JPS5528867A - Method of extruding plastic - Google Patents

Method of extruding plastic

Info

Publication number
JPS5528867A
JPS5528867A JP10309778A JP10309778A JPS5528867A JP S5528867 A JPS5528867 A JP S5528867A JP 10309778 A JP10309778 A JP 10309778A JP 10309778 A JP10309778 A JP 10309778A JP S5528867 A JPS5528867 A JP S5528867A
Authority
JP
Japan
Prior art keywords
additive
liquid
rising
extruder
curvature
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
JP10309778A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6111176B2 (enrdf_load_stackoverflow
Inventor
Shuji Yamamoto
Setsuya Isshiki
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.)
Fujikura Ltd
Original Assignee
Fujikura 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 Fujikura Ltd filed Critical Fujikura Ltd
Priority to JP10309778A priority Critical patent/JPS5528867A/ja
Publication of JPS5528867A publication Critical patent/JPS5528867A/ja
Publication of JPS6111176B2 publication Critical patent/JPS6111176B2/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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/62—Screws characterised by the shape of the thread channel, e.g. U-shaped
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/29—Feeding the extrusion material to the extruder in liquid form
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • 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
    • B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP10309778A 1978-08-24 1978-08-24 Method of extruding plastic Granted JPS5528867A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10309778A JPS5528867A (en) 1978-08-24 1978-08-24 Method of extruding plastic

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10309778A JPS5528867A (en) 1978-08-24 1978-08-24 Method of extruding plastic

Publications (2)

Publication Number Publication Date
JPS5528867A true JPS5528867A (en) 1980-02-29
JPS6111176B2 JPS6111176B2 (enrdf_load_stackoverflow) 1986-04-01

Family

ID=14345120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10309778A Granted JPS5528867A (en) 1978-08-24 1978-08-24 Method of extruding plastic

Country Status (1)

Country Link
JP (1) JPS5528867A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5356281A (en) * 1992-08-10 1994-10-18 Three Bond Co., Ltd. Screw-type resin injection apparatus for injection molding
WO2025069520A1 (ja) * 2023-09-26 2025-04-03 株式会社日本製鋼所 二軸非噛合い押出機用スクリュ及び二軸非噛合い押出機

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5356281A (en) * 1992-08-10 1994-10-18 Three Bond Co., Ltd. Screw-type resin injection apparatus for injection molding
WO2025069520A1 (ja) * 2023-09-26 2025-04-03 株式会社日本製鋼所 二軸非噛合い押出機用スクリュ及び二軸非噛合い押出機

Also Published As

Publication number Publication date
JPS6111176B2 (enrdf_load_stackoverflow) 1986-04-01

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