IT948654B - PROCEDURE AND DEVICE FOR THE PRODUCTION OF SHEETS STARTING FROM SYNTHETIC THERMOPLASTIC MATERIAL - Google Patents

PROCEDURE AND DEVICE FOR THE PRODUCTION OF SHEETS STARTING FROM SYNTHETIC THERMOPLASTIC MATERIAL

Info

Publication number
IT948654B
IT948654B IT48430/72A IT4843072A IT948654B IT 948654 B IT948654 B IT 948654B IT 48430/72 A IT48430/72 A IT 48430/72A IT 4843072 A IT4843072 A IT 4843072A IT 948654 B IT948654 B IT 948654B
Authority
IT
Italy
Prior art keywords
procedure
production
thermoplastic material
synthetic thermoplastic
sheets starting
Prior art date
Application number
IT48430/72A
Other languages
Italian (it)
Original Assignee
Barmag Barmer Maschf
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 Barmag Barmer Maschf filed Critical Barmag Barmer Maschf
Application granted granted Critical
Publication of IT948654B publication Critical patent/IT948654B/en

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
    • B29C48/25—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
    • B29C48/03—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
    • 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
    • B29C48/9125—Cooling of hollow articles of tubular films internally
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0063—Cutting longitudinally
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT48430/72A 1971-02-22 1972-02-19 PROCEDURE AND DEVICE FOR THE PRODUCTION OF SHEETS STARTING FROM SYNTHETIC THERMOPLASTIC MATERIAL IT948654B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712108360 DE2108360A1 (en) 1971-02-22 1971-02-22 Method and device for Her provide foils made of thermoplastic material

Publications (1)

Publication Number Publication Date
IT948654B true IT948654B (en) 1973-06-11

Family

ID=5799467

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48430/72A IT948654B (en) 1971-02-22 1972-02-19 PROCEDURE AND DEVICE FOR THE PRODUCTION OF SHEETS STARTING FROM SYNTHETIC THERMOPLASTIC MATERIAL

Country Status (4)

Country Link
DE (1) DE2108360A1 (en)
FR (1) FR2126249B1 (en)
GB (1) GB1371858A (en)
IT (1) IT948654B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4115048A (en) * 1976-12-27 1978-09-19 Union Carbide Corporation Apparatus for internally cooling a plastic tubular film bubble
US4138453A (en) * 1977-05-17 1979-02-06 Exxon Research & Engineering Co. Process for manufacturing blown film sheeting
DE2829062C3 (en) * 1978-07-01 1981-08-13 Burghoff, Wilfried, 5609 Hückeswagen Device for the controlled exchange of blown and cooling air inside a blown film tube
CA1274366C (en) * 1987-03-31 1990-09-25 Bubble forming and stabilizing device for use in a continuous extrusion process for making a blown film
EP3077309B1 (en) * 2013-11-06 2019-01-16 Jesco Holding ApS A system and a method for providing ionised air to extrusion blow molded web materials, and a cutter for cutting a tube shaped extrusion blow molded web into two or more webs

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265552A (en) * 1961-11-24 1966-08-09 Monsanto Co Method for coating of biaxially oriented film

Also Published As

Publication number Publication date
GB1371858A (en) 1974-10-30
DE2108360A1 (en) 1972-09-07
FR2126249A1 (en) 1972-10-06
FR2126249B1 (en) 1976-06-11

Similar Documents

Publication Publication Date Title
AR202269A1 (en) PROCEDURE FOR PROCESSING INORGANIC THERMOPLASTIC MATERIAL
ZA732268B (en) Thermoplastic sheet material
IT974740B (en) COMPOSITION OF THERMOPLASTIC MATERIAL
IT973718B (en) PROCESS AND DEVICE FOR THE PRODUCTION OF TAPES OF FOAMED THERMOPLASTIC MATERIALS
IL39048A0 (en) Thermoplastic adhesive films and sheets and their production
IT963382B (en) ANTISTATIC PLASTIC MATERIAL ARTICLES AND PROCEDURE FOR MAKING IT SO
ZA721916B (en) Structured synthetic web material and method for the production thereof
BE793429A (en) THERMOPLASTIC MATERIALS FORMING APPARATUS
ZA734172B (en) Production of fibrous sheet material
IT1007516B (en) PROCEDURE AND DEVICE FOR THE PRODUCTION OF A SMALL TUBULAR RE CONTAINED IN SYNTHETIC MATERIAL
IT967099B (en) PROCESS FOR THE FORMING OF EXPANDABLE THERMOPLASTIC MATERIAL
IT960448B (en) CONTAINER OF FLEXIBLE MATERIAL
IT973621B (en) BAG OF SYNTHETIC MATERIAL AND PROCEDURE FOR ITS PRODUCTION
IT1008486B (en) PROCEDURE AND APPARATUS FOR MANUFACTURING CONTAINERS OF THERMOPLASTIC MATERIAL
IT988591B (en) DISPERSION MATERIAL FOR THE PRODUCTION OF IMAGES AND METHOD FOR THE PRODUCTION OF SUCH IMAGES
IT948654B (en) PROCEDURE AND DEVICE FOR THE PRODUCTION OF SHEETS STARTING FROM SYNTHETIC THERMOPLASTIC MATERIAL
ZA738085B (en) Production of immunological material
IT974850B (en) PROCEDURE FOR THE PRODUCTION OF CALENDERED SHEETS STARTING FROM SYNTHETIC THERMOPLASTIC SUBSTANCES
IT956048B (en) DEVICE FOR THE PRODUCTION OF BOTTLES IN THERMOPLASTIC MATERIAL
IT952610B (en) FILM PHOTOCROME MATERIAL AND PROCEDURE FOR PRODUCING IT
IT948289B (en) PROCEDURE FOR THE PRODUCTION OF AN ULTRASONIC WELDABLE POLYETHYLENE-BASED MATERIAL
BR7208865D0 (en) PROCESS AND APPARATUS FOR THE PRODUCTION OF A PLASTIC MATERIAL FILM
AU469686B2 (en) Tube bend element of synthetic thermoplastic material and apparatus for manufacturing the element
IT991631B (en) PROCEDURE FOR THE MANUFACTURE OF A MULTILAYER PACKAGING MATERIAL
FI55983B (en) MINERAL ROLL MATERIAL FOER MATERIAL- OCH KOELDISOLERING