CN210394250U - Self-adhesive waterproof coiled material - Google Patents

Self-adhesive waterproof coiled material Download PDF

Info

Publication number
CN210394250U
CN210394250U CN201921271536.1U CN201921271536U CN210394250U CN 210394250 U CN210394250 U CN 210394250U CN 201921271536 U CN201921271536 U CN 201921271536U CN 210394250 U CN210394250 U CN 210394250U
Authority
CN
China
Prior art keywords
self
adhesive
layer
waterproof
waterproof roll
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201921271536.1U
Other languages
Chinese (zh)
Inventor
吴建明
杨树才
潘叶明
张叙宝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changshu City Sanheng Building Materials Co ltd
Original Assignee
Changshu City Sanheng Building Materials Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changshu City Sanheng Building Materials Co ltd filed Critical Changshu City Sanheng Building Materials Co ltd
Priority to CN201921271536.1U priority Critical patent/CN210394250U/en
Application granted granted Critical
Publication of CN210394250U publication Critical patent/CN210394250U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a self-adhesive waterproof roll, self-adhesive waterproof roll comprises three layer construction, and three layer construction from the top down is waterproof layer, self-adhesive glue film and barrier film in proper order, self-adhesive waterproof roll's the inside compound of self-adhesive glue film has self-adhesive restraint material. In this way, the utility model discloses can realize cutting apart of self-adhesive in situ self-adhesive system through the net material, reduce on the one hand from the viscose layer and warp to flow along with the gas temperature under high temperature, on the other hand can retard the gathering of the volatile component in the self-adhesive system after the high temperature vaporization, is showing the tympanic bulla phenomenon that reduces self-adhesive waterproofing membrane, improves the life-span of product use.

Description

Self-adhesive waterproof coiled material
Technical Field
The utility model relates to a building material field especially relates to a self-adhesive waterproofing membrane.
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 waterproof first barrier of the whole engineering, and plays a vital role in the whole engineering. At present, the commonly used waterproof coiled material generally comprises a waterproof layer, a self-adhesive layer and an isolating membrane, and the adaptability of the waterproof coiled material to the environment is improved by adjusting the specific materials and structures of the waterproof layer and the self-adhesive layer in field construction. For example, chinese patent application No. 201310042489.4 discloses a reactive ethylene propylene diene monomer butyl rubber self-adhesive waterproof roll, which is also a waterproof roll with a three-layer structure, wherein the uppermost layer is an ethylene propylene diene monomer waterproof roll, the middle layer is a butyl rubber self-adhesive layer, and the lowermost layer is an anti-sticking film. Has excellent durability, weather resistance, ozone chemical resistance, ultraviolet resistance and waterproof performance. The reactive cross strong membrane butyl rubber self-adhesive waterproof coiled material disclosed in the Chinese patent with the application number of CN201620982249.1 also comprises a main waterproof layer, a self-adhesive waterproof layer and an isolating membrane, wherein the self-adhesive waterproof layer exceeds the edge of the main waterproof layer by 5-10 mm, and edge membranes are compounded on the edges of two sides above the main waterproof layer and the self-adhesive waterproof layer; the main waterproof layer is a cross laminated film, and the self-adhesive waterproof layer is a butyl rubber self-adhesive layer. The high-strength high-elongation nail has excellent tearing strength and nail rod tearing strength, extremely high extensibility and good dimensional stability. However, the above methods have no good solution to the high-temperature bubbling phenomenon, because the self-adhesive layer inevitably stores a certain amount of moisture in the system during the production and compounding processes, and the moisture in the self-adhesive layer is easily gasified and accumulated in the high-temperature environment, which cannot be completely avoided by the conventional methods.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a viscose waterproofing membrane, can reduce the tympanic bulla problem that this type of material appears when using.
In order to solve the technical problem, the utility model discloses a technical scheme be: the self-adhesive waterproof roll is composed of a three-layer structure, wherein the three-layer structure is a waterproof layer, a self-adhesive layer and an isolating film from top to bottom in sequence, and a self-adhesive constraint material is compounded in the self-adhesive layer.
In a preferred embodiment of the present invention, the self-adhesive constraint material is a self-adhesive layer grid dividing material.
In a preferred embodiment of the present invention, the self-adhesive glue layer grid dividing material is a grid cloth.
In a preferred embodiment of the present invention, the mesh fabric is a glass fiber mesh reinforced fabric or a polyester mesh reinforced fabric.
In a preferred embodiment of the present invention, the mesh number of the mesh cloth is 5 to 20 meshes.
In a preferred embodiment of the present invention, the thickness of the mesh fabric is 40% to 60% of the thickness of the self-adhesive layer.
In a preferred embodiment of the present invention, the waterproof layer is made of EPDM or HDPE, the self-adhesive layer is made of butyl self-adhesive or high-molecular hot-melt adhesive, and the isolation film is made of HDPE film.
The utility model has the advantages that: the technical scheme of the utility model be add the self-adhesive restraint material in waterproofing membrane's self-adhesive layer, cut apart the material on self-adhesive layer on the basis that does not influence the self-adhesive layer effect, the effectual high temperature that has prevented self-adhesive intraformational self-adhesive glue material from flowing the phenomenon and the phenomenon is gathered in inside volatile high temperature gasification along with the rising viscosity reduction of temperature, the bubbling problem of waterproof layer when showing the elimination high temperature obviously improves the construction quality and the life of product.
Drawings
Fig. 1 is a schematic perspective view of a preferred embodiment of the present invention;
FIG. 2 is a schematic view of a method of manufacturing a preferred embodiment of the present invention;
FIG. 3 is a schematic view of another preferred embodiment of the present invention;
the parts in the drawings are numbered as follows:
1. the device comprises a grid reinforcing cloth, 2 parts of a self-adhesive layer, 3 parts of a waterproof layer, 4 parts of an isolating film, 5 parts of a self-adhesive waterproof coiled material, 6 parts of a glue outlet, 7 parts of a hot roller, 8 parts of a cold roller, 9 parts of a glue scraping roller, 10 parts of a flat die, 11 parts of a composite roller and 12 parts of a guide roller.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to the drawings, the embodiment of the present invention includes:
the utility model provides a self-adhesive waterproof roll 5, enhancement mode self-adhesive waterproof roll comprises three layer construction, and three layer construction from the top down is waterproof layer 3, self-adhesion layer 2 and barrier film 4 in proper order, the material of waterproof layer 3 is EPDM, the material on self-adhesion layer 2 is butyl self-adhesion glue, the HDPE membrane that barrier film 4 used, the material is cut apart from 2 inside compound grids on adhesion layer. The grid partition material is glass fiber grid reinforced cloth 1, and the reason for using the grid reinforced cloth 1 is that on one hand, a self-adhesive glue layer 2 can be partitioned, the high-temperature fluidity of self-adhesive glue in the self-adhesive glue layer 2 is reduced, the way of accumulation of volatile matters in the glue after high-temperature vaporization is blocked, bubbling is prevented from being formed, and on the other hand, the physical resistance of the whole self-adhesive waterproof coiled material 5 can be improved, and the tensile strength is improved.
The mesh number of the grid reinforcing cloth 1 is 5-20 meshes, the mesh number is too large, the amount of self-adhesive glue in a system is too small, the sticking characteristic is reduced, the mesh number is too small, the gap is too large, the effect of retarding the high-temperature fluidity of the self-adhesive glue cannot be achieved, and the elimination of bubbling is not favorable.
The thickness of the grid reinforcing cloth 1 is 40% -60% of the thickness of the self-adhesive layer 2, the effect of retarding the high-temperature fluidity of the self-adhesive is not achieved when the thickness is too small, the elimination of bubbling is not good, the thickness is too large, the adhesion characteristic of the self-adhesive layer is affected, and the waterproof layer and the isolation film are easily separated.
The production method of the embodiment comprises the following steps:
a production method of a self-adhesive waterproof coiled material 5 is characterized in that the self-adhesive waterproof coiled material 5 is produced by a double-roller extrusion compounding method, a used double-roller extrusion device is composed of two extrusion rollers and a self-adhesive glue outlet 6, one extrusion roller is a cold roller 8, the other extrusion roller is a hot roller 7, the temperature of the hot roller 7 is 40-50 ℃, and the double-roller extrusion compounding method comprises the following steps:
the method comprises the following steps that firstly, a waterproof layer material 3 and a grid reinforcing cloth 1 are sequentially attached to a hot roller 7 under the traction action, wherein the waterproof layer material 3 is directly attached to the surface of the hot roller 7, and then the grid reinforcing cloth 1 is overlapped above the waterproof layer material 3;
step two, uniformly coating the self-adhesive glue stock above the grid reinforcing cloth 1 through a glue outlet 6 arranged above the highest point of a hot roller 7 after the self-adhesive glue stock is heated at a high temperature, wherein the glue outlet temperature of the self-adhesive glue outlet 6 is 80-100 ℃;
and step three, the hot roller 7 drives the material of the main waterproof layer 3 coated with the self-adhesive layer 2 and the isolating film 4 attached to the cold roller 8 to be extruded and compounded to prepare the finished product of the self-adhesive waterproof coiled material 5.
The purpose of using the cold and hot two rollers here is that on the one hand will adhere to the self-adhesive raw materials on the net reinforcing cloth 1 before last extrusion and need keep certain mobility to can effectively fill the space between waterproof layer 3 and the net reinforcing cloth 1 and drive fashioned volatilizable gas when doing benefit to follow-up extrusion, on the other hand, prevent that barrier film 4 from being heated to warp too big, appear the shrink during the normal atmospheric temperature rolling.
The production speed of the self-adhesive waterproof coiled material is 2-30 m/min, and the self-adhesive waterproof coiled material is too fast and easy to move between layers, so that the layers of the coiled material are not well combined.
In another embodiment of the present invention, the substrate is,
the utility model provides a self-adhesive waterproof roll 5, enhancement mode self-adhesive waterproof roll comprises three layer construction, and three layer construction from the top down is waterproof layer 3, self-adhesion layer 2 and barrier film 4 in proper order, the material of waterproof layer 3 is HDPE, the material on self-adhesion layer 2 is the polymer hot melt adhesive, the barrier film 4 uses is the HDPE membrane the material is cut apart from 2 inside compound grids on adhesion layer. The grid segmentation material is polyester grid reinforced cloth 1, and the reason for using the grid reinforced cloth 1 is that on one hand, a self-adhesive glue layer 2 can be segmented, the high-temperature fluidity of self-adhesive glue in the self-adhesive glue layer 2 is reduced, the way of accumulation of volatile matters in the glue after high-temperature vaporization is blocked, bubbling is prevented from being formed, and on the other hand, the physical resistance of the whole self-adhesive waterproof coiled material 5 can be improved, and the tensile strength is improved.
The mesh number of the grid reinforcing cloth 1 is 5-20 meshes, the mesh number is too large, the amount of self-adhesive glue in a system is too small, the sticking characteristic is reduced, the mesh number is too small, the gap is too large, the effect of retarding the high-temperature fluidity of the self-adhesive glue cannot be achieved, and the elimination of bubbling is not favorable.
The thickness of the grid reinforcing cloth 1 is 40% -60% of the thickness of the self-adhesive layer 2, the thickness is too small, the effect of retarding the high-temperature fluidity of the self-adhesive cannot be achieved, the elimination of bubbling is not favorable, the thickness is too large, the adhesion characteristic of the self-adhesive layer is affected, and the waterproof layer and the isolating membrane are easily separated.
The production method of the embodiment comprises the following steps:
the production method of the self-adhesive waterproof coiled material 5 is a blade coating method, a device used by the blade coating method consists of a blade coating roller 9, a composite roller 11 and a flat die 10 for extruding sizing materials, and the method for producing the self-adhesive waterproof coiled material by the blade coating method comprises the following steps:
firstly, after being unreeled, a waterproof layer material 3 and a grid reinforcing cloth 1 are sequentially attached to a guide roller 12 under the traction effect for preliminary pre-compounding;
secondly, lapping the preliminarily pre-compounded material on a rubber scraping roller 9 under the traction action, wherein the lapping angle is 30-60 degrees, so that the bottom edge of a flat die 10 can be used for retarding the downward flow of the colloid to form a glue pool, the glue hanging capacity of the grid space in the grid reinforcing cloth 1 is improved, and the flat die 11 is tightly attached to one side of the grid reinforcing cloth 1 of the pre-compounded material to extrude self-adhesive hot melt glue;
and step three, adhering the pre-composite material carrying the self-adhesive hot melt adhesive material to the rubber scraping roll 9, simultaneously unreeling the isolating film 4, adhering the pre-composite material to the surface of the composite roll 11 above the rubber scraping roll 9 under the traction action, adjusting the distance between the composite roll 11 and the rubber scraping roll 9 according to the process, synchronously compounding the isolating film 4 to the surface of the pre-composite material, and extruding the redundant rubber material.
The production speed of the self-adhesive waterproof roll 5 is 5-40 m/min, and the roll is too fast and easy to move between layers, so that the layers of the roll are not well combined.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (7)

1. The utility model provides a self-adhesive waterproof roll, self-adhesive waterproof roll comprises three layer construction, and three layer construction from the top down is waterproof layer, self-adhesive glue layer and barrier film in proper order, its characterized in that, compound self-adhesive restraint material in the self-adhesive glue layer.
2. The self-adhesive waterproofing membrane according to claim 1 wherein the self-adhesive constraining material is a self-adhesive layer mesh dividing material.
3. The self-adhesive waterproofing membrane according to claim 2 wherein the self-adhesive layer mesh dividing material is a mesh cloth.
4. The self-adhesive waterproof roll according to claim 3, wherein the mesh cloth is a glass fiber mesh reinforced cloth or a polyester mesh reinforced cloth.
5. The self-adhesive waterproof roll according to claim 3, wherein the mesh number of the mesh cloth is 5 to 20 meshes.
6. The self-adhesive waterproof roll according to claim 3, wherein the thickness of the mesh cloth is 40% to 60% of the thickness of the self-adhesive layer.
7. The self-adhesive waterproof roll according to claim 1, wherein the waterproof layer is made of EPDM or HDPE, the self-adhesive layer is made of butyl self-adhesive or high-molecular hot melt adhesive, and the barrier film is made of HDPE film.
CN201921271536.1U 2019-08-07 2019-08-07 Self-adhesive waterproof coiled material Active CN210394250U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921271536.1U CN210394250U (en) 2019-08-07 2019-08-07 Self-adhesive waterproof coiled material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921271536.1U CN210394250U (en) 2019-08-07 2019-08-07 Self-adhesive waterproof coiled material

Publications (1)

Publication Number Publication Date
CN210394250U true CN210394250U (en) 2020-04-24

Family

ID=70358864

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921271536.1U Active CN210394250U (en) 2019-08-07 2019-08-07 Self-adhesive waterproof coiled material

Country Status (1)

Country Link
CN (1) CN210394250U (en)

Similar Documents

Publication Publication Date Title
DE10361475B4 (en) Self-adhesive sealing tape for bonding vapor barrier and vapor barrier films, as well as methods of manufacture and use thereof
CN1064497A (en) Waterproof membrane
CN103469904A (en) Surface sealing method
CN102127267B (en) Method for preparing rubber-metal composite waterproof sheet
KR101933848B1 (en) A water proof and root barrier layer structure for green roof system
CN210394250U (en) Self-adhesive waterproof coiled material
CN101260725A (en) Water-proof coiled material and its manufacture and construction method
CN110387197A (en) A kind of self adhesive water-proof coiled material
CN205601253U (en) PVC self -adhesion tensile waterproofing membrane
CN210367515U (en) Polymer modified asphalt self-adhesive waterproof coiled material
CN205314378U (en) Waterproof ventilated membrane of self -adhesion type
CN201962810U (en) Composite waterproof system
CN200996189Y (en) Self-adhesive composite curling materials
CN209851742U (en) Asphalt waterproof coiled material with non-woven fabric backing
CN106393750A (en) Integrated forming technology of macromolecular sheet production and gluing
CN201031472Y (en) Rubber composite self-adhering water-proof coiled material
CN203496391U (en) Thermoplastic polyurethane modified polyvinyl chloride self-adhesion waterproof roll material
CN202753519U (en) High elasticity polyethylene polypropylene waterproof rolling material
CN210001810U (en) HDPE macromolecule self-adhesive film waterproof coiled material
CN202742767U (en) Double-sided self-adhesive composite geomembrane
CN216635656U (en) Self-adhesion modified asphalt waterproofing membrane
CN211868829U (en) Take child pitch waterproofing membrane of isolation layer
CN200949469Y (en) Self-adhering partition water-proof plates
CN211968726U (en) High-molecular composite water-proof coiled material
CN211548412U (en) Self-adhesive geotextile

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant