ATE54094T1 - Verfahren zum verformen im festen zustand. - Google Patents

Verfahren zum verformen im festen zustand.

Info

Publication number
ATE54094T1
ATE54094T1 AT85302534T AT85302534T ATE54094T1 AT E54094 T1 ATE54094 T1 AT E54094T1 AT 85302534 T AT85302534 T AT 85302534T AT 85302534 T AT85302534 T AT 85302534T AT E54094 T1 ATE54094 T1 AT E54094T1
Authority
AT
Austria
Prior art keywords
die
workpiece
deforming
processes
solid state
Prior art date
Application number
AT85302534T
Other languages
English (en)
Inventor
Ian Macmillan Ward
Brian Parsons
Ja Faar Bin Sahari
Original Assignee
Nat Res Dev
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 Nat Res Dev filed Critical Nat Res Dev
Application granted granted Critical
Publication of ATE54094T1 publication Critical patent/ATE54094T1/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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/30—Drawing through a die
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • 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
    • 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
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • 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
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/12—Use of polyvinylhalogenides or derivatives thereof as moulding material containing fluorine
    • B29K2027/18—PTFE, i.e. polytetrafluoroethylene, e.g. ePTFE, i.e. expanded polytetrafluoroethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Materials For Medical Uses (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Peptides Or Proteins (AREA)
  • Saccharide Compounds (AREA)
AT85302534T 1984-04-13 1985-04-11 Verfahren zum verformen im festen zustand. ATE54094T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8409656 1984-04-13
EP85302534A EP0161802B1 (de) 1984-04-13 1985-04-11 Verfahren zum Verformen im festen Zustand

Publications (1)

Publication Number Publication Date
ATE54094T1 true ATE54094T1 (de) 1990-07-15

Family

ID=10559627

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85302534T ATE54094T1 (de) 1984-04-13 1985-04-11 Verfahren zum verformen im festen zustand.

Country Status (6)

Country Link
US (1) US4938913A (de)
EP (1) EP0161802B1 (de)
JP (1) JPH0659680B2 (de)
AT (1) ATE54094T1 (de)
DE (1) DE3578399D1 (de)
GB (1) GB2157298B (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63126724A (ja) * 1986-11-17 1988-05-30 Nippon Valqua Ind Ltd フツ素樹脂製ロツドの製造方法
GB8628730D0 (en) * 1986-12-02 1987-01-07 Mackley M R Polymer forming process
GB2207436B (en) * 1987-07-24 1991-07-24 Nat Research And Dev Corp The Solid phase deformation process
GB8916231D0 (en) * 1989-07-14 1989-08-31 Evans Kenneth E Polymeric materials
US5169587A (en) * 1990-06-15 1992-12-08 Symplastics Limited Process for extruding large oriented polymer shapes
US5204045A (en) * 1990-06-15 1993-04-20 Symplastics Limited Process for extruding polymer shapes with smooth, unbroken surface
US5414049A (en) 1993-06-01 1995-05-09 Howmedica Inc. Non-oxidizing polymeric medical implant
GB9524744D0 (en) * 1995-12-04 1996-02-07 Smith & Nephew Composites
US8563623B2 (en) 1996-02-13 2013-10-22 The General Hospital Corporation Radiation melt treated ultra high molecular weight polyethylene prosthetic devices
US8865788B2 (en) 1996-02-13 2014-10-21 The General Hospital Corporation Radiation and melt treated ultra high molecular weight polyethylene prosthetic devices
DE69737325T2 (de) 1996-07-09 2007-11-22 University Of Southern California, Los Angeles Vernetzung von polyethylen zur verringerung der abnutzung unter anwendung von strahlung und thermischer behandlung
JPH10323890A (ja) * 1997-05-23 1998-12-08 Nippon Oil Co Ltd フッ素樹脂延伸成形体の製造方法
DE60028370T2 (de) 1999-04-21 2007-05-03 Howmedica Osteonics Corp. Verfahren zur herstellung einer selektiv vernetzten medizinischen prothese aus polyethylen, sowie eine dergestalt hergestellte prothese
US7807247B1 (en) * 1999-10-29 2010-10-05 Bromley Robert L Flexlock with headed pintle and conical buttressing
AU781515B2 (en) * 1999-10-29 2005-05-26 Samsonite Ip Holdings S.A.R.L. Direct forming of non-textile fabric elements from thermoplastic pellets or the like
GB0128405D0 (en) * 2001-11-27 2002-01-16 Btg Int Ltd Process for fabricating polyolefin sheet
CA2429930C (en) 2002-06-06 2008-10-14 Howmedica Osteonics Corp. Sequentially cross-linked polyethylene
CA2526504C (en) 2003-05-22 2012-04-10 Btg International Limited Process for fabricating polymeric articles
US7344672B2 (en) * 2004-10-07 2008-03-18 Biomet Manufacturing Corp. Solid state deformation processing of crosslinked high molecular weight polymeric materials
US8262976B2 (en) * 2004-10-07 2012-09-11 Biomet Manufacturing Corp. Solid state deformation processing of crosslinked high molecular weight polymeric materials
US7462318B2 (en) * 2004-10-07 2008-12-09 Biomet Manufacturing Corp. Crosslinked polymeric material with enhanced strength and process for manufacturing
KR100876457B1 (ko) * 2005-07-29 2008-12-29 주식회사 엘지화학 초음파를 이용한 고상 압출 배향법 및 이를 위한 장치
ES2344325T3 (es) * 2006-11-10 2010-08-24 Dow Global Technologies Inc. Estirado en estado solido de una composicion polimerica cargada hasta un valor estable de cavitacion y densidad.
US8641959B2 (en) * 2007-07-27 2014-02-04 Biomet Manufacturing, Llc Antioxidant doping of crosslinked polymers to form non-eluting bearing components
WO2009079206A1 (en) * 2007-12-17 2009-06-25 Dow Global Technologies Inc. Shaping die and its use in a solid state drawing process
US8658732B2 (en) * 2009-03-09 2014-02-25 Eovations, Llc Cavitated oriented polyethylene polymer composites
US9586370B2 (en) 2013-08-15 2017-03-07 Biomet Manufacturing, Llc Method for making ultra high molecular weight polyethylene

