FR2792348B1 - Materiau absorbant, constitue d'une matiere poreuse a double porosite - Google Patents

Materiau absorbant, constitue d'une matiere poreuse a double porosite

Info

Publication number
FR2792348B1
FR2792348B1 FR9904603A FR9904603A FR2792348B1 FR 2792348 B1 FR2792348 B1 FR 2792348B1 FR 9904603 A FR9904603 A FR 9904603A FR 9904603 A FR9904603 A FR 9904603A FR 2792348 B1 FR2792348 B1 FR 2792348B1
Authority
FR
France
Prior art keywords
porosity porous
double porosity
porous material
absorbent material
absorbent
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
FR9904603A
Other languages
English (en)
Other versions
FR2792348A1 (fr
Inventor
Claude Boutin
Xavier Olny
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.)
Centre National de la Recherche Scientifique CNRS
Original Assignee
Centre National de la Recherche Scientifique CNRS
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 Centre National de la Recherche Scientifique CNRS filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR9904603A priority Critical patent/FR2792348B1/fr
Priority to PCT/FR2000/000912 priority patent/WO2000061888A1/fr
Priority to US09/958,665 priority patent/US6615951B1/en
Priority to AU38271/00A priority patent/AU3827100A/en
Priority to EP00917175A priority patent/EP1169526A1/fr
Publication of FR2792348A1 publication Critical patent/FR2792348A1/fr
Application granted granted Critical
Publication of FR2792348B1 publication Critical patent/FR2792348B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • 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
    • E04B1/86—Sound-absorbing elements slab-shaped
    • 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
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
    • E04B2001/848—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element
    • E04B2001/849—Groove or slot type openings
    • 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
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
    • E04B2001/848—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element
    • E04B2001/8495—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element the openings going through from one face to the other face of the element

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)
FR9904603A 1999-04-13 1999-04-13 Materiau absorbant, constitue d'une matiere poreuse a double porosite Expired - Lifetime FR2792348B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR9904603A FR2792348B1 (fr) 1999-04-13 1999-04-13 Materiau absorbant, constitue d'une matiere poreuse a double porosite
PCT/FR2000/000912 WO2000061888A1 (fr) 1999-04-13 2000-04-10 Materiau absorbant, constitue d'une matiere poreuse a double porosite
US09/958,665 US6615951B1 (en) 1999-04-13 2000-04-10 Absorbent material, consisting of a porous substance with double porosity
AU38271/00A AU3827100A (en) 1999-04-13 2000-04-10 Absorbent material, consisting of a porous matter with double porosity
EP00917175A EP1169526A1 (fr) 1999-04-13 2000-04-10 Materiau absorbant, constitue d'une matiere poreuse a double porosite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9904603A FR2792348B1 (fr) 1999-04-13 1999-04-13 Materiau absorbant, constitue d'une matiere poreuse a double porosite

Publications (2)

Publication Number Publication Date
FR2792348A1 FR2792348A1 (fr) 2000-10-20
FR2792348B1 true FR2792348B1 (fr) 2001-07-06

Family

ID=9544336

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9904603A Expired - Lifetime FR2792348B1 (fr) 1999-04-13 1999-04-13 Materiau absorbant, constitue d'une matiere poreuse a double porosite

Country Status (5)

Country Link
US (1) US6615951B1 (fr)
EP (1) EP1169526A1 (fr)
AU (1) AU3827100A (fr)
FR (1) FR2792348B1 (fr)
WO (1) WO2000061888A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2848232A1 (fr) * 2002-12-10 2004-06-11 Jean Luc Sandoz Structure antibruit
DE502005007070D1 (de) * 2004-06-17 2009-05-28 Heimbach Gmbh & Co Kg Schalldämmeinrichtung für einen Wand-, Decken- oder Bodenbelag
EP1653021A1 (fr) * 2004-10-30 2006-05-03 Allan Stefan Wojcinski Revêtement acoustique pour murs et plafonds, notamment pour stands de tir
US20100326606A1 (en) * 2005-03-03 2010-12-30 Barkman Arthur P Composite sound absorbing blind systems
US20080216969A1 (en) * 2005-03-03 2008-09-11 Barkman Arthur P Sound absorbing blind systems
US20060196617A1 (en) * 2005-03-03 2006-09-07 Barkman Arthur P Sound absorbing composite blind systems
KR20080092838A (ko) * 2007-04-12 2008-10-16 가부시끼 가이샤 구보다 캐빈을 구비한 주행 차량
DE102007022616C5 (de) * 2007-05-15 2013-01-17 Airbus Operations Gmbh Mehrschichtplatte mit schräger Schlitzung des Plattenkerns zur Reduzierung der Körperschallabstrahlung und zur Erhöhung der Schalldämmung bei Beibehalten der mechanischen Stabilität
FR2917882B1 (fr) * 2007-06-21 2009-11-27 Renault Sas Materiau absorbant comportant des cavites a peau resistive et procede pour la fabrication d'un tel materiau
KR20130060885A (ko) * 2011-11-30 2013-06-10 삼성디스플레이 주식회사 충격 흡수 시트 및 이를 구비하는 표시 장치
JP6165233B2 (ja) * 2012-04-12 2017-07-19 フィリップス ライティング ホールディング ビー ヴィ 発光音響建築部材
EP2864559B1 (fr) * 2012-06-20 2016-02-24 Koninklijke Philips N.V. Panneau acoustique ayant des propriétés d'éclairage
US9873105B2 (en) * 2014-10-24 2018-01-23 City University Of Hong Kong Sorbent material and a method for enhancing sorption performance thereof
CN105118497A (zh) * 2015-09-18 2015-12-02 贵州大学 一种管束式穿孔板和弹簧环状结构吸声装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1554180A (en) * 1924-10-10 1925-09-15 Dahlberg & Company Sound-absorbing board for walls and ceilings
DE2441164C2 (de) * 1974-08-28 1983-12-08 Gebrüder Löhlein Ziegelwerke, 7118 Künzelsau Schallschluck-Wandelement
US4113053A (en) * 1976-10-06 1978-09-12 Bridgestone Tire Company Limited Sound absorbing body
DE3339701A1 (de) * 1983-11-03 1985-05-23 Karl 5249 Hamm Rische Schalldaemmende und schalldaempfende platte
US5854453A (en) * 1994-10-11 1998-12-29 Nitto Boseki Co., Ltd. Sound absorbing body, sound absorbing plate, and sound absorbing unit
JPH10175263A (ja) 1996-12-18 1998-06-30 Nikki Kogyo Kk 吸音体

Also Published As

Publication number Publication date
FR2792348A1 (fr) 2000-10-20
US6615951B1 (en) 2003-09-09
EP1169526A1 (fr) 2002-01-09
WO2000061888A1 (fr) 2000-10-19
AU3827100A (en) 2000-11-14

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