JPS57212031A - Production of holow molded article excellent in surface appearance - Google Patents

Production of holow molded article excellent in surface appearance

Info

Publication number
JPS57212031A
JPS57212031A JP56097434A JP9743481A JPS57212031A JP S57212031 A JPS57212031 A JP S57212031A JP 56097434 A JP56097434 A JP 56097434A JP 9743481 A JP9743481 A JP 9743481A JP S57212031 A JPS57212031 A JP S57212031A
Authority
JP
Japan
Prior art keywords
molds
resin
temperature
molded article
parison
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
JP56097434A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0240498B2 (enrdf_load_stackoverflow
Inventor
Shozo Hayashi
Hiroshi Maehara
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 Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo 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 Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Priority to JP56097434A priority Critical patent/JPS57212031A/ja
Publication of JPS57212031A publication Critical patent/JPS57212031A/ja
Publication of JPH0240498B2 publication Critical patent/JPH0240498B2/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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP56097434A 1981-06-25 1981-06-25 Production of holow molded article excellent in surface appearance Granted JPS57212031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56097434A JPS57212031A (en) 1981-06-25 1981-06-25 Production of holow molded article excellent in surface appearance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56097434A JPS57212031A (en) 1981-06-25 1981-06-25 Production of holow molded article excellent in surface appearance

Publications (2)

Publication Number Publication Date
JPS57212031A true JPS57212031A (en) 1982-12-27
JPH0240498B2 JPH0240498B2 (enrdf_load_stackoverflow) 1990-09-12

Family

ID=14192265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56097434A Granted JPS57212031A (en) 1981-06-25 1981-06-25 Production of holow molded article excellent in surface appearance

Country Status (1)

Country Link
JP (1) JPS57212031A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5838126A (ja) * 1981-08-31 1983-03-05 Showa Denko Kk ポリオレフインの押出中空成形品およびその成形方法
US5312572A (en) * 1991-07-19 1994-05-17 Krupp Corpoplast Maschinenbau Gmbh Process for heating a blow molding preform
JPH11151748A (ja) * 1997-11-20 1999-06-08 Jsr Corp 多層ブロー成形品
WO2001021380A1 (en) * 1999-09-21 2001-03-29 Idemitsu Petrochemical Co., Ltd. Molding method for blow molded product
WO2011016491A1 (ja) * 2009-08-04 2011-02-10 三菱瓦斯化学株式会社 容器の製造方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5026864A (enrdf_load_stackoverflow) * 1973-07-10 1975-03-19
JPS5411171A (en) * 1977-06-29 1979-01-27 Toyo Seikan Kaisha Ltd Method of producing hollow moldings having embossment like pattern
JPS55100130A (en) * 1979-01-26 1980-07-30 Yoshino Kogyosho Co Ltd Manufacture of frosted glass-like synthetic resin bottle

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5026864A (enrdf_load_stackoverflow) * 1973-07-10 1975-03-19
JPS5411171A (en) * 1977-06-29 1979-01-27 Toyo Seikan Kaisha Ltd Method of producing hollow moldings having embossment like pattern
JPS55100130A (en) * 1979-01-26 1980-07-30 Yoshino Kogyosho Co Ltd Manufacture of frosted glass-like synthetic resin bottle

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5838126A (ja) * 1981-08-31 1983-03-05 Showa Denko Kk ポリオレフインの押出中空成形品およびその成形方法
US5312572A (en) * 1991-07-19 1994-05-17 Krupp Corpoplast Maschinenbau Gmbh Process for heating a blow molding preform
JPH11151748A (ja) * 1997-11-20 1999-06-08 Jsr Corp 多層ブロー成形品
WO2001021380A1 (en) * 1999-09-21 2001-03-29 Idemitsu Petrochemical Co., Ltd. Molding method for blow molded product
US6746643B1 (en) 1999-09-21 2004-06-08 Idemitsu Petrochemical Co., Ltd. Molding method for blow molded product
WO2011016491A1 (ja) * 2009-08-04 2011-02-10 三菱瓦斯化学株式会社 容器の製造方法
JP5605362B2 (ja) * 2009-08-04 2014-10-15 三菱瓦斯化学株式会社 容器の製造方法
US9044880B2 (en) 2009-08-04 2015-06-02 Mitsubishi Gas Chemical Company, Inc. Method for producing container

Also Published As

Publication number Publication date
JPH0240498B2 (enrdf_load_stackoverflow) 1990-09-12

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