CN104559137B - High resiliency no-solvent polyurethane loss circulation material and preparation method and application - Google Patents
High resiliency no-solvent polyurethane loss circulation material and preparation method and application Download PDFInfo
- Publication number
- CN104559137B CN104559137B CN201410804056.2A CN201410804056A CN104559137B CN 104559137 B CN104559137 B CN 104559137B CN 201410804056 A CN201410804056 A CN 201410804056A CN 104559137 B CN104559137 B CN 104559137B
- Authority
- CN
- China
- Prior art keywords
- component
- high resiliency
- loss circulation
- circulation material
- solvent polyurethane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention belongs to chemical building material field, a kind of high resiliency no-solvent polyurethane loss circulation material and preparation method and application is disclosed.The high resiliency no-solvent polyurethane loss circulation material compares 1 by weight:1 first component and second component composition；First component includes following components：PPG 61~67.2%, isocyanates 16.8~23.0%, amino silane 2~5.0%, diluent 3~5.0%, plasticizer A 6~11.0%；Second component includes following components：Water 8~12.0%, emulsifying agent 0.3~0.5%, catalyst 0.2~0.6%, plasticizer B62.3~70.5%, CO2Absorbent 20.0~25.0%, defoamer 0.2~0.4%.The adhesion strength of this product elongation height and moist concrete is big, can effectively adapt to the contraction distortion of concrete, prevent leak stopping from failing.
Description
Technical field
The invention belongs to chemical building material field, more particularly to a kind of high resiliency no-solvent polyurethane loss circulation material and its
Preparation method and application.
Background technology
To prevent cracking or the destruction of concrete structure, movement joint is typically all set in different structure junction, to absorb
Or buffer structure is because of the stress of the generations such as the temperature difference, sedimentation, vibrations, but it is deformation joint seepage water the problem of thus bring.Use at present
Loss circulation material, mostly using the flexible chemical grouting material such as one pack system soluble polyurethane, acrylates, these slurry materials have
Certain water absorption and swelling function or with water reaction and volume rapid expanding is deformed, reach the effect of sealing leak stopping.But due to these
Starch after material consolidation with the adhesion strength of moist concrete than relatively low, elongation is relatively low, when level of ground water changes, Bian Huiyin
Drying shrinkage bonds insecure and leak stopping failure occurs, it is difficult to meet the water blockoff requirement of movement joint.
Containing unique epoxy radicals, hydroxyl, ehter bond isoreactivity group and polar group in epoxy molecule structure, thus
Its solidfied material is high with moist concrete adhesion strength, is employed among the leak stopping in architectural engineering, but its larger, elongation of rigidity
It is very low, it is difficult to adapt to the deformation requirements of deformed concrete crack.
Therefore, in order to which the water of deformed concrete crack seepage is quickly blocked, and to make plugging effect persistently, research and develop a kind of energy
The rapid curing effectively in aqueous medium, very high, good with the Bond Performance Between Concrete polyurethane loss circulation material of elongation turns into
Market in the urgent need to.
The content of the invention
In order to overcome the shortcomings and deficiencies of the prior art described above, primary and foremost purpose of the invention be to provide a kind of high resiliency without
Solvent polyurethane loss circulation material.
Another object of the present invention is to provide the preparation method of above-mentioned high resiliency no-solvent polyurethane loss circulation material.
It is still another object of the present invention to provide the application of above-mentioned high resiliency no-solvent polyurethane loss circulation material.
The purpose of the present invention is achieved through the following technical solutions：
A kind of high resiliency no-solvent polyurethane loss circulation material, the high resiliency no-solvent polyurethane loss circulation material compares 1 by weight:
1 first component and second component composition；
First component includes following components：
Second component includes following components：
The PPG is the PPG dihydric alcohol that molecular weight is 4000~8000, and the preferably trade mark is DDL-
4000D, DDL-6000D or DDL-8000D PPG；
The isocyanates is methyl diphenylene diisocyanate (MDI)；
The amino silane is anilinomethyl triethoxysilane, and preferably the trade mark is ND-42 or WD-42 amino silane；
The diluent is polypropylene glycol diglycidyl ether (PPGDGE)；
The plasticizer A is DOTP (DOTP) or diethylene glycol dibenzoate (DEDB)；
The water is clean running water；
The emulsifying agent is non-ionic aliphatic oxirane condensation product, preferably peregal -10, peregal -15 or
Peregal -20；
The catalyst is the mixture of dibutyl tin laurate (DBTDL) and triethylene diamine (DABCO)；
The plasticizer B is DOTP (DOTP) or diethylene glycol dibenzoate (DEDB)；
The CO2Absorbent is superfine cement, and preferably the trade mark is MFC-GM6000 or MFC-GM8000 superfine cement；
The defoamer is methylalkylpolysiloxanes, and preferably the trade mark is BYK-085 defoamer.
The preparation method of above-mentioned high resiliency no-solvent polyurethane loss circulation material, including following operating procedure：
(1) preparation of first component：In in closed reactor, PPG is added, is 105~115 DEG C in temperature, very
Reciprocal of duty cycle is to be dehydrated 2h under conditions of -0.086MPa, is cooled to 60 DEG C, adds isocyanates, is warming up to 70~80 DEG C, reaction 2~
3h, adds amino silane, continues to react 1~2h, obtains base polyurethane prepolymer for use as；Add diluent and plasticizer A, stirring 0.5
~1h, is cooled to less than 50 DEG C, obtains first component；Wherein, the consumption of each raw material is by weight percentage：PPG
61.0%~67.2%, isocyanates 16.8%~23.0%, amino silane 2%~5%, diluent 3%~5%, plasticizer A
6%~11%；
(2) preparation of second component：In in closed reactor, water, emulsifying agent and catalyst are first added, is well mixed, plus
Enter plasticizer B, stir 0.5~1h, add CO2Absorbent and defoamer, stir, and are ground with three-roll grinder, obtain
Second component；Wherein, the consumption of each raw material is by weight percentage：Water 8%~12%, emulsifying agent 0.3%~0.5%, catalysis
Agent 0.2%~0.6%, plasticizer B 62.3%~70.5%；CO2Absorbent 20.0%~25.0%, defoamer 0.2%~
0.4%；
(3) by first component and second component according to weight ratio 1:1 is well mixed, and obtains high resiliency no-solvent polyurethane leak stopping material
Material.
Above-mentioned high resiliency no-solvent polyurethane loss circulation material is in the big movement joint of the deflection of subway, high ferro, vcehicular tunnel
Application in the fast blockage of percolating water.
The present invention has the following advantages and effect relative to prior art：
(1) CO that polyurethane reacts with water is absorbed using superfine cement2, foaming can be reduced, it is ensured that loss circulation material solidifies
Induration compactness afterwards, elongation can be significantly increased.
(2) it is connected to using anilinomethyl triethoxysilane in polyurethane backbone, utilizes the characteristic of siloxanes, by increasing capacitance it is possible to increase
The cohesive force of polyurethane loss circulation material and moist concrete.
(3) using diluent of the polypropylene glycol diglycidyl ether (PPGDGE) as base polyurethane prepolymer for use as, except can drop
It is epoxy functionalized in the amine and polypropylene glycol diglycidyl ether of production when base polyurethane prepolymer for use as and water reaction outside low viscosity
Group chemically reacts, increase polyurethane loss circulation material and moist concrete adhesion strength.
(4) with being currently usually used in the chemical grouting materials such as one-component soluble polyurethane, the acrylates of movement joint leak stopping
Compare, the elongation height of this product and the adhesion strength of moist concrete are big, can effectively adapt to the contraction distortion of concrete,
Prevent leak stopping from failing.
Embodiment
With reference to embodiment, the present invention is described in further detail, but the implementation of the present invention is not limited to this.
In the embodiment of the present invention viscosity of slurries, density according to《Polyurethane grouting material》(JC/T 2041-2010) is carried out
Determine.Primogel time in water, under water adhesion strength according to《Epoxy resin loss circulation material》(Q/HGXT 7-2011) is surveyed
It is fixed.Tensile strength, elongation at break according to《Polyurethane water-proof paint》(GB/T 19250-2013) is measured.
