JP2005523196A - 密度勾配型パッド材及びその製造方法 - Google Patents
密度勾配型パッド材及びその製造方法 Download PDFInfo
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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
- D04H13/00—Other non-woven fabrics
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
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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
- D04H1/44—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
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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
- D04H1/54—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 by welding together the fibres, e.g. by partially melting or dissolving
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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
- D04H1/58—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 by applying, incorporating or activating chemical or thermoplastic bonding agents, e.g. adhesives
-
- 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
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
- D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
-
- 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
- D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
- D04H1/74—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being orientated, e.g. in parallel (anisotropic fleeces)
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
- G10K11/168—Plural layers of different materials, e.g. sandwiches
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- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
-
- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/69—Autogenously bonded nonwoven fabric
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- Y—GENERAL 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
- Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
- Y10T442/696—Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Nonwoven Fabrics (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Building Environments (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
Description
(1)パッド材の機械方向及び幅方向の材料強度増加。
3 密度勾配型パッド材
5 高密度化部分
7 低密度基材部分
9 カーペット
11 裏材
T 厚さ
H 熱ローラ
C 冷ローラ
Claims (29)
- 少なくとも一つの表面が、その厚さ方向の一部分の密度が厚さ方向の残りの部分の密度に対して高くなるように加工されており、加工後の空気流抵抗が200〜4000MKS Raylsの範囲にある単層構造の不織布材を備える密度勾配型パッド材であって、
前記単層構造の不織布材が向上した音響性能を有することを特徴とする、密度勾配型パッド材。 - 前記空気流抵抗が400〜2000MKS Raylsの範囲にあることを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記単層構造の不織布材を熱及び圧力で加工して前記高密度化部分を形成したことを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記単層構造の不織布材が熱可塑性繊維を少なくとも20%含むことを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記単層構造の不織布材が熱可塑性繊維を100%含むことを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記単層構造の不織布材の重量が0.5〜9oz/ft2の範囲にあることを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記単層構造の不織布材の重量が1.5〜6oz/ft2の範囲にあることを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記単層構造の不織布材の加工前の厚さが5〜40mmの範囲にあることを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記加工により、前記単層構造の不織布材の低周波数性能が高周波数性能を低下させることなく向上することを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記単層構造の不織布材が垂直ラップ加工した材料又は水平ラップ加工した材料であることを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記単層構造の材料がニードルパンチ、熱接合、接着剤接合、スティッチボンディング、水流絡合、湿式集積、空気集積、メルトブロー又はスパンボンディングにより形成されたことを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 前記高密度化部分の厚さが加工後の前記単層構造の不織布材全厚さの5〜80%の範囲にあることを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 加工後の前記単層構造の不織布材の厚さが25.4mm以下であることを特徴とする、請求項1に記載の前記密度勾配型パッド材。
- 加工後の前記単層構造の不織布材の厚さが25.4mm以下であることを特徴とする、請求項12に記載の前記密度勾配型パッド材。
- 単層構造の不織布材を提供する工程と、
加工後の前記単層構造の不織布材の空気流抵抗値が200〜4000MKS Raylsの範囲になり、その厚さ方向の一部分の密度が厚さ方向の残りの部分の密度に対して高くなるように前記単層構造の不織布材の少なくとも一つの表面を加工する工程とを備えることを特徴とする、高音響性能密度勾配型パッド材を製造する方法。 - 前記加工工程が、前記空気流抵抗が400〜2000MKS Raylsの範囲になるように形成する工程を更に備えることを特徴とする、請求項15に記載の方法。
- 前記加工工程が、加熱・加圧して前記高密度化部分を形成する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 前記加工工程が、前記単層構造の不織布材の上部表面を予備加熱する工程を更に含むことを特徴とする、請求項17に記載の方法。
- 前記単層構造の不織布材を提供する前記工程が、少なくとも20%の熱可塑性繊維を提供する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 前記単層構造の不織布材を提供する前記工程が、100%の熱可塑性繊維を提供する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 重量が0.5〜9oz/ft2の範囲になる前記単層構造の不織布材を形成する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 重量が1.5〜6oz/ft2の範囲になる前記単層構造の不織布材を形成する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 加工前の厚さが5〜40mmの範囲にある前記単層構造の不織布材を形成する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 前記単層構造の不織布材の低周波数性能を、高周波数性能を低下させることなく向上させる工程を更に含むことを特徴とする、請求項15に記載の方法。
- 前記単層構造の不織布材を提供する前記工程が、前記単層構造の不織布材を垂直ラップ加工又は水平ラップ加工により形成する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 前記単層構造の不織布材を提供する前記工程が、前記単層構造の不織布材をニードルパンチ、熱接合、接着剤接合、スティッチボンディング、水流絡合、湿式集積、空気集積、メルトブロー又はスパンボンディングにより形成する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 前記加工工程が、厚さが前記単層構造の不織布材の全厚さの5〜80%の範囲にある前記高密度化部分を形成する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 前記加工工程後の厚さが25.4mm以下の前記単層構造の不織布材を形成する工程を更に含むことを特徴とする、請求項15に記載の方法。
- 前記加工工程後の厚さが25.4mm以下の前記単層構造の不織布材を形成する工程を更に含むことを特徴とする、請求項27に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US37414002P | 2002-04-22 | 2002-04-22 | |
PCT/US2003/012173 WO2003089731A1 (en) | 2002-04-22 | 2003-04-22 | Gradient density padding material and method of making same |
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JP2005523196A true JP2005523196A (ja) | 2005-08-04 |
JP2005523196A5 JP2005523196A5 (ja) | 2006-06-08 |
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Application Number | Title | Priority Date | Filing Date |
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JP2003586434A Pending JP2005523196A (ja) | 2002-04-22 | 2003-04-22 | 密度勾配型パッド材及びその製造方法 |
Country Status (10)
Country | Link |
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US (1) | US8637414B2 (ja) |
EP (1) | EP1501987B1 (ja) |
JP (1) | JP2005523196A (ja) |
KR (1) | KR101002540B1 (ja) |
AU (1) | AU2003231005B2 (ja) |
BR (1) | BR0309489B1 (ja) |
CA (1) | CA2483709C (ja) |
DE (1) | DE60317658T2 (ja) |
MX (1) | MXPA04010440A (ja) |
WO (1) | WO2003089731A1 (ja) |
Cited By (3)
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JP2007186193A (ja) * | 2005-12-13 | 2007-07-26 | Takehiro:Kk | 超軽量な防音材 |
JP2008094231A (ja) * | 2006-10-11 | 2008-04-24 | Kasai Kogyo Co Ltd | 車両の防音構造 |
US8194879B2 (en) | 2005-12-13 | 2012-06-05 | Takehiro Co., Ltd. | Ultra-light sound insulator |
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US20040231914A1 (en) * | 2003-01-02 | 2004-11-25 | 3M Innovative Properties Company | Low thickness sound absorptive multilayer composite |
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JP2006047628A (ja) * | 2004-08-04 | 2006-02-16 | Toyobo Co Ltd | 吸音断熱材 |
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DE102004053751A1 (de) | 2004-11-06 | 2006-05-11 | Seeber Ag & Co. Kg | Akustik-Verkleidungsteil für ein Fahrzeug |
US7428803B2 (en) | 2005-05-17 | 2008-09-30 | Milliken & Company | Ceiling panel system with non-woven panels having barrier skins |
US7696112B2 (en) | 2005-05-17 | 2010-04-13 | Milliken & Company | Non-woven material with barrier skin |
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US7605097B2 (en) | 2006-05-26 | 2009-10-20 | Milliken & Company | Fiber-containing composite and method for making the same |
US7825050B2 (en) | 2006-12-22 | 2010-11-02 | Milliken & Company | VOC-absorbing nonwoven composites |
EP2176458A1 (en) * | 2007-07-30 | 2010-04-21 | 3M Innovative Properties Company | Porous facing material, acoustically attenuating composite, and methods of making and using the same |
US8461066B2 (en) * | 2007-08-02 | 2013-06-11 | Celanese Acetate Llc | Nonwoven from bulked filament tow |
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DE102009007891A1 (de) * | 2009-02-07 | 2010-08-12 | Willsingh Wilson | Resonanz-Schallabsorber in mehrschichtiger Ausführung |
ITMI20120148A1 (it) * | 2012-02-03 | 2013-08-04 | Eleda S R L | Pannello fonoassorbente e relativo metodo di realizzazione |
DE102013104715A1 (de) * | 2013-05-07 | 2014-11-13 | Johann Borgers GmbH | Hinterschäumbares Akustikelement eines Kraftfahrzeugkarosserieverkleidungsbauteils |
WO2016115138A1 (en) | 2015-01-12 | 2016-07-21 | Zephyros, Inc. | Acoustic floor underlay system |
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- 2003-04-22 JP JP2003586434A patent/JP2005523196A/ja active Pending
- 2003-04-22 EP EP03724126A patent/EP1501987B1/en not_active Expired - Lifetime
- 2003-04-22 US US10/419,765 patent/US8637414B2/en active Active
- 2003-04-22 KR KR1020047017041A patent/KR101002540B1/ko active IP Right Grant
- 2003-04-22 CA CA002483709A patent/CA2483709C/en not_active Expired - Lifetime
- 2003-04-22 BR BRPI0309489-8B1A patent/BR0309489B1/pt active IP Right Grant
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Also Published As
Publication number | Publication date |
---|---|
EP1501987B1 (en) | 2007-11-21 |
BR0309489B1 (pt) | 2013-09-10 |
CA2483709C (en) | 2009-10-13 |
CA2483709A1 (en) | 2003-10-30 |
AU2003231005A2 (en) | 2003-11-03 |
BR0309489A (pt) | 2005-02-09 |
KR101002540B1 (ko) | 2010-12-17 |
US8637414B2 (en) | 2014-01-28 |
DE60317658T2 (de) | 2008-10-30 |
AU2003231005A1 (en) | 2003-11-03 |
AU2003231005B2 (en) | 2006-09-21 |
US20030199216A1 (en) | 2003-10-23 |
EP1501987A1 (en) | 2005-02-02 |
MXPA04010440A (es) | 2005-05-27 |
DE60317658D1 (de) | 2008-01-03 |
KR20050018664A (ko) | 2005-02-23 |
WO2003089731A1 (en) | 2003-10-30 |
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