DE3586117D1 - Herstellung von polyethylenmorphologien total verschmolzener teilchen ultrahohen molekulargewichts und mit ausgezeichneter mechanischer leistung. - Google Patents

Herstellung von polyethylenmorphologien total verschmolzener teilchen ultrahohen molekulargewichts und mit ausgezeichneter mechanischer leistung.

Info

Publication number
DE3586117D1
DE3586117D1 DE8585901692T DE3586117T DE3586117D1 DE 3586117 D1 DE3586117 D1 DE 3586117D1 DE 8585901692 T DE8585901692 T DE 8585901692T DE 3586117 T DE3586117 T DE 3586117T DE 3586117 D1 DE3586117 D1 DE 3586117D1
Authority
DE
Germany
Prior art keywords
ultra
stock
polyethylene
morphologies
manufacturing
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 - Fee Related
Application number
DE8585901692T
Other languages
English (en)
Inventor
Anagnostis E Zachariades
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.)
International Business Machines Corp
Original Assignee
Anagnostis E Zachariades
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 Anagnostis E Zachariades filed Critical Anagnostis E Zachariades
Application granted granted Critical
Publication of DE3586117D1 publication Critical patent/DE3586117D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/52—Heating or cooling
    • 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
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/18—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets by squeezing between surfaces, e.g. rollers
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2210/0014—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol
    • 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
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/25—Solid
    • B29K2105/251—Particles, powder or granules
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0041—Crystalline
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0045—Isotropic
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0088—Molecular weight
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/753—Medical equipment; Accessories therefor
    • B29L2031/7532—Artificial members, protheses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S528/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S528/92—Polymers useful for replacing hard animal tissues, e.g. dentures, bones
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Materials For Medical Uses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Prostheses (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
DE8585901692T 1984-03-06 1985-03-05 Herstellung von polyethylenmorphologien total verschmolzener teilchen ultrahohen molekulargewichts und mit ausgezeichneter mechanischer leistung. Expired - Fee Related DE3586117D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US58679684A 1984-03-06 1984-03-06
US06/667,020 US4587163A (en) 1984-03-06 1984-11-01 Preparation of ultra high molecular weight polyethylene morphologies of totally fused particles with superior mechanical performance
PCT/US1985/000344 WO1985003901A1 (en) 1984-03-06 1985-03-05 The preparation of ultra high molecular weight polyethylene morphologies of totally fused particles with superior mechanical performance

Publications (1)

Publication Number Publication Date
DE3586117D1 true DE3586117D1 (de) 1992-07-02

Family

ID=27079813

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585901692T Expired - Fee Related DE3586117D1 (de) 1984-03-06 1985-03-05 Herstellung von polyethylenmorphologien total verschmolzener teilchen ultrahohen molekulargewichts und mit ausgezeichneter mechanischer leistung.

Country Status (6)

Country Link
US (1) US4587163A (de)
EP (1) EP0177552B1 (de)
AT (1) ATE76604T1 (de)
AU (1) AU4067085A (de)
DE (1) DE3586117D1 (de)
WO (1) WO1985003901A1 (de)

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JPS6190705A (ja) * 1984-10-09 1986-05-08 Terumo Corp 中空糸膜の製造方法
FR2578780B1 (fr) * 1985-03-12 1987-08-14 Commissariat Energie Atomique Piece en polyolefine de haut poids moleculaire, notamment pour prothese articulaire, et son procede de fabrication par forgeage en matrice fermee
US4876049A (en) * 1985-11-21 1989-10-24 Nippon Petrochemicals Co., Ltd. Method for preparing molded articles of ultra-high molecular weight polyethylene
US4731084A (en) * 1986-03-14 1988-03-15 Richards Medical Company Prosthetic ligament
US5049347A (en) * 1988-11-22 1991-09-17 The University Of Pittsburgh Method for producing doubly oriented polymers
ATE70004T1 (de) * 1986-10-24 1991-12-15 Kraftanlagen Ag Verfahren und vorrichtung zur herstellung von platten, bahnen, plattenaehnlichen formteilen oder profilen aus kunststoffen.
GB2207436B (en) * 1987-07-24 1991-07-24 Nat Research And Dev Corp The Solid phase deformation process
FR2624028B1 (fr) * 1987-12-04 1992-09-11 Rossignol Sa Procede pour ameliorer les proprietes de glissement d'une semelle de ski en polyethylene haute densite en poudre, et de tres haut poids moleculaire
KR890017063A (ko) * 1988-05-04 1989-12-15 제이.유.뉴컴 사출 공정 및 장치
US5478906A (en) * 1988-12-02 1995-12-26 E. I. Du Pont De Nemours And Company Ultrahigh molecular weight linear polyethylene and articles thereof
US5030402A (en) * 1989-03-17 1991-07-09 Zachariades Anagnostis E Process for producing a new class of ultra-high-molecular-weight polyethylene orthopaedic prostheses with enhanced mechanical properties
US5037928A (en) * 1989-10-24 1991-08-06 E. I. Du Pont De Nemours And Company Process of manufacturing ultrahigh molecular weight linear polyethylene shaped articles
US5204045A (en) * 1990-06-15 1993-04-20 Symplastics Limited Process for extruding polymer shapes with smooth, unbroken surface
US5352732A (en) * 1990-08-07 1994-10-04 E. I. Du Pont De Nemours And Company Homogeneous, high modulus ultrahigh molecular weight polyethylene composites and processes for the preparation thereof
US5210130A (en) * 1990-08-07 1993-05-11 E. I. Du Pont De Nemours And Company Homogeneous, high modulus ultrahigh molecular weight polyethylene composites and processes for the preparation thereof
ATE110284T1 (de) * 1991-02-21 1994-09-15 Synthes Ag Implantat von hoher festigkeit und hohem modul bestehend aus einer filament- oder filmmasse sowie dessen herstellungsmethode.
AU8850091A (en) * 1991-07-26 1993-03-02 E.I. Du Pont De Nemours And Company Homogeneous, high modulus ultrahigh molecular weight polyethylene composites and processes for the preparation thereof
AT397207B (de) * 1991-09-26 1994-02-25 Isosport Verbundbauteile Verfahren zur herstellung eines bandförmigen skibelagsmaterials aus ultrahochmolekularem polyethylen und skibelag
DE4210351A1 (de) * 1992-03-30 1993-10-07 Hoechst Ag Verfahren zum Pelletieren von ultrahochmolekularem Polyethylen
US5505984A (en) * 1993-01-21 1996-04-09 England; Garry L. Method for forming biocompatible components using an isostatic press
US5830396A (en) * 1993-01-21 1998-11-03 Biomet, Inc. Method for processing thermoplastics, thermosets and elastomers
US5414049A (en) * 1993-06-01 1995-05-09 Howmedica Inc. Non-oxidizing polymeric medical implant
DE69525924T2 (de) 1994-09-21 2002-09-05 Bmg Inc Polyethylenguss mit ultrahohem molekulargewicht für künstliche verbindungen und verfahren zu dessen herstellung
CA2166450C (en) * 1995-01-20 2008-03-25 Ronald Salovey Chemically crosslinked ultrahigh molecular weight polyethylene for artificial human joints
GB9522477D0 (en) * 1995-11-02 1996-01-03 Howmedica Method of improving the wear quality of ultra-high molecular weight polyethylene
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
US5721334A (en) * 1996-02-16 1998-02-24 Newyork Society For The Ruptured And Crippled Maintaining The Hospital For Special Surgery Process for producing ultra-high molecular weight low modulus polyethylene shaped articles via controlled pressure and temperature and compositions and articles produced therefrom
EP0935446B1 (de) 1996-07-09 2007-02-07 Orthopaedic Hospital Vernetzung von polyethylen zur verringerung der abnutzung unter anwendung von strahlung und thermischer behandlung
NL1005294C2 (nl) 1997-02-17 1998-08-18 Univ Eindhoven Tech Werkwijze voor het verwerken van polyetheen met een zeer hoog molecuulgewicht (UHMWPE) van ten minste 400.000 door verwarmen onder verhoogde druk en daarna afkoelen, aldus verkregen UHMWPE en een biomedische toepassing hiervan.
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
US6121413A (en) * 1999-04-30 2000-09-19 Burstein; Albert H. Heat treatment of ultra high molecular weight polyethylene
US6395799B1 (en) 2000-02-21 2002-05-28 Smith & Nephew, Inc. Electromagnetic and mechanical wave energy treatments of UHMWPE
WO2003059200A1 (en) * 2002-01-04 2003-07-24 Massachusetts General Hospital A high modulus crosslinked polyethylene with reduced residual free radical concentration prepared below the melt
AU2003202796B2 (en) * 2002-01-29 2008-09-11 Plus Orthopedics Ag Sintering ultrahigh molecular weight polyethylene
CA2429930C (en) 2002-06-06 2008-10-14 Howmedica Osteonics Corp. Sequentially cross-linked polyethylene
US7344672B2 (en) 2004-10-07 2008-03-18 Biomet Manufacturing Corp. Solid state deformation processing of crosslinked high molecular weight polymeric materials
US7547405B2 (en) 2004-10-07 2009-06-16 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
US7538379B1 (en) * 2005-06-15 2009-05-26 Actel Corporation Non-volatile two-transistor programmable logic cell and array layout
CN101616782A (zh) * 2006-10-30 2009-12-30 施乐辉骨科用品股份公司 包括交联聚乙烯或使用已交联聚乙烯的方法
US8641959B2 (en) 2007-07-27 2014-02-04 Biomet Manufacturing, Llc Antioxidant doping of crosslinked polymers to form non-eluting bearing components
US8133436B2 (en) 2008-08-05 2012-03-13 Howmedica Osteonics Corp. Polyethylene cross-linked with an anthocyanin
US8883302B2 (en) * 2008-10-23 2014-11-11 Polteco, Inc. Abrasion resistant cords and ropes
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EP2931810A4 (de) 2012-12-13 2016-11-23 Reliance Ind Ltd Verarbeitungsleichtes ultrahochmolekulares polyethylen und verfahren zur herstellung davon
US9586370B2 (en) 2013-08-15 2017-03-07 Biomet Manufacturing, Llc Method for making ultra high molecular weight polyethylene

