CN1239730A - Double waterproof materials of asphalt mastic spread film and sheet on concrete structure and its working method - Google Patents
Double waterproof materials of asphalt mastic spread film and sheet on concrete structure and its working method Download PDFInfo
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- CN1239730A CN1239730A CN99109085A CN99109085A CN1239730A CN 1239730 A CN1239730 A CN 1239730A CN 99109085 A CN99109085 A CN 99109085A CN 99109085 A CN99109085 A CN 99109085A CN 1239730 A CN1239730 A CN 1239730A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/162—Cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/022—Non-woven fabric
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/24—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer not being coherent before laminating, e.g. made up from granular material sprinkled onto a substrate
- B32B2037/243—Coating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/042—Bituminous or tarry substance
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0253—Polyolefin fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2395/00—Bituminous material, e.g. tar, asphalt
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Abstract
A double-layer waterproof material such as a spreading film and board obtained by simply sticking a waterproof board to a principal part, and a construction method thereof, with a permanent waterproof performance, are disclosed. The waterproof board is obtained by combining a bitumastic spreading film material with a non-woven polyester macrofiber. The construction method comprises steps of: spreading a bitumastic at a matrix surface; setting a waterproof board at the bitumastic; performing a double-layer superposition of waterproof board thereon and connecting the jointing parts; tamping and impacting concrete thereon to achieve a perfect waterproof performance.
Description
The present invention relates to the asphalt sand mastic spread film in the concrete structure and the double-deck water-proof material and the constructional method thereof of plate, the roof of concrete structure, the top surface in parking lot, outer wall of basement wall surface or underground cavity pocket etc. can be realized effective waterproof; Particularly, relate to double-deck water-proof material and constructional method thereof at a concrete structure medium pitch sand glue spread film and plate, wherein by using water-proof material for example asphalt sand mastic spread film and plate, promptly by sprawling on the body at concrete, form one and have the powerful clinging power and the waterproof layer of elastic asphalt sand mastic spread film, therefore, the resistibility that keeps the opposing concrete rupture, and by simple engineering construction, anti-fully sealing or moisture penetrate in the body structure surface, thereby make double-deck waterproof maximizing efficiency.
Usually, on the roof that is used for a concrete structure, the top surface in parking lot in the waterproof construction method of outer wall of basement wall surface or underground cavity pocket etc., has used 8 layers of waterproof construction method of a kind of traditional pitch.By using the water-proof material of making by synthesized polymer inorganic fibre etc. to carry out the construction of one deck structure, thereby realize 8 layers of waterproof construction method of pitch, this water-proof material has the solid brown pitch that obtains from the petroleum chemistry field, bituminous carpet and pitch are puted up a house topping material as its main component.This constructional method comprises that step has: the surface treatment of main body is become drying regime; The order of enforcement is thereon successively sprawled the operation of layer, brown pitch and bituminous carpet; Sprawl brown pitch, pitch put up a house topping material and brown pitch more thereon; The mortar of coating protection thereon; Compacting compresses concrete as finishing process then.
This 8 layers of traditional waterproof construction method have the high waterproof reliability based on high-level efficiency waterproof, weather resistance and water resistance, and this is because by the accumulation layer structure, and is thicker as the spread film of waterproof layer.Meanwhile, in this method, solid brown pitch needs heating and melting at high temperature, because accumulation layer structure, the construction technology that also causes a kind of complexity, and extraordinary operating technique is brought higher manpower expense, because heating work has at high temperature brought high risk and because smoke and smell causes serious environmental to be polluted.And be easy to cause the phenomenon that gets loose of seam portion and adhesion section, and because to the susceptibility of temperature variation, thereby at low temperatures, waterproof layer ftractures easily.And, not only taking place to be difficult to find defect part under some problem conditions, like this, because bigger maintenance area, thereby need a lot of maintenance costs, and consider rainy season, thereby the duration is very long.
In order to solve these defectives of 8 layers of waterproof construction method, in a kind of improved asphalt plank waterproof construction method shown in Figure 1, synthetic resins for example nonwoven polyester fiber or polypropylene fabric fiber etc. is used as a kind of center reinforcement material, two surface adheres to the asphalt mixture of uniform thickness, its upper surface and fine sand or polyethylene film adhere to, its basal surface adheres to polyethylene film with adhesion property or silicon peeling film, thereby formation itself has the roll type water board of clinging power.In its constructional method; developed a kind of preparation process of surface treatment, so that on the surface of parent, layer, peeling film are sprawled in the coating of a side surface of slave plate; so that adhere to the surface of parent and a kind of technology of waterproofing protection mortar by the clinging power of plate itself.
Yet this constructional method need reach a kind of connection precision, because many seam portion are arranged, even particularly after asphalt primer is sprawled, panel material adheres on it, owing to die down with the actual stick power of main body, therefore produces the phenomenon that gets loose.And, by using vent-pipe, melt joint thereby form the wide heat of about 10cm in seam portion, the normal defective that produces on the plate seam portion is difficult to guarantee waterproof effect in seam portion so like this.Taking place under the situation of defective, the current of seepage are drawn in the vulnerable area of concrete structure under the plate waterproof layer, and for example therefore crack etc. is difficult to find its defective occurrence positions, and needs a large amount of maintenance costs.And, must in this way tamp as the protection mortar of fish tail and waterproof layer, uneconomical like this, and when carrying out outside construction, need a few thing space, and in a breastwork waterproof construction, the fluid waterproof construction should be carried out in its inboard.
In a kind of constructional method of double-deck water board, this bilayer water board constructional method has been implemented the above-mentioned improved superimposed asphalt plank waterproof construction method of individual layer that is, and double-deck water board is set, and the dielectric vinyl as protective layer is arranged in wherein then.By using spray gun, to adhering to the whole plate surface heating on the concrete structural surface, so that implement this double-deck waterproof method of improved asphalt waterproofing plate.Promptly, in this constructional method, melt adhesion process by the heat that manpower is implemented between plate and the concrete surface, therefore, make that being difficult to handle equably heat on whole surface melts tackiness agent, and under the situation that the waterproof defective takes place, because below the current entering plate waterproof layer of seepage, therefore produced many sticking problems between plate, these problems also cause being difficult to carry out defect mending.Because the construction of the bilayer of water board, this constructional method also causes lot of materials loss and personal expenditures.
In addition, have in the tar urethanum spread film waterproof construction method of spread film material of elastic caoutchouc composition in use, this composition is by mixing refined tar and polyurethane resin obtaining as organic polymer materials, and therefore, its construction costs is higher, because its main raw and hardened material make a distinction, therefore in its mixture, it is noted that and, this has very major injury to human body, owing to use organic mixture, there are the misgivings of presence of fire again.
In above-mentioned all concrete water-proof materials; a kind of inconvenience is arranged; be that it must need a kind of fish tail and waterproof layer that uses the protection mortar; and before the construction of waterproof layer; after leveling mortar or the metal trowel finishing of wiping one's face by bottoming prepared surface treatment, complete drying was answered on the preparation surface that it is used for applying.
Therefore, a main purpose of the present invention is, in order to give public structure example such as roof, vault parking lot top surface, the underground external wall wall, subway, underpass, cavitys etc. are done waterproof, be provided at asphalt sand mastic spread film and a plate and a constructional method thereof on the concrete structure, utilize this double-deck water-proof material as asphalt sand mastic spread film and plate, promptly cool off operating technique by the cooling constructional method, can form waterproof layer simply thereon, it can prevent sealing and moisture infiltration, be subjected to the influence of alkalescence or acid material never, has higher constant tension force, elasticity and weather resistance, and keep permanent waterproof effect by resisting concrete rupture.
Another object of the present invention provides the double-deck water-proof material that uses for example asphalt sand mastic spread film and plate and constructional method thereof in a concrete structure, even wherein in the part that is difficult to construction, utilize the present invention also can be easy to construction, a situation arises because construction causes defective because of carelessness down, find that part appears in defective and this defective of maintenance becomes very simple, but also can construct in the winter time.
Another purpose of the present invention provides the double-deck water-proof material that uses for example asphalt sand mastic spread film and plate and constructional method thereof in a concrete structure; wherein do not use the protection mortar to come as the protection waterproof layer; just can tamp and compress concrete; therefore can reduce the quantity of working procedure, obtain the effect that construction costs reduces and the duration shortens.
For realizing purpose of the present invention, be provided at the double-deck water-proof material that uses in the concrete structure for example asphalt sand mastic spread film and plate and constructional method thereof, wherein from the gel asphalt sand mastic spread film water-proof material in petroleum pitch field and water board in conjunction with obtaining double-deck water-proof material.In the spread film water-proof material, asphalt mixture is as main raw, and a kind of the dosing in its main raw in the synthetic resins in synthetic rubber binder and isobutyl-and poly-isobutyl-field, and natural mineral and Mierocrystalline cellulose inorganic filler are also dosed in the main raw this then material gels; Therefore obtain the gel asphalt sand mastic spread film water-proof material in petroleum pitch field.In order to obtain water board, the rubber asphalt mixture material is sprawled a constant thickness on two surfaces of synthetic resins, on the water board upper surface, adheres to polyethylene film or fine-fibered, on the water board lower surface, adheres to the nonwoven polyester macrofiber; Thereby formation water board.
In the present invention, the constructional method of this asphalt sand mastic spread film and plate comprises that step has: sprawl layer on the surface of construction parent, and apply the asphalt sand mastic as initial spread film water-proof material of a constant thickness; On initial bitumen sand glue, place water board; On a side of water board, sprawl the asphalt sand mastic of 10cm, and double-layered thereon water board, and the seam portion of water board is connected; And compress concrete by compacting and carry out final finishing process.
Below with reference to the explanation of accompanying drawing by preferred embodiment, above and other objects of the present invention and characteristics will be clearer, wherein:
Fig. 1 be based on prior art the structural map of modified asphalt waterproof plate, this number in the figure 1-5 represents fine sand/polyethylene film respectively; S.B.S. modifying asphalt; Synthetic resins; S.B.S. modifying asphalt; Polyethylene film/peeling film;
Fig. 2 is according to the present invention, and in a concrete structure, for the double-deck waterproof construction method that uses asphalt sand mastic spread film and plate, at the construction synoptic diagram of plate seam portion, this number in the figure 1-7 represents water sand glue respectively; Water board; Water sand glue; Water board; Water sand glue; Asphalt primer; Concrete slab;
Fig. 3 is in one embodiment of the present of invention, and as the structure skeleton view of the water board of the spread film of major portion, this number in the figure 1-5 represents polyethylene film/fine sand respectively; Asphalt mixture; Synthetic resins; Asphalt mixture; The nonwoven polyester macrofiber;
Fig. 4 is to use the double-deck waterproof construction method of asphalt sand mastic spread film of the present invention and plate to be applied to synoptic diagram on the perpendicular walls of a structure, and this number in the figure 1-4 represents respectively and compresses the concrete compacting; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; Concrete slab;
Fig. 5 is to use the double-deck waterproof construction method of asphalt sand mastic spread film of the present invention and plate to be applied to synoptic diagram on revetment part of this structure, and this number in the figure 1-5 represents respectively and compresses the concrete compacting; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; Concrete slab;
Fig. 6 A and 6B are to use the double-deck waterproof construction method of asphalt sand mastic spread film of the present invention and plate to be applied to synoptic diagram on dilatation seams part of this structure, and label 1-9 represents respectively and compresses the concrete compacting among Fig. 6 A; Sand glue waterproof; Water sand glue (sclerosis), spread film waterproof reinforced (filling); The supporting measure; The joint weighting agent; Compress the concrete compacting; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; Concrete slab; Label 1-5 represents the compacted concrete compacting respectively among Fig. 6 B; Sand glue waterproof; Water sand glue (sclerosis), spread film waterproof reinforced (filling); The supporting measure; The joint weighting agent;
Fig. 7 is to use the double-deck waterproof construction method of asphalt sand mastic spread film of the present invention and plate to be applied to the synoptic diagram of the drain outlet on the roof of this structure, and this number in the figure 1-7 represents respectively and compresses the concrete compacting; Sand glue waterproof; Water sand glue (sclerosis), spread film waterproof reinforced (filling); Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; Concrete slab; The dipping mortar; Water sand glue (sclerosis), spread film waterproof reinforced (filling);
Fig. 8 is to use the double-deck waterproof construction method of asphalt sand mastic spread film of the present invention and plate to be applied to synoptic diagram on the top surface in a parking lot in this structure, and this number in the figure 1-10 represents respectively and compresses the concrete compacting; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; Concrete slab; Rammed concrete on body of wall; The surface of wall arrangement; Sand glue waterproof; The dipping mortar; Cement brick assembles;
Fig. 9 is to use the double-deck waterproof construction method of asphalt sand mastic spread film of the present invention and plate to be applied to synoptic diagram on the exterior wall of vault of this structure, and this number in the figure 1-13 represents respectively and compresses the concrete compacting; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; Concrete slab; Rammed concrete on body of wall; The surface dressing of body of wall; Sand glue waterproof; Waterproof layer, protecting materials (T=50); Bottom concrete compacting; THK30 protects mortar; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; The compacting of sacrifice concrete;
Figure 10 is to use the double-deck waterproof construction method of asphalt sand mastic spread film of the present invention and plate to be applied to the synoptic diagram of a cavity in this concrete structure, and this number in the figure 1-12 represents THK30 protection mortar respectively; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; The compacting of sacrifice concrete; THK30 waterproofing protection material; Sand glue waterproof; The walls concrete surface dressing; Bottom concrete compacting; THK30 protects mortar; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; The compacting of sacrifice concrete; Label 13 representative pipes;
Figure 11 is to use the double-deck waterproof construction method of asphalt sand mastic spread film of the present invention and plate to be applied to the synoptic diagram of a underpass, and this number in the figure 1-12 represents THK30 protection mortar respectively; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; Concrete slab; THK30 waterproofing protection material; Sand glue waterproof; The concrete surface arrangement of body of wall; Bottom concrete compacting; THK30 protects mortar; Sand glue waterproof; Leveling mortar or the finishing of metal trowel of wiping one's face feels secure; The THK100 base concrete; With
Figure 12 is the skeleton view of the structure of water board according to another embodiment of the invention, and this number in the figure 1-3 represents polyethylene film/fine sand respectively; Polypropylene coating; The nonwoven polyester macrofiber.
Describe the present invention in detail referring to accompanying drawing.
According to the present invention, in a concrete structure, the double-deck water-proof material of asphalt sand mastic spread film and plate and constructional method thereof utilize a kind of simple structure to reach significant waterproof effect.
Shown in Fig. 2 and 3, in the double-deck water-proof material of asphalt sand mastic spread film of the present invention and plate, at first, in order to obtain asphalt sand mastic, asphalt mixture for example fluxed asphalt and brown pitch and has the synthetic rubber binder of remarkable elasticity and sticking power as main raw, and as dosing in the asphalt mixture in the isobutyl-field of strong adhesive and the synthetic resins in extraordinary inorganic filler field, mix then, obtain being the asphalt sand mastic of gel state like this.This asphalt sand mastic is as the spread film water-proof material in gel petroleum pitch field.
Then, in order to obtain water board, the asphalt mixture material spreads on two surfaces of synthetic resins with a fixed thickness, then, at the upper surface of water board, be stained with in polyethylene film and the fine sand any one, at the lower surface of water board, be stained with the nonwoven polyester macrofiber; Formed water board like this.
Above-mentioned spread film water-proof material and water board combination, thus double-deck water-proof material of the present invention obtained.
Wherein, a feature is arranged, promptly the above-mentioned asphalt sand mastic spread film water-proof material in petroleum pitch field both can be used as the tackiness agent between water board and the concrete surface, also can be used as asphalt sand mastic spread film water-proof material.
As main water-proof material of the present invention, the asphalt sand mastic spread film water-proof material in petroleum pitch field comprises following ingredients:
1) for example fluxed asphalt and brown asphalt mixture of asphalt mixture
2) synthetic rubber binder
3) for example fibrous magnesium silicate and modified cellulose fibre of natural mineral fiber
4) synthetic resins in isobutyl-and poly-isobutyl-field
5) Zinic stearas
6) thinner
7) for example dispersing material and oxidation-resistant material of other compound
The proportioning of the main raw of the spread film water-proof material in petroleum pitch of the present invention field is as follows:
Material mixture ratio (content unit: weight %)
| The kind title material | Water sand glue (I) (use summer) | Water sand glue (II) (spring and autumn are used) | Water sand glue (III) (use winter) |
| Asphalt mixture | ????60-70 | ?????60-70 | ????70-80 |
| The synthetic rubber adhesive solution | ?????5-10 | ??????2-7 | ?????3-5 |
| Natural mineral fiber (fibrous magnesium silicate) | ????12-22 | ?????10-15 | ?????5-12 |
| The synthetic resins in isobutyl-field | ?????5-10 | ??????5-10 | ?????3-8 |
| Zinic stearas | ????0.4-1 | ?????0.4-1 | ????0.4-1 |
| Disperse and stable material | ????0.2-0.5 | ?????0.2-0.5 | ????0.2-0.5 |
In above-mentioned asphalt mixture, the pitch solids is greater than 70%, and solvent accounts for 25%, and other mixture is less than 5%.
As the physical properties of the asphalt sand mastic of the pitch spread film material in petroleum pitch field shown in following table (table 1):
[table 1]
| Subitem/test event | Unit | Testing method | Testing standard | | Remarks | |
| 1 ℃ of 60 ℃ of of persistence | ASTM?d-2822 | Never degenerate or bubble occurs | Common | |||
| 1 ℃ of 0 ℃ of of flexibility | ASTM?D-2822 | Never break or disconnect | Common | |||
| Lime powder (720 ℃) | ??％ | ASTM?D-2822 | ????15-45 | ???18.5 | ||
| The non-volatility material | ??％ | ASTM?D-2822 | Surpass 70 | ????80 | ||
| Absorbed dose | ??％ | ASTM?D-2822 | Below 1 | ????0.05 |
As the asphalt sand mastic of the pitch spread film material in petroleum pitch field according to following described manufacturing.
At first, asphalt mixture is fluxed asphalt or brown pitch for example, and the synthetic resins in the synthetic rubber binder of fluid state and isobutyl-field at first mixed 30 to 60 minutes, so that thorough mixing.
After starting material mix, powdered Zinic stearas and mineral material fiber powder successive add wherein and mix, and alternately mix 30 to 60 minutes, so that powdered granule disperse fully, the viscosity of the upper and lower of mixing vessel and admixture are stable, thereby produce the asphalt sand mastic of gel state.
The asphalt sand mastic spread film water-proof material in the petroleum pitch field of making not is clinging power and significant elasticity and the flexibility by brute force, hardening fully on the whole parent surface of concrete, stone material and timber and metal etc.Therefore, even on the parent surface, break etc., asphalt sand mastic infiltrates in its part of breaking, form a kind of successive waterproof membrane of similar no seam portion, anti-like this sealing or moisture infiltration, and be subjected to the injury of alkalescence or oxidation material never, like this, formed the significantly waterproof layer of waterproof with excellent durability.
Expression in the test result of the asphalt sand mastic of the present invention subordinate list 1 below, this test result is obtained by Korea S instrument petroleum chemistry testing research center.
[subordinate list 1]
| Test event | Standard value | Test result | Note | ||
| Asphalt sand mastic #3000 | Asphalt sand mastic #5000 (sclerotic type) | ||||
| Low- | 1 ℃ of 0 , 24 hours | Never generation is broken and is disconnected | Common | QA criteria | |
| -10 ℃, 30 minutes | Common | ||||
| Thermotolerance (1 ℃ of 60 , 24 hours) | Never produce the phenomenon that gets loose | Common | |||
| Dry test (20 ℃, 2mm sprawls, the time) | ????- | In 8 hours | ????-???? | ||
| Proportion (20/20 ℃) | Surpass 1000 | Surpass 1.020 | ???1.014 | ??KSM-3705 | |
| Absorbed dose (24 hours, g) | 0.6 below | 0.6 below | ???0.31 | ??KSF-2451 | |
| Lime powder (weight %) | More than 15 to below 30 | More than 20 to below 45 | ???18.5 | ??KSM-3704 | |
| Solid-state powder (105 ℃, 3 hours, weight %) | Surpass 70 | Surpass 80 | ???80.4 | ??KSM-3705 | |
In conclusion based on above-mentioned test result, according to concrete intensity, 200 or 300, sand glue is sprawled 2-3mm, then at-10 ℃ to+30 ℃, at flow phenomenon, disconnect, break and shrinkage phenomenon, press the independent process test.In this test result, flow phenomenon had not both appearred, and also do not disconnect or break or shrinkage phenomenon.And, after concrete is in optional state of rupture, in the test result of a detection water infiltration state, do not find seepage.And, be in the test result of state of rupture at concrete, do not find to disconnect, get loose or break/flow phenomenon.
Do not breaking and occurring under the disruptive situation, in the test result based on each intensity and temperature, after mortar was sprawled, the seepage of test water found that seepage can not take place.In the coolings test of+60 ℃ and-10 ℃, the expansion of asphalt sand mastic, disconnect, break and swell also not generation of phenomenon.
In the test result based on the chemically-resistant goods, asphalt sand mastic is at 5% sal epsom MgSO
4Solution in submergence 5 days, its weight rate is 0.08%, and asphalt sand mastic is at 3% calcium chloride CaCl
2Solution in submergence 3 days, its weight rate is 0.09%.That is, this result shows to have remarkable performance aspect the chemically-resistant goods.
The seepage and the cooling test result of carrying out based on the variation of concrete strength and temperature etc. show, asphalt sand mastic for sampling, under the tackiness agent state, its physical properties does not change, and this explanation asphalt sand mastic is a kind of superior prod as the spread film material.
And, with the synthetic resins of asphalt sand mastic spread film water-proof material bonded water board, adopted in fabric polypropylene fibre and the nonwoven polyester fiber any one.Two lip-deep asphalt mixtures that spread over this synthetic resins are formed by modified SBS (styrene-butadiene-styrene) asphalt mixture, with the APP (Atactic Polypropelene) of pitch or modification when asphalt mixture mixes, this SBS asphalt mixture has splendid mixed characteristic, and has high heat resistance and ageing resistance when mixing with pitch.
For splendid weather resistance and bigger tension force are provided, with the lower surface adherent nonwoven polyester macrofiber of water board at least greater than 100g/ square metre, so asphalt sand mastic is easy to infiltrate wherein.Water board with this structure is made reel shape usually, so that be arranged in simply on the asphalt sand mastic spread film water-proof material.
Different with general water board, water board of the present invention on its lower surface, promptly with the adherent surface of asphalt sand mastic spread film water-proof material on, have the nonwoven polyester macrofiber.The lip-deep asphalt sand mastic spread film water-proof material dipping that spreads over concrete main body enters this non-woven fibre, make bonding effect the best like this, even simultaneously when tamping compresses concrete, also can prevent the pushing phenomenon of plate, and can prevent to be in the flowing of asphalt sand mastic spread film water-proof material of gel state.
Referring to Fig. 2, the method for carrying out waterproof construction on the bottom surface is described below, this method has been used the asphalt sand mastic spread film water-proof material and the water board in the petroleum pitch field with said structure.
In waterproof construction, the surface of a construction concrete parent is at first treated so that reach cleaning and smooth, does not promptly have the outstanding of wire or nail etc.By using metal trowel or the bottoming leveling mortar of wiping one's face, sunk part is able to smooth, has therefore removed soil, dust and sand etc.Then, at vulnerable area, for example connection portion between the seam portion of road concrete, water discharging part, bottom surface and the body of wall, bight, pipe jointing part etc., it is thick that the asphalt sand mastic spread film water-proof material that is sclerotic type is sprawled into 2-3mm, with as reinforcement material.Then, sprawl 0.4 liter/square metre asphalt primer thereon, the asphalt sand mastic that is gel state is sprawled into about 2mm thick, and 2kg/ square metre, with as initial spread film water-proof material.
The above-mentioned work of sprawling can be omitted, because spread on the bottom surface with gel state as the asphalt sand mastic of initial spread film water-proof material, and forms complete adherent state with concrete main body.
By using a kind of sawtooth trowel, from lower position to a upper position, form the width that asphalt sand mastic is sprawled into water board of sprawling of initial spread film waterproof layer, and the about 2mm of thickness.
Then, the water board that curls with the reel form paves on the asphalt sand mastic spread film water-proof material of initially sprawling, and a top surface of plate is gently pressed by a roller.
On the seam portion between the water board, the water board of sprawling for the first time one distolateral on, sprawl second asphalt sand mastic of the thick about 10cm of 1-2mm.Afterwards, water board is double-layered thereon, gently presses by roller then, and lower plate and upper plate adhere to mutually like this.After constructing like this, by using the metal trowel, on the seam portion of double-layered water board, on the wide connection end of the about 5cm in its left side/right side, sprawl the 3rd asphalt sand mastic as reinforcement material of the thick hardening state of 1-2mm, therefore anti-sealing or moisture etc. suck in the seam portion.
Sprawl after work and the shop work of water board beach finishes at above-mentioned spread film water-proof material, compress concrete by compacting and carry out finishing process.
This second and the 3rd asphalt sand mastic that is used for the reinforced seam part has used vulcanized bitumen sand glue, and this vulcanized bitumen sand glue can harden after sprawling 4-5 hour fully.
Above-mentioned structure and constructional method are applicable to all the public structures that must carry out WATER REPELLENT, the outside waterproof of the roof of concrete structure, paving, vault parking lot, underground wall, subway, cavity, underpass etc. for example, but be not limited only to the following example that accompanying drawing such as Fig. 4 to Figure 11 provide.
As shown in Figure 4, in one embodiment of the present of invention of the waterproof that is used for a vertical body of wall, its constructional method is identical with the situation of above-mentioned basal surface waterproof construction.Particularly, water board adheres on the bonding part between bottom and the body of wall at the bottom of one, and forms the shape of about 10cm directed in orthogonal wall surface that upwards raises at this.And water board adheres on the bonding part downwards from perpendicular walls, so that double-layered with the shape of drop-down about 10cm sensing basal surface.Then, leg-of-mutton groove is positioned to count from the bottom on corresponding perpendicular walls surface and highly surpasses the position of 30cm at least, and the size of this triangular groove is generally wide 2cm * dark 2cm, and water board inserts the groove inboard with curved shape.Afterwards, thereby the spread film water-proof material fills up two ends by joint filling, and perhaps abundant sprawls.
As shown in Figure 5, revetment is partly being done in an alternative embodiment of the invention of waterproof, its constructional method is also identical with the situation of carrying out waterproof construction on basal surface.Particularly, protection tile is laid on the revetment part with 0.5B, and filling concrete mortar between brick and in the slit between brick and the spread film water-proof material.
In yet another embodiment of the present invention, when water port neighbouring part and parking lot end face to dilatation joint, roof carry out under the waterproof construction situation, dilatation joint is handled shown in Fig. 6 A and 6B, and the water port neighbouring part on roof is handled as shown in Figure 7, and the parking lot end face is handled as shown in Figure 8; Its constructional method is identical with the constructional method of the water proof structure of basal surface.
In the constructional method of the water port neighbouring part on roof, the special downside that uses in water port of dipping mortar, after handling like this, the vulcanized bitumen sand glue that is used to fill injects wherein, carries out smooth construction then on basal surface.
As shown in Figure 9; the outer wall of basement surface is being carried out in an alternative embodiment of the invention of waterproof construction; protection tile is laid on the waterproof wooden partition with 0.5B, perhaps adheres to the thick foaming polyethylene foam material of 30mm thereon, fills construction with the soil with little gravel then.
Shown in Figure 10 and 11, at another waterproof embodiment of the present invention of a part that is used for cavity or underpass, its constructional method is identical with the waterproof construction method of basal surface.
As mentioned above, according to traditional method, 8 layers of waterproof construction method of pitch need a kind of special waterproof technique, therefore, need a lot of manpower expenses.And, modifying asphalt plate waterproof construction method needs accurate construction and wide variety of materials consumption and personal expenditures, because many seam portion are arranged, therefore not only be difficult to find the position that defective takes place under the defect situation is taking place on the seam portion, and need a large amount of maintenance costs.
Meanwhile; according to the present invention; even the construction part in difficulty also is easy to carry out waterproof construction method; under the situation of basal surface, do not use the protection mortar directly to tamp and compress concrete, cut down thereby can reach executive cost; and the duration shortens; owing to construction causes under the defective production because of carelessness, can simply find the position of defective appearance and the effect that can simply repair its defect part.
As shown in figure 12, in another embodiment of water board, non-infiltration fabric panel can combine with pitch spread film water-proof material.
In the composition and standard of fabric panel, comprise 100% nonwoven polyester macrofiber as main component; Weight (g/ square metre) is 100 to 150 (KSK0550); Tensile strength (kg/ square metre) is 9 to 50 (KSK0520); With fabric face coating and laminate quality.
Coating has the thick polyethylene coating of 30-60 μ m on the fabric panel, and fabric panel is by polyethylene film and widely constitute through lamination for the fabric of 100-150cm.
Fabric panel is the non-infiltration plate that combines with the pitch spread film water-proof material in petroleum pitch field, and this fabric panel keeps high constant-tension and flexibility down at-30 ℃, also has the non-corrodibility energy.
Anti-sealing of this fabric panel or moisture penetrate into main body, and are subjected to the injury of alkalescence or oxidation material never, are not easy wearing and tearing or damage in addition.Even fabric panel is when disconnecting more than 90 ℃, fabric panel does not have unusually yet, because plate and asphalt sand mastic have splendid flexibility.Therefore, even in the part of constructional difficulties, the construction of seam portion is very simple.Having under the dampness, promptly even on the surface of parent not exclusively under the dry situation, practicable preparation surface treatment.
As mentioned above, under above-mentioned structure, asphalt sand mastic of the present invention is combined with fabric panel, when carrying out waterproof construction, the surface of main body to be constructed should be cleaned, and should at first carry out the reinforcement construction that part takes place the waterproof defective, carries out the main construction of waterproof then.
In next step that adheres to asphalt sand mastic spread film and plate mainly constructed, by using the sawtooth trowel, on the direction of putting from lower position to upper part, the smooth width of sprawling into water board of asphalt sand mastic, this water board were the reel form and curl.Then, plate paves thereon, is gently pressed by roller.
On the seam portion between this water board, the water board of at first sprawling one distolateral on, it is thick that the asphalt sand mastic of the about 10cm of width is sprawled 1-2mm, then water board thereon bilayer pave so that superimposed, plate is gently pressed by roller.Then, on the wide connection end of the about 5cm in a left side/right side, on the seam portion of double-layered water board, by using the metal trowel, it is thick to sprawl 1-2mm as the asphalt sand mastic of reinforcement material; Therefore can prevent that sealing or moisture suck in the seam portion.
On the bight between vertical wall and the bottom, the bottom water board is the shape that upwards promotes about 10cm directed in orthogonal wall surface and adheres to, and water board adheres to from perpendicular walls, so that it is double-layered to be the shape that pushes away about 20cm under the level.Like this, a groove that is of a size of 2cm * 2cm is positioned at the position that surpasses 30cm highly at least from counting corresponding to the bottom on perpendicular walls surface, and superimposed sheet inserts the groove inboard.After this, asphalt sand mastic is filled into.
When plate sticked on the wall surface, on the direction on bottom to top, preferably plate adhered to thereon on width.On the revetment part, protection tile (0.5B) assembles, and sand-cement slurry is filled between protection tile and the waterproof layer.Under the situation of underground external wall, protection tile (0.5B) assembles, and finishes it by the soil with little gravel etc. and fill construction.
In handle the bottom surface of concrete slab of the present invention; after the double-deck waterproof construction of asphalt sand mastic spread film and plate is finished; compress concrete so that construction continuously in order to tamp; therefore carry out the silk screen construction that paves; at this moment; though do not protect mortar to be used as waterproof layer; even the sharp part of silk screen has been damaged the plate waterproof layer; but can not cause the infringement of asphalt sand mastic spread film waterproof layer; cover waterproof layer because be arranged in the asphalt sand mastic of the gel state under the plate waterproof layer, it is separated with the sharp part of silk screen.That is, need not to be provided with the protection mortar and compress concrete, reduced construction costs and duration like this to be used as the construction of waterproof layer, can to tamp.
As mentioned above, according to the present invention, the asphalt sand mastic of sprawling on the body at concrete as the spread film water-proof material that paves has powerful clinging power, splendid elasticity and flexibility.And because its cokey, asphalt sand mastic forms the spread film waterproof layer of deflection.The water board that paves on spread film provides best double-deck waterproof effect.
And; under the condition of surface of concrete slab is smooth situation; do not use leveling mortar can carry out sprawling of spread film water-proof material immediately; spread after the water board on the beach on the spread film waterproof layer; do not need to be provided with the protection mortar with construction as waterproof layer; its finishing process can carry out continuously, so that compacting compresses concrete.Therefore, not only construction costs can significantly reduce, and the duration can shorten.
In addition, even on the part of constructional difficulties, the present invention can realize constructing easily, and, even for the unskilled labor who is not the waterproof technical ability worker of specialty, if he only is familiar with constructional method, he also can finish construction of the present invention, because this constructional method is very simple.And in the time of-30 ℃, flexibility of the present invention still can keep, and can not be acted upon by temperature changes, even at 60 ℃, asphalt sand mastic spread film waterproof layer can not melt or damage, and therefore can obtain splendid waterproof reliably.
Although the present invention is described referring to accompanying drawing, to those skilled in the art, obviously do not exceeding under the prerequisite of the spirit and scope of the invention that limit as claims, the present invention can make different changes and modification.
Claims (11)
1. one kind is applicable to the asphalt sand mastic spread film of concrete structure and the double-deck water-proof material of plate, and it comprises:
The spread film water-proof material of the rubber asphalt of the gelation in petroleum pitch field, wherein asphalt mixture is as main raw, and a kind of in the synthetic resins in synthetic rubber binder and isobutyl-and poly-isobutyl-field, and natural minerals and Mierocrystalline cellulose inorganic filler all mix in described asphalt mixture, thereby obtain described spread film water-proof material; With
Water board with the formation of reel form, described water board combines with the spread film water-proof material, wherein the rubber asphalt mixture material is sprawled on two surfaces of synthetic resins, on the water board upper surface, adhere to a kind of in polyethylene film and the fine sand tackiness agent, on the water board lower surface, adhere to the nonwoven polyester macrofiber; Thereby form described water board.
2. material as claimed in claim 1, the asphalt mixture that it is characterized in that described pitch spread film water-proof material comprise fluxed asphalt, brown pitch and mix the mixing material that is obtained by fluxed asphalt with brown pitch.
3. material as claimed in claim 1 is characterized in that synthetic resins made by in polypropylene fabric fiber and the nonwoven polyester macrofiber any one.
4. material as claimed in claim 1, it is characterized in that nonwoven polyester macrofiber density greater than 100 the gram/square metre.
5. one kind is applicable to the asphalt sand mastic spread film of concrete structure and the double-deck water-proof material of plate, and it comprises:
The spread film water-proof material of the rubber asphalt of the gelation in petroleum pitch field, wherein asphalt mixture is as main raw, and a kind of in the synthetic resins in synthetic rubber binder and isobutyl-and poly-isobutyl-field, and natural minerals and Mierocrystalline cellulose inorganic filler all mix in described asphalt mixture, thereby obtain described spread film water-proof material; With
A kind of and described spread film water-proof material is impregnation state bonded fabric panel, combines with polyethylene film by be coated on the nonwoven polyester macrofiber, make then the fabric that applied with certain thickness with polyethylene, thereby obtains described fabric panel.
6. material as claimed in claim 5, it is characterized in that nonwoven polyester macrofiber density greater than 100 grams/square metre, be coated in poly thickness on the nonwoven polyester macrofiber between 30 to 60 microns.
7. one kind is applicable to the use asphalt sand mastic spread film of concrete structure and the double-deck waterproof construction method of plate, and its step comprises:
Sprawl certain thickness asphalt sand mastic on the surface of construction concrete parent, asphalt sand mastic is initial spread film water-proof material;
Water board paves on initial bitumen sand glue;
Cover second asphalt sand mastic of certain width on distolateral at one of water board, and additional pave water board thereon, seam portion is interconnected so that double-layered; With
Compress concrete by compacting on waterproof layer and repair construction.
8. method as claimed in claim 7 is characterized in that the described step of sprawling comprises:
The surface of cleaning concrete parent;
By the leveling parent the surface to carry out finishing process; With
The vulnerable area that is easy to take place in the waterproof defective, the for example connection portion between the seam portion of road concrete, water port neighbouring part, bottom surface and the body of wall, bight, pipe jointing part etc., sprawl certain thickness asphalt sand mastic spread film water-proof material, so that strengthen waterproof layer.
9. method as claimed in claim 7 is characterized in that its step also is included in asphalt sand mastic and sprawls body earlier before spreading on the surface of concrete parent.
10. method as claimed in claim 7 is characterized in that its step also is included in after the described seam portion connection, in the joint end of seam portion, on its left side and right side, sprawls certain thickness the 3rd asphalt sand mastic.
11. method as claimed in claim 7, it is characterized in that sprawling the spread film water-proof material that formation is gel state as the asphalt sand mastic of initial spread film water-proof material, described second sprawls into sclerosis spread film water-proof material with the 3rd asphalt sand mastic, and this sclerosis spread film water-proof material will harden after 4-5 hour.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019980023243A KR100278173B1 (en) | 1998-06-20 | 1998-06-20 | Double waterproof sheet for concrete structure |
| KR23243/1998 | 1998-06-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1239730A true CN1239730A (en) | 1999-12-29 |
| CN1163567C CN1163567C (en) | 2004-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB991090853A Expired - Fee Related CN1163567C (en) | 1998-06-20 | 1999-06-18 | Double waterproof materials of asphalt mastic spread film and sheet on concrete structure and its working method |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100278173B1 (en) |
| CN (1) | CN1163567C (en) |
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| CN100451237C (en) * | 2006-02-16 | 2009-01-14 | 重庆市智翔铺道技术工程有限公司 | Material for waterproof bridge surface system and its paving process |
| CN101827703A (en) * | 2007-08-07 | 2010-09-08 | 美国圣戈班纺织技术公司 | Composite tack film for asphaltic paving, method of paving, and process for making a composite tack film for asphaltic paving |
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| US8882385B2 (en) | 2012-10-19 | 2014-11-11 | Saint-Gobain Adfors Canada, Ltd. | Composite tack film |
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| KR100330486B1 (en) * | 2000-01-08 | 2002-04-01 | 전만수 | Blown asphalt waterproof composition and preparation thereof |
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1998
- 1998-06-20 KR KR1019980023243A patent/KR100278173B1/en not_active IP Right Cessation
-
1999
- 1999-06-18 CN CNB991090853A patent/CN1163567C/en not_active Expired - Fee Related
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| US9200413B2 (en) | 2012-10-19 | 2015-12-01 | Saint-Gobain Adfors Canada, Ltd. | Composite tack film |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1163567C (en) | 2004-08-25 |
| KR20000002469A (en) | 2000-01-15 |
| KR100278173B1 (en) | 2001-03-02 |
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