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DK57795A - Lineært polyethylen med ultrahøj molekylvægt og fremgangsmåde til dets fremstilling - Google Patents

Lineært polyethylen med ultrahøj molekylvægt og fremgangsmåde til dets fremstilling Download PDF

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Publication number
DK57795A
DK57795A DK057795A DK57795A DK57795A DK 57795 A DK57795 A DK 57795A DK 057795 A DK057795 A DK 057795A DK 57795 A DK57795 A DK 57795A DK 57795 A DK57795 A DK 57795A
Authority
DK
Denmark
Prior art keywords
molecular weight
preparation
high molecular
weight polyethylene
linear ultra
Prior art date
Application number
DK057795A
Other languages
English (en)
Other versions
DK171480B1 (da
Inventor
Jr Edward George Howard
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of DK57795A publication Critical patent/DK57795A/da
Application granted granted Critical
Publication of DK171480B1 publication Critical patent/DK171480B1/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/16—Macromolecular materials obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • 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
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/3094—Designing or manufacturing processes
    • 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
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/30—Joints
    • A61F2/32—Joints for the hip
    • A61F2/34—Acetabular cups
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Epidemiology (AREA)
  • Dermatology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Vascular Medicine (AREA)
  • Materials For Medical Uses (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Prostheses (AREA)
  • Laminated Bodies (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Polyethers (AREA)
DK057795A 1988-12-02 1995-05-19 Lineært polyethylen med ultrahøj molekylvægt, genstand bestående heraf og fremgangsmåde til fremstilling af genstanden DK171480B1 (da)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US27891388A 1988-12-02 1988-12-02
US27891388 1988-12-02
US28857788A 1988-12-22 1988-12-22
US28857788 1988-12-22
US42691689A 1989-10-24 1989-10-24
US42691689 1989-10-24

Publications (2)

Publication Number Publication Date
DK57795A true DK57795A (da) 1995-05-19
DK171480B1 DK171480B1 (da) 1996-11-18

Family

ID=27403027

Family Applications (2)

Application Number Title Priority Date Filing Date
DK104391A DK171157B1 (da) 1988-12-02 1991-05-31 Lineært polyethylen med ultrahøj molekylvægt, genstand bestående heraf og fremgangsmåde til fremstilling af genstanden
DK057795A DK171480B1 (da) 1988-12-02 1995-05-19 Lineært polyethylen med ultrahøj molekylvægt, genstand bestående heraf og fremgangsmåde til fremstilling af genstanden

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK104391A DK171157B1 (da) 1988-12-02 1991-05-31 Lineært polyethylen med ultrahøj molekylvægt, genstand bestående heraf og fremgangsmåde til fremstilling af genstanden

Country Status (9)

Country Link
EP (2) EP0446300B1 (da)
JP (1) JPH04502028A (da)
AT (1) ATE138810T1 (da)
BR (1) BR8907794A (da)
CA (1) CA2004454A1 (da)
DE (1) DE68926624T2 (da)
DK (2) DK171157B1 (da)
ES (1) ES2087147T3 (da)
WO (1) WO1990006139A1 (da)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5478906A (en) * 1988-12-02 1995-12-26 E. I. Du Pont De Nemours And Company Ultrahigh molecular weight linear polyethylene and articles thereof
NL9001847A (nl) * 1990-08-21 1992-03-16 Stamicarbon Prothese uit polyetheen gevuld met een anorganische vulstof.
ATE155336T1 (de) * 1991-11-27 1997-08-15 Du Pont Ultrahochmolekulares lineares polyaethylen und verfahren zur herstellung
US5807407A (en) * 1992-05-04 1998-09-15 Biomet, Inc. Medical implant device and method for making same
US5382643A (en) * 1992-06-23 1995-01-17 E. I. Du Pont De Nemours And Company Annealed linear high density polyethylene and preparation thereof
US5468842A (en) * 1992-06-23 1995-11-21 E. I. Du Pont De Nemours And Company Annealed linear high density polyethylene and preparation thereof
US5505984A (en) * 1993-01-21 1996-04-09 England; Garry L. Method for forming biocompatible components using an isostatic press
US5414049A (en) * 1993-06-01 1995-05-09 Howmedica Inc. Non-oxidizing polymeric medical implant
CA2166450C (en) 1995-01-20 2008-03-25 Ronald Salovey Chemically crosslinked ultrahigh molecular weight polyethylene for artificial human joints
EP1563857A3 (en) * 1996-02-13 2008-06-04 Massachusetts Institute Of Technology Radiation and melt treated ultra high molecular weight polyethylene prosthetic devices
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
US5879400A (en) 1996-02-13 1999-03-09 Massachusetts Institute Of Technology Melt-irradiated ultra high molecular weight polyethylene prosthetic devices
US6036676A (en) * 1996-05-03 2000-03-14 Baxter International Inc. Surface modified polymeric material formulation
CA2260241C (en) 1996-07-09 2010-09-14 The Orthopaedic Hospital Crosslinking of polyethylene for low wear using radiation and thermal treatments
US6228900B1 (en) 1996-07-09 2001-05-08 The Orthopaedic Hospital And University Of Southern California Crosslinking of polyethylene for low wear using radiation and thermal treatments
US6017975A (en) 1996-10-02 2000-01-25 Saum; Kenneth Ashley Process for medical implant of cross-linked ultrahigh molecular weight polyethylene having improved balance of wear properties and oxidation resistance
US6692679B1 (en) 1998-06-10 2004-02-17 Depuy Orthopaedics, Inc. Cross-linked molded plastic bearings
JP2000119453A (ja) * 1998-10-14 2000-04-25 Sekisui Chem Co Ltd ポリオレフィン樹脂成形体およびその製造方法
US6627141B2 (en) 1999-06-08 2003-09-30 Depuy Orthopaedics, Inc. Method for molding a cross-linked preform
US6245276B1 (en) 1999-06-08 2001-06-12 Depuy Orthopaedics, Inc. Method for molding a cross-linked preform
US6184265B1 (en) 1999-07-29 2001-02-06 Depuy Orthopaedics, Inc. Low temperature pressure stabilization of implant component
WO2001045595A2 (en) 1999-12-17 2001-06-28 Cartificial A/S A prosthetic device
AU6108301A (en) 2000-04-27 2001-11-07 Orthopaedic Hospital Oxidation-resistant and wear-resistant polyethylenes for human joint replacements and methods for making them
WO2002009615A2 (en) 2000-07-31 2002-02-07 Massachusetts General Hospital Acetabular components that decrease risks of dislocation
US6818172B2 (en) 2000-09-29 2004-11-16 Depuy Products, Inc. Oriented, cross-linked UHMWPE molding for orthopaedic applications
US7186364B2 (en) 2002-01-28 2007-03-06 Depuy Products, Inc. Composite prosthetic bearing constructed of polyethylene and an ethylene-acrylate copolymer and method for making the same
US7819925B2 (en) 2002-01-28 2010-10-26 Depuy Products, Inc. Composite prosthetic bearing having a crosslinked articulating surface and method for making the same
CA2429930C (en) 2002-06-06 2008-10-14 Howmedica Osteonics Corp. Sequentially cross-linked polyethylene
JP5122126B2 (ja) 2003-01-16 2013-01-16 ザ・ジェネラル・ホスピタル・コーポレイション 耐酸化性ポリマー物質の製造方法
US7938861B2 (en) 2003-04-15 2011-05-10 Depuy Products, Inc. Implantable orthopaedic device and method for making the same
US7833452B2 (en) 2004-05-11 2010-11-16 The General Hospital Corporation Method for making oxidation resistant polymeric material
US7384430B2 (en) 2004-06-30 2008-06-10 Depuy Products, Inc. Low crystalline polymeric material for orthopaedic implants and an associated method
US7879275B2 (en) 2004-12-30 2011-02-01 Depuy Products, Inc. Orthopaedic bearing and method for making the same
US7883653B2 (en) 2004-12-30 2011-02-08 Depuy Products, Inc. Method of making an implantable orthopaedic bearing
US7896921B2 (en) 2004-12-30 2011-03-01 Depuy Products, Inc. Orthopaedic bearing and method for making the same
EP1890864B1 (en) 2005-06-14 2015-12-30 OMNIlife science, Inc. Crosslinked polyethylene article
EP2623287A4 (en) * 2010-09-30 2014-10-22 Sekisui Chemical Co Ltd MATERIAL OF HIGH POLYMER CONTENT AND MANUFACTURING METHOD THEREFOR
JP6753867B2 (ja) 2015-05-07 2020-09-09 フイナ・テクノロジー・インコーポレーテツドＦｉｎａ Ｔｅｃｈｎｏｌｏｇｙ， Ｉｎｃｏｒｐｏｒａｔｅｄ 卓越したシート押し出し熱成形能のためのポリエチレン

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4483399A (en) * 1981-02-12 1984-11-20 Colgate Stirling A Method of deep drilling
US4501327A (en) * 1982-07-19 1985-02-26 Philip Retz Split casing block-off for gas or water in oil drilling

Also Published As

Publication number Publication date
CA2004454A1 (en) 1990-06-02
DE68926624T2 (de) 1996-10-02
EP0373800B1 (en) 1994-05-25
ATE138810T1 (de) 1996-06-15
DK104391D0 (da) 1991-05-31
DK171157B1 (da) 1996-07-08
DK171480B1 (da) 1996-11-18
ES2087147T3 (es) 1996-07-16
BR8907794A (pt) 1991-08-27
JPH04502028A (ja) 1992-04-09
DE68926624D1 (de) 1996-07-11
EP0446300A1 (en) 1991-09-18
WO1990006139A1 (en) 1990-06-14
EP0373800A1 (en) 1990-06-20
EP0446300B1 (en) 1996-06-05
DK104391A (da) 1991-05-31

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