BRPI0621145A2 - material laminar isolante acústico e método para isolar acusticamente um espaço - Google Patents

material laminar isolante acústico e método para isolar acusticamente um espaço Download PDF

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Publication number
BRPI0621145A2
BRPI0621145A2 BRPI0621145-3A BRPI0621145A BRPI0621145A2 BR PI0621145 A2 BRPI0621145 A2 BR PI0621145A2 BR PI0621145 A BRPI0621145 A BR PI0621145A BR PI0621145 A2 BRPI0621145 A2 BR PI0621145A2
Authority
BR
Brazil
Prior art keywords
membrane
less
acoustic
rails
micrometers
Prior art date
Application number
BRPI0621145-3A
Other languages
English (en)
Portuguese (pt)
Inventor
David A Olson
Dam Gerald L Van
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of BRPI0621145A2 publication Critical patent/BRPI0621145A2/pt

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B1/8409—Sound-absorbing elements sheet-shaped
    • 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
    • B32B5/18—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 features of a layer of foamed material
    • 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
    • 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
    • B32B5/022—Non-woven fabric
    • 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
    • B32B5/08—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 the fibres or filaments of a layer being of different substances, e.g. conjugate fibres, mixture of different fibres
    • 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
    • B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/245—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
    • 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
    • B32B5/22—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—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 the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • 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
    • 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
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0253—Polyolefin fibres
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0261—Polyamide fibres
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0276—Polyester fibres
    • B32B2262/0284—Polyethylene terephthalate [PET] or polybutylene terephthalate [PBT]
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/02—Synthetic macromolecular fibres
    • B32B2262/0292—Polyurethane fibres
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/12—Conjugate fibres, e.g. core/sheath or side-by-side
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/14—Mixture of at least two fibres made of different materials
    • 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
    • B32B2266/00—Composition of foam
    • B32B2266/06—Open cell foam
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Electromagnetism (AREA)
  • Structural Engineering (AREA)
  • Multimedia (AREA)
  • Textile Engineering (AREA)
  • Nonwoven Fabrics (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Laminated Bodies (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
BRPI0621145-3A 2005-12-29 2006-12-20 material laminar isolante acústico e método para isolar acusticamente um espaço BRPI0621145A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/321,189 2005-12-29
US11/321,189 US7686132B2 (en) 2005-12-29 2005-12-29 Porous membrane
PCT/US2006/048648 WO2007078966A1 (en) 2005-12-29 2006-12-20 Porous membrane

Publications (1)

Publication Number Publication Date
BRPI0621145A2 true BRPI0621145A2 (pt) 2011-11-29

Family

ID=38223216

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0621145-3A BRPI0621145A2 (pt) 2005-12-29 2006-12-20 material laminar isolante acústico e método para isolar acusticamente um espaço

Country Status (9)

Country Link
US (1) US7686132B2 (enExample)
EP (1) EP1968789B1 (enExample)
JP (1) JP5586851B2 (enExample)
KR (1) KR101408581B1 (enExample)
CN (1) CN101351328B (enExample)
BR (1) BRPI0621145A2 (enExample)
CA (1) CA2635536A1 (enExample)
RU (1) RU2008126455A (enExample)
WO (1) WO2007078966A1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100196686A1 (en) * 2007-07-30 2010-08-05 Van Dam Gerald L Porous facing material, acoustically attenuating composite, and methods of making and using the same
US20090173570A1 (en) * 2007-12-20 2009-07-09 Levit Natalia V Acoustically absorbent ceiling tile having barrier facing with diffuse reflectance
WO2010144798A2 (en) * 2009-06-12 2010-12-16 Precision Fabrics Group, Inc. Acoustically tunable sound absorption articles and methods of making same
US8439161B2 (en) * 2009-06-12 2013-05-14 Precision Fabrics Group, Inc. Acoustically tunable sound absorption articles
US8403108B2 (en) * 2009-06-12 2013-03-26 Precision Fabrics Group, Inc. Acoustically tunable sound absorption articles and methods of making same
US8167085B2 (en) * 2009-08-07 2012-05-01 Smc Australia Pty Ltd Non-combustible sound-absorbing facing
CN102237079A (zh) * 2010-05-06 2011-11-09 财团法人工业技术研究院 具有隔音隔震结构的单元、阵列结构及其二者的制造方法
GB2483266B (en) * 2010-09-01 2013-03-06 Echo Barrier Ltd Sound absorbent barrier
WO2016051527A1 (ja) 2014-09-30 2016-04-07 コンパニー ゼネラール デ エタブリッスマン ミシュラン 吸音体
AU2015357086A1 (en) * 2014-12-05 2017-06-08 Eleda S.R.L. Sound-absorbing element and system
JPWO2017006993A1 (ja) * 2015-07-08 2018-04-19 名古屋油化株式会社 表皮材シート及びその製造方法並びに吸音材
US10460714B1 (en) 2016-02-05 2019-10-29 United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Broadband acoustic absorbers
WO2019162849A1 (en) * 2018-02-22 2019-08-29 Low & Bonar Inc. Composite acoustic layer
EP3758928B1 (en) * 2018-03-02 2021-12-01 Fibertex Nonwovens A/S Nonwoven fabric for acoustic isolation applications and a method for maunufacturing the same
USD895158S1 (en) 2018-04-13 2020-09-01 Caimi Brevetti S.P.A. Sound absorbing panel
USD894429S1 (en) 2018-04-13 2020-08-25 Caimi Brevetti S.P.A. Sound absorbing panel
USD895159S1 (en) 2018-04-13 2020-09-01 Caimi Brevetti S.P.A. Sound absorbing panel
FR3090471A1 (fr) * 2018-12-24 2020-06-26 Airbus Operations (S.A.S.) Procédé de fabrication d’une structure d’absorption acoustique comprenant un panneau alvéolaire intégrant des éléments acoustiques et structure d’absorption acoustique obtenue à partir dudit procédé
DE102019108169A1 (de) * 2019-03-29 2020-10-01 Röchling Automotive SE & Co. KG Kfz-Unterbodenverkleidung zur Absorption von Abrollgeräuschen am damit verkleideten Fahrzeug

Family Cites Families (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3532589A (en) * 1965-04-12 1970-10-06 Du Pont Differentially bonded non-woven sheet
US3971373A (en) * 1974-01-21 1976-07-27 Minnesota Mining And Manufacturing Company Particle-loaded microfiber sheet product and respirators made therefrom
CA1073648A (en) * 1976-08-02 1980-03-18 Edward R. Hauser Web of blended microfibers and crimped bulking fibers
DE3039651C2 (de) * 1980-10-21 1985-07-25 Fa. Carl Freudenberg, 6940 Weinheim Luftschallschluckende, verformte Platte
US4421203A (en) * 1982-08-25 1983-12-20 Bergamini John V W Roll-out layered expansible membranes (ROLEM)
JPS59186750A (ja) 1983-04-07 1984-10-23 Nippon Tokushu Toryo Kk ボンネツトフ−ド用吸音板
CH668282A5 (de) 1985-07-31 1988-12-15 Fibraconsult Management Und Be Akustische daemmplatte, verfahren zur herstellung derselben sowie einrichtung zur durchfuehrung dieses verfahrens.
US4813948A (en) * 1987-09-01 1989-03-21 Minnesota Mining And Manufacturing Company Microwebs and nonwoven materials containing microwebs
US5409573A (en) * 1988-05-10 1995-04-25 E. I. Du Pont De Nemours And Company Composites from wet formed blends of glass and thermoplastic fibers
JP2633990B2 (ja) * 1992-05-08 1997-07-23 ゲイツ フォームド−ファイバー プロダクツ インコーポレイテッド 改良した成形可能な不織複合材料及び製造方法
US5824973A (en) * 1992-09-29 1998-10-20 Johns Manville International, Inc. Method of making sound absorbing laminates and laminates having maximized sound absorbing characteristics
US5298694A (en) * 1993-01-21 1994-03-29 Minnesota Mining And Manufacturing Company Acoustical insulating web
US5848509A (en) * 1995-08-31 1998-12-15 Certainteed Corporation Encapsulated insulation assembly
JP3326057B2 (ja) 1995-09-13 2002-09-17 カネボウ株式会社 吸音性繊維製品
KR20000010588A (ko) * 1996-04-23 2000-02-15 이.아이,듀우판드네모아앤드캄파니 결합된 폴리올레핀 시트
WO1998018656A1 (de) 1996-10-29 1998-05-07 Rieter Automotive (International) Ag Ultraleichter multifunktionaler, schallisolierender bausatz
DE19708188C2 (de) * 1997-02-28 2001-05-10 Lohmann Gmbh & Co Kg Schallschutzmaterial
JP3213252B2 (ja) 1997-03-03 2001-10-02 カネボウ株式会社 吸音材およびその製造方法
US5886306A (en) * 1997-07-22 1999-03-23 Kg Fibers, Inc. Layered acoustical insulating web
US6062997A (en) * 1998-02-06 2000-05-16 Elenco Electronics, Inc. Magnetic dart system
EP1058618B1 (de) * 1998-03-03 2004-02-04 Rieter Automotive (International) Ag Schallabsorbierendes dünnschichtlaminat
IL126741A0 (en) * 1998-10-25 1999-08-17 Yam Daniel Solidification of fluid oils and their use
DE19861018C2 (de) * 1998-12-15 2001-06-13 Fraunhofer Ges Forschung Gesteuerter akustischer Wellenleiter zur Schalldämpfung
US6217691B1 (en) * 1998-12-24 2001-04-17 Johns Manville International, Inc. Method of making a meltblown fibrous insulation
US6296075B1 (en) * 2000-06-02 2001-10-02 Lear Corporation Lightweight acoustical system
US6669265B2 (en) * 2000-06-30 2003-12-30 Owens Corning Fiberglas Technology, Inc. Multidensity liner/insulator
AUPQ883000A0 (en) 2000-07-19 2000-08-10 I.N.C. Corporation Pty Ltd A thermoformable acoustic sheet
US6598584B2 (en) * 2001-02-23 2003-07-29 Clean Air Partners, Inc. Gas-fueled, compression ignition engine with maximized pilot ignition intensity
JP2004530925A (ja) 2001-06-01 2004-10-07 オウェンス コーニング アンダーカーペットシールド及びフロアパンインシュレータ
US6659223B2 (en) * 2001-10-05 2003-12-09 Collins & Aikman Products Co. Sound attenuating material for use within vehicles and methods of making same
US20030176131A1 (en) 2002-03-15 2003-09-18 Tilton Jeffrey A. Insulating material
US20040002274A1 (en) * 2002-06-27 2004-01-01 Tilton Jeffrey A. Decorative laminate for fibrous insulation products
US7000729B2 (en) * 2002-07-08 2006-02-21 Acoustek Nonwovens Five-layer sound absorbing pad: improved acoustical absorber
US7618907B2 (en) * 2002-08-02 2009-11-17 Owens Corning Intellectual Capital, Llc Low porosity facings for acoustic applications
US6893711B2 (en) * 2002-08-05 2005-05-17 Kimberly-Clark Worldwide, Inc. Acoustical insulation material containing fine thermoplastic fibers
AU2002336992A1 (en) 2002-08-21 2004-03-29 Hp-Chemie Pelzer Research And Development Ltd. Damping material
US20040077247A1 (en) * 2002-10-22 2004-04-22 Schmidt Richard J. Lofty spunbond nonwoven laminate
US6878427B2 (en) * 2002-12-20 2005-04-12 Kimberly Clark Worldwide, Inc. Encased insulation article
US20040131836A1 (en) * 2003-01-02 2004-07-08 3M Innovative Properties Company Acoustic web
US7320739B2 (en) * 2003-01-02 2008-01-22 3M Innovative Properties Company Sound absorptive multilayer composite
DE10324257B3 (de) * 2003-05-28 2004-09-30 Clion Ireland Ltd., Newton Schallabsorber, Verfahren zur Herstellung, und Verwendung
JP4691388B2 (ja) * 2004-04-28 2011-06-01 株式会社タケヒロ 超軽量な防音材

Also Published As

Publication number Publication date
EP1968789B1 (en) 2013-07-17
JP2009522597A (ja) 2009-06-11
KR20080080588A (ko) 2008-09-04
CN101351328A (zh) 2009-01-21
JP5586851B2 (ja) 2014-09-10
RU2008126455A (ru) 2010-02-10
US20070151800A1 (en) 2007-07-05
CN101351328B (zh) 2011-04-06
EP1968789A1 (en) 2008-09-17
CA2635536A1 (en) 2007-07-12
EP1968789A4 (en) 2012-01-25
KR101408581B1 (ko) 2014-06-17
WO2007078966A1 (en) 2007-07-12
US7686132B2 (en) 2010-03-30

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