DE60300079D1 - Eine Mischvorrichtung für einen Extruder - Google Patents

Eine Mischvorrichtung für einen Extruder

Info

Publication number
DE60300079D1
DE60300079D1 DE60300079T DE60300079T DE60300079D1 DE 60300079 D1 DE60300079 D1 DE 60300079D1 DE 60300079 T DE60300079 T DE 60300079T DE 60300079 T DE60300079 T DE 60300079T DE 60300079 D1 DE60300079 D1 DE 60300079D1
Authority
DE
Germany
Prior art keywords
primary
mixing thread
thread
mixing
mixing device
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.)
Expired - Lifetime
Application number
DE60300079T
Other languages
English (en)
Other versions
DE60300079T2 (de
Inventor
Dario Ivan Sassi
Elia Francesco Sant
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MRS Italia SRL
Original Assignee
MRS Italia SRL
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MRS Italia SRL filed Critical MRS Italia SRL
Application granted granted Critical
Publication of DE60300079D1 publication Critical patent/DE60300079D1/de
Publication of DE60300079T2 publication Critical patent/DE60300079T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
    • 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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Road Repair (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
DE60300079T 2003-03-13 2003-03-13 Eine Mischvorrichtung für einen Extruder Expired - Lifetime DE60300079T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03425153A EP1459867B1 (de) 2003-03-13 2003-03-13 Eine Mischvorrichtung für einen Extruder

Publications (2)

Publication Number Publication Date
DE60300079D1 true DE60300079D1 (de) 2004-12-02
DE60300079T2 DE60300079T2 (de) 2005-02-10

Family

ID=32799212

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60300079T Expired - Lifetime DE60300079T2 (de) 2003-03-13 2003-03-13 Eine Mischvorrichtung für einen Extruder

Country Status (7)

Country Link
US (1) US7036974B2 (de)
EP (1) EP1459867B1 (de)
AT (1) ATE278532T1 (de)
DE (1) DE60300079T2 (de)
ES (1) ES2225813T3 (de)
HK (1) HK1070020A1 (de)
PT (1) PT1459867E (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE278532T1 (de) * 2003-03-13 2004-10-15 M R S Italia S R L Eine mischvorrichtung für einen extruder
US7387426B2 (en) * 2005-11-04 2008-06-17 Glycon Corporation Extruder screw with mixing section
WO2009051280A2 (en) * 2007-10-19 2009-04-23 Tonen Chemical Corporation Extruder and process for preparing a mixture of polymer and diluent
WO2011004386A2 (en) * 2009-06-17 2011-01-13 Steer Engineering Private Limited An extruder
US10532490B2 (en) * 2016-04-06 2020-01-14 Davis-Standard, Llc Plasticating apparatus screw having grooves of varying angles and depths
CN106113457B (zh) * 2016-06-24 2018-09-18 广东金明精机股份有限公司 用于生产可降解地膜的塑料挤出机
RU178274U1 (ru) * 2017-08-10 2018-03-28 Федеральное государственное автономное образовательное учреждение высшего образования "Крымский федеральный университет имени В.И. Вернадского" Экструдер для переработки разнородных вторичных полимерных материалов

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3652064A (en) * 1968-03-22 1972-03-28 Uniroyal Englebert Ag Apparatus for conveying plastic material
DE2017580A1 (de) * 1970-04-13 1971-10-28 Barmag Barmer Maschf Schneckenstrangpresse mit einer eingängigen, eine erhöhte Scherung bewirkenden Schnecke
US3941535A (en) * 1974-10-01 1976-03-02 Street Louis F Extrusion device
CH618916A5 (de) * 1977-10-25 1980-08-29 Maillefer Sa
JPS5528868A (en) * 1978-08-24 1980-02-29 Fujikura Ltd Method of extruding plastic
JPS5780037A (en) * 1980-11-05 1982-05-19 Mitsubishi Heavy Ind Ltd High degree kneading type screw
US4752136A (en) * 1986-07-23 1988-06-21 Spirex Corporation Extruder injection apparatus and method
US5056925A (en) * 1990-06-01 1991-10-15 Scientific Process & Research, Inc. Extruder screws and method for accelerating melting in plasticating extruders
US5064293A (en) * 1990-12-28 1991-11-12 Kensaku Nakamura Rotary kneading screw
US5215764A (en) * 1991-06-10 1993-06-01 Westland Corporation Extruder mixing screw
US5318357A (en) * 1992-06-16 1994-06-07 Spirex Corporation Extruder injection apparatus
US5816698A (en) * 1996-04-15 1998-10-06 Spirex Corporation Screw and plasticating apparatus and method
US5798077A (en) * 1996-11-04 1998-08-25 Spirex Corporation Screw for plasticating apparatus and method of use
US6136246A (en) * 1997-11-07 2000-10-24 Rauwendaal Extrusion Engineering Screw extruder with improved dispersive mixing elements
US6497508B1 (en) * 2001-06-15 2002-12-24 New Castle Industries, Inc. Plasticating process, apparatus and screw with mixing
ATE278532T1 (de) * 2003-03-13 2004-10-15 M R S Italia S R L Eine mischvorrichtung für einen extruder
WO2004110725A1 (en) * 2003-06-19 2004-12-23 Husky Injection Molding Systems Ltd. Improved mixer for a plasticizing screw

Also Published As

Publication number Publication date
EP1459867B1 (de) 2004-10-06
US7036974B2 (en) 2006-05-02
EP1459867A1 (de) 2004-09-22
ES2225813T3 (es) 2005-03-16
US20040179425A1 (en) 2004-09-16
HK1070020A1 (en) 2005-06-10
DE60300079T2 (de) 2005-02-10
ATE278532T1 (de) 2004-10-15
PT1459867E (pt) 2004-12-31

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition