JPWO2020213684A1 - - Google Patents
Info
- Publication number
- JPWO2020213684A1 JPWO2020213684A1 JP2021514219A JP2021514219A JPWO2020213684A1 JP WO2020213684 A1 JPWO2020213684 A1 JP WO2020213684A1 JP 2021514219 A JP2021514219 A JP 2021514219A JP 2021514219 A JP2021514219 A JP 2021514219A JP WO2020213684 A1 JPWO2020213684 A1 JP WO2020213684A1
- 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
Links
Classifications
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- 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
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- 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
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- 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
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- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2019/016680 WO2020213138A1 (fr) | 2019-04-18 | 2019-04-18 | Matériau absorbant acoustique |
PCT/JP2020/016744 WO2020213684A1 (fr) | 2019-04-18 | 2020-04-16 | Matériau absorbant acoustique |
Publications (1)
Publication Number | Publication Date |
---|---|
JPWO2020213684A1 true JPWO2020213684A1 (fr) | 2020-10-22 |
Family
ID=72837175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021514219A Pending JPWO2020213684A1 (fr) | 2019-04-18 | 2020-04-16 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPWO2020213684A1 (fr) |
TW (1) | TW202105361A (fr) |
WO (2) | WO2020213138A1 (fr) |
Family Cites Families (4)
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 |
JP2004209975A (ja) * | 2002-12-18 | 2004-07-29 | Kanegafuchi Chem Ind Co Ltd | 積層表皮材およびそれを用いた内装材用積層体 |
JP4997057B2 (ja) * | 2007-10-10 | 2012-08-08 | 河西工業株式会社 | 車両用防音材 |
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 |
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2019
- 2019-04-18 WO PCT/JP2019/016680 patent/WO2020213138A1/fr active Application Filing
-
2020
- 2020-04-16 WO PCT/JP2020/016744 patent/WO2020213684A1/fr active Application Filing
- 2020-04-16 JP JP2021514219A patent/JPWO2020213684A1/ja active Pending
- 2020-04-16 TW TW109112865A patent/TW202105361A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
WO2020213684A1 (fr) | 2020-10-22 |
WO2020213138A1 (fr) | 2020-10-22 |
TW202105361A (zh) | 2021-02-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230217 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240409 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240607 |