JP2020196339A - 車両用防音部材 - Google Patents
車両用防音部材 Download PDFInfo
- Publication number
- JP2020196339A JP2020196339A JP2019103660A JP2019103660A JP2020196339A JP 2020196339 A JP2020196339 A JP 2020196339A JP 2019103660 A JP2019103660 A JP 2019103660A JP 2019103660 A JP2019103660 A JP 2019103660A JP 2020196339 A JP2020196339 A JP 2020196339A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- resin
- vehicle
- woven fabric
- ventilation
- 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
Links
- 239000011347 resin Substances 0.000 claims abstract description 46
- 229920005989 resin Polymers 0.000 claims abstract description 46
- 238000009423 ventilation Methods 0.000 claims abstract description 37
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 36
- 239000000835 fiber Substances 0.000 claims abstract description 6
- 238000002844 melting Methods 0.000 claims abstract description 5
- 230000008018 melting Effects 0.000 claims abstract description 5
- 238000009413 insulation Methods 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000004698 Polyethylene Substances 0.000 description 6
- 229920000139 polyethylene terephthalate Polymers 0.000 description 6
- 239000005020 polyethylene terephthalate Substances 0.000 description 6
- -1 polyethylene terephthalate Polymers 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000011496 polyurethane foam Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Images
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Laminated Bodies (AREA)
Abstract
Description
Claims (3)
- デカップリング層と質量層とが重ねられた車両用防音部材であって、
前記質量層は、
所定範囲の不均一な大きさの樹脂を含む部材が接着された樹脂含有層と、
前記樹脂含有層の前記デカップリング層側に接着された不織布と、
開孔部を備え、前記不織布の前記デカップリング層側に接着された通気層と
を有することを特徴とする車両用防音部材。 - 前記樹脂含有層と前記不織布とは、
樹脂が溶融することによって接着されていること
を特徴とする請求項1に記載の車両用防音部材。 - 前記樹脂含有層は、
加熱成形された樹脂繊維層が細断された後に、さらに加熱されることによって接着されたものであること
を特徴とする請求項1又は2記載の車両用防音部材。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019103660A JP2020196339A (ja) | 2019-06-03 | 2019-06-03 | 車両用防音部材 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019103660A JP2020196339A (ja) | 2019-06-03 | 2019-06-03 | 車両用防音部材 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2020196339A true JP2020196339A (ja) | 2020-12-10 |
Family
ID=73647656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019103660A Pending JP2020196339A (ja) | 2019-06-03 | 2019-06-03 | 車両用防音部材 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2020196339A (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0781007A (ja) * | 1993-09-16 | 1995-03-28 | Toyota Auto Body Co Ltd | 防音材 |
JP2017534521A (ja) * | 2014-10-30 | 2017-11-24 | オートニアム マネジメント アクチエンゲゼルシャフトAutoneum Management AG | 自動車用繊維被覆材 |
US20190096381A1 (en) * | 2016-04-05 | 2019-03-28 | Treves Products, Services & Innovation | Method for producing a protective sound panel for a motor vehicle |
-
2019
- 2019-06-03 JP JP2019103660A patent/JP2020196339A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0781007A (ja) * | 1993-09-16 | 1995-03-28 | Toyota Auto Body Co Ltd | 防音材 |
JP2017534521A (ja) * | 2014-10-30 | 2017-11-24 | オートニアム マネジメント アクチエンゲゼルシャフトAutoneum Management AG | 自動車用繊維被覆材 |
US20190096381A1 (en) * | 2016-04-05 | 2019-03-28 | Treves Products, Services & Innovation | Method for producing a protective sound panel for a motor vehicle |
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