CA1247298A - Vibration isolator - Google Patents

Vibration isolator

Info

Publication number
CA1247298A
CA1247298A CA000483287A CA483287A CA1247298A CA 1247298 A CA1247298 A CA 1247298A CA 000483287 A CA000483287 A CA 000483287A CA 483287 A CA483287 A CA 483287A CA 1247298 A CA1247298 A CA 1247298A
Authority
CA
Canada
Prior art keywords
vibration isolator
polyol
functional groups
molecular weight
average molecular
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.)
Expired
Application number
CA000483287A
Other languages
English (en)
French (fr)
Inventor
Tatsuya Hongu
Toshio Suzuki
Yoshihiki Ogawa
Takeshi Iroh
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.)
Nisshinbo Holdings Inc
Original Assignee
Nisshinbo Industries 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 Nisshinbo Industries Inc filed Critical Nisshinbo Industries Inc
Application granted granted Critical
Publication of CA1247298A publication Critical patent/CA1247298A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00Springs
    • F16F1/36Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers
    • F16F1/37Springs made of rubber or other material having high internal friction, e.g. thermoplastic elastomers of foam-like material, i.e. microcellular material, e.g. sponge rubber
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/10Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/4009Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4072Mixtures of compounds of group C08G18/63 with other macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/6552Compounds of group C08G18/63
    • C08G18/6558Compounds of group C08G18/63 with compounds of group C08G18/32 or polyamines of C08G18/38
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/6576Compounds of group C08G18/69
    • C08G18/6582Compounds of group C08G18/69 with compounds of group C08G18/32 or polyamines of C08G18/38
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/67Unsaturated compounds having active hydrogen
    • C08G18/69Polymers of conjugated dienes
    • C08G18/698Mixtures with compounds of group C08G18/40
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2350/00Acoustic or vibration damping material
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S260/00Chemistry of carbon compounds
    • Y10S260/46Vibration dampening composition
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/914Polyurethane cellular product formed from a polyol which has been derived from at least two 1,2 epoxides as reactants

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Springs (AREA)
CA000483287A 1984-07-30 1985-06-06 Vibration isolator Expired CA1247298A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP15768484A JPS6136315A (ja) 1984-07-30 1984-07-30 防振材料
JP157,684/84 1984-07-30

Publications (1)

Publication Number Publication Date
CA1247298A true CA1247298A (en) 1988-12-20

Family

ID=15655123

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000483287A Expired CA1247298A (en) 1984-07-30 1985-06-06 Vibration isolator

Country Status (5)

Country Link
US (1) US4689357A (enExample)
EP (1) EP0173004B1 (enExample)
JP (1) JPS6136315A (enExample)
CA (1) CA1247298A (enExample)
DE (1) DE3568368D1 (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3602669A1 (de) * 1986-01-31 1987-07-30 Japan National Railway Federnder ueberzug fuer eine direktverbindungs-schwelle
JPS62288623A (ja) * 1986-06-05 1987-12-15 M D Kasei Kk ウレタン発泡体の製造方法
US4741951A (en) * 1987-01-29 1988-05-03 Reeves Bros., Inc. Method for forming thermoformable polyurethane foam articles
JPH01168720A (ja) * 1987-12-25 1989-07-04 Toyobo Co Ltd 制振材料用粘弾性樹脂
WO1990004613A1 (fr) * 1988-10-25 1990-05-03 Asahi Glass Company Ltd. Mousse de polyurethane elastique et procede de production
JPH03244620A (ja) * 1990-02-23 1991-10-31 Asahi Glass Co Ltd ポリウレタンフォームの製造方法
US5300535A (en) * 1988-10-25 1994-04-05 Asahi Glass Company Ltd. Method for producing polyurethane flexible foam
DE3837351C1 (enExample) * 1988-11-03 1989-11-23 Th. Goldschmidt Ag, 4300 Essen, De
US4933373A (en) * 1989-04-06 1990-06-12 Minnesota Mining And Manufacturing Company Abrasive wheels
US4950694A (en) * 1989-06-29 1990-08-21 Union Carbide Chemicals And Plastics Company Inc. Preparation of polyurethane foams without using inert blowing agents
US5013810A (en) * 1990-02-09 1991-05-07 Mobay Corporation Impact absorbing media
US5093379A (en) * 1990-04-09 1992-03-03 Polymer Dynamics Technology, Inc. Heat stable polyurethane foams
DE4129666C2 (de) * 1991-09-06 1996-12-12 Stankiewicz Gmbh Verfahren zur Herstellung eines viscoelastischen Dämpfungsschaums mit adhäsiver Oberfläche
JPH0830345B2 (ja) * 1992-05-29 1996-03-27 日清紡績株式会社 地中梁変位吸収構造物及びその施工法
US5614566A (en) * 1993-02-10 1997-03-25 Th. Goldschmidt Ag. Method for the preparation of rigid foams having urethane and/or isocyanurate groups and being extensively open celled
JP2597300B2 (ja) * 1993-12-15 1997-04-02 三洋化成工業株式会社 軟質ポリウレタンフォームの製造方法
DE4438430A1 (de) * 1994-10-27 1996-05-02 Hoechst Ag Reaktive Emulgatoren auf Basis ungesättigter Polyurethane
US5510054A (en) * 1995-06-29 1996-04-23 Dow Italia S.P.A. Polyurethane elastomer and foam exhibiting improved abrasion resistance
DE69806752T2 (de) * 1997-05-23 2003-03-06 Kraton Polymers Research B.V., Amsterdam Verfahren zur herstellung von polyurethanschäumen
JP4621460B2 (ja) * 2004-09-07 2011-01-26 出光サートマー株式会社 液状重合体組成物
JP5101092B2 (ja) * 2006-11-30 2012-12-19 株式会社イノアックコーポレーション 車両用ポリウレタン発泡体
CA2674082C (en) 2006-12-29 2015-12-01 Johnson Controls Technology Company Polyurethane foam formulation, products and methods
DE102007023963B4 (de) * 2007-05-23 2014-01-02 Abi Anlagentechnik-Baumaschinen-Industriebedarf Maschinenfabrik Und Vertriebsgesellschaft Mbh Vorrichtung für einen Schwingungserreger
US7883071B2 (en) * 2008-05-21 2011-02-08 Raytheon Company Methods and apparatus for isolation system
JP2010201868A (ja) * 2009-03-05 2010-09-16 Toyo Tire & Rubber Co Ltd ウレタン製マウント部材の製造方法、およびウレタン製マウント部材
JPWO2010126098A1 (ja) * 2009-04-30 2012-11-01 株式会社クラレ ポリウレタン系ブロック共重合体
DE102013204991A1 (de) 2013-03-21 2014-09-25 Evonik Industries Ag Herstellung von Polyurethanschäumen, die Polyole auf Polyolefinbasis enthalten
CN107075078B (zh) * 2014-08-18 2022-01-04 巴斯夫欧洲公司 用于制备聚氨酯弹性体和热塑性聚氨酯的聚酯改性的聚丁二烯醇
CN112126034B (zh) * 2019-06-24 2022-05-17 北京化工大学 一种混合软段型聚氨酯阻尼材料及其制备方法
CN116023642B (zh) * 2022-12-07 2025-06-13 清远高新华园科技协同创新研究院有限公司 一种非离子双键单体及其制备的水性丙烯酸聚合物与应用
CN118530431B (zh) * 2024-07-25 2024-10-11 淄博德信联邦化学工业有限公司 高性能聚氨酯隔振器及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190712A (en) * 1974-06-21 1980-02-26 Mccord Corporation Low density energy management urethane foam
JPS5728415B2 (enExample) * 1975-02-11 1982-06-16
US4304872A (en) * 1979-04-28 1981-12-08 Bp Chemicals Limited Flexible polyurethane foams having substantial number of cells with internal residual cell surface of 60 to 90 percent
US4302552A (en) * 1980-07-01 1981-11-24 Nisshin Spinning Co., Ltd. Microcellular polyurethane vibration isolator
US4448903A (en) * 1983-07-25 1984-05-15 Mobay Chemical Corporation Novel system for the production of polyurethanes

Also Published As

Publication number Publication date
EP0173004B1 (en) 1989-02-22
JPH0458493B2 (enExample) 1992-09-17
JPS6136315A (ja) 1986-02-21
EP0173004A2 (en) 1986-03-05
US4689357A (en) 1987-08-25
DE3568368D1 (en) 1989-03-30
EP0173004A3 (en) 1986-11-26

Similar Documents

Publication Publication Date Title
CA1247298A (en) Vibration isolator
US4652495A (en) Resilient coat for tie of direct-connection type track
US4302552A (en) Microcellular polyurethane vibration isolator
US4987156A (en) Shock-absorbing polyurethane foam and production process thereof
US5093380A (en) Polyurethane flexible foam and method for its production
JP3959096B2 (ja) 新規な軟質ポリウレタンフォーム
CA1175994A (en) Process for the preparation of polyurethanes having a particular combination of polyols and extender
US6433034B1 (en) Flexible polyurethane foams
US4190712A (en) Low density energy management urethane foam
US9670307B2 (en) Polyurethane article with increased comfort
JP4624560B2 (ja) 低レジリエンスで低振動数の成形ポリウレタンフォーム
WO1990010657A1 (en) Polyurethane foam
EP0765354A1 (en) Process for preparing a flexible polyurethane foam
US5300535A (en) Method for producing polyurethane flexible foam
CN1243132A (zh) 聚氨酯泡沫体的制备方法
WO1994029361A1 (en) Process for making flexible foams
CA1080883A (en) Thermally stable polyurethane elastomer
WO1987004173A1 (en) Flexible polyurethane foams prepared from poly(alkylene carbonate) polyols
CA2345120A1 (en) Process for making microcellular polyurethane elastomers
WO2005052020A1 (ja) 軟質ポリウレタンフォーム、その製造方法、及びそれを用いた自動車用シート
RU2003136766A (ru) Очень мягкий полиуретановый эластомер
EP0449331B1 (en) Low-foaming polyurethane elastomer
CA2004392C (en) Mixtures of poly(alkylene carbonate) polyols and polymers of ethylenically unsaturated esters
JP3056630B2 (ja) 微細セル構造ポリウレタンエラストマー
US5231116A (en) Hydrophilic urethane prepolymer composition

Legal Events

Date Code Title Description
MKEX Expiry