (en) * 1960-07-21 1965-04-20 Union Carbide Corp Method for forming uniaxially oriented films and the product formed thereby
US3187982A (en) * 1960-07-21 1965-06-08 Union Carbide Corp Method for forming coated uniaxially oriented films and the product formed thereby
US3178495A (en) * 1960-10-13 1965-04-13 Hoechst Ag Process for the production of thermoplastic films
GB954254A (en) * 1961-04-12 1964-04-02 Ici Ltd Improvements in or relating to linear organic thermoplastic film manufacture
US3248463A (en) * 1962-02-15 1966-04-26 Phillips Petroleum Co Continuous production of biaxially oriented crystalline thermoplastic film
US3235632A (en) * 1962-04-18 1966-02-15 Dow Chemical Co Process for producing biaxially oriented thermoplastic tubular film
US3223761A (en) * 1962-04-30 1965-12-14 Union Carbide Corp Melt extrusion of multi-wall plastic tubing
US3226459A (en) * 1962-10-03 1965-12-28 Union Carbide Corp Quenching of polyolefin film
US3346920A (en) * 1963-11-26 1967-10-17 Continental Can Co External cooling device for extruded tubing
DE1504458C3 (de) * 1963-12-19 1975-10-02 Hoechst Ag, 6000 Frankfurt Biaxial gestreckte Hochdruckpolyäthylenflachfolie und Verfahren zu ihrer Herstellung
GB1152533A (en) * 1966-09-10 1969-05-21 Asahi Chemical Ind Method and apparatus for producing a tubular film or tube of thermoplastic polymeric material.
US3576650A (en) * 1968-01-18 1971-04-27 Union Carbide Corp Cryogenic plastic film package
CA1034727A (en) * 1974-06-10 1978-07-18 Du Pont Of Canada Limited Process for the manufacture of polyolefin film
DE3013320A1 (de) * 1980-04-05 1981-10-15 Hoechst Ag, 6000 Frankfurt Fuer lebensmittel, insbesondere wurstwaren geeignete schlauchhuelle mit einer klebenaht und verfahren zu ihrer herstellung
DE3040279A1 (de) * 1980-10-25 1982-06-16 Hoechst Ag, 6000 Frankfurt Fuer lebensmittel, insbesondere wurstwaren geeignete schlauchhuelle mit einer klebenaht, verfahren zu ihrer herstellung und ihre verwendung zur herstellung gekruemmter oder ringfoermiger wursthuellen
US4664866A (en) * 1981-11-25 1987-05-12 The Dow Chemical Company Method for preparing a film having preferential one-sided cling
US4832897A (en) * 1984-02-07 1989-05-23 Stamicarbon B.V. Process for the preparation of blown film
US5658526A (en) * 1995-11-01 1997-08-19 Shell Oil Company Method to prepare blown films of vinyl aromatic/conjugated diolefin block copolymer

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2027962A (en) * 1933-03-03 1936-01-14 Nat Carbon Co Inc Production of articles from plastic compositions
US2047554A (en) * 1934-02-13 1936-07-14 Siemens Ag Manufacture of tubes from polystyrene and the like substances
US2070247A (en) * 1934-09-01 1937-02-09 Sylvania Ind Corp Tubing and process and apparatus for producing the same
US2161561A (en) * 1937-03-02 1939-06-06 Sylvania Ind Corp Container closure and process for producing the same
US2337927A (en) * 1938-02-19 1943-12-28 Sylvania Ind Corp Apparatus for making tubing
US2227682A (en) * 1939-01-25 1941-01-07 Sylvania Ind Corp Method of making striped pellicles
US2346187A (en) * 1939-11-22 1944-04-11 Sylvania Ind Corp Method for producing and treating tubing
US2422953A (en) * 1942-12-14 1947-06-24 Cellomold Ltd Process and apparatus for extruding
US2409521A (en) * 1943-11-22 1946-10-15 Dow Chemical Co Vinylidene chloride polymer extrusion
US2423260A (en) * 1944-12-29 1947-07-01 Extruded Plasties Inc Extrusion of tubing

Also Published As

Publication number Publication date
GB654550A (en) 1951-06-20
FR973032A (fr) 1951-02-06
US2461975A (en) 1949-02-15
CH277406A (fr) 1951-08-31

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