JPWO2023190398A1 - - Google Patents
Info
- Publication number
- JPWO2023190398A1 JPWO2023190398A1 JP2024512487A JP2024512487A JPWO2023190398A1 JP WO2023190398 A1 JPWO2023190398 A1 JP WO2023190398A1 JP 2024512487 A JP2024512487 A JP 2024512487A JP 2024512487 A JP2024512487 A JP 2024512487A JP WO2023190398 A1 JPWO2023190398 A1 JP WO2023190398A1
- 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.)
- Granted
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
-
- 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)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022061014 | 2022-03-31 | ||
| JP2022061014 | 2022-03-31 | ||
| JP2023006893 | 2023-01-19 | ||
| JP2023006893 | 2023-01-19 | ||
| PCT/JP2023/012311 WO2023190398A1 (ja) | 2022-03-31 | 2023-03-27 | 吸音材 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2023190398A1 true JPWO2023190398A1 (https=) | 2023-10-05 |
| JP7745748B2 JP7745748B2 (ja) | 2025-09-29 |
Family
ID=88202263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024512487A Active JP7745748B2 (ja) | 2022-03-31 | 2023-03-27 | 吸音材 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7745748B2 (https=) |
| WO (1) | WO2023190398A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW202540518A (zh) * | 2023-12-28 | 2025-10-16 | 日商三井化學股份有限公司 | 不織布積層體及不織布積層體之製造方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021192983A (ja) * | 2017-03-31 | 2021-12-23 | 三井化学株式会社 | 積層体及び吸音材 |
| WO2022009835A1 (ja) * | 2020-07-07 | 2022-01-13 | 三井化学株式会社 | 複合不織布及びその製造方法 |
-
2023
- 2023-03-27 WO PCT/JP2023/012311 patent/WO2023190398A1/ja not_active Ceased
- 2023-03-27 JP JP2024512487A patent/JP7745748B2/ja active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021192983A (ja) * | 2017-03-31 | 2021-12-23 | 三井化学株式会社 | 積層体及び吸音材 |
| WO2022009835A1 (ja) * | 2020-07-07 | 2022-01-13 | 三井化学株式会社 | 複合不織布及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7745748B2 (ja) | 2025-09-29 |
| WO2023190398A1 (ja) | 2023-10-05 |
Similar Documents
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