JPWO2020213685A1 - - Google Patents

Info

Publication number
JPWO2020213685A1
JPWO2020213685A1 JP2021514220A JP2021514220A JPWO2020213685A1 JP WO2020213685 A1 JPWO2020213685 A1 JP WO2020213685A1 JP 2021514220 A JP2021514220 A JP 2021514220A JP 2021514220 A JP2021514220 A JP 2021514220A JP WO2020213685 A1 JPWO2020213685 A1 JP WO2020213685A1
Authority
JP
Japan
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.)
Pending
Application number
JP2021514220A
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 filed Critical
Publication of JPWO2020213685A1 publication Critical patent/JPWO2020213685A1/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Architecture (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laminated Bodies (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP2021514220A 2019-04-18 2020-04-16 Pending JPWO2020213685A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/JP2019/016688 WO2020213140A1 (ja) 2019-04-18 2019-04-18 吸音材
PCT/JP2020/016745 WO2020213685A1 (ja) 2019-04-18 2020-04-16 吸音材

Publications (1)

Publication Number Publication Date
JPWO2020213685A1 true JPWO2020213685A1 (ja) 2020-10-22

Family

ID=72837135

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021514220A Pending JPWO2020213685A1 (ja) 2019-04-18 2020-04-16

Country Status (3)

Country Link
JP (1) JPWO2020213685A1 (ja)
TW (1) TW202100350A (ja)
WO (2) WO2020213140A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117121093A (zh) 2021-04-16 2023-11-24 株式会社力森诺科 吸声材料及车辆部件

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11242486A (ja) * 1998-02-26 1999-09-07 Isuzu Motors Ltd 吸音材、および遮蔽板
JP2004130731A (ja) * 2002-10-11 2004-04-30 Kanegafuchi Chem Ind Co Ltd 内装材及び車両用内装材
JP4823376B1 (ja) * 2010-07-21 2011-11-24 株式会社槌屋 複合材料を用いた成形品及びその製造方法
JP6856888B2 (ja) * 2017-03-30 2021-04-14 Jnc株式会社 極細繊維を含む積層吸音材

Also Published As

Publication number Publication date
WO2020213685A1 (ja) 2020-10-22
TW202100350A (zh) 2021-01-01
WO2020213140A1 (ja) 2020-10-22

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