DE69022905D1 - Akustisches Schwingungsmaterial. - Google Patents

Akustisches Schwingungsmaterial.

Info

Publication number
DE69022905D1
DE69022905D1 DE69022905T DE69022905T DE69022905D1 DE 69022905 D1 DE69022905 D1 DE 69022905D1 DE 69022905 T DE69022905 T DE 69022905T DE 69022905 T DE69022905 T DE 69022905T DE 69022905 D1 DE69022905 D1 DE 69022905D1
Authority
DE
Germany
Prior art keywords
acoustic vibration
vibration material
acoustic
vibration
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
DE69022905T
Other languages
English (en)
Other versions
DE69022905T2 (de
Inventor
Kunihiko Tokura
Masaru Uryu
Seiji Matsuura
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69022905D1 publication Critical patent/DE69022905D1/de
Publication of DE69022905T2 publication Critical patent/DE69022905T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/02—Polycondensates containing more than one epoxy group per molecule
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/02—Polycondensates containing more than one epoxy group per molecule
    • C08G59/12—Polycondensates containing more than one epoxy group per molecule of polycarboxylic acids with epihalohydrins or precursors thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins

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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Reinforced Plastic Materials (AREA)
  • Epoxy Resins (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE69022905T 1989-07-13 1990-07-11 Akustisches Schwingungsmaterial. Expired - Fee Related DE69022905T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1180853A JP2677870B2 (ja) 1989-07-13 1989-07-13 音響振動材料

Publications (2)

Publication Number Publication Date
DE69022905D1 true DE69022905D1 (de) 1995-11-16
DE69022905T2 DE69022905T2 (de) 1996-04-04

Family

ID=16090506

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69022905T Expired - Fee Related DE69022905T2 (de) 1989-07-13 1990-07-11 Akustisches Schwingungsmaterial.

Country Status (6)

Country Link
US (2) US5663220A (de)
EP (1) EP0408329B1 (de)
JP (1) JP2677870B2 (de)
KR (1) KR0180229B1 (de)
CA (1) CA2021016C (de)
DE (1) DE69022905T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5931792A (en) * 1997-11-06 1999-08-03 3M Innovative Properties Company Stethoscope chestpiece
US20030118814A1 (en) * 2001-12-20 2003-06-26 Workman Jerome James Absorbent structures having low melting fibers
KR20050079267A (ko) * 2004-02-05 2005-08-10 에스텍 주식회사 스피커용 진동판
DK1761602T3 (da) * 2004-06-22 2012-10-08 Trimurti Holding Corp Elastomere monoalkenylaren-konjugerede dien-blokcopolymerer
CN100579715C (zh) * 2008-08-11 2010-01-13 无锡圣马科技有限公司 喷雾泵电化铝壳抓口装配机
KR101383262B1 (ko) * 2014-01-10 2014-04-08 주식회사 아이토크콘트롤즈 액추에이터의 토크 제어 시스템
US11008503B2 (en) 2017-04-24 2021-05-18 Indorama Ventures Oxides Llc Water-in-oil hydraulic fracturing fluid and method of using such

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3444121A (en) * 1965-12-23 1969-05-13 Firestone Tire & Rubber Co Aqueous rubbery terpolymer latex containing an epoxy resin
US3616193A (en) * 1968-05-14 1971-10-26 Trw Inc Thermoset polydiene resin adhesive bonded laminates and methods of making same
US3853815A (en) * 1970-08-17 1974-12-10 Trw Inc Thermosetting cyclized polydiene resins
BE789450R (fr) * 1971-09-29 1973-01-15 Siemens Ag Matiere d'impregnation pour mats de fibres de
FR2265789B1 (de) * 1974-03-29 1978-01-13 Inst Francais Du Petrole
US3931354A (en) * 1974-08-26 1976-01-06 Trw Inc. Reaction products of carboxyl terminated 1,2-polybutadiene with epoxides and aromatic bis(maleimides)
US3926903A (en) * 1974-09-30 1975-12-16 United Technologies Corp Curable crack-resistant epoxy resin
US4002599A (en) * 1975-11-06 1977-01-11 Lord Corporation Epoxy resin compositions from glycidyl derivatives of aminophenols cured with tetracarboxylic dianhydrides
US4016022A (en) * 1975-12-30 1977-04-05 The United States Of America As Represented By The Secretary Of The Air Force Low flow, vacuum bag curable prepreg material for high performance composite systems
JPS55115794A (en) * 1979-02-27 1980-09-05 Toray Ind Inc Speaker
US4269759A (en) * 1979-08-01 1981-05-26 Celanese Corporation 3,3'-Tetraglycidylsulfonyldianiline thermosetting compositions and polybutadiene rubber modified thermosetting compositions prepared from the same
US4340715A (en) * 1981-05-26 1982-07-20 Lord Corporation Epoxy resin compositions cured with imide-amines
US4443566A (en) * 1983-04-25 1984-04-17 Celanese Corporation Sized reinforcing fibers suitable for use in composites of improved impact resistance
IL73921A0 (en) * 1983-12-29 1985-03-31 Hercules Inc Filament winding resins and their preparation
US4780507A (en) * 1985-04-09 1988-10-25 Mitsubishi Gas Chemical Co. Inc. Curable thermosetting cyanate ester composition
JPS62157500A (ja) * 1985-12-28 1987-07-13 Agency Of Ind Science & Technol 音響用振動板
US4734323A (en) * 1986-04-22 1988-03-29 Toyoda Gosei Co., Ltd. Vibration damping soundproof sheets for use in vehicles
US4879328A (en) * 1987-05-18 1989-11-07 Toray Industries Aromatic polyester composition and process for producing the same
JPH01229600A (ja) * 1988-03-09 1989-09-13 Sumitomo Rubber Ind Ltd スピーカー振動板
CA2005746C (en) * 1988-12-19 1994-05-31 Minoru Yoshinaka Soundproofing materials

Also Published As

Publication number Publication date
EP0408329A2 (de) 1991-01-16
EP0408329A3 (en) 1991-09-04
DE69022905T2 (de) 1996-04-04
KR910004060A (ko) 1991-02-28
CA2021016A1 (en) 1991-01-14
EP0408329B1 (de) 1995-10-11
KR0180229B1 (ko) 1999-05-15
CA2021016C (en) 2001-04-03
JP2677870B2 (ja) 1997-11-17
US6037411A (en) 2000-03-14
JPH0345100A (ja) 1991-02-26
US5663220A (en) 1997-09-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee