KR900700673A - Dense carbonaceous fiber structure - Google Patents

Dense carbonaceous fiber structure

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KR900700673A
KR900700673A KR1019890702017A KR890702017A KR900700673A KR 900700673 A KR900700673 A KR 900700673A KR 1019890702017 A KR1019890702017 A KR 1019890702017A KR 890702017 A KR890702017 A KR 890702017A KR 900700673 A KR900700673 A KR 900700673A
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fibers
fiber
carbonaceous
primary
heat
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KR1019890702017A
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Korean (ko)
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KR970001582B1 (en
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피. 맥컬로우 2세 프란시스
베르넌 스넬그로브 알.
고스와미 부베니스 씨
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리차드 지. 워터맨
더 다우 케미칼 캄파니
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    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4209—Inorganic fibres
    • D04H1/4242—Carbon fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4282—Addition polymers
    • D04H1/43—Acrylonitrile series
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43835—Mixed fibres, e.g. at least two chemically different fibres or fibre blends
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4391—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres
    • D04H1/43918—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece characterised by the shape of the fibres nonlinear fibres, e.g. crimped or coiled fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00—Heating or cooling textile fabrics
    • D06C7/04—Carbonising or oxidising
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43838—Ultrafine fibres, e.g. microfibres

Abstract

A fibrous structure comprising a multiplicity of nonflammable, nonlinear, substantially irreversibly heat-set, first carbonaceous polymeric fibers, and at least one second nonflammable carbonaceous polymeric fiber, yarn or tow in an interlocking relationship with said first fibers; the fibrous structure is preferably densified and has a bulk density of from 4.8 to 32 kg/m<3>, and a process for producing the interlocked, fibrous structure useful as a thermal insulating and/or sound absorbing structure.

Description

조밀한 탄소상 섬유 구조체Dense carbonaceous fiber structure

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (21)

다중 난연성, 비선상, 거의 바가역적으로 열-고정된, 1차 탄소상 중합체성 섬유(여기서 1차 섬유는 탄성, 형상재형성 및 신장성이고 양면 편향비가 1.2 : 1 이상이며 종횡비가 10 : 1 이상이다) ; 및 교략(interlock)된 섬유상 구조체를 형성하는 1차 섬유와 교락관계로 혼입된 적어도 하나의 2차 난연성, 거의 바가역적으로 열-고정된, 탄소상 중합체성 섬유, 사 또는 토우를 포함하는 섬유상 구조체.Primary flame retardant, nonlinear, almost reversibly heat-fixed, primary carbonaceous polymeric fibers, wherein the primary fibers are elastic, reshapeable, and extensible with a bilateral deflection ratio of at least 1.2: 1 and an aspect ratio of 10: 1 More than that; And at least one secondary flame retardant, almost reversibly heat-fixed, carbonaceous polymeric fiber, yarn or tow, interlaced with the primary fiber forming the interlocked fibrous structure. . 제1항에 있어서, 교락하는 섬유상 구조체가 조밀하고 벌크 밀도가 4.8 내지 32㎏/㎥인 구조체.The structure of claim 1 wherein the interlaced fibrous structure is dense and has a bulk density of 4.8 to 32 kg / m 3. 제1항에 있어서, 1차 및 2차 탄소상 섬유가 안정화된 중합체성 전구체 섬유 또는 직경이 4 내지 25㎛인 피치계 전구체 섬유로부터 유도되는 구조체.The structure of claim 1 wherein the primary and secondary carbonaceous fibers are derived from stabilized polymeric precursor fibers or pitch-based precursor fibers having a diameter of 4 to 25 μm. 제3항에 있어서, 중합체성 전구체 섬유가 아크릴로 니트릴 단일중합체, 아크릴로니트릴 공중합체 및 아크릴로 니트릴 삼원공중합체 (여기서, 공중합체 및 삼원공중합체는 아크릴산 단위 85몰 % 이상 및 다른 중합체와 공중합된 하나 이상의 모노비닐 단위 15몰% 이하를 함유한다)중에서 선택되는 아크릴성 섬유인 구조체.4. The method of claim 3 wherein the polymeric precursor fibers are acrylonitrile homopolymers, acrylonitrile copolymers and acrylonitrile terpolymers, wherein the copolymers and terpolymers are copolymerized with at least 85 mole percent acrylic acid units and other polymers. Containing at most 15 mole percent of one or more monovinyl units). 제1항 내지 4항 중 어느 한 항에 있어서, 탄소상 섬유의 탄소 함량이 65% 이상이고, LOI 값이 40 이상인 구조체.The structure according to any one of claims 1 to 4, wherein the carbon content of the carbonaceous fibers is at least 65% and the LOI value is at least 40. 제5항에 있어서, 탄소상 섬유가 도전성이고, 탄소 함량이 85% 이상이며, 개개 섬유의 정상 직경이 7 내지 20㎛인 섬유의 6K 토우상에서 측정한 전기저항이 4×103ohms/cm인 구조체.The method of claim 5, wherein the carbon fibers are conductive, and a carbon content of at least 85%, electric resistance is 4 × 10 3 ohms / cm normal diameter of the individual fibers, measured on a 6K tow of fibers 7 to 20㎛ Structure. 제5항에 있어서, 탄소상 섬유가 절연성이거나 정전 유전 특성을 갖지않고, 탄소함량이 85% 이하이며, 개개 섬유의 정상 직경이 7 내지 20㎛인 섬유의 5K 토우상에서 측정한 전기저항이 4×103ohms/cm 이상인 구조체.The electrical resistance measured on a 5K tow of a fiber according to claim 5, wherein the carbonaceous fiber has no insulating or electrostatic dielectric properties, the carbon content is 85% or less, and the normal diameter of the individual fibers is 7 to 20 µm. Structures greater than 10 3 ohms / cm. 제5항에 있어서, 탄소상 섬유가 낮은 도전성 및 정전유전 특성을 가지고, 탄소함량이 85% 이하이며, 개개 섬유의 정상직경이 7 내지 20㎛인 섬유의 6K 토우상에서 측정한 전기저항 4×106내지 4×103ohms/cm인 구조체.6. The electrical resistance of the fiber according to claim 5, wherein the carbonaceous fiber has low conductivity and electrostatic dielectric properties, has a carbon content of 85% or less, and has a normal diameter of 7 to 20 µm. 6 to 4 × 10 3 ohms / cm. 제1항 내지 8항 중 어느 한 항에 있어서, 1차 탄소상 섬유가 정현파 또는 코일상 배열을 가지고 섬유 구조체가 부직포, 양모상 플러프, 배팅 또는 웹의 형태이며, 2차 탄소상섬유가 선상 또는 비선상 배열 및 1차 탄소상 섬유보다 더 큰 데니어를 갖는 구조체.The method according to any one of claims 1 to 8, wherein the primary carbonaceous fibers have a sinusoidal or coiled arrangement and the fiber structure is in the form of a nonwoven, wool fluff, batting or web, and the secondary carbonaceous fibers are linear. Or a structure having a nonlinear arrangement and denier larger than the primary carbonaceous fibers. 1차 섬유내로 1차 섬유와 교락 관계에 있는 적어도 하나의 열고정되지 않은 2차 탄소상 중합체성 섬유를 혼입한 후, 교락하는 2차 섬유, 사 또는 토우를 열고정시키기 위해서 불활성 대기 중에서 섬유상 구조체를 열 처리하는 단계를 포함함을 특징으로 하여, 다수의 난연성, 비선상, 거의 비가역적으로 열고정된 1차 탄소상 중합체성 섬유의 섬유상 구조체를 형성시키는 방법.Incorporating at least one non-heated secondary carbonaceous polymeric fiber entangled with the primary fiber into the primary fiber, and then fibrous structure in an inert atmosphere to heat-set the entangled secondary fiber, yarn or tow. And heat treating a plurality of flame retardant, non-linear, almost irreversibly heat-setting fibrous structures of primary carbonaceous polymeric fibers. 제10항에 있어서, 2차 섬유, 사 또는 토우를 비가역적으로 열고정시킬 수 있는 탄소상 중합체성 전구체 물질로부터 제조하여 1차 열고정된 탄소상 섬유와 유사하거나 동일한 조성의 탄소상 섬유, 사 또는 토우를 형성시키는 방법.The carbonaceous fiber, yarn according to claim 10, prepared from a carbonaceous polymeric precursor material capable of irreversibly heat-setting the secondary fiber, yarn or tow, and having a composition similar to or the same as the primary heat-set carbonaceous fiber. Or a method of forming a tow. 제10항 또는 제11항에 있어서, 섬유가 아크릴성 섬유이고, 2차 섬유, 사 또는 토우에 영구적인 고정을 부여하기 위해서 불활성 대기 중에 525℃이상의 온도에서, 2차 열고정되지 않은 교락 섬유를 함유하는 섬유상 구조체를 열처리하는 단계를 포함하는 방법.12. The entangled fiber which is not secondary heat set according to claim 10 or 11, wherein the fiber is an acrylic fiber and at a temperature of 525 DEG C or higher in an inert atmosphere to impart permanent fixation to the secondary fiber, yarn or tow. Heat-treating the fibrous structure containing. 제10항 내지 12항 중 어느 한 항에 있어서, 섬유상 구조체가 양모상 플러프(wool-like fluff), 매팅(matting), 펠팅(felting) 또는 배팅(batting) 형태이고, 2차 섬유, 사 또는 토우를 섬유상 구조체에 제공하여 구조체를 4.8 내지 32㎢/㎥의 벌크 밀도로 조밀화시켜 구조체에 보전성 및 취급적성을 제공하는 방법.The fibrous structure according to claim 10, wherein the fibrous structure is in the form of a wool-like fluff, matting, felting or batting and is a secondary fiber, yarn or Providing a tow to the fibrous structure to densify the structure to a bulk density of 4.8 to 32 GPa / m 3 to provide integrity and handleability to the structure. 제10항 내지 13항중 어느 한 항에 있어서, 1차 섬유 내로의 2차 섬유의 혼입이 니들-펀칭(needle-punching)에 의해 수행되는 방법.The method of claim 10, wherein incorporation of the secondary fibers into the primary fibers is performed by needle-punching. 제10항 내지 14항 중 어느 한 항에 있어서, 2차 탄소상 섬유가 1차 탄소상 섬유와 동일하거나 상이한 조성의 섬유 중에서 선택되는 방법.The method of claim 10, wherein the secondary carbonaceous fibers are selected from fibers of the same or different composition as the primary carbonaceous fibers. 제10항 내지 15항 중 어느 한 항에 있어서, 혼입된 2차 섬유가 배팅으로부터 유도되는 방법.The method of claim 10, wherein the incorporated secondary fiber is derived from a bet. 제10항 내지 16항 중 어느 한 항에 있어서, 2차 섬유가 선상 또는 비선상 섬유인 방법.The method according to any one of claims 10 to 16, wherein the secondary fibers are linear or nonlinear fibers. 제10항 내지 17항 중 어느 한 항에 있어서, 섬유상 구조체가 다수의 배팅을 포함하는 방법.The method of claim 10, wherein the fibrous structure comprises a plurality of bets. 제18항에 있어서, 적어도 하나의 배팅이 탄소함량이 85% 이상인 탄소상 섬유를 포함하는 방법.19. The method of claim 18, wherein the at least one bet comprises carbonaceous fibers having a carbon content of at least 85%. 제18항에 있어서, 적어도 하나의 배팅이 선상 섬유를 포함하는 방법.19. The method of claim 18, wherein the at least one bet comprises linear fibers. 양면 편향비가 1.2 : 1 이상이고, 종횡비가 10 : 1 이상이며, 제한된 산소 지수가 40 이상인, 산화된 폴리아크릴로니트릴로부터 유도된 1차 비선상, 탄성, 형태 재형성, 신장성, 난연성, 열-고정된 탄소상 섬유로 이루어진 1차 배팅을 생성시킨 다음; 이 1차 배팅 위에 폴리아크릴로 니트릴 섬유로 이루어진 적어도 하나의 2차 배팅을 첨가하고; 2차 배팅으로부터의 폴리아크릴로니트릴 섬유를 1차 배팅의 열-고정 섬유와 결합시킨 후; 2차 배팅을 거의 영구적으로 열-고정시키기 위해서 완전하게 조밀하게 된 구조를 열처리 하는 단계를 포함함을 특징으로 하여, 다중 배팅 구조체를 형성시키는 방법.Primary nonlinear, elastic, morphological reforming, elongation, flame retardancy, heat, derived from oxidized polyacrylonitrile with a bilateral deflection ratio of at least 1.2: 1, an aspect ratio of at least 10: 1, and a limited oxygen index of at least 40 Creating a first bet consisting of fixed carbonaceous fibers; Add at least one secondary bet of polyacrylonitrile fiber on this primary bet; Combining the polyacrylonitrile fiber from the secondary bet with the heat-fixed fiber of the primary bet; And heat-treating the fully compacted structure to thermally fix the secondary bet almost permanently. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890702017A 1988-03-04 1989-02-21 Densified carbonaceous fiber structures KR970001582B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16392388A 1988-03-04 1988-03-04
US163,923 1988-03-04
PCT/US1989/000673 WO1989008162A1 (en) 1988-03-04 1989-02-21 Densified carbonaceous fiber structures

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KR1019890702017A KR970001582B1 (en) 1988-03-04 1989-02-21 Densified carbonaceous fiber structures

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100337536B1 (en) * 2000-05-31 2002-05-22 김용민 A process of preparing for the composite nonwoven fabric with activated carbon fiber

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5145732A (en) * 1989-03-01 1992-09-08 Osaka Gas Company Limited High bulk density carbon fiber felt and thermal insulator
US5292460A (en) * 1989-03-01 1994-03-08 Osaka Gas Company Limited Method of manufacturing a high bulk density carbon fiber felt
DE4018727C2 (en) * 1990-03-23 1994-10-06 Freudenberg Carl Fa Flame barrier made of nonwoven
JP2952271B2 (en) * 1990-08-23 1999-09-20 株式会社ペトカ Carbon fiber felt excellent in high-temperature insulation properties and method for producing the same
EP0543147B1 (en) * 1991-10-18 1997-06-25 PETOCA Ltd. Carbon fiber felt and process for its production

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55101224A (en) * 1979-01-30 1980-08-01 Ichikawa Woolen Textile Multiilayer needle felt cushion material
JPS5876730U (en) * 1981-11-18 1983-05-24 市川毛織株式会社 Heat-resistant parts for rear equipment of aluminum extrusion press machine
JPS5851056A (en) * 1981-09-22 1983-03-25 Nippon Steel Corp Article-working equipment for maintaining high operating rate
DE3328291C2 (en) * 1983-08-05 1986-10-02 Günter Horst 7927 Sontheim Röhm Clamping device on workpiece or tool spindles of lathes for power-operated workpiece holders, especially chucks
CA1284858C (en) * 1985-04-18 1991-06-18 Francis Patrick Mccullough, Jr. Nonlinear carbonaceuous fiber having a spring-like structural configuration and methods of manufacture
US4631118A (en) * 1985-05-02 1986-12-23 The Dow Chemical Company Low resistance collector frame for electroconductive organic, carbon and graphitic materials
US4643931A (en) * 1985-09-09 1987-02-17 The Dow Chemical Company Method and materials for manufacture of anti-static carpet having tufts containing electroconductive carbonized filaments or fibers
DE3750256T2 (en) * 1986-10-14 1994-10-27 Dow Chemical Co SOUND AND THERMAL DAMPING.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100337536B1 (en) * 2000-05-31 2002-05-22 김용민 A process of preparing for the composite nonwoven fabric with activated carbon fiber

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JPH02503449A (en) 1990-10-18
AU618322B2 (en) 1991-12-19
ATE100877T1 (en) 1994-02-15
MX173656B (en) 1994-03-22
JPH0791749B2 (en) 1995-10-04
NZ228124A (en) 1991-08-27
ES2049804T3 (en) 1994-05-01
DE68912629D1 (en) 1994-03-10
AU3099889A (en) 1989-09-07
BR8905710A (en) 1990-11-20
EP0336464A3 (en) 1990-05-30
KR970001582B1 (en) 1997-02-11
CA1310483C (en) 1992-11-24
ZA891643B (en) 1990-11-28
EP0336464A2 (en) 1989-10-11
DE68912629T2 (en) 1994-05-11
EP0336464B1 (en) 1994-01-26
WO1989008162A1 (en) 1989-09-08

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