WO2013073765A1 - Panneau imperméable à l'eau à surface irrégulière présentant une saillie creuse pour l'imperméabilisation à l'eau et construction imperméabilisante mettant en œuvre ledit panneau - Google Patents

Panneau imperméable à l'eau à surface irrégulière présentant une saillie creuse pour l'imperméabilisation à l'eau et construction imperméabilisante mettant en œuvre ledit panneau Download PDF

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Publication number
WO2013073765A1
WO2013073765A1 PCT/KR2012/006903 KR2012006903W WO2013073765A1 WO 2013073765 A1 WO2013073765 A1 WO 2013073765A1 KR 2012006903 W KR2012006903 W KR 2012006903W WO 2013073765 A1 WO2013073765 A1 WO 2013073765A1
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WIPO (PCT)
Prior art keywords
waterproof
waterproofing
panel
uneven
waterproofing material
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PCT/KR2012/006903
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English (en)
Korean (ko)
Inventor
송병창
Original Assignee
주식회사 아키벤
주식회사 아키벤이엔씨
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.)
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Priority claimed from KR1020110119917A external-priority patent/KR101146314B1/ko
Priority claimed from KR1020110119916A external-priority patent/KR101168688B1/ko
Priority claimed from KR1020120066482A external-priority patent/KR101198110B1/ko
Application filed by 주식회사 아키벤, 주식회사 아키벤이엔씨 filed Critical 주식회사 아키벤
Priority to JP2014529607A priority Critical patent/JP2014526623A/ja
Priority to US14/348,915 priority patent/US20140242330A1/en
Publication of WO2013073765A1 publication Critical patent/WO2013073765A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/66—Sealings
    • E04B1/665—Sheets or foils impervious to water and water vapor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
    • E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49885—Assembling or joining with coating before or during assembling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49888—Subsequently coating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24273—Structurally defined web or sheet [e.g., overall dimension, etc.] including aperture

Definitions

  • the present invention relates to a waterproof concave-convex waterproof panel having a hollow inside and a waterproofing method using the same, and to connecting a concave-shaped waterproof panel having a conical or semi-circular protrusion having a hollow inside and having a hole in the bottom of a concrete structure.
  • the present invention relates to a concave-convex waterproof panel and a waterproof method using the same.
  • concrete structures have cracks during concrete drying or hardening after concrete pouring, or when the structure is large, concrete joints are formed by separating and placing concrete, or separated concrete.
  • expansion joints are installed in order to solve the impact caused by the expansion of the structure, and these parts are moved up and down by the excessive load or temperature change after drying the structure. , Or stretch behavior.
  • the waterproofing layer is generally installed on the roof or outer wall of the underground structure used in the ground or the roof of the ground structure to prevent leakage, and the durability of the waterproofing layer is due to the cracks generated in the above-mentioned concrete.
  • a method of attaching a waterproofing material to a waterproofing base generally, a front-adhesive waterproofing method
  • it is directly affected by the behavior of a joint or a joint joint or expansion joint.
  • the cracks or the upper waterproof layer of the joint portion is partially removed by using a tape 210 or the like to partially prevent the breakage defect of the waterproof layer by using a partial insulation waterproof method.
  • this method partially exerts its effects at the visually visible cracks and joints, it is hardly effective in concrete structures in which a large amount of cracks are not visible to the naked eye.
  • the waterproof base including the cracks and joints visible to the naked eye can be partially glued to an adhesive base such as an adhesive or an anchor on a sheet or a plate of a waterproof base material of a sheet of a synthetic polymer, a metal, or an asphalt series.
  • an adhesive base such as an adhesive or an anchor on a sheet or a plate of a waterproof base material of a sheet of a synthetic polymer, a metal, or an asphalt series.
  • the coating layer-based waterproofing material is successively applied to complete the waterproofing layer, that is, as shown in FIG. 3, the partial adhesion waterproofing method that floats with the waterproofing base depending on the waterproofing base material 220.
  • this waterproof method is much more effective than the partial insulation waterproof method, the heterogeneous waterproof base material 220 and the coating film waterproof material 230
  • the adhesion interface between the waterproof base material and the waterproofing material of the coating film is dropped, or wrinkles or damage may occur due to the difference in physical properties.
  • the overall (waterproof base + composite film waterproofing) thickness of the waterproof layer is about 2 to 3mm thin, and mainly by using a soft rubber-based waterproofing material, the load of the concrete protective pressing layer or ground layer on top of the waterproofing layer As a result, the cross-sectional thickness of the waterproofing layer is significantly reduced, or the waterproofing layer is pressed against the load, and the waterproofing durability is significantly reduced, such as the waterproofing layer is pierced by projections in the waterproofing base.
  • a dot-coating waterproofing method is applied to the waterproofing base by applying a coating waterproofing material or the like thereon, but this also causes problems such as the partial adhesive waterproofing method. do.
  • the various waterproofing methods are selected and used to extend the durability life of the waterproofing layer in response to the cracking or joints occurring in the concrete structure, but the part of the construction structure using the waterproofing methods.
  • cement mortar or rubber having a thickness of about 10 to 20 mm for the purpose of preventing damage of the waterproofing layer due to local compression or by rocks such as protrusions and gravel.
  • a method of installing a protective pressing layer after installing a cushioning material such as plastic or the like may be devised and used.
  • Patent Document 1 Published Patent Publication No. 2002-0087244 (2002.11.22)
  • Patent Document 2 Registered Patent Publication No. 10-0878226 (2009.01.12)
  • Patent Document 3 Registered Patent Publication No. 10-0878342 (2009.01.06)
  • Patent Document 4 Registered Patent Publication No. 10-1059736 (2011.08.22)
  • An object of the present invention is to form a composite waterproof layer using a concave-shaped waterproof panel having a conical or semi-circular projection with a hollow inside, thereby preventing damage to the waterproof layer due to cracking or joint behavior of the waterproof surface of the concrete structure, and breathable To provide a concave-convex waterproof panel and a waterproof method using the same.
  • An object of the present invention is to form a composite waterproof layer in which a concave-shaped waterproof panel having a conical or semi-circular projection with an empty hollow and a waterproofing material is integrated, and an uneven waterproof panel capable of forming an exposed and unexposed waterproof layer for a concrete structure and the same It is to provide a waterproof method.
  • An object of the present invention is to form a composite waterproof layer, which can eliminate the unevenness of the exposed and unexposed waterproof layer due to the reduction of the cross-section of the waterproof layer by the protective pressing layer or the ground load, or by local compression or impact of the protrusion rock. It is to provide a waterproof panel and a waterproof method using the same.
  • An object of the present invention is to prevent the damage of the waterproof layer due to the thickness deformation (cross-sectional reduction), horizontal expansion (in-plane) behavior, vibration and shear (out-of-plane) behavior of the waterproof layer due to the upper load of the waterproof layer, the interface adhesion of the composite waterproof layer It is to provide a waterproof and waterproof method using the uneven molded waterproof panel with increased breathability.
  • the composite waterproof layer is formed on the surface of the concrete structure integrally formed with the concave-convex molding waterproof panel, the composite waterproof layer is installed by connecting the concave-convex waterproofing panel, the concave-convex molding
  • the waterproof panel is formed of a composite waterproof layer coated with a polymer-incorporated cement mortar-based waterproofing material or an elastic coating waterproofing material to fill the protrusions of the waterproof panel.
  • the uneven-shaped waterproof panel includes a flat plate or sheet, and protrudes downward from the flat plate. In addition, it is intended to include a plurality of conical or semicircular projections which are hollow inside.
  • the present invention is to install a plastic or metal sheet-like or plate-shaped concave-shaped waterproof panel having a conical or semi-circular projection having a hollow inside and having a hole in the lower portion thereof.
  • Work can be performed immediately without waiting for the concrete structure to dry up to about 12% water content, which can contribute to shortening the construction period, and also eliminates background cleaning and ground cleaning work. It can also contribute to shortening construction period and reducing construction costs.
  • the present invention is a hole in the bottom of the projection of the concave-convex molded waterproof panel, the composite waterproof layer consisting of the concave-convex waterproof panel and the polymer mixed cement mortar-based waterproof material or elastic coating waterproofing material is point-bonded to the waterproofing base surface, the concrete structure to be waterproof Mechanical behaviors of various kinds or sizes that occur randomly throughout, i.e. flexural deformation and flexural stress due to sagging of concrete structures, cracks or expansion joints, or expansion joints or PCs Even if there is expansion or contraction of the sheet gap, expansion stress, shear stress and shear deformation, or deformation and stress behavior repeated over a long period of time, the watertight waterproof layer can be maintained for a long time without being transferred to the entire waterproof layer. have.
  • the uneven-shaped waterproof panel is provided with protrusions having a predetermined height, and when forming an exposed waterproof layer such as a rooftop, even if the moisture contained in the ground concrete evaporates and expands through the protrusions, the problem that the waterproof layer swells is a problem. It can be solved to form a breathable exposure waterproof layer, and when forming a non-exposed waterproof layer, the composite waterproof layer can withstand even the upper load of the weight, such as pressed concrete or ground, can not be pressed to improve the waterproof durability.
  • two adjacent concave-convex waterproof panels can be continuously installed by fitting projections, and thus, the waterproofing layer can be simply integrated into a continuous layer, thereby increasing watertightness and improving workability.
  • the present invention is to fill and apply the empty space and the upper portion of the protrusions of the uneven molded waterproof panel with a polymer mixed cement mortar waterproof material or an elastic coating waterproofing material having excellent compressive strength, it is possible to further increase the pressure resistance corresponding to local compression, The reinforcing effect on the upper load of the composite waterproof layer can be increased.
  • air can flow in and out through the perforated hole in the lower part of the protrusion, and thus, when the polymer mixing cement mortar-based waterproofing material or the elastic coating waterproofing material is applied to fill the empty protrusion inner space, the entire inner space can be more easily filled. .
  • the present invention is a concave-convex waterproof panel is provided with a projection of a predetermined height, the adhesion area with the polymer-incorporated cement mortar-based waterproof material or elastic coating waterproofing material to be filled in the empty space inside the projection to the maximum, heterogeneity due to thermal behavior
  • the interface drop between the waterproof layers does not occur and can be integrated to further improve watertight durability.
  • the present invention can be fixed to the waterproof base by partially using the projections, such as bumps, nails, anchors, such as the irregularities-shaped waterproof panel on the waterproofing base, and the fastener is more easily to the waterproofing base using compressed air such as airless It can be fixed so that it can be attached without deformation even in structures with very large deformation behavior.
  • the present invention can be applied to the waterproof base by applying an adhesive adhesive to the waterproofing base can be attached to the waterproofing base to obtain a better adhesive force can be attached without deformation even in a structure having a very large deformation behavior.
  • the concave-convex waterproofing panel can be adhered to the waterproofing base with adhesiveness, thereby obtaining better adhesion.
  • the water may be blocked or absorb the water, thereby forming a waterproof layer to reinforce the waterproof effect.
  • the present invention is not only very economical compared to the conventional technique of installing a unit sheet, applying a coating film waterproofing material, or using a combination of them over the entire surface of the concrete, but also exhibiting excellent pressure resistance, resulting from the thin thickness of the conventional waterproof layer. There is an effect that can solve most problems, such as the reduction of the cross-section of the waterproof layer due to the upper load or the puncture phenomenon of the waterproof layer.
  • the present invention is to provide the optimum waterproof layer performance within the economic range through the limitation of the thickness, the projection height and projection interval, or the coating thickness of the waterproofing material of the uneven molded waterproof panel.
  • the present invention is to form a composite waterproof layer consisting of a double structure of the upper waterproof layer consisting of a polymer-incorporated cement mortar-based waterproofing material or an elastic coating waterproofing material that can be waterproof seamlessly with a concave-shaped waterproofing panel having excellent waterproofing ability, exposure to concrete structures and When applied to non-exposed waterproofing, there are many effects such as having excellent waterproofing ability.
  • FIG. 1 is an exemplary view showing a conventional waterproof method (front adhesive waterproof method)
  • FIG. 2 is an exemplary view showing a conventional partial insulation waterproofing method
  • Figure 3 is an exemplary view showing a conventional insulation waterproofing method (waterproof base material)
  • Figure 4 is an exemplary view showing the configuration of the concave-convex molding waterproof panel according to the present invention
  • FIG. 5 is an exemplary view showing the fixing (fixture) of the present invention uneven molding panel
  • Figure 6 is an exemplary view showing the fixing (adhesive coating film waterproofing material) of the uneven molded waterproof panel of the present invention
  • Figure 7 is an exemplary view showing an installation state (overlapping) of the uneven molded waterproof panel of the present invention
  • FIG. 8 is an exemplary view showing a point of adhesion state of the composite waterproof layer according to the present invention
  • FIG. 9 is an exemplary view showing the configuration of a non-exposed waterproof layer according to the present invention.
  • FIG. 10 is an exemplary view showing the configuration of the ventilation exposure waterproofing layer according to the present invention.
  • Example 11 is an exemplary view showing a test configuration according to Example 2 of the present invention.
  • hole 20 upper waterproof layer
  • Figure 4 is an exemplary view showing the configuration of the concave-convex waterproofing panel according to the present invention
  • Figure 5 is an illustration showing the fixing (fixture) of the concave-convex waterproofing panel according to the present invention
  • Figure 6 is a fixed view of the concave-convex waterproofing panel of the present invention
  • 7 is an exemplary view showing an adhesive coating waterproofing material
  • FIG. 7 is an exemplary view showing an installation state (overlapping) of the concave-convex waterproofing panel of the present invention
  • FIG. 8 is an exemplary view showing an adhesive state of a composite waterproof layer according to the present invention. As shown,
  • the concave-convex waterproof panel 10 includes a flat plate portion 11 made of a sheet or plate, and a plurality of conical or semi-circular protrusions 12 protruding downward from the flat plate portion 11. ,
  • the projection 12 has a hollow inside 13 and has a hole 14 having a diameter of 0.1 mm to 3.0 mm at its lower end, and has a height h of 3.0 mm to 20.0 mm and an inner diameter d of 5.0 mm to 15.0. Mm.
  • the conical or semi-circular projections 12 are continuously formed with a distance L between 1.0 mm and 10.0 mm adjacent thereto.
  • the concave-convex waterproof panel 10 configured as described above may include an ethyl group such as polyethylene, a propyl group such as polypropylene, an ester group such as polyester, or a urethane such as polyurethane. It is made of thermoplastic hard or soft plastic material with urethane) or epoxy group such as epoxy, or made of metal and has a thickness (t) of 0.1mm ⁇ 2.0mm.
  • the protrusions 12 are filled with a waterproof material into the interior 13 forming an empty space, and the hole 14 prevents the formation of an air layer inside the protrusions when the waterproof material is filled, and at the same time, As shown in FIG. 8, it has a function to make point adhesive with the surface of the concrete structure.
  • the hole 14 according to the present invention has a diameter of 0.1 mm to 3.0 mm, and the diameter of such a hole is for facilitating the filling of the waterproofing material filled into the projections or preventing a large amount of detachment. If the diameter of less than 0.1mm, the waterproof material is difficult to fill the inside of the projection without the air layer, if the diameter is more than 3.0mm, a large amount of the waterproof material through the hole is cracking occurs in the waterproof layer.
  • the waterproof material is a polymer mixed cement mortar-based waterproof material or an elastic coating waterproof material.
  • the size limitation for the protrusions 12 of the present invention as described above is to improve the waterproof layer performance, such as pressure resistance, crack resistance, fatigue resistance, if out of the scope according to the present invention, uneven shaped waterproof panel, and The phenomenon that the performance of the composite waterproof layer made of a waterproof material to be applied and filled occurs.
  • the non-exposure waterproofing method and the rooftop ventilation exposure waterproofing method using the uneven-shaped waterproof panel of the present invention configured as described above are as follows.
  • the ventilation exposure and non-exposure waterproofing methods described below are for explaining the waterproofing method using the uneven molded waterproof panel in the present invention, and the present invention is not limited to the exposed waterproofing method and the non-exposed waterproofing method.
  • Figure 9 shows an exemplary view showing the configuration of the non-exposed waterproof layer according to the present invention
  • the present invention is a roof or outer wall of the underground structure buried in the basement is constructed of concrete or PC (Pre-casting Concrete) plate, or the like, or A non-exposed waterproof layer in a roof of a ground structure which is protected by concrete or the like;
  • PC Pre-casting Concrete
  • It includes a composite waterproof layer 60, the uneven molding waterproof panel is integrated, and a protective pressing layer 30 formed by pouring on the composite waterproof layer,
  • the composite waterproof layer 60 is installed by connecting the uneven molded waterproof panel 10 to each other, and the upper waterproof layer 20 is formed by applying a waterproof material to fill the protrusions 13 of the uneven molded waterproof panel.
  • the present invention provides a method for constructing a non-exposed waterproof layer for a crack of a concrete structure or a concrete structure or a joint of a concrete structure;
  • the protective pressing layer forming step of forming a protective pressing layer 30 on the waterproofing layer 60 it is to form a non-exposure waterproof layer which is mechanically strengthened in strength and has excellent durability and economy.
  • the disposing step arranges the plurality of uneven-shaped waterproof panel 10 on the waterproof base 100 of the concrete structure.
  • the uneven shape waterproof panel is preferably made of a plastic material.
  • the connecting step is a step of overlapping and connecting one side uneven waterproofing panel 10a and another uneven waterproofing panel 10b as shown in FIG. 7, overlapping the length or left and right width directions of the uneven waterproofing panel.
  • the width W is about 30.0 mm to 100.0 mm, and the projections of one uneven molded waterproof panel are fitted into the projections of adjacent uneven molded waterproof panels, or are glued and glued together to form a waterproof base (concrete structure surface). Install the concave-convex waterproof panel on the front side.
  • the overlap width (W) is about 30.0mm ⁇ 100.0mm, and fit the projections of the concave-convex waterproofing panel on one side, and fit the projections of the adjacent concave-convex waterproofing panel, or by applying adhesive to glue the waterproofing base ( Concrete structure surface) It is preferable to install so that the concave-convex waterproofing panel is continuous in front.
  • the coating film waterproofing material 50 is a rubber asphalt coating film waterproofing material having sticky adhesiveness and viscous behavior, or a resin coating film waterproofing material having water absorption swelling reactivity such as acrylic, polyvinyl, etc., preferably water absorption swelling reactive resin coating film Use waterproofing material.
  • the waterproofing material is applied to the concave-convex waterproof panel 10 installed on the waterproof base to have a predetermined thickness, thereby forming the upper waterproof layer 20 having a predetermined thickness.
  • the waterproofing material may be a polymer mixed cement mortar-based waterproofing material or an elastic coating waterproofing material.
