CN108219373A - 1：1 type leak stopping epoxy grouting material and its preparation method and application - Google Patents
1：1 type leak stopping epoxy grouting material and its preparation method and application Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/5006—Amines aliphatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/5026—Amines cycloaliphatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/5033—Amines aromatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/62—Alcohols or phenols
- C08G59/621—Phenols
- C08G59/623—Aminophenols
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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Abstract
The present invention relates to one kind 1：1 type leak stopping epoxy grouting material and its preparation method and application, the epoxy grouting material include component A and B component, and the component A is mainly prepared by the raw material of following mass fraction：5~33 parts of 50~100 parts of bisphenol A type epoxy resin, 10~20 parts of liquid novolac epoxy resin and auxiliary agent；The B component is mainly prepared by the raw material of following mass fraction：0~3 part of 50~100 parts of amine curing agent, 5~15 parts of viscosity diluent, 10~200 parts of modifying agent, 0~3 part of accelerating agent and silane coupling agent, the modifying agent are at least one of glycidol ether and epoxy resin.The present invention carries out reaction modifying by the reactive hydrogen of glycidol ether and/or epoxy resin and amine curing agent, impart the preferable toughness of curing agent and good water resistance, the brittleness of induration also accordingly declines, solve epoxy resin induration as grouting material brittleness it is big, easily in crack growth or contraction secondary cracking and amine curing agent solidification effect is poor in water the problem of.
Description
Technical field
The present invention relates to waterproofing and leakage-stopping field, more particularly to one kind 1：1 type leak stopping epoxy grouting material and its preparation side
Method and application.
Background technology
Country puts into infrastructure energetically in recent years, and building, rail traffic, there has also been leaps for the construction of highway, tunnel
The development of formula, this is necessarily accompanied with continuous promotion of the infrastructure construction to subject matter standard, the continuous promotion to technology requirement,
Continuous promotion to corresponding building materials, maintenance material technology standard simultaneously.
Current building, rail traffic, highway, tunnel are when there is percolating water, mostly using polymer cement, acrylic acid
The grouting material as waterproofing and leakage-stopping such as salt, third solidifying, polyurethane, the leak stopping principle of these materials have centainly in itself for material
Water absorption and swelling function, in crack after water suction curing, induration expands repeatedly, achievees the purpose that leak stopping.But these materials
Induration brittleness is big, and buffering rejected region can not be played while leak stopping and is split caused by geologic(al) factor, reason of expanding with heat and contract with cold
Stitch expansions, displacement etc., so as to cause in the leak stopping of building, rail traffic etc. easily because crack growth or contraction cause secondary open
It splits and leaks repeatedly, can only take stopgap measures cannot effect a permanent cure, and be not ideal water-proof plugging material.
Invention content
Based on this, it is necessary to provide a kind of toughness is preferable, intensity is higher 1：1 type leak stopping epoxy grouting material.
One kind 1：1 type leak stopping epoxy grouting material, including component A and B component, the component A is mainly by following mass parts
Several raw materials are prepared：50~100 parts of bisphenol A type epoxy resin, 10~20 parts of liquid novolac epoxy resin and auxiliary agent 5~33
Part；The B component is mainly prepared by the raw material of following mass fraction：50~100 parts of amine curing agent, viscosity diluent 5
0~3 part of~15 parts, 10~200 parts of modifying agent, 0~3 part of accelerating agent and silane coupling agent, the modifying agent are glycidol ether
At least one of with epoxy resin.
The glycidol ether is allyl glycidyl ether, butyl glycidyl ether, benzyl in one of the embodiments,
It is one or more in base glycidol ether, o-tolyl glycidol ether and C12-C14 alkyl glycidyl ethers, the epoxy
Resin is E51 types epoxy resin and/or E44 type epoxy resin.
The amine curing agent is phenolic aldehyde amine, diethylenetriamine, triethylene tetramine, isophthalic in one of the embodiments,
It is one or more in dimethylamine and isophorone diamine.
The modifying agent is benzyl glycidyl ether and/or o-tolyl glycidol ether in one of the embodiments,
And the mass fraction of the modifying agent is 100~200 parts, the amine curing agent is phenolic aldehyde amine and the matter of the amine curing agent
It is 80~100 parts to measure number.
The viscosity diluent is benzyl alcohol, dibutyl phthalate and O-phthalic in one of the embodiments,
It is one or more in dioctyl phthalate.
The mass ratio of the component A and the B component is 1 in one of the embodiments,:0.8~1.2.
The liquid novolac epoxy resin is phenol type novolac epoxy resin and/or adjacent first in one of the embodiments,
Phenolic novolac epoxy resin.
The accelerating agent is 2-methylimidazole, 2-ethyl-4-methylimidazole, 2- phenyl miaows in one of the embodiments,
It is one or more in azoles and three-(dimethylamino methyl) phenol.
The present invention also provides one kind above-mentioned 1：The preparation method of 1 type leak stopping epoxy grouting material, includes the following steps：
The amine curing agent, viscosity diluent and modifying agent are mixed and stirred for uniformly, back flow reaction is after 3~5 hours
It adds in the raw material of the remaining B component and stirs evenly to get the B component；
The bisphenol A type epoxy resin, liquid novolac epoxy resin and auxiliary agent are mixed and stirred for uniformly up to the A groups
Point.
The present invention also provides one kind above-mentioned 1：Application of the 1 type leak stopping epoxy grouting material in waterproofing and leakage-stopping.
There are the groups such as phenyl ring, ehter bond, hydroxyl, epoxy group, it is very good that phenyl ring assigns epoxy resin in epoxy molecule
Mechanical strength and heat resistance, ehter bond assigns its good chemical resistance, and hydroxyl has the interfaces such as epoxy and concrete, metal
Good caking property, epoxy group allow it to have reactivity well, can react curing at normal temperatures, and react an epoxy
Group will release a hydroxyl, and the cohesive force of epoxy resin is made further to be promoted.Excellent resistant to chemical etching of epoxy resin
Property, good cementability and very high mechanical strength, the ring being widely used in water proof anti-corrosive paint, architectural engineering
The industrial circles such as oxygen floor paint, electronic encapsulation material, adhesive, but in waterproofing and leakage-stopping field, because its induration brittleness is larger
With the problem of consolidation effect is bad in water, it is difficult to promote and apply.Glycidol ether and/or epoxy are added in B component of the present invention
Resin and amine curing agent react changing by glycidol ether and/or epoxy resin with the reactive hydrogen of amine curing agent
Property, increase the segment of curing agent, so as to assign the preferable toughness of curing agent and good water resistance, while reduce in curing agent
The reactive hydrogen that can be reacted with epoxy resin, makes the epoxy resin connected on same curing agent tail off, and the brittlement phase of induration should
Decline, solve epoxy resin induration as grouting material brittleness greatly, the easy secondary cracking in crack growth or contraction, with
And amine curing agent the problem of solidification effect is poor in water.And glycidol ether and/or epoxy resin carry out amine curing agent
It is modified to cause viscosity is excessive can not use, therefore a certain amount of viscosity diluent need to be also added in B component and is diluted
To reduce viscosity.Further, component A selects the preferable bisphenol A type epoxy resin of performance, and is added to a certain amount of liquefied phenol
Formaldehyde epoxy resin, to solve the problems, such as that intensity is insufficient after curing agent chain extension, comprehensive consideration can obtain intensity more than 40MPa and tough
The good epoxy grouting material of property, cushioning effect can be played in crack growth or diminution.In addition, by glycidol ether and/
Or epoxy resin is partially end-blocked to the active group progress of amine curing agent, reduces cross-linking reaction point, reduces to a certain extent
The reactivity of curing agent, therefore component A can by quality parts ratio 1 with B component when in use：1 carries out dispensing, solves one
As grouting material the problem of component A and B component ratio are excessive when using, more efficient, dispensing is more accurate, and material property more has guarantor
Barrier.
Specific embodiment
For the ease of understand the present invention, the present invention will be described more fully below, and give the present invention compared with
Good embodiment.But the present invention can realize in many different forms, however it is not limited to embodiment described herein.Phase
Instead, the purpose for providing these embodiments is the understanding more thorough and comprehensive made to the disclosure.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more phases
The arbitrary and all combination of the Listed Items of pass.
The 1 of an embodiment of the present invention：1 type leak stopping epoxy grouting material, including component A and B component, component A mainly by
The raw material of following mass fraction is prepared：50~100 parts of bisphenol A type epoxy resin, 10~20 parts of liquid novolac epoxy resin
With 5~33 parts of auxiliary agent；B component is mainly prepared by the raw material of following mass fraction：50~100 parts of amine curing agent, viscosity
0~3 part of 5~15 parts of diluent, 10~200 parts of modifying agent, 0~3 part of accelerating agent and silane coupling agent, modifying agent is glycidol
At least one of ether and epoxy resin.
Glycidol ether and/or epoxy resin and amine curing agent are added in present embodiment B component, passes through shrink
The reactive hydrogen of glycerin ether and/or epoxy resin and amine curing agent carries out reaction modifying, increases the segment of curing agent, so as to assign
The preferable toughness of curing agent and good water resistance, while the reactive hydrogen that can be reacted in curing agent with epoxy resin is reduced, make
The epoxy resin connected on same curing agent tails off, and the brittlement phase of induration should decline, and solves epoxy resin induration work
For grouting material brittleness is big, easy secondary cracking and amine curing agent solidification effect in water in crack growth or contraction
The problem of poor.And glycidol ether and/or epoxy resin can cause viscosity is excessive can not make after being modified to amine curing agent
With, therefore a certain amount of viscosity diluent need to be also added in B component and is diluted to reduce viscosity.Further, component A is selected
With the bisphenol A type epoxy resin of better performances, and a certain amount of liquid novolac epoxy resin is added to, to solve curing agent chain extension
The problem of intensity is insufficient afterwards, comprehensive consideration can obtain intensity more than 40MPa and the epoxy grouting material of good toughness, expand in crack
Cushioning effect can be played during big or diminution.In addition, by glycidol ether and/or epoxy resin to the activity of amine curing agent
Group progress is partially end-blocked, reduces cross-linking reaction point, reduces the reactivity of curing agent to a certain extent, therefore is using
When component A and B component can be by quality parts ratio 1：1 carries out dispensing, solves component A and B component when general grouting material uses
The problem of ratio is excessive, more efficient, dispensing is more accurate, and material property is more secure.
In one embodiment, glycidol ether for allyl glycidyl ether, butyl glycidyl ether, benzyl shrink it is sweet
One or more in oily ether, o-tolyl glycidol ether and C12-C14 alkyl glycidyl ethers, epoxy resin is E51 types
Epoxy resin and/or E44 type epoxy resin.Most preferably benzyl glycidyl ether and/or o-tolyl glycidol ether, can make
The induration toughness formed after component A and B component mixing is preferably and intensity is also higher, and comprehensive performance is preferable, and the viscosity needed
Diluent is less.Suboptimum is selected as E51 types epoxy resin and/or E44 type epoxy resin, because its modified viscosity is relatively large, needs
The viscosity diluent wanted is also relatively more, and butylglycidylether modified rear toughness is best, but intensity is relatively low.
In one embodiment, amine curing agent for phenolic aldehyde amine, diethylenetriamine, triethylene tetramine, m-xylene diamine and
It is one or more in isophorone diamine.Most preferably phenolic aldehyde amine, the amount of glycidol ether that phenolic aldehyde amine need to add when being modified
Fewer, modified viscosity is relatively low, and the viscosity diluent needed is less, and practicability is more preferable, although phenolic aldehyde amine is crisp in itself
Property is larger, but its concretion body strength is higher, and modified concretion body strength has a degree of decline, and toughness significantly improves
, it is more suitable for the demand of this programme.Suboptimum is selected as m-xylene diamine, and the amount of required glycidol ether is less than divinyl when modified
Triamine and triethylene tetramine, applicability are also relatively good.
Preferably, modifying agent is benzyl glycidyl ether and/or the mass parts of o-tolyl glycidol ether and modifying agent
Number is 100~200 parts.Preferably, it is 80~100 parts that amine curing agent, which is the mass fraction of phenolic aldehyde amine and amine curing agent,.
In one embodiment, viscosity diluent is benzyl alcohol, dibutyl phthalate and dioctyl phthalate
In it is one or more, viscosity can be effectively reduced, and the not direct ingredient with B component reacts, and it is bad will not to generate other
It influences.
Optionally, the mass ratio of component A and B component is 1:0.8~1.2.In this way, the quality parts ratio of component A and B component
Value is smaller, reduces dispensing difficulty during use, construction efficiency higher, dispensing is more accurate, and material property is more secure.
In one embodiment, liquid novolac epoxy resin is phenol type novolac epoxy resin and/or o-cresol type phenolic aldehyde
Epoxy resin, the larger intensity that can effectively increase induration of rigidity.It is appreciated that liquid novolac epoxy resin refers in standard
It is liquid and not solvent-laden phenolic resin at room temperature.
Optionally, accelerating agent is 2-methylimidazole, 2-ethyl-4-methylimidazole, 2- phenylimidazoles and three-(dimethylamino
Methyl) it is one or more in phenol, with above-mentioned fixative and with reaction rate can be improved.
Optionally, silane coupling agent is 3- glycidylpropyl trimethoxy silanes (DOW CORNING Z-6040), 3- (2,3-
The third oxygen of epoxy) propyl trimethoxy silicane, 3- (the third oxygen of 2,3- epoxies) propyl-triethoxysilicane, trimethoxy [2- (7- oxa-s
Two rings [4.1.0] hept- 3- yls) ethyl] silane, triethoxy [2- (7- oxabicyclos [4.1.0] hept- 3- yls) ethyl] silane,
It is one or more in phenyl triethoxysilane, phenyltrimethoxysila,e, dimethoxydiphenylsilane.
In one embodiment, according to the mass fraction, auxiliary agent includes 0~3 part of 5~30 parts of reactive diluent and antifoaming agent.
Specifically, reactive diluent is allyl glycidyl ether, butyl glycidyl ether, benzyl glycidyl ether, o-tolyl contract
It is one or more in water glycerin ether and C12-C14 alkyl glycidyl ethers.Optionally, bisphenol A type epoxy resin is E-44 types
Epoxy resin or E-51 type epoxy resin.
Above-mentioned the 1 of an embodiment of the present invention：The preparation method of 1 type leak stopping epoxy grouting material, includes the following steps S1
~S2：
S1, amine curing agent, viscosity diluent and modifying agent are mixed and stirred for uniformly, back flow reaction adds after 3~5 hours
Enter the raw material of remaining B component and stir evenly to get B component.
In one embodiment, amine curing agent is added in a kettle, modifying agent is slowly added dropwise under stirring, simultaneously
Viscosity diluent is slowly added to, 3~5h is reacted under reflux conditions, the raw material of remaining B component is added after the reaction was complete, is stirred
0.5~1.5 hour is mixed up to B component.
S2, bisphenol A type epoxy resin, novolac epoxy resin and auxiliary agent are mixed and stirred for uniformly up to component A.
The preparation method of present embodiment is simple for process, easily operated, passes through glycidol ether and/or epoxy resin and amine
The reactive hydrogen of class curing agent carries out reaction modifying, imparts the preferable toughness of curing agent and good water resistance, induration
Brittleness also accordingly declines, then be aided with viscosity diluent using cooperate with solve epoxy resin induration as grouting material brittleness it is big,
Easily secondary cracking and amine curing agent the problem of solidification effect is poor in water in crack growth or contraction, coordinate component A
Bisphenol A type epoxy resin and novolac epoxy resin, synthesis can obtain epoxy grouting material of the intensity more than 40MPa and good toughness
Material, cushioning effect can be played in crack growth or diminution.
The present invention also provides one kind above-mentioned 1：Application of the 1 type leak stopping epoxy grouting material in waterproofing and leakage-stopping.Specifically,
It can be by above-mentioned 1：1 type leak stopping epoxy grouting material is applied to the industries such as building, high ferro circuit, subway line, bridge, vcehicular tunnel
Stoppage engineering.
In one embodiment, it is 1 according to mass fraction by component A and B component:0.8~1.2 ratio is mixed equal
It is even, it reacts 28 days at room temperature, you can form induration.
It is specific embodiment below.
Embodiment 1
100g diethylenetriamines are added in three mouthfuls of reaction kettles for having condensing reflux pipe, blender, room temperature condition stirs below
The benzyl alcohol that side is slowly dropped into the bisphenol A epoxide resin E51 and 15g of 50g is mixed, back flow reaction 3 hours treats that reaction kettle restores room temperature
The 2- phenylimidazoles of 3g and the silane coupling agent 3- glycidyls third of three-(dimethylamino methyl) phenol and 3g are added in afterwards
Base trimethoxy silane continues stirring and obtains B component in 1 hour.
