PL4302292T3 - Materiał pochłaniacza dźwięku - Google Patents

Materiał pochłaniacza dźwięku

Info

Publication number
PL4302292T3
PL4302292T3 PL22713732.0T PL22713732T PL4302292T3 PL 4302292 T3 PL4302292 T3 PL 4302292T3 PL 22713732 T PL22713732 T PL 22713732T PL 4302292 T3 PL4302292 T3 PL 4302292T3
Authority
PL
Poland
Prior art keywords
sound absorber
absorber material
sound
absorber
Prior art date
Application number
PL22713732.0T
Other languages
English (en)
Inventor
Giovanni BERTOLAJA
Original Assignee
Becchis Osiride S.R.L.
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 Becchis Osiride S.R.L. filed Critical Becchis Osiride S.R.L.
Publication of PL4302292T3 publication Critical patent/PL4302292T3/pl

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
    • G10K11/165—Particles in a matrix

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Vibration Prevention Devices (AREA)
  • Headphones And Earphones (AREA)
PL22713732.0T 2021-03-05 2022-03-04 Materiał pochłaniacza dźwięku PL4302292T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102021000005210A IT202100005210A1 (it) 2021-03-05 2021-03-05 Smorzante acustico ad alta efficacia
PCT/IB2022/051938 WO2022185275A1 (en) 2021-03-05 2022-03-04 Acoustic damper material

Publications (1)

Publication Number Publication Date
PL4302292T3 true PL4302292T3 (pl) 2024-10-14

Family

ID=76375413

Family Applications (1)

Application Number Title Priority Date Filing Date
PL22713732.0T PL4302292T3 (pl) 2021-03-05 2022-03-04 Materiał pochłaniacza dźwięku

Country Status (5)

Country Link
EP (1) EP4302292B1 (pl)
ES (1) ES2987555T3 (pl)
IT (1) IT202100005210A1 (pl)
PL (1) PL4302292T3 (pl)
WO (1) WO2022185275A1 (pl)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2302620B1 (en) * 2008-07-17 2021-03-03 Nagoya Oilchemical Co., Ltd. Impact and sound absorbing material and sound absorbing structure
CN102618050A (zh) * 2012-03-29 2012-08-01 江苏田娘农业科技有限公司 一种改性复合材料的制备方法
CN102618049A (zh) * 2012-03-29 2012-08-01 常熟市常福有机复合肥有限公司 一种防静电竹纤维模具复合材料
CN103936352B (zh) * 2014-03-27 2016-02-24 滁州市三和纤维制造有限公司 一种含有石棉纤维的高强度保温砂浆
CN109666218A (zh) * 2018-12-27 2019-04-23 上海瀚氏科技集团有限公司 用于汽车内饰件的pp/poe塑料及其制备方法

Also Published As

Publication number Publication date
ES2987555T3 (es) 2024-11-15
EP4302292B1 (en) 2024-07-10
EP4302292A1 (en) 2024-01-10
WO2022185275A1 (en) 2022-09-09
IT202100005210A1 (it) 2022-09-05
EP4302292C0 (en) 2024-07-10

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