CA2224985A1 - Method of attenuating sound, and acoustical insulation therefor - Google Patents

Method of attenuating sound, and acoustical insulation therefor Download PDF

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Publication number
CA2224985A1
CA2224985A1 CA002224985A CA2224985A CA2224985A1 CA 2224985 A1 CA2224985 A1 CA 2224985A1 CA 002224985 A CA002224985 A CA 002224985A CA 2224985 A CA2224985 A CA 2224985A CA 2224985 A1 CA2224985 A1 CA 2224985A1
Authority
CA
Canada
Prior art keywords
nonwoven web
staple fibers
weight percent
web
heat activatable
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.)
Abandoned
Application number
CA002224985A
Other languages
English (en)
French (fr)
Inventor
Delton R. Thompson
Randall L. Knoll
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.)
3M Co
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2224985A1 publication Critical patent/CA2224985A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/006—Pressing and sintering powders, granules or fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B60R13/0815—Acoustic or thermal insulation of passenger compartments
    • 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
    • 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
    • D04H1/558—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 in combination with mechanical or physical treatments other than embossing
    • 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
    • D04H1/56—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 in association with fibre formation, e.g. immediately following extrusion of staple fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/021—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • B29C2043/023—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface having a plurality of grooves
    • B29C2043/025—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface having a plurality of grooves forming a microstructure, i.e. fine patterning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/04—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles using movable moulds
    • B29C2043/043—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles using movable moulds rotating on their own axis without linear displacement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/34—Feeding the material to the mould or the compression means
    • B29C2043/3433—Feeding the material to the mould or the compression means using dispensing heads, e.g. extruders, placed over or apart from the moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/34—Feeding the material to the mould or the compression means
    • B29C2043/345—Feeding the material to the mould or the compression means using gas, e.g. air, to transport non liquid material
    • B29C2043/3455—Feeding the material to the mould or the compression means using gas, e.g. air, to transport non liquid material for particles, powder, fibres, e.g. fluidized or sprayed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/44—Compression means for making articles of indefinite length
    • B29C43/46—Rollers
    • B29C2043/461—Rollers the rollers having specific surface features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
    • B29C43/222—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length characterised by the shape of the surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005—Body finishings
    • B29L2031/3041—Trim panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
    • B60R11/0217—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof for loud-speakers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B60R13/0815—Acoustic or thermal insulation of passenger compartments
    • B60R13/083—Acoustic or thermal insulation of passenger compartments for fire walls or floors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B60R13/0892—Insulating elements, e.g. for sound insulation for humidity insulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R2011/0001—Arrangements for holding or mounting articles, not otherwise provided for characterised by position
    • B60R2011/0003—Arrangements for holding or mounting articles, not otherwise provided for characterised by position inside the vehicle
    • B60R2011/0019—Side or rear panels
    • B60R2011/0021—Doors
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/903—Microfiber, less than 100 micron diameter
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/249933—Fiber embedded in or on the surface of a natural or synthetic rubber matrix
    • Y10T428/249939—Two or more layers
    • 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
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249924—Noninterengaged fiber-containing paper-free web or sheet which is not of specified porosity
    • Y10T428/24994—Fiber embedded in or on the surface of a polymeric matrix
    • Y10T428/249942—Fibers are aligned substantially parallel
    • Y10T428/249943—Fiber is nonlinear [e.g., crimped, sinusoidal, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Nonwoven Fabrics (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Building Environments (AREA)
CA002224985A 1995-06-23 1996-06-21 Method of attenuating sound, and acoustical insulation therefor Abandoned CA2224985A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US46795P 1995-06-23 1995-06-23
US60/000,467 1995-06-23

Publications (1)

Publication Number Publication Date
CA2224985A1 true CA2224985A1 (en) 1997-01-09

Family

ID=21691639

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002224985A Abandoned CA2224985A1 (en) 1995-06-23 1996-06-21 Method of attenuating sound, and acoustical insulation therefor

Country Status (10)

Country Link
US (1) US5841081A (enExample)
EP (1) EP0833973B1 (enExample)
JP (1) JP4078451B2 (enExample)
KR (1) KR100405073B1 (enExample)
AU (1) AU6286996A (enExample)
BR (1) BR9608987A (enExample)
CA (1) CA2224985A1 (enExample)
DE (1) DE69607164T2 (enExample)
ES (1) ES2143209T3 (enExample)
WO (1) WO1997000989A1 (enExample)

Families Citing this family (103)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6720068B1 (en) * 1998-03-03 2004-04-13 Rieter Automotive (International) Ag Sound absorbent thin-layer laminate
CH693409A5 (de) * 1998-11-12 2003-07-31 Rieter Automotive Int Ag Schallabsorbierendes Dünnschichtlaminat.
US6555042B1 (en) * 1998-07-24 2003-04-29 Lear Corporation Method of making a vehicle headliner assembly with integral speakers
US6977109B1 (en) * 1998-07-24 2005-12-20 3M Innovative Properties Company Microperforated polymeric film for sound absorption and sound absorber using same
JP2001036988A (ja) * 1999-07-21 2001-02-09 Mitsubishi Electric Corp スピーカ装置
AU7987000A (en) * 1999-10-29 2001-05-08 Owens Corning Fibrous acoustical insulation product
US20040028958A1 (en) * 2002-06-18 2004-02-12 Total Innovative Manufacturing Llc Recyclable fire-resistant moldable batt and panels formed therefrom
US6220388B1 (en) * 2000-01-27 2001-04-24 Strandtek International, Inc. Acoustical insulation panel
WO2001091104A1 (en) 2000-05-25 2001-11-29 Aica Engineering Co., Ltd. Surface material and method of suppressing influence of surface wave
AU2002232966A1 (en) * 2000-06-05 2002-04-29 Dunstan Walter Runciman Materials which have sound absorbing properties
US6598701B1 (en) 2000-06-30 2003-07-29 3M Innovative Properties Company Shaped microperforated polymeric film sound absorbers and methods of manufacturing the same
US6572723B1 (en) 2000-06-30 2003-06-03 Owens Corning Fiberglas Technology, Inc. Process for forming a multilayer, multidensity composite insulator
US6827894B1 (en) * 2000-06-30 2004-12-07 Owens Corning Fiberglas Technology, Inc. Process for forming composite insulator
US6669265B2 (en) 2000-06-30 2003-12-30 Owens Corning Fiberglas Technology, Inc. Multidensity liner/insulator
US6955845B1 (en) 2000-06-30 2005-10-18 Owens Corning Fiberglas Technology, Inc. Acoustical and thermal insulator
AUPQ883000A0 (en) * 2000-07-19 2000-08-10 I.N.C. Corporation Pty Ltd A thermoformable acoustic sheet
US6490828B1 (en) 2000-07-20 2002-12-10 Steelcase Development Corporation Partition wall system
DE10035679A1 (de) * 2000-07-21 2002-01-31 Inst Neue Mat Gemein Gmbh Nanoskalige Korundpulver, daraus gefertigte Sinterkörper und Verfahren zu deren Herstellung
US6667254B1 (en) 2000-11-20 2003-12-23 3M Innovative Properties Company Fibrous nonwoven webs
US7080712B2 (en) * 2001-01-23 2006-07-25 Kasai Kogyo Co., Ltd. Soundproof material for vehicle and method of manufacturing the material
US6562170B2 (en) 2001-02-07 2003-05-13 Tredegar Film Products Corporation Method of producing film having a cloth-like look and feel
DE10114553A1 (de) * 2001-03-24 2002-09-26 Quadrant Plastic Composites Ag Verfahren zur Herstellung eines dicken, thermoplastisch verformbaren, faserverstärkten Halbzeugs
CA2445060C (en) * 2001-06-01 2012-04-03 Owens Corning Liner or insulator with nonlaminate acoustical and thermal insulating layer
US20040163724A1 (en) * 2001-09-06 2004-08-26 Mark Trabbold Formaldehyde-free duct liner
US20040180598A1 (en) * 2001-09-06 2004-09-16 Alain Yang Liquid sorbent material
US20040176003A1 (en) * 2001-09-06 2004-09-09 Alain Yang Insulation product from rotary and textile inorganic fibers and thermoplastic fibers
US20050160711A1 (en) * 2004-01-28 2005-07-28 Alain Yang Air filtration media
US20040192141A1 (en) * 2001-09-06 2004-09-30 Alain Yang Sub-layer material for laminate flooring
US6802389B2 (en) 2001-12-07 2004-10-12 Collins & Aikman Products Co. Multi-density sound attenuating laminates and methods of making same
DE10163576B4 (de) * 2001-12-21 2006-07-20 Sandler Ag Isolations-Material
FR2836748B1 (fr) * 2002-03-04 2004-08-27 Sai Automotive Sommer Ind Insonorisant de type masse-ressort
US20030176131A1 (en) * 2002-03-15 2003-09-18 Tilton Jeffrey A. Insulating material
US20030176128A1 (en) * 2002-03-15 2003-09-18 L&L Products, Inc. Structurally reinforced panels
MXPA04010440A (es) * 2002-04-22 2005-05-27 Lydall Inc Material de relleno de densidad gradiente y metodo para hacer el mismo.
US6916752B2 (en) * 2002-05-20 2005-07-12 3M Innovative Properties Company Bondable, oriented, nonwoven fibrous webs and methods for making them
US20040006926A1 (en) * 2002-07-15 2004-01-15 Neeley Clifton B. Climate controlled practice facility and method utilizing the same
US6827764B2 (en) * 2002-07-25 2004-12-07 3M Innovative Properties Company Molded filter element that contains thermally bonded staple fibers and electrically-charged microfibers
US20040018353A1 (en) * 2002-07-25 2004-01-29 L&L Products, Inc. Composite metal foam damping/reinforcement structure
US6893711B2 (en) * 2002-08-05 2005-05-17 Kimberly-Clark Worldwide, Inc. Acoustical insulation material containing fine thermoplastic fibers
US20050026527A1 (en) * 2002-08-05 2005-02-03 Schmidt Richard John Nonwoven containing acoustical insulation laminate
US6811864B2 (en) * 2002-08-13 2004-11-02 L&L Products, Inc. Tacky base material with powder thereon
US20040077247A1 (en) * 2002-10-22 2004-04-22 Schmidt Richard J. Lofty spunbond nonwoven laminate
US7476632B2 (en) * 2002-11-15 2009-01-13 3M Innovative Properties Company Fibrous nonwoven web
US20040197468A1 (en) * 2002-12-19 2004-10-07 Paul Geel Methods of forming flexible decorative veils
US7218745B2 (en) * 2002-12-23 2007-05-15 Lear Corporation Headliner transducer covers
US7320739B2 (en) 2003-01-02 2008-01-22 3M Innovative Properties Company Sound absorptive multilayer composite
US20060128246A1 (en) * 2003-03-31 2006-06-15 Peter Anderegg Acoustically effective nonwoven material for vehicle liners
US8039091B2 (en) * 2003-04-23 2011-10-18 Owens Corning Intellectual Capital, Llc Decorative panel with surface printing
GB2401349A (en) 2003-05-08 2004-11-10 L & L Products Reinforcement for a vehicle panel
DE10324257B3 (de) * 2003-05-28 2004-09-30 Clion Ireland Ltd., Newton Schallabsorber, Verfahren zur Herstellung, und Verwendung
US20040247819A1 (en) * 2003-06-09 2004-12-09 3M Innovative Properties Company Casing-free insulation blanket
JP4522058B2 (ja) * 2003-07-18 2010-08-11 スリーエム イノベイティブ プロパティズ カンパニー 素材の成形装置及び成形方法並びに成形された不織布物品
US7294218B2 (en) * 2003-10-17 2007-11-13 Owens Corning Intellectual Capital, Llc Composite material with improved structural, acoustic and thermal properties
US20080251187A1 (en) * 2003-10-17 2008-10-16 Enamul Haque Composite material with improved structural, acoustic and thermal properties
US20050266757A1 (en) * 2003-10-17 2005-12-01 Roekens Bertrand J Static free wet use chopped strands (WUCS) for use in a dry laid process
US7409959B2 (en) * 2003-10-29 2008-08-12 Whirlpool Corporation Dishwasher and motor cavity sound attenuator
US7521386B2 (en) 2004-02-07 2009-04-21 Milliken & Company Moldable heat shield
US20070151658A1 (en) * 2004-03-12 2007-07-05 Surendra Khambete Contoured mold for forming decouplers for attenuating sound in a vehicle
CN100528546C (zh) 2004-05-07 2009-08-19 美利肯公司 耐热耐火防护板
US20060019055A1 (en) * 2004-07-21 2006-01-26 Lester Donald H Jr Hook and loop fastener device
US7981822B2 (en) * 2004-07-21 2011-07-19 Aplix S.A. Hook and loop fastener device
US20060037630A1 (en) * 2004-08-03 2006-02-23 Rowland Griffin Acoustic insulation blanket for dishwashers
US20060057351A1 (en) * 2004-09-10 2006-03-16 Alain Yang Method for curing a binder on insulation fibers
US7500541B2 (en) * 2004-09-30 2009-03-10 Kimberly-Clark Worldwide, Inc. Acoustic material with liquid repellency
US7566475B2 (en) * 2004-11-09 2009-07-28 International Automotive Components Group North America, Inc. Acoustic insulator with controlled airflow resistance and method of making same
US7279059B2 (en) * 2004-12-28 2007-10-09 Owens Corning Intellectual Capital, Llc Polymer/WUCS mat for use in automotive applications
US20060137799A1 (en) * 2004-12-29 2006-06-29 Enamul Haque Thermoplastic composites with improved sound absorbing capabilities
WO2006107847A2 (en) 2005-04-01 2006-10-12 Buckeye Technologies Inc. Nonwoven material for acoustic insulation, and process for manufacture
US7837009B2 (en) * 2005-04-01 2010-11-23 Buckeye Technologies Inc. Nonwoven material for acoustic insulation, and process for manufacture
DE102005019204B4 (de) * 2005-04-28 2007-08-02 Daimlerchrysler Ag Vorrichtung zur Schallabsorption und -reduktion im Fahrzeuginnenraum
US7709405B2 (en) 2005-05-17 2010-05-04 Milliken & Company Non-woven composite
US7341963B2 (en) * 2005-05-17 2008-03-11 Milliken & Company Non-woven material with barrier skin
US20070044206A1 (en) * 2005-08-29 2007-03-01 Sato Luciana M Hearing protective earmuff device having frictionally engageable ear cups
US7444687B2 (en) * 2005-08-29 2008-11-04 3M Innovative Properties Company Hearing protective device that includes cellular earmuffs
BRPI0706927A2 (pt) 2006-01-18 2011-04-19 Buckeye Technologies Material pegajoso, processo para a produção de um material pegajoso, processo para imobilizar e conter pestes, elemento de filtro, processo para a filtração de uma corrente fluidizada de materiais e método para conter alérgenos adjacentes a um artigo portanto alérgenos
BRPI0601343A (pt) * 2006-04-05 2007-12-04 3M Innovative Properties Co artigo flexìvel para limpeza
US9922634B2 (en) * 2006-06-30 2018-03-20 3M Innovative Properties Company Sound insulation constructions and methods of using the same
WO2008005936A2 (en) 2006-06-30 2008-01-10 Buckeye Technologies Inc. Fire retardant nonwoven material and process for manufacture
US8652288B2 (en) * 2006-08-29 2014-02-18 Ocv Intellectual Capital, Llc Reinforced acoustical material having high strength, high modulus properties
US8454795B1 (en) 2006-12-05 2013-06-04 Mark J. Henderson System and method for producing bonded fiber/cellulose products
US20080166939A1 (en) * 2007-01-09 2008-07-10 Freudenberg Nonwovens L.P. Acoustical Substrate
DE102007011665A1 (de) * 2007-03-09 2008-09-11 Btf Produktentwicklungs- Und Vertriebs-Gmbh Vlies oder Vliesverbund bei Bauanwendungen
JP5319091B2 (ja) * 2007-08-31 2013-10-16 スリーエム イノベイティブ プロパティズ カンパニー 通気抵抗膜とその製造方法、および通気抵抗膜を用いた吸音性積層部材
US7871947B2 (en) 2007-11-05 2011-01-18 Milliken & Company Non-woven composite office panel
US7514026B1 (en) * 2007-11-30 2009-04-07 Dzs, Llc. Method for recycling floor coverings
US8563449B2 (en) 2008-04-03 2013-10-22 Usg Interiors, Llc Non-woven material and method of making such material
EP2297412B1 (en) * 2008-05-23 2018-06-13 Zephyros Inc. Sound absorption material and method of manufacturing sound absorption material
US7928025B2 (en) * 2008-10-01 2011-04-19 Polymer Group, Inc. Nonwoven multilayered fibrous batts and multi-density molded articles made with same and processes of making thereof
BRPI1007429B1 (pt) 2009-01-06 2021-02-02 Cytec Technology Corp material compósito estrutural
DE102009000524A1 (de) 2009-01-30 2010-08-05 BSH Bosch und Siemens Hausgeräte GmbH Geschirrspülmaschine mit Schallschutzelement
US8162153B2 (en) * 2009-07-02 2012-04-24 3M Innovative Properties Company High loft spunbonded web
JP5001336B2 (ja) * 2009-08-19 2012-08-15 之啓 西川 吸音体
PT104843A (pt) 2009-11-27 2011-05-27 Univ Do Minho Estruturas de n?o-tecido tridimensionais com forma para isolamento ac?stico e m?todo de produ??o associado
JP2012162112A (ja) * 2011-02-03 2012-08-30 Hirotani:Kk 車両用防音材及びその製造方法
KR101349262B1 (ko) 2013-07-18 2014-01-23 주식회사 익성 탄성력 및 결집력이 향상된 멜트블로운 섬유웹 및 그 제조방법
US9279250B2 (en) * 2013-12-24 2016-03-08 Awi Licensing Company Low density acoustical panels
JP6362400B2 (ja) * 2014-05-02 2018-07-25 スリーエム イノベイティブ プロパティズ カンパニー 不織布ウェブ
WO2016094395A1 (en) 2014-12-08 2016-06-16 Zephyros, Inc. Vertically lapped fibrous flooring
WO2016115138A1 (en) 2015-01-12 2016-07-21 Zephyros, Inc. Acoustic floor underlay system
WO2016118587A1 (en) 2015-01-20 2016-07-28 Zephyros, Inc. Sound absorption materials based on nonwovens
WO2016187526A1 (en) 2015-05-20 2016-11-24 Zephyros, Inc. Multi-impedance composite
JP6817709B2 (ja) * 2016-03-11 2021-01-20 スリーエム イノベイティブ プロパティズ カンパニー 車両部材
JP7684836B2 (ja) * 2021-04-16 2025-05-28 株式会社Howa 吸音材、その吸音材を備えた乗物用外装品、及び吸音材の製造方法

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2464301A (en) * 1943-12-18 1949-03-15 American Viscose Corp Textile fibrous product
US3016599A (en) * 1954-06-01 1962-01-16 Du Pont Microfiber and staple fiber batt
US4069026A (en) * 1970-06-29 1978-01-17 Bayer Aktiengesellschaft Filter made of electrostatically spun fibres
GB1453447A (en) * 1972-09-06 1976-10-20 Kimberly Clark Co Nonwoven thermoplastic fabric
US4011067A (en) * 1974-01-30 1977-03-08 Minnesota Mining And Manufacturing Company Filter medium layered between supporting layers
GB1524713A (en) * 1975-04-11 1978-09-13 Ici Ltd Autogeneously bonded non-woven fibrous structure
CA1073648A (en) * 1976-08-02 1980-03-18 Edward R. Hauser Web of blended microfibers and crimped bulking fibers
US4196245A (en) * 1978-06-16 1980-04-01 Buckeye Cellulos Corporation Composite nonwoven fabric comprising adjacent microfine fibers in layers
DE3039651C2 (de) * 1980-10-21 1985-07-25 Fa. Carl Freudenberg, 6940 Weinheim Luftschallschluckende, verformte Platte
UST100902I4 (en) * 1980-12-29 1981-08-04 Hauser Edward R Uses for microfiber-based webs
US4379192A (en) * 1982-06-23 1983-04-05 Kimberly-Clark Corporation Impervious absorbent barrier fabric embodying films and fibrous webs
US4547420A (en) * 1983-10-11 1985-10-15 Minnesota Mining And Manufacturing Company Bicomponent fibers and webs made therefrom
US4795668A (en) * 1983-10-11 1989-01-03 Minnesota Mining And Manufacturing Company Bicomponent fibers and webs made therefrom
US4568581A (en) * 1984-09-12 1986-02-04 Collins & Aikman Corporation Molded three dimensional fibrous surfaced article and method of producing same
US4714647A (en) * 1986-05-02 1987-12-22 Kimberly-Clark Corporation Melt-blown material with depth fiber size gradient
US4766029A (en) * 1987-01-23 1988-08-23 Kimberly-Clark Corporation Semi-permeable nonwoven laminate
US4946738A (en) * 1987-05-22 1990-08-07 Guardian Industries Corp. Non-woven fibrous product
US4837067A (en) * 1987-06-08 1989-06-06 Minnesota Mining And Manufacturing Company Nonwoven thermal insulating batts
JPH0791763B2 (ja) * 1987-12-01 1995-10-04 チッソ株式会社 吸音材およびその製造方法
US4828910A (en) * 1987-12-16 1989-05-09 Reinhold Haussling Sound absorbing laminate
US4851283A (en) * 1988-12-05 1989-07-25 Monsanto Company Headliners having improved sound-absorbing characteristics
US5073436A (en) * 1989-09-25 1991-12-17 Amoco Corporation Multi-layer composite nonwoven fabrics
US5459291A (en) * 1992-09-29 1995-10-17 Schuller International, Inc. Sound absorption laminate
US5350624A (en) * 1992-10-05 1994-09-27 Kimberly-Clark Corporation Abrasion resistant fibrous nonwoven composite structure
US5298694A (en) * 1993-01-21 1994-03-29 Minnesota Mining And Manufacturing Company Acoustical insulating web
JP3126840B2 (ja) * 1993-01-20 2001-01-22 ミネソタ マイニング アンド マニュファクチャリング カンパニー 難燃性メルトブローン不織布積層防音シート材料
JP3140610B2 (ja) * 1993-06-14 2001-03-05 カネボウ株式会社 高剛性吸音材
JP3284729B2 (ja) * 1994-02-09 2002-05-20 日産自動車株式会社 自動車用遮音材及びその製造方法
US5437922A (en) * 1994-05-04 1995-08-01 Schuller International, Inc. Fibrous, non-woven polymeric insulation
US5480466A (en) * 1994-05-04 1996-01-02 Schuller International, Inc. Air filtration media

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KR19990028289A (ko) 1999-04-15
WO1997000989A1 (en) 1997-01-09
DE69607164T2 (de) 2000-11-23
KR100405073B1 (ko) 2004-03-30
BR9608987A (pt) 1999-06-29
JP4078451B2 (ja) 2008-04-23
JPH11508328A (ja) 1999-07-21
EP0833973B1 (en) 2000-03-15
US5841081A (en) 1998-11-24
ES2143209T3 (es) 2000-05-01
EP0833973A1 (en) 1998-04-08
DE69607164D1 (de) 2000-04-20

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