FR2434026A1 - Machine a vis pour moulage par injection de pieces de plusieurs couleurs avec effet marbre - Google Patents

Machine a vis pour moulage par injection de pieces de plusieurs couleurs avec effet marbre

Info

Publication number
FR2434026A1
FR2434026A1 FR7921101A FR7921101A FR2434026A1 FR 2434026 A1 FR2434026 A1 FR 2434026A1 FR 7921101 A FR7921101 A FR 7921101A FR 7921101 A FR7921101 A FR 7921101A FR 2434026 A1 FR2434026 A1 FR 2434026A1
Authority
FR
France
Prior art keywords
injection molding
screw machine
color injection
marble effect
screw
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.)
Pending
Application number
FR7921101A
Other languages
English (en)
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.)
Demag Kunststofftechnik Zweigniederlassung der Demag AG
Original Assignee
Demag Kunststofftechnik Zweigniederlassung der Demag 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 Demag Kunststofftechnik Zweigniederlassung der Demag AG filed Critical Demag Kunststofftechnik Zweigniederlassung der Demag AG
Publication of FR2434026A1 publication Critical patent/FR2434026A1/fr
Pending 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1634—Making multilayered or multicoloured articles with a non-uniform dispersion of the moulding material in the article, e.g. resulting in a marble effect
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/17—Articles comprising two or more components, e.g. co-extruded layers the components having different colours
    • B29C48/175—Articles comprising two or more components, e.g. co-extruded layers the components having different colours comprising a multi-coloured single component, e.g. striated, marbled or wood-like patterned
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7921101A 1978-08-23 1979-08-21 Machine a vis pour moulage par injection de pieces de plusieurs couleurs avec effet marbre Pending FR2434026A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782836842 DE2836842A1 (de) 1978-08-23 1978-08-23 Schneckenmaschine, insbesondere schnecken-spritzgiessmaschine zur herstellung von mehrfarbigen giessteilen aus kunststoff mit marmoreffekt

Publications (1)

Publication Number Publication Date
FR2434026A1 true FR2434026A1 (fr) 1980-03-21

Family

ID=6047732

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7921101A Pending FR2434026A1 (fr) 1978-08-23 1979-08-21 Machine a vis pour moulage par injection de pieces de plusieurs couleurs avec effet marbre

Country Status (5)

Country Link
AT (1) AT368441B (de)
DE (1) DE2836842A1 (de)
FR (1) FR2434026A1 (de)
GB (1) GB2028218B (de)
SE (1) SE7906982L (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107214A1 (de) * 1981-02-26 1982-09-02 Mannesmann Demag Kunstofftechnik Zweigniederlassung der Mannesmann Demag AG, 8500 Nürnberg Schneckenmaschine zur herstellung von mehrfarbigen kunststoffteilen
DE3334269A1 (de) * 1983-09-22 1985-04-11 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und einrichtung zur herstellung marmorierter bahnen aus thermoplastischen kunststoffen oder kautschuk
US4964730A (en) * 1986-08-19 1990-10-23 Alzner Bernard G Plasticating extruder screw
WO1988001227A1 (en) * 1986-08-19 1988-02-25 Alzner Bernard G Plasticising extruder screw
DE19525136C1 (de) * 1995-07-11 1996-08-22 Benecke Kaliko Ag Verfahren zur Herstellung einer mehrfarbigen thermoplastischen Kunststoffolie
DE29822004U1 (de) 1998-12-10 1999-06-02 HKV Herlitz Kunststoffverarbeitungs GmbH, 13507 Berlin Spritzgußteil
WO2021074148A1 (de) * 2019-10-15 2021-04-22 Basf Se Spritzgusswerkzeug und verfahren zu dessen herstellung sowie verfahren zur herstellung von marmorierten formteilen

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1516841A (en) * 1922-04-14 1924-11-25 American Hard Rubber Co Machine for making articles of plastic compounds of different colors
GB1495898A (en) * 1975-10-09 1977-12-21 Ideal Soap Co Marbleized soap bar plodder

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1516841A (en) * 1922-04-14 1924-11-25 American Hard Rubber Co Machine for making articles of plastic compounds of different colors
GB1495898A (en) * 1975-10-09 1977-12-21 Ideal Soap Co Marbleized soap bar plodder

Also Published As

Publication number Publication date
GB2028218B (en) 1982-08-25
ATA529679A (de) 1982-02-15
SE7906982L (sv) 1980-02-24
GB2028218A (en) 1980-03-05
DE2836842A1 (de) 1980-03-13
AT368441B (de) 1982-10-11

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