DE68908469D1 - Elektrorheologische fluessigkeiten. - Google Patents

Elektrorheologische fluessigkeiten.

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Publication number
DE68908469D1
DE68908469D1 DE8989304794T DE68908469T DE68908469D1 DE 68908469 D1 DE68908469 D1 DE 68908469D1 DE 8989304794 T DE8989304794 T DE 8989304794T DE 68908469 T DE68908469 T DE 68908469T DE 68908469 D1 DE68908469 D1 DE 68908469D1
Authority
DE
Germany
Prior art keywords
electrorheological liquids
electrorheological
liquids
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 - Fee Related
Application number
DE8989304794T
Other languages
English (en)
Other versions
DE68908469T2 (de
Inventor
Hirotake Toa Nenryo K Tomizawa
Makoto Toa Nenryo Kogy Kanbara
Narihiko Toa Nenryo Yoshimura
Junichi Toa Nenryo Kogy Mitsui
Hiroshi Toa Nenryo Kogy Hirano
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.)
Tonen General Sekiyu KK
Original Assignee
Toa Nenryo Kogyyo KK
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
Priority claimed from JP63113600A external-priority patent/JPH01284594A/ja
Priority claimed from JP63113602A external-priority patent/JP2599963B2/ja
Priority claimed from JP63113601A external-priority patent/JPH01284595A/ja
Priority claimed from JP63240897A external-priority patent/JPH0291195A/ja
Application filed by Toa Nenryo Kogyyo KK filed Critical Toa Nenryo Kogyyo KK
Application granted granted Critical
Publication of DE68908469D1 publication Critical patent/DE68908469D1/de
Publication of DE68908469T2 publication Critical patent/DE68908469T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • F16D37/00—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive
    • F16D37/008—Clutches in which the drive is transmitted through a medium consisting of small particles, e.g. centrifugally speed-responsive the particles being carried by a fluid, to vary viscosity when subjected to electric change, i.e. electro-rheological or smart fluids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
    • C10M171/001—Electrorheological fluids; smart fluids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/02—Water
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/062—Oxides; Hydroxides; Carbonates or bicarbonates
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/06—Metal compounds
    • C10M2201/063—Peroxides
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    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/08—Inorganic acids or salts thereof
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    • C10M2201/08—Inorganic acids or salts thereof
    • C10M2201/081—Inorganic acids or salts thereof containing halogen
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    • C10M2201/083—Inorganic acids or salts thereof containing nitrogen nitrites
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    • C10M2201/085—Phosphorus oxides, acids or salts
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    • C10M2201/086—Chromium oxides, acids or salts
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    • C10M2201/103—Clays; Mica; Zeolites
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    • C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
    • C10M2207/02—Hydroxy compounds
    • C10M2207/021—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
    • C10M2207/022—Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms containing at least two hydroxy groups
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    • C10M2207/027—Neutral salts thereof
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    • C10M2207/122—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of seven or less carbon atoms monocarboxylic
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    • C10M2207/22—Acids obtained from polymerised unsaturated acids
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    • C10M2207/287—Partial esters
    • C10M2207/289—Partial esters containing free hydroxy groups
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    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
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    • C10M2215/02—Amines, e.g. polyalkylene polyamines; Quaternary amines
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    • C10M2219/044—Sulfonic acids, Derivatives thereof, e.g. neutral salts
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    • C10N2010/00—Metal present as such or in compounds
    • C10N2010/02—Groups 1 or 11
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Lubricants (AREA)
DE89304794T 1988-05-12 1989-05-11 Elektrorheologische Flüssigkeiten. Expired - Fee Related DE68908469T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP63113600A JPH01284594A (ja) 1988-05-12 1988-05-12 安定性及び応答性に優れた電気粘性流体
JP63113602A JP2599963B2 (ja) 1988-05-12 1988-05-12 高温安定性、応答性及び増粘効果に優れた電気粘性流体
JP63113601A JPH01284595A (ja) 1988-05-12 1988-05-12 高温安定性及び応答性に優れた電気粘性流体
JP63240897A JPH0291195A (ja) 1988-09-28 1988-09-28 高温安定性、応答性及び増粘効果に優れた電気粘性流体

Publications (2)

Publication Number Publication Date
DE68908469D1 true DE68908469D1 (de) 1993-09-23
DE68908469T2 DE68908469T2 (de) 1993-12-09

Family

ID=27470093

Family Applications (1)

Application Number Title Priority Date Filing Date
DE89304794T Expired - Fee Related DE68908469T2 (de) 1988-05-12 1989-05-11 Elektrorheologische Flüssigkeiten.

Country Status (2)

Country Link
EP (1) EP0342041B1 (de)
DE (1) DE68908469T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4026881A1 (de) * 1990-08-25 1992-02-27 Bayer Ag Elektroviskose fluessigkeiten auf der basis von polymerdispersionen mit elektrolythaltiger disperser phase
JPH04161497A (ja) * 1990-10-25 1992-06-04 Toray Dow Corning Silicone Co Ltd 電気粘性液体
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