JPH0372913U - - Google Patents
Info
- Publication number
- JPH0372913U JPH0372913U JP13377989U JP13377989U JPH0372913U JP H0372913 U JPH0372913 U JP H0372913U JP 13377989 U JP13377989 U JP 13377989U JP 13377989 U JP13377989 U JP 13377989U JP H0372913 U JPH0372913 U JP H0372913U
- Authority
- JP
- Japan
- Prior art keywords
- film
- air
- protruding
- metal powder
- sheet material
- 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
- 239000000463 material Substances 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 238000004898 kneading Methods 0.000 claims description 2
- 239000011358 absorbing material Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
Landscapes
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Railway Tracks (AREA)
Description
第１図は本考案第１実施例の防音材を示す平面
図、第２図は同上の拡大断面図、第３図は同上の
異種多層の複合フイルムの拡大断面図、第４，５
，６図は同上の防音材の実施他例を示す拡大断面
図、第７図は同上の異種多層の複合フイルムの他
例を示す拡大断面図である。
Ａ……防音材、Ｂ……空気内包シート素材、１
……異種多層の複合フイルム、１ａ……低密度ポ
リエチレン樹脂、１ｂ……エチレン−ビニールア
ルコール共重合樹脂（ガスバリヤー層）、２……
平面フイルム、３……突起フイルム、７……金属
粉末混練フイルム。
Fig. 1 is a plan view showing the soundproofing material of the first embodiment of the present invention, Fig. 2 is an enlarged sectional view of the same, Fig. 3 is an enlarged sectional view of the same multi-layered composite film, and Figs.
, 6 is an enlarged sectional view showing another example of the same soundproofing material as above, and FIG. 7 is an enlarged sectional view showing another example of the same heterogeneous multilayer composite film as above. A...Soundproofing material, B...Air inclusion sheet material, 1
...Heterogeneous multilayer composite film, 1a...Low density polyethylene resin, 1b...Ethylene-vinyl alcohol copolymer resin (gas barrier layer), 2...
Planar film, 3... Projection film, 7... Metal powder kneading film.
Claims (1)
を接合一体化することによつて多数の空気内包突
起が形成された空気内包シート素材の突起フイル
ム側に金属粉末を練り込んで形成した金属粉末混
練フイルムを接着させて形成した吸音材であつて
、 前記空気内包シート素材を形成する平面フイル
ムと突起フイルムとが少なくともガスバリヤー層
を含む異種多層の複合フイルムによつて形成され
ていることを特徴とする防音材。[Claims for Utility Model Registration] Formed by kneading metal powder into the protruding film side of an air-enclosed sheet material in which a large number of air-enclosed protrusions are formed by bonding and integrating a protruding film on at least one side of a flat film. A sound absorbing material formed by adhering a metal powder kneaded film, wherein the plane film and the protruding film forming the air-containing sheet material are formed of a composite film of different types and multilayers including at least a gas barrier layer. A soundproofing material characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13377989U JPH0372913U (en) | 1989-11-16 | 1989-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13377989U JPH0372913U (en) | 1989-11-16 | 1989-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0372913U true JPH0372913U (en) | 1991-07-23 |
Family
ID=31681172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13377989U Pending JPH0372913U (en) | 1989-11-16 | 1989-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0372913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006080150A1 (en) * | 2005-01-27 | 2006-08-03 | Kabushiki Kaisha Kobe Seiko Sho | Double-wall structure |
-
1989
- 1989-11-16 JP JP13377989U patent/JPH0372913U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006080150A1 (en) * | 2005-01-27 | 2006-08-03 | Kabushiki Kaisha Kobe Seiko Sho | Double-wall structure |
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