WO2000047689A1 - Materiau de friction - Google Patents
Materiau de friction Download PDFInfo
- Publication number
- WO2000047689A1 WO2000047689A1 PCT/JP2000/000688 JP0000688W WO0047689A1 WO 2000047689 A1 WO2000047689 A1 WO 2000047689A1 JP 0000688 W JP0000688 W JP 0000688W WO 0047689 A1 WO0047689 A1 WO 0047689A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- friction
- friction material
- general formula
- plate
- titanate
- Prior art date
Links
- 239000002783 friction material Substances 0.000 title claims abstract description 36
- 239000003607 modifier Substances 0.000 claims abstract description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 12
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 11
- 239000011777 magnesium Substances 0.000 claims abstract description 10
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000011701 zinc Substances 0.000 claims abstract description 9
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052802 copper Inorganic materials 0.000 claims abstract description 7
- 239000010949 copper Substances 0.000 claims abstract description 7
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims abstract description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 6
- 229910052742 iron Inorganic materials 0.000 claims abstract description 6
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 6
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 6
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 4
- 150000001340 alkali metals Chemical class 0.000 claims abstract description 4
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims abstract description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 26
- LLZRNZOLAXHGLL-UHFFFAOYSA-J titanic acid Chemical compound O[Ti](O)(O)O LLZRNZOLAXHGLL-UHFFFAOYSA-J 0.000 claims description 8
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 7
- 229910052700 potassium Inorganic materials 0.000 claims description 7
- 239000011591 potassium Substances 0.000 claims description 7
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 3
- 150000007513 acids Chemical class 0.000 claims description 3
- YPFNIPKMNMDDDB-UHFFFAOYSA-K 2-[2-[bis(carboxylatomethyl)amino]ethyl-(2-hydroxyethyl)amino]acetate;iron(3+) Chemical group [Fe+3].OCCN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O YPFNIPKMNMDDDB-UHFFFAOYSA-K 0.000 claims 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical group [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims 1
- 239000001095 magnesium carbonate Chemical group 0.000 claims 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims 1
- 235000014380 magnesium carbonate Nutrition 0.000 claims 1
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 239000011572 manganese Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 15
- 239000000835 fiber Substances 0.000 description 30
- 239000011230 binding agent Substances 0.000 description 13
- 239000000203 mixture Substances 0.000 description 9
- 229920005989 resin Polymers 0.000 description 8
- 239000011347 resin Substances 0.000 description 8
- 239000002585 base Substances 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 238000010306 acid treatment Methods 0.000 description 4
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 4
- NJLLQSBAHIKGKF-UHFFFAOYSA-N dipotassium dioxido(oxo)titanium Chemical compound [K+].[K+].[O-][Ti]([O-])=O NJLLQSBAHIKGKF-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000005060 rubber Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000007822 coupling agent Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 241000531908 Aramides Species 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 206010007269 Carcinogenicity Diseases 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 229920003235 aromatic polyamide Polymers 0.000 description 2
- 239000010425 asbestos Substances 0.000 description 2
- 231100000260 carcinogenicity Toxicity 0.000 description 2
- 230000007670 carcinogenicity Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- -1 phosphate ester Chemical class 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 229910052895 riebeckite Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 239000004113 Sepiolite Substances 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 229920000800 acrylic rubber Polymers 0.000 description 1
- 229910052898 antigorite Inorganic materials 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000005183 environmental health Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910052500 inorganic mineral Chemical class 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011707 mineral Chemical class 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 229920001195 polyisoprene Polymers 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052701 rubidium Inorganic materials 0.000 description 1
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 description 1
- 229910052624 sepiolite Inorganic materials 0.000 description 1
- 235000019355 sepiolite Nutrition 0.000 description 1
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000011115 styrene butadiene Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 150000003608 titanium Chemical class 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- JUWGUJSXVOBPHP-UHFFFAOYSA-B titanium(4+);tetraphosphate Chemical compound [Ti+4].[Ti+4].[Ti+4].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O JUWGUJSXVOBPHP-UHFFFAOYSA-B 0.000 description 1
- UKRDPEFKFJNXQM-UHFFFAOYSA-N vinylsilane Chemical compound [SiH3]C=C UKRDPEFKFJNXQM-UHFFFAOYSA-N 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D69/00—Friction linings; Attachment thereof; Selection of coacting friction substances or surfaces
- F16D69/02—Composition of linings ; Methods of manufacturing
- F16D69/025—Compositions based on an organic binder
- F16D69/026—Compositions based on an organic binder containing fibres
Definitions
- the present invention relates to a friction material suitable as a material for a braking member, for example, a material for a clutch fusing and a material for a brake used in a braking device for an automobile, an aircraft, a railway vehicle, and industrial equipment.
- a friction material suitable as a material for a braking member for example, a material for a clutch fusing and a material for a brake used in a braking device for an automobile, an aircraft, a railway vehicle, and industrial equipment.
- a friction material for the braking member As a friction material for the braking member, a friction material formed by binding and dispersing an aspect in an organic or inorganic binder has been used.
- the development of alternatives has been strongly demanded, as well as the lack of sufficient carcinogenicity and environmental health issues such as carcinogenicity.
- Titanic acid reamed fiber does not have the carcinogenic properties of paste, has excellent heat resistance, and has the excellent features of being effective in preventing the fusing phenomenon and improving the thermal stability of friction characteristics. .
- potassium titanate fiber has a problem that it is bulky and inferior in fluidity due to having a fiber shape, and adheres to a wall of a supply passage at the time of production to block it.
- An object of the present invention is to solve the above conventional problems, An object of the present invention is to provide a friction material having excellent characteristics and excellent productivity. Disclosure of the invention
- the friction material of the present invention as a friction modifier, the general formula (1) A x M y T i 2 _ y O 4 ( alkali metal wherein A except lithium, M is lithium, Maguneshiu arm, zinc, nickel, One or more selected from copper, iron, aluminum, gallium, and manganese, and X represents a number from 0.5 to 1.0, and y represents a number from 0.25 to 1.0.) layered-plate titanate that, and the general formula (2) ⁇ ⁇ ( ⁇ ' y) z T i 2 "y 0 4 ⁇ n H 2 O ( where, M' is lithium ⁇ beam, magnesium, zinc, nickel , One or more selected from copper, iron, aluminum, gallium, and manganese, X is 0.5 to 1.0, y is 0.25 to: 1.0, z is 0 or 1.
- N represents a number of 0 ⁇ n ⁇ 2.
- the composition is characterized by containing 3 to 50% by weight of one or more selected from layered and plate-like titanic acids represented by the following formula: This Here, specific examples of A include sodium, potassium, rubidium and cesium.
- the layered / plate-shaped titanate represented by the general formula (1) and the layered / plate-shaped titanate represented by the general formula (2) used as a friction modifier in the present invention are both stable to temperature changes. It has excellent friction and wear characteristics and is suitable as a friction modifier for friction materials. In addition, since it does not have a fiber shape such as potassium titanate fiber, there is little risk that the supply path will be blocked in the manufacturing process, and in addition, the working environment will not deteriorate due to the inhalable fiber.
- the friction material of the present invention has the following functions and effects by containing a layered / plate-shaped titanate or a layered / plate-shaped titanic acid as a friction modifier. 1) Stable friction and wear characteristics can be obtained because the friction modifier has a flat layered structure.
- the friction modifier has a large aspect ratio, it contributes to improving the strength of the friction material itself.
- FIG. 1 is a diagram showing the relationship between the disk pad temperature and the wear rate of each test disk pad.
- FIG. 2 is a diagram showing the relationship between the disk pad temperature and the coefficient of friction of each test disk pad.
- the layered and plate-shaped titanic acid represented by the general formula (2) is obtained by subjecting the layered and plate-shaped titanate represented by the general formula (1) to an acid treatment to obtain an alkali metal at the site A. It can be obtained by replacing on with a hydrogen ion.
- hydrochloric acid is most generally used, but the acid is not limited to hydrochloric acid, and other mineral acids and organic acids can be used.
- Layered or plate-like titanic acid represented by) can be obtained.
- the shape of the lamellar plate-like titanate and the lamellar plate-like titanic acid used in the present invention is preferably from 10 to 500 ⁇ in the major axis and 50 to 1000 nm in the minor axis (thickness) from the viewpoint of improving the friction and wear characteristics. Those are particularly preferably used.
- the lamellar titanate and the lamellar titanate are incorporated in the friction material of the present invention in an amount of 3 to 50% by weight. This is because the effect of improving the friction and wear properties cannot be exhibited unless the content is more than 3% by weight, and even if the content exceeds 50% by weight, the effect of the friction and wear properties cannot be further improved. This is because it is economically disadvantageous.
- the method of synthesizing the lamellar platelet titanate of the general formula (1) and the lamellar platelet titanate of the general formula (2) used as the friction modifier in the present invention is not particularly limited. It can be manufactured by the method described above.
- K 08 M g 04 T i 16 0 4 A is potassium, M is a magnetic Shiumu, X is 0. 8, y is 0.5 is 4 formula (1) layered 'plate Taking the synthesis of (titanate) as an example, (K 20 ). 5 (Mg O).
- the lamellar / plate-like titanate of the general formula (2) can be obtained by treating the lamellar / plate-like titanate of the general formula (1) with an acid to replace the metal with hydrogen.
- the friction material of the present invention include, for example, a friction material comprising a base fiber, a friction adjusting material, and a binder.
- the compounding ratio of each component in the friction material is 1 to 60 parts by weight of the base fiber, and the friction modifier is a lamellar / plate-like titanate represented by the general formula (1) and the formula (2) ), 20 to 80 parts by weight, including the layered and plate-like titanic acid, 10 to 40 parts by weight of the binder, and 0 to 60 parts by weight of other components.
- the base fiber examples include resin fiber such as aramide fiber, metal fiber such as steel fiber and brass fiber, carbon fiber, glass fiber, ceramic fiber, rock wool, and wood pulp.
- These base fibers are made of a silane-based coupling agent such as an aminosilane-based, epoxysilane-based or vinylsilane-based coupling agent, a titanate-based coupling agent, or a phosphate ester to improve dispersibility and adhesion to a binder. May be used after the surface treatment.
- a layered plate-like titanate represented by the general formula (1) and a layered plate-like titanate represented by the general formula (2) is used.
- vulcanized or unvulcanized natural, synthetic rubber powder organic resin powder such as cash resin powder, resin dust, rubber dust, carbon black, graphite powder, molybdenum disulfide, barium sulfate, calcium carbonate, clay, My strength, talc, diatomaceous earth, antigorite, sepiolite, montmorillonite, zeolite, sodium trititanate
- organic resin powder such as cash resin powder, resin dust, rubber dust, carbon black, graphite powder, molybdenum disulfide, barium sulfate, calcium carbonate, clay, My strength, talc, diatomaceous earth, antigorite, sepiolite, montmorillonite, zeolite, sodium trititanate
- Inorganic powders such as aluminum, sodium pentatitanate, potassium hexatitanate, and lithium titanate
- metal powders such as copper, aluminum, zinc, and iron, alumina, silica, chromium oxide, titanium oxide,
- binder examples include thermosetting resins such as phenol resin, formaldehyde resin, melamine resin, epoxy resin, acrylic resin, aromatic polyester resin, urea resin, natural rubber, nitrile rubber, butadiene rubber, and styrene butadiene.
- thermosetting resins such as phenol resin, formaldehyde resin, melamine resin, epoxy resin, acrylic resin, aromatic polyester resin, urea resin, natural rubber, nitrile rubber, butadiene rubber, and styrene butadiene.
- Elastomers such as rubber, chloroprene rubber, polyisoprene rubber, acrylic rubber, high styrene rubber, styrene-propylene-gen copolymer, polyamide resin, polyphenylene sulfide resin, polyethylene resin, polyimide resin
- organic binders such as thermoplastic resins such as polyetheretherketone resin and thermoplastic liquid crystal polyester resin, and inorganic binders such as alumina sol, silica sol and silicone resin.
- components such as a gas barrier, a lubricant, and a grinding agent can be added, if necessary, in addition to the above components.
- the friction material of the present invention there is no particular limitation, and the friction material can be appropriately produced according to a conventionally known method for producing a friction material.
- a friction material composition is prepared by dispersing a base fiber in a binder, combining a friction modifier and other components that are blended as necessary. Then, the composition is poured into a mold and heated under pressure to form a binder.
- the binder is melt-kneaded in a twin-screw extruder, and the base fiber, the friction modifier and other components to be compounded as necessary are compounded from a side hopper. Then, after extrusion molding, a method of machining into a desired shape can be exemplified.
- the friction material composition is dispersed in water or the like, formed on a paper net, dehydrated and formed into a sheet, and then heated and pressed by a press machine to form a binder. A method of appropriately cutting and polishing the obtained friction material to obtain a desired shape can be exemplified.
- K 0. 8 Mg 0. 4 T i 16 0 layered-plate titanate (diameter 5 0-6 0 represented by 4 mu m, minor diameter (thickness) 0. 3 / m, Asupeku 20 parts by weight, alamide fiber (trade name “Kepler pulp”, average length 3 mm, manufactured by Toray Industries, Inc.) 10 parts by weight, binder (phenol resin) 20 parts by weight the raw material mixture obtained by mixing 50 parts by weight of barium sulfate, pressure 300 k g f / cm 2, room temperature, after preformed for 1 minute, binder molding using a mold (pressure 1 5 0 kgf Z cm 2, The temperature was 170 ° C and the time was 5 minutes. After molding, it was heat-treated (held at 180 ° C for 3 hours). After being removed from the mold, it was polished to obtain a test disk pad A (JISD4411 test piece).
- test disk pads BE were manufactured.
- Test material B Hexa titanate-powered rim fiber (Cross section diameter: 5 to 10 / m, Asakuto]: Dori 5)
- Test material C Asbestos fiber (6 classes)
- Test material D Large-sized potassium hexatitanate fiber (cross section diameter: 20 to 50 ⁇ m, length: 100 to 300 m)
- Specimen E Fine needle-shaped potassium octa-titanate fiber (cross-sectional diameter: 0.2 to 0.5 m x 3 ⁇ 4 5 to 15 ⁇ m)
- Each test disk pad A to E, JISD 4411 constant-speed friction wear test in accordance with the provisions of the brake lining "automotive (disk friction surface: FC 2 5 rats ⁇ , surface pressure: 1 0 kgf / cm 2, friction speed 7 mZ s) performed, wear rate (Cm 3 ZK gm) and coefficient of friction ( ⁇ ) were measured.
- Figures 1 and 2 show the measurement results.
- the friction material of the present invention (test disk pad ⁇ ) has a higher abrasion resistance than the test disk pad C of the comparative example using asbestos fibers from low to high temperatures. It turns out that it is excellent. Also, it can be seen that the coefficient of friction is relatively stable against temperature changes.
- test disk pad using fine needle-shaped potassium titanate fiber has a high coefficient of friction, has little change with temperature, and has excellent stability, but the wear rate increases with increasing temperature. A sharp rise has occurred.
- test disk pad D (comparative example) using coarse-sized hexatitanic power rim fiber has the same stable abrasion characteristics as the friction material of the present invention, but the thermal stability of the friction coefficient is low. Inferior to the friction material of the present invention.
- the friction material of the present invention has an excellent stable friction coefficient and wear resistance over a wide temperature range from a low temperature to a high temperature. Therefore, by using it as a material for braking members used in automobiles, railway vehicles, aircraft, various industrial equipment, etc., for example, as a material for clutch facings and a material for brakes such as brake lining and dista pad, etc. Improvements in function, stabilization, and improvement of service life are obtained.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Braking Arrangements (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00902149A EP1070751B1 (en) | 1999-02-09 | 2000-02-08 | Friction material |
AU23279/00A AU2327900A (en) | 1999-02-09 | 2000-02-08 | Friction material |
US09/646,882 US6432187B1 (en) | 1999-02-09 | 2000-02-08 | Friction material |
DE60006746T DE60006746T2 (de) | 1999-02-09 | 2000-02-08 | Reibungsmaterial |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11031657A JP3027577B1 (ja) | 1999-02-09 | 1999-02-09 | 摩擦材 |
JP11/31657 | 1999-02-09 |
Publications (1)
Publication Number | Publication Date |
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WO2000047689A1 true WO2000047689A1 (fr) | 2000-08-17 |
Family
ID=12337230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2000/000688 WO2000047689A1 (fr) | 1999-02-09 | 2000-02-08 | Materiau de friction |
Country Status (9)
Country | Link |
---|---|
US (1) | US6432187B1 (ja) |
EP (1) | EP1070751B1 (ja) |
JP (1) | JP3027577B1 (ja) |
KR (1) | KR100401956B1 (ja) |
CN (1) | CN1155676C (ja) |
AU (1) | AU2327900A (ja) |
DE (1) | DE60006746T2 (ja) |
FR (1) | FR1070751T (ja) |
WO (1) | WO2000047689A1 (ja) |
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ES2259043T3 (es) * | 2000-07-31 | 2006-09-16 | Otsuka Chemical Company, Limited | Titanato de magnesio y potasio de tipo lepidocracita y metodo para su produccion, y material de friccion. |
JP2003082331A (ja) | 2001-07-02 | 2003-03-19 | Nisshinbo Ind Inc | 非石綿系摩擦材 |
EP1440940B1 (en) | 2001-10-29 | 2011-01-12 | Otsuka Chemical Company, Limited | Lepidocrocite type lithium potassium titanate, method for preparation thereof, and friction material |
US8021744B2 (en) | 2004-06-18 | 2011-09-20 | Borgwarner Inc. | Fully fibrous structure friction material |
US7429418B2 (en) | 2004-07-26 | 2008-09-30 | Borgwarner, Inc. | Porous friction material comprising nanoparticles of friction modifying material |
US8603614B2 (en) | 2004-07-26 | 2013-12-10 | Borgwarner Inc. | Porous friction material with nanoparticles of friction modifying material |
JP5468252B2 (ja) | 2005-04-26 | 2014-04-09 | ボーグワーナー インコーポレーテッド | 摩擦材料 |
WO2007055951A1 (en) | 2005-11-02 | 2007-05-18 | Borgwarner Inc. | Carbon friction materials |
KR100683586B1 (ko) * | 2006-01-06 | 2007-02-15 | 허종율 | 철도 차량용 합성 제륜자 |
US20070219289A1 (en) * | 2006-03-15 | 2007-09-20 | Federal-Mogul World Wide, Inc. | Friction Material |
JP5073262B2 (ja) * | 2006-10-06 | 2012-11-14 | 株式会社クボタ | 複合チタン酸化合物およびその粉末を含有する摩擦材 |
