FR1197597A - Process for manufacturing smooth pipes, in particular thin-walled pipes made of thermoplastic materials, and a heated extruder head for its implementation - Google Patents

Process for manufacturing smooth pipes, in particular thin-walled pipes made of thermoplastic materials, and a heated extruder head for its implementation

Info

Publication number
FR1197597A
FR1197597A FR1197597DA FR1197597A FR 1197597 A FR1197597 A FR 1197597A FR 1197597D A FR1197597D A FR 1197597DA FR 1197597 A FR1197597 A FR 1197597A
Authority
FR
France
Prior art keywords
implementation
pipes
thermoplastic materials
extruder head
particular thin
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lonza AG
Original Assignee
Lonza 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 Lonza AG filed Critical Lonza AG
Application granted granted Critical
Publication of FR1197597A publication Critical patent/FR1197597A/en
Expired legal-status Critical Current

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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • 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
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
    • 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
    • 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
    • B29K2995/0073—Roughness, e.g. anti-slip smooth

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR1197597D 1957-07-09 1958-07-04 Process for manufacturing smooth pipes, in particular thin-walled pipes made of thermoplastic materials, and a heated extruder head for its implementation Expired FR1197597A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1197597X 1957-07-09
CH1183667X 1957-07-09
CH843320X 1957-07-09

Publications (1)

Publication Number Publication Date
FR1197597A true FR1197597A (en) 1959-12-01

Family

ID=27178618

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1197597D Expired FR1197597A (en) 1957-07-09 1958-07-04 Process for manufacturing smooth pipes, in particular thin-walled pipes made of thermoplastic materials, and a heated extruder head for its implementation

Country Status (2)

Country Link
FR (1) FR1197597A (en)
GB (1) GB843320A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123699A (en) * 1964-03-03 Induction heated circular
WO1985000137A1 (en) * 1983-06-28 1985-01-17 Union Carbide Corporation Process for substantially eliminating surface melt fracture when extruding ethylene polymers
WO1987006879A1 (en) * 1986-05-08 1987-11-19 Polysystem Machinery Manufacturing Inc. Die-lip heater

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013100938A1 (en) * 2012-11-09 2014-05-15 Windmöller & Hölscher Kg Nozzle device for a bubble extrusion device for producing a multilayer blown film

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3123699A (en) * 1964-03-03 Induction heated circular
WO1985000137A1 (en) * 1983-06-28 1985-01-17 Union Carbide Corporation Process for substantially eliminating surface melt fracture when extruding ethylene polymers
EP0133213A1 (en) * 1983-06-28 1985-02-20 Union Carbide Corporation Process for substantially eliminating surface melt fracture when extruding ethylene polymers
WO1987006879A1 (en) * 1986-05-08 1987-11-19 Polysystem Machinery Manufacturing Inc. Die-lip heater
US4830595A (en) * 1986-05-08 1989-05-16 Polysystem Machinery Mfg. Inc. Die-lip heater
US4842504A (en) * 1986-05-08 1989-06-27 Polysystem Machinery Mfg. Inc. Lip heater for plastic extrusion die

Also Published As

Publication number Publication date
GB843320A (en) 1960-08-04

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