JPWO2024135484A1 - - Google Patents
Info
- Publication number
- JPWO2024135484A1 JPWO2024135484A1 JP2023577876A JP2023577876A JPWO2024135484A1 JP WO2024135484 A1 JPWO2024135484 A1 JP WO2024135484A1 JP 2023577876 A JP2023577876 A JP 2023577876A JP 2023577876 A JP2023577876 A JP 2023577876A JP WO2024135484 A1 JPWO2024135484 A1 JP WO2024135484A1
- 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
- B32B5/24—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 one layer being a fibrous or filamentary layer
- B32B5/26—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 one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H5/00—Non woven fabrics formed of mixtures of relatively short fibres and yarns or like filamentary material of substantial length
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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
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Textile Engineering (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022205302 | 2022-12-22 | ||
| PCT/JP2023/044569 WO2024135484A1 (ja) | 2022-12-22 | 2023-12-13 | 吸音材用不織布積層体および吸音材 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2024135484A1 true JPWO2024135484A1 (https=) | 2024-06-27 |
Family
ID=91588814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023577876A Pending JPWO2024135484A1 (https=) | 2022-12-22 | 2023-12-13 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPWO2024135484A1 (https=) |
| WO (1) | WO2024135484A1 (https=) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0892855A (ja) * | 1994-09-22 | 1996-04-09 | Mitsubishi Paper Mills Ltd | 補強された不織布の製造方法及び不織布のめっき方法 |
| US11015272B2 (en) * | 2015-03-12 | 2021-05-25 | Toray Industries, Inc | Laminated nonwoven fabric |
| WO2018182001A1 (ja) * | 2017-03-31 | 2018-10-04 | 三井化学株式会社 | 積層体及び吸音材 |
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2023
- 2023-12-13 JP JP2023577876A patent/JPWO2024135484A1/ja active Pending
- 2023-12-13 WO PCT/JP2023/044569 patent/WO2024135484A1/ja not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024135484A1 (ja) | 2024-06-27 |