CN215243415U

CN215243415U - Wet waterproofing membrane that spreads of anti cluster water

Info

Publication number: CN215243415U
Application number: CN202120181525.5U
Authority: CN
Inventors: 张益国; 邱振东; 孔凡龙
Original assignee: Shandong Puwente Building Material Co ltd
Current assignee: Shandong Puwente Building Material Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-12-21
Anticipated expiration: 2031-01-22

Abstract

The utility model relates to an anti cluster wet laying waterproofing membrane belongs to the waterproof material field, a serial communication port, including the diamond dust layer, the SIS modified asphalt layer, the matrix layer, the SIS modified asphalt layer, the first dacron cloth layer that set gradually from top to bottom, it has light calcium powder to fill in the SIS modified asphalt layer, the matrix layer includes the TPO layer and sets up the second dacron cloth layer on TPO layer upper and lower surface respectively, the second dacron cloth layer links to each other with the TPO layer through the compound mode of heat, the SIS modified asphalt layer links to each other with the second dacron cloth through the mode of coating, diamond dust links to each other with corresponding SIS modified asphalt layer through the mode of bonding, the first dacron cloth layer links to each other with the compound of corresponding SIS modified asphalt layer through the mode of bonding; the utility model discloses waterproof, the prevention of seepage performance is good under the low temperature condition, and the individual layer construction can reach I level waterproof standard requirement, and construction conditions is loose, is favorable to the reduction of erection time.

Description

Wet waterproofing membrane that spreads of anti cluster water

Technical Field

The utility model relates to a waterproof material technical field, concretely relates to wet waterproofing membrane of spreading of anti cluster water.

Background

With the development of the construction industry, the roof maintenance waterproof material in China is rapidly developed. In recent years, on the basis of meeting the use function of a product, novel waterproof materials which are environment-friendly, energy-saving and convenient to construct are increasingly supported and developed, and hot-melt coiled materials which have great influence on the environment are limited to be used, so that the waterproof materials which can be subjected to cold construction, single-layer waterproof construction, free of a protective layer, 100% full adhesion with a post-cast concrete building structure, short in construction period and engineering cost saving are widely popularized and applied in the whole country. The most obvious defect of the existing waterproof material at present is the problem that the waterproof material is not fully adhered to a base layer, particularly, under the condition of low temperature, the adhesive force is reduced, water is easy to seep, the construction condition is harsh, the construction period is long, great difficulty is brought to construction, and the waterproof layer has leakage hidden trouble.

Among the prior art, application number 2016201621831's utility model patent discloses a wet method of spreading is in advance paved and is prevented gluing waterproofing membrane, and it is provided with the pitch waterproof layer respectively at the upper and lower surface of child base course geotechnological cloth, then all sets up one deck quartz sand layer at upper and lower surface to the quartz sand layer through its lower surface makes waterproofing membrane lower surface and concrete closely adhere, reaches the purpose of fully gluing below the messenger, prevents that coiled material and basic unit from producing the hollowing, scurrying the phenomenon of water. However, the waterproof roll material with the structure usually needs double laying in the actual construction process to meet the I-level waterproof standard requirement, the construction period is long, and the applicability to underground engineering is poor; and the problem that the low-temperature condition is not suitable exists, namely the full viscosity under the low-temperature environment is poor, and the waterproof effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art not enough, provide an anti wet waterproofing membrane that spreads of cluster water, waterproof, the prevention of seepage performance is good under the low temperature condition, and the individual layer construction can reach I level waterproof standard requirement, and construction conditions is loose, is favorable to the reduction of erection time.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides an anti wet waterproofing membrane that spreads of cluster water, its characterized in that, is including the diamond dust layer, the SIS modified asphalt layer, matrix layer, the SIS modified asphalt layer, the first dacron cloth layer that from top to bottom set gradually, it has light calcium powder to fill in the SIS modified asphalt layer, the matrix layer includes the TPO layer and sets up the second dacron cloth layer on surface about the TPO layer respectively, the second dacron cloth layer links to each other with the TPO layer through thermal recombination's mode, the SIS modified asphalt layer links to each other with the second dacron cloth through the mode of coating, diamond dust links to each other with corresponding SIS modified asphalt layer through the mode that bonds, first dacron cloth layer links to each other through the mode that bonds and corresponding SIS modified asphalt layer is compound.

Further, the SIS modified asphalt layer adopts a composite rubber material of F400 building waterproof asphalt and SIS styrene-butadiene rubber.

Further, the carcass layer has a thickness of 2.5mm, wherein the TPO layer has a thickness of 2.0 mm.

Further, the thickness of the SIS modified asphalt layer is 1.25mm, and the whole thickness of the waterproof roll is 5.5-6.5 mm.

Furthermore, the gram weight of the first polyester fabric layer is 130 g/square meter, and the gram weight of the second polyester fabric layer is 90 g/square meter.

The utility model has the advantages that: the utility model discloses a diamond sand layer, SIS modified asphalt layer, the matrix layer, SIS modified asphalt layer, the first dacron cloth layer that set gradually from top to bottom, it has light calcium powder to fill in SIS modified asphalt layer, the matrix layer includes TPO layer and sets up the second dacron cloth layer on TPO layer upper and lower surface respectively, realize keeping good waterproof and prevention of seepage function under the low temperature, single layer construction can reach I level waterproof standard requirement, material tensile strength is big, construction conditions are loose, pre-paving, dry wet paving can bond with the basic unit 100% and form a skin formula waterproof layer, water seepage resistance is improved, really zero seepage can be accomplished, can be with the same life of building, save the time limit for a project (can carry out next engineering construction simultaneously and need not beat the protective layer), cold construction, environmental protection safety, energy saving (one waterproof construction reaches I level waterproof design and saves engineering cost 20%), is particularly suitable for underground works, newly building roofing engineering, repairing old roofing and mending leakage. And all physical performance indexes of the waterproof roll are good, the waterproof roll is an environment-friendly and energy-saving waterproof roll, and has the characteristics of wide application range, capability of replacing the existing waterproof material and the like.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

in the figure: 1. the base material comprises a diamond sand layer, 2. an SIS modified asphalt layer, 3. a matrix layer, 31. a TPO layer, 32. a second polyester cloth layer and 4. a first polyester cloth layer.

Detailed Description

The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration purposes only and are not intended to limit the scope of the present invention.

As shown in fig. 1, the anti-string-water wet-laid waterproof roll material of the embodiment has an overall thickness of 5.5mm, and comprises a carborundum layer 1, an SIS modified asphalt layer 2, a carcass layer 3, an SIS modified asphalt layer 2 and a first polyester cloth layer 4 which are sequentially arranged from top to bottom, wherein the grammage of the first polyester cloth layer 4 is 130 g/square meter, the SIS modified asphalt layer 2 is made of a composite rubber material of F400 building waterproof asphalt and SIS styrene butadiene rubber, the SIS modified asphalt layer 2 is filled with light calcium powder, and the thickness of the SIS modified asphalt layer 2 is 1.25 mm; the thickness of matrix layer 3 is 2.5mm, and matrix layer 3 includes TPO layer 31 and sets up the second dacron cloth layer 32 on surface about TPO layer 31 respectively, and the thickness of TPO layer 31 is 2.0mm, and the gram weight on second dacron cloth layer 32 is 90 g/square metre, second dacron cloth layer 32 links to each other with TPO layer 31 through the mode of heat recombination, SIS modified asphalt layer 2 links to each other with second dacron cloth layer 32 through coated mode, diamond dust layer 1 links to each other with corresponding SIS modified asphalt layer 2 through the mode that bonds, first dacron cloth layer 4 links to each other with corresponding SIS modified asphalt layer 2 is compound through the mode that bonds.

The preparation method comprises the following steps: adding 1000Kg of TPO raw material into a screw extruder heated to 180 ℃ to extrude the TPO with the thickness of 2.0mm through a die head, and preparing a carcass layer with the thickness of 2.5mm from two sides of thermal compound terylene cloth (90 g per side per square meter); and (3) dragging the carcass layer to a coating machine by using coil production equipment, coating the two sides of the carcass layer with a composite sizing material of F400 building waterproof asphalt and SIS styrene-butadiene rubber, wherein the thickness of each side is 1.25mm, uniformly scattering isolation carborundum on the upper surface of the sizing material layer, compounding a layer of 130g of polyester fabric on the lower surface of the sizing material layer, and cooling and curling to obtain the anti-cross-water wet-laid waterproof coil.

The waterproof coiled material has no crack at the low temperature of-35 ℃; cohesive properties, 100% cohesive failure on the dry (wet) base; crack resistance, 0.3mm base crack has no crack; anti-cross-water/0.6 MPa non-cross-water; heat resistance is no flow at 90 ℃; the water impermeability is 0.4MPa and the water is not permeable for 120 min; the tensile strength is more than or equal to 800N in longitudinal and transverse directions; the bonding peel strength is more than or equal to 0.8N/mm; the heat resistance is 90 ℃ and no flow exists; the peeling strength between the coiled material and the concrete is 2.0N/mm, the tensile force N/50mm is more than or equal to 800N, and the tensile strength/MPa is more than or equal to 16.

Claims

1. A wet-laid waterproof roll resistant to water cross-over is characterized by comprising a carborundum layer (1), an SIS modified asphalt layer (2), a carcass layer (3), the SIS modified asphalt layer (2) and a first polyester cloth layer (4) which are sequentially arranged from top to bottom, the SIS modified asphalt layer (2) is filled with light calcium powder, the carcass layer (3) comprises a TPO layer (31) and second polyester cloth layers (32) respectively arranged on the upper surface and the lower surface of the TPO layer (31), the second polyester cloth layer (32) is connected with the TPO layer (31) in a thermal compounding way, the SIS modified asphalt layer (2) is connected with a second polyester cloth layer (32) in a coating mode, the carborundum layer (1) is connected with the corresponding SIS modified asphalt layer (2) in a bonding mode, the first polyester cloth layer (4) is connected with the corresponding SIS modified asphalt layer (2) in a compounding way in a bonding way.

2. The wet-spread waterproof roll material with the function of resisting water cross-flow as claimed in claim 1, wherein the SIS modified asphalt layer (2) adopts a composite sizing material of F400 building waterproof asphalt and SIS styrene butadiene rubber.

3. Waterproofing roll according to claim 1, characterized in that the carcass layer (3) has a thickness of 2.5 mm.

4. Waterproofing membrane according to claim 3, characterized in that the thickness of said TPO layer (31) is 2.0 mm.

5. The wet-spread waterproofing membrane that resists cross-watering according to claim 1, characterized in that the thickness of the SIS modified asphalt layer (2) is 1.25 mm.

6. The wet-laid waterproofing membrane that resists water shedding according to claim 1, wherein the overall thickness of the waterproofing membrane is 5.5 to 6.5 mm.

7. The water-crosstalking resistant wet-laid waterproofing membrane according to claim 1 wherein the second polyester fabric layer (32) has a grammage of 90 grams per square meter.

8. The wet-laid waterproofing membrane according to claim 1, wherein the grammage of the first polyester fabric layer (4) is 130g per square meter.