IT7927863A0 - Procedimento e dispositivo di estrusione per materiali da stampaggio termoindurenti. - Google Patents

Procedimento e dispositivo di estrusione per materiali da stampaggio termoindurenti.

Info

Publication number
IT7927863A0
IT7927863A0 IT7927863A IT2786379A IT7927863A0 IT 7927863 A0 IT7927863 A0 IT 7927863A0 IT 7927863 A IT7927863 A IT 7927863A IT 2786379 A IT2786379 A IT 2786379A IT 7927863 A0 IT7927863 A0 IT 7927863A0
Authority
IT
Italy
Prior art keywords
molding materials
thermosetting molding
extrusion procedure
extrusion
procedure
Prior art date
Application number
IT7927863A
Other languages
English (en)
Other versions
IT1125905B (it
Inventor
Erismann Hans
Erismann Hans Peter
Pichler Heinrich
Original Assignee
Polymatt Kunststoffe
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 Polymatt Kunststoffe filed Critical Polymatt Kunststoffe
Publication of IT7927863A0 publication Critical patent/IT7927863A0/it
Application granted granted Critical
Publication of IT1125905B publication Critical patent/IT1125905B/it

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/388—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a ram or piston
    • 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
    • B29C48/03—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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/25—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
    • B29C48/365—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps
    • 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins
    • 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
    • B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
    • B29K2301/10—Thermosetting resins

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT27863/79A 1978-12-06 1979-12-04 Procedimento e dispositivo di estrusione per materiali da stampaggio termoindurenti IT1125905B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0870178A AT375299B (de) 1978-12-06 1978-12-06 Verfahren zur herstellung eines endlosen strangprofils aus duroplastischem kunststoff

Publications (2)

Publication Number Publication Date
IT7927863A0 true IT7927863A0 (it) 1979-12-04
IT1125905B IT1125905B (it) 1986-05-14

Family

ID=3607818

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27863/79A IT1125905B (it) 1978-12-06 1979-12-04 Procedimento e dispositivo di estrusione per materiali da stampaggio termoindurenti

Country Status (6)

Country Link
EP (1) EP0020699B1 (it)
AT (1) AT375299B (it)
BE (1) BE880482A (it)
DE (1) DE3065569D1 (it)
IT (1) IT1125905B (it)
WO (1) WO1980001150A1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4612630A (en) * 1984-07-27 1986-09-16 Harris Corporation EEPROM margin testing design
TW243531B (it) * 1993-09-03 1995-03-21 Motorola Inc

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1047264A (it) * 1900-01-01
NL46843C (it) * 1935-07-16 1939-05-15
FR1132590A (fr) * 1954-06-22 1957-03-13 Knapp Mills Appareil d'extrusion
GB794498A (en) * 1954-07-01 1958-05-07 Fielding & Platt Ltd Improvements in or relating to hydraulic extrusion apparatus
US3861848A (en) * 1973-03-26 1975-01-21 Joseph L Weingarten Extrusion apparatus for producing large scale products
GB1471115A (en) * 1973-04-11 1977-04-21 Gen Engineering Co Extrusion of plastics materials
DE2424364B2 (de) * 1974-05-16 1980-03-06 Ikegai Tekko K.K., Tokio Verfahren und Vorrichtung zum vernetzenden Formpressen von hochmolekularen Stoffen

Also Published As

Publication number Publication date
EP0020699A1 (de) 1981-01-07
EP0020699B1 (de) 1983-11-16
DE3065569D1 (en) 1983-12-22
IT1125905B (it) 1986-05-14
WO1980001150A1 (en) 1980-06-12
ATA870178A (de) 1983-12-15
BE880482A (fr) 1980-04-01
AT375299B (de) 1984-07-25

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