ES267672U - Tornillo extrusor para extruir polimeros. - Google Patents
Tornillo extrusor para extruir polimeros.Info
- Publication number
- ES267672U ES267672U ES1982267672U ES267672U ES267672U ES 267672 U ES267672 U ES 267672U ES 1982267672 U ES1982267672 U ES 1982267672U ES 267672 U ES267672 U ES 267672U ES 267672 U ES267672 U ES 267672U
- Authority
- ES
- Spain
- Prior art keywords
- ethylene polymers
- segment
- extruding ethylene
- extruding
- pitch
- 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.)
- Granted
Links
- 229920000573 polyethylene Polymers 0.000 title 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
-
- 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
- B29C48/535—Screws with thread pitch varying along the longitudinal axis
-
- 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
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of 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
- B29C48/03—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
- B29C48/03—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
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
Tornillo extrusor para extruir polímeros, caracterizado porque comprende una raíz de tornillo con por lo menos con una espiral que tiene un extremo de entrada y un extremo de descarga, estando dividido dicho tornillo en por lo menos tres segmentos en los cuales el paso permanece constante dentro de cada segmento y cambia abruptamente de un segmento al segmento siguiente y en donde la relación de paso dividida por la relación de profundidad es superior a 2/3.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/206,146 US4329313A (en) | 1980-11-12 | 1980-11-12 | Apparatus and method for extruding ethylene polymers |
Publications (2)
Publication Number | Publication Date |
---|---|
ES267672U true ES267672U (es) | 1983-05-01 |
ES267672Y ES267672Y (es) | 1983-11-16 |
Family
ID=22765174
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES507033A Granted ES507033A0 (es) | 1980-11-12 | 1981-11-11 | Metodo y aparato para extruir polimeros de etileno lineales de estrecha distribucion de peso molecular. |
ES1982267672U Expired ES267672Y (es) | 1980-11-12 | 1982-10-07 | Tornillo extrusor para extruir polimeros. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES507033A Granted ES507033A0 (es) | 1980-11-12 | 1981-11-11 | Metodo y aparato para extruir polimeros de etileno lineales de estrecha distribucion de peso molecular. |
Country Status (15)
Country | Link |
---|---|
US (1) | US4329313A (es) |
EP (1) | EP0051880B1 (es) |
JP (1) | JPS57107826A (es) |
KR (1) | KR830007274A (es) |
AR (1) | AR225850A1 (es) |
AU (1) | AU7691581A (es) |
BR (1) | BR8107269A (es) |
CA (1) | CA1161232A (es) |
DE (1) | DE3170186D1 (es) |
DK (1) | DK499981A (es) |
ES (2) | ES507033A0 (es) |
FI (1) | FI813514L (es) |
IN (1) | IN156554B (es) |
NO (1) | NO813801L (es) |
ZA (1) | ZA817480B (es) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4532189A (en) * | 1982-02-19 | 1985-07-30 | W. R. Grace & Co., Cryovac Div. | Linear polyethylene shrink films |
US4798473A (en) * | 1983-04-29 | 1989-01-17 | Rauwendaal Christiaan J | Extruder screw |
CH662531A5 (de) * | 1983-09-30 | 1987-10-15 | Netstal Ag Maschf Giesserei | Schnecken-plastifizier- und foerdereinrichtung einer kunststoff-spritzgiessmaschine. |
US4617241A (en) * | 1984-01-23 | 1986-10-14 | W. R. Grace & Co., Cryovac Div. | Linear polyethylene stretch/shrink films |
US4551380A (en) * | 1984-05-10 | 1985-11-05 | W. R. Grace & Co., Cryovac Div. | Oriented heat-sealable multilayer packaging film |
US4514465A (en) * | 1984-05-30 | 1985-04-30 | W. R. Grace & Co., Cryovac Div. | Storm window film comprising at least five layers |
JPS61144324A (ja) * | 1984-12-19 | 1986-07-02 | Idemitsu Petrochem Co Ltd | 熱可塑性樹脂の押出方法及びそれに用いる押出装置 |
US4834913A (en) * | 1987-01-27 | 1989-05-30 | Aseltine Leroy G | Apparatus and method for forming finely divided dry materials from wet materials having a tendency to form lumps |
US4770539A (en) * | 1987-07-06 | 1988-09-13 | Husky Injection Molding Systems Ltd. | Barrier screw |
BE1002469A4 (nl) * | 1988-08-12 | 1991-02-19 | Euro Stel P V B A | Verbetering van het opsmeltproces in spuitgietmachines en van de schroeven voor de realisatie ervan. |
US5108040A (en) * | 1989-04-28 | 1992-04-28 | Larry Koenig | Tapered auger shredder |
US5207964A (en) * | 1991-02-13 | 1993-05-04 | Mauro James J | Method for manufacturing a plastic hollow product using water soluble resin |
US5238633A (en) * | 1991-05-24 | 1993-08-24 | Duraplast Corporation | Method and apparatus for recycling plastic waste into a thin profile, mechanically reinforced board |
US5156790A (en) * | 1991-07-25 | 1992-10-20 | Union Carbide Chemicals & Plastics Technology Corporation | Method for extruding ethylene polymers |
JPH0620033U (ja) * | 1992-04-22 | 1994-03-15 | 株式会社竹野鉄工所 | プラスチックの押出し装置用スクリュー |
US5356281A (en) * | 1992-08-10 | 1994-10-18 | Three Bond Co., Ltd. | Screw-type resin injection apparatus for injection molding |
US5312224A (en) * | 1993-03-12 | 1994-05-17 | International Business Machines Corporation | Conical logarithmic spiral viscosity pump |
US5800757A (en) | 1994-03-31 | 1998-09-01 | Modern Technologies Corp. | System and method for molding a basketball backboard |
US5591384A (en) * | 1994-03-31 | 1997-01-07 | Modern Technologies Corp. | Method for molding parts |
US5651305A (en) * | 1995-05-30 | 1997-07-29 | Brown International, Inc. | Food product finisher |
JP4021967B2 (ja) * | 1997-02-17 | 2007-12-12 | 三菱重工業株式会社 | 可塑化スクリュ |
JP3755293B2 (ja) * | 1997-05-22 | 2006-03-15 | 日立金属株式会社 | 繊維強化熱可塑性樹脂の可塑化装置用スクリュおよび可塑化装置 |
WO1999056936A1 (en) * | 1998-05-07 | 1999-11-11 | Instituut Voor Agrotechnologisch Onderzoek (Ato-D Lo) | Process for continuously manufacturing composites of polymer and cellulosic fibres, and compounded materials obtained therewith |
EP1420933A1 (fr) * | 2001-08-16 | 2004-05-26 | Société de Technologie Michelin | Pompe volumetrique |
JP4100326B2 (ja) * | 2003-10-29 | 2008-06-11 | 宇部興産機械株式会社 | 射出成形機の可塑化装置 |
DE102004003448B3 (de) * | 2004-01-22 | 2005-11-10 | Nestle S.A. | Tieftemperaturextrusionsverfahren zur Mikrostrukturierung von gefrorenen, belüfteten Massen, beispielsweise Eiskrem, und Tieftemperaturextrusionsvorrichtung zum Durchführen dieses Verfahrens |
DE102005015537A1 (de) * | 2005-04-04 | 2006-10-05 | Harburg-Freudenberger Maschinenbau Gmbh | Schnecken-Extruder zur Verarbeitung von Polymeren |
US20140294504A1 (en) * | 2013-03-29 | 2014-10-02 | Somero Enterprises, Inc. | Concrete screeding machine with improved auger |
JP6527742B2 (ja) | 2014-04-24 | 2019-06-05 | 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 |
JP6550253B2 (ja) | 2014-04-24 | 2019-07-24 | 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 |
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 |
JP6639798B2 (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 |
JP6639799B2 (ja) | 2014-05-08 | 2020-02-05 | 東芝機械株式会社 | 混練装置および混練方法 |
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 |
JP6464025B2 (ja) * | 2015-04-28 | 2019-02-06 | 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 |
JP6746278B2 (ja) * | 2015-04-28 | 2020-08-26 | 芝浦機械株式会社 | 押出機用スクリュ並びに押出機および押出方法 |
FI129682B (en) * | 2016-08-26 | 2022-06-30 | Teknologian Tutkimuskeskus Vtt Oy | Single screw extruder and method |
WO2018114702A1 (de) * | 2016-12-21 | 2018-06-28 | Basf Se | Einwellenextruder und verwendung eines einwellenextruders sowie verfahren zum ändern einer morphologie eines superabsorbierenden polymers, nämlich eines sap-polymergels, mit einem einwellenextruder |
