FR2174921B1 - - Google Patents

Info

Publication number
FR2174921B1
FR2174921B1 FR7307502A FR7307502A FR2174921B1 FR 2174921 B1 FR2174921 B1 FR 2174921B1 FR 7307502 A FR7307502 A FR 7307502A FR 7307502 A FR7307502 A FR 7307502A FR 2174921 B1 FR2174921 B1 FR 2174921B1
Authority
FR
France
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
FR7307502A
Other languages
French (fr)
Other versions
FR2174921A1 (de
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.)
Dunlop Ltd
Original Assignee
Dunlop Ltd
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 Dunlop Ltd filed Critical Dunlop Ltd
Publication of FR2174921A1 publication Critical patent/FR2174921A1/fr
Application granted granted Critical
Publication of FR2174921B1 publication Critical patent/FR2174921B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • B29C48/48—Two or more rams or pistons
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/22—Tubes or pipes, i.e. rigid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FR7307502A 1972-03-04 1973-03-02 Expired FR2174921B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1022172A GB1423138A (en) 1972-03-04 1972-03-04 Method of making articles

Publications (2)

Publication Number Publication Date
FR2174921A1 FR2174921A1 (de) 1973-10-19
FR2174921B1 true FR2174921B1 (de) 1978-04-14

Family

ID=9963841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7307502A Expired FR2174921B1 (de) 1972-03-04 1973-03-02

Country Status (9)

Country Link
JP (1) JPS48103662A (de)
BE (1) BE845411Q (de)
CA (1) CA1011069A (de)
DE (1) DE2310938A1 (de)
ES (1) ES412302A1 (de)
FR (1) FR2174921B1 (de)
GB (1) GB1423138A (de)
IN (1) IN138260B (de)
SE (1) SE395398B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2641485A1 (de) * 1976-09-15 1978-03-23 Australasian Training Aids Pty Zielscheibe
DE2836052C2 (de) * 1978-08-17 1984-08-30 Ruhrchemie Ag, 4200 Oberhausen Ramextruder zum Herstellen von Kunststoffrohren
US4341827A (en) * 1979-09-05 1982-07-27 Bethlehem Steel Corporation Biaxially oriented thermoplastic polymer film and method of manufacture
GB2157298B (en) * 1984-04-13 1987-11-18 Nat Res Dev Solid phase deformation process

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB898104A (en) * 1959-12-30 1962-06-06 Ici Ltd Polythene compositions
FR1338206A (fr) * 1961-11-30 1963-09-20 Exxon Research Engineering Co Compositions polyoléfiniques chargées
GB998063A (en) * 1963-02-18 1965-07-14 Du Pont Process and apparatus for the extrusion of fusible polymers
GB1110953A (en) * 1964-09-11 1968-04-24 Phillips Petroleum Co Improvements in carbon black reinforced polyolefin compositions
US3455863A (en) * 1965-12-20 1969-07-15 Phillips Petroleum Co Extrusion of thermoplastic polymers containing lubricant and carbon black
FR1546062A (fr) * 1966-11-25 1968-11-15 Grace W R & Co Compositions contenant un polymère oléfinique, et un produit de charge et leur application à la production de films non perméables
GB1220182A (en) * 1968-02-27 1971-01-20 Ici Ltd Reinforced thermoplastic composite materials
DE2026834C3 (de) * 1969-06-03 1974-01-17 Tore Jan Boerje Haelsingborg Aakesson (Schweden) Schneckenpresse mit einer in einem Schneckengehäuse drehbar angeordneten Einzel schnecke zum Plastizieren von Kunststoff
NL6913102A (de) * 1969-08-27 1971-03-02
JPS4948860A (de) * 1972-09-20 1974-05-11

Also Published As

Publication number Publication date
BE845411Q (fr) 1976-12-16
JPS48103662A (de) 1973-12-26
GB1423138A (en) 1976-01-28
FR2174921A1 (de) 1973-10-19
CA1011069A (en) 1977-05-31
IN138260B (de) 1976-01-10
SE395398B (sv) 1977-08-15
ES412302A1 (es) 1976-05-01
DE2310938A1 (de) 1973-09-13

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Legal Events

Date Code Title Description
ST Notification of lapse
AR Application made for restoration
BR Restoration of rights
ST Notification of lapse