CN104343246A - Method for preventing water and plugging - Google Patents
Method for preventing water and plugging Download PDFInfo
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- CN104343246A CN104343246A CN201410522933.7A CN201410522933A CN104343246A CN 104343246 A CN104343246 A CN 104343246A CN 201410522933 A CN201410522933 A CN 201410522933A CN 104343246 A CN104343246 A CN 104343246A
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- leakage
- building
- waterproofing
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- slurry
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- 238000000034 method Methods 0.000 title claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 41
- 239000002002 slurry Substances 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 239000003292 glue Substances 0.000 claims abstract description 24
- 239000004744 fabric Substances 0.000 claims abstract description 21
- 230000001680 brushing effect Effects 0.000 claims abstract description 16
- 238000007790 scraping Methods 0.000 claims abstract description 14
- 239000011398 Portland cement Substances 0.000 claims abstract description 10
- 239000000428 dust Substances 0.000 claims abstract description 10
- 239000000843 powder Substances 0.000 claims description 32
- 229920001971 elastomer Polymers 0.000 claims description 31
- 239000005060 rubber Substances 0.000 claims description 31
- 239000003513 alkali Substances 0.000 claims description 29
- 238000004078 waterproofing Methods 0.000 claims description 29
- 239000000853 adhesive Substances 0.000 claims description 20
- 230000001070 adhesive effect Effects 0.000 claims description 20
- 239000003365 glass fiber Substances 0.000 claims description 20
- 239000003469 silicate cement Substances 0.000 claims description 16
- 238000010276 construction Methods 0.000 claims description 14
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005056 compaction Methods 0.000 abstract description 8
- 238000004080 punching Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract 1
- 239000011152 fibreglass Substances 0.000 abstract 1
- 239000004568 cement Substances 0.000 description 7
- 239000002994 raw material Substances 0.000 description 6
- 239000004636 vulcanized rubber Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000008239 natural water Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Landscapes
- Sealing Material Composition (AREA)
- Floor Finish (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention relates to the field of waterproof plugging for engineering, in particular to a method for preventing water and plugging. The method for preventing the water and plugging comprises the steps of (A) cleaning dust and basic dirt at the leakage part of a wall body or a ceiling; (B) brushing the periphery of the leakage part with glue for building; (C) adding water in a plugging agent for forming slurry, and scraping the slurry on the glue for the building with the thickness of over 3mm; (D) brushing the glue for the building, sticking alkaline-resistant fiberglass roving cloth, and scraping portland cement and sealing the surface. Compared with the method for preventing the water and plugging by adopting a compaction grouting mode in the prior art, the method for preventing water and plugging, provided by the invention, has the advantages that a use method is simple, punching at the leakage part is avoided, and the leakage part is pretreated, so free bonding of the glue for the building is guaranteed, and the leakage replenishing operation can be performed.
Description
Technical field
The present invention relates to engineering waterproofing leak stopping field, in particular to a kind of method of waterproofing and leakage-stopping.
Background technology
Time at present due to housing construction or basement construction, waterproofing quality can not accomplish without any letup with structure, cause the service life of waterproofing course shorter, also has construction environment, the reasons such as execution control, waterproofing course is caused to lose waterproof efficacy, after raining, rainwater directly leaks into ceiling, add originally because being subject to differential settlement, expand with heat and contract with cold, the improper concrete slab caused of finished product protection, concrete exterior wall crack, therefore roofing, wallboard there will be Seepage often, the generation of this phenomenon is to the production of people, life brings inconvenience and unnecessary economic loss.
The method of the waterproofing and leakage-stopping often used when carrying out house, underground structure maintenance now adopts press injecting method, this method needs first to punch at leaky portion place, then utilize air compressor machine to aim at slip casting screw rod after laying drain casting screw sleeve and note special leak stopping slurries, after solidifying, its screw rod is excised, thus seepage place is remedied, the method intensity of this water-proof repairing is very high, experiences all sorts of wind and rain breakthrough also can not split again through long-term practical proof.
But this method cost is very expensive, and cost is high, and construction is more loaded down with trivial details, the cycle is long, and therefore how inventing the high water-proof repairing method that wananty costs is cheap again of a kind of intensity becomes main research direction.
Summary of the invention
The object of the present invention is to provide a kind of method of waterproofing and leakage-stopping, to solve the above problems.
Provide a kind of method of waterproofing and leakage-stopping in an embodiment of the present invention, comprise the steps:
(A) dust of the seepage place on body of wall or ceiling and alkali dirt are cleaned up;
(B) brushing adhesive for building in described seepage place surrounding;
(C) added water by sealing agent and be modulated into slurry, carry out on the surface batch scraping described slurry at described adhesive for building, its thickness is at more than 3mm;
(D) again through brushing adhesive for building, paste alkali resistant glass fibre open weave cloth, criticize and scrape portland cement rubber seal face.
The method of the waterproofing and leakage-stopping that the embodiment of the present invention provides, compared with carrying out the method for waterproofing and leakage-stopping with the mode of compaction grouting of the prior art, its using method is simple, without the need to punching at seepage place, only seepage place first need be carried out pretreatment to guarantee that the bonding of adhesive for building does not hinder, just can carry out mending-leakage to operate, and raw material used is easy to get when carrying out water-proof repairing, operation is very easy, the engineering staff of specialty is not needed to do it yourself to operate, both save construction cost and also save human cost, and the mode of its intensity and compaction grouting is suitable, experience all sorts of wind and rain seepage place also can not split once again, very firm, wherein criticize and scrape sealing agent needs in its leak stopping performance of more than 3mm guarantee, too not thick in addition yet, because both wasted raw material, uneconomical and body of wall or ceiling face out-of-flatness can affect overall appearance.
Silicate cement earth rubber wherein used is that portland cement is mixed to form mutually with adhesive for building, according to the description of adhesive for building, when using building adhisive powder, according to 5% of the operation instruction configuration tap water content of building adhisive powder, add cement after stirring evenly again and be configured to cement gel slurries, allocation ratio is cement: water: rubber powder=1:0.6:0.3, when using building glue, according to 10% the putting into water and stir evenly of operation instruction configuration cement factor of glue, be configured to cement gel slurries with cement again, allocation ratio is cement: water: glue=1:0.6:0.1.
Preferably, in described step (B), the width of brushing adhesive for building is at more than 10cm.When scraping sealing agent to make follow-up batch, it is more firm that sealing agent is pasted, and the width that adhesive for building used is preferably coated with is as far as possible wider.
Preferably, described adhesive for building is the wherein one in 801 building instant dissolving glue powders, 901 multifunctional adhesive for construction, and this several rubber powder adhesion property is better, and any one can be selected to use.
Preferably, in described step (C), described sealing agent is one or both in F type agent to rapidly block up leakage and S type agent to rapidly block up leakage.
Preferably, when described sealing agent water is modulated into slurry, the mass ratio of described sealing agent and water is 1:0.3-0.35.Preferably, in described step (C), brush the time controling of described slurry at 1-3min.
The agent to rapidly block up leakage of commercial type is a kind of fast solidifying, intensity is high, there is the hydraulic material of microdilatancy, this advantages of nontoxic raw materials is tasteless, through strict screening, performance is remarkable, easy and simple to handle, is in harmonious proportion can uses with water, general is that 1:0.3-0.35 is in harmonious proportion according to the mass ratio of sealing agent and water, can construct on wet surface, also can leakage plugging under water, effect is peculiar, this raw material can be widely used in house, underground, under water, the construction and leak stopping maintenance etc. of the leak stopping of the engineerings such as quicksand tunnel, sealing, repairing, perfusion and percolating work.Mainly be divided into F type and S type, but its rate of set is very fast, need very fast use when therefore using, the engineering time controls within 1-3min relatively good, and the performance indications of agent to rapidly block up leakage are as shown in table 1 below:
The performance indications of table 1 agent to rapidly block up leakage
As can be seen from Table 1, the agent to rapidly block up leakage excellent performance that the present invention is used, compressive strength is also relatively good.
