JPS57137125A - Injection molding method of polypropylene - Google Patents

Injection molding method of polypropylene

Info

Publication number
JPS57137125A
JPS57137125A JP2360781A JP2360781A JPS57137125A JP S57137125 A JPS57137125 A JP S57137125A JP 2360781 A JP2360781 A JP 2360781A JP 2360781 A JP2360781 A JP 2360781A JP S57137125 A JPS57137125 A JP S57137125A
Authority
JP
Japan
Prior art keywords
molding
polypropylene
injection
injection pressure
injection molding
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
JP2360781A
Other languages
English (en)
Other versions
JPS6410324B2 (ja
Inventor
Seiichi Maeba
Yoshifumi Uryu
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.)
Idemitsu Petrochemical Co Ltd
Original Assignee
Idemitsu Petrochemical 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 Idemitsu Petrochemical Co Ltd filed Critical Idemitsu Petrochemical Co Ltd
Priority to JP2360781A priority Critical patent/JPS57137125A/ja
Publication of JPS57137125A publication Critical patent/JPS57137125A/ja
Publication of JPS6410324B2 publication Critical patent/JPS6410324B2/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
    • B29C45/0001—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor characterised by the choice of material

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP2360781A 1981-02-19 1981-02-19 Injection molding method of polypropylene Granted JPS57137125A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2360781A JPS57137125A (en) 1981-02-19 1981-02-19 Injection molding method of polypropylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2360781A JPS57137125A (en) 1981-02-19 1981-02-19 Injection molding method of polypropylene

Publications (2)

Publication Number Publication Date
JPS57137125A true JPS57137125A (en) 1982-08-24
JPS6410324B2 JPS6410324B2 (ja) 1989-02-21

Family

ID=12115292

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2360781A Granted JPS57137125A (en) 1981-02-19 1981-02-19 Injection molding method of polypropylene

Country Status (1)

Country Link
JP (1) JPS57137125A (ja)

Also Published As

Publication number Publication date
JPS6410324B2 (ja) 1989-02-21

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