JPH02269208A - Sound insulating wall material - Google Patents
Sound insulating wall materialInfo
- Publication number
- JPH02269208A JPH02269208A JP1089992A JP8999289A JPH02269208A JP H02269208 A JPH02269208 A JP H02269208A JP 1089992 A JP1089992 A JP 1089992A JP 8999289 A JP8999289 A JP 8999289A JP H02269208 A JPH02269208 A JP H02269208A
- Authority
- JP
- Japan
- Prior art keywords
- sound
- insulating wall
- flat plate
- sound insulating
- absorbing 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 title claims abstract description 46
- 239000011358 absorbing material Substances 0.000 claims abstract description 26
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 239000010881 fly ash Substances 0.000 claims abstract description 9
- 239000000843 powder Substances 0.000 claims abstract description 9
- 239000012210 heat-resistant fiber Substances 0.000 claims abstract description 7
- 239000011230 binding agent Substances 0.000 claims abstract description 5
- 239000004568 cement Substances 0.000 claims abstract description 5
- 239000000919 ceramic Substances 0.000 claims abstract description 5
- 239000010433 feldspar Substances 0.000 claims abstract description 5
- 239000000835 fiber Substances 0.000 claims abstract description 5
- 239000011521 glass Substances 0.000 claims abstract description 5
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 239000008262 pumice Substances 0.000 claims description 7
- 238000010304 firing Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 2
- 230000000379 polymerizing effect Effects 0.000 claims description 2
- 238000004898 kneading Methods 0.000 claims 1
- 230000001743 silencing effect Effects 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 6
- 239000002657 fibrous material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002440 industrial waste Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0047—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with open cavities, e.g. for covering sunken roads
- E01F8/0064—Perforated plate or mesh, e.g. as wall facing
- E01F8/007—Perforated plate or mesh, e.g. as wall facing with damping material
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Building Environments (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
この発明は、ビルその他コンクリ−１・構造の各種建築
構造物における遮音壁とし、また市街地における高速道
路や新幹線路などの騒音防止壁として最適な遮音壁材に
関するものである。[Detailed Description of the Invention] (Field of Industrial Application) This invention is suitable for use as a sound insulation wall in buildings and other concrete structures such as concrete structures, and as a noise prevention wall for highways, bullet trains, etc. in urban areas. This relates to sound insulating wall materials.
（従来の技術）
従来、−船釣な遮音壁として利用されているものは、グ
ラスウールやロックウールなどの多孔質材料を金属板で
サンドウィッチ状に挾み込んで壁材としたものや、金属
板の裏面に発泡樹脂材や繊維材料を吹き付けて多孔質の
壁材としたものや、さらに穴あき石膏ボートにみられる
ように板状材に無数の穴をあけたあなあき板構造体等が
ある。(Conventional technology) Conventionally, sound insulating walls used on boats include wall materials made by sandwiching porous materials such as glass wool or rock wool between metal plates, and wall materials made of metal plates. There are porous wall materials made by spraying foamed resin or fiber material on the back, and perforated board structures with numerous holes drilled into the board, as seen in perforated gypsum boats.
これらは、いずれも音のもつエネルギを壁面を形成する
多孔質の壁面内部に吸収して分散消費させ、いわゆる吸
音して消音効果を発渾させるようにしたものである。All of these are designed to absorb the energy of sound inside the porous wall surface that forms the wall surface, dissipate it and consume it, and produce a so-called sound absorption and silencing effect.
（発明が解決しようとする課題）
ところで室内の吸音対策として、従来の遮音壁材を用い
内装壁を構成した場合は、その内装壁としての美感や体
裁を保持する都合で、通気性の大きい繊布等を接着する
などして表面処理を施す必要があった。(Problem to be Solved by the Invention) By the way, when an interior wall is constructed using a conventional sound insulating wall material as an indoor sound absorption measure, in order to maintain the aesthetic appearance and appearance of the interior wall, fabrics with high air permeability, etc. are used. It was necessary to perform surface treatment such as gluing.
また屋外における遮音壁に使用した場合は、吸音材であ
る多孔質材料内部に水分が浸入し、その結果多孔度を低
下させ、吸音率を低減させてしまうといった欠点があっ
た。Furthermore, when used as a sound insulating wall outdoors, there is a drawback that moisture infiltrates into the porous material that is the sound absorbing material, resulting in a decrease in porosity and sound absorption coefficient.
いずれにしても従来の遮音壁は外観や体裁それに基づく
遮音壁としての機能性に難点があった。In any case, conventional sound insulating walls have had drawbacks in their functionality as a sound insulating wall based on their appearance and appearance.
