JPS55100135A - Continuous extrusion apparatus for foamed body - Google Patents

Continuous extrusion apparatus for foamed body

Info

Publication number
JPS55100135A
JPS55100135A JP805779A JP805779A JPS55100135A JP S55100135 A JPS55100135 A JP S55100135A JP 805779 A JP805779 A JP 805779A JP 805779 A JP805779 A JP 805779A JP S55100135 A JPS55100135 A JP S55100135A
Authority
JP
Japan
Prior art keywords
region
foaming agent
raw material
fed
feed
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
JP805779A
Other languages
English (en)
Other versions
JPS6125530B2 (ja
Inventor
Takeshi Aragai
Takashi Nagai
Hiroshi Shimoyama
Sadahito Kobori
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.)
Sekisui Chemical Co Ltd
Original Assignee
Sekisui Chemical 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 Sekisui Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP805779A priority Critical patent/JPS55100135A/ja
Publication of JPS55100135A publication Critical patent/JPS55100135A/ja
Publication of JPS6125530B2 publication Critical patent/JPS6125530B2/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
    • B29C44/34—Auxiliary operations
    • B29C44/3442—Mixing, kneading or conveying the foamable material
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molding Of Porous Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP805779A 1979-01-25 1979-01-25 Continuous extrusion apparatus for foamed body Granted JPS55100135A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP805779A JPS55100135A (en) 1979-01-25 1979-01-25 Continuous extrusion apparatus for foamed body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP805779A JPS55100135A (en) 1979-01-25 1979-01-25 Continuous extrusion apparatus for foamed body

Publications (2)

Publication Number Publication Date
JPS55100135A true JPS55100135A (en) 1980-07-30
JPS6125530B2 JPS6125530B2 (ja) 1986-06-16

Family

ID=11682694

Family Applications (1)

Application Number Title Priority Date Filing Date
JP805779A Granted JPS55100135A (en) 1979-01-25 1979-01-25 Continuous extrusion apparatus for foamed body

Country Status (1)

Country Link
JP (1) JPS55100135A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62214226A (ja) * 1986-03-17 1987-09-21 Mazda Motor Corp エンジンの吸気装置

Also Published As

Publication number Publication date
JPS6125530B2 (ja) 1986-06-16

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