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JPH03163229A - ブレーキ用摩擦材 - Google Patents

ブレーキ用摩擦材

Info

Publication number
JPH03163229A
JPH03163229A JP1298955A JP29895589A JPH03163229A JP H03163229 A JPH03163229 A JP H03163229A JP 1298955 A JP1298955 A JP 1298955A JP 29895589 A JP29895589 A JP 29895589A JP H03163229 A JPH03163229 A JP H03163229A
Authority
JP
Japan
Prior art keywords
frictional material
less
organic component
frictional
friction
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.)
Pending
Application number
JP1298955A
Other languages
English (en)
Inventor
Hiroshi Tokumura
宏 徳村
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.)
Akebono Research and Development Centre Ltd
Original Assignee
Akebono Research and Development Centre Ltd
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 Akebono Research and Development Centre Ltd filed Critical Akebono Research and Development Centre Ltd
Priority to JP1298955A priority Critical patent/JPH03163229A/ja
Priority to US07/584,113 priority patent/US5080969A/en
Priority to AU62619/90A priority patent/AU627357B2/en
Priority to GB9020505A priority patent/GB2238754B/en
Priority to DE4032182A priority patent/DE4032182A1/de
Priority to FR9013703A priority patent/FR2654786B1/fr
Publication of JPH03163229A publication Critical patent/JPH03163229A/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/14—Layered products comprising a layer of synthetic resin next to a particulate layer
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2475/00—Frictional elements
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/254—Polymeric or resinous material
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/269—Web 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
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31—Surface property or characteristic of web, sheet or block

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Braking Arrangements (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明はブレーキ用摩擦材に関し、特に初期から高い制
動力が得られるものである。
〔従来の技術及び発明が解決しようとする課題〕近年自
動車の高速化に伴い、ディスクブレーキ用摩擦材におい
てもブレーキングの初期から高い制動力が要求されてき
ている。
このように初期からの高い制動力を得るためには、従来
、摩擦材の表面を熱板又はガス炎等で焼くことにより摩
擦材表面部中の有機成分を除去して上記初期効力を向上
させていた。
ところがこのような方法では、摩擦材の製造工程が増加
してコストアップの一因となったり、表層部に焼きむら
が発生したり、摩擦面の平坦度が悪くなる等の不具合が
あった。
〔課題を解決するための手段〕
本発明はこれに鑑み種々検討の結果、プレーキ時の初期
制動力や高速効力等の高いブレーキ用摩擦材を開発した
ものである。
即ち本発明は、バインダー樹脂を用いた摩擦材において
、表層側の摩擦材成分として５％以下の有機成分、又は
５％以下の有機成分とさらに金属酸化物を含有させたこ
とを特徴とするものである。
〔作用〕
本発明は従来の表面焼きを施した摩擦材について詳細に
調査した結果得られたもので、表層部分の有機成分の含
有量が５％以下であれば表面焼きを施した摩擦材とほぼ
同等の初期制動力が得られる特徴を有する。ここで有機
成分とは、主に摩擦材を戊形するために必要なバインダ
ーとしてのフェノール樹脂を指すエモして金属酸化物を
添加するのは、相手材より硬い成分として摩擦材表層側
に含有させることによって初期制動力をさらに高めるた
めである。なお当該金属酸化物としては、ＭｇＯ．Ｓｉ
ｎ，ＡＱｚＯｚ等が適用できるが、これらの過度の添加
はブレーキノイズや相手材ロータの摩耗等の他の性能に
害を及ぼすため添加量としてはバランスをとる必要があ
る。
さらに従来の表面焼き工程を排除できたことにより、焼
きむらや平坦度等の品質の低下も改善される利点を有す
る。
このような摩擦材を製造するには、摩擦材の予備或形時
より二層材の製造と同様な方法をとればよく、第１図に
示すように裏金（１１側を通常の摩擦材母材（２）で成
形し、表層側を有機成分が５％以下の本発明のＨｉ一μ
材（３）で成形した後熟成形し、その後加熱処理して表
面を研磨することにより最終製品とする。なおこのＨｉ
−μ材（３）の厚さは要求に応じて適宜調整すればよい
が、１〜３ＩｌｌＩＩ１程度が有効である。
〔実施例〕
次に本発明の実施例について説明する。
第１表に示すような組成のベース摩擦材の表層側を、同
じく第１表に示す組戒のＨｉ一μ材■またはＨｉ−μ材
■で形威した本発明材Ａ及び本発明材Ｂを作り、摩擦試
験を実施して初期効力としての摩擦係数μ及び初期フェ
ードの最低摩擦係数μを測定してその結果を第２図に示
した。
また第１表のベース摩擦材をそのまま用いた従来摩擦材
について最終工程で表面焼きを施した従来摩擦材Ａと表
面焼きを施さない従来摩擦材Ｂとを作り、上記と同様に
摩擦試験を実施してその結果を第２図に併記した。
第 １ 表 第２図から明らかなように本発明材Ａ及びＢは何れも従
来摩擦材の表面焼きを施したものと同等の高い制動力が
得られた。また平坦度も安定しているために測定値のば
らつきが少なかった。
〔発明の効果〕
このように本発明によるブレーキ用摩擦材によれば従来
の表面焼きを施した摩擦材と同等の初期制動力が得られ
るので、従来と比べて表面焼き工程が省略できるためコ
ストダウンが図れ、また摩擦材表面の焼きむらが無くな
り、且つ表面の平坦度が向上する等品質上も優れたもの
が得られる等顕著な効果を奏する。
【図面の簡単な説明】
第１図は本発明摩擦材の構戒を示す説明図、第２図は摩
擦試験の結果を示す実測図である。 ｌ−・一喜金 ２−・・一摩擦材母材 ３・−・Ｈｉ−μ材

Claims (1)

    【特許請求の範囲】
  1. （１）バインダー樹脂を用いた摩擦材において、表層側
    の摩擦材成分として５％以下の有機成分、又は５％以下
    の有機成分とさらに金属酸化物を含有させたことを特徴
    とするブレーキ用摩擦材。
JP1298955A 1989-11-17 1989-11-17 ブレーキ用摩擦材 Pending JPH03163229A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP1298955A JPH03163229A (ja) 1989-11-17 1989-11-17 ブレーキ用摩擦材
US07/584,113 US5080969A (en) 1989-11-17 1990-09-18 Composite friction material for brakes
AU62619/90A AU627357B2 (en) 1989-11-17 1990-09-18 Composite friction material for brakes
GB9020505A GB2238754B (en) 1989-11-17 1990-09-20 Composite friction material for brakes
DE4032182A DE4032182A1 (de) 1989-11-17 1990-10-10 Verbundreibmaterial fuer bremsen
FR9013703A FR2654786B1 (fr) 1989-11-17 1990-11-06 Materiau de friction composite pour freins.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1298955A JPH03163229A (ja) 1989-11-17 1989-11-17 ブレーキ用摩擦材

Publications (1)

Publication Number Publication Date
JPH03163229A true JPH03163229A (ja) 1991-07-15

Family

ID=17866346

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1298955A Pending JPH03163229A (ja) 1989-11-17 1989-11-17 ブレーキ用摩擦材

Country Status (6)

Country Link
US (1) US5080969A (ja)
JP (1) JPH03163229A (ja)
AU (1) AU627357B2 (ja)
DE (1) DE4032182A1 (ja)
FR (1) FR2654786B1 (ja)
GB (1) GB2238754B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8918946B2 (en) 2012-02-13 2014-12-30 Geun Gab PARK Molar-dedicated toothbrush

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5753356A (en) * 1993-08-04 1998-05-19 Borg-Warner Automotive, Inc. Friction lining material comprising less fibrillated aramid fibers and synthetic graphite
US6001750A (en) * 1993-08-04 1999-12-14 Borg-Warner Automotive, Inc. Fibrous lining material comprising a primary layer having less fibrillated aramid fibers, carbon fibers, carbon particles and a secondary layer comprising carbon particles
US6130176A (en) * 1993-08-04 2000-10-10 Borg-Warner Inc. Fibrous base material for a friction lining material comprising less fibrillated aramid fibers and carbon fibers
US5998307A (en) * 1993-08-04 1999-12-07 Borg-Warner Autotive, Inc. Fibrous lining material comprising a primary layer having less fibrillated aramid fibers and synthetic graphite and a secondary layer comprising carbon particles
US5856244A (en) * 1993-08-04 1999-01-05 Borg-Warner Automotive, Inc. Carbon deposit friction lining material
DE4445882A1 (de) * 1994-12-22 1996-06-27 Ruetgers Pagid Ag Verfahren und Vorrichtung zur thermischen Behandlung von Reibbelagoberflächen
DE19543329A1 (de) * 1995-11-21 1997-05-22 Frimatec Ingenieurgesellschaft Verfahren zur Herstellung von Reibbelägen
DE19650451B4 (de) * 1995-12-18 2011-02-24 Valeo Matériaux de Friction S.A.S. Verfahren zur Herstellung eines Reibbelags
JP3754122B2 (ja) * 1996-03-15 2006-03-08 曙ブレーキ工業株式会社 摩擦材
CA2202432C (en) 1996-05-17 2006-09-12 Marc A. Yesnik Two-ply friction material
US5789065A (en) * 1996-10-11 1998-08-04 Kimberly-Clark Worldwide, Inc. Laminated fabric having cross-directional elasticity and method for producing same
US5775468A (en) * 1997-01-16 1998-07-07 Borg-Warner Automotive, Inc. High performance two-ply friction material
DE19705802A1 (de) * 1997-02-15 1998-08-20 Itt Mfg Enterprises Inc Reibelement, insbesondere für eine Kraftfahrzeugbremse oder eine Reibkupplung
US6022502A (en) * 1997-09-30 2000-02-08 Lockhart; Wayne Composite friction assembly
WO2001044306A2 (en) * 1999-11-15 2001-06-21 Gunn Robert T Compositions with low coefficients of friction and methods for their preparation
US6499571B1 (en) * 2001-06-07 2002-12-31 Meritor Heavy Vehicle Technology, Llc Brake pad with improved green performance
US20050074595A1 (en) * 2003-10-03 2005-04-07 Lam Robert C. Friction material containing partially carbonized carbon fibers
US20050075021A1 (en) * 2003-10-03 2005-04-07 Lam Robert C. High performance, durable, deposit friction material
US20050191474A1 (en) * 2003-10-09 2005-09-01 Gunn Robert T. Compositions with low coefficients of friction and methods for their preparation
US8021744B2 (en) * 2004-06-18 2011-09-20 Borgwarner Inc. Fully fibrous structure friction material
US8603614B2 (en) 2004-07-26 2013-12-10 Borgwarner Inc. Porous friction material with nanoparticles of friction modifying material
US7429418B2 (en) 2004-07-26 2008-09-30 Borgwarner, Inc. Porous friction material comprising nanoparticles of friction modifying material
EP1874850B1 (en) * 2005-04-26 2015-08-26 BorgWarner, Inc. Friction material
CN101300297A (zh) * 2005-11-02 2008-11-05 博格华纳公司 碳摩擦材料
US20070240941A1 (en) * 2005-12-21 2007-10-18 Daniel Fischer Brake shoe for use in elevator safety gear
EP2028221A1 (en) * 2007-08-03 2009-02-25 Borgwarner, Inc. Friction material with silicon
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
DE102013113151A1 (de) 2013-11-28 2015-05-28 Tmd Friction Services Gmbh Vorrichtung zum Scorchen von Bremsbelägen

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JPS51144442A (en) * 1975-06-06 1976-12-11 Nisshinbo Ind Inc Friction materials
JPS571838A (en) * 1980-06-02 1982-01-07 Hitachi Chem Co Ltd Pad for disc brake

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JPS51144442A (en) * 1975-06-06 1976-12-11 Nisshinbo Ind Inc Friction materials
JPS571838A (en) * 1980-06-02 1982-01-07 Hitachi Chem Co Ltd Pad for disc brake

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8918946B2 (en) 2012-02-13 2014-12-30 Geun Gab PARK Molar-dedicated toothbrush

Also Published As

Publication number Publication date
GB2238754A (en) 1991-06-12
GB9020505D0 (en) 1990-10-31
DE4032182A1 (de) 1991-05-23
AU6261990A (en) 1991-05-23
US5080969A (en) 1992-01-14
FR2654786B1 (fr) 1994-05-20
GB2238754B (en) 1993-05-19
AU627357B2 (en) 1992-08-20
FR2654786A1 (fr) 1991-05-24

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