本発明は、このような従来の遮音壁材の欠点を解消し、
従来内外装用の化粧材として利用されているタイルの外
観に似た、しかもきわめて吸音性の高い遮音壁材を提供
することを目的とするものである。The present invention eliminates the drawbacks of conventional sound insulation wall materials,
The object of the present invention is to provide a sound insulating wall material that resembles the appearance of tiles conventionally used as interior and exterior decorative materials and has extremely high sound absorption properties.
（課題を解決するための手段）
上記目的を達成するため、本発明がとった手段の特徴と
するところは、次の通りである。(Means for Solving the Problems) The features of the means taken by the present invention to achieve the above object are as follows.
（１）まず、産業廃棄物として排出されているフライア
ッシュに、セメント長石粉末、ガラス粉などの結合材を
加えて混練し、これを原料として片面に凹窪部を有する
平板を、タイル等のプレス成形技術を用いて成形した。(1) First, fly ash, which is discharged as industrial waste, is mixed with binders such as cement feldspar powder and glass powder. Using this as raw material, a flat plate with a concave portion on one side is made into tiles, etc. It was molded using press molding technology.
ついで、この成形しまた平板を乾燥処理するとともに、
平板の凹窪内部に吸音材としての耐熱性繊維材を充填し
た。Next, this molded and flat plate is dried,
A heat-resistant fiber material as a sound absorbing material was filled inside the concave part of the flat plate.
そして、この耐熱性繊維材を充填した平板の２枚を重ね
合わせ、継目となる接合面に釉薬を塗布したのち焼成し
、前記吸音材を内部に挾持したタイル状を呈する焼成平
板に構成したことにある。Then, two of the flat plates filled with the heat-resistant fiber material are stacked together, a glaze is applied to the joint surfaces that form the joint, and then fired to form a fired flat plate having a tile shape with the sound-absorbing material sandwiched inside. It is in.
（２） また、前記フライアッシュに軽石を加えたの
ち前記結合材を加えて混練して平板原料としたことにあ
る。(2) Further, after adding pumice to the fly ash, the binder was added and kneaded to obtain a flat plate raw material.
すなわち軽石を加えることにより平板の多孔性を高め、
吸音性の高い焼成平板を得るようにしたことにある。In other words, adding pumice increases the porosity of the slab,
The purpose is to obtain a fired flat plate with high sound absorption properties.
（３） さらに吸音材としてセラミックファイバを用
い、平板内に充填したのち焼成しても吸音材としての機
能を喪失することがない耐熱性繊維材を使用したことに
ある。(3) Furthermore, ceramic fibers are used as the sound absorbing material, and a heat-resistant fiber material is used that does not lose its function as a sound absorbing material even if it is fired after being filled into the flat plate.
（４）次に２枚の平板のうち１枚の平板には、多数の吸
音孔を穿設し、吸音特性を高めるように配慮したことに
ある。(4) Next, one of the two flat plates is provided with a large number of sound-absorbing holes to improve its sound-absorbing properties.
（５） さらに、片面に凹窪部を有する前記平板を焼
成したのち、凹窪部内に吸音材を充填し、その上に金属
板をもって蓋をするように被せて一体的に重合させた遮
音壁材としたことにある。(5) Furthermore, after firing the flat plate having a concave portion on one side, a sound-absorbing material is filled in the concave portion, and a metal plate is placed on top of the material so as to cover it, and the sound-insulating wall material is integrally polymerized. The reason is that
また、前記金属板を一体的に重合させた遮音壁材の２枚
を、さらに一体的に重合して複合構造の遮音壁材とした
ことを特徴とするものである。Further, the present invention is characterized in that two of the sound insulation wall materials obtained by integrally polymerizing the metal plates are further integrally polymerized to form a composite structure sound insulation wall material.
（作用）
この発明による遮音壁材は、前記したようにフライアン
シュを利用して成形したタイル状の焼成板の内部に、吸
音材を包み込んだ構造としたものであるため、この遮音
壁材を利用して、いわゆる吸音壁を構成すると、吸音材
をとりまく、すなわち外側の焼成壁と内部に充填した吸
音材との双方の吸音効果により、従来の遮音壁構造に比
較し、音波の透過損失が著しく向上され、遮音壁として
きわめて機能性の高いものが得られる。(Function) The sound insulating wall material according to the present invention has a structure in which a sound absorbing material is wrapped inside the tile-shaped fired board formed using flyanche as described above. When a so-called sound-absorbing wall is constructed, due to the sound-absorbing effects of both the outer fired wall surrounding the sound-absorbing material and the sound-absorbing material filled inside, the transmission loss of sound waves is significantly improved compared to the conventional sound-insulating wall structure. This results in an extremely highly functional sound insulating wall.
（実施例） さらに、この点を実施例に基づいて具体的に説明する。(Example) Furthermore, this point will be specifically explained based on an example.
第１図はプレス成形により得られた片面に凹窪部１を有
する平板２の前記凹窪部１内に吸音材３を充填し、この
吸音材３を充填した平板２の２枚を重ね合わせて焼成し
た遮音壁材で第１の実施例を示す斜視図である。Fig. 1 shows a flat plate 2 obtained by press forming having a concave part 1 on one side, a sound absorbing material 3 being filled in the concave part 1, and two flat plates 2 filled with the sound absorbing material 3 being stacked together. FIG. 2 is a perspective view showing a first example of a sound insulating wall material fired using the same method.
第２図は前記同様、プレス成形により得られた片面に凹
窪部１を有する平板２を、まず焼成し、しかるのちその
凹窪部１内に吸音材３を充填し、その上に金属板４を被
せて一体化した遮音壁材を示す第２実施例の斜視図であ
る。さらに第３図は、前記第２図で示した金属板４を被
せた遮音壁材の２枚を一体的に複合させた遮音壁材を示
す第３実施例の斜視図である。なお第４図は前記第１図
で示した２枚の平板２および２を焼成して一体化させる
に際して、釉薬を塗布する部分を示すための斜視図であ
る。また、前記実施例において平板２を構成する原料と
しては、下記要領に基づいて調整した原料を混練し、常
法によるプレス成形法により片面に凹窪部１を有する平
板２を成形した。FIG. 2 shows, as in the above, a flat plate 2 having a concave portion 1 on one side obtained by press molding is first fired, then a sound absorbing material 3 is filled in the concave portion 1, and a metal plate is placed on top of the flat plate 2. FIG. 4 is a perspective view of a second embodiment showing a sound insulating wall material that is integrated by covering the sound insulating wall material. Further, FIG. 3 is a perspective view of a third embodiment of a sound insulating wall material in which two of the sound insulating wall materials covered with the metal plate 4 shown in FIG. 2 are integrally combined. Note that FIG. 4 is a perspective view showing a portion to which glaze is applied when the two flat plates 2 and 2 shown in FIG. 1 are fired and integrated. In addition, as the raw material constituting the flat plate 2 in the above example, the raw material adjusted based on the following procedure was kneaded, and the flat plate 2 having the concave portion 1 on one side was formed by a conventional press molding method.
戻Ｉ斗Ｊヨ （重量比）フライ
アッシュ ７０〜８０％
セメント １０％
長石粉末 １０％
ガラス粉 ３〜５％
盃葺旦 （重量比）フライアッ
シュ ５０〜２５％
軽石 ２５〜５０％
セメント １０％
長石粉末 １０％
ガラス粉 ３〜５％
なお、前記第１図で示す実施例にいては、右側の平板２
は、前記原料Ａを用い、左側の平板２は、前記原料Ａに
軽石を加えた原料Ｂを用いて成形した。そして成形後乾
燥処理し、平板２の凹窪部１内に吸音材３として耐熱性
繊維材であるセラミックファイバを充填した。もちろん
吸音材３としては、セラミックファイバに限定されるも
のではない。少なくとも平板２の焼成温度１１００°Ｃ
に耐える繊維材など吸音性を有するものであればなんで
もよい。そして、この吸音材３を充填した平板２の２枚
を第１図で示すように重合し、１１００°Ｃにて焼成し
た。なお焼成に先立ち、２枚の平板２および２を一体的
に接合させる手段として、この実施例では第４図で示す
ように平板２のフランジ面２ａ、すなわち斜線を施した
部分に釉薬を施して双方を密着させた状態で焼成処理し
、この釉薬を接着材として接合させた。(Weight ratio) Fly ash 70-80% Cement 10% Feldspar powder 10% Glass powder 3-5% Sakabukidan (Weight ratio) Fly ash 50-25% Pumice 25-50% Cement 10% Feldspar Powder: 10% Glass powder: 3-5% In the embodiment shown in FIG. 1, the flat plate 2 on the right side
The flat plate 2 on the left side was molded using the raw material A described above, and the raw material B obtained by adding pumice to the raw material A. After the molding, a drying process was performed, and ceramic fiber, which is a heat-resistant fiber material, was filled into the recessed part 1 of the flat plate 2 as the sound absorbing material 3. Of course, the sound absorbing material 3 is not limited to ceramic fiber. Firing temperature of at least flat plate 2: 1100°C
Any material can be used as long as it has sound absorbing properties, such as a fiber material that can withstand high temperatures. Then, two of the flat plates 2 filled with the sound absorbing material 3 were polymerized as shown in FIG. 1 and fired at 1100°C. In addition, prior to firing, as a means for joining the two flat plates 2 and 2 together, in this embodiment, the flange surface 2a of the flat plate 2, that is, the shaded area, is glazed as shown in FIG. The two pieces were fired in close contact with each other, and the glaze was used as an adhesive to bond the pieces together.
また第１図に示す遮音壁材においては、右側の平板２に
多数の吸音孔５を穿設したが、吸音すべき発生音が中低
音域の場合に使用すると最適である。次に第２図は、前
記したように吸音材３を充填したのち焼成処理すること
なく、まず平板２のみを焼成処理し、しかるのち吸音材
３を凹窪部１内に詰め込んで、その外側を金属板４で蓋
をした構造としたものである。実施例では、この金属板
４としてＳＵＳ材を用いた。In addition, in the sound insulating wall material shown in FIG. 1, a large number of sound absorption holes 5 are formed in the flat plate 2 on the right side, but it is best used when the generated sound to be absorbed is in the middle to low frequency range. Next, FIG. 2 shows that, as described above, only the flat plate 2 is fired without being fired after being filled with the sound-absorbing material 3, and then the sound-absorbing material 3 is stuffed into the recessed part 1, and the outside of the flat plate 2 is fired. This structure is covered with a metal plate 4. In the embodiment, SUS material was used as the metal plate 4.
さて、本発明による遮音壁材を用いて、遮音壁ないし吸
音壁として構成する場合は、これらの遮音壁材の複数枚
をいわゆるタイル張り形式ないし壁面状に積み重ねて構
築するものである。When the sound insulating wall material according to the present invention is used to construct a sound insulating wall or a sound absorbing wall, a plurality of these sound insulating wall materials are stacked in a so-called tiled or wall-like manner.
（発明の効果）
本発明は、前記したように構成したため、従来の遮音壁
材と比較して次のような特徴を発揮する。(Effects of the Invention) Since the present invention is configured as described above, the present invention exhibits the following characteristics compared to conventional sound insulation wall materials.
（１） 吸音特性の高い繊維材料を、フライアッシュ
ないし軽石を主原料とした焼物でサンドウィτンチした
ものであるため、従来の一般的な吸音板に比較して、そ
の吸音率がきわめて高い。(1) Since it is made by sandwiching a fiber material with high sound absorption properties with a ceramic material mainly made of fly ash or pumice, its sound absorption coefficient is extremely high compared to conventional general sound absorption boards.
すなわち外被である焼成平板自体が多孔性であり、この
外被のもつ吸音性と、内部に充填した繊維材料からなる
吸音材との相乗効果により、入射される音の透過損失が
大きく、遮音能力の高い遮音壁材としての機能を発揮で
きる。In other words, the fired flat plate itself that is the outer covering is porous, and the synergistic effect of the sound absorbing properties of this outer covering and the sound absorbing material made of fiber material filled inside results in a large transmission loss of incident sound, resulting in sound insulation. It can function as a highly capable sound insulating wall material.
とくに軽石を添加し、焼成平板の多孔性を増大させてや
れば、その機能はさらに向上される。In particular, if pumice is added to increase the porosity of the fired flat plate, its functionality will be further improved.
（２）外被が、いわゆるタイル状を呈する焼物であるた
め、室内の吸音壁材として、外観、果観を確保できる。(2) Since the outer cover is a pottery product that has a so-called tile shape, it can be used as an indoor sound-absorbing wall material to ensure a good appearance and fruit appearance.
（３）外被を産業廃棄物としてのフライアッシュを主原
料として形成したので従来の遮音壁材に比較しコストが
割安であり、かつきわめて軽量であるため、内張り用の
吸音壁材として最適である。(3) Since the outer sheath is formed using fly ash, an industrial waste, as the main raw material, it is cheaper than conventional sound-insulating wall materials, and is extremely lightweight, making it ideal as a sound-absorbing wall material for interior lining. .
（４）また遮音すべき音エネルギに対し、吸音孔を設け
たり、あるいは全体の厚みすなわち焼成平板の厚みを増
大させたり、複合タイプに構成するなど、きわめて加工
性に冨み、発生音のレベルに応じた対応が容易である。(4) In order to deal with sound energy that needs to be insulated, sound absorption holes can be provided, the overall thickness of the fired flat plate can be increased, or a composite type can be constructed, allowing extremely high workability and improving the level of generated sound. It is easy to respond accordingly.
図面は、本発明に係る遮音壁材の実施例を示すもので、
第１図は第１の実施例を示す遮音壁材の一部破断斜視図
、第２図は第２の実施例、第３図は第３の実施例を示す
一部破断斜視図である。なお第４図は第１図の実施例に
おいて、２枚の平板を焼成結合させるための施釉要領を
示す一部破断斜視図である。
１・・・凹窪部
３・・・吸音材
５・・・吸音孔
２・・・平板
４・・・金属板The drawings show examples of the sound insulating wall material according to the present invention.
FIG. 1 is a partially cutaway perspective view of a sound insulating wall material showing a first embodiment, FIG. 2 is a partially cutaway perspective view of a second embodiment, and FIG. 3 is a partially cutaway perspective view showing a third embodiment. FIG. 4 is a partially cutaway perspective view showing a glazing procedure for firing and bonding two flat plates in the embodiment of FIG. 1. 1... Concave portion 3... Sound absorbing material 5... Sound absorbing hole 2... Flat plate 4... Metal plate
Claims (6)
などの結合材を加えて混練し、これを原料として片面に
凹窪部を有する平板を成形するとともに乾燥処理し、乾
燥処理して得た平板の凹窪部内に吸音材として耐熱性繊
細材を充填し、この耐熱性繊維材を充填した平板の２枚
を重ね合わせて焼成することにより前記吸音材を焼成平
板内部に挟持させたことを特徴とする遮音壁材。(1) A flat plate obtained by adding a binder such as cement, feldspar powder, glass powder, etc. to fly ash and kneading it, using this as a raw material to form a flat plate with a concave portion on one side, and drying it. A heat-resistant delicate material is filled as a sound-absorbing material in the concave part of the wafer, and two flat plates filled with the heat-resistant fiber material are overlapped and fired, so that the sound-absorbing material is sandwiched inside the fired flat plate. Sound insulating wall material.
１記載の遮音壁材。(2) The sound insulating wall material according to claim 1, characterized in that pumice is added to the raw material.
ァイバであることを特徴とする請求項１記載の遮音壁材
。(3) The sound insulating wall material according to claim 1, wherein the heat-resistant fiber material as the sound absorbing material is a ceramic fiber.
とを特徴とする請求項１記載の遮音壁材。(4) The sound insulating wall material according to claim 1, wherein one of the flat plates is provided with a large number of sound absorption holes.
部内に吸音材を充填し、その上に金属板を一体的に重合
させたことを特徴とする遮音壁材。(5) A sound insulating wall material characterized by firing a flat plate having a concave portion on one side, filling the concave portion with a sound absorbing material, and integrally superposing a metal plate thereon.
を一体的に複合させたことを特徴とする請求項５記載の
遮音壁材。(6) The sound insulating wall material according to claim 5, characterized in that two sound insulating wall materials made by integrally polymerizing the metal plates are integrally composited.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1089992A JPH02269208A (en) | 1989-04-10 | 1989-04-10 | Sound insulating wall material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1089992A JPH02269208A (en) | 1989-04-10 | 1989-04-10 | Sound insulating wall material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02269208A true JPH02269208A (en) | 1990-11-02 |
Family
ID=13986118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1089992A Pending JPH02269208A (en) | 1989-04-10 | 1989-04-10 | Sound insulating wall material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02269208A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2277764A1 (en) * | 2005-11-02 | 2007-07-16 | Hilayes, S.L. | Construction piece for e.g. partition walls, closing walls has ceramic core that is coated on all faces with cement mortar |
| JP2012026083A (en) * | 2010-07-20 | 2012-02-09 | Kobe Steel Ltd | Viaduct back surface fire-resisting sound absorption structure |
| CN104612069A (en) * | 2015-01-19 | 2015-05-13 | 江苏新光环保工程有限公司 | Novel light high-strength nonmetal sound barrier |
-
1989
- 1989-04-10 JP JP1089992A patent/JPH02269208A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2277764A1 (en) * | 2005-11-02 | 2007-07-16 | Hilayes, S.L. | Construction piece for e.g. partition walls, closing walls has ceramic core that is coated on all faces with cement mortar |
| ES2277764B1 (en) * | 2005-11-02 | 2008-06-16 | Hilayes, S.L. | PART FOR CONSTRUCTION. |
| JP2012026083A (en) * | 2010-07-20 | 2012-02-09 | Kobe Steel Ltd | Viaduct back surface fire-resisting sound absorption structure |
| CN104612069A (en) * | 2015-01-19 | 2015-05-13 | 江苏新光环保工程有限公司 | Novel light high-strength nonmetal sound barrier |
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