BE804861A - Procede et appareil de sechage par decompression d'un polymere extrudable - Google Patents
Procede et appareil de sechage par decompression d'un polymere extrudableInfo
- Publication number
- BE804861A BE804861A BE135653A BE135653A BE804861A BE 804861 A BE804861 A BE 804861A BE 135653 A BE135653 A BE 135653A BE 135653 A BE135653 A BE 135653A BE 804861 A BE804861 A BE 804861A
- Authority
- BE
- Belgium
- Prior art keywords
- decompression
- extrudable polymer
- extrudable
- polymer
- Prior art date
Links
- 230000006837 decompression Effects 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/18—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs
- F26B17/20—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by rotating helical blades or other rotary conveyors which may be heated moving materials in stationary chambers, e.g. troughs the axis of rotation being horizontal or slightly inclined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
-
- 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
- B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
-
- 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
- B29C48/36—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
- B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
- B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
- B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a 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
- B29C48/03—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
- 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
- B29K2021/00—Use of unspecified rubbers as moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Drying Of Solid Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00289567A US3834440A (en) | 1972-09-15 | 1972-09-15 | Method for drying polymeric materials |
Publications (1)
Publication Number | Publication Date |
---|---|
BE804861A true BE804861A (fr) | 1974-03-14 |
Family
ID=23112092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE135653A BE804861A (fr) | 1972-09-15 | 1973-09-14 | Procede et appareil de sechage par decompression d'un polymere extrudable |
Country Status (12)
Country | Link |
---|---|
US (1) | US3834440A (nl) |
JP (1) | JPS4968944A (nl) |
AR (1) | AR197527A1 (nl) |
BE (1) | BE804861A (nl) |
CA (1) | CA1012721A (nl) |
DE (1) | DE2346213A1 (nl) |
FR (1) | FR2200094B1 (nl) |
GB (1) | GB1407900A (nl) |
IN (1) | IN139390B (nl) |
IT (1) | IT1004572B (nl) |
NL (1) | NL7312689A (nl) |
ZA (1) | ZA737186B (nl) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1590532A (en) * | 1976-08-04 | 1981-06-03 | Exxon Research Engineering Co | Elastomer extrusion drying with gas injection |
DE2721848C2 (de) * | 1977-05-14 | 1982-12-02 | Bayer Ag, 5090 Leverkusen | Verfahren zum Konzentrieren von Lösungen mit gleichzeitiger Erstarrung |
JPS5520321Y2 (nl) * | 1977-06-14 | 1980-05-15 | ||
CH695764A5 (de) * | 1992-12-31 | 2006-08-31 | Antogi Ag | Doppelschneckenpresse. |
US6150498A (en) * | 1996-07-12 | 2000-11-21 | The Dow Chemical Company | Polymer recovery |
JP4785737B2 (ja) * | 2003-05-30 | 2011-10-05 | ミシュラン ルシェルシュ エ テクニーク ソシエテ アノニム | 合成エラストマーの乾燥に使用する可変ダイ |
US7858735B2 (en) * | 2009-05-29 | 2010-12-28 | Exxonmobil Chemical Patents Inc. | Method and apparatus for elastomer finishing |
WO2013146530A1 (ja) * | 2012-03-26 | 2013-10-03 | 旭化成ケミカルズ株式会社 | ゴム状重合体の製造方法 |
US10667547B2 (en) * | 2016-02-04 | 2020-06-02 | Continuus Pharmeceuticals, Inc. | Continuous drum dryer and methods of use thereof |
CN112902647A (zh) * | 2021-03-25 | 2021-06-04 | 河南鼎隆新材料科技有限公司 | 处理工业副产石膏用三轴高效预干燥装置 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2970991A (en) * | 1961-02-07 | cines | ||
US23948A (en) * | 1859-05-10 | Edward a | ||
US2615199A (en) * | 1945-05-15 | 1952-10-28 | Welding Engineers | Material treating apparatus |
GB734182A (en) * | 1950-10-31 | 1955-07-27 | Welding Engineers | Apparatus and process for extruding plastic materials by worm means |
US2719325A (en) * | 1951-12-13 | 1955-10-04 | Hercules Powder Co Ltd | Method and apparatus for mixing plastic compositions |
US2774105A (en) * | 1954-04-27 | 1956-12-18 | Du Pont | Extraction-extrusion apparatus |
US2733051A (en) * | 1954-09-30 | 1956-01-31 | R street | |
DE1132318B (de) * | 1955-10-26 | 1962-06-28 | Wacker Chemie Gmbh | Trocknung von Vinylsuspensions- und -emulsions-Polymerisaten |
BE570207A (nl) * | 1957-08-15 | 1900-01-01 | ||
GB864916A (en) * | 1958-01-24 | 1961-04-12 | Phillips Petroleum Co | Improvements relating to extrusion of plastic material |
US3025565A (en) * | 1958-05-28 | 1962-03-20 | Wacker Chemie Gmbh | Process and apparatus for granulating and forming plastic masses |
US3067462A (en) * | 1959-06-10 | 1962-12-11 | Blaw Knox Co | Extruder for drying synthetic rubber |
FR1264165A (fr) * | 1959-07-09 | 1961-06-19 | Phillips Petroleum Co | Procédé et appareil pour extruder une matière plastique |
US3078511A (en) * | 1960-03-31 | 1963-02-26 | Welding Engineers | Treatment of plastic materials |
DE1779922A1 (de) * | 1961-02-17 | 1972-01-13 | Internat Basic Economy Corp | Vorrichtung zum Entfernen von Fluessigkeit aus Elastomeren |
US3280090A (en) * | 1962-02-19 | 1966-10-18 | Phillips Petroleum Co | Removal of catalyst residues from olefin polymers |
US3240746A (en) * | 1962-02-19 | 1966-03-15 | Phillips Petroleum Co | Removal of water from solid elastomers |
US3177272A (en) * | 1962-05-29 | 1965-04-06 | Owens Illinois Glass Co | Method of coloring plastic extrudate |
US3211209A (en) * | 1962-10-16 | 1965-10-12 | Monsanto Co | Apparatus for changing the volatile content of viscous materials |
CH420580A (de) * | 1965-02-08 | 1966-09-15 | Buss Ag | Einrichtung zum Entgasen von plastischen Massen in Schneckenmaschinen |
US3395746A (en) * | 1965-12-13 | 1968-08-06 | Union Carbide Corp | Method for devolatilizing liquid polymer compositions |
US3476736A (en) * | 1966-04-14 | 1969-11-04 | Phillips Petroleum Co | Solvent removal from polyolefin in vented extruder with water addition |
US3477491A (en) * | 1968-01-16 | 1969-11-11 | Shell Oil Co | Wiped-film evaporator |
DE1719453C3 (de) * | 1968-02-15 | 1979-08-30 | Werner & Pfleiderer, 7000 Stuttgart | Verfahren zum kontinuierlichen Verdampfen von Lösungsmitteln aus Kunststofflösungen |
US3512266A (en) * | 1968-06-24 | 1970-05-19 | Phillips Petroleum Co | Drying polymeric material |
US4007545A (en) * | 1972-01-14 | 1977-02-15 | International Basic Economy Corporation | Method for adjusting temperature and pressure of a fluid |
-
1972
- 1972-09-15 US US00289567A patent/US3834440A/en not_active Expired - Lifetime
-
1973
- 1973-08-17 CA CA179,084A patent/CA1012721A/en not_active Expired
- 1973-09-10 IN IN2070/CAL/73A patent/IN139390B/en unknown
- 1973-09-10 ZA ZA00737186A patent/ZA737186B/xx unknown
- 1973-09-11 GB GB4264573A patent/GB1407900A/en not_active Expired
- 1973-09-12 IT IT69706/73A patent/IT1004572B/it active
- 1973-09-13 AR AR250067A patent/AR197527A1/es active
- 1973-09-13 DE DE19732346213 patent/DE2346213A1/de not_active Withdrawn
- 1973-09-14 JP JP48103374A patent/JPS4968944A/ja active Pending
- 1973-09-14 FR FR7333101A patent/FR2200094B1/fr not_active Expired
- 1973-09-14 NL NL7312689A patent/NL7312689A/xx not_active Application Discontinuation
- 1973-09-14 BE BE135653A patent/BE804861A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AR197527A1 (es) | 1974-04-15 |
CA1012721A (en) | 1977-06-28 |
ZA737186B (en) | 1975-03-26 |
JPS4968944A (nl) | 1974-07-04 |
GB1407900A (en) | 1975-10-01 |
FR2200094B1 (nl) | 1978-01-13 |
AU6019173A (en) | 1975-03-13 |
IT1004572B (it) | 1976-07-20 |
FR2200094A1 (nl) | 1974-04-19 |
NL7312689A (nl) | 1974-03-19 |
US3834440A (en) | 1974-09-10 |
DE2346213A1 (de) | 1974-03-28 |
IN139390B (nl) | 1976-06-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: POLYSAR LTD Effective date: 19930914 |