CN201762828U - Uncovering-free self-adhesive water stop strip - Google Patents
Uncovering-free self-adhesive water stop strip Download PDFInfo
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- CN201762828U CN201762828U CN2010205199432U CN201020519943U CN201762828U CN 201762828 U CN201762828 U CN 201762828U CN 2010205199432 U CN2010205199432 U CN 2010205199432U CN 201020519943 U CN201020519943 U CN 201020519943U CN 201762828 U CN201762828 U CN 201762828U
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Abstract
The utility model belongs to the technological field of water seal waterproof engineering accessories of buildings and specifically relates to an uncovering-free self-adhesive water stop strip. The technical scheme is that the water stop strip comprises a rubber layer, a self-adhesive rubber compound layer is compounded on the rubber layer, and an active silicon dioxide layer with a particle diameter ranging between 0.5mm and 1mm is bonded and embedded on the self-adhesive rubber compound layer. As the active silicon dioxide is an inorganic granular material, the uncovering-free self-adhesive water stop strip has the effects of an isolation layer and more importantly of a frame of a cement mortar layer and enables the strength of an interface to be further enhanced in the construction process. The water stop strip has the advantages that in construction engineering, the water stop strip is more convenient to use and the bonding with cement-based materials is higher in strength and better in stability etc.
Description
Technical field
The utility model belongs to the sealing waterproofing accessory technical field of building, specifically is that be applied to constuction joint deformation joint in the engineerings such as water conservancy and hydropower, tunnel underground, civil air defense works, underground building a kind of exempts to take off the type self-adhesion water stop band.
Background technology
The basic structure form of existing self-adhesion water stop band is: rubber layer, the self-adhesive bed of material and separation layer.Wherein the main effect of separation layer is to pile up the elastomeric material of the self adhesive material of the self-adhesion water stop band of depositing and another layer or self adhesive material separates, in order to avoid elastomeric material of each layer of self-adhesion water stop band self adhesive material and another layer or self adhesive material be in contact with one another and bond together, and then the construction that influences self-adhesion water stop band is used.Wherein separation layer material therefor kind mainly contains: PET barrier film, PE barrier film and barrier paper.
Existing self-adhesion water stop band must be removed insolated layer materials earlier before on the cement-based material in paving, and then carry out next step construction in construction is used.This has just increased certain degree of difficulty to construction, and self-adhesion water stop band often occurs insolated layer materials in actual use easily and be difficult for removing, and insolated layer materials remains on the self-adhesive bed of material or the self-adhesive bed of material phenomenon off such as is taken by adhesion.Because existing separation layer material therefor does not all have the lateral reactivity with cement-based material generation chemical reaction, so insolated layer materials remains in and will influence self-adhesion water stop band and cement-based material adhesive property on the self-adhesive bed of material.The self-adhesive bed of material is the critical material that strengthens self-adhesion water stop band and cement-based material adhesive strength, so the self-adhesive bed of material is taken off by adhesion and will be influenced self-adhesion water stop band and cement-based material adhesive property.In sum, there are the big and problems such as self-adhesion water stop band and cement-based material adhesive strength susceptible to of difficulty of construction in the basic structure form of existing self-adhesion water stop band.
The utility model content
The technical problems to be solved in the utility model just provide a kind of construct more convenient, with higher and more stable the exempting from of cement-based material adhesive strength take off the type self-adhesion water stop band.
For addressing the above problem, the technical solution adopted in the utility model is:
A kind ofly exempt to take off the type self-adhesion water stop band, comprise rubber layer, on described rubber layer, be compounded with the self-adhesive bed of material, the sticking active silica layer that is embedded with on the described self-adhesive bed of material.
Its additional technical feature comprises:
Described rubber layer is made of natural rubber, ethylene propylene diene rubber or butyl rubber;
Described self-adhesion sizing material is made of the acrylic acid series pressure sensitive or the rubber modified asphalt bonding adhesive of pressure sensitive polyurethane adhesive, rubber-type pressure sensitive, homopolymerization or copolymerization;
The particle diameter of described magnetic active silica is between 0.5mm～1mm.
A kind of type self-adhesion water stop band of exempting to take off provided by the utility model, because by the active silica layer is compounded on the self-adhesive bed of material, what the active silica layer was firm is embedded on the self-adhesive bed of material: at first active silica plays the effect of separation layer, the active silica layer can effectively separate piling up the self adhesive material of the self-adhesion water stop band of depositing and the elastomeric material or the self adhesive material of another layer as a kind of inorganic particulate material, in order to avoid elastomeric material of each layer of self-adhesion water stop band self adhesive material and another layer or self adhesive material are in contact with one another and bond together; Secondly active silica will play the effect of cement mortar layer skeleton, when the self-adhesion water stop band paving is on the green concrete basal plane, cement mortar will be filled the space of active silica layer, form one deck cement mortar layer, thereby between the self-adhesion water stop band self-adhesive bed of material and cement-based material, form one deck and the equicohesive boundary layer of cement-based material; Last active silica will play the effect of interface enhancing agent, because active silica has potential hydration reaction activity, under the effect of alkali-activator will with the calcium hydroxide generation hydration reaction in the cement-based material, the hydrated calcium silicate of generation further improves the intensity of boundary layer.
Provided by the utility modelly exempt to take off the type self-adhesion water stop band and be compounded on the rubber layer by the self-adhesive bed of material, utilize the self-adhesion sizing material that had with the performance green concrete secure bond (forming adhesion strength) by absorption, tessellation, hydration reaction, efficiently solve the problem of waterstop and concrete binding, avoided scurrying the generation of water, leakage problems; And the splendid physical and mechanical properties of utilizing elastomeric material to have satisfies the requirement of engineering to the waterstop tensile property; Exempt to take off the type self-adhesion water stop band in construction works, have especially use more convenient, with advantages such as the cement-based material adhesive strength is higher and more stable.
Description of drawings
Fig. 1 is the cross-sectional view of exempting to take off the type self-adhesion water stop band;
Fig. 2 is the enlarged diagram of the local A structure of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing structure and the use principle of exempting to take off the type self-adhesion water stop band provided by the utility model is described in further detail.
As shown in Figure 1, 2, for constituting the structural representation of exempting to take off the type self-adhesion water stop band that the utility model provides.Promptly constitute the structure exempt to take off the type self-adhesion water stop band and comprise rubber layer 1, on rubber layer 1, be compounded with the self-adhesive bed of material 2, on the self-adhesive bed of material 2, be compounded with active silica layer 3.Rubber layer 1 material consists of natural rubber, ethylene propylene diene rubber or butyl rubber.The self-adhesive bed of material 2 materials consist of the acrylic acid series pressure sensitive or the rubber modified asphalt bonding adhesive of pressure sensitive polyurethane adhesive, rubber-type pressure sensitive, homopolymerization or copolymerization.Active silica layer 3 material consist of to through the macromolecule interfacial activation processing, and particle diameter has the quartz sand of potential hydration reaction activity between 0.5mm～1mm.
Of the present utility modelly a kind ofly exempt to take off the type self-adhesion water stop band when installing, waterstop is laid on the formation level, necessary colligation is fixing to be handled with carrying out between waterstop and the works, after preparation of construction is finished, green concrete is cast directly on the active silica layer 3.Carrying out concrete conventional maintenance then gets final product.
Claims (4)
1. exempt to take off the type self-adhesion water stop band for one kind, comprise rubber layer, on described rubber layer, be compounded with the self-adhesive bed of material, it is characterized in that: the sticking active silica layer that is embedded with on the described self-adhesive bed of material.
2. a kind of type self-adhesion water stop band of exempting to take off as claimed in claim 1, it is characterized in that: described rubber layer is made of natural rubber, ethylene propylene diene rubber or butyl rubber.
3. a kind of type self-adhesion water stop band of exempting to take off as claimed in claim 1 is characterized in that: described self-adhesion sizing material is made of the acrylic acid series pressure sensitive or the rubber modified asphalt bonding adhesive of pressure sensitive polyurethane adhesive, rubber-type pressure sensitive, homopolymerization or copolymerization.
4. a kind of type self-adhesion water stop band of exempting to take off as claimed in claim 1, it is characterized in that: the particle diameter of described magnetic active silica is between 0.5mm～1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205199432U CN201762828U (en) | 2010-09-07 | 2010-09-07 | Uncovering-free self-adhesive water stop strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205199432U CN201762828U (en) | 2010-09-07 | 2010-09-07 | Uncovering-free self-adhesive water stop strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201762828U true CN201762828U (en) | 2011-03-16 |
Family
ID=43715439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205199432U Expired - Lifetime CN201762828U (en) | 2010-09-07 | 2010-09-07 | Uncovering-free self-adhesive water stop strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201762828U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102896845A (en) * | 2012-09-24 | 2013-01-30 | 无锡昆成新材料科技有限公司 | High temperature resistant and high cohesion type waterproof tape |
| CN103334409A (en) * | 2013-07-16 | 2013-10-02 | 衡水中铁建工程橡胶有限责任公司 | Uncovering-free type macromolecule self-adhesion waterproof roll and preparing method thereof |
| CN103741646A (en) * | 2014-01-23 | 2014-04-23 | 黑龙江省翔波新材料新技术应用开发有限公司 | YMZS-JT sealing strip and production method for concrete aqueduct expansion joints |
| CN104789148A (en) * | 2015-04-22 | 2015-07-22 | 衡水中铁建工程橡胶有限责任公司 | Tear-free self-adhesive rubber waterstop belt and preparation method thereof |
| CN113322803A (en) * | 2021-05-10 | 2021-08-31 | 中国铁路设计集团有限公司 | Double-face combined anti-sticking type buried water stop belt with simple structure |
| CN113513343A (en) * | 2021-05-07 | 2021-10-19 | 石家庄铁道大学 | Detection method of rubber water stop |
-
2010
- 2010-09-07 CN CN2010205199432U patent/CN201762828U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102896845A (en) * | 2012-09-24 | 2013-01-30 | 无锡昆成新材料科技有限公司 | High temperature resistant and high cohesion type waterproof tape |
| CN103334409A (en) * | 2013-07-16 | 2013-10-02 | 衡水中铁建工程橡胶有限责任公司 | Uncovering-free type macromolecule self-adhesion waterproof roll and preparing method thereof |
| CN103741646A (en) * | 2014-01-23 | 2014-04-23 | 黑龙江省翔波新材料新技术应用开发有限公司 | YMZS-JT sealing strip and production method for concrete aqueduct expansion joints |
| CN104789148A (en) * | 2015-04-22 | 2015-07-22 | 衡水中铁建工程橡胶有限责任公司 | Tear-free self-adhesive rubber waterstop belt and preparation method thereof |
| CN104789148B (en) * | 2015-04-22 | 2018-03-23 | 衡水中铁建工程橡胶有限责任公司 | One kind is exempted to take off type self-adhering rubber waterstop and preparation method thereof |
| CN113513343A (en) * | 2021-05-07 | 2021-10-19 | 石家庄铁道大学 | Detection method of rubber water stop |
| CN113513343B (en) * | 2021-05-07 | 2022-10-14 | 石家庄铁道大学 | Detection method of rubber water stop |
| CN113322803A (en) * | 2021-05-10 | 2021-08-31 | 中国铁路设计集团有限公司 | Double-face combined anti-sticking type buried water stop belt with simple structure |
| CN113322803B (en) * | 2021-05-10 | 2023-03-10 | 中国铁路设计集团有限公司 | Double-face combined anti-sticking type buried water stop belt with simple structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110316 |
|
| CX01 | Expiry of patent term |