JPH0533129B2 - - Google Patents

Info

Publication number
JPH0533129B2
JPH0533129B2 JP59191499A JP19149984A JPH0533129B2 JP H0533129 B2 JPH0533129 B2 JP H0533129B2 JP 59191499 A JP59191499 A JP 59191499A JP 19149984 A JP19149984 A JP 19149984A JP H0533129 B2 JPH0533129 B2 JP H0533129B2
Authority
JP
Japan
Prior art keywords
pressure
resin
mold cavity
injection
mold
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 - Fee Related
Application number
JP59191499A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6169421A (ja
Inventor
Takehiro Shibuya
Koji Nagahara
Susumu Imai
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.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry 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 Asahi Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP59191499A priority Critical patent/JPS6169421A/ja
Priority to CA000490461A priority patent/CA1243459A/en
Priority to GB08522684A priority patent/GB2164291B/en
Publication of JPS6169421A publication Critical patent/JPS6169421A/ja
Priority to US07/027,487 priority patent/US4952365A/en
Publication of JPH0533129B2 publication Critical patent/JPH0533129B2/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
    • B29C44/0415—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 by regulating the pressure of the material during or after filling of the mould, e.g. by local venting
    • 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
    • B29C44/10—Applying counter-pressure during expanding
    • B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/043—Skinned foam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/83—Injection molding of polyolefin-type foam

Landscapes

  • Injection Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP59191499A 1984-09-14 1984-09-14 発泡成形体の成形方法 Granted JPS6169421A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP59191499A JPS6169421A (ja) 1984-09-14 1984-09-14 発泡成形体の成形方法
CA000490461A CA1243459A (en) 1984-09-14 1985-09-11 Process for molding formed articles
GB08522684A GB2164291B (en) 1984-09-14 1985-09-13 Process for molding of foam molding
US07/027,487 US4952365A (en) 1984-09-14 1987-03-18 Process for molding of a foamed article

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59191499A JPS6169421A (ja) 1984-09-14 1984-09-14 発泡成形体の成形方法

Publications (2)

Publication Number Publication Date
JPS6169421A JPS6169421A (ja) 1986-04-10
JPH0533129B2 true JPH0533129B2 (enFirst) 1993-05-18

Family

ID=16275664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59191499A Granted JPS6169421A (ja) 1984-09-14 1984-09-14 発泡成形体の成形方法

Country Status (4)

Country Link
US (1) US4952365A (enFirst)
JP (1) JPS6169421A (enFirst)
CA (1) CA1243459A (enFirst)
GB (1) GB2164291B (enFirst)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0794008A (ja) * 1993-09-24 1995-04-07 Chiyatani Sangyo Kk 面照明装置

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5369147A (en) * 1992-10-15 1994-11-29 Ecomat, Inc. Cured unsaturated polyester-polyurethane hybrid highly filled resin foams
US5302634A (en) * 1992-10-15 1994-04-12 Hoppmann Corporation Cured unsaturated polyester-polyurethane hybrid highly filled resin foams
US5604266A (en) * 1992-10-15 1997-02-18 Ecomat, Inc. Cured unsaturated polyest-polyurethane highly filled resin materials and process for preparing them
US5508315A (en) * 1992-10-15 1996-04-16 Ecomat, Inc. Cured unsaturated polyester-polyurethane hybrid highly filled resin foams
IT1255887B (it) * 1992-10-19 1995-11-17 Pirelli Procedimento di stampaggio e relativa apparecchiatura per la realizzazione di manufatti toroidali in materiale elastomerico espansoa bassa densita' e a celle chiuse.
US5602188A (en) 1993-07-13 1997-02-11 Suzuki Sogyo Co., Ltd. Biodegradable resin foam and method and apparatus for producing same
US6019918A (en) 1997-01-17 2000-02-01 Guergov; Milko G. Gas assisted injection molding with controlled internal melt pressure
US5441680B1 (en) * 1994-05-02 1997-04-29 Milko G Guergov Method and apparatus for injection molding
US5558824A (en) * 1994-05-23 1996-09-24 General Motors Corporation Gas-assisted plastics injection molding with controlled melt flow and method of controlling melt flow
JP3814032B2 (ja) * 1996-11-01 2006-08-23 本田技研工業株式会社 成形品
US5997797A (en) * 1997-06-24 1999-12-07 Jac Products, Inc. Injection mold internal pressure equalization system and method
US6103154A (en) * 1998-02-27 2000-08-15 Reebok International Ltd. Method of molding cross-linked foamed compositions
US5985188A (en) * 1998-06-09 1999-11-16 Aero Components, Inc. Method for manufacturing a chair having separate moldable parts
JP2002001751A (ja) * 2000-06-16 2002-01-08 Jsr Corp 発泡体の製造方法及び発泡体の製造装置
KR20020038378A (ko) * 2000-11-17 2002-05-23 구자홍 발포수지 사출 성형장치 및 그 방법
DE10329249A1 (de) * 2003-06-24 2005-01-13 Volkswagen Ag Prozessintegrierter Messwertaufnehmer für Schäumverfahren
US20070052124A1 (en) * 2005-09-02 2007-03-08 Park Chul B Apparatus and method for advanced structural foam molding
CA2719696C (en) * 2008-03-26 2013-08-06 Delta Tooling Company Method of manufacture of a foamed core class "a" article
JP5749065B2 (ja) * 2011-04-22 2015-07-15 住友重機械工業株式会社 射出成形機および射出成形方法
CN112020534B (zh) * 2018-03-12 2023-02-17 耐克创新有限合伙公司 用于制造热塑性泡沫物品的方法
EP3986960A1 (en) 2019-09-12 2022-04-27 Nike Innovate C.V. A cushioning element for an article of footwear
US11447615B2 (en) 2019-09-12 2022-09-20 Nike, Inc. Foam compositions and uses thereof
US12240162B2 (en) 2022-12-06 2025-03-04 Otrajet Inc. Injection molding system and injection molding method

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2829117A (en) * 1952-07-31 1958-04-01 Lonza Electric & Chem Works Process for making closed cell cellular bodies
US3268635A (en) * 1963-02-25 1966-08-23 Robert A Kraus Arrangement for forming foam plastic article
DE1704544A1 (de) * 1967-08-12 1971-05-19 Huels Chemische Werke Ag Herstellung geschaeumter Spritzgussteile
US3694529A (en) * 1970-04-02 1972-09-26 Allied Chem Method for molding articles
US4096218A (en) * 1973-07-19 1978-06-20 Asahi-Dow Limited Method of producing foamed thermoplastic resin articles having smooth and glossy surfaces free from swirl marks and hair cracks
US3960996A (en) * 1973-09-21 1976-06-01 Institut Po Metaloznanie I Technologia Na Metalite Method of injection molding a thermoplastic article having a cellular core and integral skin involving use of reclaimed material
US4129635A (en) * 1973-12-28 1978-12-12 Asahi-Dow Limited Method for producing foamed moldings from synthetic resin materials
US3988403A (en) * 1974-07-09 1976-10-26 Union Carbide Corporation Process for producing molded structural foam article having a surface that reproducibly and faithfully replicates the surface of the mold
US4092385A (en) * 1974-11-25 1978-05-30 Institute Po Metaloznanie I Technologia Na Metalite Method of producing molded parts with a smooth noncellular skin and a cellular core from foamable thermoplastic material
JPS54149774A (en) * 1978-05-17 1979-11-24 Asahi Chem Ind Co Ltd Injection molding of thick-wall article
US4229395A (en) * 1976-03-13 1980-10-21 Asahi-Dow Limited Method for injection molding thick-walled articles
JPS52112661A (en) * 1976-03-18 1977-09-21 Asahi Dow Ltd Injection molding
US4133858A (en) * 1977-12-14 1979-01-09 Usm Corporation Injection foam molding process
US4208368A (en) * 1978-07-18 1980-06-17 Gebruder Buhler Ag Method and apparatus for injection molding foamed plastic articles using a pre-pressurized mold having fixed core members with controlled venting
US4255368A (en) * 1979-07-18 1981-03-10 Union Carbide Corporation Structural foam molding process
JPS581659A (ja) * 1981-03-16 1983-01-07 エリツヒ・ゴルデ チヤイルドプル−フねじ込蓋装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0794008A (ja) * 1993-09-24 1995-04-07 Chiyatani Sangyo Kk 面照明装置

Also Published As

Publication number Publication date
JPS6169421A (ja) 1986-04-10
GB2164291B (en) 1988-08-03
US4952365A (en) 1990-08-28
CA1243459A (en) 1988-10-25
GB8522684D0 (en) 1985-10-16
GB2164291A (en) 1986-03-19

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees