KR870001021A - Manufacturing method and apparatus for thermoplastic resin foam - Google Patents

Manufacturing method and apparatus for thermoplastic resin foam Download PDF

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Publication number
KR870001021A
KR870001021A KR1019860005964A KR860005964A KR870001021A KR 870001021 A KR870001021 A KR 870001021A KR 1019860005964 A KR1019860005964 A KR 1019860005964A KR 860005964 A KR860005964 A KR 860005964A KR 870001021 A KR870001021 A KR 870001021A
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KR
South Korea
Prior art keywords
thermoplastic resin
rotor
blowing agent
mixture
screw
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Application number
KR1019860005964A
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Korean (ko)
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KR900003735B1 (en
Inventor
히로무 후지사기
모도시게 하야시
모토가주 요시이
Original Assignee
세끼스이 가세이힌 고교가부시기가이샤
가와모도 미쓰구
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Priority claimed from JP60163564A external-priority patent/JPS6223725A/en
Priority claimed from JP60196746A external-priority patent/JPS6256114A/en
Application filed by 세끼스이 가세이힌 고교가부시기가이샤, 가와모도 미쓰구 filed Critical 세끼스이 가세이힌 고교가부시기가이샤
Publication of KR870001021A publication Critical patent/KR870001021A/en
Application granted granted Critical
Publication of KR900003735B1 publication Critical patent/KR900003735B1/en

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    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
    • 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
    • B29C48/465—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers
    • B29C48/467—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using rollers using single rollers, e.g. provided with protrusions, closely surrounded by a housing with movement of the material in the axial direction
    • B29C48/468—Cavity transfer mixing devices, i.e. a roller and surrounding barrel both provided with cavities; Barrels and rollers therefor
    • 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
    • B29C48/25—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
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/82—Cooling
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/834—Cooling
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/12—Thermoplastic materials

Abstract

내용 없음.No content.

Description

열가소성수지발포체의 제조방법 및 그 장치Manufacturing method and apparatus for thermoplastic resin foam

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명 장치를 표시하는 종단면도.1 is a longitudinal sectional view showing the device of the present invention.

제2도는 a∼h는 혼합기의 혼합 및 교반의 원리를 표시하는 개략설명도.2 is a schematic diagram showing the principle of mixing and stirring of a mixer.

제3도는 본 발명의 다른 실시예를 표시하는 종단면도.3 is a longitudinal sectional view showing another embodiment of the present invention.

Claims (8)

열가소성 원료를 스크루우 압출기를 이용하여 용융하고 압출하는 것과 용융된 열가소성 수지에 발포제를 첨가하고, 발포제와 용융된 열가소성 수지를 어떤 혼합부에서 혼합하고, 발포제와 열가소성 수지의 최종혼합물은 어떤 냉각부에서 발포에 적당한 온도로 냉각하며, 회전자가 회전하는 동안 발포제와 열가소성 수지의 혼합물이 통과할 수 있는 틈을 형성하도록 고정자에 지지된 회전자를 포함하는 전술한 혼합방법과 회전자의 바깥쪽 외벽에 형성된 동공과 고정자의 내벽에 형성된 동공을 가지고 있는 전술한 회전자와 전술한 고정자 그리고 회전자가 회전하는 동안 서로 겹치도록 배열되어 있으며, 발포제와 열가소성 수지가 전술한 혼합부를 통하여 혼합물이 통과하는 동안 동공들 사이에 그 혼합물을 이송하도록 배열되어 있는 동공들을 포함하는 열가소성 수지 발포체를 제조하는 방법.Melting and extruding the thermoplastic raw material using a screw extruder and adding a blowing agent to the molten thermoplastic resin, mixing the blowing agent and the molten thermoplastic resin in a certain mixing section, and the final mixture of the blowing agent and the thermoplastic resin in a certain cooling section The method of mixing described above comprising a rotor supported on the stator to form a gap through which the mixture of blowing agent and thermoplastic resin can pass while the rotor rotates and formed on the outer outer wall of the rotor. The rotor and the stator having the pupil formed on the inner wall of the pupil and the stator and the rotor are arranged to overlap each other during rotation, and the blowing agent and the thermoplastic resin are interposed between the pupils while the mixture passes through the aforementioned mixing section. Containing pupils arranged to transport the mixture A method for producing a thermoplastic resin foam. 청구범위 제1항에 있어서, 열가소성 수지와 발포제는 전술한 혼합부에서 미리 혼합된다는 점을 특징으로 하는 열가소성 수지발포체의 제조방법.The method for producing a thermoplastic resin foam according to claim 1, wherein the thermoplastic resin and the blowing agent are premixed in the above-mentioned mixing part. 청구범위 제1항에 있어서, 전술한 혼합부의 회전자는 전술한 압출기의 스크루우와는 독립적으로 회전된다는 점을 특징으로 하는 열가소성 수지발포체의 제조방법.The method of manufacturing a thermoplastic resin foam according to claim 1, wherein the rotor of the mixing section is rotated independently of the screw of the extruder. 청구범위 제1항에 있어서, 혼합부의 회전자는 전술한 압출기의 앞쪽 끝의 스크루우에 연결된다는 점을 특징으로 하는 열가소성 수지 발포체의 제조방법,The method of manufacturing a thermoplastic resin foam according to claim 1, wherein the rotor of the mixing portion is connected to the screw of the front end of the extruder described above. 전술한 열가소성 원료를 용융시키고 압출시키기 위한 스크루우 압출기와 전술한 스크루우 압출키로 부터 발포제와 용융된 열가소성 수지의 혼합물을 얻기 위하여, 전술한 발포제와 전술한 용융된 열가소성 원료를 혼합하기 위하여 스크루우 압출기와 서로 통하고 있는 혼합부를 전술한 혼합부에서 형성된 발포제와 열가소성 수지의 혼합물을 발포 형성에 적당한 온도로 냉각하기 위하여, 전술한 수지의 혼합물이 통과하도록 틈을 형성하기 위하여 고정자에 지지된 회전자를 포함하고 있는 혼합부, 그 외측면에 형성된 동공을 가지고 있는 회전자와 그 내측면에 형성된 동공을 가지고 있는 고정자 그리고 회전자가 회전하는 동안 서로 겹치도록 배열되어 있고 혼합부위를 발포제와 열가소성 수지의 혼합물이 통과하는 동안 동공사이로 그 혼합물이 이송되도록 배열되어진 동공들과 전술한 혼합부의 유입류측에 설치되어진 발포제의 주입부로 구성되어지는 열가소성 주지발포체의 제조장치.In order to obtain a mixture of the blowing agent and the molten thermoplastic resin from the screw extruder for melting and extruding the aforementioned thermoplastic raw material and the screw extrusion key described above, the screw extruder is used to mix the aforementioned blowing agent and the molten thermoplastic raw material described above. And a rotor supported by the stator to form a gap for the mixture of the above-mentioned resin to pass through to cool the mixture of the blowing agent and the thermoplastic resin formed in the above-mentioned mixing section to a temperature suitable for foaming formation. It includes a mixing section, a rotor having a pupil formed on its outer side, a stator having a pupil formed on its inner side, and a rotor arranged so as to overlap each other during rotation, and the mixture is a mixture of a blowing agent and a thermoplastic resin. The pupil is transported to the pupil during the passage Apparatus for producing a thermoplastic main foam comprising a plurality of pupils arranged so as to and the injection portion of the blowing agent provided on the inflow side of the mixing section described above. 청구범위 제5항에 있어서, 전술한 혼합기의 회전자는 전술한 스크루우 압출기의 스크루우 회전과 독립적으로 회전할 수 있다는 점을 특징으로 하는 열가소성 수지 발포체의 제조장치.6. The apparatus of claim 5, wherein the rotor of the mixer described above is capable of rotating independently of the screw rotation of the screw extruder described above. 청구범위 제5항에 있어서, 전술한 혼합기의 회전자가 전술한 스크루우 압출기의 스크루우 앞쪽 끝에 연결되어 있다는 점과 발포제의 전술한 주입부가 압출기에 설치된다는 점을 특징으로 하는 열가소성 수지 발포체의 제조장치.6. Apparatus for producing a thermoplastic resin foam according to claim 5, characterized in that the rotor of the above-mentioned mixer is connected to the screw front end of the above-mentioned screw extruder and that the above-mentioned injection portion of the blowing agent is installed in the extruder. . 청구범위 제7항에 있어서, 전술한 스크루우 압출기와 전술한 혼합부 사이에서 미리 수행되는 교반을 하고 있는 점을 특징으로 하는 열가소성 수지 발포체의 제조장치.8. The apparatus for producing a thermoplastic resin foam according to claim 7, wherein stirring is performed in advance between the screw extruder described above and the aforementioned mixing section. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019860005964A 1985-07-24 1986-07-23 Method and apparatus for production of foames thermoplastic material KR900003735B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP613564 1985-07-24
JP60-163564 1985-07-24
JP60163564A JPS6223725A (en) 1985-07-24 1985-07-24 Apparatus for preparation of foamed shape of thermoplastic resin
JP60196746A JPS6256114A (en) 1985-09-05 1985-09-05 Manufacturing device for thermoplastic resin foam
JP60-196746 1985-09-05
JP196746 1985-09-05

Publications (2)

Publication Number Publication Date
KR870001021A true KR870001021A (en) 1987-03-10
KR900003735B1 KR900003735B1 (en) 1990-05-30

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KR1019860005964A KR900003735B1 (en) 1985-07-24 1986-07-23 Method and apparatus for production of foames thermoplastic material

Country Status (9)

Country Link
KR (1) KR900003735B1 (en)
CN (1) CN1007717B (en)
AT (1) AT394518B (en)
CA (1) CA1255866A (en)
DE (1) DE3624909C2 (en)
ES (1) ES2001581A6 (en)
FR (1) FR2585282B1 (en)
GB (1) GB2179886B (en)
PT (1) PT83040B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100517726B1 (en) * 2003-10-30 2005-09-27 동부정밀화학 주식회사 3-Chloro-4-[4-methyl-2-(1H-1,2,4-triazol-l-ylmethyl)-1,3dioxolan-2-yl]phenyl 4-chlorophenyl ether

Families Citing this family (33)

* Cited by examiner, † Cited by third party
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GB8618082D0 (en) 1986-09-03
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AT394518B (en) 1992-04-27
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GB2179886B (en) 1989-09-20
CN1007717B (en) 1990-04-25
PT83040A (en) 1986-08-01
PT83040B (en) 1995-03-01
CN86105207A (en) 1987-08-05
GB2179886A (en) 1987-03-18
KR900003735B1 (en) 1990-05-30
FR2585282B1 (en) 1989-12-15
ATA199286A (en) 1991-10-15
ES2001581A6 (en) 1988-06-01
DE3624909C2 (en) 1995-12-21

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