  • the polymer-blended cement mortar-based waterproofing material is a polymer-blended cement-mortar-based waterproofing material made by mixing a waterproof liquid or powdery polymer or epoxy, cement, silica sand, or sand in a predetermined ratio, and the liquid, powdery polymer is acrylic. , EVA, SBS, SBR, epoxy is one selected.
  • the polymer-incorporated cement mortar-based waterproofing material is a liquid, powdery polymer such as acrylic, EVA, SBS, SBR, epoxy, etc., and cement, silica sand, or sand having a predetermined ratio, that is, P (polymer) / C (cement).
  • Cement mixed with 0.5 to 10% by weight ratio Polymer mixed cement mortar-based waterproof material made by mixing silica sand or sand ratio 1: 0.5 to 3 Spread or spray spray to apply a waterproof layer of a predetermined thickness.
  • the polymer-mixed cement mortar-based waterproofing material formed as described above has good adhesion with the uneven shaped waterproof panel, so that it is easy to form an integrated waterproof layer, does not easily cause cracks, and can give a predetermined elasticity. It can be traced to a degree, and also has the feature of improving the resistance to local compression after filling the protrusions, and it is economical because the price is low.
  • the water-tight surface is coated with a waterproofing material on the top to reinforce the waterproofing, pinholes are not generated in the waterproofing layer without separate grounding.
  • the elastic coating film waterproofing material is synthetic rubber-based coating waterproofing materials, such as urethane, chloroprene of 120 N / mm ⁇ 600 N / mm of an extended length; Synthetic resin coating waterproofing materials such as urea, epoxy and polyester; Asphalt series waterproofing material; It can be used by selecting any one of water-resistant polymers such as urethane, epoxy, acrylic, EVA, etc., and coating film waterproofing material mixed with cement or inorganic powder such as sand or calcium carbonate. Inadequate response to dynamic behaviour, or rising construction costs are uneconomical.
  • the elastic coating waterproofing material may be used in the same series, or if the elastic range of the specified range by varying the degree of elasticity.
  • the inside of the projection of the uneven molded waterproof panel is filled with a coating waterproof material having a better elongation than the stress
  • the upper waterproof layer is filled with a coating waterproof material having a higher stress than the elongation
  • the inside of the protrusion is filled with a coating waterproof material having a higher stress than the elongation.
  • the waterproof layer may form an upper waterproof layer 20 by applying a coating waterproof material having an excellent elongation rate than stress.
  • the upper waterproof layer 20 is formed by an elastic coating waterproof material filled into the projections of the uneven waterproof panel and another elastic coating waterproof material applied to have a predetermined thickness over the flat portion 11 of the uneven waterproof panel.
  • the elastic film waterproofing material filled into the projections is more stressed than another elastic coating waterproofing material applied onto the flat plate portion, and the other elastic coating waterproofing material applied over the flat plate portion has better elongation than the elastic coating waterproofing material filled into the projection part. do or,
  • the elastic film waterproofing material filled into the projections has a higher elongation than another elastic coating waterproofing material applied onto the flat plate portion, and the other elastic coating waterproofing material applied over the flat plate portion has better stress than the elastic film waterproofing material filled into the projections.
  • the upper waterproof layer 20 itself may be formed to have a dual structure.
  • the polymer-incorporated cement mortar-based waterproofing material or elastic coating waterproofing material is filled into the inner void space of the unevenly shaped waterproofing panel projection and coated and cured to have a predetermined thickness from the unevenly shaped waterproofing panel flat part.
  • the polymer-incorporated cement mortar-based waterproofing material or elastic coating waterproofing material is formed by a hole having a diameter of 0.1 mm to 3.0 mm formed at the lower end of the projection of the uneven molded waterproof panel, without forming an air layer into the void inside the projection and without excessive spillage. Will be filled.
  • the upper waterproof layer 20 is cured or cured, and integrated with the uneven molding panel 10, thereby forming a composite waterproof layer 60 made of one. That is, in the composite waterproof layer 60 according to the present invention, the uneven shaped waterproof panel 10 and the upper waterproof layer 20 are integrally formed.
  • the present invention may further add a waterproof reinforcing step of forming a waterproof reinforcing layer 70 by applying a liquid coating waterproofing material such as urethane or the like, or spreading a sheet-like waterproofing material such as rubber asphalt on the curing step.
  • a waterproof reinforcing step of forming a waterproof reinforcing layer 70 by applying a liquid coating waterproofing material such as urethane or the like, or spreading a sheet-like waterproofing material such as rubber asphalt on the curing step.
  • the present invention may further add a step of laying a heat insulating material, such as urethane foam or expanded polystyrene for thermal insulation reinforcement after the curing step.
  • a heat insulating material such as urethane foam or expanded polystyrene for thermal insulation reinforcement after the curing step.
  • the protective pressing layer forming step is to cast a concrete of a predetermined thickness on the waterproof layer 60, or to form a protective pressing layer 30 by placing a pre-casting concrete (P.C) plate or block.
  • P.C pre-casting concrete
  • the present invention made as described above has a protective pressing layer such as slab top or outer wall, or concrete of the underground concrete structure due to the behavior occurring in the cracks or joints, which are essential for the construction of construction structures, and which is constantly subjected to excessive loads.
  • a protective pressing layer such as slab top or outer wall, or concrete of the underground concrete structure due to the behavior occurring in the cracks or joints, which are essential for the construction of construction structures, and which is constantly subjected to excessive loads.
  • Figure 10 shows an exemplary view showing the configuration of the ventilation exposure waterproofing layer according to the present invention, the present invention is a ventilation exposure waterproofing layer and waterproofing method on the roof of the structure;
  • the overlap width (W) is approximately 10.0 mm to 100.0 mm in the length or left and right width directions of the concave-convex waterproof panel 10, and the projection of the concave-convex waterproof panel is adjacent to the projection of the concave-convex waterproof panel.
  • the concave-convex waterproof panel is bent to a predetermined radius of curvature to fix the upper end to the vertical wall surface 110.
  • the present invention in the ventilation exposure waterproofing layer and waterproofing method on the roof of the structure;
  • the sheet-like or plate-shaped concave-shaped waterproof panel made of soft or hard resin having a conical or semi-circular protrusion, or a metal plate having a hollow inside, overlapping, spreading, fin or iron, etc.
  • glue glue
  • the uneven molded waterproof panel close to the vertical wall surface is bent to a predetermined radius of curvature to fix the upper end portion to the vertical wall surface with a fixing pin or a fixture such as a metal, thereby eliminating the vaporized expansion pressure of water contained in the waterproof base surface from the vertical wall surface.
  • an elastic liquid coating film waterproofing material such as urethane and the like is applied, and finally, by applying a known surface protective material capable of blocking heat or ultraviolet rays, the exposed waterproof layer of a concrete structure having breathability can be formed.
  • polymer-blended cement mortar-based waterproofing material and the elastic coating waterproofing material are the polymer-blended cement-mortar-based waterproofing material and the elastic coating waterproofing material described in the above-mentioned non-exposed waterproofing layer.
  • test specimens having an inner diameter of the projection space surface of 5 mm were used as the representative test specimens. Cut 6 sets (1 set of 4 pieces) so that it becomes cm x 30 cm, and then apply the acrylic water-soluble polymer mixed waterproofing material to the remaining 3 sheets except one of them.
  • the test body was coated and cured so that the thickness (t) was 2.0 mm and 5.0 mm from the panel, respectively.
  • the pressure gauge was pressurized at the rate of / min and the pressure gauge was 0.1Tonf, 0.5Tonf, 1.0Tonf, 5.0Tonf, 10.0Tonf, 50.0Tonf, 75.0Tonf, 100.0Tonff.
  • the test body having the inner diameter of the protruding space surface was 5 mm as the representative test body, and the spacing between the protruding spaces was 1.0 mm (spacing between the conical protrusion ends 6.0 mm) and 5.0 mm (spacing between the conical protrusion ends). 10.0 mm), 10.0 mm (15.0 mm spacing between the ends of the conical projections), and the thickness and width of each unevenly shaped waterproof panel with projection heights of 5.0 mm and 10.0 mm, respectively, for each standard.
  • the narrower the gap between the end portions of the projections (the gap between the projection spaces), or the thicker the thickness t of the uneven molded waterproof panel, or the higher the projection height
  • the crack width is larger than 10.0 mm. Even if the deformation of the uneven molded plastic-based waterproof material is within about 4.0mm, it can be seen that the base concrete surface and the end of the projection are joined by a point.
  • the width of the butt gap of the lower concrete was 0.0 mm to 0.5 mm, 0.0 mm to 1.0 mm, 0.0 mm to 2.0 mm, 0.0 mm to 5.0 mm and 0.0 mm to 5 minutes apart, respectively.
  • the test device was electrically operated to reciprocate between 10.0mm width and 2,000 times repeated tensile strain (fatigue) test was performed, and defects such as breaking of molded waterproof material with irregularities occurred, the test was stopped and repeated The results are shown in [Table 7] to [Table 9].
  • Protrusions of the uneven molded waterproof panel having an inner diameter of 5 mm for the projection space surface, a gap of 1.0 mm between the adjacent projection spaces, and a thickness of 0.1 mm, 0.5 mm, 1.0 mm for the uneven molded waterproof panel, and 5.0 mm for the raised height, respectively
  • At least 5 bar in the area where the water pressure is expected to be more than 5 bar (approximately 5.1kgf / cm2) (typically about 50M or more underground) and at least about 30.0mm in the overlap width is designed. It can be seen that it is preferable.
  • the projection end of the uneven molded plastic-based waterproof material having a thickness of 0.1 mm, an inner diameter of the projection space 5 mm, an interval between adjacent projection spaces of 1.0 mm and a projection height of 6.0 mm
  • a water-soluble acrylic polymer mixed waterproofing material or a commercially available coating waterproofing material (liquid urethane-based coating film) is formed inside the protrusions of the uneven molded waterproof panel with holes 0.1 mm, 0.5 mm, 1.0 mm, 1.5 mm, 2.0 mm, and 3.0 mm in diameter.
  • a test was performed to fill the space by pouring the waterproofing material.
  • the waterproofing material was poured in the same manner by using a concave-convex molded waterproof panel that is not perforated for comparison, and the results are shown in [Table 12].
  • the water-soluble acrylic polymer mixed waterproofing material could not fill the entire space, but the state of the cured waterproofing layer was relatively good, whereas the liquid urethane coating waterproofing material could fill the entire space.
  • an air layer was formed between the bottom of the projection space and the waterproof layer, so that the water-soluble acrylic polymer mixed waterproofing material and the liquid urethane-based waterproof film could not fill the space.
  • the projections In order to check the pressure resistance of the composite waterproof layer formed by the projections and recesses waterproof panel and the elastic coating waterproofing material, the projections have waterproof surface inside diameter of 5 mm, thickness 0.5 mm, protrusion height 5.0 mm, and gap between projection spaces 2.5 mm.
  • the sheet was made plain and each test piece was pressed.
  • the pressure gauge was 5.0 Ton ⁇ f by pressing the test piece at a speed of 10 mm / min using a 500 ton compressive strength tester equipped with a steel pressure plate (30cm ⁇ 30cm).
  • 200.0 Ton ⁇ f Deformation amount (protrusion height deformation amount, mm) of the uneven molded waterproof panel was measured, and the test was carried out by pressing again, and the results are shown in [Table 13].
  • Example 1 For comparison with the pressure resistance of the composite waterproof layer between the uneven molded waterproof panel with the projection and the elastic coating waterproofing material, the same type of urethane rubber-based waterproofing material used in Example 1 was manufactured and cured to a thickness of 3 mm, which is a general waterproofing material. Using the resultant (display 3.0) as a test body, the test was carried out in the same manner as in the test method in Example 6, and the results are shown in comparison with Table 13.
  • the thickness is about 10 mm
  • the width is 100 mm
  • the length is two concrete forming plates manufactured to have a thickness of 50 mm are placed on top of each other on a test apparatus that is capable of horizontally repeatable operation (total length of 100 cm), and the surface inner diameter of the protrusion used in Example 6 above.
  • the four kinds of coating film waterproofing materials (urethane rubber type 1, type 2, acrylic rubber and polyurea resin) defined in KS F 3211 used in Example 6 were filled only with the inner space of the protrusion ( 0) or all the spaces are filled and the thickness t is applied from the uneven molded panel so that the thickness t is 2.0 mm (2.0) and 5.0 mm (5.0), respectively.
  • the test equipment was electrically operated to reciprocate between 10.0 mm, 0.0-15.0 mm, 0.0-20.0 mm, 0.0-30.0 mm, and 0.0-40.0 mm width, and 2,000 repeated tensile strains at a speed of 2 minutes each. Fatigue) Tests were performed and defects such as breakage of the test body or dropping of the lower point adhesive parts (five protruding parts on each side centered on butt joints) occurred, and the number of repeated tests was recorded. It is shown in [Table 14].
  • Example 7 For comparison according to Example 7, a first class of urethane rubber-based waterproofing material of the same type as used in Example 7 was used, with the same size (100 cm x 100 cm) on the butt concrete molding plate according to Example 7, The test was carried out in the same manner as in the test method of Example 7 using the product prepared by coating in mm and cured (indication 3.0), and the results are shown in [Table 14] in comparison.
  • polyurea resin having excellent tensile stress is more advantageous in terms of fatigue resistance, which is an elastic coating film having the same elongation (strain).
  • strain an elastic coating film having the same elongation
  • Example 6 Surface of the projection used in Example 6 to check the resistance against the vertical vibration load caused by driving of the vehicle or the walking of a large number of people of the composite waterproof layer consisting of the projections and protrusions waterproof panel and the elastic coating waterproofing material Twelve pieces were cut out to have a size of 30cm ⁇ 30cm, with a concave-shaped waterproof panel having an inner diameter of 5 mm, a thickness of 0.5 mm, a protrusion height of 5.0 mm, and a gap of 2.5 mm between protrusion spaces, and restrained at the bottom of the test apparatus. Put on urethane rubber type 1 and 2, acrylic rubber type and polyurea resin coating film waterproofing material used in Example 6 and put it on the concrete molding plate of 30cm ⁇ 30cm size.
  • the steel pressure plate (30 cm x 30 cm) of the test apparatus used was bonded with epoxy adhesive, and the pressure plate was 100.0 Ton ⁇ f at a speed of 100 mm / min with a compressive strength tester of 500 tons of maximum load. 1 mm, 2 mm, and 3 mm above the initial height of the specimen (5 mm of protrusion height of the panel + 0-5 mm of thickness of the upper waterproof layer) in the opposite (upper) direction at a rate of 100 mm / min. 50 mm, 4 mm and 5 mm heights were stretched 50 times for each tensile height, and the results were shown in [Table 15].
  • urethane rubber type 1> urethane rubber type 2> poly Urea resin type> acrylic rubber type, or tensile strength (N / mm, T p T B x (L-20), T p : tensile strength (N / mm), T B : tensile strength (N / mm 2), L: It is understood that the response to vertical vibration is good at 280 or more> 280 or more> 900 or more> 120 or more, based on the distance between marks in breaking).
  • the test body was sized as a representative test body, as in Example 3, that is, the concave-convex molding panel having a surface inner diameter of 5 mm, a thickness of 0.5 mm, a protrusion height of 5.0 mm, and a gap of 2.5 mm between protrusion spaces was used as a representative test body. 12 pieces are cut out to be 30 cm ⁇ 30 cm, and placed on a concrete molding plate having a size of 30 cm ⁇ 30 cm, and the urethane rubber type 1 and 2, acrylic rubber type and polyurea resin coating film waterproofing material is formed only in the inner space.
  • test results of [Table 16] in the case of the test body filled with the elastic coating waterproofing material, it was found that most of the test specimens had a drop (destructive) deformation of the point adhesive interface of only about 3.0 to 5.0 mm. It was found that it can be applied in the environment where the occurrence is expected.
  • the coating waterproof material having excellent tensile strength is advantageous, but the horizontal behavior, the vertical vibration behavior and the shear behavior are the properties of both stress and deformation rather than biasing to unilateral properties such as stress or deformation. It can be seen that it depends on the physical quantity, that is, based on the physical quantity that can handle the tensile strength and deformation together, namely the tensile strength (N / mm) as a value that satisfies the above performance 120 N / mm or more, although it can be in the range of 900 N / mm or less, if the test results of the urethane rubber-based first and second class is a universal value that satisfies most performance, the material cost of the urea resin coating waterproofing material of more than 900N / mm Considering that it is about 2 times or more than the urethane rubber type 1, about 3 times or more than the urethane rubber type 2, and about 1.5 times or more that the acrylic rubber type, Therefore,

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Abstract

La présente invention concerne un panneau imperméable à l'eau à surface irrégulière présentant une saillie creuse pour l'imperméabilisation à l'eau, ainsi qu'une construction imperméabilisante mettant en œuvre ledit panneau. Ledit panneau imperméable à l'eau à surface irrégulière comprend une couche d'imperméabilisation complexe constituée par une saillie creuse formée sur ledit panneau pour empêcher la fissuration d'une fondation imperméabilisante ou l'endommagement d'une couche d'imperméabilisation du fait du comportement d'un joint, tout en assurant la perméabilité à l'air. L'invention concerne en outre une construction imperméabilisante mettant en œuvre ledit panneau. La construction imperméabilisante exposée ou non exposée par rapport à la structure de béton et fabriquée selon les étapes consistant à : former une couche d'imperméabilisation complexe dans laquelle des panneaux imperméables à surface irrégulière sont intégrés à la surface de la structure de béton. Ladite couche d'imperméabilisation complexe est formée en fixant les uns aux autres les panneaux imperméables à l'eau à surface irrégulière ; et appliquer un matériau imperméabilisant de façon à remplir l'intérieur de la saillie de chacun des panneaux imperméables à l'eau à surface irrégulière afin de former une couche supérieure imperméable. Chacun desdits panneaux imperméables à l'eau à surface irrégulière comprend une partie plane en forme de feuille ou de plaque et une pluralité de saillies creuses de forme conique ou semi-circulaire et s'étendant vers le bas à partir de la partie plane.
PCT/KR2012/006903 2011-11-17 2012-08-29 Panneau imperméable à l'eau à surface irrégulière présentant une saillie creuse pour l'imperméabilisation à l'eau et construction imperméabilisante mettant en œuvre ledit panneau WO2013073765A1 (fr)

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JP2014529607A JP2014526623A (ja) 2011-11-17 2012-08-29 内部が空いている突起を有する防水用凹凸成形防水パネル及びそれを用いた防水工法
US14/348,915 US20140242330A1 (en) 2011-11-17 2012-08-29 Irregularly formed waterproof panel having hollow protrusion for waterproofing, and waterproofing construction using same

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KR1020110119917A KR101146314B1 (ko) 2011-11-17 2011-11-17 돌기가 있는 단열방수패널과 내부가 비어 있는 돌기를 가진 요철성형 방수재를 이용한 통기단열방수공법
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