AT292293B - Process for the production of tubular films - Google Patents

Process for the production of tubular films

Info

Publication number
AT292293B
AT292293B AT372367A AT372367A AT292293B AT 292293 B AT292293 B AT 292293B AT 372367 A AT372367 A AT 372367A AT 372367 A AT372367 A AT 372367A AT 292293 B AT292293 B AT 292293B
Authority
AT
Austria
Prior art keywords
production
tubular films
films
tubular
Prior art date
Application number
AT372367A
Other languages
German (de)
Inventor
Helmut Dipl Ing Haltrich
Helmut Dipl Ing Hennetmayr
Original Assignee
Chemie Linz Ag
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 Chemie Linz Ag filed Critical Chemie Linz Ag
Priority to AT372367A priority Critical patent/AT292293B/en
Priority to CH447068A priority patent/CH467665A/en
Priority to ES352526A priority patent/ES352526A1/en
Priority to GB16882/68A priority patent/GB1157245A/en
Priority to FR1569101D priority patent/FR1569101A/fr
Priority to NL6805557A priority patent/NL6805557A/xx
Priority to BE713950D priority patent/BE713950A/xx
Application granted granted Critical
Publication of AT292293B publication Critical patent/AT292293B/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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0072—Roughness, e.g. anti-slip

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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
AT372367A 1967-04-20 1967-04-20 Process for the production of tubular films AT292293B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
AT372367A AT292293B (en) 1967-04-20 1967-04-20 Process for the production of tubular films
CH447068A CH467665A (en) 1967-04-20 1968-03-26 Process for the production of tubular films made of polyethylene
ES352526A ES352526A1 (en) 1967-04-20 1968-04-08 Process for the Manufacture of Tubular Polyethylene Films
GB16882/68A GB1157245A (en) 1967-04-20 1968-04-08 Process for the Manufacture of Tubular Polyethylene Films
FR1569101D FR1569101A (en) 1967-04-20 1968-04-17
NL6805557A NL6805557A (en) 1967-04-20 1968-04-19
BE713950D BE713950A (en) 1967-04-20 1968-04-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT372367A AT292293B (en) 1967-04-20 1967-04-20 Process for the production of tubular films

Publications (1)

Publication Number Publication Date
AT292293B true AT292293B (en) 1971-08-25

Family

ID=3554502

Family Applications (1)

Application Number Title Priority Date Filing Date
AT372367A AT292293B (en) 1967-04-20 1967-04-20 Process for the production of tubular films

Country Status (7)

Country Link
AT (1) AT292293B (en)
BE (1) BE713950A (en)
CH (1) CH467665A (en)
ES (1) ES352526A1 (en)
FR (1) FR1569101A (en)
GB (1) GB1157245A (en)
NL (1) NL6805557A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0185863A1 (en) * 1984-12-24 1986-07-02 Hüls Troisdorf Aktiengesellschaft Process for producing films, especially those based on polyvinyl butyral with a slight surface tackiness
EP0191130A1 (en) * 1985-02-14 1986-08-20 Wolfgang Dr. Jensch Process for removing surface tackiness plasticiser-containing polyvinylbutyral films by the extrusion method
DE3813061A1 (en) * 1988-04-19 1989-11-09 Elastonwerk Bayern Gmbh PRODUCTION OF STRUCTURED FILMS SUITABLE FOR DECORATIVE PURPOSES

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2549415B1 (en) * 1983-07-18 1985-10-11 Applic Plastiques Ste Bour PROCESS FOR MOLDING A HOLLOW BODY SUCH AS A SAILBOARD COMPRISING A THERMOPLASTIC MATERIAL AND A CELLULAR PLASTIC MATERIAL FILLING
JPS6219431A (en) * 1985-07-19 1987-01-28 Terumo Corp Manufacture of annular thermoplastic resin film with roughened inner surface and device thereof
FR2637533B1 (en) * 1988-10-10 1990-12-07 Solvay PROCESS FOR PRODUCING, BY BLOWN EXTRUSION, A RESIN SHEATH BASED ON VINYL CHLORIDE HAVING AT LEAST ONE SIDE HAVING A MATTE APPEARANCE
DE4016626A1 (en) * 1989-04-29 1990-10-31 Rehau Ag & Co METHOD FOR PRODUCING PROFILES
US5248472A (en) * 1990-03-09 1993-09-28 Terumo Kabushiki Kaisha Method of and apparatus for manufacturing tubular thermoplastic resin film having a rough inner surface
CN111497185A (en) * 2020-04-30 2020-08-07 吉林中财管道有限公司 High-speed extrusion die for PVC-U double-wall spiral noise reduction pipe

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0185863A1 (en) * 1984-12-24 1986-07-02 Hüls Troisdorf Aktiengesellschaft Process for producing films, especially those based on polyvinyl butyral with a slight surface tackiness
EP0191130A1 (en) * 1985-02-14 1986-08-20 Wolfgang Dr. Jensch Process for removing surface tackiness plasticiser-containing polyvinylbutyral films by the extrusion method
DE3813061A1 (en) * 1988-04-19 1989-11-09 Elastonwerk Bayern Gmbh PRODUCTION OF STRUCTURED FILMS SUITABLE FOR DECORATIVE PURPOSES

Also Published As

Publication number Publication date
GB1157245A (en) 1969-07-02
BE713950A (en) 1968-10-21
ES352526A1 (en) 1969-10-01
CH467665A (en) 1969-01-31
FR1569101A (en) 1969-05-30
NL6805557A (en) 1968-10-21

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Legal Events

Date Code Title Description
EFA Change in the company name
ELJ Ceased due to non-payment of the annual fee