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WO2009037765A1 - 緩衝吸音部材 - Google Patents

緩衝吸音部材 Download PDF

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Publication number
WO2009037765A1
WO2009037765A1 PCT/JP2007/068239 JP2007068239W WO2009037765A1 WO 2009037765 A1 WO2009037765 A1 WO 2009037765A1 JP 2007068239 W JP2007068239 W JP 2007068239W WO 2009037765 A1 WO2009037765 A1 WO 2009037765A1
Authority
WO
WIPO (PCT)
Prior art keywords
sound
buffering
absorbing member
core material
porous material
Prior art date
Application number
PCT/JP2007/068239
Other languages
English (en)
French (fr)
Inventor
Masanori Ogawa
Makoto Fujii
Original Assignee
Nagoya Oilchemical Co., Ltd.
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 Nagoya Oilchemical Co., Ltd. filed Critical Nagoya Oilchemical Co., Ltd.
Priority to JP2009532998A priority Critical patent/JPWO2009037765A1/ja
Priority to CA2699479A priority patent/CA2699479A1/en
Priority to EP07828274A priority patent/EP2189334A1/en
Priority to CN200780100647A priority patent/CN101801725A/zh
Priority to PCT/JP2007/068239 priority patent/WO2009037765A1/ja
Priority to US12/679,243 priority patent/US20100307867A1/en
Priority to TW096136846A priority patent/TW200916317A/zh
Publication of WO2009037765A1 publication Critical patent/WO2009037765A1/ja

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  • Acoustics & Sound (AREA)
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  • Mechanical Engineering (AREA)
  • Multimedia (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Laminated Bodies (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)

Abstract

　本発明課題は、自動車等に適用して優れた緩衝吸音性を発揮する緩衝吸音部材を提供することにある。 　緩衝吸音部材は、筒状のマス目２２を縦横に複数個形成した芯材２と、該芯材２の一方の面に設定されている基板３と、該芯材２の他方の面に被着されている多孔質材４とから構成されている。この緩衝吸音部材は、該マス目２２によって侵入する音波を減衰し、該多孔質材４によって吸音を行なう。そして吸音性能を好適に発揮するため、該多孔質材４の通気抵抗は、０．５～５．０ｋＰａ・ｓ／ｍとされている。
PCT/JP2007/068239 2007-09-20 2007-09-20 緩衝吸音部材 WO2009037765A1 (ja)

Priority Applications (7)

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JP2009532998A JPWO2009037765A1 (ja) 2007-09-20 2007-09-20 緩衝吸音部材
CA2699479A CA2699479A1 (en) 2007-09-20 2007-09-20 Buffering and sound-absorbing member
EP07828274A EP2189334A1 (en) 2007-09-20 2007-09-20 Buffering and sound-absorbing member
CN200780100647A CN101801725A (zh) 2007-09-20 2007-09-20 缓冲吸音部件
PCT/JP2007/068239 WO2009037765A1 (ja) 2007-09-20 2007-09-20 緩衝吸音部材
US12/679,243 US20100307867A1 (en) 2007-09-20 2007-09-20 Buffering and Sound-Absorbing Member
TW096136846A TW200916317A (en) 2007-09-20 2007-10-02 Sound buffering-absorbing member

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PCT/JP2007/068239 WO2009037765A1 (ja) 2007-09-20 2007-09-20 緩衝吸音部材

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CA (1) CA2699479A1 (ja)
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JPWO2022168748A1 (ja) * 2021-02-02 2022-08-11
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JP2012162112A (ja) * 2011-02-03 2012-08-30 Hirotani:Kk 車両用防音材及びその製造方法
JP2013006951A (ja) * 2011-06-24 2013-01-10 Nippon Zeon Co Ltd 熱伝導性感圧接着剤組成物、熱伝導性感圧接着性シート状成形体、これらの製造方法、及び電子機器
JP2013181632A (ja) * 2012-03-02 2013-09-12 Aron Kasei Co Ltd 排水管用消音材、排水管用消音材の製造方法、および消音性排水管
JP2013177145A (ja) * 2013-06-21 2013-09-09 Inoac Corp 車両用エンジンアンダーカバー
JP2017136716A (ja) * 2016-02-02 2017-08-10 川上産業株式会社 中空ボード
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JP2018132676A (ja) * 2017-02-16 2018-08-23 株式会社ニフコ 吸音体、および、吸音構造
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JPWO2020080149A1 (ja) * 2018-10-16 2021-09-16 旭有機材株式会社 難燃性フェノール樹脂組成物及びそれから得られた難燃材料
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JPWO2022168748A1 (ja) * 2021-02-02 2022-08-11
EP4253037A4 (en) * 2021-02-02 2024-03-20 Toray Industries, Inc. LAMINATED BODY OF NON-WOVEN FABRIC FOR SOUND-ABSORBING MATERIAL, AND SOUND-ABSORBING MATERIAL
JP7666503B2 (ja) 2021-02-02 2025-04-22 東レ株式会社 吸音材用不織布積層体および吸音材
JP2022157548A (ja) * 2021-03-31 2022-10-14 旭化成建材株式会社 フェノール樹脂発泡複合体
JP7689855B2 (ja) 2021-03-31 2025-06-09 旭化成建材株式会社 フェノール樹脂発泡複合体

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US20100307867A1 (en) 2010-12-09
CA2699479A1 (en) 2009-03-26
CN101801725A (zh) 2010-08-11
JPWO2009037765A1 (ja) 2011-01-06

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