ES399278A1 - Procedimiento y aparato para la produccion de articulos moldeados por inyeccion. - Google Patents

Procedimiento y aparato para la produccion de articulos moldeados por inyeccion.

Info

Publication number
ES399278A1
ES399278A1 ES399278A ES399278A ES399278A1 ES 399278 A1 ES399278 A1 ES 399278A1 ES 399278 A ES399278 A ES 399278A ES 399278 A ES399278 A ES 399278A ES 399278 A1 ES399278 A1 ES 399278A1
Authority
ES
Spain
Prior art keywords
skin
core
injection
channel
skin material
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
ES399278A
Other languages
English (en)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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
Priority claimed from DE2103885A external-priority patent/DE2103885B2/de
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of ES399278A1 publication Critical patent/ES399278A1/es
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
    • 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
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0492—Devices for feeding the different materials
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
ES399278A 1971-01-28 1972-01-28 Procedimiento y aparato para la produccion de articulos moldeados por inyeccion. Expired ES399278A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2103885A DE2103885B2 (de) 1971-01-28 1971-01-28 Verfahren und Vorrichtung zur Herstellung von Spritzgußgegenständen aus zwei unterschiedlichen Kunststoffmaterialien

Publications (1)

Publication Number Publication Date
ES399278A1 true ES399278A1 (es) 1974-12-16

Family

ID=5797104

Family Applications (1)

Application Number Title Priority Date Filing Date
ES399278A Expired ES399278A1 (es) 1971-01-28 1972-01-28 Procedimiento y aparato para la produccion de articulos moldeados por inyeccion.

Country Status (11)

Country Link
AT (1) AT342287B (es)
AU (1) AU453991B2 (es)
BE (1) BE778674A (es)
CA (1) CA970512A (es)
CH (1) CH533509A (es)
ES (1) ES399278A1 (es)
FR (1) FR2123494B1 (es)
GB (1) GB1332883A (es)
NL (1) NL7201123A (es)
SE (1) SE380472B (es)
ZA (1) ZA72296B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2529507A1 (fr) * 1982-07-05 1984-01-06 Cibie Projecteurs Procede de fabrication d'un article en forme par injection-moulage et article obtenu
JPS62184817A (ja) * 1986-02-10 1987-08-13 Toyo Seikan Kaisha Ltd 多層構造圧縮成形物の製造方法
AT390758B (de) * 1988-09-19 1990-06-25 Engel Gmbh Maschbau Spritzgussduese fuer eine spritzgussmaschine
AT391833B (de) * 1988-10-03 1990-12-10 Engel Gmbh Maschbau Spritzduese fuer spritzgiessmaschinen
AT400020B (de) * 1992-07-07 1995-09-25 Engel Gmbh Maschbau Einspritzaggregat für eine spritzgiessmaschine
NL1001417C2 (nl) * 1995-10-13 1997-04-15 Inter Tooling Services Bv Inrichting voor het vervaardigen van holle kunststof voorwerpen.
DE102006009900B4 (de) * 2006-03-03 2008-06-26 Kraussmaffei Technologies Gmbh Integrierte Systemvorrichtung zur Herstellung von Verbundkörpern

Also Published As

Publication number Publication date
CH533509A (de) 1973-02-15
CA970512A (en) 1975-07-08
NL7201123A (es) 1972-08-01
AU3823872A (en) 1973-07-26
AT342287B (de) 1978-03-28
SE380472B (sv) 1975-11-10
FR2123494A1 (es) 1972-09-08
AU453991B2 (en) 1974-09-25
GB1332883A (en) 1973-10-10
FR2123494B1 (es) 1978-09-08
ATA70872A (de) 1977-07-15
BE778674A (fr) 1972-07-28
ZA72296B (en) 1972-09-27

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