CN105294977A - High-strength high-fire-retardant low-heat-release mining polyurethane grouting reinforcement material and preparation method and application thereof - Google Patents
High-strength high-fire-retardant low-heat-release mining polyurethane grouting reinforcement material and preparation method and application thereof Download PDFInfo
- Publication number
- CN105294977A CN105294977A CN201510765523.XA CN201510765523A CN105294977A CN 105294977 A CN105294977 A CN 105294977A CN 201510765523 A CN201510765523 A CN 201510765523A CN 105294977 A CN105294977 A CN 105294977A
- Authority
- CN
- China
- Prior art keywords
- component
- flame retardant
- slip casting
- polyether polyol
- fire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- C08G18/4045—Mixtures of compounds of group C08G18/58 with other macromolecular compounds
-
- 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
-
- 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
-
- 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
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
- C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
- C09K8/44—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing organic binders only
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention belongs to the technical field of coal and rock chemical grouting reinforcement, and discloses a high-strength high-fire-retardant low-heat-release mining polyurethane grouting reinforcement material and a preparation method and application thereof. The material is obtained by matching a component I and a component II according to the volume ratio of one to one; the component I is prepared from, by weight, 70%-95% of isocyanate and 5%-30% of epoxy resin; the component II is prepared from, by weight, 30%-50% of flame retardant polyether polyol 1, 10%-20% of flame retardant polyether polyol 2, 25%-40% of plasticizers, 3%-8% of fire retardants, 2%-5% of curing agents, 0.5%-1% of catalyst, 1%-3% of antistatic agents and 0.5%-1% of foam stabilizer.
Description
Technical field
The invention belongs to coal and rock chemical consolidation technical field, particularly a kind of high-intensity high fires low heat release mine polyurethane slip casting strengthening material and preparation method thereof and application.
Background technology
Due to the singularity in field, colliery, for being applied to the high score subclass slip casting strengthening material of underground coal mine except the requirement of mechanical property aspect, for ensureing the construction safety of down-hole, also require that it should possess the features such as lower exothermic heat of reaction amount and higher flame retardant resistance, but existing coal mine polyurethane grouting and reinforcing class material often cannot meet above all requirements, is in particular in the following aspects simultaneously:
1. temperature of reaction is higher.Regulation in existing mine safety industry standard " colliery reinforcing coal rock mass macromolecular material " (AQ1089-2011), the maximum temperature of mining polymer grouting and reinforcing class material answers≤140 DEG C.Although Vehicles Collected from Market exists test result that some products react under finite quantity lower than 140 DEG C, but when it is applied to the slip casting of underground coal mine Practical Project, because grouting amount is larger, slurry material aggregate amount is higher, the heat that urethane slurries produce in solidify reaction process is more, and due to environment relative closure, radiating condition wretched insufficiency, make material internal heat accumulation more, temperature rises very fast, maximum temperature even can reach more than 200 DEG C more than 140 DEG C, be easy to pyrolysis of glowing, produce cigarette or naked light phenomenon, and then cause the serious disaster accident such as coal-mine fire.
2. flame retardant resistance is poor.Although some the grouting and reinforcing series products in market meet the requirement of MT113-1995 " underground mine use polymer product fire retardant, antistatic GENERAL EXPERIMENTATION and decision rule ", but the factors such as the slurry homogeneity of material, construction environment, mechanical means and manual operation must be considered due to practical application, current market product still can not meet service requirements completely, when starch material in use there is temperature of reaction too high and fire-retardant rank deficiency when, be just easy to produce the security incident such as cigarette or naked light.
3. the deficiency of mechanical property aspect.Containing isocyanate group in urethane slip casting strengthening material slurries, it very easily with the H that runs in practice of construction process
2o reacts and generates CO
2gas, make material constantly foaming and expansion in the curing process, the slurry material induration mechanical strength after foaming significantly reduces, and very easily causes the failure of slip casting.In addition due to the generation of a large amount of carbon dioxides, make some crack distributed faults bear the higher swelling pressure, finally cause large-scale overall wall caving, roof fall or pressure rack accident.
Therefore, for overcoming the shortcoming of existing mine polyurethane injecting paste material, it is very necessary for researching and developing the new type mining urethane slip casting strengthening material that a kind of intensity is high, flame retardant resistance is high, exothermic heat of reaction is low.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art with not enough, primary and foremost purpose of the present invention is to provide a kind of high-intensity high to fire low heat release mine polyurethane slip casting strengthening material.
Another object of the present invention is to provide above-mentioned high-intensity high to fire the preparation method of low heat release mine polyurethane slip casting strengthening material.
Another object of the present invention is to provide above-mentioned high-intensity high to fire the application of low heat release mine polyurethane slip casting strengthening material.
Object of the present invention is achieved through the following technical solutions:
A kind of high-intensity high fires low heat release mine polyurethane slip casting strengthening material, described material be by first component and second component by volume 1:1 proportioning obtain;
First component comprises following component by weight percentage:
Isocyanic ester 70.0% ~ 95.0%
Epoxy resin 5.0% ~ 30.0%;
Second component comprises following component by weight percentage:
Described isocyanic ester is diphenylmethanediisocyanate (MDI-50);
Described epoxy resin is bisphenol f type epoxy resin 830S, and its epoxy equivalent (weight) is 165 ~ 175g/eq, and under 25 DEG C of conditions, viscosity is 3300 ~ 4300mPas, hydrolysis chlorine≤0.015%.
Described flame retardant polyether polyol 1 is PuranolRF3774, and its hydroxy radical content is 370 ~ 420mgKOH/g, and biodiversity content is that under 0.15%, 25 DEG C of conditions, viscosity is 50 ~ 300mPas; Described flame retardant polyether polyol 2 is PuranolRF3776, and its hydroxy radical content is 310 ~ 350mgKOH/g, and biodiversity content is that under 0.15%, 25 DEG C of conditions, viscosity is 1500 ~ 3500mPas.
Described softening agent is chlorinated paraffin-42, and its chloride quality is that under 40 ~ 44%, 25 DEG C of conditions, viscosity is 1900 ~ 2500mPas;
Described fire retardant is halogenated phosphate based flame retardant FR-310, its phosphorous quality >=12.0%, chloride quality >=14.0%, and under 25 DEG C of conditions, viscosity is 5 ~ 10mPas;
Described solidifying agent is DMP-30;
Described static inhibitor is liquid static inhibitor JA-10ql, light yellow viscous liquid, and under 25 DEG C of conditions, viscosity is 122.4mPas;
Described catalyzer is the mixture of dibutyl tin laurate (DBTDL) and 33% triethylene diamine solution (A-33), and the two mass ratio is 1:1 ~ 2:1;
Described suds-stabilizing agent is hard polyurethane foam silicone oil SD-502.
Above-mentioned high-intensity high fires the preparation method of low heat release mine polyurethane slip casting strengthening material, comprises following steps:
(1) preparation of first component:
In closed reactor, first add epoxy resin by proportioning, then add isocyanic ester, stir 0.5 ~ 1.0h, obtain first component; Wherein, the consumption of each raw material is by weight percentage: epoxy resin 5.0% ~ 30.0%, isocyanic ester 70.0% ~ 95.0%;
(2) preparation of second component
In closed reactor, add flame retardant polyether polyol 1, flame retardant polyether polyol 2, softening agent, fire retardant, solidifying agent, catalyzer, static inhibitor, suds-stabilizing agent successively, mix, stir 2.0 ~ 3.0h, obtain second component; Wherein, the consumption of each raw material is by weight percentage: flame retardant polyether polyol 130.0% ~ 50.0%, flame retardant polyether polyol 210.0% ~ 20.0%, softening agent 25.0% ~ 40.0%, fire retardant 3.0% ~ 8.0%, catalyzer 0.5% ~ 1.0%, solidifying agent 2.0% ~ 5.0%; Static inhibitor 1.0% ~ 3.0%, suds-stabilizing agent 0.5% ~ 1.0%;
(3) first component and second component are mixed according to volume ratio 1:1, obtain high-intensity high and fire low heat release mine polyurethane slip casting strengthening material.
Above-mentioned high-intensity high fire low heat release mine polyurethane slip casting strengthening material within coal mines coal seam reinforce in application.
The present invention has following advantage and effect relative to prior art:
1, by reducing the content of isocyanic ester in whole system, makes itself and H
2o react release CO
2gas reduces, and can reduce foaming and expand, and improves slurry material induration ultimate compression strength.In addition by introducing the ultimate compression strength that epoxy resin can improve induration in polyurethane system.Both comprehensive actions can increase substantially the ultimate compression strength of mine polyurethane slip casting strengthening material.
2 by adding flame retarding polyether in system, chlorinated paraffin-42, fire retardant can improve its flame retardant properties greatly.
3 add inert plasticizer chlorinated paraffin-42, can effectively make reaction liberated heat be dispersed dilution, and heat is difficult to accumulation; In addition, it is slow that epoxy resin and solidifying agent DMP-30 react comparatively polyurethane reaction, and the reaction liberated heat of whole system is discharged by stages, thus reduces the maximum temperature of material.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
In the embodiment of the present invention, performance index measure according to " colliery reinforcing coal rock mass macromolecular material " (AQ1089-2011) method.
Embodiment 1
(1) preparation of first component
In closed reactor, first add 25.0g bisphenol f type epoxy resin 830S, then add 475.0g diphenylmethanediisocyanate (MDI-50), stir 0.5 ~ 1.0h, obtain 500.0g first component.
(2) preparation of second component
In closed reactor, add 500.0g flame retardant polyether polyol PuranolRF3774 (Jiahua Chemicals Inc.) successively, 100.0g flame retardant polyether polyol PuranolRF3776 (Jiahua Chemicals Inc.), 250.0g softening agent chlorinated paraffin-42, 80.0g fire retardant FR-310, 20.0g solidifying agent DMP-30, catalyzer 10.0g (wherein dibutyl tin laurate (DBTDL) 5.0g, A-335.0g), 30.0g static inhibitor JA-10ql, 10.0g suds-stabilizing agent SD-502, stir 2.0 ~ 3.0h, obtain 1000.0g second component.
(3) first, second component is mixed according to volume ratio 1:1, obtain high-intensity high and fire low heat release mine polyurethane slip casting strengthening material.In normal conditions, test maximum temperature, ultimate compression strength, flame retardant properties is carried out according to " colliery reinforcing coal rock mass macromolecular material " (AQ1089-2011).Performance index are in table 1.
Embodiment 2
(1) preparation of first component
In closed reactor, first add 50.0g bisphenol f type epoxy resin 830S, then add 450.0g diphenylmethanediisocyanate (MDI-50), stir 0.5 ~ 1.0h, obtain 500.0g first component.
(2) preparation of second component
In closed reactor, add 460.0g flame retardant polyether polyol PuranolRF3774 (Jiahua Chemicals Inc.) successively, 120.0g flame retardant polyether polyol PuranolRF3776 (Jiahua Chemicals Inc.), 280.0g softening agent chlorinated paraffin-42, 65.0g fire retardant FR-310, 25.0g solidifying agent DMP-30, catalyzer 10.0g (wherein dibutyl tin laurate (DBTDL) 5.0g, A-335.0g), 30.0g static inhibitor JA-10ql, 10.0g suds-stabilizing agent SD-502, stir 2.0 ~ 3.0h, obtain 1000.0g second component.
(3) first, second component is mixed according to volume ratio 1:1, obtain high-intensity high and fire low heat release mine polyurethane slip casting strengthening material.In normal conditions, test maximum temperature, ultimate compression strength, flame retardant properties is carried out according to " colliery reinforcing coal rock mass macromolecular material " (AQ1089-2011).Performance index are in table 1.
Embodiment 3
(1) preparation of first component
In closed reactor, first add 75.0g bisphenol f type epoxy resin 830S, then add 425.0g diphenylmethanediisocyanate (MDI-50), stir 0.5 ~ 1.0h, obtain 500.0g first component.
(2) preparation of second component
In closed reactor, add 430.0g flame retardant polyether polyol PuranolRF3774 (Jiahua Chemicals Inc.) successively, 140.0g flame retardant polyether polyol PuranolRF3776 (Jiahua Chemicals Inc.), 310.0g softening agent chlorinated paraffin-42, 50.0g fire retardant FR-310, 30.0g solidifying agent DMP-30, catalyzer 7.5g (wherein dibutyl tin laurate (DBTDL) 5.0g, A-332.5g), 25.0g static inhibitor JA-10ql, 7.5g suds-stabilizing agent SD-502, stir 2.0 ~ 3.0h, obtain 1000.0g second component.
(3) first, second component is mixed according to volume ratio 1:1, obtain high-intensity high and fire low heat release mine polyurethane slip casting strengthening material.In normal conditions, test maximum temperature, ultimate compression strength, flame retardant properties is carried out according to " colliery reinforcing coal rock mass macromolecular material " (AQ1089-2011).Performance index are in table 1.
Embodiment 4
(1) preparation of first component
In closed reactor, first add 100.0g bisphenol f type epoxy resin 830S, then add 400.0g diphenylmethanediisocyanate (MDI-50), stir 0.5 ~ 1.0h, obtain 500.0g first component.
(2) preparation of second component
In closed reactor, add 380.0g flame retardant polyether polyol PuranolRF3774 (Jiahua Chemicals Inc.) successively, 160.0g flame retardant polyether polyol PuranolRF3776 (Jiahua Chemicals Inc.), 350.0g softening agent chlorinated paraffin-42, 35.0g fire retardant FR-310, 35.0g solidifying agent DMP-30, catalyzer 7.5g (wherein dibutyl tin laurate (DBTDL) 5.0g, A-332.5g), 25.0g static inhibitor JA-10ql, 7.5g suds-stabilizing agent SD-502, stir 2.0 ~ 3.0h, obtain 1000.0g second component.
(3) first, second component is mixed according to volume ratio 1:1, obtain high-intensity high and fire low heat release mine polyurethane slip casting strengthening material.In normal conditions, test maximum temperature, ultimate compression strength, flame retardant properties is carried out according to " colliery reinforcing coal rock mass macromolecular material " (AQ1089-2011).Performance index are in table 1.
Embodiment 5
(1) preparation of first component
In closed reactor, first add 125.0g bisphenol f type epoxy resin 830S, then add 375.0g diphenylmethanediisocyanate (MDI-50), stir 0.5 ~ 1.0h, obtain 500.0g first component.
(2) preparation of second component
In closed reactor, add 340.0g flame retardant polyether polyol PuranolRF3774 (Jiahua Chemicals Inc.) successively, 180.0g flame retardant polyether polyol PuranolRF3776 (Jiahua Chemicals Inc.), 380.0g softening agent chlorinated paraffin-42, 30.0g fire retardant FR-310, 40.0g solidifying agent DMP-30, catalyzer 5.0g (wherein dibutyl tin laurate (DBTDL) 2.5g, A-332.5g), 20.0g static inhibitor JA-10ql, 5.0g suds-stabilizing agent SD-502, stir 2.0 ~ 3.0h, obtain 1000.0g second component.
(3) first, second component is mixed according to volume ratio 1:1, obtain high-intensity high and fire low heat release mine polyurethane slip casting strengthening material.In normal conditions, test maximum temperature, ultimate compression strength, flame retardant properties is carried out according to " colliery reinforcing coal rock mass macromolecular material " (AQ1089-2011).Performance index are in table 1.
Embodiment 6
(1) preparation of first component
In closed reactor, first add 150.0g bisphenol f type epoxy resin 830S, then add 350.0g diphenylmethanediisocyanate (MDI-50), stir 0.5 ~ 1.0h, obtain 500.0g first component.
(2) preparation of second component
In closed reactor, add 300.0g flame retardant polyether polyol PuranolRF3774 (Jiahua Chemicals Inc.) successively, 200.0g flame retardant polyether polyol PuranolRF3776 (Jiahua Chemicals Inc.), 400.0g softening agent chlorinated paraffin-42, 30.0g fire retardant FR-310, 50.0g solidifying agent DMP-30, catalyzer 5.0g (wherein dibutyl tin laurate (DBTDL) 2.5g, A-332.5g), 10.0g static inhibitor JA-10ql, 5.0g suds-stabilizing agent SD-502, stir 2.0 ~ 3.0h, obtain 1000.0g second component.
(3) first, second component is mixed according to volume ratio 1:1, obtain high-intensity high and fire low heat release mine polyurethane slip casting strengthening material.In normal conditions, test maximum temperature, ultimate compression strength, flame retardant properties is carried out according to " colliery reinforcing coal rock mass macromolecular material " (AQ1089-2011).Performance index are in table 1.
Table 1 high-intensity high fires low heat release mine polyurethane slip casting strengthening material performance
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from spirit of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (6)
1. high-intensity high fires a low heat release mine polyurethane slip casting strengthening material, it is characterized in that: described material be by first component and second component by volume 1:1 proportioning obtain;
First component comprises following component by weight percentage:
Isocyanic ester 70.0% ~ 95.0%
Epoxy resin 5.0% ~ 30.0%;
Second component comprises following component by weight percentage:
2. a kind of high-intensity high according to claim 1 fires low heat release mine polyurethane slip casting strengthening material, it is characterized in that: described isocyanic ester is diphenylmethanediisocyanate;
Described epoxy resin is bisphenol f type epoxy resin 830S, and its epoxy equivalent (weight) is 165 ~ 175g/eq, and under 25 DEG C of conditions, viscosity is 3300 ~ 4300mPas, hydrolysis chlorine≤0.015%.
3. a kind of high-intensity high according to claim 1 fires low heat release mine polyurethane slip casting strengthening material, it is characterized in that: described flame retardant polyether polyol 1 is PuranolRF3774, its hydroxy radical content is 370 ~ 420mgKOH/g, biodiversity content is that under 0.15%, 25 DEG C of conditions, viscosity is 50 ~ 300mPas; Described flame retardant polyether polyol 2 is PuranolRF3776, and its hydroxy radical content is 310 ~ 350mgKOH/g, and biodiversity content is that under 0.15%, 25 DEG C of conditions, viscosity is 1500 ~ 3500mPas.
4. a kind of high-intensity high according to claim 1 fires low heat release mine polyurethane slip casting strengthening material, it is characterized in that: described softening agent is chlorinated paraffin-42, and its chloride quality is that under 40 ~ 44%, 25 DEG C of conditions, viscosity is 1900 ~ 2500mPas;
Described fire retardant is halogenated phosphate based flame retardant FR-310, its phosphorous quality >=12.0%, chloride quality >=14.0%, and under 25 DEG C of conditions, viscosity is 5 ~ 10mPas;
Described solidifying agent is DMP-30;
Described static inhibitor is liquid static inhibitor JA-10ql, light yellow viscous liquid, and under 25 DEG C of conditions, viscosity is 122.4mPas;
Described catalyzer is the mixture of dibutyl tin laurate (DBTDL) and 33% triethylene diamine solution (A-33), and the two mass ratio is 1:1 ~ 2:1;
Described suds-stabilizing agent is hard polyurethane foam silicone oil SD-502.
5. a kind of high-intensity high according to any one of Claims 1 to 4 fires the preparation method of low heat release mine polyurethane slip casting strengthening material, it is characterized in that comprising following steps:
(1) preparation of first component:
In closed reactor, first add epoxy resin by proportioning, then add isocyanic ester, stir 0.5 ~ 1.0h, obtain first component; Wherein, the consumption of each raw material is by weight percentage: epoxy resin 5.0% ~ 30.0%, isocyanic ester 70.0% ~ 95.0%;
(2) preparation of second component
In closed reactor, add flame retardant polyether polyol 1, flame retardant polyether polyol 2, softening agent, fire retardant, solidifying agent, catalyzer, static inhibitor, suds-stabilizing agent successively, mix, stir 2.0 ~ 3.0h, obtain second component; Wherein, the consumption of each raw material is by weight percentage: flame retardant polyether polyol 130.0% ~ 50.0%, flame retardant polyether polyol 210.0% ~ 20.0%, softening agent 25.0% ~ 40.0%, fire retardant 3.0% ~ 8.0%, catalyzer 0.5% ~ 1.0%, solidifying agent 2.0% ~ 5.0%; Static inhibitor 1.0% ~ 3.0%, suds-stabilizing agent 0.5% ~ 1.0%;
(3) first component and second component are mixed according to volume ratio 1:1, obtain high-intensity high and fire low heat release mine polyurethane slip casting strengthening material.
6. a kind of high-intensity high according to any one of Claims 1 to 4 fire low heat release mine polyurethane slip casting strengthening material within coal mines coal seam reinforce in application.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510765523.XA CN105294977B (en) | 2015-11-10 | 2015-11-10 | Low heat release mine polyurethane slip casting strengthening material of high strength and high flame retardant and preparation method and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510765523.XA CN105294977B (en) | 2015-11-10 | 2015-11-10 | Low heat release mine polyurethane slip casting strengthening material of high strength and high flame retardant and preparation method and application |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105294977A true CN105294977A (en) | 2016-02-03 |
| CN105294977B CN105294977B (en) | 2018-05-01 |
Family
ID=55192872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510765523.XA Active CN105294977B (en) | 2015-11-10 | 2015-11-10 | Low heat release mine polyurethane slip casting strengthening material of high strength and high flame retardant and preparation method and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105294977B (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105622879A (en) * | 2016-03-25 | 2016-06-01 | 合肥工业大学 | Environment-friendly low-viscosity high-strength polyurethane grouting lifting material and preparation method thereof |
| CN106496517A (en) * | 2016-10-09 | 2017-03-15 | 山东大学 | A kind of macromolecule slip casting strengthening material |
| CN107033317A (en) * | 2017-06-13 | 2017-08-11 | 山西省建筑科学研究院 | A kind of hard polyurethane foam material and preparation method and application |
| CN108219442A (en) * | 2017-11-27 | 2018-06-29 | 广东科技学院 | A kind of high polymer grouting material and preparation method thereof |
| CN109796572A (en) * | 2018-12-27 | 2019-05-24 | 广州市明煌保温节能材料有限公司 | A kind of full water foamed high flame-retardant polyurethane combined polyether and preparation method thereof |
| CN109810237A (en) * | 2019-01-04 | 2019-05-28 | 南方工程检测修复技术研究院 | A kind of single slurry can load-bearing reaction material and preparation method thereof |
| CN109912764A (en) * | 2019-02-25 | 2019-06-21 | 广州立泰新材料科技有限公司 | A kind of high fire-retardance hard polyurethane foams and preparation method thereof |
| CN109957085A (en) * | 2019-04-10 | 2019-07-02 | 山东科技大学 | A kind of thin coal pillar wind leaking stoppage flexible material |
| CN110372844A (en) * | 2019-06-18 | 2019-10-25 | 中路高科(北京)公路技术有限公司 | A kind of polyurethane injecting paste material and preparation method and application |
| CN111286003A (en) * | 2020-04-03 | 2020-06-16 | 扬州晨化新材料股份有限公司 | Preparation method of mining high-strength flame-retardant polyurethane reinforcing material |
| CN113480714A (en) * | 2021-07-29 | 2021-10-08 | 山东润义金新材料科技股份有限公司 | Epoxy resin modified polyurethane reinforcing material and preparation method thereof |
| CN114316569A (en) * | 2021-12-25 | 2022-04-12 | 陕西东田能源科技有限公司 | Mining grouting material |
| CN116003737A (en) * | 2022-12-27 | 2023-04-25 | 安徽理工大学 | Low-heat-release polyurethane modified grouting material and preparation method thereof |
| CN116285311A (en) * | 2023-01-17 | 2023-06-23 | 北京交通大学 | Novel polyurethane water shutoff grouting material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831168A (en) * | 2010-05-14 | 2010-09-15 | 上海克络蒂材料科技发展有限公司 | Polyurethane rigid foam exterior wall thermal insulation material with high flame retardancy and preparation method thereof |
| CN103224701A (en) * | 2013-05-09 | 2013-07-31 | 安徽大学 | High-strength low-heat-release mining flame-retardant grouting reinforcement material and preparation method thereof |
| CN103265679A (en) * | 2013-05-15 | 2013-08-28 | 陕西煤业化工技术研究院有限责任公司 | Epoxy modified polyurethane composition for coal stratum reinforcement and preparation method thereof |
| CN103739824A (en) * | 2013-12-25 | 2014-04-23 | 广西宾阳县荣良新材料科技有限公司 | Polyurethane flame-retardant thermal-insulation material and preparation method thereof |
-
2015
- 2015-11-10 CN CN201510765523.XA patent/CN105294977B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101831168A (en) * | 2010-05-14 | 2010-09-15 | 上海克络蒂材料科技发展有限公司 | Polyurethane rigid foam exterior wall thermal insulation material with high flame retardancy and preparation method thereof |
| CN103224701A (en) * | 2013-05-09 | 2013-07-31 | 安徽大学 | High-strength low-heat-release mining flame-retardant grouting reinforcement material and preparation method thereof |
| CN103265679A (en) * | 2013-05-15 | 2013-08-28 | 陕西煤业化工技术研究院有限责任公司 | Epoxy modified polyurethane composition for coal stratum reinforcement and preparation method thereof |
| CN103739824A (en) * | 2013-12-25 | 2014-04-23 | 广西宾阳县荣良新材料科技有限公司 | Polyurethane flame-retardant thermal-insulation material and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 于永忠: "《阻燃材料手册》", 30 June 1991 * |
| 刘玉婷: "煤矿用高安全性聚氨酯注浆加固材料的制备及其性能研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
| 马之康: "《工程材料手册 材料卷》", 30 June 2004 * |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105622879B (en) * | 2016-03-25 | 2018-05-18 | 合肥工业大学 | Environmentally friendly low viscous high-strength polyurethane slip-casting lifting material and preparation method thereof |
| CN105622879A (en) * | 2016-03-25 | 2016-06-01 | 合肥工业大学 | Environment-friendly low-viscosity high-strength polyurethane grouting lifting material and preparation method thereof |
| CN106496517A (en) * | 2016-10-09 | 2017-03-15 | 山东大学 | A kind of macromolecule slip casting strengthening material |
| CN107033317A (en) * | 2017-06-13 | 2017-08-11 | 山西省建筑科学研究院 | A kind of hard polyurethane foam material and preparation method and application |
| CN108219442A (en) * | 2017-11-27 | 2018-06-29 | 广东科技学院 | A kind of high polymer grouting material and preparation method thereof |
| CN109796572A (en) * | 2018-12-27 | 2019-05-24 | 广州市明煌保温节能材料有限公司 | A kind of full water foamed high flame-retardant polyurethane combined polyether and preparation method thereof |
| CN109810237B (en) * | 2019-01-04 | 2021-06-22 | 南方工程检测修复技术研究院 | Single-slurry load-bearing reaction material and preparation method thereof |
| CN109810237A (en) * | 2019-01-04 | 2019-05-28 | 南方工程检测修复技术研究院 | A kind of single slurry can load-bearing reaction material and preparation method thereof |
| CN109912764A (en) * | 2019-02-25 | 2019-06-21 | 广州立泰新材料科技有限公司 | A kind of high fire-retardance hard polyurethane foams and preparation method thereof |
| CN109912764B (en) * | 2019-02-25 | 2021-12-24 | 广州立泰新材料科技有限公司 | High-flame-retardant rigid polyurethane foam and preparation method thereof |
| CN109957085A (en) * | 2019-04-10 | 2019-07-02 | 山东科技大学 | A kind of thin coal pillar wind leaking stoppage flexible material |
| CN110372844B (en) * | 2019-06-18 | 2021-09-21 | 中路高科(北京)公路技术有限公司 | Polyurethane grouting material, preparation method and application |
| CN110372844A (en) * | 2019-06-18 | 2019-10-25 | 中路高科(北京)公路技术有限公司 | A kind of polyurethane injecting paste material and preparation method and application |
| CN111286003A (en) * | 2020-04-03 | 2020-06-16 | 扬州晨化新材料股份有限公司 | Preparation method of mining high-strength flame-retardant polyurethane reinforcing material |
| CN113480714A (en) * | 2021-07-29 | 2021-10-08 | 山东润义金新材料科技股份有限公司 | Epoxy resin modified polyurethane reinforcing material and preparation method thereof |
| CN114316569A (en) * | 2021-12-25 | 2022-04-12 | 陕西东田能源科技有限公司 | Mining grouting material |
| CN116003737A (en) * | 2022-12-27 | 2023-04-25 | 安徽理工大学 | Low-heat-release polyurethane modified grouting material and preparation method thereof |
| CN116003737B (en) * | 2022-12-27 | 2024-05-14 | 安徽理工大学 | Low-heat-release polyurethane modified grouting material and preparation method thereof |
| CN116285311A (en) * | 2023-01-17 | 2023-06-23 | 北京交通大学 | Novel polyurethane water shutoff grouting material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105294977B (en) | 2018-05-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105294977A (en) | High-strength high-fire-retardant low-heat-release mining polyurethane grouting reinforcement material and preparation method and application thereof | |
| CN102643531B (en) | Self-temperature-limited polyurethane grouting material and preparation method thereof | |
| CN103756291A (en) | Polyurethane-water glass composite grouting material as well as preparation method and application thereof | |
| CN103304984B (en) | Inorganic modified polyurethane grouting material and preparation method thereof | |
| CN101649040B (en) | High flash point antiflaming type oil soluble polyurethane chemical grouting material | |
| CN104277204A (en) | Polyurethane reinforced material for inorganic modified ores and preparation method thereof | |
| CN104558514A (en) | High-strength polyurethane modified silicate grouting reinforcement material as well as preparation method and application thereof | |
| CN109021204B (en) | A kind of low-heat type polyurethane consolidation by grouting material | |
| CN104277203A (en) | Water-glass modified polyurethane filling material for coal mine safety and preparation method thereof | |
| CN104045807A (en) | Environmentally-friendly polyurethane water-plugging reinforcement material and preparation method thereof | |
| CN103304771A (en) | Polyurethane reinforced material and preparation method thereof | |
| CN104804172A (en) | Organic-inorganic composite water plugging reinforcement material and preparation method thereof | |
| CN112194770A (en) | Functionalized UIO-66/polyurethane composite grouting reinforcing agent and preparation method thereof | |
| CN114213616A (en) | Low-temperature mine coal rock mass reinforcing grouting material, preparation method and application thereof | |
| CN102161813B (en) | Macromolecular polymer filling/sealing grouting material for underground engineering and construction technique thereof | |
| CN104448774A (en) | Homogeneous skinning-free organic-inorganic composite reinforcement material and preparation method thereof | |
| CN104031382A (en) | Polyurethane compound for pouring and application thereof | |
| CN114349931B (en) | Modified silicate grouting reinforcement material and preparation method and application thereof | |
| CN103172815B (en) | Raw material composition of modified polyurethane material, and preparation method and application thereof | |
| CN103965858A (en) | Oil well anti-swelling fracturing fluid and preparation method thereof | |
| CN114958318A (en) | Flexible hole sealing slurry for underground and preparation method thereof | |
| CN110790892A (en) | Silicate polyurethane composite reinforcing material for coal mine and preparation method thereof | |
| CN102993403A (en) | Polyurethane composite material and preparation method thereof | |
| CN114057986B (en) | Mining reinforcing material and preparation method thereof | |
| CN110041494A (en) | A kind of environmental protection flame retardant high bonding modified polyurethane injecting paste material |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |