JPS57203524A - Method and apparatus for injection molding of expanded molding - Google Patents

Method and apparatus for injection molding of expanded molding

Info

Publication number
JPS57203524A
JPS57203524A JP56089136A JP8913681A JPS57203524A JP S57203524 A JPS57203524 A JP S57203524A JP 56089136 A JP56089136 A JP 56089136A JP 8913681 A JP8913681 A JP 8913681A JP S57203524 A JPS57203524 A JP S57203524A
Authority
JP
Japan
Prior art keywords
molding
expanded
subcylinder
thermoplastic resin
molds
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
JP56089136A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6153931B2 (enrdf_load_stackoverflow
Inventor
Masao Shizawa
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.)
Orion Kasei KK
Original Assignee
Orion Kasei KK
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 Orion Kasei KK filed Critical Orion Kasei KK
Priority to JP56089136A priority Critical patent/JPS57203524A/ja
Publication of JPS57203524A publication Critical patent/JPS57203524A/ja
Publication of JPS6153931B2 publication Critical patent/JPS6153931B2/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
    • 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

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)
JP56089136A 1981-06-10 1981-06-10 Method and apparatus for injection molding of expanded molding Granted JPS57203524A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56089136A JPS57203524A (en) 1981-06-10 1981-06-10 Method and apparatus for injection molding of expanded molding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56089136A JPS57203524A (en) 1981-06-10 1981-06-10 Method and apparatus for injection molding of expanded molding

Publications (2)

Publication Number Publication Date
JPS57203524A true JPS57203524A (en) 1982-12-13
JPS6153931B2 JPS6153931B2 (enrdf_load_stackoverflow) 1986-11-20

Family

ID=13962457

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56089136A Granted JPS57203524A (en) 1981-06-10 1981-06-10 Method and apparatus for injection molding of expanded molding

Country Status (1)

Country Link
JP (1) JPS57203524A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010022774A (ja) * 2008-07-24 2010-02-04 Kao Corp 粉体化粧料用充填皿
WO2021074150A1 (de) * 2019-10-15 2021-04-22 Basf Se Verfahren und vorrichtung zur herstellung von marmorierten formteilen und verfahren zur herstellung der vorrichtung

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2241002A1 (de) * 1971-09-07 1973-04-05 Hanning Robert Verfahren und vorrichtung zum spritzgiessen von insbesondere dickwandigen kunststoffteilen
JPS4988964A (enrdf_load_stackoverflow) * 1972-12-07 1974-08-26
JPS5183664A (enrdf_load_stackoverflow) * 1975-01-11 1976-07-22 Schloemann Siemag Ag
JPS5310664A (en) * 1976-05-25 1978-01-31 Schloemann Siemag Ag Process and device for manufacture of molded thermoplastic synthetic resin product
JPS5314759A (en) * 1976-07-27 1978-02-09 Asahi Dow Ltd Method and device for injection molding multiilayer molded article
JPS5356258A (en) * 1976-11-01 1978-05-22 Asahi Dow Ltd Injection molding machine nozzle
JPS5378262A (en) * 1976-12-23 1978-07-11 Asahi Dow Ltd Composite shapes molding apparatus
DE2705291A1 (de) * 1977-02-09 1978-08-10 Schloemann Siemag Ag Verfahren und vorrichtung zur herstellung von formteilen aus thermoplastischem kunststoff
JPS53134062A (en) * 1977-04-27 1978-11-22 Asahi Chem Ind Co Ltd Multi-layer molded artice, its molding and device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2241002A1 (de) * 1971-09-07 1973-04-05 Hanning Robert Verfahren und vorrichtung zum spritzgiessen von insbesondere dickwandigen kunststoffteilen
JPS4988964A (enrdf_load_stackoverflow) * 1972-12-07 1974-08-26
JPS5183664A (enrdf_load_stackoverflow) * 1975-01-11 1976-07-22 Schloemann Siemag Ag
JPS5310664A (en) * 1976-05-25 1978-01-31 Schloemann Siemag Ag Process and device for manufacture of molded thermoplastic synthetic resin product
JPS5314759A (en) * 1976-07-27 1978-02-09 Asahi Dow Ltd Method and device for injection molding multiilayer molded article
JPS5356258A (en) * 1976-11-01 1978-05-22 Asahi Dow Ltd Injection molding machine nozzle
JPS5378262A (en) * 1976-12-23 1978-07-11 Asahi Dow Ltd Composite shapes molding apparatus
DE2705291A1 (de) * 1977-02-09 1978-08-10 Schloemann Siemag Ag Verfahren und vorrichtung zur herstellung von formteilen aus thermoplastischem kunststoff
JPS53134062A (en) * 1977-04-27 1978-11-22 Asahi Chem Ind Co Ltd Multi-layer molded artice, its molding and device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010022774A (ja) * 2008-07-24 2010-02-04 Kao Corp 粉体化粧料用充填皿
WO2021074150A1 (de) * 2019-10-15 2021-04-22 Basf Se Verfahren und vorrichtung zur herstellung von marmorierten formteilen und verfahren zur herstellung der vorrichtung
CN114585491A (zh) * 2019-10-15 2022-06-03 巴斯夫欧洲公司 生产大理石纹模制件的方法和装置及生产该装置的方法
EP4045263B1 (de) * 2019-10-15 2024-08-14 Basf Se Spritzgusswerkzeug und verfahren zu dessen herstellung sowie verfahren zur herstellung von marmorierten formteilen

Also Published As

Publication number Publication date
JPS6153931B2 (enrdf_load_stackoverflow) 1986-11-20

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