ATE145854T1 - Verfahren und vorrichtung zur herstellung von extrudaten aus ultrahochmolekularem polyethylen - Google Patents

Verfahren und vorrichtung zur herstellung von extrudaten aus ultrahochmolekularem polyethylen

Info

Publication number
ATE145854T1
ATE145854T1 AT93115306T AT93115306T ATE145854T1 AT E145854 T1 ATE145854 T1 AT E145854T1 AT 93115306 T AT93115306 T AT 93115306T AT 93115306 T AT93115306 T AT 93115306T AT E145854 T1 ATE145854 T1 AT E145854T1
Authority
AT
Austria
Prior art keywords
high molecular
ultra high
molecular polyethylene
producing extrudates
profiles
Prior art date
Application number
AT93115306T
Other languages
German (de)
English (en)
Inventor
Meinhard Gusik
Rudolf Dipl-Ing Kellersohn
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Application granted granted Critical
Publication of ATE145854T1 publication Critical patent/ATE145854T1/de

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
    • B29C48/625—Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • 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
    • B29C48/03—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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
    • 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
    • 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
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0658—PE, i.e. polyethylene characterised by its molecular weight
    • B29K2023/0683—UHMWPE, i.e. ultra high molecular weight polyethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
AT93115306T 1992-10-01 1993-09-23 Verfahren und vorrichtung zur herstellung von extrudaten aus ultrahochmolekularem polyethylen ATE145854T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4232988A DE4232988A1 (de) 1992-10-01 1992-10-01 Verfahren und Vorrichtung zur Herstellung von Extrudaten aus ultrahochmolekularem Polyethylen

Publications (1)

Publication Number Publication Date
ATE145854T1 true ATE145854T1 (de) 1996-12-15

Family

ID=6469364

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93115306T ATE145854T1 (de) 1992-10-01 1993-09-23 Verfahren und vorrichtung zur herstellung von extrudaten aus ultrahochmolekularem polyethylen

Country Status (15)

Country Link
US (1) US5449484A (esLanguage)
EP (1) EP0590507B1 (esLanguage)
JP (1) JPH0790589B2 (esLanguage)
KR (1) KR940008856A (esLanguage)
AT (1) ATE145854T1 (esLanguage)
AU (1) AU664309B2 (esLanguage)
BR (1) BR9303879A (esLanguage)
CA (1) CA2106820C (esLanguage)
DE (2) DE4232988A1 (esLanguage)
DK (1) DK0590507T3 (esLanguage)
ES (1) ES2097412T3 (esLanguage)
PL (1) PL173458B1 (esLanguage)
SG (1) SG44817A1 (esLanguage)
TW (1) TW259749B (esLanguage)
ZA (1) ZA937098B (esLanguage)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0657268B1 (de) * 1993-11-05 1999-05-26 Battenfeld GmbH Verfahren und Vorrichtung zum Spritzgiessen von mehrschichtigen Gegenständen
FI965182A7 (fi) 1996-04-04 1997-10-05 Conenor Oy Menetelmä ja laite puristetun muovituotteen tekemiseksi ja muovituote
US5573331A (en) * 1995-09-08 1996-11-12 Lin; Ping H. Multiple-stage screw for blending materials
US6712495B2 (en) * 2001-11-20 2004-03-30 E. I. Du Pont De Nemours And Company Mixing apparatus
DE10217232B4 (de) * 2002-04-18 2004-08-19 Ticona Gmbh Verfahren zur Herstellung gefüllter Granulate aus Polyethylenen hohen bzw. ultrahohen Molekulargewichts
US7758797B2 (en) * 2006-07-21 2010-07-20 Quadrant Epp Ag Production of UHMWPE sheet materials
US7758796B2 (en) * 2006-07-21 2010-07-20 Quadrant Epp Ag Production of UHMWPE sheet materials
US7736579B2 (en) * 2006-07-21 2010-06-15 Quadrant Epp Ag Production of UHMWPE sheet materials
US7803450B2 (en) * 2006-07-21 2010-09-28 Quadrant Epp Ag Production of UHMWPE sheet materials
WO2013034582A1 (en) * 2011-09-05 2013-03-14 Stichting Dutch Polymer Institute Process for the melt extrusion of ultra high molecular weight polyethylene
KR101332980B1 (ko) * 2011-12-27 2013-11-25 김영수 차상위 초고분자폴리에틸렌의 압출방법
SK6879Y1 (sk) 2013-04-02 2014-09-04 Konstrukta Industry A S Dekompresná závitovka na spracovanie kaučukových zmesí
KR101665531B1 (ko) * 2015-12-18 2016-10-24 홍국선 3d프린터용 익스트루더 및 이를 포함하는 3d프린터
CN110126233A (zh) * 2019-05-05 2019-08-16 北京化工大学 一种高剪切界面倍增器
NL2023518B1 (en) 2019-07-17 2021-02-22 Tekalen Holding Verwaltungs Gmbh A method for continuously manufacturing UHMWPE products
EP3848178B1 (de) * 2020-01-08 2022-03-09 Novoplast Schlauchtechnik GmbH Verfahren zur herstellung von kunststoffschläuchen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3486192A (en) * 1967-03-24 1969-12-30 Union Carbide Corp Apparatus for extrusion of thermoplastics
US3650652A (en) * 1970-05-05 1972-03-21 Feed Screws Inc Apparatus for extruding plastic material
DE2311946A1 (de) * 1973-03-07 1974-09-19 Siemens Ag Schneckenpresse zur verarbeitung vernetzbarer olefinpolymerisate
DE2346032A1 (de) * 1973-09-10 1975-03-20 Siemens Ag Schneckenpresse mit verbessertem einzugverhalten
JPS57128209A (en) * 1981-01-26 1982-08-09 Toyobo Co Ltd Uniform dispersing method
JPS6153216A (ja) * 1984-08-23 1986-03-17 Rikagaku Kenkyusho 高血圧症予防治療剤
US4733970A (en) * 1985-09-09 1988-03-29 Sterling Extruder Corporation Extruder screw
DE3915603C1 (esLanguage) * 1989-05-12 1990-03-15 Basf Ag, 6700 Ludwigshafen, De
US4994223A (en) * 1989-06-16 1991-02-19 Bomatic, Inc. Extruder screw and method for the extrusion of thermally sensitive thermoplastic materials
FR2669260B1 (fr) * 1990-11-21 1994-07-22 Conditionnement Ind Sa Vis d'extrudeuse pour le polyethylene.
GB9027699D0 (en) * 1990-12-20 1991-02-13 Univ Toronto Process for the continuous production of high modulus articles from polyethylene
TW254883B (esLanguage) * 1991-04-03 1995-08-21 Mitsui Petroleum Chemicals Ind

Also Published As

Publication number Publication date
BR9303879A (pt) 1994-04-12
JPH0790589B2 (ja) 1995-10-04
ZA937098B (en) 1994-07-21
PL173458B1 (pl) 1998-03-31
DE59304662D1 (de) 1997-01-16
DE4232988A1 (de) 1994-04-07
DK0590507T3 (da) 1996-12-23
KR940008856A (ko) 1994-05-16
JPH06198714A (ja) 1994-07-19
CA2106820A1 (en) 1994-04-02
EP0590507B1 (de) 1996-12-04
ES2097412T3 (es) 1997-04-01
PL300489A1 (en) 1994-04-05
TW259749B (esLanguage) 1995-10-11
AU664309B2 (en) 1995-11-09
US5449484A (en) 1995-09-12
EP0590507A1 (de) 1994-04-06
CA2106820C (en) 1996-11-12
AU4869393A (en) 1994-04-14
SG44817A1 (en) 1997-12-19

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Legal Events

Date Code Title Description
EEIH Change in the person of patent owner
REN Ceased due to non-payment of the annual fee