JPS5692038A - Multilayer injection molding - Google Patents

Multilayer injection molding

Info

Publication number
JPS5692038A
JPS5692038A JP17380379A JP17380379A JPS5692038A JP S5692038 A JPS5692038 A JP S5692038A JP 17380379 A JP17380379 A JP 17380379A JP 17380379 A JP17380379 A JP 17380379A JP S5692038 A JPS5692038 A JP S5692038A
Authority
JP
Japan
Prior art keywords
resin
molding
cavity
injected
multilayered
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.)
Granted
Application number
JP17380379A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6241093B2 (enrdf_load_stackoverflow
Inventor
Masataka Sakurada
Nobuyuki Iwazawa
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.)
Toppan Inc
Original Assignee
Toppan Printing Co 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 Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to JP17380379A priority Critical patent/JPS5692038A/ja
Publication of JPS5692038A publication Critical patent/JPS5692038A/ja
Publication of JPS6241093B2 publication Critical patent/JPS6241093B2/ja
Granted 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
    • B29C45/1635—Making multilayered or multicoloured articles using displaceable mould parts, e.g. retractable partition between adjacent mould cavities
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP17380379A 1979-12-26 1979-12-26 Multilayer injection molding Granted JPS5692038A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17380379A JPS5692038A (en) 1979-12-26 1979-12-26 Multilayer injection molding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17380379A JPS5692038A (en) 1979-12-26 1979-12-26 Multilayer injection molding

Publications (2)

Publication Number Publication Date
JPS5692038A true JPS5692038A (en) 1981-07-25
JPS6241093B2 JPS6241093B2 (enrdf_load_stackoverflow) 1987-09-01

Family

ID=15967441

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17380379A Granted JPS5692038A (en) 1979-12-26 1979-12-26 Multilayer injection molding

Country Status (1)

Country Link
JP (1) JPS5692038A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999010158A1 (de) * 1997-08-21 1999-03-04 Structoform Spritzgiessen Anisotroper Strukturkomponenten Gmbh Verfahren zum spritzgiessen, spritzgiessform und spritzgiessvorrichtung sowie verfahren zum befüllen eines hauptextruders aus einem nebenextruder
WO1999052697A1 (en) * 1998-04-13 1999-10-21 Conix Corporation Method for overmolding sink marks for an automotive component
US6030561A (en) * 1994-11-30 2000-02-29 Pioneer Electronics Corporation Methods for making a loudspeaker vibrating diaphragm

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486550A (en) * 1977-12-22 1979-07-10 Asahi Chem Ind Co Ltd Molding of multi-layered molded article

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5486550A (en) * 1977-12-22 1979-07-10 Asahi Chem Ind Co Ltd Molding of multi-layered molded article

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6030561A (en) * 1994-11-30 2000-02-29 Pioneer Electronics Corporation Methods for making a loudspeaker vibrating diaphragm
WO1999010158A1 (de) * 1997-08-21 1999-03-04 Structoform Spritzgiessen Anisotroper Strukturkomponenten Gmbh Verfahren zum spritzgiessen, spritzgiessform und spritzgiessvorrichtung sowie verfahren zum befüllen eines hauptextruders aus einem nebenextruder
WO1999052697A1 (en) * 1998-04-13 1999-10-21 Conix Corporation Method for overmolding sink marks for an automotive component

Also Published As

Publication number Publication date
JPS6241093B2 (enrdf_load_stackoverflow) 1987-09-01

Similar Documents

Publication Publication Date Title
CA2095331A1 (en) Method for the use of gas assistance in the molding of plastic articles to enhance surface quality
DE3878672D1 (de) Verfahren zum beschichten von nichtsteifen folien durch spritzgiessen von thermoplastischen kunststoffen zum herstellen von zusammengesetzten teilen.
EP0365684A4 (en) Molding method and molding apparatus by use of injection-compression molding machine
JPS5486550A (en) Molding of multi-layered molded article
KR860001702A (ko) 사출성형 방법
JPS5692038A (en) Multilayer injection molding
JPS56159134A (en) Mold for injection molding
JPS5565531A (en) Molding of handle for toothbrush or the like and metallic mold therefor
JPS55140539A (en) Multilayer injection forming
JPS56121745A (en) Foaming resin injection molding method
JPS5591642A (en) Holding device for inserted body at enclosing molder
JPS56106840A (en) Manufacture of multilayer vessel and metal mold therefor
JPS5695616A (en) Resin molding device
JPS55135638A (en) Injection molding of polyamide
JPS5563243A (en) Method of forming multilayer injection molding
JPS5530981A (en) Method of bonding rubber of synthetic resin
JPS55146724A (en) Double molding device using different kinds of materials
JPS641513A (en) Molding of thick-wall product
JPS571739A (en) Device for taking out product in injection molding machine for coating resin layer around outer periphery of sleeve
JPS56121748A (en) Injection molding method
JPS55154123A (en) Molding method for plastic bathtub
JPS5596793A (en) Production of diaphragm for speaker
JPS54127968A (en) Molding device for manufacturing roll lined with rubber or plastic
JPS56100429A (en) Resin molding method
SE8301782D0 (sv) Sett och anordning for tillverkning av en burk, skal eller annat oppet foremal