RU176481U1 (ru) * | 2017-08-10 | 2018-01-22 | Федеральное государственное автономное образовательное учреждение высшего образования "Крымский федеральный университет имени В.И. Вернадского" | Экструдер для переработки разнородных отходов вторичных полимерных материалов |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2547000A (en) * | 1949-04-07 | 1951-04-03 | Western Electric Co | Apparatus for simultaneously advancing and plasticizing plastic compounds |
US2702410A (en) * | 1951-06-21 | 1955-02-22 | Western Electric Co | Method of working and extruding plastic compounds |
GB749919A (en) * | 1953-09-23 | 1956-06-06 | Harold Newby | Improvements in and apparatus for the production of blown foils of hard polyvinyl chloride |
US2991870A (en) * | 1956-09-11 | 1961-07-11 | Griffith Edwin | Materials processing apparatus |
US2997968A (en) * | 1957-07-15 | 1961-08-29 | Fitzpatrick Company | Mixing device |
US3310836A (en) * | 1964-09-25 | 1967-03-28 | George B Nichols | Extruder, etc. |
US3486192A (en) * | 1967-03-24 | 1969-12-30 | Union Carbide Corp | Apparatus for extrusion of thermoplastics |
US3449793A (en) * | 1967-04-21 | 1969-06-17 | Intern Rubber Ind Inc | Machine for working rubber and like plastics |
FR1589723A (es) * | 1968-09-06 | 1970-04-06 | ||
US3850414A (en) * | 1972-12-26 | 1974-11-26 | H Scharer | Homogenizing extruders |
JPS5156874A (en) * | 1974-11-14 | 1976-05-18 | Toray Industries | Konoryoku 2 suteejisukuryuu |
US4006209A (en) * | 1975-02-10 | 1977-02-01 | Egan Machinery Company | Method for additive feeding |
US4129386A (en) * | 1976-06-01 | 1978-12-12 | Akzona Incorporated | Extrusion apparatus |
US4243619A (en) * | 1978-03-31 | 1981-01-06 | Union Carbide Corporation | Process for making film from low density ethylene hydrocarbon copolymer |
US4343755A (en) * | 1978-09-06 | 1982-08-10 | Union Carbide Corporation | Process for extruding ethylene polymers |
FR2472970A1 (fr) * | 1980-01-04 | 1981-07-10 | Saint Marcel Mfg | Organe de boudineuse tel que vis ou cylindre |
US4310484A (en) * | 1980-08-01 | 1982-01-12 | Union Carbide Corporation | Method for extruding molten narrow molecular weight distribution, linear, ethylene copolymers |
-
1980
- 1980-11-12 US US06/206,146 patent/US4329313A/en not_active Expired - Lifetime
-
1981
- 1981-09-10 AR AR287393A patent/AR225850A1/es active
- 1981-10-28 ZA ZA817480A patent/ZA817480B/xx unknown
- 1981-10-28 AU AU76915/81A patent/AU7691581A/en not_active Abandoned
- 1981-10-30 CA CA000389146A patent/CA1161232A/en not_active Expired
- 1981-11-02 KR KR1019810004345A patent/KR830007274A/ko unknown
- 1981-11-09 FI FI813514A patent/FI813514L/fi not_active Application Discontinuation
- 1981-11-10 BR BR8107269A patent/BR8107269A/pt unknown
- 1981-11-10 NO NO813801A patent/NO813801L/no unknown
- 1981-11-10 IN IN1247/CAL/81A patent/IN156554B/en unknown
- 1981-11-11 ES ES507033A patent/ES507033A0/es active Granted
- 1981-11-11 JP JP56179871A patent/JPS57107826A/ja active Pending
- 1981-11-11 DE DE8181109633T patent/DE3170186D1/de not_active Expired
- 1981-11-11 DK DK499981A patent/DK499981A/da not_active Application Discontinuation
- 1981-11-11 EP EP81109633A patent/EP0051880B1/en not_active Expired
-
1982
- 1982-10-07 ES ES1982267672U patent/ES267672Y/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NO813801L (no) | 1982-05-13 |
ES267672Y (es) | 1983-11-16 |
ES8308501A1 (es) | 1983-10-01 |
DE3170186D1 (en) | 1985-05-30 |
EP0051880B1 (en) | 1985-04-24 |
DK499981A (da) | 1982-05-13 |
EP0051880A3 (en) | 1983-01-26 |
KR830007274A (ko) | 1983-10-19 |
BR8107269A (pt) | 1982-07-27 |
JPS57107826A (en) | 1982-07-05 |
ES507033A0 (es) | 1983-10-01 |
EP0051880A2 (en) | 1982-05-19 |
CA1161232A (en) | 1984-01-31 |
IN156554B (es) | 1985-08-31 |
AR225850A1 (es) | 1982-04-30 |
US4329313A (en) | 1982-05-11 |
AU7691581A (en) | 1982-05-20 |
ZA817480B (en) | 1982-10-27 |
FI813514L (fi) | 1982-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1K | Utility model lapsed |
Effective date: 20001009 |