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB656300A (en) * 1948-10-01 1951-08-22 British Mechanical Prod Ltd Production of rods, tubes and the like from polytetrafluorethylene
GB1052090A (de) * 1963-08-23
GB1109871A (en) * 1964-08-10 1968-04-18 Atomic Energy Authority Uk Improvements in or relating to extrusion apparatus
US3451241A (en) * 1966-09-01 1969-06-24 Western Electric Co Methods of hydrostatic extrusion
US3507941A (en) * 1967-07-12 1970-04-21 Us Navy Process to increase strength of artificial organic materials
GB1220182A (en) * 1968-02-27 1971-01-20 Ici Ltd Reinforced thermoplastic composite materials
US3714320A (en) * 1968-09-30 1973-01-30 Shell Oil Co Cold extrusion process
GB1311885A (en) * 1969-07-01 1973-03-28 Ici Ltd Deformation of polymeric materials
JPS5017106B1 (de) * 1970-12-16 1975-06-18
GB1423138A (en) * 1972-03-04 1976-01-28 Dunlop Ltd Method of making articles
US3944536A (en) * 1973-06-18 1976-03-16 E. I. Du Pont De Nemours & Company Exceptionally rigid and tough ultrahigh molecular weight linear polyethylene
GB1480479A (en) * 1973-06-28 1977-07-20 Nat Res Dev Process for the production of polymer materials
ATE9292T1 (de) * 1979-06-06 1984-09-15 National Research Development Corporation Polymer-bearbeitung.
US4360898A (en) * 1980-06-30 1982-11-23 International Business Machines Corporation Programmable logic array system incorporating Josephson devices
SU1033591A1 (ru) * 1981-04-06 1983-08-07 Ордена Ленина Институт Химической Физики Ан Ссср Способ получени синтетических поликомпонентных волокон

Also Published As

Publication number Publication date
JPH0659680B2 (ja) 1994-08-10
GB8509237D0 (en) 1985-05-15
EP0161802A2 (de) 1985-11-21
JPS60236718A (ja) 1985-11-25
DE3578399D1 (de) 1990-08-02
US4938913A (en) 1990-07-03
EP0161802B1 (de) 1990-06-27
GB2157298A (en) 1985-10-23
EP0161802A3 (en) 1986-01-08
GB2157298B (en) 1987-11-18

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties