FR2333636B1 - - Google Patents
Info
- Publication number
- FR2333636B1 FR2333636B1 FR7636610A FR7636610A FR2333636B1 FR 2333636 B1 FR2333636 B1 FR 2333636B1 FR 7636610 A FR7636610 A FR 7636610A FR 7636610 A FR7636610 A FR 7636610A FR 2333636 B1 FR2333636 B1 FR 2333636B1
- Authority
- FR
- France
- 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
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
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
- B29C44/505—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through a flat die
-
- 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
- B29C48/30—Extrusion nozzles or dies
- B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
-
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
-
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
-
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/402—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having intermeshing parts
-
- 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
- B29C48/51—Screws with internal flow passages, e.g. for molten material
- B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming agents
-
- 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
- B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
-
- 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
- B29C48/80—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
- B29C48/845—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
- B29C48/84—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
- B29C48/85—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
- B29C48/03—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/18—Cross-linking a thermoplastic linear foam during molding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752554712 DE2554712A1 (de) | 1975-12-05 | 1975-12-05 | Vorrichtung zum extrudieren von temperaturempfindlichen, thermoplastischen kunststoffen zu halbzeugen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2333636A1 FR2333636A1 (fr) | 1977-07-01 |
FR2333636B1 true FR2333636B1 (fr) | 1982-01-15 |
Family
ID=5963535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7636610A Granted FR2333636A1 (fr) | 1975-12-05 | 1976-12-03 | Dispositif pour l'extrusion en semi-produits de matieres thermoplastiques sensibles a la chaleur |
Country Status (5)
Country | Link |
---|---|
US (1) | US4082488A (fr) |
JP (1) | JPS5269469A (fr) |
DE (1) | DE2554712A1 (fr) |
FR (1) | FR2333636A1 (fr) |
GB (1) | GB1544924A (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT384991B (de) * | 1978-04-03 | 1988-02-10 | Cincinnati Milacron Austria | Doppelschneckenextruder |
US4322202A (en) * | 1980-11-21 | 1982-03-30 | Salvator Martinez | Dough extruder and sheet spreader apparatus |
US4407647A (en) * | 1981-11-30 | 1983-10-04 | Colgate-Palmolive Company | Soap plodder for elimination of wet cracking |
JPS5889318U (ja) * | 1981-12-11 | 1983-06-17 | 東田 忠郎 | 架橋発泡平板押出し用金型 |
US4501542A (en) * | 1983-12-30 | 1985-02-26 | Union Carbide Corporation | Internal tube support for co-extrusion stuffing tube assembly |
DE3712749C1 (de) * | 1987-04-15 | 1988-07-07 | Berstorff Gmbh Masch Hermann | Verwendung eines Sekundaerextruders einer Tandemanlage zum Kuehlen einer in einem Primaerextruder hergestellten Kunststoff-Treibmittelgemischschmelze |
AT392932B (de) * | 1987-10-12 | 1991-07-10 | Plastronica Ag | Vorwaerm- und dosiervorrichtung |
JP2634440B2 (ja) * | 1988-07-27 | 1997-07-23 | トミー機械工業株式会社 | Tダイへの複数の溶融樹脂の送給方法および装置 |
US5033861A (en) * | 1989-05-03 | 1991-07-23 | Permian Research Corp. | Rotary extruder with internally heated rotor |
US5149555A (en) * | 1989-05-18 | 1992-09-22 | Kraft General Foods Canada Inc. | Method for forming an open textured product |
US5773042A (en) * | 1994-10-14 | 1998-06-30 | Kabushiki Kaisha Kobe Seiko Sho | Injection molding unit for long fiber-reinforced thermoplastic resin |
US6652257B2 (en) | 1999-02-26 | 2003-11-25 | Denso Corporation | Apparatus for producing ceramic moldings |
BE1014619A3 (fr) * | 1999-02-26 | 2004-02-03 | Denso Corp | Procede de production de corps ceramiques moules et appareillage correspondant. |
JP2003062892A (ja) * | 2001-08-29 | 2003-03-05 | Toshiba Mach Co Ltd | 二軸押出機による発泡成形の押出成形方法 |
EP2789382A1 (fr) * | 2010-09-30 | 2014-10-15 | Equipolymers GmbH | Dispositif de mélange. |
JP6639800B2 (ja) * | 2014-05-08 | 2020-02-05 | 東芝機械株式会社 | 押出機用スクリュ並びに押出機および押出方法 |
JP6446234B2 (ja) * | 2014-10-27 | 2018-12-26 | 東芝機械株式会社 | 押出機用スクリュ、スクリュエレメント、押出機および押出方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE851691C (de) * | 1943-01-17 | 1952-10-06 | Basf Ag | Schneckenspritzmaschine |
DE856510C (de) * | 1944-06-03 | 1952-11-20 | Dynamit Nobel Ag | Strangpresse fuer plastische Massen |
FR1416667A (fr) * | 1963-11-15 | 1965-11-05 | Wmb Internat Ab | Procédé pour la fabrication de corps poreux en matière thermoplastique |
FR1447510A (fr) * | 1965-07-08 | 1966-07-29 | Gruenzweig & Hartmann | Procédé et dispositif de fabrication de produits à structure cellulaire en résine artificielle à partir de résines thermoplastiques de polymères |
GB1156402A (en) * | 1965-11-13 | 1969-06-25 | Lavorazione Mat Plast | Screw Press for Extruding Plastics Materials |
GB1152306A (en) * | 1967-05-10 | 1969-05-14 | Lavorazione Mat Plast | Process and apparatus for Manufacturing Foamed Articles of Thermoplastic Materials |
US3843757A (en) * | 1967-11-15 | 1974-10-22 | Hercules Inc | Process for extruding foamed thermoplastics by utilizing an intermeshing co-rotating twin screw extruder |
DE1778186A1 (de) * | 1968-04-04 | 1971-07-29 | Dynamit Nobel Ag | Extruderschnecke zur Kunststoffverarbeitung |
US3676034A (en) * | 1970-05-01 | 1972-07-11 | American Can Co | Extruder mixing screw |
LU69549A1 (fr) * | 1974-03-04 | 1976-02-04 | ||
US3965931A (en) * | 1975-08-18 | 1976-06-29 | Max Skobel | Balanced flow cross-head |
-
1975
- 1975-12-05 DE DE19752554712 patent/DE2554712A1/de not_active Ceased
-
1976
- 1976-11-29 US US05/745,938 patent/US4082488A/en not_active Expired - Lifetime
- 1976-12-03 GB GB50544/76A patent/GB1544924A/en not_active Expired
- 1976-12-03 JP JP51144874A patent/JPS5269469A/ja active Pending
- 1976-12-03 FR FR7636610A patent/FR2333636A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
US4082488A (en) | 1978-04-04 |
FR2333636A1 (fr) | 1977-07-01 |
GB1544924A (en) | 1979-04-25 |
DE2554712A1 (de) | 1977-06-08 |
JPS5269469A (en) | 1977-06-09 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |