CN218894219U

CN218894219U - Green's self-adhesion pitch waterproofing membrane

Info

Publication number: CN218894219U
Application number: CN202220735360.6U
Authority: CN
Inventors: 赵振; 高辉超
Original assignee: Yunnan Yongsong Waterproof Technology Co ltd
Current assignee: Yunnan Yongsong Waterproof Technology Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2023-04-21
Anticipated expiration: 2032-03-30

Abstract

The utility model discloses an environment-friendly self-adhesive asphalt waterproof coiled material, which is characterized in that the waterproof coiled material is of a layered structure, and comprises a protective layer, a first waterproof layer, a tire base layer, a second waterproof layer, a bonding layer and an isolation layer from top to bottom in sequence, wherein bonding sheets are arranged on two sides of the waterproof coiled material in the width direction. In the utility model, the reutilization of waste materials can be realized, the cost can be reduced, and the environmental pollution can be reduced; the waterproof coiled material can be precisely bonded with the building base layer, so that the occurrence of detachment is avoided; the construction efficiency can be improved, and water leakage is not easy to occur between adjacent waterproof coiled materials.

Description

Green's self-adhesion pitch waterproofing membrane

Technical Field

The utility model relates to the field of waterproof coiled materials, in particular to an environment-friendly self-adhesive asphalt waterproof coiled material.

Background

The waterproof coiled material is a flexible sheet waterproof material which can be curled and is divided into an asphalt waterproof coiled material, a high polymer modified asphalt waterproof coiled material and a synthetic high polymer waterproof coiled material according to the main component materials of the waterproof coiled material. The asphalt waterproof coiled material is a traditional waterproof coiled material and has the advantages of low cost, but has the defects of low tensile strength, low elongation, poor temperature stability, easy flowing at high temperature, easy breakage at low temperature, poor aging resistance, short service life and the like, and belongs to low-grade waterproof coiled materials. Asphalt is dip-coated with matrix material such as base paper, fiber felt, glass fiber cloth, asbestos cloth or cotton and hemp fabric, and powder, granular or sheet material is spread on the surface to prepare the coiled sheet waterproof material.

The rapid development of economy brings heavy pressure to the environment, and the protection of the environment is a requirement for sustainable development of economy and society. The non-self-adhesive waterproof coiled material is often required to be coated with glue on a building base surface or subjected to hot melting treatment, and components polluting air are always generated in the construction process; meanwhile, the waste tire rubber powder modified asphalt is an environment-friendly material, replaces the traditional SBS rubber asphalt, can realize the reutilization of waste materials, can reduce the cost and reduces the environmental pollution. At present, most self-adhesive waterproof coiled materials in the market have the condition that the bonding of a building base surface is unstable after being paved, and the coiled materials are separated after being subjected to wind blowing and sun drying. In order to ensure the waterproof performance after construction, the waterproof coiled materials are often paved by a splicing method, but gaps still exist between adjacent waterproof coiled materials, local water leakage is easy to occur, and the waterproof effect is poor.

Disclosure of Invention

The utility model mainly aims to provide an environment-friendly self-adhesive asphalt waterproof roll, and aims to solve the technical problems of environmental pollution, unstable adhesion between the waterproof roll and a building base surface and gaps between adjacent waterproof rolls.

In order to achieve the above purpose, the utility model provides an environment-friendly self-adhesive asphalt waterproof roll, which is characterized in that the waterproof roll is of a layered structure, and comprises a protective layer, a first waterproof layer, a tire base layer, a second waterproof layer, a bonding layer and an isolation layer from top to bottom in sequence, wherein bonding sheets are arranged on two sides of the waterproof roll in the width direction;

further, the tire base layer is made of polyester fiber cloth or polyester felt, and the upper surface and the lower surface of the tire base layer are respectively coated with a first waterproof layer and a second waterproof layer in a dip-coating mode;

further, the first waterproof layer and the second waterproof layer are waste tire rubber powder modified asphalt, a protective layer is attached to the outer side face of the first waterproof layer, and a bonding layer is attached to the outer side face of the second waterproof layer;

further, the protective layer is thermoplastic ethylene propylene diene monomer (TPV) resin;

furthermore, the bonding layer is a reactive self-adhesive, a silane coupling agent and silicon dioxide are added in the bonding layer, and an isolation layer is attached to the outer side surface of the bonding layer;

further, the isolation layer is a release film;

further, the lapping sheet is of a single-sided tooth-shaped structure, one side tooth surface is upward, and the other side tooth surface is downward.

The beneficial effects of the utility model are as follows:

1. in the utility model, the waste tire rubber powder modified asphalt is an environment-friendly material, replaces the traditional SBS rubber asphalt, can realize the reutilization of waste materials, can reduce the cost and reduce the environmental pollution; the protective layer has the characteristics of ozone aging resistance and excellent water resistance, so that some defects of asphalt can be made up, and the service life of the waterproof coiled material can be prolonged;

2. according to the utility model, the silane coupling agent and the silicon dioxide are added in the bonding layer, and the coiled material and the concrete form an interface of mutually penetrating grids under the action of the silane coupling agent and the silicon dioxide, so that the effects of precise combination, firmness and irreversibility are achieved, the problems that the bonding force between the waterproof coiled material and a base surface is not large enough, the bonding force is not durable enough and is easily influenced by the environment are thoroughly solved, the waterproof coiled material is precisely bonded with a building base layer, and the situation of detachment is avoided;

3. according to the utility model, the bonding sheets of the second waterproof coiled material can be directly clamped on the bonding sheets of the first waterproof coiled material by the bonding sheets, so that the construction process is convenient and efficient, and the tooth-shaped structure enables local water leakage to be difficult to occur even if gaps exist between the two waterproof coiled materials.

Drawings

Fig. 1 is a schematic perspective view of a green and environment-friendly self-adhesive asphalt waterproof roll according to an embodiment of the utility model;

fig. 2 is a schematic cross-sectional structure of the green environment-friendly self-adhesive asphalt waterproof roll in fig. 1;

reference numerals illustrate:

1-tyre base layer, 2-first waterproof layer, 3-second waterproof layer, 4-protective layer, 5-bonding layer, 6-isolation layer and 7-bonding sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. Embodiments and features of embodiments in this application may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, "a plurality of" means two or more. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary that the combination of the technical solutions should be regarded as not existing when the combination of the technical solutions contradicts or cannot be realized on the basis of the realization of those skilled in the art.

Referring to fig. 1 and 2, the utility model provides an environment-friendly self-adhesive asphalt waterproof roll, which is characterized in that the waterproof roll is of a layered structure, and comprises a protective layer 4, a first waterproof layer 2, a tire base layer 1, a second waterproof layer 3, a bonding layer 5 and an isolation layer 6 from top to bottom in sequence, wherein bonding tabs 7 are arranged on two sides of the waterproof roll in the width direction.

In one embodiment, as shown in fig. 2, the base layer 1 is a polyester fiber cloth or a polyester felt, and the upper and lower surfaces of the base layer 1 are respectively dip-coated with a first waterproof layer 2 and a second waterproof layer 3;

in an embodiment, as shown in fig. 2, the first waterproof layer 2 and the second waterproof layer 3 are waste tire rubber powder modified asphalt, and the waste tire rubber powder modified asphalt is an environment-friendly material, so that waste materials can be recycled, the cost can be reduced, and the environmental pollution can be reduced; the outer side surface of the first waterproof layer 2 is adhered with a protective layer 4, and the outer side surface of the second waterproof layer 3 is adhered with an adhesive layer 5;

in one embodiment, as shown in fig. 2, the protective layer 4 is thermoplastic ethylene propylene diene monomer TPV resin, has the characteristics of ozone aging resistance and excellent water resistance, can make up for some defects of asphalt, and prolongs the service life of the waterproof coiled material;

in one embodiment, as shown in fig. 2, the adhesive layer 5 is a reactive self-adhesive, and is added with a silane coupling agent and silicon dioxide, wherein the silane coupling agent can combine inorganic cement concrete with an organic modified asphalt layer, the silicon dioxide can participate in hydration reaction of the cement concrete, and creep permeates into cement gel and concrete capillary holes, and a coiled material and the concrete form an interface of mutually interpenetrated grids under the action of the cement gel and the concrete capillary holes, so that the precise combination, firm and irreversible bonding effect is achieved, and the problems that the bonding force between a waterproof coiled material and a base surface is not large enough, the bonding force is not durable enough and is easily influenced by environment are thoroughly solved; meanwhile, an isolating layer is attached to the outer side surface of the bonding layer;

in an embodiment, as shown in fig. 2, the isolating layer 6 is a release film, so that the adhesive layer 5 is not affected by adverse factors such as oil stain, cement dust, silt, ultraviolet rays, thermal aging and the like, and the adhesive performance of the adhesive layer 5 is prevented from being reduced;

in one embodiment, as shown in fig. 2, the overlapping sheet 7 has a single-sided tooth structure, one side of the tooth faces upwards, and one side of the tooth faces upwards, so that two adjacent waterproof coiled materials can be conveniently clamped and connected together.

The working principle and the using flow of the utility model are as follows:

firstly, when the waterproof coiled material is required to be paved, one surface with the isolation layer 6 faces the building base surface, the isolation layer 6 is uncovered, the waterproof coiled material is paved, and under the action of the silane coupling agent and the silicon dioxide in the adhesive layer 5, the second waterproof layer 3 on the coiled material can form an interface of mutually-inserted grids with the building base surface, so that the precise combination, firm and irreversible bonding effect is achieved, and the problems that the bonding force between the waterproof coiled material and the base surface is not enough, the bonding force is not enough durable and is easily influenced by the environment are thoroughly solved. Secondly, the second sheet of waterproof coiled material repeats the steps when laying, and simultaneously the bonding jumper 7 of the second sheet of waterproof coiled material is directly clamped onto the bonding jumper 7 of the first sheet of waterproof coiled material, so that the construction process becomes convenient and efficient, and the tooth-shaped structure enables that even if gaps exist between the two sheets of waterproof coiled materials, local water leakage is not easy to occur. In addition, the waste tire rubber powder modified asphalt is an environment-friendly material, replaces the traditional SBS rubber asphalt, can realize the reutilization of waste materials, can reduce the cost and reduce the environmental pollution; and the protective layer 4 has the characteristics of ozone aging resistance and excellent water resistance, can make up for some defects of asphalt, and prolongs the service life of the waterproof coiled material.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The environment-friendly self-adhesive asphalt waterproof coiled material is characterized in that the waterproof coiled material is of a layered structure, and comprises a protective layer, a first waterproof layer, a tire base layer, a second waterproof layer, a bonding layer and an isolation layer from top to bottom in sequence, wherein bonding sheets are arranged on two sides of the waterproof coiled material in the width direction;

the tire base layer is made of polyester fiber cloth or polyester felt, and the upper surface and the lower surface of the tire base layer are respectively dip-coated with a first waterproof layer and a second waterproof layer;

the first waterproof layer and the second waterproof layer are waste tire rubber powder modified asphalt, a protective layer is attached to the outer side face of the first waterproof layer, and a bonding layer is attached to the outer side face of the second waterproof layer;

the protective layer is thermoplastic ethylene propylene diene monomer (TPV) resin;

the bonding layer is reactive self-adhesive, and an isolation layer is attached to the outer side surface of the bonding layer;

the lapping sheet is of a single-sided toothed structure, one side of the lapping sheet is provided with an upward tooth surface, and the other side of the lapping sheet is provided with a downward tooth surface.

2. The green and environment-friendly self-adhesive asphalt waterproof coiled material according to claim 1, wherein the isolation layer is a release film.