Embodiment 1
(1) preparation of first component
In in closed reactor, DDL-4000D PPG 305.0g are added, are 105 DEG C, vacuum in temperature
To be dehydrated 2h under conditions of -0.086MPa, 60 DEG C are cooled to, methyl diphenylene diisocyanate (MDI) 115.0g, heating is added
To 80 DEG C, 2h is reacted, anilinomethyl triethoxysilane (ND-42) 25.0g is added, continues to react 2h, obtains polyurethane pre-
Aggressiveness；Add diluent polypropylene glycol diglycidyl ether (PPGDGE) 25.0g, plasticizer DOTP
(DOTP) 30.0g, stirs 1h, is cooled to less than 50 DEG C, obtains 500.0g first components.
(2) preparation of second component
In in closed reactor, water 120.0g, the 3.0g of peregal -10, catalyst 2.0g (wherein two bays are first added
Sour dibutyl tin (DBTDL) 1.0g, triethylene diamine (DABCO) 1.0g), it is well mixed, adds DOTP
(DOTP) 623.0g, stirs 0.5h, adds MFC-GM6000 superfine cement 250.0g, and defoamer BYK-085 2g stirrings are equal
It is even, ground one time with three-roll grinder, obtain 1000.0g second components.
(3) by first component and second component according to weight ratio 1:1 is well mixed, and obtains high resiliency no-solvent polyurethane leak stopping material
Material.In normal conditions, the Primogel time in the viscosity of test slurries, density, water.Then solidify 7 days, test tension is strong
Degree, elongation and adhesion strength under water.Performance indications are shown in Table 1.
Embodiment 2
(1) preparation of first component
In in closed reactor, DDL-6000D PPG 323.0g are first added, are 115 DEG C, vacuum in temperature
To be dehydrated 2h under conditions of -0.086MPa, 60 DEG C are cooled to, methyl diphenylene diisocyanate (MDI) 97.0g, heating is added
To 70 DEG C, 3h is reacted, anilinomethyl triethoxysilane (ND-42) 17.5g is added, continues to react 1h, obtains polyurethane pre-
Aggressiveness；Add diluent polypropylene glycol diglycidyl ether (PPGDGE) 20.0g, plasticizer DOTP (DOTP)
42.5g, stirs 0.5h, is cooled to less than 50 DEG C, obtains 500.0g first components.
(2) preparation of second component
In in closed reactor, water 100.0g, the 4.0g of peregal -15, catalyst 4.0g (wherein two bays are first added
Sour dibutyl tin (DBTDL) 2.0g, triethylene diamine (DABCO) 2.0g), it is well mixed, adds plasticizer terephthalic acid (TPA) two
Monooctyl ester (DOTP) 664.0g, stirs 1h, adds MFC-GM6000 superfine cements filler 225.0g, defoamer BYK-085 3g and stir
Mix uniform, ground one time with three-roll grinder, obtain 1000.0g second components.
(3) by first component and second component according to weight ratio 1:1 is well mixed, and obtains high resiliency no-solvent polyurethane leak stopping material
Material.In normal conditions, the Primogel time in the viscosity of test slurries, density, water.Then solidify 7 days, test tension is strong
Degree, elongation and adhesion strength under water.Performance indications are shown in Table 1.
Embodiment 3
(1) preparation of first component
In in closed reactor, DDL-8000D PPG 336.0g are added, are 110 DEG C, vacuum in temperature
To be dehydrated 2h under conditions of -0.086MPa, 60 DEG C are cooled to, methyl diphenylene diisocyanate (MDI) 84.0g, heating is added
To 75 DEG C, 2.5h is reacted, anilinomethyl triethoxysilane (ND-42) 10.0g is added, continues to react 1h, obtains polyurethane
Performed polymer；Add diluent polypropylene glycol diglycidyl ether (PPGDGE) 15.0g, plasticizer DOTP
(DOTP) 55.0g, stirs 0.8h, is cooled to less than 50 DEG C, obtains 500.0g first components.
(2) preparation of second component
In in closed reactor, water 80.0g, the 5.0g of peregal -20, catalyst 6.0g (wherein tin dilaurates are first added
Dibutyl tin (DBTDL) 3.0g, triethylene diamine (DABCO) 3.0g), it is well mixed, adds plasticizer terephthalic acid (TPA) two pungent
Ester (DOTP) 705.0g, stirs 1h, adds MFC-GM6000 superfine cements filler 200.0g, defoamer BYK-085 4.0g and stir
Mix uniform, ground one time with three-roll grinder, obtain 1000.0g second components.
(3) by first component and second component according to weight ratio 1:1 is well mixed, and obtains high resiliency no-solvent polyurethane leak stopping material
Material.In normal conditions, the Primogel time in the viscosity of test slurries, density, water.Then solidify 7 days, test tension is strong
Degree, elongation and with adhesion strength under water.Performance indications are shown in Table 1.
Embodiment 4
(1) preparation of first component
In in closed reactor, DDL-4000D PPG 305.0g are first added, are 112 DEG C, vacuum in temperature
To be dehydrated 2h under conditions of -0.086MPa, 60 DEG C are cooled to, methyl diphenylene diisocyanate (MDI) 115.0g, heating is added
To 72 DEG C, 2h is reacted, anilinomethyl triethoxysilane (WD-42) 25.0g is added, continues to react 2h, obtains polyurethane pre-
Aggressiveness, adds diluent polypropylene glycol diglycidyl ether (PPGDGE) 25.0g, elasticizer diethylene glycol dibenzoate (DEDB)
30.0g, stirs 1h, is cooled to less than 50 DEG C, obtains 500.0g first components.
(2) preparation of second component
In in closed reactor, water 120.0g, the 3.0g of peregal -10, catalyst 2.0g (wherein two bays are first added
Sour dibutyl tin (DBTDL) 1.0g, triethylene diamine (DABCO) 1.0g), it is well mixed, adds elasticizer diethylene glycol hexichol first
Acid esters (DEDB) 623.0g, stirs 0.5h, adds MFC-GM8000 superfine cement 250.0g, defoamer BYK-085 2g stirrings
Uniformly, ground one time with three-roll grinder, obtain 1000.0g second components.
(3) by first component and second component according to weight ratio 1:1 is well mixed, and obtains high resiliency no-solvent polyurethane leak stopping material
Material.In normal conditions, the Primogel time in the viscosity of test slurries, density, water.Then solidify 7 days, test tension is strong
Degree, elongation and adhesion strength under water.Performance indications are shown in Table 1.
Embodiment 5
(1) preparation of first component
In in closed reactor, DDL-6000D PPG 323.0g are first added, are 105 DEG C, vacuum in temperature
To be dehydrated 2h under conditions of -0.086MPa, 60 DEG C are cooled to, methyl diphenylene diisocyanate (MDI) 97.0g, heating is added
To 78 DEG C, 3h is reacted, anilinomethyl triethoxysilane (WD-42) 17.5g is added, continues to react 1.5h, obtains polyurethane
Performed polymer；Add diluent polypropylene glycol diglycidyl ether (PPGDGE) 20.0g, elasticizer diethylene glycol dibenzoate
(DEDB) 42.5g, stirs 0.5h, is cooled to less than 50 DEG C, obtains 500.0g first components.
(2) preparation of second component
In in closed reactor, water 100.0g, the 4.0g of peregal -15, catalyst 4.0g (wherein two bays are first added
Sour dibutyl tin (DBTDL) 2.0g, triethylene diamine (DABCO) 2.0g), it is well mixed, adds elasticizer diethylene glycol hexichol first
Acid esters (DEDB) 664.0g, stirs 1h, adds MFC-GM8000 superfine cement 225.0g, and defoamer BYK-085 3g stirrings are equal
It is even, ground one time with three-roll grinder, obtain 1000.0g second components.
(3) by first component and second component according to weight ratio 1:1 is well mixed, and obtains high resiliency no-solvent polyurethane leak stopping material
Material.In normal conditions, the Primogel time in the viscosity of test slurries, density, water.Then solidify 7 days, test tension is strong
Degree, elongation and with adhesion strength under water.Performance indications are shown in Table 1.
Embodiment 6
(1) preparation of first component
In in closed reactor, DDL-8000D PPG 336.0g are first added, are 115 DEG C, vacuum in temperature
To be dehydrated 2h under conditions of -0.086MPa, 60 DEG C are cooled to, methyl diphenylene diisocyanate (MDI) 84.0g, heating is added
To 70 DEG C, 3h is reacted, anilinomethyl triethoxysilane (WD-42) 10.0g is added, continues to react 2h, obtains polyurethane pre-
Aggressiveness；Add diluent polypropylene glycol diglycidyl ether (PPGDGE) 15.0g, elasticizer diethylene glycol dibenzoate (DEDB)
55.0g, stirs 0.6h, is cooled to less than 50 DEG C, obtains 500.0g first components.
(2) preparation of second component
In in closed reactor, water 80.0g, the 5.0g of peregal -20, catalyst 6.0g (wherein tin dilaurates are first added
Dibutyl tin (DBTDL) 3.0g, triethylene diamine (DABCO) 3.0g), it is well mixed, adds elasticizer diethylene glycol dibenzoic acid
Ester (DEDB) 705.0g, stirs 0.5h, adds MFC-GM8000 superfine cement 200.0g, and defoamer BYK-085 4g stirrings are equal
It is even, ground one time with three-roll grinder, obtain 1000.0g second components.
(3) by first component and second component according to weight ratio 1:1 is well mixed, and obtains high resiliency no-solvent polyurethane leak stopping material
Material.In normal conditions, the Primogel time in the viscosity of test slurries, density, water.Then solidify 7 days, test tension is strong
Degree, elongation and adhesion strength under water.Performance indications are shown in Table 1.
The high resiliency no-solvent polyurethane loss circulation material performance of table 1
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | |
| Viscosity, mPs | 523 | 610 | 623 | 550 | 665 | 702 |
| Density, g/cm3 | 1.10 | 1.08 | 1.05 | 1.10 | 1.08 | 1.06 |
| Primogel time in water, h | 1.5 | 1.7 | 1.8 | 1.4 | 1.8 | 1.9 |
| Tensile strength, MPa | 2.0 | 1.8 | 1.5 | 1.9 | 1.75 | 1.3 |
| Elongation, % | 513 | 689 | 810 | 510 | 695 | 805 |
| Adhesion strength, MPa under water | 1.8 | 1.5 | 1.2 | 1.7 | 1.3 | 1.0 |
Above-described embodiment is preferably embodiment, but embodiments of the present invention are not by above-described embodiment of the invention
Limitation, other any Spirit Essences without departing from the present invention and the change made under principle, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (5)
1. a kind of high resiliency no-solvent polyurethane loss circulation material, it is characterised in that：The high resiliency no-solvent polyurethane loss circulation material
Compare 1 by weight:1 first component and second component composition；
First component includes following components：
Second component includes following components：
2. a kind of high resiliency no-solvent polyurethane loss circulation material according to claim 1, it is characterised in that：
The PPG is the PPG dihydric alcohol that molecular weight is 4000~8000；
The isocyanates is methyl diphenylene diisocyanate；
The amino silane is anilinomethyl triethoxysilane；
The diluent is polypropylene glycol diglycidyl ether；
The plasticizer A is DOTP or diethylene glycol dibenzoate；
The water is clean running water；
The emulsifying agent is non-ionic aliphatic oxirane condensation product；
The catalyst is the mixture of dibutyl tin laurate and triethylene diamine；
The plasticizer B is DOTP or diethylene glycol dibenzoate；
The CO2Absorbent is superfine cement；
The defoamer is methylalkylpolysiloxanes.
3. a kind of high resiliency no-solvent polyurethane loss circulation material according to claim 1, it is characterised in that：
The PPG is the PPG that the trade mark is DDL-4000D, DDL-6000D or DDL-8000D；
The amino silane is the amino silane that the trade mark is ND-42 or WD-42；
The emulsifying agent is peregal -10, peregal -15 or peregal -20；
The CO2Absorbent is the superfine cement that the trade mark is MFC-GM6000 or MFC-GM8000；
The defoamer is the defoamer that the trade mark is BYK-085.
4. a kind of preparation method of high resiliency no-solvent polyurethane loss circulation material according to claim 1, it is characterised in that
Including following operating procedure：
(1) preparation of first component：In in closed reactor, PPG is added, is 105~115 DEG C, vacuum in temperature
To be dehydrated 2h under conditions of -0.086MPa, 60 DEG C are cooled to, isocyanates is added, 70~80 DEG C are warming up to, 2~3h is reacted, then
Amino silane is added, continues to react 1~2h, obtains base polyurethane prepolymer for use as；Diluent and plasticizer A are added, 0.5~1h is stirred,
Less than 50 DEG C are cooled to, first component is obtained；Wherein, the consumption of each raw material is by weight percentage：PPG 61.0%
~67.2%, isocyanates 16.8%~23.0%, amino silane 2%~5%, diluent 3%~5%, plasticizer A 6%~
11%；
(2) preparation of second component：In in closed reactor, water, emulsifying agent and catalyst are first added, is well mixed, adds and increases
Agent B is moulded, 0.5~1h is stirred, adds CO2Absorbent and defoamer, stir, and are ground with three-roll grinder, obtain second group
Point；Wherein, the consumption of each raw material is by weight percentage：Water 8%~12%, emulsifying agent 0.3%~0.5%, catalyst
0.2%~0.6%, plasticizer B 62.3%~70.5%；CO2Absorbent 20.0%~25.0%, defoamer 0.2%~
0.4%；
(3) by first component and second component according to weight ratio 1:1 is well mixed, and obtains high resiliency no-solvent polyurethane loss circulation material.
5. a kind of high resiliency no-solvent polyurethane loss circulation material according to claim 1 is in subway, high ferro, vcehicular tunnel
Application in the fast blockage of the big deformation joint seepage water of deflection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410804056.2A CN104559137B (en) | 2014-12-19 | 2014-12-19 | High resiliency no-solvent polyurethane loss circulation material and preparation method and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410804056.2A CN104559137B (en) | 2014-12-19 | 2014-12-19 | High resiliency no-solvent polyurethane loss circulation material and preparation method and application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104559137A CN104559137A (en) | 2015-04-29 |
| CN104559137B true CN104559137B (en) | 2017-09-05 |
Family
ID=53076256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410804056.2A Active CN104559137B (en) | 2014-12-19 | 2014-12-19 | High resiliency no-solvent polyurethane loss circulation material and preparation method and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104559137B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281194B (en) * | 2016-08-27 | 2020-09-22 | 惠州市腾威新材料有限公司 | Solvent-free high-elasticity isocyanate water-based runway glue and preparation method thereof |
| CN106883369A (en) * | 2017-03-17 | 2017-06-23 | 陕西德源府谷能源有限公司 | Compound mine packing material of a kind of cement polyurethane and preparation method thereof |
| CN109575215A (en) * | 2018-12-26 | 2019-04-05 | 沈阳力登维汽车部件有限公司 | A kind of foamed material and the method for preparing polyurethane foaming products using foamed material |
| CN109762134A (en) * | 2018-12-27 | 2019-05-17 | 耿佃勇 | Automobile-used polyurethane pedal pad and preparation method thereof |
| CN110294926A (en) * | 2019-06-28 | 2019-10-01 | 江苏中路工程技术研究院有限公司 | A kind of silicane-modified polyurethane material and its preparation method and application method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100582A (en) * | 2007-08-06 | 2008-01-09 | 北京东方雨虹防水技术股份有限公司 | Bi-component high-strength polyurethane waterproofing paint |
| CN101475772A (en) * | 2009-01-13 | 2009-07-08 | 西安通瑞新材料开发有限公司 | High performance polyurethane waterproof coating material and preparation thereof |
| CN101805588A (en) * | 2010-03-05 | 2010-08-18 | 中科院广州化灌工程有限公司 | Polyurethane road caulking sealant with good durability and production process |
| CN102718462A (en) * | 2012-07-09 | 2012-10-10 | 杭州国电大坝安全工程有限公司 | Chemical grouting material for reinforcing loose and broken bedrock |
| CN103724594A (en) * | 2013-12-31 | 2014-04-16 | 合肥工业大学 | Environment-friendly aqueous polyurethane grouting and water plugging material and preparation method thereof |
| CN103756605A (en) * | 2013-12-27 | 2014-04-30 | 中科院广州化灌工程有限公司 | Low-temperature rapidly-cured vinyl resin leakage-stopping material as well as preparation method and application thereof |
-
2014
- 2014-12-19 CN CN201410804056.2A patent/CN104559137B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100582A (en) * | 2007-08-06 | 2008-01-09 | 北京东方雨虹防水技术股份有限公司 | Bi-component high-strength polyurethane waterproofing paint |
| CN101475772A (en) * | 2009-01-13 | 2009-07-08 | 西安通瑞新材料开发有限公司 | High performance polyurethane waterproof coating material and preparation thereof |
| CN101805588A (en) * | 2010-03-05 | 2010-08-18 | 中科院广州化灌工程有限公司 | Polyurethane road caulking sealant with good durability and production process |
| CN102718462A (en) * | 2012-07-09 | 2012-10-10 | 杭州国电大坝安全工程有限公司 | Chemical grouting material for reinforcing loose and broken bedrock |
| CN103756605A (en) * | 2013-12-27 | 2014-04-30 | 中科院广州化灌工程有限公司 | Low-temperature rapidly-cured vinyl resin leakage-stopping material as well as preparation method and application thereof |
| CN103724594A (en) * | 2013-12-31 | 2014-04-16 | 合肥工业大学 | Environment-friendly aqueous polyurethane grouting and water plugging material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104559137A (en) | 2015-04-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104559137B (en) | High resiliency no-solvent polyurethane loss circulation material and preparation method and application | |
| CN103992633B (en) | A kind of polyurethane caulking material for ballastless track of high-speed railway expansion joint | |
| CN104559734B (en) | Double-component chemical-reaction thixotropic polyurethane waterproof paint and preparation method thereof | |
| CN101875786B (en) | Single-component room temperature vulcanized organosilicon sealant and preparation method thereof | |
| CN102079862B (en) | Single-component oil-soluble polyurethane grouting material, raw materials and preparation method thereof | |
| CN103834345B (en) | A kind of excellent one-component damp solidifying polyurethane fluid sealant of UV resistant performance | |
| CN102070874B (en) | High-permeability and high-strength epoxy grouting material, preparation method thereof and application thereof | |
| CN105176474B (en) | A kind of road gap-grouting glue suitable for wet facial cleft seam and preparation method thereof | |
| CN104974332A (en) | Foaming-free fast-curing high-strength leak-stopping waterproof polyurethane grouting material | |
| CN104559138A (en) | Hydrophilic double-component grouting plugging material | |
| RU2014150073A (en) | COMPOSITIONS OF POLYURETHANE GRINDING SOLUTIONS | |
| CN104045807B (en) | A kind of environment-protecting polyurethane water reinforcement material and preparation method thereof | |
| CN104292412A (en) | Cellulose base polyurethane prepolymer as well as sealing material using cellulose base polyurethane prepolymer, preparation method and application of cellulose base polyurethane prepolymer | |
| CN102964565A (en) | Silicate modified polyurethane high molecular material and preparation method thereof | |
| CN105924612A (en) | Regulating and controlling preparation method for nano-silicon dioxide sol and nano-silicon dioxide sol enhanced hydrophilic polyurethane grouting material | |
| CN110183607B (en) | Double-component water plugging reinforcing grouting material and preparation method thereof | |
| CN105038564B (en) | A kind of preparation method of environment-friendly type wet-solidifying single-component polyurethane water-repellent paint | |
| CN110643017B (en) | Hydrophilic environment-friendly polyurethane grouting material and preparation method and application thereof | |
| CN108129630A (en) | A kind of no-solvent type monocomponent polyurethane grouting material and preparation method thereof | |
| CN105037675A (en) | Rigid polyurethane-reinforced grouting material and preparation method thereof | |
| CN104177819A (en) | Interface agent for high-speed railway ballastless track polyurethane caulking material and preparation method thereof | |
| CN105111396A (en) | Elastic polyurethane resin grouting material as well as preparation method and application thereof | |
| CN103265679A (en) | Epoxy modified polyurethane composition for coal stratum reinforcement and preparation method thereof | |
| CN110551480A (en) | High-performance polyurethane caulking glue and preparation method thereof | |
| CN103602301B (en) | Underwater high polymer adhesive and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |