CN208855161U - A kind of tension splits vinyl polymer composite of water-proof coiled material - Google Patents

Abstract

The utility model discloses a kind of tensions to split vinyl polymer composite of water-proof coiled material, belong to architectural waterproof material technical field, by the first nonwoven layer, first reinforced thermoplastic resin layer, polyethylene waterproof layer, second reinforced thermoplastic resin layer, second nonwoven layer, it is into a single integrated structure that modified pitch self-healing layer and self-adhesive layer are sequentially overlapped hot pressing from top to bottom, the waterproof roll of the utility model has good self-healing property and base's deformation adaptability, polyethylene waterproof layer is easily good with nonwoven layer bonding effect, it is not easy delamination cracking, and it is set to the nonwoven layer structure design of polyethylene waterproof layer bilateral, it is strong that tension splits ability, good water-proof effect, long service life.

Description

A kind of tension splits vinyl polymer composite of water-proof coiled material

Technical field

The utility model belongs to architectural waterproof material technical field, in particular to it is compound that a kind of tension splits vinyl polymer Waterproof roll.

Background technique

Waterproof roll is mainly used for the places such as construction wall, roofing and tunnel, highway, refuse landfill, plays The rollable coiled flexible building material product of one kind for resisting extraneous rainwater, underground water leakage, as engineering foundation and building it Between ne-leakage connect, be the first barrier of entire engineering waterproofing, entire engineering played a crucial role.

Currently, waterproof roll is all made of base fabric and non-woven fabric compounded formation, and the anti-of several layers is coated on waterproof roll Water paint.With the continuous expansion of waterproof roll application field, disadvantage is also gradually highlighted, specific manifestation are as follows: (1) adapts to base Deformability is poor, and waterproof roll can drawing crack be damaged due to the deformation such as base course crack, is unable to reach the effect of effective waterproof；(2) prevent Water coiled material is easy to aging in permanent expose to the sun and rain, and waterproof layer easily cracks with nonwoven layer delamination, shortens making for waterproof roll Use the service life.

Utility model content

The utility model is to overcome problems of the prior art, and providing a kind of tension, to split vinyl polymer compound anti- Water coiled material has good self-healing property and base's deformation adaptability, and polyethylene waterproof layer is easily good with nonwoven layer bonding effect, no Easy delamination cracking, and be set to the nonwoven layer structure design of polyethylene waterproof layer bilateral, it is strong that tension splits ability, waterproof effect It is good, long service life.

The utility model is to solve above-mentioned problems of the prior art, is adopted the following technical scheme that.

A kind of tension splits vinyl polymer composite of water-proof coiled material, by the first nonwoven layer, the first reinforced thermoplastic resin Layer, polyethylene waterproof layer, the second reinforced thermoplastic resin layer, the second nonwoven layer, modified pitch self-healing layer and self-adhesive layer are from upper It is into a single integrated structure that hot pressing is sequentially overlapped under.

Further, the modified pitch of the modified pitch self-healing layer is the one of SBS modified pitch or SIS modified pitch Kind.

Further, the non-woven fabrics of first nonwoven layer and/or the second nonwoven layer is nonwoven polypropylene fabric or terylene One kind of non-woven fabrics.

Further, first nonwoven layer and/or the second nonwoven layer worked out by longitudinal and transverse direction formed it is random Intersection construction.

Further, the first reinforced thermoplastic resin layer, the second reinforced thermoplastic resin layer are ethylene-acrylic acid Copolymer resin.

Further, the self-adhesive layer is butyl rubber adhesive layer.

Further, the bottom of the self-adhesive layer is additionally provided with isolation protection film, and the isolation protection film is that polyethylene is thin One kind of film, polyvinyl chloride film, polyester film or barrier paper.

Compared with the existing technology, the utility model achieve it is following the utility model has the advantages that

1, a kind of tension of the utility model splits vinyl polymer composite of water-proof coiled material, and modified pitch self-healing layer is used SBS modified pitch and SIS modified pitch all have certain mobility, can absorb base course crack generate stress, avoid base The stress transfer that layer cracking generates to polyethylene waterproof layer and caused by polyethylene waterproof layer drawing crack it is damaged, can remain waterproof The integrality of coiled material, good water-proof effect.

2, a kind of tension of the utility model splits vinyl polymer composite of water-proof coiled material, nonwoven layer (the first non-woven fabrics Layer and the second nonwoven layer be referred to as nonwoven layer) and polyethylene waterproof layer between be provided with reinforced thermoplastic resin layer (first Reinforced thermoplastic resin layer and the second reinforced thermoplastic resin layer are referred to as reinforced thermoplastic resin layer), reinforced thermoplastic resin Layer is ethylene-acrylic acid copolymer resin, and ethylene-acrylic acid has thermoplasticity and high caking property, to polyethylene and nonwoven The binding force of cloth is strong, and has stronger corrosion resistance and ageing-resistant performance, so that polyethylene waterproof layer and the first nonwoven Layer of cloth and the second nonwoven layer are not easy delamination cracking, enhance the binding force and performance of waterproof roll entirety.

3, a kind of tension of the utility model splits vinyl polymer composite of water-proof coiled material, and nonwoven layer is in random intersection Structure forms three-dimensional mesh, and not only waterproof roll tensile strength is high, and strong ability to resist penetration, low temperature flexibility are good, the coefficient of expansion is small, Temperature-rise effect is low, becomes adaptable, and increases the surface area of nonwoven layer, with adjacent layer to be bonded effect good, no It is easy to crack, and polyethylene waterproof layer bilateral is provided with nonwoven layer, the tension fragility energy of waterproof roll can be effectively improved, into one Step improves the service life of waterproof roll.

Detailed description of the invention

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings.

Fig. 1 is that the tension of the utility model splits the structural schematic diagram of vinyl polymer composite of water-proof coiled material.

In figure: 11, the first nonwoven layer；12, the second nonwoven layer；21, the first reinforced thermoplastic resin layer；22, first Reinforced thermoplastic resin layer；3, polyethylene waterproof layer；4, modified pitch self-healing layer；5, self-adhesive layer；6, isolation protection film.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, the technical solution in embodiment is carried out it is clear, complete Ground description.Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments. Based on the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts There are other embodiments, fall within the protection scope of the utility model.

As shown in Figure 1, a kind of tension splits vinyl polymer composite of water-proof coiled material, by first the 11, first heat of nonwoven layer Plasticity reinforced resin layer 21, polyethylene waterproof layer 3, the second reinforced thermoplastic resin layer 22, the second nonwoven layer 12, modified pitch It is into a single integrated structure that self-healing layer 4 and self-adhesive layer 5 are sequentially overlapped hot pressing from top to bottom.In use process, by waterproof roll by certainly Adhesion coating 5 fits in substrate surface, when base's deformation occurs cracking, flowing possessed by the modified pitch of modified pitch self-healing layer 4 Property the stress that generates of absorbable base course crack, the stress transfer for avoiding base course crack from generating to polyethylene waterproof layer 3 and caused by 3 drawing crack of polyethylene waterproof layer is damaged, can remain the integrality of waterproof roll, good water-proof effect.

Preferred scheme, the modified pitch of the modified pitch self-healing layer 4 are that (s-B-S is embedding by SBS Section copolymer) modified pitch or SIS (styrene-isoprene-phenylethene thermoplastic block copolymers) modified pitch one kind.

The non-woven fabrics of preferred scheme, first nonwoven layer 11 and/or the second nonwoven layer 12 is nonwoven polypropylene fabric Or one kind of terylene non-woven fabric, acid-proof alkaline with higher, be conducive to the whole tension stress and tearing that increase waterproof roll Property.

First nonwoven layer 11 and/or the second nonwoven layer 12 are worked out by longitudinal and transverse direction and form random cross knot Structure forms three-dimensional mesh, and not only waterproof roll tensile strength is high, and strong ability to resist penetration, low temperature flexibility are good, and the coefficient of expansion is small, warm Liter effect is low, becomes adaptable, and increases nonwoven layer (the first nonwoven layer 11 and the second nonwoven layer 12 general designation For nonwoven layer) surface area, with adjacent layer to be bonded effect good, it is not easy to crack, and 3 bilateral of polyethylene waterproof layer is provided with Nonwoven layer can effectively improve the tension fragility energy of waterproof roll, further improve the service life of waterproof roll.

Preferred scheme, the first reinforced thermoplastic resin layer 21, the second reinforced thermoplastic resin layer 22 are ethylene- Acrylic copolymer resin, such as the Nucrel resin of E.I.Du Pont Company's production, ethylene-acrylic acid have thermoplasticity and high viscous Knot property, it is strong to the binding force of polyethylene and non-woven fabrics, and there is stronger corrosion resistance and ageing-resistant performance, so that poly- second Alkene waterproof layer 3 and nonwoven layer are not easy delamination cracking, enhance the binding force and performance of waterproof roll entirety.

Preferred scheme, the self-adhesive layer 5 are bonded effect with base without using organic solvent for butyl rubber adhesive layer 5 Fruit is good, does not have particular/special requirement to base's moisture content, can construct as long as no bright water, and reliable construction quality.

Preferred scheme, the bottom of the self-adhesive layer 5 are additionally provided with isolation protection film 6, and the isolation protection film 6 is poly- second One kind of alkene film, polyvinyl chloride film, polyester film or barrier paper.When site operation, by isolation protection film 6 from waterproof roll On tear, can be by waterproof roll paving in the base after arrangement, convenient and quick construction.

The tension of the utility model splits vinyl polymer composite of water-proof coiled material, has good self-healing property and base's deformation Adaptability, polyethylene waterproof layer 3 is easily good with nonwoven layer bonding effect, is not easy delamination cracking, and be set to polyethylene waterproof layer 3 The nonwoven layer structure of bilateral designs, and it is strong that tension splits ability, good water-proof effect, long service life.

Content described in this specification embodiment is only an enumeration of the implementation forms of the utility model concept, this is practical new The protection scope of type should not be construed as being limited to the specific forms stated in the embodiments, the protection scope of the utility model also and In those skilled in the art according to the utility model design it is conceivable that equivalent technologies mean.

Claims (6)

1. a kind of tension splits vinyl polymer composite of water-proof coiled material, it is characterised in that: by the first nonwoven layer (11), the first heat Plasticity reinforced resin layer (21), polyethylene waterproof layer (3), the second reinforced thermoplastic resin layer (22), the second nonwoven layer (12), It is into a single integrated structure that modified pitch self-healing layer (4) and self-adhesive layer (5) are sequentially overlapped hot pressing from top to bottom；

The first reinforced thermoplastic resin layer (21), the second reinforced thermoplastic resin layer (22) are ethylene-acrylic acid copolymer Resin.

2. a kind of tension according to claim 1 splits vinyl polymer composite of water-proof coiled material, it is characterised in that: described to change Property pitch self-healing layer (4) modified pitch be SBS modified pitch or SIS modified pitch one kind.

3. a kind of tension according to claim 1 splits vinyl polymer composite of water-proof coiled material, it is characterised in that: described The non-woven fabrics of one nonwoven layer (11) and/or the second nonwoven layer (12) is one kind of nonwoven polypropylene fabric or terylene non-woven fabric.

4. a kind of tension according to claim 3 splits vinyl polymer composite of water-proof coiled material, it is characterised in that: described One nonwoven layer (11) and/or the second nonwoven layer (12) are worked out by longitudinal and transverse direction and form random intersection construction.

5. a kind of tension according to claim 1 splits vinyl polymer composite of water-proof coiled material, it is characterised in that: it is described from Adhesion coating (5) is butyl rubber adhesive layer.

6. a kind of tension according to claim 1 splits vinyl polymer composite of water-proof coiled material, it is characterised in that: it is described from The bottom of adhesion coating (5) is additionally provided with isolation protection film (6), and the isolation protection film (6) is polyethylene film, polyvinyl chloride is thin One kind of film, polyester film or barrier paper.