In open reaction kettle, the liquid phenenyl phenolic phenol of bisphenol A epoxide resin E51,15g of 100g are added under room temperature
Formaldehyde epoxy resin, the reactive diluent benzyl glycidyl ether of 30g and the antifoaming agent of 2g, are uniformly mixing to obtain component A.
In use, by component A and B component according to mass ratio 1:1 is uniformly mixed, and cures 28 days in water at ambient temperature,
Induration can be formed.
Embodiment 2
100g triethylene tetramines are added in three mouthfuls of reaction kettles for having condensing reflux pipe, blender, room temperature condition stirs below
The benzyl alcohol that side is slowly dropped into the bisphenol A epoxide resin E44 and 15g of 40g is mixed, back flow reaction 5 hours treats that reaction kettle restores room temperature
The 2- phenylimidazoles of 3g and the silane coupling agent 3- glycidyls third of three-(dimethylamino methyl) phenol and 3g are added in afterwards
Base trimethoxy silane continues stirring and obtains B component in 1 hour.
In open reaction kettle, the liquid phenenyl phenolic phenol of bisphenol A epoxide resin E51,20g of 100g are added under room temperature
Formaldehyde epoxy resin, the reactive diluent benzyl glycidyl ether of 30g and the antifoaming agent of 2g, are uniformly mixing to obtain component A.
In use, by component A and B component according to mass ratio 1:1 is uniformly mixed, and cures 28 days in water at ambient temperature,
Induration can be formed.
Embodiment 3
100g isophorone diamine is added in three mouthfuls of reaction kettles for having condensing reflux pipe, blender, room temperature condition is following
Stirring side is slowly dropped into the allyl glycidyl ether of 200g and the dibutyl phthalate of 15g, and back flow reaction 3 hours is treated
Reaction kettle adds in the 2-ethyl-4-methylimidazole of 3g and the silane coupling agent phenyl triethoxysilane of 3g after restoring room temperature, after
Continuous stirring obtains B component in 1 hour.
In open reaction kettle, the liquid o-cresol type of bisphenol A epoxide resin E44,15g of 100g are added under room temperature
Novolac epoxy resin, the reactive diluent allyl glycidyl ether of 30g and the antifoaming agent of 2g, are uniformly mixing to obtain component A.
In use, by component A and B component according to mass ratio 1:1 is uniformly mixed, and cures 28 days in water at ambient temperature,
Induration can be formed.
Embodiment 4
100g triethylene tetramines are added in three mouthfuls of reaction kettles for having condensing reflux pipe, blender, room temperature condition stirs below
It mixes side and is slowly dropped into the butyl glycidyl ether of 150g and the dioctyl phthalate of 15g, back flow reaction 5 hours obtains B groups
Point.
In open reaction kettle, the liquid o-cresol type of bisphenol A epoxide resin E51,20g of 100g are added under room temperature
Novolac epoxy resin, the reactive diluent benzyl glycidyl ether of 30g and the antifoaming agent of 2g, are uniformly mixing to obtain component A.
In use, by component A and B component according to mass ratio 1:1 is uniformly mixed, and cures 28 days in water at ambient temperature,
Induration can be formed.
Embodiment 5
The phenolic aldehyde amine of 100g is added in three mouthfuls of reaction kettles for having condensing reflux pipe, blender, room temperature condition stirs below
While being slowly dropped into the benzyl glycidyl ether of 110g and the benzyl alcohol of 5g, back flow reaction 3 hours adds after reaction kettle restores room temperature
Enter the 2- phenylimidazoles of 3g and the silane coupling agent 3- glycidylpropyls three of three-(dimethylamino methyl) phenol and 3g
Methoxy silane continues stirring and obtains B component in 1 hour.
In open reaction kettle, the liquid o-cresol type of bisphenol A epoxide resin E51,20g of 100g are added under room temperature
Novolac epoxy resin, the reactive diluent benzyl glycidyl ether of 30g and the antifoaming agent of 2g, are uniformly mixing to obtain component A.
In use, by component A and B component according to mass ratio 1:1 is uniformly mixed, and cures 28 days in water at ambient temperature,
Induration can be formed.
Embodiment 6
The m-xylene diamine of 100g is added in three mouthfuls of reaction kettles for having condensing reflux pipe, blender, room temperature condition is following
Stirring side is slowly dropped into the o-tolyl glycidol ether of 120g and the benzyl alcohol of 10g, and back flow reaction 3 hours treats that reaction kettle is extensive
The 2-methylimidazole of 3g and silane coupling agent 3- (2,3- the third oxygen of epoxy) propyl-triethoxysilicane of 3g are added in after multiple room temperature, after
It is continuous to stir 1 hour up to B component.
In open reaction kettle, the liquid phenenyl phenolic phenol of bisphenol A epoxide resin E44,20g of 100g are added under room temperature
Formaldehyde epoxy resin, the reactive diluent o-tolyl glycidol ether of 30g and the antifoaming agent of 2g, are uniformly mixing to obtain component A.
In use, by component A and B component according to mass ratio 1:1 is uniformly mixed, and cures 28 days in water at ambient temperature,
Induration can be formed.
Comparative example 1
Added in three mouthfuls of reaction kettles for having condensing reflux pipe, blender the phenolic aldehyde amine of 100g, 3g 2-methylimidazole and
The silane coupling agent 3- glycidylpropyl trimethoxy silanes of 3g, stirring obtain B component in 1 hour.
In open reaction kettle, the liquid phenenyl phenolic phenol of bisphenol A epoxide resin E44,20g of 100g are added under room temperature
Formaldehyde epoxy resin, the reactive diluent benzyl glycidyl ether of 30g and the antifoaming agent of 2g, are uniformly mixing to obtain component A.
In use, by component A and B component according to mass ratio 1:1 is uniformly mixed, and cures in water at ambient temperature 28 days
To induration.
Comparative example 2
The diethylenetriamine of 100g, the 2- methyl miaows of 3g are added in three mouthfuls of reaction kettles for having condensing reflux pipe, blender
The silane coupling agent 3- glycidylpropyl trimethoxy silanes of azoles and 3g, stirring obtain B component in 1 hour.
In open reaction kettle, the liquid phenenyl phenolic phenol of bisphenol A epoxide resin E51,20g of 100g are added under room temperature
Formaldehyde epoxy resin, the reactive diluent benzyl glycidyl ether of 30g and the antifoaming agent of 2g, are uniformly mixing to obtain component A.
In use, by component A and B component according to mass ratio 1:1 is uniformly mixed, and cures in water at ambient temperature 28 days
To induration.
The induration of Examples 1 to 6 and comparative example 1~2 is tested for the property, the results are shown in Table 1, can be with from table
Find out, the induration that the embodiment of the present application 1~6 obtains has apparent better toughness, and intensity also can reach the mixed of building use
Horizontal more than the 40MPa of compression strength of soil is coagulated, is highly suitable for building, high ferro circuit, subway line, bridge, vcehicular tunnel
Etc. industries stoppage engineering, be less prone to secondary cracking and leak repeatedly, and implode, i.e. component A can occur when in use for comparative example
With B component 1:After 1 is mixed, start drastically to react at once, can not obtain the induration as stablized in embodiment, toughness and strong
Degree is poor.
Table 1
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, it is all considered to be the range of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that those of ordinary skill in the art are come
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. one kind 1：1 type leak stopping epoxy grouting material, which is characterized in that including component A and B component, the component A mainly by with
The raw material of lower mass fraction is prepared：50~100 parts of bisphenol A type epoxy resin, 10~20 parts of liquid novolac epoxy resin and
5~33 parts of auxiliary agent；The B component is mainly prepared by the raw material of following mass fraction：50~100 parts of amine curing agent glues
0~3 part of 5~15 parts of diluent, 10~200 parts of modifying agent, 0~3 part of accelerating agent and silane coupling agent are spent, the modifying agent is contracting
At least one of water glycerin ether and epoxy resin.
2. according to claim 11：1 type leak stopping epoxy grouting material, which is characterized in that the glycidol ether is alkene
Propyl glycidyl ether, butyl glycidyl ether, benzyl glycidyl ether, o-tolyl glycidol ether and C12-C14 alkyl
One or more in glycidol ether, the epoxy resin is E51 types epoxy resin and/or E44 type epoxy resin.
3. according to claim 11：1 type leak stopping epoxy grouting material, which is characterized in that the amine curing agent is phenol
It is one or more in aldehyde amine, diethylenetriamine, triethylene tetramine, m-xylene diamine and isophorone diamine.
4. according to claim 11：1 type leak stopping epoxy grouting material, which is characterized in that the modifying agent contracts for benzyl
Water glycerin ether and/or the mass fraction of o-tolyl glycidol ether and the modifying agent are 100~200 parts, and the amine is consolidated
Agent is that the mass fraction of phenolic aldehyde amine and the amine curing agent is 80~100 parts.
5. according to claim 11：1 type leak stopping epoxy grouting material, which is characterized in that the viscosity diluent is benzene
It is one or more in methanol, dibutyl phthalate and dioctyl phthalate.
6. according to claim 11：1 type leak stopping epoxy grouting material, which is characterized in that the component A and the B groups
The mass ratio divided is 1:0.8~1.2.
7. according to claim 11：1 type leak stopping epoxy grouting material, which is characterized in that the liquid phenolic aldehyde asphalt mixtures modified by epoxy resin
Fat is phenol type novolac epoxy resin and/or o-cresol type novolac epoxy resin.
8. according to claim 1~7 any one of them 1：1 type leak stopping epoxy grouting material, which is characterized in that the accelerating agent
For one kind in 2-methylimidazole, 2-ethyl-4-methylimidazole, 2- phenylimidazoles and three-(dimethylamino methyl) phenol or more
Kind.
9. a kind of claim 1~8 any one of them 1：The preparation method of 1 type leak stopping epoxy grouting material, which is characterized in that
Include the following steps：
The amine curing agent, viscosity diluent and modifying agent are mixed and stirred for uniformly, back flow reaction adds in after 3~5 hours
The raw material of the remaining B component is simultaneously stirred evenly to get the B component；
The bisphenol A type epoxy resin, liquid novolac epoxy resin and auxiliary agent are mixed and stirred for uniformly up to the component A.
10. a kind of claim 1~8 any one of them 1：Application of the 1 type leak stopping epoxy grouting material in waterproofing and leakage-stopping.
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| CN112391136A (en) * | 2020-04-17 | 2021-02-23 | 潼灏(上海)材料科技有限公司 | Epoxy resin composition for steel bridge deck pavement bonding layer and preparation method thereof |
| CN111944277A (en) * | 2020-08-31 | 2020-11-17 | 湖南科技大学 | Self-healing plugging material for regenerated top plate and preparation method thereof |
| CN112194975A (en) * | 2020-10-15 | 2021-01-08 | 河南蓝翎环科防水材料有限公司 | Inorganic high-molecular grouting plugging material and production process thereof |
| CN113512390A (en) * | 2021-08-09 | 2021-10-19 | 厦门固泽环保科技有限公司 | Bonding material with high elongation at break and preparation method thereof |
| CN113604183A (en) * | 2021-08-20 | 2021-11-05 | 杭州固安科技有限公司 | Rigid epoxy glue solution |
| CN114621741B (en) * | 2021-12-08 | 2023-08-11 | 中国石油天然气集团有限公司 | Curing plugging adhesive and preparation method thereof |
| CN114621741A (en) * | 2021-12-08 | 2022-06-14 | 中国石油天然气集团有限公司 | Curing and leaking stoppage adhesive and preparation method thereof |
| CN114525015A (en) * | 2022-02-24 | 2022-05-24 | 上纬新材料科技股份有限公司 | Resin composition for low-temperature operation and maintenance repair |
| CN114525015B (en) * | 2022-02-24 | 2023-12-26 | 上纬新材料科技股份有限公司 | Low-temperature operation and maintenance repair resin composition |
| CN114736486A (en) * | 2022-04-15 | 2022-07-12 | 安徽欣生防水工程有限公司 | High-elasticity modified resin grouting material and preparation method thereof |
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| CN115260959B (en) * | 2022-08-30 | 2024-04-16 | 邵阳把兄弟新材料科技有限公司 | Epoxy resin adhesive capable of being bonded for long time and preparation method thereof |
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Application publication date: 20180629 |