CN208917116U - For combining the adhesive tape of sheet material in architectural exterior-protecting construction region - Google Patents

Abstract

This application discloses a kind of for combining the adhesive tape of sheet material in architectural exterior-protecting construction region.The adhesive tape includes layer of carrier material, and the adhesive coatings being arranged in layer of carrier material, and it is 30 to 1000mm width that adhesive tape, which has range, and layer of carrier material includes one or more layers plastic sheet.The bonding band structure is relatively easy, but still provides good sealing effect, water vapor permeability and mechanical stability, while having sufficient flexibility and stickiness.

Description

For combining the adhesive tape of sheet material in architectural exterior-protecting construction region

Technical field

The utility model relates to a kind of for combining the adhesive tape of sheet material in the region of architectural exterior-protecting construction, have and carry Body material and the adhesive coatings being arranged on the carrier material.

Background technique

In general, especially on roof or exterior wall, (especially plastics are thin for installation thin plate in the perimeter of building construction Plate) or it is especially the plate made of hardwood, as so-called " radix saposhnikoviae " or " rain-proof ".This covering is located above insulating layer And it is located at below practical outer layer, the practical outer layer is made of such as brick, cement-asbestos board etc..In general, the coating is with weight Laying up sets laying, and the joint of generation is bonded with single-sided adhesive tape.In this way it is possible to prevent the wind between outer layer, snow, rain Etc. being penetrated into open joint and generate in insulating layer region air-flow.The air-flow of this cool exterior air can reduce insulation Effect should prevent as much as possible.

Typically for the bonding of the sheet material in the perimeter of building construction, according to the prior art, usually using single side Adhesive tape, which is characterized in that especially made of polyethylene sheets, PVC sheet or hot compression non-woven textile support sheet Carrier.

In general, the sheet material or plate that use in building construction perimeter have good gas permeability, according to DIN 52615 measurements, the water vapor diffusion Resistance Value (sd value) of these sheet materials or plate usually≤1m.It is widely used and from the prior art The adhesive tape of the known joint for bonding such plate or sheet material typically exhibits substantially higher water vapor diffusion Resistance and usually have sd value significantly more higher than the sd value of used sheet material or plate；For example, making in the prior art This value of adhesive tape is in the range of 20-50m.In fact, having been shown in this adhesive tape using the prior art Show, in order to be discharged since the building moisture of retention or the residual moisture bring of construction timber spread vapor, such as from room It is discharged in the roof structure in room, the moisture in the region of the engagement bonding of the not prior art can be easily by ventilative Property good sheet material or plate escape, but can be in the region immediately below the engagement bonding with prior art adhesive tape along connecing It closes junction and forms condensed water, because the non-proliferation adhesive tape in this region is significantly more.Therefore, slope is spread according to downward, It may cause a large amount of water aggregation, it is thus possible to lead to rotten and structural failure.Especially because prior art engagement bonding Diffusional resistance increase cause when the moisture flowed into from below is more than the moisture that can be leaked out, situation is just so.It is such Moisture may include the retention residual moisture in construction timber material bring roof or the moisture in air through moisture, due to interior Anywhere portion's vapour barrier does not all seal, so they always flow back into roof structure.

When especially using sheet material in the perimeter of building construction as additional weather proof protective layer, exist additional The problem of, i.e., this sheet material must be stretched on entire roof structure or along the entire width or height of facade with web, be made Obtain the fluctuating that can hardly avoid each sheet material web due to caused by different tensionings.Therefore, in tensioning difference or with corresponding The engaging zones between two webs to rise and fall are actually highly desirable to, fitting soft using offer and stretch carrier material Adhesive tape, and these carrier materials are also sufficiently stable.Otherwise, intrinsic extensive due to sheet material when being laid with such sheet material Multiple power, the engaging zones that may have been held tightly together can fall off, and over time, will appear in bonding Leakage point.Very soft and flexible carrier material for auto-adhesive tape this have the advantage that they can continuously adapt to institute Have an inhomogeneities, but due to opposite flexibility and excessive flexibility, the processability and stability of this carrier often by To influence.

Therefore, sheet material is combined in the perimeter of building construction, for giving difference in the adhesive tape wherein used The prohibitive requirement of reality.

For example, if the adhesive tape uses for example through mechanical stretching and therefore tool using adhesive tape according to prior art For the so-called plastic foil being made of the polymer sheet of microscaled apertures as carrier material, the adhesive tape of this prior art is certain Permeability is obtained, but it loses stretch capability and elasticity, therefore be lost its mechanical load-bearing capacity, effect is such Adhesive tape, which can soon be spread, to be split.In addition, such adhesive tape is no longer waterproof because rainwater can by microscaled apertures, Over time, this also results in falling off for adhesive therefor.If nonwoven carrier is used to bond as the prior art The carrier material containing of band, then high osmosis is realized, but such adhesive tape is also no longer able to be bonded, and usually no longer anti- Water.If using coating in this nonwoven carrier, can waterproof, but can become firmer and can not be bonded, when In building construction perimeter when the joint of adhesive sheet, it can lead to the problem of above-mentioned.

Utility model content

Therefore, the purpose of the utility model is to provide a kind of adhesive tapes, especially in architectural exterior-protecting construction region In conjunction with sheet material, which overcome one or more disadvantages of prior art adhesive tape.In one embodiment, the utility model mentions For a kind of adhesive tape, structure is relatively easy, but still provides good sealing effect, water vapor permeability and mechanical stability, There is sufficient flexibility and stickiness (conformability) simultaneously.

A kind of adhesive tape of the utility model includes: layer of carrier material, and the bonding being arranged in layer of carrier material applies Layer, it is 30 to 1000mm width that adhesive tape, which has range, and layer of carrier material includes one or more layers plastic sheet.

Preferably, in an embodiment of the utility model, the percentage of total elongation percentage of layer of carrier material under a load with The difference range of permanent elongation percentage after load is 6 to 80, wherein by making have at least length of 250mm and 25mm Width adhesive tape test body load 1kg weight come measure the percentage of total elongation percentage of layer of carrier material under a load and Permanent elongation percentage after load；Adhesive coatings are selected from bonding agent, fusion adhesive, dispersing binder, solvent bonding One of agent, acrylic ester adhesive, silicone adhesive agent and rubber adhesive；Adhesive tape has to be surveyed according to DIN standard 52615 The water vapor diffusion Resistance Value no more than 12m of amount；Plastic sheet includes ethane-acetic acid ethyenyl ester and thermoplastic elastomer (TPE) ether-ether Block copolymer, at least one of plastic sheet include at least thermoplastic elastomer (TPE) ether-ether block copolymer of 10 weight %； And plastic sheet further includes one in the group being made of filler, auxiliary product, antiseize paste, antitack agent and dyestuff Kind or multiple additives.

Preferably, it in an embodiment of the utility model, is tested and is measured by pin hole, layer of carrier material is closed-cell materials Layer.

Preferably, in an embodiment of the utility model, layer of carrier material does not perforate and/or is waterproof to rainwater 's.

Preferably, in an embodiment of the utility model, layer of carrier material is the plastic sheet for including 3 layers.

Preferably, in an embodiment of the utility model, it is 40 to 200 μm of thickness that layer of carrier material, which has range,.

Preferably, in an embodiment of the utility model, the width range of adhesive tape is 35 to 600mm.

Preferably, in an embodiment of the utility model, adhesive tape further includes the wire rod bed of material.

Preferably, in an embodiment of the utility model, the wire rod bed of material is embedded in adhesive coatings or the wire rod bed of material and viscous Coating is closed to be arranged on the side of layer of carrier material.

Preferably, in an embodiment of the utility model, the wire rod bed of material is the layer of non-woven wire or the layer of woven wire.

In one embodiment, this task is completed by adhesive tape according to the utility model, which includes Adhesive coatings on carrier material and the carrier material, wherein the adhesive tape has diffusion resistance of the sd value less than or equal to about 12m Power, and the carrier material can elastic elongation, the percentage of total elongation percentage ε g under loading and the permanent elongation percentage after load Than the difference between ε b in the range of about 6 to about 80.

In one embodiment, adhesive tape according to the present utility model can be used for combining housewrap object, that is to say, that It can be used for combining the sheet material being mounted on architectural exterior-protecting construction, which may be used as weatherability barrier.The adhesive tape knot Structure is relatively easy, but still provides good sealing effect, water vapor permeability and mechanical stability, while having adequately flexible Property and stickiness.

Detailed description of the invention

The utility model is described in further detail below by way of reference accompanying drawings and embodiments, in which:

Fig. 1 is the sectional side view according to a part of the adhesive tape of one embodiment of the utility model；

Fig. 2 is the sectional side view according to a part of the adhesive tape of another embodiment of the utility model；And

Fig. 3 is the sectional side view according to a part of the adhesive tape of the another embodiment of the utility model.

Specific embodiment

It is according to the present utility model to be used in architectural exterior-protecting construction region (especially in the perimeter of building construction) There are the adhesive coatings on carrier material and the carrier material in conjunction with the adhesive tape of sheet material.

In general, adhesive tape according to the present utility model can be it is ventilative, according to Deutsches Institutf ü r The measurement of Normung (" DIN ") standard 52615, has sd value≤12m diffusional resistance.Specified sd value is related to by carrier material With the value of the entire adhesive tape of adhesive coatings composition.In addition, the carrier material of adhesive tape usually can elastic elongation, it is total under loading Elongation percentage ε g and load after permanent elongation percentage ε b between difference in the range of about 6 to about 80.Accordingly Percent value differ about 6 to about 80 percentage points in corresponding poor formation.For example, if forming 70% to 10% difference, Then parameter value according to the present utility model is equal to 70%-10%=60 or 60 percentage point of difference.This elastic extension parameter exists Referred to herein as " difference ".

Therefore, adhesive tape according to the present utility model can be breathing freely very much first and be sufficiently stretchable herein And it is stable, by being indicated according to the newfound parameter of the utility model, for for adhesive tape according to the present utility model Carrier material percentage of total elongation percentage under a load and load after permanent elongation percentage between difference.One side Face, as above, it is ensured that mechanical stability, i.e., the permanent elongation relative to the percentage of total elongation percentage under load, after load Difference never lower than 6 percentage points and never is larger than 80 percentage points.

In some embodiments of the utility model, it is about 7 to about 70 that the carrier material of adhesive tape, which can have range, Difference.In some embodiments of the utility model, it is the difference of about 8 to about 65 that the carrier material of adhesive tape, which can have range, Value.In some embodiments of the utility model, it is the difference of about 12 to about 60 that the carrier material of adhesive tape, which can have range,.

In order to determine elastic elongation performance according to the present utility model, the measurement according to DIN standard 53360 is used, wherein Continue 30 minutes under 1kg static load, measure the length variation of the test-strips of 25mm wide and measures the test-strips after unloading Length variation.It, can be by percentage of total elongation and permanent elongation for the two values such as carried out for the first time according to the utility model The difference of rate is calculated as parameter, and as found according to the utility model, which can be the resilient nature of this test-strips Good measure.

With production mode reform in longitudinal test body for taking out three 25mm wide and at least 250mm long from carrier material sample. The measurement length of 100 ± 0.5mm is drawn in sample main body using two thin label.The measurement markers of drafting should be located at sample master It is identical at a distance from sample body ends on body.The profile of the longitudinal axis should be drawn in mark.

The percentage of total elongation ε g of sample is the ratio of total changes delta Lg of length and the original gage length L0 of sample main body.This Place, total changes delta Lg of length are the originals of the measurement length and sample main body after certain load time under constant tensile load Begin to measure the difference between length L0.

Permanent elongation ε b is the ratio of the permanent change Δ Lb of length and the original gage length L0 of sample main body.This Place, the permanent change Δ Lb of length is same main body after unloading (i.e. in one section of set time after removal tension load after unloading Difference between the original gage length L0 of measurement length and sample main body afterwards).

23+/- 2 degrees Celsius and 50% relative air humidity under the conditions of tested.Before measuring, sample is made to exist It is adapted to 24 hours under homoclime.The sample strip of 25mm wide is mounted on upper grip cheek, and lower end be mounted with clip and 1kg weight.After 30 minutes, the distance between measurement markers under tension load are read.After unloading (i.e. removing 1kg weight, after After 30 minutes), measurement elongation.Percentage of total elongation and permanent elongation can be calculated by these values, in terms of %.

Then, it is determined that the difference between percentage of total elongation (static rate) and permanent elongation.

Δ ε g, ε b=ε g- ε b (3)

Table 1 shows the measured value of above-mentioned elongation.Obtained load in percentage has been reproduced in corresponding column Under elongation and permanent elongation.Last column gives elongation and permanent elongation under the load calculated by equation (3) Difference between rate.

Table 1

Resilient support material sample according to the present utility model is characterized in that, by under load elongation and permanent elongation The resulting value of difference between rate is higher, is not less than 6.In contrast, conventional carrier material, such as polyamide or polyphenyl second Alkene shows lesser value.Thin PE web features are that it tears under the load that 1kg starts or extends far and no longer It retracts.Therefore, the difference still very little for typical polyethylene sheets, between the elongation and permanent elongation under loading.

The carrier material of adhesive tape according to the present utility model can be the closed-cell materials tested according to pin hole.According to this In some embodiments of utility model, carrier material is not perforated, even without a part for passing through material thickness.

Pin hole test carries out in the following manner:

Solution is tested using the special pin hole being made of 500 parts of turpentine oil, 500 parts of petroleum and 0.5 part of dyestuff " tonyred " Coat carrier material according to the present utility model.Solution is tested using this pin hole, also can detecte in sheet material very Small micropunch.In order to test watertightness or in order to test whether carrier material according to the present utility model preferably includes closed pore material Material, detected materials are coated on white absorbing material.Then solution-wet carrier material is tested with pin hole.Then with brush by needle Hole test solution is coated on carrier material.After five minutes, it removes the white below carrier material and optical analysis and absorbs material Material.Red colour developing (also only possible to occur in certain positions) shows that carrier material includes the material of non-closed pore, that is, has for example micro- The material of perforation, wherein this carrier material is not watertight.In the sense that the preferred embodiments of the present invention, closed pore Carrier material is characterized in that, during pin hole test, white material is after a test without red colour developing.

In some embodiments according to the present utility model, the carrier material of adhesive tape can be rainwater waterproof 's.

In some embodiments according to the present utility model, the diffusional resistance of adhesive tape is, is surveyed according to DIN 52615 Sd value≤10m of amount.In some embodiments, the diffusional resistance of adhesive tape be according to DIN 52615 measure sd value≤ 8m.In some embodiments, the diffusional resistance of adhesive tape is the sd value≤5m measured according to DIN 52615.

In some embodiments, the carrier material of adhesive tape can be at least one layer of plastic sheet.Some In embodiment, carrier material be can be comprising the plastic sheet more than one layer.In some embodiments, carrier material can be with It is the plastic sheet for including 3 layers.

In some embodiments according to the present utility model, carrier material can be the plastic sheet being made of layer, Middle layer can be at least made of ethane-acetic acid ethyenyl ester (EVA) and thermoplastic elastomer (TPE) ether-ester block copolymer (TPE-E).? In some embodiments, carrier material is further included in filler, auxiliary product, antiseize paste, antitack agent and dyestuff One or more additives.

In some embodiments according to the present utility model, carrier material can be multilayer sheet, and every layer at least It is made of EVA and TPE-E.In some embodiments, carrier material also includes one or more additives, and the one kind or Multiple additives are added only to wherein in one layer.In some embodiments, this one or more layers in the part TPE-E can wait In at least 10wt%.In some embodiments, this one or more layers in the part TPE-E can be equal at least about 25wt%.Root It can provide water vapour permeability that is high and can accurately adjusting simultaneously according to the plastic sheet of the utility model and according to originally practical new The mechanical performance that type can easily adjust.

Bonding agent (bonding is selected from according to the adhesive coatings of the adhesive tape of some embodiments of the utility model Agent), adhesive, dispersing binder, solvent cement, acrylic ester adhesive, silicone adhesive agent and rubber adhesion are fused Agent.It should be noted that can choose adhesive coatings make it is mutual with the mechanical performance of carrier material according to the present utility model Effect provides corresponding reliable and permanent action adhesive tape according to the utility model.

In some embodiments, the thickness range for the carrier material that adhesive tape according to the present utility model has is about 40 To about 200 μm.In some embodiments, thickness range is 45 to about 120 μm.In some embodiments, thickness range is About 50 to about 100 μm.In some embodiments, thickness range is about 55 to about 90 μm.

In some embodiments, the width that adhesive tape according to the present utility model can have is about 30 to about 1000mm In the range of.In some embodiments, width is in the range of about 35 to about 600mm.In some embodiments, width exists In the range of about 40 to about 400mm.In some embodiments, width is in the range of about 50 to about 150mm.Therefore, in institute Optimal machinability can be provided under having ready conditions.

For further mechanical consolidation, adhesive tape according to the present utility model can have wire material (thread Material), in some embodiments, it can be embedded in adhesive coatings or can be arranged in the side of carrier material On, adhesive coatings also are located on the side.

It is tied for example, can be used for the perimeter in building construction according to the adhesive tape of the utility model of aforementioned embodiments Sheet material is closed, such as on roof and exterior wall area.

The certain embodiments of the utility model are illustrated in the examples below.Although disclosed herein is the utility model Multiple embodiments, but by reading this specification, other embodiment will become to those skilled in the art Obviously.It such as would realize that from specification, in the case where not departing from the spirit and scope of the utility model, this is practical new Type can modify in all fields.Therefore, attached drawing and the description including embodiment substantially should be considered as illustrative Rather than it is restrictive.

The utility model is described in more detail below with reference to attached drawing reference example embodiment.

In sectional side view, Fig. 1 shows a part of the adhesive tape according to one embodiment of the utility model.This Place, adhesive coatings 2 are arranged on single-carrier material 1.As above, carrier material 1 is configured to single layer.Carrier material 1 is closed pore material Material, does not perforate, or even also do not have in certain parts.Adhesive tape is vapor permeability, has sd value≤12m diffusion Resistance, and carrier material 1 can be with elastic elongation, the percentage of total elongation percentage ε g under loading and the permanent elongation hundred after load Dividing than the difference between ε b is 6-80.Adhesive tape according to the present utility model can be used in the perimeter of building construction combining Sheet material, preferably in the region of roof and exterior wall.

Fig. 2 shows another preferred embodiment of adhesive tape according to the present utility model, wherein adhesive coatings 2 are applied It is added on carrier material 1, which is made of three-decker.In other words, adhesive tape shown in Fig. 2 in nature with Adhesive tape shown in FIG. 1 is corresponding, but the difference is that only that carrier material 1 is configured to three layers of carrier material.It may be noted here that As shown in Fig. 2, carrier material 1 is closed-cell materials according to the present utility model, do not perforate in entire carrier material 1.

Fig. 3 shows another preferred embodiment of adhesive tape according to the present utility model with section cross sectional side.Fig. 3 Shown in embodiment correspond essentially to embodiment shown in FIG. 1, wherein assign additional stability wire material 3 be used as line Layer is laid in adhesive coatings 2.The arrangement of wire material can be provided with non-woven line, woven wire or some other forms.

Adhesive tape according to the present utility model shown in Fig. 1-3 can be in a relatively simple form in the exemplary embodiment Optimal process performance is provided, and provides reliable combination for the sheet material in building construction perimeter, this combination is not at any time Between change.

Claims (8)

1. a kind of adhesive tape, characterized by comprising:

Layer of carrier material, and

The adhesive coatings being arranged in the layer of carrier material,

It is 30 to 1000mm width that the adhesive tape, which has range, and

The layer of carrier material includes one or more layers plastic sheet,

The adhesive tape further includes the wire rod bed of material.

2. adhesive tape according to claim 1, which is characterized in that tested and measured by pin hole, the layer of carrier material is Closed-cell materials layer.

3. adhesive tape according to claim 2, which is characterized in that the layer of carrier material does not perforate and/or to rainwater It is fluid-tight.

4. adhesive tape according to claim 1, which is characterized in that the layer of carrier material is the plastic sheet for including 3 layers.

5. adhesive tape according to claim 1, which is characterized in that it is 40 to 200 μm that the layer of carrier material, which has range, Thickness.

6. adhesive tape according to claim 1, which is characterized in that the width range of the adhesive tape is 35 to 600mm.

7. adhesive tape according to claim 1, which is characterized in that the wire rod bed of material be embedded in the adhesive coatings or The wire rod bed of material and the adhesive coatings are arranged on the side of the layer of carrier material.

8. adhesive tape according to claim 1, which is characterized in that the wire rod bed of material is the layer or woven wire of non-woven wire Layer.