JPH051275A - Composite sealing material - Google Patents
Composite sealing materialInfo
- Publication number
- JPH051275A JPH051275A JP3183076A JP18307691A JPH051275A JP H051275 A JPH051275 A JP H051275A JP 3183076 A JP3183076 A JP 3183076A JP 18307691 A JP18307691 A JP 18307691A JP H051275 A JPH051275 A JP H051275A
- Authority
- JP
- Japan
- Prior art keywords
- rubber
- water
- core material
- sealing material
- composite sealing
- 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.)
- Granted
Links
Landscapes
- Sealing Material Composition (AREA)
- Lining And Supports For Tunnels (AREA)
- Building Environments (AREA)
Abstract
(57)【要約】 （修正有）
【構成】 天然ゴム、合成ゴム、または熱可塑性エラス
トマーにガラス繊維、天然セルロース繊維などの繊維物
質を一定量添加して押し出し成形し、繊維物質を整列さ
せてなる非伸長性芯材２と水膨潤性ゴム１とを一体的に
組合わせ複合シール材。
【効果】 使用する芯材は水膨潤性ゴムとの一体化が得
られ、しかも高度の非伸長性が実現できるので、この芯
材の作用で水膨潤性ゴムを長さ方向には膨潤させず、厚
さ方向のみに膨潤させて効果的にシールができる。
(57) [Summary] (Modified) [Structure] A certain amount of fiber material such as glass fiber or natural cellulose fiber is added to natural rubber, synthetic rubber or thermoplastic elastomer, and extrusion molding is performed to align the fiber material. The non-stretchable core material 2 and the water-swellable rubber 1 are integrally combined to form a composite sealing material. [Effect] Since the core material used can be integrated with the water-swellable rubber and can realize a high degree of non-stretchability, the core material does not cause the water-swellable rubber to swell in the length direction. , Can be effectively sealed by swelling only in the thickness direction.
Description
【０００１】[0001]
【産業上の利用分野】本発明は、土木、建築におけるコ
ンクリート打設の打継部やコンクリート硬化後のクラッ
クあるいはコンクリート、スティール製品のジョイント
部に配設する複合シール材に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a composite sealing material to be arranged in a joint portion of concrete placement in civil engineering and construction, a crack after hardening of concrete, or a joint portion of concrete or steel products.
【０００２】[0002]
【従来の技術】例えば従来シールド工法で用いるシール
ドセグメントの接合部などに配設するシール材として
は、天然ゴムあるいはブチルゴムに吸水性樹脂（ポニビ
ニルアルコール、ポリアクリル酸塩など）を加えたもの
や水膨潤性ウレタン樹脂を使用した水膨潤性ゴムを利用
するものが実用化されている。2. Description of the Related Art For example, as a sealing material to be arranged at a joint portion of a shield segment used in a conventional shield construction method, natural rubber or butyl rubber to which a water absorbent resin (ponivinyl alcohol, polyacrylate, etc.) is added, Those utilizing a water-swellable rubber using a water-swellable urethane resin have been put into practical use.
【０００３】さらに、このような水膨潤性ゴムと非膨潤
性ゴムとの複合シール材も種々提案されている。例え
ば、特開昭54-108157 号公報のリング状ゴムパッキンも
その一例であり、非膨潤性ゴム層は加硫型ゴムパウンド
またはブチルゴムパウンドを加硫することにより形成さ
れ、膨潤性ゴム層は加硫型ゴムパウンドまたはブチルゴ
ムパウンドと膨潤性樹脂との混練による膨潤性ゴム配合
物を加硫することによって形成される。Further, various composite sealing materials of such a water-swellable rubber and a non-swellable rubber have been proposed. For example, the ring-shaped rubber packing disclosed in Japanese Patent Laid-Open No. 54-108157 is one such example.The non-swelling rubber layer is formed by vulcanizing a vulcanization type rubber compound or a butyl rubber compound, and the swelling rubber layer is vulcanized. It is formed by vulcanizing a swellable rubber compound by kneading a vulcanizable rubber compound or a butyl rubber compound and a swelling resin.
【０００４】この特開昭54-108157 号公報のリング状ゴ
ムパッキンでは内側または外側に非膨潤性ゴム層を配置
することにより、その方向への膨潤性ゴム層の脹らみを
規制きる。ただし、使用はリング状パッキンであり、長
尺なシール材としてのものではない。In the ring-shaped rubber packing disclosed in Japanese Patent Laid-Open No. 54-108157, a non-swelling rubber layer is arranged on the inner side or the outer side, so that the expansion of the swelling rubber layer in that direction can be regulated. However, it is used as a ring-shaped packing, not as a long sealing material.
【０００５】これに対して、実開昭63-142468 号公報で
は水膨潤性ゴムで長尺なパッキン材を構成した場合にこ
れが長さ方向にも膨潤することの不都合をなくすため
に、金属、硬質合成樹脂、硬質合成ゴム等の非伸長性線
条部材の外周を、該線条部材を芯材として同時に押し出
し成形され、成形後同時加硫された一般ゴムの内層と水
膨潤性ゴムの外層との複合層で被覆している。On the other hand, in Japanese Utility Model Laid-Open No. 63-142468, in order to eliminate the inconvenience of swelling in the length direction when a long packing material is made of water-swelling rubber, metal, An inner layer of a general rubber and an outer layer of a water-swellable rubber, which are formed by simultaneously extruding the outer periphery of a non-stretchable linear member such as a hard synthetic resin or a hard synthetic rubber using the linear member as a core material and simultaneously vulcanizing after molding. It is covered with a composite layer of.
【０００６】前記一般ゴムの内層と水膨潤性ゴムの外層
とは同時押出しおよび同時加硫されることにより、相互
に接着性を発揮し、さらに一般ゴムの内層は芯材として
の線条部材の外周へも接着するのでこの一般ゴムの内層
の拘束を受けて水膨潤性ゴムの外層は長さ方向への膨潤
が規制され、太さ方向のみ膨潤する。The inner layer of the general rubber and the outer layer of the water-swelling rubber exhibit mutual adhesiveness by being coextruded and simultaneously vulcanized, and the inner layer of the general rubber is made of a linear member as a core material. Since it also adheres to the outer circumference, the outer layer of the water-swellable rubber is restricted from swelling in the length direction due to the constraint of the inner layer of this general rubber, and swells only in the thickness direction.
【０００７】[0007]
【発明の解決しよとする課題】しかし、前記実開昭63-1
42468 号公報のものは電線や光ファイバーケーブルなど
の長尺な部材の固定やシールに用いる長尺パッキングで
あり、あくまでこの長尺な部材である非伸長性線条部材
を芯材としてその目的、効果を達成できるものである。
従って、シールドセグメントの接合部などに配設するシ
ール材のごとき芯材となるものがない場合には適用でき
ない。かりに、加硫された一般ゴムによるものを芯材と
して水膨潤性ゴム内に配設してもその非伸長性には難が
あり、水膨潤性ゴムの長さ方向の膨潤を規制することは
困難である。[Problems to be Solved by the Invention] However, the above-mentioned Japanese Utility Model Publication No. 63-1
No. 42468 is a long packing used for fixing and sealing long members such as electric wires and optical fiber cables. The purpose and effect of this long member is a non-stretchable linear member. Can be achieved.
Therefore, it cannot be applied to the case where there is no core material such as a seal material arranged at the joint of the shield segment. However, even if the vulcanized general rubber is used as the core material and placed in the water-swellable rubber, its non-stretchability is difficult, and it is difficult to control the swelling of the water-swellable rubber in the longitudinal direction. Have difficulty.
【０００８】本発明の目的は前記従来例の不都合を解消
し、使用する芯材は水膨潤性ゴムとの一体化が得られ、
しかも高度の非伸長性が実現できるので、水膨潤性ゴム
を長さ方向には膨潤させず、厚さ方向のみの膨潤作用で
効果的にシールができる複合シール材を提供することに
ある。The object of the present invention is to eliminate the disadvantages of the above-mentioned conventional examples, and the core material used can be integrated with water-swelling rubber,
Moreover, since a high degree of non-stretchability can be realized, it is an object of the present invention to provide a composite sealing material that can effectively seal by the swelling action only in the thickness direction without swelling the water-swellable rubber in the length direction.
【０００９】[0009]
【課題を解決するための手段】本発明は前記目的を達成
するため、天然ゴム、合成ゴム、または熱可塑性エラス
トマーにガラス繊維、天然セルロース繊維などの繊維物
質を一定量添加して押し出し成形し、繊維物質を整列さ
せてなる非伸長性芯材と水膨潤性ゴムとを一体的に組合
わせたことを要旨とするものである。In order to achieve the above-mentioned object, the present invention extrudes natural rubber, synthetic rubber, or a thermoplastic elastomer by adding a certain amount of a fiber material such as glass fiber or natural cellulose fiber, It is a gist to integrally combine a non-expandable core material formed by aligning fibrous substances and a water-swellable rubber.
【００１０】[0010]
【作用】本発明によれば、芯材は繊維物質を一定量添加
して押し出し成形される際に、繊維物質を整列させ、最
終的に加硫させた時にその整列している繊維物質の効果
により伸長性のないものとなる。そしてかかる芯材は水
膨潤性ゴムに埋設または複合化することで加硫時に完全
に一体化し、該芯材の長さ以上には膨潤しないように水
膨潤性ゴムを拘束する。According to the present invention, when the core material is extruded by adding a certain amount of the fibrous substance, the fibrous substance is aligned, and when it is finally vulcanized, the effect of the aligned fibrous substance is obtained. Makes it inextensible. By embedding or compounding the core material in the water-swellable rubber, the core material is completely integrated at the time of vulcanization, and the water-swellable rubber is constrained so as not to swell more than the length of the core material.
【００１１】以下、図面について本発明の実施例を詳細
に説明する。図１は本発明の複合シール材の第１実施例
を示す斜視図で、図中１は水膨潤性ゴム、２は芯材であ
る。本実施例は芯材２は断面円形の紐条体であり、水膨
潤性ゴム１はこの芯材２を中央に配設した紐条体であ
る。Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is a perspective view showing a first embodiment of the composite sealing material of the present invention, in which 1 is a water-swellable rubber and 2 is a core material. In this embodiment, the core material 2 is a cord body having a circular cross section, and the water-swellable rubber 1 is a cord body having the core material 2 arranged in the center.
【００１２】さきに芯材２の配合例を示すと次の通りで
ある。ＳＢＲ（ハイステレンゴム）１００重量部、天然
繊維５〜３０重量部、カーボンブラック３０重量部、亜
鉛華３重量部、ステアリン酸２重量部、プロセス油２重
量部である。また、加硫系は硫黄１．５重量部、ＣＺ
０．８重量部、Ｄ０．２重量部、ＴＳ０．２重量部で、
加硫条件は160 °Ｃ×10分とする。An example of the composition of the core material 2 is shown below. SBR (high-sterene rubber) 100 parts by weight, natural fiber 5 to 30 parts by weight, carbon black 30 parts by weight, zinc white 3 parts by weight, stearic acid 2 parts by weight, process oil 2 parts by weight. In addition, the vulcanization system is 1.5 parts by weight of sulfur, CZ
0.8 parts by weight, D 0.2 parts by weight, TS 0.2 parts by weight,
The vulcanization conditions are 160 ° C x 10 minutes.
【００１３】この場合の芯材２の物性は、比重1.20〜1.
30、硬度90〜95、引張強度100 〜160 kgf/cm、伸び率20
0 〜400 ％となる。In this case, the core material 2 has a specific gravity of 1.20 to 1.
30, hardness 90-95, tensile strength 100-160 kgf / cm, elongation 20
It becomes 0 to 400%.
【００１４】一方、水膨潤性ゴム１は天然ゴムや合成ゴ
ムとウレタンプレポリマーとの混練物で組成する。この
うち、天然ゴムはゴム植物の樹液から取ったもの、合成
ゴムはネオプレンゴム、イソプレンゴム、スチレンブタ
ジエンゴム、ブチルゴム、クロロプレンゴム、ブタジエ
ンゴム、アクリルニトリリル・ブタンジエンゴム、エチ
レン・プロピレンゴムなどの１種あるいは１種以上から
なる。また、ウレタンプレポリマーは親水基を有したポ
リエーテルポリオールとイソシアネートからなり、詳し
くはエチレン・プロピレン共重合ポリオールからなるポ
リエーテルポリオールとＴ．Ｄ．Ｉ(2.4−トルエンジイ
ソシアネートと 2.6−トルエンジイソシアネートからな
る）が挙げられる。なお、水膨潤性ゴム１の膨潤率は天
然ゴムや合成ゴムとウレタンプレポリマーとの配合比で
決定される。On the other hand, the water-swellable rubber 1 is composed of a kneaded product of natural rubber or synthetic rubber and urethane prepolymer. Among them, natural rubber is taken from the sap of rubber plant, synthetic rubber is neoprene rubber, isoprene rubber, styrene butadiene rubber, butyl rubber, chloroprene rubber, butadiene rubber, acrylic nitrylyl butanediene rubber, ethylene propylene rubber, etc. It consists of one kind or more than one kind. The urethane prepolymer is composed of a polyether polyol having a hydrophilic group and an isocyanate, and more specifically, a polyether polyol composed of an ethylene / propylene copolymer polyol and T.I. D. I (consisting of 2.4-toluene diisocyanate and 2.6-toluene diisocyanate). The swelling rate of the water-swellable rubber 1 is determined by the compounding ratio of natural rubber or synthetic rubber and urethane prepolymer.
【００１５】ＳＢＲは旭化成工業（株）のＳＢＲ（ハイ
ステレン含）ＡＣＢ─８２５９が好適であり、天然繊維
は三菱モンサント化成（株）の商品名、サントウエーブ
が好適である。一例としてＳＢＲ90％に対してサントウ
エーブ10％を配合しする。そして、６倍の水膨潤性ゴム
２を複合丸にして押出し成形し、同時に加硫して両者を
一体化した。As the SBR, SBR (including hysterene) ACB-8259 manufactured by Asahi Kasei Co., Ltd. is suitable, and as the natural fiber, Santo Wave, a trade name of Mitsubishi Monsanto Kasei Co., Ltd. is suitable. As an example, 10% of Sant Wave is mixed with 90% of SBR. Then, 6 times the water-swellable rubber 2 was formed into a composite round and extruded, and simultaneously vulcanized to integrate them.
【００１６】本発明の複合シール材はシールドセグメン
トの接合部などのに配設するが、図18に示すように水膨
潤性ゴム１は水膨潤作用を発揮するが、芯材２は繊維物
質を一定量添加して押し出し成形される際に、繊維物質
を整列させ、最終的に加硫させた時にその整列している
繊維物質の効果により伸長性のないものとなるので、こ
の芯材２の長さ以上には膨潤しないように水膨潤性ゴム
１を拘束する。その結果、水膨潤性ゴム１は長さ方向に
は膨潤せず、厚さ方向にのみ膨潤する。The composite sealing material of the present invention is disposed at the joints of the shield segments. As shown in FIG. 18, the water-swellable rubber 1 exerts a water-swelling action, but the core material 2 is made of a fibrous substance. When a certain amount of the fibrous substance is added and extruded, the fibrous substances are aligned, and when the fibrous substances are finally vulcanized, the fibrous substances aligned do not have extensibility. The water-swellable rubber 1 is constrained so that it does not swell beyond its length. As a result, the water-swellable rubber 1 does not swell in the length direction but only in the thickness direction.
【００１７】図２〜図７は第２〜第７実施例を示すもの
で、前記第１実施例とおなじく芯材２は水膨潤性ゴム１
の内部に埋設する場合であるが、断面形状は図示のごと
く種々選択でき、また、図６に示すように芯材２は複数
条となってもよい。2 to 7 show the second to seventh embodiments. The core material 2 similar to the first embodiment is a water-swellable rubber 1.
However, the cross-sectional shape can be variously selected as shown in the drawing, and the core material 2 may have a plurality of threads as shown in FIG.
【００１８】図８〜図17は第８〜第17実施例を示すもの
で、芯材２と水膨潤性ゴム１とは接合状態で組み合わせ
たもので、いずれか一方が他方を取り込むようにする場
合もある。8 to 17 show the eighth to seventeenth embodiments, in which the core material 2 and the water-swellable rubber 1 are combined in a joined state, and one of them takes in the other. In some cases.
【００１９】なお、前記実施例では芯材２に合成ゴムを
使用した場合を述べたが、天然ゴムや熱可塑性エラスト
マーを使用し、これに天然繊維、ガラス繊維等を混ぜる
ようにしてもよい。Although a synthetic rubber is used for the core material 2 in the above embodiment, natural rubber or thermoplastic elastomer may be used and natural fiber, glass fiber or the like may be mixed therein.
【００２０】[0020]
【発明の効果】以上述べたように本発明の複合シール材
は、使用する芯材は水膨潤性ゴムとの一体化が得られ、
しかも高度の非伸長性が実現できるので、この芯材の作
用で水膨潤性ゴムを長さ方向には膨潤させず、厚さ方向
のみの膨潤させて効果的にシールができるものである。As described above, in the composite sealing material of the present invention, the core material used is integrated with the water-swelling rubber,
In addition, since a high degree of non-stretchability can be realized, the water-swellable rubber is not swollen in the length direction by the action of the core material, but is swollen only in the thickness direction so that effective sealing can be achieved.
【図１】本発明の複合シール材の第１実施例を示す斜視
図である。FIG. 1 is a perspective view showing a first embodiment of a composite sealing material of the present invention.
【図２】本発明の複合シール材の第２実施例を示す斜視
図である。FIG. 2 is a perspective view showing a second embodiment of the composite sealing material of the present invention.
【図３】本発明の複合シール材の第３実施例を示す斜視
図である。FIG. 3 is a perspective view showing a third embodiment of the composite sealing material of the present invention.
【図４】本発明の複合シール材の第４実施例を示す斜視
図である。FIG. 4 is a perspective view showing a fourth embodiment of the composite sealing material of the present invention.
【図５】本発明の複合シール材の第５実施例を示す斜視
図である。FIG. 5 is a perspective view showing a fifth embodiment of the composite sealing material of the present invention.
【図６】本発明の複合シール材の第６実施例を示す斜視
図である。FIG. 6 is a perspective view showing a sixth embodiment of the composite sealing material of the present invention.
【図７】本発明の複合シール材の第７実施例を示す斜視
図である。FIG. 7 is a perspective view showing a seventh embodiment of the composite sealing material of the present invention.
【図８】本発明の複合シール材の第８実施例を示す斜視
図である。FIG. 8 is a perspective view showing an eighth embodiment of the composite sealing material of the present invention.
【図９】本発明の複合シール材の第９実施例を示す斜視
図である。FIG. 9 is a perspective view showing a ninth embodiment of the composite sealing material of the present invention.
【図１０】本発明の複合シール材の第10実施例を示す斜
視図である。FIG. 10 is a perspective view showing a tenth embodiment of the composite sealing material of the present invention.
【図１１】本発明の複合シール材の第11実施例を示す斜
視図である。FIG. 11 is a perspective view showing an eleventh embodiment of the composite sealing material of the present invention.
【図１２】本発明の複合シール材の第12実施例を示す斜
視図である。FIG. 12 is a perspective view showing a twelfth embodiment of the composite sealing material of the present invention.
【図１３】本発明の複合シール材の第13実施例を示す斜
視図である。FIG. 13 is a perspective view showing a thirteenth embodiment of the composite sealing material of the present invention.
【図１４】本発明の複合シール材の第14実施例を示す斜
視図である。FIG. 14 is a perspective view showing a fourteenth embodiment of the composite sealing material of the present invention.
【図１５】本発明の複合シール材の第15実施例を示す斜
視図である。FIG. 15 is a perspective view showing a fifteenth embodiment of the composite sealing material of the present invention.
【図１６】本発明の複合シール材の第16実施例を示す斜
視図である。FIG. 16 is a perspective view showing a sixteenth embodiment of the composite sealing material of the present invention.
【図１７】本発明の複合シール材の第17実施例を示す斜
視図である。FIG. 17 is a perspective view showing a seventeenth embodiment of the composite sealing material of the present invention.
【図１８】本発明の複合シール材の第１実施例の膨潤前
と膨潤後の状態を示す説明図である。FIG. 18 is an explanatory diagram showing a state before and after swelling of the first embodiment of the composite sealing material of the present invention.
１…水膨潤性ゴム ２…芯材 1 ... Water swelling rubber 2 ... Core material
Claims (1)
ラストマーにガラス繊維、天然セルロース繊維などの繊
維物質を一定量添加して押し出し成形し、繊維物質を整
列させてなる非伸長性芯材と水膨潤性ゴムとを一体的に
組合わせたことを特徴とする複合シール材。Claim: What is claimed is: 1. A natural rubber, a synthetic rubber, or a thermoplastic elastomer, to which a certain amount of a fiber material such as glass fiber or natural cellulose fiber is added and extrusion-molded to align the fiber material. A composite seal material characterized by integrally combining an extensible core material and water-swellable rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3183076A JPH07110934B2 (en) | 1991-06-26 | 1991-06-26 | Composite sealing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3183076A JPH07110934B2 (en) | 1991-06-26 | 1991-06-26 | Composite sealing material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH051275A true JPH051275A (en) | 1993-01-08 |
| JPH07110934B2 JPH07110934B2 (en) | 1995-11-29 |
Family
ID=16129339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3183076A Expired - Lifetime JPH07110934B2 (en) | 1991-06-26 | 1991-06-26 | Composite sealing material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH07110934B2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09221842A (en) * | 1996-02-16 | 1997-08-26 | Kunimine Kogyo Kk | Waterproof material |
| JP2007505967A (en) * | 2003-09-18 | 2007-03-15 | アンコル インターナショナル コーポレイション | A “water-blocking” composition comprising a water-impermeable and swellable clay and having a water-permeable coating |
| JP2007291753A (en) * | 2006-04-26 | 2007-11-08 | Shimizu Corp | Segment sealing material and tunnel structure provided with the same |
| JP2019138018A (en) * | 2018-02-08 | 2019-08-22 | 綾羽株式会社 | Molded joint member and water cutoff method using same |
| DE102023121894B3 (en) | 2023-08-16 | 2024-10-10 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Immersion-cooled automotive traction battery |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5775259U (en) * | 1980-10-27 | 1982-05-10 | ||
| JPS6244998U (en) * | 1985-08-30 | 1987-03-18 | ||
| JPS63308081A (en) * | 1988-02-05 | 1988-12-15 | Hayakawa Rubber Co Ltd | Water-stopping material swelling with water |
| JPS6466285A (en) * | 1987-09-08 | 1989-03-13 | Kasei Co C I | Water swelling material |
-
1991
- 1991-06-26 JP JP3183076A patent/JPH07110934B2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5775259U (en) * | 1980-10-27 | 1982-05-10 | ||
| JPS6244998U (en) * | 1985-08-30 | 1987-03-18 | ||
| JPS6466285A (en) * | 1987-09-08 | 1989-03-13 | Kasei Co C I | Water swelling material |
| JPS63308081A (en) * | 1988-02-05 | 1988-12-15 | Hayakawa Rubber Co Ltd | Water-stopping material swelling with water |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09221842A (en) * | 1996-02-16 | 1997-08-26 | Kunimine Kogyo Kk | Waterproof material |
| JP2007505967A (en) * | 2003-09-18 | 2007-03-15 | アンコル インターナショナル コーポレイション | A “water-blocking” composition comprising a water-impermeable and swellable clay and having a water-permeable coating |
| JP2007291753A (en) * | 2006-04-26 | 2007-11-08 | Shimizu Corp | Segment sealing material and tunnel structure provided with the same |
| JP2019138018A (en) * | 2018-02-08 | 2019-08-22 | 綾羽株式会社 | Molded joint member and water cutoff method using same |
| DE102023121894B3 (en) | 2023-08-16 | 2024-10-10 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Immersion-cooled automotive traction battery |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07110934B2 (en) | 1995-11-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5193960A (en) | Washer with elastic water-swellable rubber | |
| US5172919A (en) | Appliance for preventing water from leaking through joint | |
| KR950014198A (en) | A mixture of thermoplastic resin and rubber adhesive to the thermoplastic resin | |
| EP0829513A3 (en) | Grouting subsurface conduits | |
| BRPI0609122A2 (en) | process for manufacturing a thermoplastic vulcanized composition | |
| JPS582988B2 (en) | Method for manufacturing swellable adhesive water stop material | |
| KR101731826B1 (en) | Fiber reinforced waterproof sheet comprising EPDM composition and waterproof method using the same | |
| JPH07110934B2 (en) | Composite sealing material | |
| DE60210305D1 (en) | METHOD FOR PRODUCING A DYNAMICALLY VULCANIZED THERMOPLASTIC ELASTOMER | |
| EP1920137B1 (en) | Sealing arrangement composed of different types of polymer material | |
| JPH0149756B2 (en) | ||
| JPS6033663B2 (en) | Rubber hose for gasoline circulation pipe connection | |
| JPH01145470A (en) | Sealing compound utilizing water swelling rubber and its manufacture | |
| EP1571386B1 (en) | Sealing assembly | |
| JP2592120B2 (en) | How to seal underwater joints | |
| DE102006056055B4 (en) | Sealing profile, in particular sealing frame, of polymeric material with radiation protection | |
| JP2524308B2 (en) | Molding method for swellable seal material | |
| JPH04174118A (en) | Manufacture of cut-off plate | |
| JP3050695U (en) | Waterproof material for segment | |
| JP3268584B2 (en) | Pipe fitting and method of manufacturing the same | |
| JPH0424397A (en) | Sealing method for segment joint and hydro-expansive sealing material | |
| JP2001020692A (en) | Water stopping method and water stopping structure of seam in underground structure | |
| JPH1162027A (en) | High modulus waterproof rubber plate | |
| JP3012179B2 (en) | String-like elastomer composite suitable for long-term use as packing, sealing, and cushioning materials | |
| JPH0437999Y2 (en) |