CN101349045A - Application of flyash-synthesized channel joint material in construction of wet interface or water - Google Patents
Application of flyash-synthesized channel joint material in construction of wet interface or water Download PDFInfo
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- CN101349045A CN101349045A CNA2008101508190A CN200810150819A CN101349045A CN 101349045 A CN101349045 A CN 101349045A CN A2008101508190 A CNA2008101508190 A CN A2008101508190A CN 200810150819 A CN200810150819 A CN 200810150819A CN 101349045 A CN101349045 A CN 101349045A
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- fly ash
- channel joint
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- synthesized channel
- water
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- 239000000463 material Substances 0.000 title claims abstract description 59
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 238000010276 construction Methods 0.000 title claims abstract description 8
- 239000010881 fly ash Substances 0.000 claims abstract description 44
- 238000013016 damping Methods 0.000 claims description 18
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 claims description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 11
- 239000004698 Polyethylene Substances 0.000 claims description 10
- 229920000573 polyethylene Polymers 0.000 claims description 10
- -1 polyethylene Polymers 0.000 claims description 9
- 239000011449 brick Substances 0.000 claims description 8
- 239000012634 fragment Substances 0.000 claims description 8
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- 239000004575 stone Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 239000004519 grease Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims description 5
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 4
- 239000002390 adhesive tape Substances 0.000 claims description 4
- 239000010426 asphalt Substances 0.000 claims description 4
- 239000004359 castor oil Substances 0.000 claims description 4
- 235000019438 castor oil Nutrition 0.000 claims description 4
- 150000004816 dichlorobenzenes Chemical class 0.000 claims description 4
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 4
- 239000002655 kraft paper Substances 0.000 claims description 4
- 239000003921 oil Substances 0.000 claims description 4
- 239000003208 petroleum Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 229920001730 Moisture cure polyurethane Polymers 0.000 claims description 3
- 229920005862 polyol Polymers 0.000 claims description 3
- 208000005156 Dehydration Diseases 0.000 claims description 2
- 238000013019 agitation Methods 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000018044 dehydration Effects 0.000 claims description 2
- 238000006297 dehydration reaction Methods 0.000 claims description 2
- 239000012467 final product Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 239000002984 plastic foam Substances 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000002474 experimental method Methods 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 8
- 239000011083 cement mortar Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000004567 concrete Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000012149 noodles Nutrition 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The invention discloses application of a known fly ash synthetic channel joint anti-seepage material in construction on a wet interface or in water, and an experiment carried out by an applicant on the material in the wet interface or in water proves that the bonding strength of the fly ash synthetic channel joint material in construction on the wet interface or in water reaches more than 80% of the bonding strength on a dry interface, so that the problem of wet water-carrying bonding in actual engineering can be completely solved, and the engineering use requirement is met.
Description
Technical field
The present invention relates to a kind of fly ash synthesized channel joint material at damping interface or in the application of subaqueous work, for flyash channel joint material provides new purposes.
Background technology
In hydraulic engineering, a large amount of canal engineerings or aqueduct project all exist owing to joint filler and the insecure engineering leakage problem that takes place of concrete edge wall bonding, have seriously reduced water application efficiency and engineering life-span.The applicant has obtained national inventing patent " fly ash synthesized channel joint impervious material and preparation method thereof the " (patent No.: ZL 200310118992.X), fly ash synthesized channel joint impervious material wherein is that raw materials such as flyash and Polyether-Polyol Polyurethane Prepolymer, curing compound, catalyzer, antioxidant, ultra-violet absorber is synthetic, its performance is in particular in than the joint filler superior performance of using in the present canal engineering:
1. have very strong adhesion strength with concrete interface, barrier performance is splendid;
2. stable performance between-40 ℃～100 ℃ has elasticity, adapts to canal body frost-heaving deformation;
3. anti-erosion, ageing-resistant, anti-uv-ray is strong, good weatherability, and the antiseepage frost heaving resistant can reach 30 years;
4. not sagging, need not heat under the atmospheric temperature, easily construction;
5. its price is 25% of an external like product;
6. this channel joint impervious material is owing to adopt pulverized fuel ash as raw materials, twice laid is turned waste into wealth, and has both solved flyash and has taken the environment pollution that soil, a large amount of farmland causes, meet country again and advocate the policy of using flyash energetically, saved a large amount of mineral resources.This fly ash synthesized channel joint material is than original channel joint impervious material, improved the adhesive strength with adherend greatly, durability and elasticity, thus in hydraulic engineering, applied.
Similar polyurethanes encapsulant all can not be at damping interface and subaqueous work, if run into water, this class material can not solidify or can't be bonded to an integral body with adhesive surface.Searching can will bring great convenience to the construction of canal engineering or aqueduct project at the material of damping interface and subaqueous work.
Summary of the invention
The applicant is unexpected under study for action to be found, related fly ash synthesized channel joint material in " fly ash synthesized channel joint impervious material and preparation method thereof " of applicant (patent No. ZL 200310118992.X), can be successfully at damping interface or in the application of subaqueous work, can solve the humid zone water adhesion problem that is run in the actual engineering fully, satisfy the engineering instructions for use.
This fly ash synthesized channel joint impervious material comprises the second material of the first material of gradation composition and formula components preparation, and use is formulated by second material and first material mass ratio 5: 1, and the first material is a Polyether-Polyol Polyurethane Prepolymer, and the prescription quality ratio of second material is:
Flyash: 60%～70%;
100# petroleum bitumen: 20%～30%;
Thin oil: 5%～7%;
Toluene: 1%～1.8%;
4,4-diaminourea-3,3 dichloro-benzenes methane: 1%～2%;
Castor oil: 0.6%～0.7%;
Dibutyl phthalate (DBP): 0.2%～0.3%;
Antioxidant 1010: 0.07%;
Ultra-violet absorber UV-327:0.07%;
Organotin: 0.06%;
The summation of above-mentioned raw materials is 100%.
The preparation method of second material is, 100# petroleum bitumen, thin oil, the castor oil of prescription are heated to 125 ℃ of dehydrations 2 hours, add half flyash, stir, in 125 ℃, kept 2 hours, reduce to 105 ℃ and add 4,4-diaminourea-3,3 dichloro-benzenes methane, dibutyl phthalate (DBP), pour in the reactor evenly, behind the reaction 30min, add organotin with mechanical agitation, be cooled to 80 ℃ of adding toluene, antioxidant 1010 and ultra-violet absorber UV-327 and stir, add remaining flyash at last and be stirred to paste.
Description of drawings
Fig. 1 is an adhesion strength test schematic diagram.
The present invention is described in further detail for application process that provides below in conjunction with the inventor and experiment.
The specific embodiment
Further study according to the applicant, as long as above-mentioned fly ash synthesized channel joint impervious material is according to certain method, can be used at damping interface or at subaqueous work, the applicant tests in damping interface or water this material, experimental results show that, this fly ash synthesized channel joint material reaches more than 80% of adhesion strength at dry interface in the adhesion strength of damping interface or subaqueous work, can solve the humid zone water adhesion problem that is run in the actual engineering fully, satisfy the engineering instructions for use.
Fly ash synthesized channel joint material of the present invention can be used according to the following method that the inventor provides at damping interface or in the application of subaqueous work:
1, the fly ash synthesized channel joint material is in the damping interface construction application
The fly ash synthesized channel joint material carries out according to the following step in the damping interface construction application:
1) granule foreign on the damping interface or earth etc. are cleaned out;
2) pour into or embed fly ash synthesized channel joint material (patent No. ZL 200310118992.X) in the seam;
3) joint surface is covered with kraft or newspaper or sealed polyethylene plastic, and its edge is fixed with adhesive tape;
4) use weight compactings such as fragment of brick, stone above;
5) 2 hours summers, in 4 hours winters, with fragment of brick, weights such as stone take down spring and autumn after 3 hours.
6) adhesive tape is thrown off, kraft, newspaper can take down, and when waiting channel to cross water, just come off naturally.Polyethylene sheeting and flyash channel joint material are non-caked, easily it are taken off.
2, the fly ash synthesized channel joint material is in the application of subaqueous work
The fly ash synthesized channel joint material carries out according to the following step in the application of subaqueous work:
1) will treat in the water that granule foreign on the bonding interface or earth etc. cleans out.
2) position that will be to be glued forms a relatively chamber of sealing with plastic foam plate etc.;
3) fly ash synthesized channel joint material (patent No. ZL 200310118992.X) is poured in grease gun or applicator gun or the solid polybag;
4) will irritate the grease gun of fly ash synthesized channel joint material or applicator gun or polybag and put into water, the muzzle of grease gun or applicator gun is aimed in the bonding chamber, if use polybag, polybag one angular alignment bonding is looked bonding chamber size cut off a size and the corresponding openning in bonding chamber.
5) if this bonding chamber is a level, joint filler is pressed into the bonding chamber in water, moisture in the chamber is extruded, with the joint filler tamping, joint filler is closely contacted with limit, the chamber wall that bonds with waddy or metal tamper.With the ganoid baffle plate that is surrounded by polyethylene sheeting (can be plank, metal sheet, slabstone etc.) will the bond outside compacting in chamber and the weight (stone, fragment of brick or metal derby etc.) of exerting pressure on top.
6) if this bonding chamber is vertical or inclination in water, with the ganoid baffle plate that is surrounded by polyethylene sheeting (can be plank, metal sheet, slabstone etc.) will the bond outside compacting in chamber and fixing, an osculum is left on top, and joint filler is pressed in the chamber gradually from the top osculum, simultaneously water is extruded in the chamber, after joint filler filled up, the baffle plate that this osculum is surrounded by polyethylene sheeting with another fritter was sealed and is fixing.
7) 4 hours summers, in 8 hours winters, with fragment of brick, weight such as stone and baffle plate take down and get final product spring and autumn after 6 hours.
3, concrete adhesion strength experimental technique is as follows:
Bonding substrates adopts above reinforced cement-mortar board of the 28 day dry length of time, it is of a size of 75mm * 25mm * 12mm, each sample comprises two blocks of reinforced cement-mortar boards, two blocks of reinforced cement-mortar boards are kept flat, the 12mm distance is stayed in the centre, and two uses the waxdip wooden unit of 12mm * 12mm * 12.5mm as isolating cushion block respectively.On separate paper, two bonding substrates and two isolation cushion blocks are assembled into cavity.With water on the surface brush of bonding substrates, the joint filler pointing that stirs is gone in the cavity.Note avoiding forming bubble, test portion is squeezed on the bonding plane of base material, it is closely knit to bond, and finishing test portion surface makes it the upper surface flush with base material and cushion block.The sample for preparing is placed a test in the length of time in week under standard conditions.
Or with 28 days dry reinforced cement-mortar boards more than the length of time of bonding substrates employing, it is of a size of 75mm * 25mm * 12mm, each sample comprises two blocks of reinforced cement-mortar boards, two blocks of reinforced cement-mortar boards are kept flat, the 12mm distance is stayed in the centre, and two uses the waxdip wooden unit of 12mm * 12mm * 12.5mm as isolating cushion block respectively.On separate paper, two bonding substrates and two isolation cushion blocks are assembled into cavity.Above device is put into water, the joint filler that stirs is poured in the applicator gun, in applying glue muzzle aligned with cavities, joint filler is pressed in the cavity, moisture in the chamber is discharged, finishing test portion surface makes it the upper surface flush with base material and cushion block.The sample for preparing is tested in placing a length of time in week in water.
As shown in Figure 1, in adhesion strength when test,, the sample 3 that will have a bonding substrates 2 is put into 1 li of the anchor clamps of the universal testing machine of 10KN, stretches with the speed of 5mm/min, till being pulled to sample 3 and destroying, writes down powerful value and elongation.Is exactly the adhesion strength value with the brute force value divided by bond area 600mm.
Example 1 is executed in experiment, and recording adhesion strength on the dried noodle is 1.02MPa, and recording adhesion strength on the damping interface is 0.91MPa, adhesion strength 0.83MPa in the water.
Example 2 is executed in experiment, and recording adhesion strength on the dried noodle is 1.10MPa, and recording adhesion strength on the damping interface is 0.93MPa, adhesion strength 0.84MPa in the water.
Example 3 is executed in experiment, and recording adhesion strength on the dried noodle is 0.92MPa, and recording adhesion strength on the damping interface is 0.81MPa, adhesion strength 0.73MPa in the water.
Above adhesion strength value all greater than the 0.2MPa adhesion strength value of GB JC/T482 and JC/T483 regulation, can satisfy the engineering requirement of actual application far away.
Claims (4)
1, a kind of known fly ash synthesized channel joint impervious material is in the application of damping interface or subaqueous work.
2, application as claimed in claim 1, it is characterized in that, described known fly ash synthesized channel joint impervious material, comprise the first material of gradation composition and the second material of formula components preparation, use is formulated by second material and first material mass ratio 5: 1, the first material is a Polyether-Polyol Polyurethane Prepolymer, and the prescription quality ratio of second material is:
Flyash: 60%～70%;
100# petroleum bitumen: 20%～30%;
Thin oil: 5%～7%;
Toluene: 1%～1.8%;
4,4-diaminourea-3,3 dichloro-benzenes methane: 1%～2%;
Castor oil: 0.6%～0.7%;
Dibutyl phthalate (DBP): 0.2%～0.3%;
Antioxidant 1010: 0.07%;
Ultra-violet absorber UV-327:0.07%;
Organotin: 0.06%;
The summation of above-mentioned raw materials is 100%;
The preparation method of second material is, 100# petroleum bitumen, thin oil, the castor oil of prescription are heated to 125 ℃ of dehydrations 2 hours, add half flyash, stir, in 125 ℃, kept 2 hours, reduce to 105 ℃ and add 4,4-diaminourea-3,3 dichloro-benzenes methane, dibutyl phthalate (DBP), pour in the reactor evenly, behind the reaction 30min, add organotin with mechanical agitation, be cooled to 80 ℃ of adding toluene, antioxidant 1010 and ultra-violet absorber UV-327 and stir, add remaining flyash at last and be stirred to paste.
3, application as claimed in claim 1 or 2 is characterized in that, described fly ash synthesized channel joint material carries out according to the following step in the damping interface construction application:
1) granule foreign on the damping interface or earth are cleaned out;
2) pour into or embed the fly ash synthesized channel joint material in the seam;
3) joint surface is covered with kraft or newspaper or sealed polyethylene plastic, and its edge is fixed with adhesive tape;
4) top with fragment of brick or stone compacting;
5) 2 hours summers, in 4 hours winters, after spring, 3 hours autumns fragment of brick or stone are taken down;
6) adhesive tape is thrown off, kraft or newspaper need not take down, and come off naturally when waiting channel to cross water, and polyethylene sheeting and flyash channel joint material are non-caked, easily it are taken off.
4, application as claimed in claim 1 or 2 is characterized in that, described fly ash synthesized channel joint material carries out according to the following step in the application of subaqueous work:
1) will treat in the water that granule foreign or earth on the bonding interface cleans out;
2) position that will be to be glued surrounds the chamber of a sealing with plastic foam plate;
3) the fly ash synthesized channel joint material is poured in grease gun or applicator gun or the polybag;
4) will irritate the grease gun of fly ash synthesized channel joint material or applicator gun or polybag and put into water, the muzzle of grease gun or applicator gun is aimed in the bonding chamber, if with the polybag that pours into the fly ash synthesized channel joint material, with polybag one angular alignment bonding chamber, look bonding chamber size and cut off a size and export accordingly with the bonding chamber;
5) if the bonding chamber is a level, joint filler is pressed into the bonding chamber in water, moisture in the chamber is extruded, with the tamping of fly ash synthesized channel joint material, the fly ash synthesized channel joint material is closely contacted with the limit wall in the chamber that bonds with waddy or metal tamper; With the ganoid baffle plate that the is surrounded by polyethylene sheeting weight that the outside compacting in chamber and exert pressure on top stone or fragment of brick or metal derby constitute that will bond;
6) if the bonding chamber is vertical or inclination in water, with will the bond outside compacting in chamber and fixing of the ganoid baffle plate that is surrounded by polyethylene sheeting, an osculum is left on top, gradually be pressed into chamber in from the top osculum fly ash synthesized channel joint material, simultaneously water is extruded in the bonding chamber, after the fly ash synthesized channel joint material filled up, the baffle plate that this osculum is surrounded by polyethylene sheeting with another fritter was sealed and is fixing;
7) 4 hours summers, in 8 hours winters, weight that spring and autumn after 6 hours constitutes fragment of brick or stone or metal derby and baffle plate take down and get final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101508190A CN101349045B (en) | 2008-09-05 | 2008-09-05 | Application of coal ash synthetic channel jointing material on damping interface or in water construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101508190A CN101349045B (en) | 2008-09-05 | 2008-09-05 | Application of coal ash synthetic channel jointing material on damping interface or in water construction |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101755525A Division CN101684643B (en) | 2008-09-05 | 2008-09-05 | Application of coal ash synthetic channel jointing material on damping interface or in water construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101349045A true CN101349045A (en) | 2009-01-21 |
| CN101349045B CN101349045B (en) | 2010-06-02 |
Family
ID=40267996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101508190A Expired - Fee Related CN101349045B (en) | 2008-09-05 | 2008-09-05 | Application of coal ash synthetic channel jointing material on damping interface or in water construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101349045B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103351173A (en) * | 2013-07-08 | 2013-10-16 | 陕西煤业化工建设（集团）有限公司 | Sealant used during impermeable concrete test |
| CN104110011A (en) * | 2014-07-29 | 2014-10-22 | 葛洲坝集团第五工程有限公司 | Fly ash filling device for waterstop steel cover of surface layer of concrete faced rockfill dam and filling method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1150291A1 (en) * | 1983-10-05 | 1985-04-15 | Vnii Gidrotekh | Counter-seepage roof for storages |
| CN1242126C (en) * | 2003-12-15 | 2006-02-15 | 西北农林科技大学 | Channel joint leakage prevention construction method |
| CN1228409C (en) * | 2003-12-15 | 2005-11-23 | 西北农林科技大学 | Flyash-synthesized channel joint impervious material and preparation method thereof |
| CN1317458C (en) * | 2005-07-14 | 2007-05-23 | 西北农林科技大学 | Construction method for preventing seepage of channel joints |
-
2008
- 2008-09-05 CN CN2008101508190A patent/CN101349045B/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103351173A (en) * | 2013-07-08 | 2013-10-16 | 陕西煤业化工建设（集团）有限公司 | Sealant used during impermeable concrete test |
| CN104110011A (en) * | 2014-07-29 | 2014-10-22 | 葛洲坝集团第五工程有限公司 | Fly ash filling device for waterstop steel cover of surface layer of concrete faced rockfill dam and filling method thereof |
| CN104110011B (en) * | 2014-07-29 | 2016-05-04 | 中国葛洲坝集团第五工程有限公司 | For device and the method for filling of rock surface watertight seal steel cage perfusion powder coal ash |
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| Publication number | Publication date |
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| CN101349045B (en) | 2010-06-02 |
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Granted publication date: 20100602 Termination date: 20100905 |