DE2451886A1 - Verfahren zum entgasen von hygroskopischem kunstharzmaterial und entgasungsextruder zur durchfuehrung des verfahrens - Google Patents
Verfahren zum entgasen von hygroskopischem kunstharzmaterial und entgasungsextruder zur durchfuehrung des verfahrensInfo
- Publication number
- DE2451886A1 DE2451886A1 DE19742451886 DE2451886A DE2451886A1 DE 2451886 A1 DE2451886 A1 DE 2451886A1 DE 19742451886 DE19742451886 DE 19742451886 DE 2451886 A DE2451886 A DE 2451886A DE 2451886 A1 DE2451886 A1 DE 2451886A1
- Authority
- DE
- Germany
- Prior art keywords
- zone
- degassing
- screw
- pumping zone
- pumping
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims description 93
- 238000007872 degassing Methods 0.000 title claims description 77
- 238000000034 method Methods 0.000 title claims description 24
- 230000008569 process Effects 0.000 title claims description 9
- 229920005989 resin Polymers 0.000 title description 4
- 239000011347 resin Substances 0.000 title description 4
- 238000005086 pumping Methods 0.000 claims description 97
- 238000001035 drying Methods 0.000 claims description 16
- 229920003002 synthetic resin Polymers 0.000 claims description 15
- 239000000057 synthetic resin Substances 0.000 claims description 15
- 238000001125 extrusion Methods 0.000 claims description 14
- 239000000470 constituent Substances 0.000 claims description 8
- 239000003039 volatile agent Substances 0.000 claims description 2
- 230000007704 transition Effects 0.000 description 16
- 230000006837 decompression Effects 0.000 description 12
- 238000000926 separation method Methods 0.000 description 10
- 239000008187 granular material Substances 0.000 description 9
- 241000237858 Gastropoda Species 0.000 description 4
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 4
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 4
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000012808 vapor phase Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 235000012438 extruded product Nutrition 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- DOETVZCFKJCYJV-UHFFFAOYSA-N 6-(4,5-dihydro-1h-imidazol-2-yl)-2-[4-(4,5-dihydro-1h-imidazol-2-yl)phenyl]-1h-indole Chemical compound N1CCN=C1C1=CC=C(C=2NC3=CC(=CC=C3C=2)C=2NCCN=2)C=C1 DOETVZCFKJCYJV-UHFFFAOYSA-N 0.000 description 1
- 208000032544 Cicatrix Diseases 0.000 description 1
- 101100286286 Dictyostelium discoideum ipi gene Proteins 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000037387 scars Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
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
- B29C48/36—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
- 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
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
- B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
- B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
- B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
- B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
- B29B7/429—Screws
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/86—Component parts, details or accessories; Auxiliary operations for working at sub- or superatmospheric pressure
-
- 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
- B29C48/03—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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/477,370 US3992500A (en) | 1974-06-07 | 1974-06-07 | Vented extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2451886A1 true DE2451886A1 (de) | 1975-12-18 |
Family
ID=23895641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19742451886 Pending DE2451886A1 (de) | 1974-06-07 | 1974-10-31 | Verfahren zum entgasen von hygroskopischem kunstharzmaterial und entgasungsextruder zur durchfuehrung des verfahrens |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3992500A (enExample) |
| CA (1) | CA1041717A (enExample) |
| DE (1) | DE2451886A1 (enExample) |
| FR (1) | FR2273651A1 (enExample) |
| GB (1) | GB1452579A (enExample) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0110583A1 (en) * | 1982-11-22 | 1984-06-13 | Borg-Warner Chemicals Inc. | Apparatus for separating a low viscosity material from a high viscosity material |
| DE3615098A1 (de) * | 1985-05-08 | 1986-12-11 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid | Entgasungsschneckenstrangpresse |
| DE3744193C1 (de) * | 1987-12-24 | 1989-01-26 | Berstorff Gmbh Masch Hermann | Verfahren und Extruder zum Entgasen thermoplastischer Kunststoffschmelzen ueber einen weiten Viskositaetsbereich |
| DE4009638A1 (de) * | 1990-03-26 | 1991-10-02 | Hoechst Ag | Verfahren zur herstellung einer koextrudierten folie |
| DE4310966A1 (de) * | 1993-04-03 | 1994-10-06 | Krupp Maschinentechnik | Verfahren zur Regelung des Massenstromes in den Zylindern eines Entgasungsextruders und Entgasungsextruder |
| US7420338B2 (en) | 2000-06-19 | 2008-09-02 | International Rectifier Corporation | Ballast control IC with minimal internal and external components |
| DE102008048598A1 (de) * | 2008-09-23 | 2010-03-25 | Adm-Isobloc Gmbh | Verfahren und Vorrichtung zum Entgasen eines Gemisches insbesondere aus polymeren Bindemitteln |
| DE202017103398U1 (de) | 2017-06-06 | 2017-07-03 | Kraussmaffei Technologies Gmbh | Plastifiziereinheit mit Entgasungsfunktion |
| AT524680A4 (de) * | 2021-03-25 | 2022-08-15 | Gaw Tech Gmbh | Vorrichtung und Verfahren zur Aufbereitung von Kunststoffabfällen |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4112519A (en) * | 1976-07-08 | 1978-09-05 | Hpm Corporation | Vented injection molding machine and method |
| US4143108A (en) * | 1976-08-26 | 1979-03-06 | Monsanto Company | Method of injection molding nitrile articles |
| US4063717A (en) * | 1977-02-01 | 1977-12-20 | E. I. Du Pont De Nemours And Company | Multivented twin-screw extruder |
| JPS5454172A (en) * | 1977-10-07 | 1979-04-28 | Kobe Steel Ltd | Equipment for treting waste gas from injection molding machine |
| US4185060A (en) * | 1978-03-17 | 1980-01-22 | Ladney M Jr | Method of manufacturing structural foam plastic products free from undesirable contaminant constituents |
| US4173445A (en) * | 1978-07-17 | 1979-11-06 | Monsanto Company | Plastics extrusion apparatus |
| US4247519A (en) * | 1978-12-04 | 1981-01-27 | Kobe Steel, Ltd. | Exhaust gas treatment device for injection molding machines |
| DE3248659A1 (de) * | 1982-12-30 | 1984-07-05 | Peroxid-Chemie GmbH, 8023 Höllriegelskreuth | Entgasungseinrichtung an einem schnecken-extruder oder dergl. |
| US4491417A (en) * | 1983-04-29 | 1985-01-01 | Usm Corporation | Devolatilizing mixing extruder |
| US4529478A (en) * | 1983-09-14 | 1985-07-16 | Usm Corporation | Rotary processors and vacuum systems |
| US4529320A (en) * | 1983-09-14 | 1985-07-16 | Usm Corporation | Rotary processors and method for devolatilizing materials |
| JPH01259922A (ja) * | 1988-04-11 | 1989-10-17 | Toshiba Mach Co Ltd | ベント式射出成形機 |
| JPH0667587B2 (ja) * | 1988-05-12 | 1994-08-31 | 株式会社石中鉄工所 | 混練用回転スクリュの混練構造 |
| DE3818003A1 (de) * | 1988-05-27 | 1989-11-30 | Kwm Kunststoffmaschinen Gmbh | Vorrichtung zum kontinuierlichen entgasen eines gemisches aus polymeren bindemitteln und fuellstoffen und/oder fasern |
| JPH0676448B2 (ja) * | 1988-06-25 | 1994-09-28 | 三菱レイヨン株式会社 | 改質されたメタクリル系樹脂成形材料の製造方法 |
| DE69224242T2 (de) * | 1991-03-04 | 1998-05-14 | Dow Chemical Co | Verfahren zur Verbesserung der oxidativen thermischen Stabilität von Ethylenpolymeren |
| US5468429A (en) * | 1994-04-15 | 1995-11-21 | Li; Tzu-Li | Ultrasound-enhanced devolatilization of thermoplastic plastics |
| JP3104860B2 (ja) * | 1996-12-27 | 2000-10-30 | 日精樹脂工業株式会社 | 射出スクリュ |
| US5980790A (en) * | 1997-03-04 | 1999-11-09 | Mitsubishi Gas Chemical Company, Inc. | Process for producing a copolymer |
| US6164810A (en) * | 1998-09-16 | 2000-12-26 | Eastman Kodak Company | Vented single stage barrier screw with a gas vent hole and axial bore in the screw for venting gases |
| DE19860836C1 (de) * | 1998-12-30 | 2000-05-18 | Haller Formholz | Verfahren und Vorrichtung zum kontinuierlichen Herstellen von Formkörpern |
| US6280667B1 (en) | 1999-04-19 | 2001-08-28 | Andersen Corporation | Process for making thermoplastic-biofiber composite materials and articles including a poly(vinylchloride) component |
| US7018574B2 (en) * | 2003-02-20 | 2006-03-28 | Idemitsu Kosan Co., Ltd. | Process for removing volatile components in polyarylene sulfide |
| US7198840B2 (en) * | 2003-02-25 | 2007-04-03 | Polyone Corporation | Profile-extruded poly(vinyl chloride) articles and method of making same |
| DE102004041689B4 (de) * | 2004-08-27 | 2010-02-11 | Kraussmaffei Berstorff Gmbh | Vorrichtung zur Herstellung von Spritzgussteilen |
| MX2009009705A (es) * | 2007-03-10 | 2009-10-30 | Cool Options Inc | Diseño de huesillo y metodo para moldeo por inyeccion de metal. |
| US9931603B2 (en) * | 2014-06-23 | 2018-04-03 | Wenger Manufacturing, Inc. | Method and apparatus for extrusion processing of high fiber content foods |
| CN111372991B (zh) | 2017-09-15 | 2023-11-17 | 吉昂功能材料(东莞)有限公司 | 阻燃聚(氯乙烯)复合物 |
| CN108501244A (zh) * | 2018-03-08 | 2018-09-07 | 江苏中宏环保科技有限公司 | 环保连续螺旋螺杆组合多功能橡胶复原设备 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3023456A (en) * | 1959-08-03 | 1962-03-06 | Dow Chemical Co | Extruder apparatus |
| CH420580A (de) * | 1965-02-08 | 1966-09-15 | Buss Ag | Einrichtung zum Entgasen von plastischen Massen in Schneckenmaschinen |
| US3376603A (en) * | 1966-05-20 | 1968-04-09 | Lavorazione Mat Plast | Apparatus for manufacturing synthetic textile fibers |
-
1974
- 1974-06-07 US US05/477,370 patent/US3992500A/en not_active Expired - Lifetime
- 1974-10-23 CA CA212,146A patent/CA1041717A/en not_active Expired
- 1974-10-25 GB GB4632174A patent/GB1452579A/en not_active Expired
- 1974-10-31 DE DE19742451886 patent/DE2451886A1/de active Pending
-
1975
- 1975-01-29 FR FR7502757A patent/FR2273651A1/fr active Granted
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0110583A1 (en) * | 1982-11-22 | 1984-06-13 | Borg-Warner Chemicals Inc. | Apparatus for separating a low viscosity material from a high viscosity material |
| DE3615098A1 (de) * | 1985-05-08 | 1986-12-11 | Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid | Entgasungsschneckenstrangpresse |
| DE3744193C1 (de) * | 1987-12-24 | 1989-01-26 | Berstorff Gmbh Masch Hermann | Verfahren und Extruder zum Entgasen thermoplastischer Kunststoffschmelzen ueber einen weiten Viskositaetsbereich |
| DE4009638A1 (de) * | 1990-03-26 | 1991-10-02 | Hoechst Ag | Verfahren zur herstellung einer koextrudierten folie |
| DE4009638C2 (de) * | 1990-03-26 | 2000-11-09 | Hoechst Ag | Verfahren zur Herstellung einer koextrudierten Folie |
| DE4310966A1 (de) * | 1993-04-03 | 1994-10-06 | Krupp Maschinentechnik | Verfahren zur Regelung des Massenstromes in den Zylindern eines Entgasungsextruders und Entgasungsextruder |
| US7420338B2 (en) | 2000-06-19 | 2008-09-02 | International Rectifier Corporation | Ballast control IC with minimal internal and external components |
| US7723928B2 (en) | 2000-06-19 | 2010-05-25 | International Rectifier Corporation | Ballast control IC with minimal internal and external components |
| DE102008048598A1 (de) * | 2008-09-23 | 2010-03-25 | Adm-Isobloc Gmbh | Verfahren und Vorrichtung zum Entgasen eines Gemisches insbesondere aus polymeren Bindemitteln |
| EP2342061B1 (de) * | 2008-09-23 | 2016-11-09 | Adm-Isobloc GmbH | Verfahren und vorrichtung zum entgasen eines gemisches insbesondere aus polymeren bindemitteln |
| DE202017103398U1 (de) | 2017-06-06 | 2017-07-03 | Kraussmaffei Technologies Gmbh | Plastifiziereinheit mit Entgasungsfunktion |
| AT524680A4 (de) * | 2021-03-25 | 2022-08-15 | Gaw Tech Gmbh | Vorrichtung und Verfahren zur Aufbereitung von Kunststoffabfällen |
| AT524680B1 (de) * | 2021-03-25 | 2022-08-15 | Gaw Tech Gmbh | Vorrichtung und Verfahren zur Aufbereitung von Kunststoffabfällen |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2273651A1 (fr) | 1976-01-02 |
| CA1041717A (en) | 1978-11-07 |
| US3992500A (en) | 1976-11-16 |
| GB1452579A (en) | 1976-10-13 |
| FR2273651B3 (enExample) | 1977-10-21 |
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