JPS58142916A - 摩擦材の製造方法 - Google Patents

摩擦材の製造方法

Info

Publication number
JPS58142916A
JPS58142916A JP57025452A JP2545282A JPS58142916A JP S58142916 A JPS58142916 A JP S58142916A JP 57025452 A JP57025452 A JP 57025452A JP 2545282 A JP2545282 A JP 2545282A JP S58142916 A JPS58142916 A JP S58142916A
Authority
JP
Japan
Prior art keywords
magnetic field
magnetic
friction
friction material
resin
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
JP57025452A
Other languages
English (en)
Inventor
Kiyoshi Inoue
潔 井上
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.)
Inoue Japax Research Inc
Original Assignee
Inoue Japax Research Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Inoue Japax Research Inc filed Critical Inoue Japax Research Inc
Priority to JP57025452A priority Critical patent/JPS58142916A/ja
Priority to DE198383300825T priority patent/DE87276T1/de
Priority to EP83300825A priority patent/EP0087276B1/en
Priority to DE8383300825T priority patent/DE3369372D1/de
Publication of JPS58142916A publication Critical patent/JPS58142916A/ja
Priority to US06/668,171 priority patent/US4902451A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/58—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres
    • B29C70/62—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising fillers only, e.g. particles, powder, beads, flakes, spheres the filler being oriented during moulding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/006—Pressing and sintering powders, granules or fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • C08K3/22—Oxides; Hydroxides of metals
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/16—Frictional elements, e.g. brake or clutch linings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Composite Materials (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Braking Arrangements (AREA)
  • Compositions Of Macromolecular Compounds (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】 本発明はル−キ等に用いる摩擦材の製造方法に関する。
従来摩擦材には種々な用途があり、特性として熱１ム導
率の高いもの、耐熱性の大きいもの、成る稈麿潤滑性を
有゛するもの、耐摩耗性の＾いもの等多種類の材質が提
案されているが、本発明は特に摩擦係数の大きく耐摩耗
性の高いものを得るために提案されたものである。
本発明は磁性材粉末もしくは他の混合物を加えた磁性材
粉末に結合剤樹脂を混合し混練して圧縮成形するとか加
熱して焼結成形することにより製造する場合に、成形時
に磁界を加えて材料に異り性をもたせるように成形して
摩擦係数の増大効果を得るようにしたものである。
前記磁性材混合物としては、鉄、酸化鉄（Ｆｅ　ａ　Ｏ
ｓ等）、硫酸バリウム、酸化亜鉛、ｍ化珪素、炭酸カル
シウム、アルミナ、銅、アルミニウム、鉛、グラファイ
ト、二硫化モリブデン、アスベスト、その他が用いられ
、結合剤樹脂としくメラミン樹脂、ポリイミド、シリコ
ン、ポ・ジノ１ニレンオキサイド、ナイロン、ポリアセ
タール。
フェノール、四弗化エチレン、その他が用いられる。こ
れらの混合物の成形時に加える磁界は静磁界でもよいが
場合によっては変化磁界を作用させる。磁界強噴は１　
、　Ｇｏｏ〜５，０ＯＯＧ　ＰＩＩＦｍを利用りる。
磁性材粉末、または他の混合物を加えた磁性材粉末と合
成樹脂との混合物は練機、エクストルダ等を用いてよく
混練し、磁性粒子が充分均一に混合分布した状態とし金
型に射出して成形するが、金型に永久磁石もしくはコイ
ルを設けておき磁界を信用さゼながら成形する。成形体
中の磁性粒は磁界７Ｊ向の整揃、異方性の処理が行われ
、オリエン−７−シ」ンが制御された状態で成形され冷
却固（すされる。
次に実施例を説明する。樹ＩＬＬｉに四弗化エチレン４
用い体積化で６０％のＦｅ２Ｏ３と３％グラファ（１−
を混合し、処理時間１２Ｈで固化成形するとき、本発明
により磁界強度２，０ＯＯＧを成形時に作用したｂのと
、作用しないものとの摩擦材の特性は次表の通りであっ
た。
なお、本発明の引張り強さは作用磁界と平行方向に作用
させた場合であり、摩擦係数は作用磁界と直角向の係数
である。
以ｌのように本発明によれば、磁性材粉末、その他の混
合物粉末と合成樹脂との混合、及び混練により充分均一
に分散し、且つ混合成形時に強磁界を作用させて磁性粒
のオリエンテーションを制御し材料に異方性を持させる
ようにしたから、同質材で摩擦係数を増加させることが
でき、これとともに分散強化等により引張り強度、耐摩
耗性等の機械的強度も改善することができる効果が御ら
れる。
また他にも金属性摩擦材について多種の実験を行ったが
、磁界中成形によって材料の透磁率μを制御するように
したとき、μの変化と材料の摩擦率の変化とは関連性が
あり、例えばある材料においてμが１．８倍高くなった
とき摩擦Ｉは約１１５に低下することも確認され、磁界
作用による効果は顕著である。
特許出願人

Claims (1)

    【特許請求の範囲】
  1. 磁↑／Ｉ祠粉末もしくは他の混合物を加えた磁性材粉末
    に結合剤樹脂を混合して圧縮成形もくしは焼結成形して
    摩擦材を製造するに当り、前記成形時に磁界を加えて成
    形するようにしたことを特徴とりる摩擦材の製造ＩＪ払
    。
JP57025452A 1982-02-18 1982-02-18 摩擦材の製造方法 Pending JPS58142916A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP57025452A JPS58142916A (ja) 1982-02-18 1982-02-18 摩擦材の製造方法
DE198383300825T DE87276T1 (de) 1982-02-18 1983-02-17 Reibungsmaterialien.
EP83300825A EP0087276B1 (en) 1982-02-18 1983-02-17 Frictional materials
DE8383300825T DE3369372D1 (en) 1982-02-18 1983-02-17 Frictional materials
US06/668,171 US4902451A (en) 1982-02-18 1984-11-02 Method of preparing a frictional material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57025452A JPS58142916A (ja) 1982-02-18 1982-02-18 摩擦材の製造方法

Publications (1)

Publication Number Publication Date
JPS58142916A true JPS58142916A (ja) 1983-08-25

Family

ID=12166413

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57025452A Pending JPS58142916A (ja) 1982-02-18 1982-02-18 摩擦材の製造方法

Country Status (4)

Country Link
US (1) US4902451A (ja)
EP (1) EP0087276B1 (ja)
JP (1) JPS58142916A (ja)
DE (2) DE87276T1 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6035933U (ja) * 1983-08-19 1985-03-12 トキコ株式会社 ブレ−キ用摩擦パツド
JPS62127519A (ja) * 1985-11-29 1987-06-09 Inoue Japax Res Inc 摩擦材の製造方法
CN104099063A (zh) * 2014-05-04 2014-10-15 中国矿业大学 一种矿井提升机硬磁闸瓦材料配方及其制作方法

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8329957D0 (en) * 1983-11-10 1983-12-14 Ici Plc Thermotropic polymer composition
US5091036A (en) * 1989-10-05 1992-02-25 Taylor Scott R Apparatus for pultruding thermoplastic structures at below melt temperatures
US5093050A (en) * 1989-11-17 1992-03-03 Laboratorium Fur Experimentelle Chirurgie Method for producing oriented, discontinuous fiber reinforced composite materials
US5576358A (en) * 1995-02-03 1996-11-19 Alliedsignal Inc. Composition for use in friction materials and articles formed therefrom
JPH11208079A (ja) * 1997-10-16 1999-08-03 Eastman Kodak Co サーマルプリンタ用染料供給装置
AU2003277134A1 (en) * 2003-02-07 2004-09-06 Ticona Llc Method for making articles by cold compaction molding and the molded articles prepared thereby
DE102012107229A1 (de) * 2012-08-07 2014-02-13 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Verfahren zur Herstellung eines Formkörpers
CN104110454B (zh) * 2014-05-04 2018-01-30 中国矿业大学 一种汽车硬磁刹车片配方及其制作方法
CN103939511B (zh) * 2014-05-04 2018-01-30 中国矿业大学 一种汽车软磁刹车片配方及其制作方法
CN104098042B (zh) * 2014-05-04 2016-07-06 中国矿业大学盱眙矿山装备与材料研发中心 一种纳米铁磁性矿井提升机闸瓦配方及其制作方法
CN103937452B (zh) * 2014-05-04 2017-12-01 中国矿业大学 一种矿井提升机软磁闸瓦材料配方及其制作方法
DE102017011960A1 (de) * 2017-12-22 2019-06-27 Lucas Automotive Gmbh Verfahren und Vorrichtung zum Herstellen eines Reibbelags für eine Fahrzeugbremse

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55139234A (en) * 1979-04-17 1980-10-30 Sumitomo Naugatuck Co Ltd Manufacture of resin molded product having electric conductivity

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE565556A (ja) * 1900-01-01
US3264716A (en) * 1962-10-17 1966-08-09 United Aircraft Corp Method of compacting ferrite particles
US3306835A (en) * 1965-02-04 1967-02-28 Agatha C Magnus Treatment of substances with ultrasonic vibrations and electro-magnetic radiations
FR1440147A (fr) * 1965-04-15 1966-05-27 Tefal Sa Procédé de décoration, dans la masse, d'un matériau plastique translucide
US3461942A (en) * 1966-12-06 1969-08-19 Robert Hoffman Method for promoting the flow of molten materials into a mold using ultrasonic energy via probe means
GB1206339A (en) * 1968-11-15 1970-09-23 Bendix Corp Organic resin based frictional materials
US4006479A (en) * 1969-02-04 1977-02-01 The United States Of America As Represented By The Secretary Of The Air Force Method for dispersing metallic particles in a dielectric binder
DE1944432C3 (de) * 1969-09-02 1980-03-20 Strnat, Karl, Prof. Dr., La Jolla, Calif. (V.St.A.) Dauermagnet
US3903228A (en) * 1970-08-12 1975-09-02 Minnesota Mining & Mfg Flexible ferrite-particle magnets
US3867299A (en) * 1971-08-11 1975-02-18 Bethlehem Steel Corp Method of making synthetic resin composites with magnetic fillers
US4082681A (en) * 1975-11-04 1978-04-04 Mita Industrial Company Magnetic developer for electrostatic photography and process for preparation thereof
JPS5289928A (en) * 1976-01-22 1977-07-28 Mita Industrial Co Ltd Pressure fixing developing agent for electrostatography
FR2406128A1 (fr) * 1977-07-25 1979-05-11 Abex Pagid Equip Procede de fabrication de garnitures pour freins a disques
DE2812445C2 (de) * 1978-03-22 1983-10-13 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Herstellung von Preßmassen mit weichmagnetischen Eigenschaften
JPS54150360A (en) * 1978-05-19 1979-11-26 Tdk Corp Manufacture of magnetic powder
US4192064A (en) * 1978-07-05 1980-03-11 The United States Of America As Represented By The Secretary Of The Army High strength extended leakage path ceramic tube wall for image intensifier and method of manufacture

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55139234A (en) * 1979-04-17 1980-10-30 Sumitomo Naugatuck Co Ltd Manufacture of resin molded product having electric conductivity

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6035933U (ja) * 1983-08-19 1985-03-12 トキコ株式会社 ブレ−キ用摩擦パツド
JPS62127519A (ja) * 1985-11-29 1987-06-09 Inoue Japax Res Inc 摩擦材の製造方法
CN104099063A (zh) * 2014-05-04 2014-10-15 中国矿业大学 一种矿井提升机硬磁闸瓦材料配方及其制作方法
CN104099063B (zh) * 2014-05-04 2017-11-03 中国矿业大学 一种矿井提升机硬磁闸瓦材料配方及其制作方法

Also Published As

Publication number Publication date
DE3369372D1 (en) 1987-02-26
US4902451A (en) 1990-02-20
EP0087276A2 (en) 1983-08-31
EP0087276A3 (en) 1984-05-23
EP0087276B1 (en) 1987-01-21
DE87276T1 (de) 1985-01-31

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