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US4116892A (en) * 1975-03-31 1978-09-26 Biax-Fiberfilm Corporation Process for stretching incremental portions of an orientable thermoplastic substrate and product thereof
US4055862A (en) * 1976-01-23 1977-11-01 Zimmer Usa, Inc. Human body implant of graphitic carbon fiber reinforced ultra-high molecular weight polyethylene
US4246390A (en) * 1980-04-21 1981-01-20 American Hoechst Corporation Molding powder of ultra-high molecular weight polyethylene and process for its preparation
ZA813915B (en) * 1980-06-25 1982-06-30 Hoechst Co American Injection molding and extrusion of ultra-high molecular weight polyethylene
JPS6058010B2 (ja) * 1981-04-14 1985-12-18 三井化学株式会社 射出圧縮成形方法

Also Published As

Publication number Publication date
US4587163B1 (de) 1990-04-03
EP0177552A4 (de) 1987-11-30
AU4067085A (en) 1985-09-24
ATE76604T1 (de) 1992-06-15
WO1985003901A1 (en) 1985-09-12
EP0177552B1 (de) 1992-05-27
US4587163A (en) 1986-05-06
EP0177552A1 (de) 1986-04-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: INTERNATIONAL BUSINESS MACHINES CORP., THORNWOOD,

8381 Inventor (new situation)

Free format text: ZACHARIADES, ANAGNOSTIS E., HILLSBOROUGH, CALIF., US

8339 Ceased/non-payment of the annual fee