CN110372844A - A kind of polyurethane injecting paste material and preparation method and application - Google Patents
A kind of polyurethane injecting paste material and preparation method and application Download PDFInfo
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- CN110372844A CN110372844A CN201910525634.1A CN201910525634A CN110372844A CN 110372844 A CN110372844 A CN 110372844A CN 201910525634 A CN201910525634 A CN 201910525634A CN 110372844 A CN110372844 A CN 110372844A
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4804—Two or more polyethers of different physical or chemical nature
- C08G18/482—Mixtures of polyethers containing at least one polyether containing nitrogen
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy groups
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4829—Polyethers containing at least three hydroxy groups
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/50—Polyethers having heteroatoms other than oxygen
- C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
- C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/50—Polyethers having heteroatoms other than oxygen
- C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
- C08G18/5024—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups
- C08G18/5027—Polyethers having heteroatoms other than oxygen having nitrogen containing primary and/or secondary amino groups directly linked to carbocyclic groups
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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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/58—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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/69—Polymers of conjugated dienes
- C08G18/696—Polymers of conjugated dienes containing heteroatoms other than oxygen and other than the heteroatoms of copolymerised vinyl monomers
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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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
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- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The present invention is a kind of polyurethane injecting paste material and preparation method and application, a kind of polyurethane composition for slip casting, preparation method and applications are disclosed, the polyurethane composition is made of two kinds of components of A, B, and the component A includes: polyether polyol, amido polyol, epoxy resin, foaming agent, toughener, phase-change material, reactive diluent, compatilizer, retarder；The B component is polyisocyanates.Polyurethane injecting paste material of the invention has good toughness, bond effect is excellent, it can cool down, self-catalysis, have both the hydrophilic slip casting feature of oleophylic, it not only can be adapted for the coming to nothing of Tunnel Pavement base, crack, purt slurry, the repairing of the diseases such as science of bridge building brow plate emptying, depression can be also used for hydraulic and electric engineering facility, mining mineral resource, underground, the processing of submerged structure engineering waterproofing, maintenance, reinforce and leak, permeable breakdown repair processing.
Description
Technical field
The present invention relates to polymeric material field and Grouting engineering technical fields, and in particular to a kind of polyurethane injecting paste material
And preparation method thereof.
Background technique
End 2017 end of the year mileage open to traffics up to 13.6 ten thousand kilometers, as construction mileage increases, highway maintenance is gradually become
One of vital task of road construction industry.And highway deeper clefts and the problem of coming to nothing are one of most common diseases, crack and
The not only influence road travel that comes to nothing is comfortable, reduces the bearing capacity of surface layer, under complicated climate change and heavy traffic load, crack
And if come to nothing less than reparation, be easy to be extended to the structural destruction on road surface, shorten the service life of road.Traditional opens
The work such as digging, backfill, milling, cover, not only maintenance time is long, big to traffic impact, and maintenance cost is high, polyurethane slip casting
Material is as a kind of new technique to mend a split, the quick reparation that can be realized highway crack and come to nothing, and prevents crack and takes off
Empty further development reduces the cost of highway crack and repairing of coming to nothing, and polyurethane slurry injection technique is to highway crack and disease of coming to nothing
Harmful rapid-maintenance has important social effect and economic value, has wide application prospect.
Conventional urethane injecting paste material can be divided into oil soluble polyurethane and soluble polyurethane whether hydrophilic by its.It is wherein oily
The polyurethane reaction activity of dissolubility is high, and concretion body strength is big, impervious good, the engineering having both for reinforcing rudimentary, waterproofing and leakage-stopping.
Soluble polyurethane injecting paste material good hydrophilic property, packet water is big, and consolidation object has good elasticity, permeability, low-temperature type, to rock
Stone, concrete, grogs etc. have good adhesive property, suitable for the leak stopping in moist crack, the stifled water burst on dynamic water stratum, humidity
The protection etc. of soil property superficial layer.But polyurethane injecting paste material belongs to exothermic reaction, and reacts acutely, speed is fast, generates a large amount of
Heat, cause local abscess ablation to collapse, influence intensity, or even safety accident occurs.
Summary of the invention
The purpose of the present invention is being directed to existing polyurethane injecting paste material, a kind of polyurethane slip casting is provided
Material, preparation method and applications, polyurethane injecting paste material of the invention have good toughness, and bond effect is excellent, can cool down, urge certainly
Change, have both the hydrophilic slip casting feature of oleophylic, applicable occasion is extensive, not only can be adapted for the coming to nothing of Tunnel Pavement base,
Crack, purt slurry, the repairing of the diseases such as science of bridge building brow plate emptying, depression can be also used for hydraulic and electric engineering facility, mineral resources are opened
It adopts, underground, the processing of submerged structure engineering waterproofing, safeguard, reinforcing and leak, permeable breakdown repair are handled.
To achieve the purpose of the present invention, one aspect of the present invention provides a kind of polyurethane injecting paste material, by two kinds of component structures of A, B
At, in which: the component A includes: polyether polyol, amido polyol compound, epoxy resin, foaming agent, toughener, phase transformation
Material, reactive diluent, compatilizer, retarder；The B component is polyisocyanates.
Wherein, the weight of the component A and B component is 1:(0.5-2), preferably 1:(0.5-1).
In particular, in the component A raw material weight are as follows: polyether polyol 100, amido polyol 20-50, ring
Oxygen resin 10-50, foaming agent 5-60, toughener 0-20, phase-change material 5-20, reactive diluent 10-30, compatilizer 0.2-5, delay
Solidifying agent 0.1-1.0.
Especially, the average functionality of the polyether polyol is 2-8, average molecular weight 200-4000, hydroxyl value 20-
1000mgKOH/g；The average functionality of the amido polyol is 2-4, average molecular weight 200-4000, hydroxyl value 20-
1000mgKOH/g；The epoxide number 0.4-0.6 of the epoxy resin；The molecular weight 2000-4500 of the toughener；The isocyanide
Acid esters-NCO content be 20%-50%, average functionality 2-3.
In particular, the polyether polyol is polyoxypropyleneglycol, polypropylene oxide triol, propylene oxide-oxidation second
Alkene copolyether triol, polypropylene oxide-castor oil polyhydric alcohol, pentaerythrite base polyether tetrols, polyethers pentol, hexahydroxypolyether,
It is Sucrose polyethers, polytetrahydrofuran diol, polyurea polylol, one or more in rosin ester polyol；
The amido polyol is ethylenediamine polyether tetrols, toluenediamine polyether tetrols, diaminodiphenyl-methane base are poly-
One of ether tetrol or m-xylene diamine base polyether tetrols are a variety of；
The epoxy resin is bisphenol A epoxide resin, bisphenol F epoxy resin, bisphenol-A D epoxy resin, bisphenol S type epoxy
One of resin, resorcinol type epoxy or cardanol epoxy resin are a variety of；
The foaming agent is water or/and pentane；
The toughener is hydroxyl terminated butyl nitrile (HTBN) rubber or/and end hydroxy styrene-butadiene rubber；
The phase-change material is by sal glauberi, Sodium acetate trihydrate, calcium chloride hexahydrate, six water calcium bromides, ten water phosphoric acid
One of hydrogen sodium, paraffin, stearic acid, positive tridecanol, positive hexadecanol or positive octadecyl alcolol are a variety of；
The reactive diluent is oxazolidine, oxazolidine-aldimine, bicyclic oxazolidine, propylene carbonate, γ-Ding Nei
One of ester is a variety of；
The compatilizer is by gamma-aminopropyl-triethoxy-silane, N- β (aminoethyl)-γ-aminopropyl trimethoxy silicon
One of alkane, γ-glycidoxypropyl trimethoxy silane, polyoxyethylene sorbitan monoleate, water-soluble silicon oil are a variety of；
The retarder is chlorobenzoyl chloride or/and paratoluensulfonyl chloride.
Especially, the polyether polyol is polyoxypropyleneglycol, polypropylene oxide triol, propylene oxide-oxidation second
Alkene copolyether triol, polypropylene oxide-castor oil polyhydric alcohol, pentaerythrite base polyether tetrols, polyethers pentol, hexahydroxypolyether,
One of Sucrose polyethers, polytetrahydrofuran diol, polyurea polylol, rosin ester polyol or it is a variety of with arbitrary proportion mixing
Mixture.
Especially, the amido polyol is ethylenediamine polyether tetrols, toluenediamine polyether tetrols, diamino-diphenyl first
One of alkyl, polyether tetrol or m-xylene diamine base polyether tetrols or a variety of mixtures mixed with arbitrary proportion.
In particular, the polyisocyanates is toluene di-isocyanate(TDI), '-diphenylmethane diisocyanate, own diisocyanate
Ester, terephthalylidene diisocyanate, polymethylene multi-phenenyl isocyanate, liquefaction '-diphenylmethane diisocyanate, different Buddhist
One of your ketone diisocyanate is a variety of.
Especially, the polyisocyanates is toluene di-isocyanate(TDI), '-diphenylmethane diisocyanate, own diisocyanate
Ester, terephthalylidene diisocyanate, polymethylene multi-phenenyl isocyanate, liquefaction '-diphenylmethane diisocyanate, different Buddhist
One of your ketone diisocyanate or a variety of mixtures mixed with arbitrary proportion.
Another aspect of the present invention provides a kind of preparation method of polyurethane injecting paste material, includes the steps that carrying out as follows:
1) prepare component A raw material according to following weight:
2) by polyether polyol, amido polyol, epoxy resin, foaming agent, toughener, reactive diluent, compatilizer, slow
After solidifying agent mixes, it is heated to 40-100 DEG C, insulation reaction 1-10 hours, phase-change material is added after then cooling to room temperature, made
The component A of injecting paste material is obtained, it is spare；
3) component A is uniformly mixed with B component to get polyurethane injecting paste material, wherein the B component are as follows: parts by weight are
The polyisocyanates of 100-200.
Another aspect of the invention provides a kind of preparation method of polyurethane injecting paste material, includes the steps that carrying out as follows:
A) prepare component A raw material according to following weight:
B) prepare B component raw material according to following weight:
Polyisocyanates 100-200
C) polyisocyanates of the part polyether polyol of component A, the pure and mild B component of part amino polybasic is mixed, in 70-
0.5-2h is reacted at 100 DEG C, injecting paste material performed polymer is made；
D) by remaining polyether polyol, the pure and mild epoxy resin of remaining amino polybasic, foaming agent, toughener, phase transformation material
Material, reactive diluent, compatilizer, retarder are added in performed polymer, are stirred evenly to get polyurethane injecting paste material.
Wherein, step 1), step A) described in component A polyether polyol be polyoxypropyleneglycol, polypropylene oxide
Triol, oxypropylene-oxyethylene copolyether triol, polypropylene oxide-castor oil polyhydric alcohol, pentaerythrite base polyether tetrols,
One of polyethers pentol, hexahydroxypolyether, Sucrose polyethers, polytetrahydrofuran diol, polyurea polylol, rosin ester polyol or
It is a variety of；The amido polyol is ethylenediamine polyether tetrols, toluenediamine polyether tetrols, diaminodiphenyl-methane base polyethers four
One of alcohol or m-xylene diamine base polyether tetrols are a variety of；The epoxy resin is bisphenol A epoxide resin, Bisphenol F ring
One in oxygen resin, bisphenol-A D epoxy resin, bisphenol-s epoxy resin, resorcinol type epoxy or cardanol epoxy resin
Kind is a variety of；The foaming agent is water or/and pentane；The toughener is hydroxyl terminated butyl nitrile (HTBN) rubber or/and terminal hydroxy group fourth
Benzene rubber；The phase-change material is by sal glauberi, Sodium acetate trihydrate, calcium chloride hexahydrate, six water calcium bromides, ten water phosphoric acid hydrogen
One of sodium, paraffin, stearic acid, positive tridecanol, positive hexadecanol or positive octadecyl alcolol are a variety of；The reactive diluent is oxazole
One of alkane, oxazolidine-aldimine, bicyclic oxazolidine, propylene carbonate, gamma-butyrolacton are a variety of；The compatilizer is
By gamma-aminopropyl-triethoxy-silane, N- β (aminoethyl)-γ-aminopropyltrimethoxysilane, γ-glycidyl-oxypropyl three
One of methoxy silane, polyoxyethylene sorbitan monoleate, water-soluble silicon oil are a variety of；The retarder is for chlorobenzoyl chloride or/and to first
Benzene sulfonyl chloride.
In particular, the polyether polyol is polyoxypropyleneglycol, polypropylene oxide triol, propylene oxide-oxidation second
Alkene copolyether triol, polypropylene oxide-castor oil polyhydric alcohol, pentaerythrite base polyether tetrols, polyethers pentol, hexahydroxypolyether,
One of Sucrose polyethers, polytetrahydrofuran diol, polyurea polylol, rosin ester polyol or it is a variety of with arbitrary proportion mixing
Mixture；The amido polyol is ethylenediamine polyether tetrols, toluenediamine polyether tetrols, diaminodiphenyl-methane base polyethers
One of tetrol or m-xylene diamine base polyether tetrols or a variety of mixtures mixed with arbitrary proportion.
Wherein, step 3), step B) described in B component the polyisocyanates be toluene di-isocyanate(TDI), hexichol first
Alkane diisocyanate, hexamethylene diisocyanate, terephthalylidene diisocyanate, polymethylene multi-phenenyl isocyanate, liquefaction
One of '-diphenylmethane diisocyanate, isophorone diisocyanate are a variety of.
In particular, the polyisocyanates is toluene di-isocyanate(TDI), '-diphenylmethane diisocyanate, own diisocyanate
Ester, terephthalylidene diisocyanate, polymethylene multi-phenenyl isocyanate, liquefaction '-diphenylmethane diisocyanate, different Buddhist
One of your ketone diisocyanate or a variety of mixtures mixed with arbitrary proportion.
Wherein, step C) described in performed polymer be the performed polymer with NCO group.
In particular, step C) in the amount of part polyether polyol that uses when preparing performed polymer account for polyethers in component A raw material
The 50-70% of polyhydric alcohol compound total amount, preferably 50-60%；The part amido used when preparing performed polymer in step 3) is more
The amount of first alcohol accounts for the 20-50% of amido polyol total amount in component A raw material.
Further aspect of the present invention provides a kind of above-mentioned polyurethane injecting paste material answering in repairing highway, tunnel road surface disease
With；Hydraulic and electric engineering facility, mining mineral resource, underground, submerged structure engineering waterproofing processing, maintenance, reinforce or/and leak,
Application in permeable breakdown repair processing.
Wherein, the highway, tunnel road surface disease are the coming to nothing of sub-surface, crack, purt slurry, and science of bridge building attachment strap is de-
Sky, depression etc..
In particular, the polyurethane injecting paste material is in preparation for repairing the application in highway pavement diseases healant.
Further aspect of the present invention provides a kind of application of above-mentioned polyurethane injecting paste material, and the application is in repairing highway tunnel
Application in road surface disease；For the coming to nothing of Tunnel Pavement base, crack, purt slurry, science of bridge building brow plate emptying, depression etc.
Application in disease repairing；For for hydraulic and electric engineering facility, mining mineral resource, underground, submerged structure engineering waterproofing processing,
Application in maintenance, reinforcing and leak, permeable breakdown repair processing.
Compared with prior art, the present invention have it is following the utility model has the advantages that
1) epoxy resin of the present invention itself has hydroxyl and epoxy group, can occur with isocyanate group anti-
It answers, strand can be made to form cross-linked structure, system crosslinking points constantly become more, increase the ratio of hard section in strand, and
Inierpeneirating network structure can be formed, compatibility increases, and further carries out toughening using terminal hydroxy group rubber, and then increase the pressure of material
Contracting intensity and toughness promote the mechanical property of material.
2) phase-change material of the present invention carries out phase transformation, reaches cooling effect by chemistry, physical change, thus
Prevent material internal heat up the too fast ablation for causing material cause reduce the strength of materials, and prevent generate security risk.
3) amido polyol that uses of the present invention, there are tertiary amine groups in molecular structure, have autocatalysis, with polyisocyanate cyanogen
The reactivity of acid esters is high, it is possible to reduce the dosage of amine catalyst is suitble to the occasion of rapid curing foaming.It is another to use activity
Diluent reduces system viscosity, and participates in reaction, does not influence the performance of material.
4) injecting paste material of the invention has both water-soluble and oil-soluble feature, has both played oil soluble reaction activity height,
The high feature of concretion body strength, and the feature that soluble polyurethane can be miscible with water arbitrary proportion is had both, application is extensive, no
It is only applicable to the coming to nothing of Tunnel Pavement base, crack, purt slurry, the repairing of the diseases such as science of bridge building brow plate emptying, depression may be used also
With for hydraulic and electric engineering facility, mining mineral resource, underground, submerged structure engineering waterproofing processing, maintenance, reinforce and leak,
Permeable breakdown repair processing.
Specific embodiment
The invention will now be further described with reference to specific embodiments, the advantages and features of the present invention will be with description and
It is apparent.But examples are merely exemplary for these, and it is not intended to limit the scope of the present invention in any way.Those skilled in the art
Member it should be understood that without departing from the spirit and scope of the invention can details to technical solution of the present invention and form into
Row modifications or substitutions, but these modifications and replacement are fallen within the protection scope of the present invention.
Embodiment 1:
1, the component A of polyurethane injecting paste material is prepared
1A), prepare component A raw material (g) according to following weight proportion:
Wherein: polyether polyol includes the pure and mild polypropylene oxide triol of oxypropylene-oxyethylene copolyether three, wherein oxygen
Changing propylene-ethylene oxide copolyether triol degree of functionality is 3, average molecular weight 600, hydroxyl value 330mgKOH/g；Polyoxygenated
The degree of functionality of propylene triol is 3, average molecular weight 3000, hydroxyl value 36KOH/g；Oxypropylene-oxyethylene copolyether three
The weight ratio of alcohol and polypropylene oxide triol is 1:1, i.e. oxypropylene-oxyethylene copolyether triol is 50g, polyoxygenated third
Alkene triol is 50g；The degree of functionality of ethylenediamine polyether tetrols is 4, average molecular weight 300, hydroxyl value 770mgKOH/g；Bisphenol-A
Epoxy resin is E44；Hydroxyl terminated butyl nitrile (HTBN) rubber average molecular weight 3500；
The pure and mild polypropylene oxide three of oxypropylene-oxyethylene copolyether three in polyether polyol compound in the present embodiment
Alcohol is illustrated so that weight ratio is the ratio mixing of 1:1 as an example, and any other ratio mixing is suitable for the present invention.
Average functionality is 2-8, and average molecular weight 200-4000, hydroxyl value is the polyether polyol of 20-1000mgKOH/g
It is suitable for the present invention with the compound that arbitrary proportion mixes.
Amido polyol is illustrated by taking ethylenediamine polyether tetrols as an example in the present embodiment, the amido polyol in the present invention
It can be one kind and be also possible to a variety of, including when a variety of amido polyols, then a variety of amido polyols can be mixed with any proportion
It closes.
Average functionality is 2-4, and average molecular weight 200-4000, hydroxyl value is the amido polyol of 20-1000mgKOH/g
It is suitable for the present invention.
Polyether polyol is by taking the pure and mild polypropylene oxide triol of oxypropylene-oxyethylene copolyether three as an example in the present embodiment
It is illustrated；Polyether polyol can be one kind and be also possible to a variety of polyalcohols in the present invention, including when a variety of polyalcohols, a variety of
Polyalcohol can be mixed with any proportion.
It is illustrated by taking bisphenol A epoxide resin E44 as an example in the present embodiment, other epoxide numbers are the asphalt mixtures modified by epoxy resin of 0.4-0.6
Rouge is suitable for the present invention.
Toughener is illustrated by taking the hydroxyl terminated butyl nitrile (HTBN) rubber of average molecular weight 3500 as an example in the present embodiment, other
Average molecular weight is that the toughener hydroxyl terminated butyl nitrile (HTBN) rubber of 2000-4500 or/and end hydroxy styrene-butadiene rubber are suitable for this
Invention.
1B) by oxypropylene-oxyethylene copolyether triol, polypropylene oxide triol, ethylenediamine polyether tetrols, bisphenol-A
Epoxy resin (E44), water, hydroxyl terminated butyl nitrile (HTBN) rubber, oxazolidine, gamma-aminopropyl-triethoxy-silane, chlorobenzoyl chloride mixing
Uniformly, it is heated to 40 DEG C (usually 40-100 DEG C), insulation reaction 10h (usually 1-10 hours) is then cooled to room temperature, so
After add sal glauberi, be uniformly mixed, obtain component A；
2, prepare B component raw material (g) according to following weight proportion
Polyisocyanic acid ester complexes 180g
Wherein, polyisocyanic acid ester complexes include polymethylene multi-phenenyl isocyanate and toluene di-isocyanate(TDI), wherein
Polymethylene multi-phenenyl isocyanate 100g, toluene di-isocyanate(TDI) 80g；The polymethylene multi-phenenyl isocyanate and toluene
Diisocyanate-NCO content is respectively 30%, 48%, average functionality is respectively 2.5,2；
NCO content is 20%-50%, and average functionality is that the polyisocyanates of 2-3 is suitable for the present invention.
Polymethylene multi-phenenyl isocyanate and toluene diisocynate in polyisocyanic acid ester complexes in the embodiment of the present invention
Ester is illustrated so that weight ratio is 100:80 as an example, and any other ratio mixing is suitable for the present invention.
3, polyurethane injecting paste material is prepared
The component A of preparation and polyisocyanic acid ester complexes B component are stirred at room temperature, are usually stirred the time
It is 5-300s to get polyurethane injecting paste material.
Injection can be used in polyurethane injecting paste material prepared by the present invention or spraying method carries out highway, tunnel road surface disease
Repairing；Or carry out hydraulic and electric engineering facility, mining mineral resource, underground, submerged structure engineering waterproofing processing, maintenance, reinforce or/and
Leak, permeable breakdown repair processing.
Embodiment 2
1, the component A of polyurethane injecting paste material is prepared
1A), prepare component A raw material (g) according to following weight:
Wherein: polyether polyol includes polyoxypropyleneglycol and rosin ester polyol, wherein polyoxypropyleneglycol
Degree of functionality is 2, average molecular weight 2000, hydroxyl value 56；The degree of functionality of rosin ester polyol is 3, average molecular weight 280,
Hydroxyl value is 400mgKOH/g；The weight ratio of polyoxypropyleneglycol and rosin ester polyol is 1:1, i.e. polyoxypropyleneglycol
For 50g, rosin ester polyol is 50g；The degree of functionality of toluenediamine polyether tetrols is 4, average molecular weight 600, and hydroxyl value is
410mgKOH/g；Bisphenol F epoxy resin NPEF-170；
Polyoxypropyleneglycol and rosin ester polyol with weight ratio are in polyether polyol compound in the present embodiment
It is illustrated for the ratio mixing of 1:1, any other ratio mixing is suitable for the present invention.
Average functionality is 2-8, and average molecular weight 200-4000, hydroxyl value is the polyether polyol of 20-1000mgKOH/g
It is suitable for the present invention with the compound that arbitrary proportion mixes；Average functionality is 2-4, average molecular weight 200-4000, hydroxyl
Value is that the amido polyol of 20-1000mgKOH/g is suitable for the present invention.
Polyether polyol is illustrated by taking polyoxypropyleneglycol and rosin ester polyol as an example in the present embodiment；The present invention
Middle polyether polyol can be one kind and be also possible to a variety of polyalcohols, including when a variety of polyalcohols, and a variety of polyalcohols can be to appoint
The mixing of one ratio.
Amido polyol is illustrated by taking toluenediamine polyether tetrols as an example in the present embodiment, the amino polybasic in the present invention
Alcohol can be one kind and be also possible to a variety of amido polyols, including when a variety of amido polyols, then a variety of amido polyols can be with
It is mixed with any proportion.
1B) by polyoxypropyleneglycol, rosin ester polyol, toluenediamine polyether tetrols, bisphenol F epoxy resin, water, evil
Oxazolidine-aldimine, water-soluble silicon oil, chlorobenzoyl chloride are heated to 60 DEG C (usually 40-100 DEG C), insulation reaction 2h (usually 1-
10 hours), it is then cooled to room temperature, Sodium acetate trihydrate is then added and is uniformly mixing to obtain component A；
2, prepare B component raw material (g) according to following weight
Polyisocyanic acid ester complexes 100g
Wherein, polyisocyanic acid ester complexes include polymethylene multi-phenenyl isocyanate and liquefaction diphenylmethane diisocyanates
Ester, wherein polymethylene multi-phenenyl isocyanate 80g, liquefy '-diphenylmethane diisocyanate 20g；The polymethylene polyphenyl
Isocyanates and toluene di-isocyanate(TDI)-NCO content is respectively 30%, 48%；Degree of functionality is 2.
NCO content is 20%-50%, and average functionality is that the polyisocyanates of 2-3 is suitable for the present invention.
In the embodiment of the present invention in polyisocyanic acid ester complexes polymethylene multi-phenenyl isocyanate and liquefaction diphenyl-methane
Diisocyanate is illustrated so that weight ratio is 80:20 as an example, and any other ratio mixing is suitable for the present invention.
3, polyurethane injecting paste material is prepared
The component A of preparation and polyisocyanic acid ester complexes B component are stirred at room temperature, are usually stirred the time
It is 5s-300s to get polyurethane injecting paste material.
Injection can be used in polyurethane injecting paste material prepared by the present invention or spraying method carries out highway, tunnel road surface disease
Repairing；Or carry out hydraulic and electric engineering facility, mining mineral resource, underground, submerged structure engineering waterproofing processing, maintenance, reinforce or/and
Leak, permeable breakdown repair processing.
Embodiment 2A
1, the component A of polyurethane injecting paste material is prepared
1A), prepare component A raw material (g) according to following weight:
Wherein: polyether polyol is polypropylene oxide triol, and wherein the degree of functionality of polypropylene oxide triol is 3, average mark
Son amount is 350, hydroxyl value 500mgKOH/g；The degree of functionality of m-xylene diamine base polyether tetrols is 4, average molecular weight 300,
Hydroxyl value is 760mgKOH/g；Bisphenol-s epoxy resin 185s；Hydroxyl terminated butyl nitrile (HTBN) rubber average molecular weight 3000；
It is illustrated for polypropylene oxide triol in polyether polyol compound in the present embodiment, polyethers is more in the present invention
First alcohol can be one kind and be also possible to a variety of polyalcohols, including when a variety of polyalcohols, and a variety of polyalcohols can be mixed with any proportion
It closes.
Average functionality is 2-8, and average molecular weight 200-4000, hydroxyl value is the polyether polyol of 20-1000mgKOH/g
It is suitable for the present invention with the compound that arbitrary proportion mixes.
Amido polyol is illustrated by taking m-xylene diamine base polyether tetrols as an example in the present embodiment, the amine in the present invention
Polylol can be one kind and be also possible to a variety of, including when a variety of amido polyols, then a variety of amido polyols can be to appoint
The mixing of one ratio.
Average functionality is 2-4, and average molecular weight 200-4000, hydroxyl value is the amido polyol of 20-1000mgKOH/g
It is suitable for the present invention.
1B) by polypropylene oxide triol, m-xylene diamine base polyether tetrols, bisphenol-s epoxy resin, water, terminal hydroxy group
Liquid nitrile rubber, propylene carbonate, γ-glycidoxypropyl trimethoxy silane, paratoluensulfonyl chloride are heated to 80
DEG C (usually 40-100 DEG C), insulation reaction 5h (usually 1-10 hours) are then cooled to room temperature, then add, paraffin
It is uniformly mixing to obtain component A；
2, prepare B component raw material (g) according to following weight
Polyisocyanic acid ester complexes 200g
Wherein, polyisocyanic acid ester complexes are hexamethylene diisocyanate；The hexamethylene diisocyanate-NCO content be 49%；
Degree of functionality is 2.
NCO content is 20%-50%, and average functionality is that the polyisocyanates of 2-3 is suitable for the present invention.
Polyisocyanates is illustrated by taking hexamethylene diisocyanate as an example in the present embodiment；Polyisocyanates can be in the present invention
It is that one kind is also possible to a variety of polyisocyanates, including when a variety of polyisocyanates, a variety of polyisocyanates can be with any ratio
Example mixing.
3, polyurethane injecting paste material is prepared
The component A of preparation and polyisocyanic acid ester complexes B component are stirred at room temperature, are usually stirred the time
It is 5s-300s to get polyurethane injecting paste material.
Injection can be used in polyurethane injecting paste material prepared by the present invention or spraying method carries out highway, tunnel road surface disease
Repairing；Or carry out hydraulic and electric engineering facility, mining mineral resource, underground, submerged structure engineering waterproofing processing, maintenance, reinforce or/and
Leak, permeable breakdown repair processing.
Embodiment 3:
1, prepare component A raw material (g) according to following weight proportion:
Wherein, the degree of functionality of the polyoxypropyleneglycol is 2, average molecular weight 400, hydroxyl value 280mgKOH/g；
Diaminodiphenyl-methane base polyether tetrols degree of functionality is 4, average molecular weight 600, hydroxyl value 374mgKOH/g；Anacardol ring
Oxygen resin C40；End hydroxy styrene-butadiene rubber average molecular weight is 2800；
The present embodiment polyether polyol is illustrated by taking a kind of polyalcohol of polyoxypropyleneglycol as an example；Polyethers in the present invention
Polyalcohol can be one kind and be also possible to a variety of polyether polyol, including when a variety of polyether polyol, then a variety of polyether polyol
It can be mixed with any proportion.
Amido polyol is illustrated by taking diaminodiphenyl-methane base polyether tetrols as an example in the present embodiment, in the present invention
Amido polyol can be one kind and be also possible to a variety of, including when a variety of amido polyols, then a variety of amido polyols can be with
It is mixed with any proportion.
Average functionality is 2-4, and average molecular weight 200-4000, hydroxyl value is the amido polyol of 20-1000mgKOH/g
It is suitable for the present invention.
It is illustrated by taking cardanol epoxy resin C40 as an example in the present embodiment, other epoxide numbers are the asphalt mixtures modified by epoxy resin of 0.4-0.6
Rouge is suitable for the present invention.
Toughener is illustrated by taking the hydroxyl terminated butyl nitrile (HTBN) rubber of average molecular weight 3500 as an example in the present embodiment, other
Average molecular weight is that the toughener hydroxyl terminated butyl nitrile (HTBN) rubber of 2000-4500 or/and end hydroxy styrene-butadiene rubber are suitable for this
Invention.
2, prepare B component raw material (g) according to following weight proportion:
'-diphenylmethane diisocyanate 200
Wherein, the '-diphenylmethane diisocyanate-NCO content be 33%；Degree of functionality is 2；
NCO content is 20%-50%, and average functionality is that the polyisocyanates of 2-3 is suitable for the present invention.
Polyisocyanates is illustrated by taking '-diphenylmethane diisocyanate as an example in the present embodiment；Polyisocyanic acid in the present invention
Ester can be one kind and be also possible to a variety of polyisocyanates, including when a variety of polyisocyanates, and a variety of polyisocyanates can be with
Any proportion mixing.
3, performed polymer is prepared
By '-diphenylmethane diisocyanate 200g and part polyoxypropyleneglycol 50g, part diaminodiphenyl-methane
Base polyether tetrols 25g, in 70 DEG C (usually 70-100 DEG C), band NCO base is made in insulation reaction 2h (usually 0.5-2 hours)
The performed polymer of group；Wherein, the part polyoxypropyleneglycol used when preparing performed polymer accounts for whole polyoxypropyleneglycols
50%；The part diaminodiphenyl-methane base polyether tetrols used when preparing performed polymer account for whole amido polyol total amounts
50%；
During the present embodiment prepares performed polymer, polyether polyol total amount in component A raw material is accounted for polyoxypropyleneglycol
50% for be illustrated；The amount of polyether polyol compound accounts for the 50- of polyether polyol compound total amount in component A raw material
70% is suitable for the present invention.
During the present embodiment prepares performed polymer, accounted in component A raw material with diaminodiphenyl-methane base polyether tetrols
It is illustrated for the 50% of amido polyol total amount, the amido polyol total amount of amido polyol accounted in component A raw material
20-50% is suitable for the present invention.
4, polyurethane injecting paste material is prepared.
By remaining polyoxypropyleneglycol, cardanol epoxy resin, water, end hydroxy styrene-butadiene rubber, positive octadecyl alcolol, γ-
Butyrolactone, polyoxyethylene sorbitan monoleate, paratoluensulfonyl chloride are added in performed polymer, are uniformly mixed, and are usually stirred the time and are
5s-300s is to get polyurethane injecting paste material
Injection can be used in polyurethane injecting paste material prepared by the present invention or spraying method carries out highway, tunnel road surface disease
Repairing；Or carry out hydraulic and electric engineering facility, mining mineral resource, underground, submerged structure engineering waterproofing processing, maintenance, reinforce or/and
Leak, permeable breakdown repair processing.
Embodiment 3A:
1, prepare component A raw material (g) according to following weight proportion:
Wherein, the polyether polyol includes: pentaerythrite base polyether tetrols and oxypropylene-oxyethylene copolyether three
Alcohol, wherein the degree of functionality of pentaerythrite base polyether tetrols is 4, average molecular weight 500, hydroxyl value 448mgKOH/g；Oxidation third
Alkene-ethylene oxide copolyether triol degree of functionality is 3, average molecular weight 1010, hydroxyl value 165mgKOH/g；Pentaerythrite base
The weight ratio of polyether tetrols and oxypropylene-oxyethylene copolyether triol is 20:80, i.e. pentaerythrite base polyether tetrols are
20g and oxypropylene-oxyethylene copolyether triol are 80g；Toluenediamine polyether tetrols degree of functionality is 4, and average molecular weight is
600, hydroxyl value 410mgKOH/g；Resorcinol type epoxy 680；End hydroxy styrene-butadiene rubber average molecular weight is 3600；
Pentaerythrite base polyether tetrols and oxypropylene-oxyethylene copolymerization in polyether polyol compound in the present embodiment
Ether triol is illustrated so that weight ratio is the ratio mixing of 20:80 as an example, and any other ratio mixing is suitable for the present invention.
Average functionality is 2-4, and average molecular weight 200-4000, hydroxyl value is the polyether polyol of 20-1000mgKOH/g
It is suitable for the present invention with the compound that arbitrary proportion mixes.
Amido polyol is illustrated by taking toluenediamine polyether tetrols as an example in the present embodiment, the amino polybasic in the present invention
Alcohol can be one kind and be also possible to a variety of, including when a variety of amido polyols, then a variety of amido polyols can be with any proportion
Mixing.
Average functionality is 2-4, and average molecular weight 200-4000, hydroxyl value is the amido polyol of 20-1000mgKOH/g
It is suitable for the present invention.
It is illustrated by taking resorcinol type epoxy 680 as an example in the present embodiment, other epoxide numbers are the epoxy of 0.4-0.6
Resin is suitable for the present invention.
Toughener is illustrated by taking the end hydroxy styrene-butadiene rubber of average molecular weight 3600 as an example in the present embodiment, other are average
Molecular weight is that the toughener hydroxyl terminated butyl nitrile (HTBN) rubber of 2000-4500 or/and end hydroxy styrene-butadiene rubber are suitable for the present invention.
2, prepare B component raw material (g) according to following weight proportion:
Polyisocyanic acid ester complexes 200
Wherein, the polyisocyanic acid ester complexes include polymethylene multi-phenenyl isocyanate and toluene di-isocyanate(TDI),
Wherein polymethylene multi-phenenyl isocyanate 150g, toluene di-isocyanate(TDI) 50；The polymethylene multi-phenenyl isocyanate and
Toluene di-isocyanate(TDI)-NCO content is respectively 30%, 48%；Degree of functionality is 3,2.
Polymethylene multi-phenenyl isocyanate and toluene diisocynate in polyisocyanic acid ester complexes in the embodiment of the present invention
Ester is illustrated so that weight ratio is 150:50 as an example, and any other ratio mixing is suitable for the present invention.
Polyisocyanates is carried out by taking polymethylene multi-phenenyl isocyanate and toluene di-isocyanate(TDI) as an example in the present embodiment
Explanation；Polyisocyanates can be one kind and be also possible to a variety of polyisocyanates in the present invention, including when a variety of polyisocyanates,
A variety of polyisocyanates can be mixed with any proportion.
3, performed polymer is prepared
By polymethylene multi-phenenyl isocyanate 150g, toluene di-isocyanate(TDI) 50g and part polyether polyol (Ji Wusi
Based polyether tetrol 12g, oxypropylene-oxyethylene copolyether triol 40g), part toluenediamine polyether tetrols 6g, in 100
The performed polymer with NCO group is made in DEG C (usually 70-100 DEG C), insulation reaction 0.5h (usually 0.5-2 hours)；Wherein,
The part polyether polyol used when preparing performed polymer accounts for the 50-60% of whole polyether polyol；Wherein pentaerythrite base polyethers
Tetrol, oxypropylene-oxyethylene copolyether triol account for pentaerythrite base polyether tetrols in component A raw material, oxidation third respectively
Alkene-ethylene oxide copolyether triol total amount 60%, 50%；The part toluenediamine polyether tetrols used when preparing performed polymer account for
The 20% of whole amido polyol total amounts；
During the present embodiment prepares performed polymer, with polyether polyol (pentaerythrite base polyether tetrols and propylene oxide-oxygen
Change ethylene copolymer ether triol) it accounts in component A raw material and is illustrated for the 50-60% of polyether polyol total amount, i.e. pentaerythrite
Base polyether tetrols, oxypropylene-oxyethylene copolyether triol account for pentaerythrite base polyether tetrols, oxygen in component A raw material respectively
Change propylene-ethylene oxide copolyether triol total amount 60%, 50%；The amount of polyether polyol compound, which accounts in component A raw material, gathers
The 50-70% of ethoxylated polyhydric alcohol compound total amount is suitable for the present invention.
During the present embodiment prepares performed polymer, the amido polyol in component A raw material is accounted for toluenediamine polyether tetrols
It is illustrated for the 20% of total amount, the 20-50% for accounting for the amido polyol total amount in component A raw material of amido polyol is suitable
For the present invention.
4, polyurethane injecting paste material is prepared.
By remaining polyether polyol (pentaerythrite base polyether tetrols and oxypropylene-oxyethylene copolyether triol),
Remaining toluenediamine polyether tetrols, resorcinol type epoxy, water, end hydroxy styrene-butadiene rubber, ten water dibastic sodium phosphates, oxazole
Alkane-aldimine, γ-glycidoxypropyl trimethoxy silane, chlorobenzoyl chloride are added in performed polymer, are uniformly mixed,
Usually being stirred the time is 5s-300s to get polyurethane injecting paste material
Injection can be used in polyurethane injecting paste material prepared by the present invention or spraying method carries out highway, tunnel road surface disease
Repairing；Or carry out hydraulic and electric engineering facility, mining mineral resource, underground, submerged structure engineering waterproofing processing, maintenance, reinforce or/and
Leak, permeable breakdown repair processing.
To polyurethane injecting paste material prepared by embodiment 1, embodiment 2, embodiment 2A, embodiment 3, embodiment 3A according to
JC/T2041-2010 standard is tested, and test result is as shown in table 1:
1 polyurethane injecting paste material the performance test results of table
| Pilot project | Embodiment 1 | Embodiment 2 | Embodiment 2A | Embodiment 3 | Embodiment 3A |
| Viscosity (mPa.s) | 28 | 135 | 57 | 85 | 307 |
| Curing time (s) | 131 | 103 | 207 | 84 | 59 |
| Frothing percentage (%) | 19 | 17 | 48 | 26 | 14 |
| Compression strength (MPa) | 12.4 | 18.2 | 13.5 | 25.7 | 30.1 |
| System maximum temperature (DEG C) | 80 | 87 | 76 | 70 | 93 |
Above embodiments of the present invention can be by adjusting each component, the time, intensity, and viscosity is adjustable, has reaction
Active high, the big feature of intensity, easy for construction, application is extensive, is applicable not only to coming to nothing, splitting for Tunnel Pavement base
Seam, purt slurry, the diseases such as science of bridge building brow plate emptying, depression repairing, can be also used for hydraulic and electric engineering facility, mining mineral resource,
Underground, the processing of submerged structure engineering waterproofing, maintenance, reinforcing and leak, permeable breakdown repair processing.
