CN216973777U

CN216973777U - Compound waterborne polyurethane waterproofing membrane

Info

Publication number: CN216973777U
Application number: CN202220026006.6U
Authority: CN
Inventors: 朱发明
Original assignee: Jiangsu Yongtai Yasen Industry And Trade Co ltd
Current assignee: Jiangsu Yongtai Yasen Industry And Trade Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-07-15
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses a composite water-based polyurethane waterproof coiled material, which comprises a protective layer, a protective unit and a waterproof unit, wherein the protective layer is made of a waterproof material; protective layer: it is an aluminum foil protective layer; a protection unit: the polyethylene wear-resistant layer is arranged on the top wall surface of an inner cavity of the protective layer, the oily anti-corrosion adhesive tape layer is arranged on the lower surface of the protective layer, the PE flame-retardant layer is arranged on the lower surface of the oily anti-corrosion adhesive tape layer, the left surfaces of the polyethylene wear-resistant layer, the oily anti-corrosion adhesive tape layer and the PE flame-retardant layer are fixedly connected with the left wall surface of the inner cavity of the protective layer, and the right surfaces of the polyethylene wear-resistant layer, the oily anti-corrosion adhesive tape layer and the PE flame-retardant layer are fixedly connected with the right wall surface of the inner cavity of the protective layer; a waterproof unit: the composite water-based polyurethane waterproof coiled material is arranged on the lower surface of the PE flame-retardant layer, has good physical property and flexibility, and has very good fracture resistance, fatigue resistance and puncture resistance.

Description

Compound waterborne polyurethane waterproofing membrane

Technical Field

The utility model relates to the technical field of waterproof coiled materials, in particular to a composite water-based polyurethane waterproof coiled material.

Background

The waterproof coiled material is mainly used for building walls, roofs, tunnels, highways, refuse landfills and the like, can be curled into a roll-shaped flexible building material product for resisting external rainwater and underground water leakage, is used as a leakage-free connection between an engineering foundation and a building, is a first barrier for waterproofing of the whole engineering, and plays a vital role in the whole engineering;

at present, a waterproof coiled material is generally formed by compounding an anti-sticking layer, a self-adhesive layer and a high-molecular sheet layer, the anti-sticking layer is mainly peeled off, the adhesive layer and post-cast concrete are directly bonded, a product generally adopts a high-single plastic film structure to resist water, and the using effect is better in a short period;

the existing composite water-based polyurethane waterproof coiled material has low tensile strength, is easy to break, has unstable resistance to tearing stress of various terrains, short service life, poor waterproof and anti-permeability performance and poor stability in use, and therefore the composite water-based polyurethane waterproof coiled material is provided.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, and provide the composite water-based polyurethane waterproof coiled material, which greatly improves the waterproof performance of the coiled material and can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a composite water-based polyurethane waterproof coiled material comprises a protective layer, a protection unit and a waterproof unit;

protective layer: it is an aluminum foil protective layer;

a protection unit: the polyethylene wear-resistant layer is arranged on the top wall surface of an inner cavity of the protective layer, the oily anti-corrosion adhesive tape layer is arranged on the lower surface of the protective layer, the PE flame-retardant layer is arranged on the lower surface of the oily anti-corrosion adhesive tape layer, the left surfaces of the polyethylene wear-resistant layer, the oily anti-corrosion adhesive tape layer and the PE flame-retardant layer are fixedly connected with the left wall surface of the inner cavity of the protective layer, and the right surfaces of the polyethylene wear-resistant layer, the oily anti-corrosion adhesive tape layer and the PE flame-retardant layer are fixedly connected with the right wall surface of the inner cavity of the protective layer;

a waterproof unit: set up in the lower surface on PE fire-retardant layer, make various materials combine closely, stress combines more homogenization, the performance can be complementary, the wearability has been improved, still have thermal-insulated fire-retardant effect when playing acid-proof corrosion-resistant, the waterproof performance of coiled material has been improved greatly, improve the stretch-proofing effect, can play the tear-resistant effect of reinforcing, stability when making waterproofing membrane's use is promoted by a wide margin, good physical properties and pliability can have, its fracture resistance, antifatigue and puncture resistance ability are all very good, still have better waterproof nature when convenient to construct.

Further, the waterproof unit includes EVA waterproof layer, polyurethane waterproof layer and high-elastic silicone third of ten heavenly stems nanometer waterproof layer, the EVA waterproof layer sets up in the lower surface on the fire-retardant layer of PE, and the lower surface on the fire-retardant layer of PE is equipped with the polyurethane waterproof layer, and the lower surface of polyurethane waterproof layer is equipped with high-elastic silicone third of ten heavenly stems nanometer waterproof layer, and the EVA waterproof layer, the left surface of polyurethane waterproof layer and high-elastic silicone third of ten heavenly stems nanometer waterproof layer all with the inner chamber left wall fixed connection of protective layer, the EVA waterproof layer, the right surface of polyurethane waterproof layer and high-elastic silicone third of ten heavenly stems nanometer waterproof layer all with the inner chamber right wall fixed connection of protective layer, improved the waterproof performance of coiled material greatly.

Further, the lower surface of high-elastic silicone-acrylic nanometer waterproof layer is provided with a sound absorption sponge layer, the left surface of the sound absorption sponge layer is fixedly connected with the left wall surface of the inner cavity of the protective layer, and the right surface of the sound absorption sponge layer is fixedly connected with the right wall surface of the inner cavity of the protective layer, so that the sound absorption effect is achieved.

Further, the lower surface on sound absorption sponge layer is equipped with the rubber asphalt layer, the left surface on rubber asphalt layer and the inner chamber left wall fixed connection of protective layer, and the right surface on rubber asphalt layer and the inner chamber right wall fixed connection of protective layer play the effect of dampproofing buffering.

Furthermore, the lower surface on rubber asphalt layer is equipped with the wire net, improves the tensile effect.

Further, the surface of wire net and the last fixed surface of glass fiber layer are connected, the left surface of glass fiber layer and the inner chamber left wall fixed connection of protective layer, the right surface of glass fiber layer and the inner chamber right wall fixed connection of protective layer for stability when waterproofing membrane's the use is promoted by a wide margin.

Furthermore, the lower surface of the glass fiber layer is provided with a colloid adhesion layer, and the lower surface of the colloid adhesion layer is adhered with an isolation film, so that the worker can lay the glass fiber layer more conveniently and quickly.

Compared with the prior art, the utility model has the beneficial effects that: this compound waterborne polyurethane waterproofing membrane has following benefit:

1. at first, the staff presses a protective layer, a polyethylene anti-abrasion layer, an oily anti-corrosion adhesive tape layer, a PE flame-retardant layer, an EVA waterproof layer, a polyurethane waterproof layer, a high-elasticity silicone-acrylic nano waterproof layer, a sound absorption sponge layer, a rubber asphalt layer, a steel wire mesh and a glass fiber layer into a whole through thermal process extrusion, and then a colloid adhesion layer is coated on the lower surface of the glass fiber layer and an isolation film is adhered on the colloid adhesion layer, so that various materials are tightly combined, the stress is combined more uniformly, and the performances can be complementary.

2. The staff at first tears the barrier film when using, then with the adhesion of colloid adhesion layer in the workspace that needs to use, polyethylene abrasionproof layer utilizes macromolecular material's characteristic, the wearability has been improved, oily anticorrosion adhesive tape layer then utilizes self material characteristic, play acidproof corrosion resistant effect, the fire-retardant layer of PE then plays thermal-insulated fire-retardant effect, the EVA waterproof layer, polyurethane waterproof layer and high-elastic silicon third of the ten heavenly stems nanometer waterproof layer, the combination of the different material waterproof material of three-layer, the waterproof performance of coiled material has been improved greatly.

3. The sound absorption sponge layer set up and has been played the effect of sound absorption, avoid the noise transmission, the rubber asphalt layer plays the effect of dampproofing buffering, wire net and glass fiber layer improve the anti tensile effect, can play the anti tear effect of reinforcing, stability when making waterproofing membrane's the use is promoted by a wide margin, this waterproofing membrane has good physical properties and pliability, its anti breaking strength, antifatigue and anti puncture ability are all very good, still have better waterproof nature in the time of convenient construction.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the waterproof unit of the present invention.

In the figure: the waterproof protective layer comprises a protective layer 1, a protective unit 2, a polyethylene wear-resistant layer 21, an oily anticorrosion adhesive tape layer 22, a PE flame-retardant layer 23, a waterproof unit 3, an EVA waterproof layer 31, a polyurethane waterproof layer 32, a silicone-acrylate nano waterproof layer 33, a sound absorption sponge layer 4, a rubber asphalt layer 5, a steel wire mesh 6, a glass fiber layer 7, a colloid adhesion layer 8 and an isolating membrane 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present embodiment provides a technical solution: a composite water-based polyurethane waterproof coiled material comprises a protective layer 1, a protective unit 2 and a waterproof unit 3;

protective layer 1: the protective layer 1 provides a mounting and supporting place for the auxiliary mechanism units, and is an aluminum foil protective layer which plays a role in sun protection and aging resistance;

the protection unit 2: the polyethylene wear-resistant protective layer comprises a polyethylene wear-resistant layer 21, an oily anti-corrosion adhesive tape layer 22 and a PE flame-retardant layer 23, wherein the polyethylene wear-resistant layer 21 is arranged on the top wall surface of an inner cavity of a protective layer 1, the oily anti-corrosion adhesive tape layer 22 is arranged on the lower surface of the protective layer 1, the PE flame-retardant layer 23 is arranged on the lower surface of the oily anti-corrosion adhesive tape layer 22, the left surfaces of the polyethylene wear-resistant layer 21, the oily anti-corrosion adhesive tape layer 22 and the PE flame-retardant layer 23 are fixedly connected with the left wall surface of the inner cavity of the protective layer 1, the right surfaces of the polyethylene wear-resistant layer 21, the oily anti-corrosion adhesive tape layer 22 and the PE flame-retardant layer 23 are fixedly connected with the right wall surface of the inner cavity of the protective layer 1, the polyethylene wear-resistant layer 21 utilizes the characteristics of high polymer materials to improve the wear resistance, the oily anti-corrosion adhesive tape layer 22 utilizes the characteristics of the oily anti-corrosion adhesive tape layer to play the roles of acid and corrosion resistance, and the PE flame-retardant layer 23 plays the roles of heat insulation and flame retardance;

the waterproof unit 3: set up in the lower surface of PE fire-retardant layer 23, waterproof unit 3 includes EVA waterproof layer 31, polyurethane waterproof layer 32 and high-elastic silicone third nanometer waterproof layer 33, EVA waterproof layer 31 sets up in the lower surface of PE fire-retardant layer 23, the lower surface of PE fire-retardant layer 23 is equipped with polyurethane waterproof layer 32, the lower surface of polyurethane waterproof layer 32 is equipped with high-elastic silicone third nanometer waterproof layer 33, EVA waterproof layer 31, the left surface of polyurethane waterproof layer 32 and high-elastic silicone third nanometer waterproof layer 33 all with the left wall fixed connection of the inner chamber of protective layer 1, EVA waterproof layer 31, polyurethane waterproof layer 32 and high-elastic silicone third nanometer waterproof layer 33, the combination of three-layer different waterproof materials has improved the waterproof performance of coiled material greatly.

Wherein: the lower surface of high-elastic silicon third of ten heavenly stems nanometer waterproof layer 33 is equipped with sound absorption sponge layer 4, the left surface of sound absorption sponge layer 4 and the inner chamber left wall fixed connection of protective layer 1, the right surface of sound absorption sponge layer 4 and the inner chamber right wall fixed connection of protective layer 1, the effect of sound absorption has been played in setting up of sound absorption sponge layer 4, avoids the noise transmission.

Wherein: the lower surface on sound absorption sponge layer 4 is equipped with rubber asphalt layer 5, and the left surface on rubber asphalt layer 5 and the inner chamber left wall fixed connection of protective layer 1, the right surface on rubber asphalt layer 5 and the inner chamber right wall fixed connection of protective layer 1, rubber asphalt layer 5 plays the effect of dampproofing buffering.

Wherein: the lower surface of rubber asphalt layer 5 is equipped with wire net 6, and wire net 6 improves the tensile effect.

Wherein: the surface of wire net 6 and the last fixed surface of glass fiber layer 7 are connected, the left surface of glass fiber layer 7 and the inner chamber left wall fixed connection of protective layer 1, the right surface of glass fiber layer 7 and the inner chamber right wall fixed connection of protective layer 1, and glass fiber layer 7 can play the anti effect of tearing of reinforcing for stability when waterproofing membrane's the use is promoted by a wide margin.

Wherein: the lower surface of glass fiber layer 7 is equipped with colloid adhesion layer 8, and the lower surface of colloid adhesion layer 8 bonds there is barrier film 9, and the staff at first tears barrier film 9 when using, then with the adhesion of colloid adhesion layer 8 in the workspace that needs to use for the staff can convenient and fast more when laying.

The working principle of the composite water-based polyurethane waterproof coiled material provided by the utility model is as follows: firstly, a worker extrudes and presses a protective layer 1, a polyethylene anti-abrasion layer 21, an oily anti-corrosion adhesive tape layer 22, a PE flame-retardant layer 23, an EVA waterproof layer 31, a polyurethane waterproof layer 32, a high-elastic silicone-acrylic nano waterproof layer 33, a sound absorption sponge layer 4, a rubber asphalt layer 5, a steel wire mesh 6 and a glass fiber layer 7 into a whole through a thermal process, then a colloid adhesion layer 8 is coated on the lower surface of the glass fiber layer 7, and an isolation film 9 is adhered on the colloid adhesion layer 8, so that various materials are tightly combined, the stress combination is more uniform, the performances can be complemented, when the adhesive tape is used, the worker firstly tears off the isolation film 9 and then adheres the colloid adhesion layer 8 in a working area needing to be used, the polyethylene anti-abrasion layer 21 utilizes the characteristics of high polymer materials to improve the wear resistance, the oily anti-corrosion adhesive tape layer 22 utilizes the characteristics of the self materials to play the roles of acid resistance and corrosion resistance, PE fire-retardant layer 23 then plays thermal-insulated fire-retardant effect, EVA waterproof layer 31, polyurethane waterproof layer 32 and high-elastic silicone third nanometer waterproof layer 33, the combination of the waterproof material of the different materials of three-layer, the waterproof performance of coiled material has been improved greatly, the effect of sound absorption has been played in setting up of sound absorption sponge layer 4, avoid the noise transmission, rubber asphalt layer 5 plays the effect of dampproofing buffering, wire net 6 and glass fiber layer 7 improve the stretch-proofing effect, can play the anti effect of tearing of reinforcing, stability when making waterproofing membrane's the use is promoted by a wide margin, this waterproofing membrane has good physical properties and pliability ability, its fracture resistance, antifatigue and anti puncture ability are all very good, still have better waterproof nature in the time of convenient construction.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a compound waterborne polyurethane waterproofing membrane which characterized in that: comprises a protective layer (1), a protective unit (2) and a waterproof unit (3);

protective layer (1): it is an aluminum foil protective layer;

guard unit (2): the anti-corrosion protective layer comprises a polyethylene anti-wear layer (21), an oily anti-corrosion adhesive tape layer (22) and a PE flame-retardant layer (23), wherein the polyethylene anti-wear layer (21) is arranged on the top wall surface of an inner cavity of a protective layer (1), the oily anti-corrosion adhesive tape layer (22) is arranged on the lower surface of the protective layer (1), the PE flame-retardant layer (23) is arranged on the lower surface of the oily anti-corrosion adhesive tape layer (22), the left surfaces of the polyethylene anti-wear layer (21), the oily anti-corrosion adhesive tape layer (22) and the PE flame-retardant layer (23) are fixedly connected with the left wall surface of the inner cavity of the protective layer (1), and the right surfaces of the polyethylene anti-wear layer (21), the oily anti-corrosion adhesive tape layer (22) and the PE flame-retardant layer (23) are fixedly connected with the right wall surface of the inner cavity of the protective layer (1);

waterproof unit (3): is arranged on the lower surface of the PE flame-retardant layer (23).

2. The composite water-based polyurethane waterproofing membrane according to claim 1, characterized in that: waterproof unit (3) include EVA waterproof layer (31), polyurethane waterproof layer (32) and high-elastic silicone third of ten heavenly stems nanometer waterproof layer (33), EVA waterproof layer (31) set up in the lower surface of PE fire-retardant layer (23), the lower surface of PE fire-retardant layer (23) is equipped with polyurethane waterproof layer (32), the lower surface of polyurethane waterproof layer (32) is equipped with high-elastic silicone third of ten heavenly stems nanometer waterproof layer (33), EVA waterproof layer (31), the left surface of polyurethane waterproof layer (32) and high-elastic silicone third of ten heavenly stems nanometer waterproof layer (33) all with the inner chamber left side wall fixed connection of protective layer (1), the right surface of EVA waterproof layer (31), polyurethane waterproof layer (32) and high-elastic silicone third of ten heavenly stems nanometer waterproof layer (33) all with the inner chamber right side wall fixed connection of protective layer (1).

3. The composite water-based polyurethane waterproofing membrane according to claim 2, characterized in that: the lower surface of high-elastic silicon-acrylic nanometer waterproof layer (33) is provided with a sound absorption sponge layer (4), the left surface of the sound absorption sponge layer (4) is fixedly connected with the left wall surface of the inner cavity of the protective layer (1), and the right surface of the sound absorption sponge layer (4) is fixedly connected with the right wall surface of the inner cavity of the protective layer (1).

4. The composite water-based polyurethane waterproofing membrane according to claim 3, characterized in that: the lower surface of the sound absorption sponge layer (4) is provided with a rubber asphalt layer (5), the left surface of the rubber asphalt layer (5) is fixedly connected with the left wall surface of the inner cavity of the protective layer (1), and the right surface of the rubber asphalt layer (5) is fixedly connected with the right wall surface of the inner cavity of the protective layer (1).

5. The composite water-based polyurethane waterproofing membrane according to claim 4, characterized in that: and a steel wire mesh (6) is arranged on the lower surface of the rubber asphalt layer (5).

6. The composite water-based polyurethane waterproofing membrane according to claim 5, characterized in that: the outer surface of the steel wire mesh (6) is fixedly connected with the upper surface of the glass fiber layer (7), the left surface of the glass fiber layer (7) is fixedly connected with the left wall surface of the inner cavity of the protective layer (1), and the right surface of the glass fiber layer (7) is fixedly connected with the right wall surface of the inner cavity of the protective layer (1).

7. The composite water-based polyurethane waterproofing membrane according to claim 6, characterized in that: the lower surface of the glass fiber layer (7) is provided with a colloid adhesion layer (8), and the lower surface of the colloid adhesion layer (8) is adhered with an isolation film (9).