JPS6230088B2 - - Google Patents

Info

Publication number
JPS6230088B2
JPS6230088B2 JP55151389A JP15138980A JPS6230088B2 JP S6230088 B2 JPS6230088 B2 JP S6230088B2 JP 55151389 A JP55151389 A JP 55151389A JP 15138980 A JP15138980 A JP 15138980A JP S6230088 B2 JPS6230088 B2 JP S6230088B2
Authority
JP
Japan
Prior art keywords
groove
barrel
screw
extruder
foaming
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
Application number
JP55151389A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5775832A (en
Inventor
Hiroatsu Tsunoda
Shozo Senzan
Yasunori Hibi
Toshihiro Warashina
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.)
Sanyo Kokusaku Pulp Co Ltd
Original Assignee
Sanyo Kokusaku Pulp 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 Sanyo Kokusaku Pulp Co Ltd filed Critical Sanyo Kokusaku Pulp Co Ltd
Priority to JP55151389A priority Critical patent/JPS5775832A/ja
Publication of JPS5775832A publication Critical patent/JPS5775832A/ja
Publication of JPS6230088B2 publication Critical patent/JPS6230088B2/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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
    • 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
    • B29C48/07—Flat, e.g. panels
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP55151389A 1980-10-30 1980-10-30 Extrusion foam molding Granted JPS5775832A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55151389A JPS5775832A (en) 1980-10-30 1980-10-30 Extrusion foam molding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55151389A JPS5775832A (en) 1980-10-30 1980-10-30 Extrusion foam molding

Publications (2)

Publication Number Publication Date
JPS5775832A JPS5775832A (en) 1982-05-12
JPS6230088B2 true JPS6230088B2 (enrdf_load_stackoverflow) 1987-06-30

Family

ID=15517508

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55151389A Granted JPS5775832A (en) 1980-10-30 1980-10-30 Extrusion foam molding

Country Status (1)

Country Link
JP (1) JPS5775832A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03117192U (enrdf_load_stackoverflow) * 1990-03-15 1991-12-04
JP6120393B1 (ja) * 2016-07-14 2017-04-26 日本シーム株式会社 造粒機

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4832889A (en) * 1988-01-04 1989-05-23 Mobil Oil Corporation Vaulted screw/grooved barrel extrusion machine, method and system
US4842788A (en) * 1988-01-04 1989-06-27 Mobil Oil Corporation Process of an apparatus for extruding a meltable composition
CN102785345A (zh) * 2012-08-22 2012-11-21 张家港市穗通机械有限公司 机筒
JP2021094835A (ja) * 2019-12-19 2021-06-24 東レ株式会社 単軸スクリュー式押出装置
CN119217778A (zh) * 2023-06-30 2024-12-31 宁德时代新能源科技股份有限公司 挤出装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PLASTIC ENGINEERING=1978 *
RIGID PLASTICS FORAMS=1963 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03117192U (enrdf_load_stackoverflow) * 1990-03-15 1991-12-04
JP6120393B1 (ja) * 2016-07-14 2017-04-26 日本シーム株式会社 造粒機
JP2018008438A (ja) * 2016-07-14 2018-01-18 日本シーム株式会社 造粒機

Also Published As

Publication number Publication date
JPS5775832A (en) 1982-05-12

Similar Documents

Publication Publication Date Title
CA1248695A (en) Combination blowing agent and filler for thermoplastic foams
US3936518A (en) Process for preparing a synthetic wood
US3431163A (en) Foamed aliphatic resin products having elongated cells at right angles to a surface skin and their manufacture
EP0016348B1 (en) Method of making polyethylene blend foams having improved compressive strength and foams prepared by said method
US3444283A (en) Method for direct injection extrusion of polystyrene foam
US3344215A (en) Production of expanded thermoplastic product
JPS58208023A (ja) 発泡ポリマ−の製造方法
US4605682A (en) Lightly crosslinked polyethylene polystyrene blend foams and process for making
JPS6230088B2 (enrdf_load_stackoverflow)
DE69324927T2 (de) Verfahren zur herstellung eines alkenylaromatischen schaumstoffes
EP0041380B1 (en) Process for producing polyethylene foams
JPH03233814A (ja) 高発泡絶縁押出機
JPS62501015A (ja) スチレン重合体の発泡体の製造方法及びそれによって製造した発泡体
JPS6245256B2 (enrdf_load_stackoverflow)
US5208108A (en) Helical foam packing peanut
MXPA02005370A (es) Producto de espuma extruida.
JPH07106591B2 (ja) スチレン系樹脂発泡体
JP2001138377A (ja) 熱可塑性樹脂の発泡成形方法
JP4573505B2 (ja) 樹脂発泡体の製造方法及び樹脂発泡体
JPS6127171B2 (enrdf_load_stackoverflow)
WO1999016815A1 (en) High productivity, low fugitive voc emission foam process
DE1544753C2 (de) Verfahren zur Herstellung von formstabiler Zellkörper
JP4684304B2 (ja) 樹脂発泡体の製造方法及び樹脂発泡体
KR101153045B1 (ko) 카본 블랙 입자를 함유하는 발포성 스티렌 중합체 수지
JP3439239B2 (ja) 可食性生分解性緩衝材及びその製造方法