Preferably, in described step (D), the model of described silicate cement earth rubber is 4.25 type silicate cement earth rubbers, and silicate cement earth rubber used can play the effect of the intensity strengthening its anti-leakage agent further, makes the better excellence of the effect of its waterproofing and leakage-stopping.
Preferably, in described step (D), criticize and scrape described silicate cement earth rubber until by tight for complete for described alkali resistant glass fibre open weave cloth capping, preferably by tight for complete for alkali resistant glass fibre open weave cloth capping when constructing, to play isolated air, can prevent the alkali resistant glass fibre open weave cloth adhered to from easily suffering erosion being exposed under the condition in air, the moisture that sealing agent is required when intensity produces can be helped again further.
Alkali resistant glass fibre open weave cloth intensity used is high, caking property good, docile property, polarization are splendid, after preventing blocking seepage place with sealing agent, have again new crack phenomenon occur.
Detailed description of the invention
Below by specific embodiment son and the present invention is described in further detail.
Embodiment 1
The method of waterproofing and leakage-stopping is as follows:
(A) dust of the seepage place on body of wall and alkali dirt are cleaned up;
(B) brushing adhesive for building in seepage place surrounding;
(C) added water by sealing agent and be modulated into slurry, carry out on the surface batch scraping slurry at adhesive for building, its thickness is 4mm;
(D) again through brushing adhesive for building, paste alkali resistant glass fibre open weave cloth and front cover after batch scraping silicate cement earth rubber.
Embodiment 2
The method of waterproofing and leakage-stopping is as follows:
(A) dust of the seepage place on ceiling and alkali dirt are cleaned up;
(B) in seepage place surrounding, brush 801 building instant dissolving glue powders, the width of 801 building instant dissolving glue powders is 10cm;
(C) added water by F type agent to rapidly block up leakage and be modulated into slurry, wherein the mass ratio of sealing agent and water is 1:0.3, and carry out on the surface batch scraping slurry at 801 building instant dissolving glue powders, time controling is at 3min, and batch thickness scraped is 3mm;
(D) again through brushing 801 building instant dissolving glue powders, paste alkali resistant glass fibre open weave cloth and after batch scraping 4.25 type portland cement rubber seal faces, 4.25 type silicate cement earth rubbers need tight for complete for alkali resistant glass fibre open weave cloth capping.
Embodiment 3
The method of waterproofing and leakage-stopping is as follows:
(A) dust of the seepage place on body of wall and alkali dirt are cleaned up;
(B) in seepage place surrounding, brush 801 building instant dissolving glue powders, the width of rubber powder is 11cm;
(C) added water by S type agent to rapidly block up leakage and be modulated into slurry, wherein the mass ratio of sealing agent and water is 1:0.35, vulcanized rubber powder carries out batch scrape slurry, and time controling is at 1min, and its thickness is 4mm;
(D) again through brushing 801 building instant dissolving glue powders, paste alkali resistant glass fibre open weave cloth and after batch scraping 4.25 type portland cement rubber seal faces, 4.25 type silicate cement earth rubbers need tight for complete for alkali resistant glass fibre open weave cloth capping.
Embodiment 4
The method of waterproofing and leakage-stopping is as follows:
(A) dust of the seepage place on ceiling and alkali dirt are cleaned up;
(B) in seepage place surrounding, brush 801 building instant dissolving glue powders, the width of rubber powder is 12cm;
(C) S type and used in combination the adding water of F type agent to rapidly block up leakage are modulated into slurry, wherein the mass ratio of sealing agent and water is 1:0.32, and vulcanized rubber powder carries out criticize and scrape slurry, time controling is at 2min, and its thickness is 5mm;
(D) again through brushing 801 building instant dissolving glue powders, paste alkali resistant glass fibre open weave cloth and after batch scraping 4.25 type portland cement rubber seal faces, 4.25 type silicate cement earth rubbers need tight for complete for alkali resistant glass fibre open weave cloth capping.
Embodiment 5
The method of waterproofing and leakage-stopping is as follows:
(A) dust of the seepage place on ceiling and alkali dirt are cleaned up;
(B) in seepage place surrounding, brush 901 multi-function construction glue powder coatings, the width of rubber powder is 12cm;
(C) added water by S type agent to rapidly block up leakage and be modulated into slurry, wherein the mass ratio of sealing agent and water is 1:0.33, vulcanized rubber powder carries out batch scrape slurry, and time controling is at 1min, and its thickness is 3mm;
(D) again through brushing 901 multi-function construction glue powder coatings, paste alkali resistant glass fibre open weave cloth and after batch scraping 4.25 type portland cement rubber seal faces, 4.25 type silicate cement earth rubbers need tight for complete for alkali resistant glass fibre open weave cloth capping.
Embodiment 6
The method of waterproofing and leakage-stopping is as follows:
(A) dust of the seepage place on ceiling and alkali dirt are cleaned up;
(B) in seepage place surrounding, brush 801 building instant dissolving glue powders, the width of rubber powder is 12cm;
(C) S type and used in combination the adding water of F type agent to rapidly block up leakage are modulated into slurry, wherein the mass ratio of sealing agent and water is 1:0.32, and vulcanized rubber powder carries out criticize and scrape slurry, time controling is at 2min, and its thickness is 3mm;
(D) again through brushing 801 building instant dissolving glue powders, paste alkali resistant glass fibre open weave cloth and after batch scraping 4.25 type portland cement rubber seal faces, 4.25 type silicate cement earth rubbers need tight for complete for alkali resistant glass fibre open weave cloth capping.
Embodiment 7
The method of waterproofing and leakage-stopping is as follows:
(A) dust of the seepage place on body of wall and alkali dirt are cleaned up;
(B) in seepage place surrounding, brush 801 building instant dissolving glue powders, the width of rubber powder is 12cm;
(C) S type and used in combination the adding water of F type agent to rapidly block up leakage are modulated into slurry, wherein the mass ratio of sealing agent and water is 1:0.32, and vulcanized rubber powder carries out criticize and scrape slurry, time controling is at 1min, and its thickness is 5mm;
(D) again through brushing 801 building instant dissolving glue powders, paste alkali resistant glass fibre open weave cloth and after batch scraping 4.25 type portland cement rubber seal faces, 4.25 type silicate cement earth rubbers need tight for complete for alkali resistant glass fibre open weave cloth capping.
Experimental example 1
The water-proof method for stopping leakage of the embodiment of the present invention 2 is carried out experimental verification at the basement of the safe project of Changchun Huarong, specific experiment method is as follows: in June, 2014, technical scheme of the present invention is reported management, after owner, initiate for technique, cost is very cheap, duration is short, the advantage such as easy and simple to handle, obtain showing great attention to of related side high-level leader, through tripartite technician's joint research, agree to construct by the technical scheme of the embodiment of the present invention 2, we had a fling at model June 18, blocking construction is implemented in full with the end of month, result, cost to be only in the wire situation of compaction grouting 10%, in netted situation 5%, the position be blocked is stood several times after heavy rain, effect is very good, obtain everybody consistent approval, in addition, the compressive strength of carrying out after waterproofing and leakage-stopping has been carried out check analysis, check analysis process is as follows:
1) seepage hydraulic pressure P
a:
The top cover backfill height 1.2m of basement, insulation water-proof layer 0.5m, structure thickness of slab 0.2m, add up to height 1.9m, consider, natural water pressure by saturated seepage:
P
a≤(1.2+0.5+0.2)*10/100＝0.19(mp
a) (a)
Suppose that basement top cover facility is basically completed, estimate blocking construction and can only select to carry out in ceiling face, therefore, sealing agent and the concrete tensile strength of top cover, rupture strength should be considered.
2) impervious hydraulic pressure P
b:
Top cover concrete design strength C30, self-structure completes leak stopping, and actual strength should match substantially with the intensity of sealing agent.
Be worth from table 1 after blocking construction: the intensity > 35mp of 1 day
a, the intensity > 55mp of 28 days
a, be the anti-rainy day, these checking computations are considered to meet desirable strength by the intensity level of 1 day.
Under waterproof adhesive powder and the impregnable situation of top cover concrete binding power, can be considered that concrete tensile strength is impervious hydraulic pressure intensity.
Concrete tensile strength value is the 1/12-14 of compression strength value
P
b＝35mp
a/14＝2.5mp
a(b)
From (a), (b) formula:
P
b=2.5mp
a> P
a=0.19mp
a, in safe range;
Because of concrete flexural capacity and tensile strength roughly the same, under the assisting of anti-crack net and silicate cement earth rubber, agent to rapidly block up leakage high strength flag thick for 3 ㎜ can not be cut off by the hydraulic pressure estimated in gap.
The method of the waterproofing and leakage-stopping that the embodiment of the present invention provides, its using method is simple, without the need to punching at seepage place, only seepage place first need be carried out pretreatment to guarantee that the bonding of adhesive for building does not hinder, just can carry out mending-leakage to operate, and raw material used is easy to get when carrying out water-proof repairing, operation is very easy, the engineering staff of specialty is not needed to do it yourself to operate, namely save construction cost and also save human cost, and the mode of its intensity and compaction grouting is suitable, experience all sorts of wind and rain seepage place also can not split once again, very firm, wherein criticize and scrape sealing agent needs in its leak stopping performance of more than 3mm guarantee, too not thick in addition yet, because both wasted raw material, uneconomical and body of wall or ceiling surface out-of-flatness can affect overall appearance.
Especially fund input is little, be only original compaction grouting method the 5-10% of fund input amount, and intensity also can be guaranteed.
For the position of seepage, traditional handicraft press injecting method can be replaced when not raining non-leakage, its advantage: (1) original structure is not affected; (2) constructing operation is simple; (3) low price, is about 1/10th of compaction grouting fund input in wire situation, be about 5 percent of compaction grouting fund input in netted situation; (4) waterproof period of validity limit for length.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a method for waterproofing and leakage-stopping, is characterized in that, comprises the steps:
(A) dust of the seepage place on body of wall or ceiling and alkali dirt are cleaned up;
(B) brushing adhesive for building in described seepage place surrounding;
(C) added water by sealing agent and be modulated into slurry, carry out on the surface batch scraping described slurry at described adhesive for building, its thickness is at more than 3mm;
(D) again through brushing adhesive for building, paste alkali resistant glass fibre open weave cloth, criticize and scrape portland cement rubber seal face.
2. the method for a kind of waterproofing and leakage-stopping according to claim 1, is characterized in that, in described step (B), the width of brushing adhesive for building is at more than 10cm.
3. the method for a kind of waterproofing and leakage-stopping according to claim 1, is characterized in that, described adhesive for building is the wherein one in 801 building instant dissolving glue powders, 901 multi-function construction glue powder coatings.
4. the method for a kind of waterproofing and leakage-stopping according to claim 1, is characterized in that, in described step (C), described sealing agent is one or both in F type agent to rapidly block up leakage and S type agent to rapidly block up leakage.
5. the method for a kind of waterproofing and leakage-stopping according to claim 4, is characterized in that, when described sealing agent water is modulated into slurry, the mass ratio of described sealing agent and water is 1:0.3-0.35.
6. the method for a kind of waterproofing and leakage-stopping according to claim 1, is characterized in that, in described step (C), batch to scrape the time controling of described slurry at 1-3min.
7. the method for a kind of waterproofing and leakage-stopping according to claim 1, is characterized in that, in described step (D), the model of described silicate cement earth rubber is 4.25 type silicate cement earth rubbers.
8. the method for a kind of waterproofing and leakage-stopping according to claim 1, is characterized in that, in described step (D), criticizes and scrapes described silicate cement earth rubber until by tight for complete for described alkali resistant glass fibre open weave cloth capping.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410522933.7A CN104343246B (en) | 2014-09-30 | 2014-09-30 | A kind of method of waterproofing and leakage-stopping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410522933.7A CN104343246B (en) | 2014-09-30 | 2014-09-30 | A kind of method of waterproofing and leakage-stopping |
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| Publication Number | Publication Date |
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| CN104343246A true CN104343246A (en) | 2015-02-11 |
| CN104343246B CN104343246B (en) | 2017-07-07 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106812220A (en) * | 2017-03-14 | 2017-06-09 | 中国十七冶集团有限公司 | External wall insulation crack reparation construction method |
| CN108505761A (en) * | 2018-03-28 | 2018-09-07 | 中建八局第三建设有限公司 | A kind of method for blocking for the reserved grouting seam in prefabricated assembled column bottom |
| CN109281492A (en) * | 2018-09-30 | 2019-01-29 | 重庆市十八土鑫诚灌浆防水工程有限公司 | A kind of construction repaired for existing waterproof layer slip casting reconstruction |
| CN111809914A (en) * | 2020-07-21 | 2020-10-23 | 四川童燊防水工程有限公司 | Basement roof plugging grouting and reinforcing construction method |
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| CN1064298A (en) * | 1992-04-10 | 1992-09-09 | 李长宝 | Water-proof method for stopping leakage |
| CN1153805A (en) * | 1996-11-27 | 1997-07-09 | 刘福元 | Construction waterproofing agent and its use |
| CN1251402A (en) * | 1998-10-20 | 2000-04-26 | 安固工程股份有限公司 | Quick leak-blocking technology by pouring and filling of polyurethane |
| JP2005105083A (en) * | 2003-09-29 | 2005-04-21 | Koorekkusu:Kk | Adhesive for tank joint filling, method for repairing water leakage of existing water storage tank and method for preventing water leakage of newly installed water storage tank using the same |
| CN101624510A (en) * | 2009-07-31 | 2010-01-13 | 朱明超 | Waterproof and leaking stoppage mixed liquid as well as producing and using method thereof |
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2014
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1064298A (en) * | 1992-04-10 | 1992-09-09 | 李长宝 | Water-proof method for stopping leakage |
| CN1153805A (en) * | 1996-11-27 | 1997-07-09 | 刘福元 | Construction waterproofing agent and its use |
| CN1251402A (en) * | 1998-10-20 | 2000-04-26 | 安固工程股份有限公司 | Quick leak-blocking technology by pouring and filling of polyurethane |
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| CN101624510A (en) * | 2009-07-31 | 2010-01-13 | 朱明超 | Waterproof and leaking stoppage mixed liquid as well as producing and using method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106812220A (en) * | 2017-03-14 | 2017-06-09 | 中国十七冶集团有限公司 | External wall insulation crack reparation construction method |
| CN108505761A (en) * | 2018-03-28 | 2018-09-07 | 中建八局第三建设有限公司 | A kind of method for blocking for the reserved grouting seam in prefabricated assembled column bottom |
| CN108505761B (en) * | 2018-03-28 | 2020-12-11 | 中建八局第三建设有限公司 | Plugging method for prefabricated column bottom reserved grouting joint |
| CN109281492A (en) * | 2018-09-30 | 2019-01-29 | 重庆市十八土鑫诚灌浆防水工程有限公司 | A kind of construction repaired for existing waterproof layer slip casting reconstruction |
| CN111809914A (en) * | 2020-07-21 | 2020-10-23 | 四川童燊防水工程有限公司 | Basement roof plugging grouting and reinforcing construction method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104343246B (en) | 2017-07-07 |
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