DE69333755D1 - Verwendung eines beschichteten Polytetrafluorethylengegenstandes für Kleidung - Google Patents

Verwendung eines beschichteten Polytetrafluorethylengegenstandes für Kleidung

Info

Publication number
DE69333755D1
DE69333755D1 DE69333755T DE69333755T DE69333755D1 DE 69333755 D1 DE69333755 D1 DE 69333755D1 DE 69333755 T DE69333755 T DE 69333755T DE 69333755 T DE69333755 T DE 69333755T DE 69333755 D1 DE69333755 D1 DE 69333755D1
Authority
DE
Germany
Prior art keywords
article
clothing
coated polytetrafluoroethylene
polytetrafluoroethylene article
coated
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
DE69333755T
Other languages
English (en)
Other versions
DE69333755T2 (de
Inventor
Shen Wu
W Kaler
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.)
WL Gore and Associates Inc
Original Assignee
WL Gore and Associates Inc
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 WL Gore and Associates Inc filed Critical WL Gore and Associates Inc
Publication of DE69333755D1 publication Critical patent/DE69333755D1/de
Application granted granted Critical
Publication of DE69333755T2 publication Critical patent/DE69333755T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D67/00Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0081After-treatment of organic or inorganic membranes
    • B01D67/0088Physical treatment with compounds, e.g. swelling, coating or impregnation
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00Materials specially adapted for outerwear
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/08Filter cloth, i.e. woven, knitted or interlaced material
    • B01D39/083Filter cloth, i.e. woven, knitted or interlaced material of organic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D39/00Filtering material for liquid or gaseous fluids
    • B01D39/14Other self-supporting filtering material ; Other filtering material
    • B01D39/16Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1692Other shaped material, e.g. perforated or porous sheets
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F20/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide or nitrile thereof
    • C08F20/02Monocarboxylic acids having less than ten carbon atoms, Derivatives thereof
    • C08F20/10Esters
    • C08F20/22Esters containing halogen
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04Coating
    • C08J7/0427Coating with only one layer of a composition containing a polymer binder
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D133/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
    • C09D133/04Homopolymers or copolymers of esters
    • C09D133/14Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
    • C09D133/16Homopolymers or copolymers of esters containing halogen atoms
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/263Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
    • D06M15/277Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof containing fluorine
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/285Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acid amides or imides
    • D06M15/295Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acid amides or imides containing fluorine
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/356Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms
    • D06M15/3562Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms containing nitrogen
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/564Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
    • D06M15/576Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them containing fluorine
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M23/00Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
    • D06M23/08Processes in which the treating agent is applied in powder or granular form
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N3/00Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
    • D06N3/04Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06N3/047Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds with fluoropolymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04Additives and treatments of the filtering material
    • B01D2239/0414Surface modifiers, e.g. comprising ion exchange groups
    • B01D2239/0428Rendering the filter material hydrophobic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04Additives and treatments of the filtering material
    • B01D2239/0471Surface coating material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2239/00Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/12Special parameters characterising the filtering material
    • B01D2239/1241Particle diameter
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08J2327/18Homopolymers or copolymers of tetrafluoroethylene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2433/00Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2205/00Condition, form or state of the materials
    • D06N2205/02Dispersion
    • D06N2205/023Emulsion, aqueous dispersion, latex
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06NWALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N2205/00Condition, form or state of the materials
    • D06N2205/10Particulate form, e.g. powder, granule
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/249921Web or sheet containing structurally defined element or component
    • Y10T428/249953Composite having voids in a component [e.g., porous, cellular, etc.]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/26Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/269Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension including synthetic resin or polymer layer or component

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Paints Or Removers (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Laminated Bodies (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Materials For Medical Uses (AREA)
DE1993633755 1993-03-26 1993-09-20 Verwendung eines beschichteten Polytetrafluorethylengegenstandes für Kleidung Expired - Lifetime DE69333755T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3857393A 1993-03-26 1993-03-26
US38573 1993-03-26

Publications (2)

Publication Number Publication Date
DE69333755D1 true DE69333755D1 (de) 2005-03-17
DE69333755T2 DE69333755T2 (de) 2006-03-30

Family

ID=21900696

Family Applications (4)

Application Number Title Priority Date Filing Date
DE19934397309 Expired - Lifetime DE4397309B4 (de) 1993-03-26 1993-09-20 Beschichteter Gegenstand und Verfahren zu dessen Herstellung
DE1993633755 Expired - Lifetime DE69333755T2 (de) 1993-03-26 1993-09-20 Verwendung eines beschichteten Polytetrafluorethylengegenstandes für Kleidung
DE69324605T Expired - Lifetime DE69324605T2 (de) 1993-03-26 1993-09-20 Verfahren zur herstellung von beschichteten gegenständen und deren verwendung
DE4397309T Pending DE4397309T1 (de) 1993-03-26 1993-09-20 Mikroemulsionspolymerisationssysteme und daraus hergestellte beschichtete Materialien

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19934397309 Expired - Lifetime DE4397309B4 (de) 1993-03-26 1993-09-20 Beschichteter Gegenstand und Verfahren zu dessen Herstellung

Family Applications After (2)

Application Number Title Priority Date Filing Date
DE69324605T Expired - Lifetime DE69324605T2 (de) 1993-03-26 1993-09-20 Verfahren zur herstellung von beschichteten gegenständen und deren verwendung
DE4397309T Pending DE4397309T1 (de) 1993-03-26 1993-09-20 Mikroemulsionspolymerisationssysteme und daraus hergestellte beschichtete Materialien

Country Status (12)

Country Link
US (3) US5385694A (de)
EP (2) EP0690881B1 (de)
JP (1) JPH08511040A (de)
AT (2) ATE179187T1 (de)
AU (1) AU681598B2 (de)
CA (1) CA2156527C (de)
DE (4) DE4397309B4 (de)
ES (1) ES2237810T3 (de)
GB (1) GB2291063B (de)
HU (1) HU216325B (de)
SE (1) SE514801C2 (de)
WO (1) WO1994022928A1 (de)

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US5829057A (en) * 1994-03-24 1998-11-03 Robert T. Gunn Low friction outer apparel
US5590420A (en) * 1994-03-24 1997-01-07 Gunn; Robert T. Low friction apparel
US5523346A (en) * 1994-06-10 1996-06-04 W. L. Gore & Associates, Inc. Seeded microemulsion polymerization for the production of small polymer particles
JP3758693B2 (ja) * 1994-09-30 2006-03-22 ジャパンゴアテックス株式会社 加湿膜及びその製法
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US5811167A (en) * 1996-01-25 1998-09-22 W. L. Gore & Associates, Inc. Packaged insulation and method of making same
EP0907507B1 (de) * 1996-06-25 2002-12-11 W.L. GORE & ASSOCIATES GmbH Flexible wasser- und ölabweissende verbundstoffe
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US6495624B1 (en) * 1997-02-03 2002-12-17 Cytonix Corporation Hydrophobic coating compositions, articles coated with said compositions, and processes for manufacturing same
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EP0856262B1 (de) 2005-02-09
HU9502408D0 (en) 1995-10-30
US5539047A (en) 1996-07-23
DE4397309B4 (de) 2006-10-26
ES2237810T3 (es) 2005-08-01
HUT72424A (en) 1996-04-29
GB2291063A (en) 1996-01-17
US5376441A (en) 1994-12-27
GB2291063B (en) 1997-11-05
SE9503228D0 (sv) 1995-09-18
EP0690881A1 (de) 1996-01-10
JPH08511040A (ja) 1996-11-19
SE9503228L (sv) 1995-09-18
US5385694A (en) 1995-01-31
DE4397309T1 (de) 1996-06-27
CA2156527A1 (en) 1994-10-13
ATE179187T1 (de) 1999-05-15
DE69324605D1 (de) 1999-05-27
HU216325B (hu) 1999-06-28
SE514801C2 (sv) 2001-04-23
AU681598B2 (en) 1997-09-04
WO1994022928A1 (en) 1994-10-13
GB9519422D0 (en) 1995-11-22
DE69333755T2 (de) 2006-03-30
EP0690881B1 (de) 1999-04-21
EP0856262A1 (de) 1998-08-05
DE69324605T2 (de) 1999-08-26
CA2156527C (en) 1999-01-12
AU4930693A (en) 1994-10-24
ATE288688T1 (de) 2005-02-15

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