BE809407A - Procede et dispositif pour entrainer par de la vapeur des constituants volatils a l'interieur d'une extrudeuse a vis. - Google Patents
Procede et dispositif pour entrainer par de la vapeur des constituants volatils a l'interieur d'une extrudeuse a vis.Info
- Publication number
- BE809407A BE809407A BE139529A BE139529A BE809407A BE 809407 A BE809407 A BE 809407A BE 139529 A BE139529 A BE 139529A BE 139529 A BE139529 A BE 139529A BE 809407 A BE809407 A BE 809407A
- Authority
- BE
- Belgium
- Prior art keywords
- training
- screw extruder
- volatile constituents
- steam inside
- steam
- Prior art date
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
- B29C48/78—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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/362—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using static mixing devices
-
- 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
- B29C48/63—Screws having sections without mixing elements or threads, i.e. having cylinder shaped sections
-
- 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
- B29C48/25—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
- B29C48/76—Venting, drying means; Degassing means
-
- 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
- B29C48/76—Venting, drying means; Degassing means
- B29C48/762—Vapour stripping
-
- 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
- B29C48/03—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
- B29C48/82—Cooling
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00117332A US3799234A (en) | 1971-02-22 | 1971-02-22 | Countercurrent vapor stripping in screw devolatilizer |
GB5970373A GB1431978A (en) | 1971-02-22 | 1973-12-22 | Process and apparatus for removing volatile components of materials |
BE139529A BE809407A (fr) | 1971-02-22 | 1974-01-04 | Procede et dispositif pour entrainer par de la vapeur des constituants volatils a l'interieur d'une extrudeuse a vis. |
DE2400271A DE2400271C2 (de) | 1971-02-22 | 1974-01-04 | Verfahren und Vorrichtung zum Austreiben von flüchtigen Komponenten aus in Extrusionsrichtung strömendem Kunststoff |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00117332A US3799234A (en) | 1971-02-22 | 1971-02-22 | Countercurrent vapor stripping in screw devolatilizer |
US401360A US3917507A (en) | 1971-02-22 | 1973-09-27 | Countercurrent combined liquid and vapor stripping in screw devolatilizer |
GB5970373A GB1431978A (en) | 1971-02-22 | 1973-12-22 | Process and apparatus for removing volatile components of materials |
FR7347032A FR2256025A1 (en) | 1973-12-22 | 1973-12-28 | Removal of volatile material from screw feed extruder - by injecting gas into high press. zone of plastic melt and removing it from low press. zone |
BE139529A BE809407A (fr) | 1971-02-22 | 1974-01-04 | Procede et dispositif pour entrainer par de la vapeur des constituants volatils a l'interieur d'une extrudeuse a vis. |
DE2400271A DE2400271C2 (de) | 1971-02-22 | 1974-01-04 | Verfahren und Vorrichtung zum Austreiben von flüchtigen Komponenten aus in Extrusionsrichtung strömendem Kunststoff |
Publications (1)
Publication Number | Publication Date |
---|---|
BE809407A true BE809407A (fr) | 1974-05-02 |
Family
ID=27543003
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE139529A BE809407A (fr) | 1971-02-22 | 1974-01-04 | Procede et dispositif pour entrainer par de la vapeur des constituants volatils a l'interieur d'une extrudeuse a vis. |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE809407A (fr) |
GB (1) | GB1431978A (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4980105A (en) * | 1989-08-28 | 1990-12-25 | General Electric Company | Method for extruder devolatilization of spiro(bis)indane polycarbonates |
AU3944797A (en) * | 1997-08-01 | 1999-02-22 | Sedepro | Continuous rubber kneader |
US6576131B1 (en) | 1997-12-16 | 2003-06-10 | Flint Ink Corporation | Process and apparatus for changing the wetting agent of pigments |
DE19854689A1 (de) * | 1998-11-26 | 2000-06-08 | Buehler Ag | Verfahren und Vorrichtung zur Aufbereitung eines thermoplastischen Polykondensats |
US6273599B1 (en) | 1999-09-17 | 2001-08-14 | Flint Ink Corporation | Process for preparing pigment flush |
JP5038896B2 (ja) | 2004-08-17 | 2012-10-03 | フリント グループ インコーポレイテッド | 有機色素分散およびインクを製造する方法 |
ITMI20082348A1 (it) * | 2008-12-30 | 2010-06-30 | Meccaniche Luigi Bander A S P A Costruzioni | Processo ed apparecchiatura di estrusione di poliestere espanso impiegabile in impianti di produzione di foglie, lastre o tubi di poliestere espanso |
-
1973
- 1973-12-22 GB GB5970373A patent/GB1431978A/en not_active Expired
-
1974
- 1974-01-04 BE BE139529A patent/BE809407A/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
GB1431978A (en) | 1976-04-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: WELDING ENGINEERS INC. Effective date: 19900131 |