KR20250157342A - 흡음재 - Google Patents

흡음재

Info

Publication number
KR20250157342A
KR20250157342A KR1020257018892A KR20257018892A KR20250157342A KR 20250157342 A KR20250157342 A KR 20250157342A KR 1020257018892 A KR1020257018892 A KR 1020257018892A KR 20257018892 A KR20257018892 A KR 20257018892A KR 20250157342 A KR20250157342 A KR 20250157342A
Authority
KR
South Korea
Prior art keywords
fibers
laminated structure
sound
sheet
fiber
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.)
Pending
Application number
KR1020257018892A
Other languages
English (en)
Korean (ko)
Inventor
키리타 사토
마사시 나가오
마사토 마스다
Original Assignee
도레이 카부시키가이샤
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 도레이 카부시키가이샤 filed Critical 도레이 카부시키가이샤
Publication of KR20250157342A publication Critical patent/KR20250157342A/ko
Pending 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
    • 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
    • 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
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/022—Mechanical properties
    • 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
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/118—Panels, e.g. active sound-absorption panels or noise barriers
    • 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
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/128—Vehicles
    • G10K2210/1282—Automobiles
    • 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
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/321—Physical
    • G10K2210/3223—Materials, e.g. special compositions or gases

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
KR1020257018892A 2023-03-15 2024-03-05 흡음재 Pending KR20250157342A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2023-040334 2023-03-15
JP2023040334 2023-03-15
PCT/JP2024/008167 WO2024190516A1 (ja) 2023-03-15 2024-03-05 吸音材

Publications (1)

Publication Number Publication Date
KR20250157342A true KR20250157342A (ko) 2025-11-04

Family

ID=92755049

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020257018892A Pending KR20250157342A (ko) 2023-03-15 2024-03-05 흡음재

Country Status (4)

Country Link
JP (1) JPWO2024190516A1 (https=)
KR (1) KR20250157342A (https=)
CN (1) CN120712607A (https=)
WO (1) WO2024190516A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015121631A (ja) 2013-12-23 2015-07-02 日本バイリーン株式会社 吸音材
JP2017037173A (ja) 2015-08-10 2017-02-16 東レ株式会社 吸音フェルト
JP2020019251A (ja) 2018-08-02 2020-02-06 Jnc株式会社 積層吸音材

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60135997A (ja) * 1983-12-26 1985-07-19 株式会社日立製作所 吸音材
JP3480179B2 (ja) * 1996-05-13 2003-12-15 日産自動車株式会社 自動車用内装材
JPH09323597A (ja) * 1996-06-04 1997-12-16 Nissan Motor Co Ltd 自動車用天井材
JP2001306080A (ja) * 2000-04-24 2001-11-02 Nissan Motor Co Ltd 吸音材
JP2003216158A (ja) * 2002-01-18 2003-07-30 Kasai Kogyo Co Ltd 車両用防音材
US9714480B2 (en) * 2011-05-24 2017-07-25 Owens Corning Intellectual Capital, Llc Acoustically insulated machine
JP2014016411A (ja) * 2012-07-06 2014-01-30 Japan Vilene Co Ltd 吸音材
JP5866625B1 (ja) * 2014-12-25 2016-02-17 パナソニックＩｐマネジメント株式会社 吸音材

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015121631A (ja) 2013-12-23 2015-07-02 日本バイリーン株式会社 吸音材
JP2017037173A (ja) 2015-08-10 2017-02-16 東レ株式会社 吸音フェルト
JP2020019251A (ja) 2018-08-02 2020-02-06 Jnc株式会社 積層吸音材

Also Published As

Publication number Publication date
WO2024190516A1 (ja) 2024-09-19
JPWO2024190516A1 (https=) 2024-09-19
CN120712607A (zh) 2025-09-26

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Legal Events

Date Code Title Description
PA0105 International application

St.27 status event code: A-0-1-A10-A15-nap-PA0105

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

Q12 Application published

Free format text: ST27 STATUS EVENT CODE: A-1-1-Q10-Q12-NAP-PG1501 (AS PROVIDED BY THE NATIONAL OFFICE)