WO2004106391A1 - Materiau a base polymere - Google Patents

Materiau a base polymere Download PDF

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Publication number
WO2004106391A1
WO2004106391A1 PCT/EP2004/003941 EP2004003941W WO2004106391A1 WO 2004106391 A1 WO2004106391 A1 WO 2004106391A1 EP 2004003941 W EP2004003941 W EP 2004003941W WO 2004106391 A1 WO2004106391 A1 WO 2004106391A1
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WO
WIPO (PCT)
Prior art keywords
polymer
based material
metal oxide
oxide particles
bis
Prior art date
Application number
PCT/EP2004/003941
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German (de)
English (en)
Inventor
Matthias Koch
Original Assignee
Merck Patent Gmbh
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
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Publication of WO2004106391A1 publication Critical patent/WO2004106391A1/fr

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    • 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
    • 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
    • A61L27/40—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
    • A61L27/44—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
    • A61L27/446—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix with other specific inorganic fillers other than those covered by A61L27/443 or A61L27/46
    • 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
    • A61L27/40—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
    • A61L27/44—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
    • A61L27/48—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix with macromolecular fillers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/20—Sliding surface consisting mainly of plastics
    • F16C33/201—Composition of the plastic
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/65922—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not
    • C08F4/65925—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually non-bridged
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2314/00—Polymer mixtures characterised by way of preparation
    • C08L2314/02—Ziegler natta catalyst
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2314/00—Polymer mixtures characterised by way of preparation
    • C08L2314/04—Philipps catalyst
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions 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; Compositions of derivatives of such polymers
    • C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions 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; Compositions of derivatives of such polymers
    • C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08L27/18—Homopolymers or copolymers or tetrafluoroethene
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/02—Plastics; Synthetic resins, e.g. rubbers comprising fillers, fibres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2208/00—Plastics; Synthetic resins, e.g. rubbers
    • F16C2208/20—Thermoplastic resins
    • F16C2208/76—Polyolefins, e.g. polyproylene [PP]
    • F16C2208/78—Polyethylene [PE], e.g. ultra-high molecular weight polyethylene [UHMWPE]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap

Definitions

  • Ziegler-Natta e.g. TiCI
  • Phillips possible.
  • the polymer matrix is created around the particles, which results in a better distribution than subsequent mixing in the extrusion process.
  • Functionalization of the metal oxide particles with nucleophilic, non-acidic compounds, for example polyethers enables the direct support of methylaluminoxane (MAO) -activatable compounds; primarily that of metallocenes.
  • the functionalized particles form a gel together with MAO through coordinative interactions.
  • the metallocene is thus bound to the support via the MAO.
  • a homogeneous distribution of carrier and polymerization-active species is achieved. After drying, the catalyst can be used directly for the polymerization.
  • Suitable zirconium compounds are, for example:
  • Suitable titanium compounds are, for example:
  • Suitable nickel compounds are, for example: (2,3-bis (2,6-diisopropylphenylimino) butane) nickel dibromide, 1,4-bis (2,6-diisopropylphenyl) acenaphthenediimine nickel dichloride, 1,4-bis (2,6 -diisopropylphenyl) acenaphthendiiminnickel dibromide.
  • Suitable palladium compounds are, for example:
  • zirconium compounds are particularly preferred, the compounds bis (cyclopentadienyl) zirconium dichloride, bis (n-butylcyclopentadienyl) zirconium dichloride, ethylene bis (4,5,6,7-tetrahydro-1-indenyl) zirconium dichloride, bis (methylcyclopentadienyl) zirconium dichloride and bis (1,3-dimethylcyclopentadienyl) zirconium dichloride are particularly preferred.
  • the compounds bis (cyclopentadienyl) zirconium dichloride, bis (n-butylcyclopentadienyl) zirconium dichloride, ethylene bis (4,5,6,7-tetrahydro-1-indenyl) zirconium dichloride, bis (methylcyclopentadienyl) zirconium dichloride and bis (1,3-dimethylcyclopentadienyl) zirconium dichloride are particularly preferred
  • Alkyl radicals have 1 to 20 carbon atoms.
  • the deactivation takes place on the one hand by the Olefin functionalization and, moreover, by treatment with aluminum alkyls, for example diisobutylaluminium hydride.
  • the metal oxide particles can also be anchored in the polymer matrix via alkyl or olefinic functions on the metal oxide surface, which are incorporated as copolymers in the polymer in order to achieve particularly good anchoring.
  • Molecules such as
  • A represents an alkoxy group, preferably ethoxy or methoxy
  • B represents the same alkoxy or alkyl group, preferably methyl
  • D represents a hydrocarbon with at least one terminal alkyl function, preferably a linear alkyl chain with terminal double bond.
  • B is used, where A is an alkoxy group, preferably ethoxy or methoxy, B is such an alkoxy or alkyl group, preferably methyl and C is a
  • the sleeve be made of the polymer-based material, - link chains and
  • prostheses with artificial joints can be due to the required compatibility with human or animal
  • the abrasion was determined with a pin-disc test bench.
  • Diameter was pressed at 20C with a constant force of 50N onto a disc made of polished stainless steel rotating at 0.95m / s.
  • Abrasion results from the loss of length of the cylinder compared to
  • the example according to the invention shows increased hardness compared to the PTFE-treated product (comparative example 3) and increased abrasion resistance compared to the untreated or the silica-treated product.
  • the product according to the invention thus combines the self-lubricating properties of the PTFE-containing materials with the hardness of silica-containing materials.

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Health & Medical Sciences (AREA)
  • Nanotechnology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Transplantation (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dermatology (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

La présente invention concerne un matériau à base polymère essentiellement composé d'une matrice polymère dans laquelle au moins un polymère fluoré est intégré, caractérisé en ce que des particules d'oxydes métalliques sont réparties de façon homogène et nanodispersée dans la matrice polymère. L'invention concerne également la fabrication et l'utilisation dudit matériau.
PCT/EP2004/003941 2003-06-02 2004-04-15 Materiau a base polymere WO2004106391A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10324892A DE10324892A1 (de) 2003-06-02 2003-06-02 Polymerbasierter Werkstoff
DE10324892.7 2003-06-02

Publications (1)

Publication Number Publication Date
WO2004106391A1 true WO2004106391A1 (fr) 2004-12-09

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DE (1) DE10324892A1 (fr)
TW (1) TW200516086A (fr)
WO (1) WO2004106391A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006117054A1 (fr) * 2005-05-02 2006-11-09 Merck Patent Gmbh Materiau composite presentant une plus grande resistance a l'usure
WO2007085328A2 (fr) * 2006-01-27 2007-08-02 Schaeffler Kg Nanomatériaux composites dans une couche de palier lisse
EP2194101A1 (fr) * 2007-09-27 2010-06-09 Taiho Kogyo Co., Ltd. Composition pour élément de glissement et élément de glissement revêtu de la composition
GB2465852A (en) * 2008-12-08 2010-06-09 Mahle Engine Systems Uk Ltd Plastics polymer-based bearing material
CN103882496A (zh) * 2014-04-16 2014-06-25 长安大学 外加电场-微弧氧化制备自封闭型ZrO2陶瓷膜的方法
WO2014117308A1 (fr) * 2013-01-30 2014-08-07 中国石油天然气股份有限公司 Catalyseur de polyoléfine à distribution large, et préparation et application de celui-ci
CN104945712A (zh) * 2015-06-23 2015-09-30 哈尔滨理工大学 阻燃聚乙烯复合材料的制备方法
WO2016094843A3 (fr) * 2014-12-12 2016-11-17 Exxonmobil Research And Engineering Company Système de catalyseur de polymérisation d'oléfine comprenant un support à base d'organosilice mésoporeuse

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DE19907831A1 (de) * 1999-02-24 2000-08-31 Bayer Ag Flammwidrige thermoplastische Formmasse
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EP0037297A1 (fr) * 1980-03-20 1981-10-07 COMPAGNIE INTERNATIONALE POUR L'INFORMATIQUE CII - HONEYWELL BULL (dite CII-HB) Poudre pour le développement d'images latentes et son procédé de fabrication
EP0049720A1 (fr) * 1980-10-09 1982-04-21 National Research Development Corporation Prothèse comprenant un matériau composite
EP0374619A1 (fr) * 1983-11-14 1990-06-27 Idemitsu Kosan Company Limited Procédé de préparation de compositions à base de polyéthylène
EP0529264A2 (fr) * 1991-07-12 1993-03-03 Dentsply International, Inc. Matériau et produits autolubrifiants résistants à l'abrasion pour utilisation dans l'art dentaire
WO1993003072A1 (fr) * 1991-07-26 1993-02-18 E.I. Du Pont De Nemours And Company Composites de polyethylene homogenes, a poids moleculaire eleve et a modules eleves, et procedes de preparation desdits composites
WO1994007928A1 (fr) * 1992-10-02 1994-04-14 The Dow Chemical Company Complexes de catalyseurs supportes et homogenes utilises dans la polymerisation d'olefines
JPH06322277A (ja) * 1993-05-11 1994-11-22 Daihachi Chem Ind Co Ltd 難燃性熱可塑性樹脂組成物
WO1997028898A1 (fr) * 1996-02-07 1997-08-14 W.L. Gore & Associates, Inc. Polymeres poreux charges comprenant des agents tensioactifs et leurs procedes de fabrication
WO1999010386A1 (fr) * 1997-08-29 1999-03-04 The Dow Chemical Company Composite polymere charge homogene
JP2000051365A (ja) * 1998-08-12 2000-02-22 Hitachi Cable Ltd 内層ｐｔｆｅ複合カテーテルチューブ及びその製造方法
US6444742B1 (en) * 1998-11-26 2002-09-03 China Petrochemical Corporation Polyolefin/clay nanocomposites and process for the preparation thereof
WO2002046248A2 (fr) * 2000-12-07 2002-06-13 Univation Technologies, Llc Materiaux supports s'utilisant avec des catalyseurs de polymerisation

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WO2006117054A1 (fr) * 2005-05-02 2006-11-09 Merck Patent Gmbh Materiau composite presentant une plus grande resistance a l'usure
WO2007085328A2 (fr) * 2006-01-27 2007-08-02 Schaeffler Kg Nanomatériaux composites dans une couche de palier lisse
WO2007085328A3 (fr) * 2006-01-27 2008-02-28 Schaeffler Kg Nanomatériaux composites dans une couche de palier lisse
EP2194101A1 (fr) * 2007-09-27 2010-06-09 Taiho Kogyo Co., Ltd. Composition pour élément de glissement et élément de glissement revêtu de la composition
EP2194101A4 (fr) * 2007-09-27 2012-11-21 Taiho Kogyo Co Ltd Composition pour élément de glissement et élément de glissement revêtu de la composition
GB2465852A (en) * 2008-12-08 2010-06-09 Mahle Engine Systems Uk Ltd Plastics polymer-based bearing material
GB2525541A (en) * 2013-01-30 2015-10-28 Petrochina Co Ltd Widely distributed polyolefin catalyst, and preparation and application thereof
WO2014117308A1 (fr) * 2013-01-30 2014-08-07 中国石油天然气股份有限公司 Catalyseur de polyoléfine à distribution large, et préparation et application de celui-ci
GB2525541B (en) * 2013-01-30 2021-02-10 Petrochina Co Ltd Widely distributed polyolefin catalyst, and preparation and application thereof
CN103882496A (zh) * 2014-04-16 2014-06-25 长安大学 外加电场-微弧氧化制备自封闭型ZrO2陶瓷膜的方法
CN103882496B (zh) * 2014-04-16 2016-04-06 长安大学 外加电场-微弧氧化制备自封闭型ZrO2陶瓷膜的方法
WO2016094843A3 (fr) * 2014-12-12 2016-11-17 Exxonmobil Research And Engineering Company Système de catalyseur de polymérisation d'oléfine comprenant un support à base d'organosilice mésoporeuse
US10294312B2 (en) 2014-12-12 2019-05-21 Exxonmobil Research And Engineering Company Olefin polymerization catalyst system comprising mesoporous organosilica support
CN104945712A (zh) * 2015-06-23 2015-09-30 哈尔滨理工大学 阻燃聚乙烯复合材料的制备方法

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