Claims (9)
1. a kind of polyurethane injecting paste material is made of, which is characterized in that the component A includes: polyether polyols two kinds of components of A, B
Alcohol, amido polyol compound, epoxy resin, foaming agent, toughener, phase-change material, reactive diluent, compatilizer, retarder；
The B component is polyisocyanates.
2. injecting paste material as described in claim 1, which is characterized in that the weight of raw material in the component A are as follows: polyethers
Polyalcohol 100, amido polyol 20-50, epoxy resin 10-50, foaming agent 5-60, toughener 0-20, phase-change material 5-20, work
Property diluent 10-30, compatilizer 0.2-5, retarder 0.1-1.0.
3. injecting paste material as claimed in claim 1 or 2, which is characterized in that
The average functionality of the polyether polyol is 2-8, average molecular weight 200-4000, hydroxyl value 20-
1000mgKOH/g；
The average functionality of the amido polyol is 2-4, average molecular weight 200-4000, hydroxyl value 20-1000mgKOH/
g；
The epoxide number 0.4-0.6 of the epoxy resin；
The molecular weight 2000-4500 of the toughener；
The polyisocyanates-NCO content be 20%-50%, average functionality 2-3.
4. injecting paste material as claimed in claim 1 or 2, which is characterized in that
The polyether polyol is polyoxypropyleneglycol, polypropylene oxide triol, oxypropylene-oxyethylene copolyether three
Alcohol, pentaerythrite base polyether tetrols, polyethers pentol, hexahydroxypolyether, Sucrose polyethers, gathers at polypropylene oxide-castor oil polyhydric alcohol
One of erythritan, polyurea polylol, rosin ester polyol are a variety of；
The amido polyol is ethylenediamine polyether tetrols, toluenediamine polyether tetrols, diaminodiphenyl-methane base polyethers four
One of alcohol or m-xylene diamine base polyether tetrols are a variety of；
The epoxy resin be bisphenol A epoxide resin, bisphenol F epoxy resin, bisphenol-A D epoxy resin, bisphenol-s epoxy resin,
One of resorcinol type epoxy or cardanol epoxy resin are a variety of；
The foaming agent is water or/and pentane；
The toughener is hydroxyl terminated butyl nitrile (HTBN) rubber or/and end hydroxy styrene-butadiene rubber；
The phase-change material be by sal glauberi, Sodium acetate trihydrate, calcium chloride hexahydrate, six water calcium bromides, ten water dibastic sodium phosphates,
One of paraffin, stearic acid, positive tridecanol, positive hexadecanol or positive octadecyl alcolol are a variety of；
The reactive diluent be oxazolidine, oxazolidine-aldimine, bicyclic oxazolidine, propylene carbonate, in gamma-butyrolacton
It is one or more；
The compatilizer is by gamma-aminopropyl-triethoxy-silane, N- β (aminoethyl)-γ-aminopropyltrimethoxysilane, γ-
One of glycidoxypropyl trimethoxy silane, polyoxyethylene sorbitan monoleate, water-soluble silicon oil are a variety of；
The retarder is chlorobenzoyl chloride or/and paratoluensulfonyl chloride.
5. injecting paste material as claimed in claim 1 or 2, which is characterized in that the polyisocyanates be toluene di-isocyanate(TDI),
'-diphenylmethane diisocyanate, hexamethylene diisocyanate, terephthalylidene diisocyanate, polymethylene polyphenyl isocyanic acid
One of ester, liquefaction '-diphenylmethane diisocyanate, isophorone diisocyanate are a variety of.
6. a kind of preparation method of polyurethane injecting paste material as described in claim 1, which is characterized in that including the step carried out as follows
It is rapid:
1) prepare component A raw material according to following weight:
2) by polyether polyol, amido polyol, epoxy resin, foaming agent, toughener, reactive diluent, compatilizer, retarder
After mixing, it is heated to 40-100 DEG C, insulation reaction 1-10 hours, adds phase-change material after then cooling to room temperature, note is made
The component A of pulp material, it is spare；
3) component A is uniformly mixed with B component to get polyurethane injecting paste material, wherein the B component are as follows: parts by weight 100-
200 polyisocyanates.
7. a kind of preparation method of polyurethane injecting paste material as described in claim 1, which is characterized in that including the step carried out as follows
It is rapid:
A) prepare component A raw material according to following weight:
B) prepare B component raw material according to following weight:
Polyisocyanates 100-200
C) polyisocyanates of the part polyether polyol of component A, the pure and mild B component of part amino polybasic is mixed, in 70-100
0.5-2h is reacted at DEG C, and injecting paste material performed polymer is made；
D) remaining polyether polyol, the pure and mild epoxy resin of amino polybasic, foaming agent, toughener, phase-change material, activity are diluted
Agent, compatilizer, retarder are added in performed polymer, are stirred evenly to get polyurethane injecting paste material.
8. method as claimed in claim 6, which is characterized in that step C) in the part polyether polyols that use when preparing performed polymer
The amount of alcohol accounts for the 50-70% of polyether polyol compound total amount in component A raw material；The portion used when preparing performed polymer in step 3)
The 20-50% for dividing the amount of amido polyol to account for amido polyol total amount in component A raw material.
9. application of the polyurethane injecting paste material as described in claim 1 in repairing highway, tunnel road surface disease；In water conservancy electricity
Power facility, mining mineral resource, underground, the processing of submerged structure engineering waterproofing, maintenance, reinforcing or/and leak, permeable failure are robbed
Repair the application in processing.
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