CA2451095A1 - Nonwoven material for low friction bearing surfaces - Google Patents
Nonwoven material for low friction bearing surfaces Download PDFInfo
- Publication number
- CA2451095A1 CA2451095A1 CA 2451095 CA2451095A CA2451095A1 CA 2451095 A1 CA2451095 A1 CA 2451095A1 CA 2451095 CA2451095 CA 2451095 CA 2451095 A CA2451095 A CA 2451095A CA 2451095 A1 CA2451095 A1 CA 2451095A1
- Authority
- CA
- Canada
- Prior art keywords
- floc
- nonwoven material
- fluoropolymer
- weight
- saturable
- 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.)
- Abandoned
Links
- 239000000463 material Substances 0.000 title claims abstract description 61
- 229920002313 fluoropolymer Polymers 0.000 claims abstract description 41
- 239000004811 fluoropolymer Substances 0.000 claims abstract description 41
- 239000004760 aramid Substances 0.000 claims abstract description 39
- 229920003235 aromatic polyamide Polymers 0.000 claims abstract description 38
- 239000011230 binding agent Substances 0.000 claims description 28
- 239000000203 mixture Substances 0.000 claims description 23
- 239000006185 dispersion Substances 0.000 claims description 21
- 229920005989 resin Polymers 0.000 claims description 21
- 239000011347 resin Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 18
- 239000011159 matrix material Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000003490 calendering Methods 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 238000000280 densification Methods 0.000 claims description 2
- 239000002657 fibrous material Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 description 33
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- -1 wool Polymers 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
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- 238000011068 loading method Methods 0.000 description 5
- 239000004809 Teflon Substances 0.000 description 4
- 229920006362 Teflon® Polymers 0.000 description 4
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- 239000001913 cellulose Substances 0.000 description 4
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- 238000004519 manufacturing process Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 4
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- 238000010292 electrical insulation Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- QZUPTXGVPYNUIT-UHFFFAOYSA-N isophthalamide Chemical compound NC(=O)C1=CC=CC(C(N)=O)=C1 QZUPTXGVPYNUIT-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
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- 229920000297 Rayon Polymers 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
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- 150000004985 diamines Chemical group 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920000098 polyolefin Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 239000011118 polyvinyl acetate Substances 0.000 description 2
- 229920002689 polyvinyl acetate Polymers 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000002964 rayon Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229920000784 Nomex Polymers 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical group 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
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- 238000004453 electron probe microanalysis Methods 0.000 description 1
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- 229920000840 ethylene tetrafluoroethylene copolymer Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000008821 health effect Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
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- 230000008018 melting Effects 0.000 description 1
- 239000004763 nomex Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 235000013824 polyphenols Nutrition 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
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- 239000002904 solvent Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004634 thermosetting polymer Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000002166 wet spinning Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
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- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/12—Organic non-cellulose fibres from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
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- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
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- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
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- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
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- D04H1/58—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
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- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/10—Organic non-cellulose fibres
- D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D21H13/26—Polyamides; Polyimides
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- 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
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- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
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- D21H17/33—Synthetic macromolecular compounds
- D21H17/46—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
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- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
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- D21H25/06—Physical treatment, e.g. heating, irradiating of impregnated or coated paper
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- 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
- F16C2208/30—Fluoropolymers
- F16C2208/32—Polytetrafluorethylene [PTFE]
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- 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
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- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
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- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2904—Staple length fiber
- Y10T428/2907—Staple length fiber with coating or impregnation
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- 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
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- Y10T428/2913—Rod, strand, filament or fiber
-
- 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
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- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2915—Rod, strand, filament or fiber including textile, cloth or fabric
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- 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
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- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2927—Rod, strand, filament or fiber including structurally defined particulate matter
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- 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
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- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
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- 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
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- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2221—Coating or impregnation is specified as water proof
- Y10T442/2254—Natural oil or wax containing
-
- 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
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- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2475—Coating or impregnation is electrical insulation-providing, -improving, or -increasing, or conductivity-reducing
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- 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
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- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/273—Coating or impregnation provides wear or abrasion resistance
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2861—Coated or impregnated synthetic organic fiber fabric
-
- 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
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/697—Containing at least two chemically different strand or fiber materials
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Paper (AREA)
- Laminated Bodies (AREA)
- Sliding-Contact Bearings (AREA)
- Artificial Filaments (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/911,528 US7015159B2 (en) | 2001-07-24 | 2001-07-24 | Nonwoven material for low friction bearing surfaces |
| US09/911,528 | 2001-07-24 | ||
| PCT/US2002/022580 WO2003010385A1 (en) | 2001-07-24 | 2002-07-17 | Nonwoven material for low friction bearing surfaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2451095A1 true CA2451095A1 (en) | 2003-02-06 |
Family
ID=25430399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2451095 Abandoned CA2451095A1 (en) | 2001-07-24 | 2002-07-17 | Nonwoven material for low friction bearing surfaces |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US7015159B2 (enExample) |
| EP (1) | EP1444397A1 (enExample) |
| JP (1) | JP4754781B2 (enExample) |
| KR (1) | KR100899062B1 (enExample) |
| CN (1) | CN100348801C (enExample) |
| BR (1) | BR0211429A (enExample) |
| CA (1) | CA2451095A1 (enExample) |
| MX (1) | MXPA04000678A (enExample) |
| TW (1) | TW591146B (enExample) |
| WO (1) | WO2003010385A1 (enExample) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10128346A1 (de) * | 2001-06-13 | 2003-03-06 | Freudenberg Carl Kg | Flachdichtung und Verfahren zu ihrer Herstellung |
| CN100344891C (zh) * | 2004-12-23 | 2007-10-24 | 大连三环复合材料技术开发有限公司 | 水润滑金属塑料轴瓦及生产方法 |
| US20060266486A1 (en) * | 2005-05-26 | 2006-11-30 | Levit Mikhail R | Electroconductive aramid paper |
| US8168039B2 (en) * | 2005-05-26 | 2012-05-01 | E. I. Du Pont De Nemours And Company | Electroconductive aramid paper and tape made therefrom |
| JP6017771B2 (ja) * | 2011-09-30 | 2016-11-02 | 株式会社河合楽器製作所 | 軸受部材の製造方法 |
| WO2015164624A1 (en) * | 2014-04-25 | 2015-10-29 | Saint-Gobain Performance Plastics Corporation | Thin low friction liners |
| EP3145993B1 (en) * | 2014-05-19 | 2021-09-29 | Arkema, Inc. | High melt flow fluoropolymer composition |
| GB201410487D0 (en) * | 2014-06-12 | 2014-07-30 | Skf Ab | Plain bearing |
| GB201410486D0 (en) * | 2014-06-12 | 2014-07-30 | Skf Ab | Bearing liner |
| GB201410485D0 (en) | 2014-06-12 | 2014-07-30 | Skf Ab | Plain bearing |
| US11242630B2 (en) * | 2016-03-23 | 2022-02-08 | Toray Fluorofibers (America), Inc. | Wettable fluoropolymer fiber material |
| US11338233B2 (en) | 2017-09-22 | 2022-05-24 | Nitto Denko Corporation | Air filter medium, filter pleat pack, and air filter unit |
| KR102629653B1 (ko) | 2018-05-28 | 2024-01-29 | 데이진 아라미드 비.브이. | 개선된 성질들을 갖는 아라미드-기반 페이퍼 |
| DE102018131931B4 (de) | 2018-12-12 | 2022-06-23 | Klüber Lubrication München Se & Co. Kg | Schmiermittelsystem zur Verminderung von Reibegeräuschen, Verfahren zu seiner Herstellung und seine Verwendung |
| JP7466565B2 (ja) * | 2019-04-05 | 2024-04-12 | アールストローム オーワイジェイ | 燃焼ガスろ過媒体 |
| CN115075057B (zh) * | 2022-07-05 | 2023-11-07 | 广东生益科技股份有限公司 | 一种低介电损耗无纺布及其制备方法和应用 |
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| US601118A (en) * | 1898-03-22 | Folding stool | ||
| US2804886A (en) | 1955-11-04 | 1957-09-03 | Charles S White | Low friction fabric material |
| US3037893A (en) | 1956-05-09 | 1962-06-05 | Charles S White | Bearing element comprising fibrous fluorocarbon |
| GB861506A (en) | 1957-05-10 | 1961-02-22 | Small & Parkes Ltd | Improvements in the production of packings, bearings and fabrics, the surface of which is required to have a low co-efficient of friction |
| US3055788A (en) | 1958-03-21 | 1962-09-25 | American Metal Prod | Method of bonding heat-hardenable backing materials to woven low friction materials |
| US3242120A (en) | 1960-03-22 | 1966-03-22 | Du Pont | Self-supporting gel shaped structures |
| US3114672A (en) | 1961-08-09 | 1963-12-17 | Du Pont | Sheet forming binder particles composed of thermoplastic polymer dispersed in a polysaccharide matrix |
| US3620903A (en) | 1962-07-06 | 1971-11-16 | Du Pont | Lightweight nonpatterned nonwoven fabric |
| US3655853A (en) | 1970-08-10 | 1972-04-11 | Du Pont | Process for producing polytetrafluoroethylene filaments |
| US3756908A (en) | 1971-02-26 | 1973-09-04 | Du Pont | Synthetic paper structures of aromatic polyamides |
| US4324574A (en) | 1980-12-19 | 1982-04-13 | E. I. Du Pont De Nemours And Company | Felt-like layered composite of PTFE and glass paper |
| US4361619A (en) | 1981-05-20 | 1982-11-30 | E. I. Du Pont De Nemours And Company | Filter of poly(tetrafluoroethylene) and glass fibers |
| US4515656A (en) * | 1981-08-28 | 1985-05-07 | E. I. Du Pont De Nemours And Company | Low density nonwoven sheets |
| US4698267A (en) | 1985-09-17 | 1987-10-06 | E. I. Du Pont De Nemours And Company | High density para-aramid papers |
| US4612237A (en) | 1985-12-13 | 1986-09-16 | E. I. Du Pont De Nemours And Company | Hydraulically entangled PTFE/glass filter felt |
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| US5409573A (en) | 1988-05-10 | 1995-04-25 | E. I. Du Pont De Nemours And Company | Composites from wet formed blends of glass and thermoplastic fibers |
| MX9204769A (es) * | 1991-08-20 | 1993-02-01 | Du Pont | Material compuesto para empaquetaduras y proceso para su fabricacion. |
| US5194484A (en) | 1991-09-25 | 1993-03-16 | E. I. Du Pont De Nemours And Company | Process for making fluoropolymer composites |
| DE69412286T2 (de) * | 1993-12-22 | 1998-12-03 | Minnesota Mining And Mfg. Co., Saint Paul, Minn. | Verwendung von blattförmigen materialien für festphasenextraktionen und festphasenreaktionen |
| WO1996029146A1 (en) | 1995-03-22 | 1996-09-26 | Minnesota Mining And Manufacturing Company | Solid phase extraction membrane |
| FR2733509B1 (fr) * | 1995-04-28 | 1997-07-04 | Bp Chemicals Snc | Composition d'antigel et fluide aqueux comprenant la composition |
| US5709798A (en) * | 1995-06-19 | 1998-01-20 | Pall Corporation | Fibrous nonwoven web |
| WO1997006204A1 (en) | 1995-08-03 | 1997-02-20 | Akzo Nobel N.V. | Fluororesin sheet, process for producing the same, and the use of same |
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| US5723081A (en) | 1996-12-20 | 1998-03-03 | E. I. Du Pont De Nemours And Company | Dispersion spinning process for polytetrafluoroethylene and related polymers |
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| JP3848990B2 (ja) * | 1997-06-17 | 2006-11-22 | 帝人テクノプロダクツ株式会社 | 積層摺動部材及びその製造方法 |
| GB9713079D0 (en) * | 1997-06-21 | 1997-08-27 | T & N Technology Ltd | Manufacture of plain bearings |
| JP3442631B2 (ja) * | 1997-11-05 | 2003-09-02 | 丸正株式会社 | 絶縁シ−ト |
| JP2000073292A (ja) * | 1998-08-24 | 2000-03-07 | Toray Ind Inc | 耐熱性紙及びその製造方法 |
| JP2000220639A (ja) * | 1998-11-24 | 2000-08-08 | Nippon Aramido Kk | 積層摺動部材及びその製造方法 |
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| JP2001049593A (ja) | 1999-07-22 | 2001-02-20 | E I Du Pont De Nemours & Co | 全芳香族合成繊維からなる繊維紙及びその製造方法及び積層板 |
-
2001
- 2001-07-24 US US09/911,528 patent/US7015159B2/en not_active Expired - Lifetime
-
2002
- 2002-07-17 MX MXPA04000678A patent/MXPA04000678A/es active IP Right Grant
- 2002-07-17 CN CNB028146751A patent/CN100348801C/zh not_active Expired - Fee Related
- 2002-07-17 KR KR1020047001007A patent/KR100899062B1/ko not_active Expired - Fee Related
- 2002-07-17 JP JP2003515722A patent/JP4754781B2/ja not_active Expired - Fee Related
- 2002-07-17 EP EP20020752373 patent/EP1444397A1/en not_active Withdrawn
- 2002-07-17 BR BR0211429A patent/BR0211429A/pt not_active IP Right Cessation
- 2002-07-17 WO PCT/US2002/022580 patent/WO2003010385A1/en not_active Ceased
- 2002-07-17 CA CA 2451095 patent/CA2451095A1/en not_active Abandoned
- 2002-07-24 TW TW91116469A patent/TW591146B/zh not_active IP Right Cessation
-
2005
- 2005-11-03 US US11/266,712 patent/US7247587B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1535344A (zh) | 2004-10-06 |
| KR100899062B1 (ko) | 2009-05-25 |
| EP1444397A1 (en) | 2004-08-11 |
| US20030022571A1 (en) | 2003-01-30 |
| TW591146B (en) | 2004-06-11 |
| JP2004536976A (ja) | 2004-12-09 |
| US20060057925A1 (en) | 2006-03-16 |
| CN100348801C (zh) | 2007-11-14 |
| BR0211429A (pt) | 2004-08-17 |
| MXPA04000678A (es) | 2004-04-05 |
| US7015159B2 (en) | 2006-03-21 |
| JP4754781B2 (ja) | 2011-08-24 |
| KR20040030845A (ko) | 2004-04-09 |
| WO2003010385A1 (en) | 2003-02-06 |
| US7247587B2 (en) | 2007-07-24 |
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| EEER | Examination request | ||
| FZDE | Discontinued |