JP2008214124A (ja) * | 2007-03-02 | 2008-09-18 | Otsuka Chemical Co Ltd | チタン酸アルカリ金属塩固着チタン酸塩、その製造方法及びチタン酸アルカリ金属塩固着チタン酸塩を含有する樹脂組成物 |
JP5189333B2 (ja) * | 2007-09-14 | 2013-04-24 | 株式会社クボタ | 非晶質複合チタン酸アルカリ金属組成物及び摩擦材 |
DE102008013907B4 (de) | 2008-03-12 | 2016-03-10 | Borgwarner Inc. | Reibschlüssig arbeitende Vorrichtung mit mindestens einer Reiblamelle |
DE102009030506A1 (de) | 2008-06-30 | 2009-12-31 | Borgwarner Inc., Auburn Hills | Reibungsmaterialien |
JP6079235B2 (ja) * | 2010-11-19 | 2017-02-15 | 日立化成株式会社 | ノンアスベスト摩擦材組成物、これを用いた摩擦材及び摩擦部材 |
JP5970749B2 (ja) * | 2011-06-07 | 2016-08-17 | 日立化成株式会社 | ノンアスベスト摩擦材組成物 |
JP5895367B2 (ja) * | 2011-06-07 | 2016-03-30 | 日立化成株式会社 | ノンアスベスト摩擦材組成物 |
JP5895366B2 (ja) * | 2011-06-07 | 2016-03-30 | 日立化成株式会社 | ノンアスベスト摩擦材組成物 |
US9470283B2 (en) | 2011-06-07 | 2016-10-18 | Hitachi Chemical Company, Ltd. | Non-asbestos friction material composition |
JP6157071B2 (ja) * | 2011-09-14 | 2017-07-05 | 曙ブレーキ工業株式会社 | 摩擦材 |
JP5668989B2 (ja) * | 2011-11-25 | 2015-02-12 | 株式会社アドヴィックス | 摩擦材 |
JP6304984B2 (ja) | 2013-09-17 | 2018-04-04 | 曙ブレーキ工業株式会社 | 摩擦材 |
CN104312006A (zh) * | 2014-09-24 | 2015-01-28 | 雪龙集团股份有限公司 | 一种增强耐磨聚丙烯复合材料 |
JP2016160299A (ja) * | 2015-02-27 | 2016-09-05 | 株式会社アドヴィックス | 非石綿系摩擦材 |
JP6563676B2 (ja) | 2015-04-27 | 2019-08-21 | 曙ブレーキ工業株式会社 | 摩擦材組成物および摩擦材とその製造方法 |
JP5958624B2 (ja) * | 2015-08-13 | 2016-08-02 | 日立化成株式会社 | ノンアスベスト摩擦材組成物 |
JP5958623B2 (ja) * | 2015-08-13 | 2016-08-02 | 日立化成株式会社 | ノンアスベスト摩擦材組成物 |
US10233988B2 (en) | 2015-09-23 | 2019-03-19 | Akebono Brake Industry Co., Ltd | Friction material |
JP6233461B2 (ja) * | 2016-06-22 | 2017-11-22 | 日立化成株式会社 | ノンアスベスト摩擦材組成物 |
CN106117965A (zh) * | 2016-06-29 | 2016-11-16 | 芜湖德业摩擦材料有限公司 | 一种耐高温刹车片 |
CN106015412B (zh) * | 2016-08-12 | 2018-05-04 | 颜丽雅 | 一种高温稳定性好的陶瓷刹车片及其制备方法 |
CN114394617B (zh) | 2016-12-13 | 2023-08-15 | 大塚化学株式会社 | 钛酸钾粉末及其制造方法、摩擦调整材料、树脂组合物、摩擦材料以及摩擦部件 |
JPWO2021125144A1 (ja) * | 2019-12-19 | 2021-06-24 | ||
KR102571363B1 (ko) * | 2021-11-24 | 2023-08-25 | 강유영 | 에어컨 컴프레셔용 마찰 패드 및 그 제조방법 |
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-
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- 2000-02-08 KR KR10-2000-7011243A patent/KR100401956B1/ko not_active IP Right Cessation
- 2000-02-08 FR FR00902149T patent/FR1070751T/fr active Active
- 2000-02-08 CN CNB008001332A patent/CN1155676C/zh not_active Expired - Fee Related
- 2000-02-08 WO PCT/JP2000/000688 patent/WO2000047689A1/ja active IP Right Grant
- 2000-02-08 EP EP00902149A patent/EP1070751B1/en not_active Expired - Lifetime
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Also Published As
Publication number | Publication date |
---|---|
EP1070751B1 (en) | 2003-11-26 |
JP2000230168A (ja) | 2000-08-22 |
KR20010042576A (ko) | 2001-05-25 |
EP1070751A4 (en) | 2001-08-22 |
CN1155676C (zh) | 2004-06-30 |
FR1070751T (fr) | 2004-08-27 |
US6432187B1 (en) | 2002-08-13 |
DE60006746D1 (de) | 2004-01-08 |
CN1294620A (zh) | 2001-05-09 |
EP1070751A1 (en) | 2001-01-24 |
KR100401956B1 (ko) | 2003-10-17 |
DE60006746T2 (de) | 2004-09-23 |
JP3027577B1 (ja) | 2000-04-04 |
AU2327900A (en) | 2000-08-29 |
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