CN109135486A - High abrasion sealing material of mist containing sand and its preparation method and application - Google Patents
High abrasion sealing material of mist containing sand and its preparation method and application Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
- C09D133/12—Homopolymers or copolymers of methyl methacrylate
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Polymers & Plastics (AREA)
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- Road Paving Structures (AREA)
Abstract
The invention belongs to the technical field of compositions of asphalt material, and in particular to a kind of high abrasion mist containing sand sealing material.The main component of the sealing material of mist containing sand is modified methacrylic acid resinoid, the modified methacrylic acid resinoid is copolymerized under the effect of catalyst, toughener and age resister and is obtained by methyl methacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer.Material wear ability of the invention is good, and curing time is short.
Description
Technical field
The invention belongs to the technical field of compositions of asphalt material, and in particular to a kind of high abrasion mist containing sand sealing material and
Preparation method and application.
Background technique
Ended for the end of the year 2016, highway in China total kilometrage up to 469.63 ten thousand kilometers, highway maintenance mileage up to 459.00 ten thousand kilometers,
Account for the 97.7% of total mileage of highway, wherein highway mileage open to traffic is more than 120,000 kilometers, is ranked the first in the world, huge highway is total
Mileage determines the great market demand of maintenance industry.
Highway in China is open to traffic total kilometrage cumulative year after year, realizes from " preliminary connection " to the great leap of " covering networking ".
However, along with the volume of traffic, load capacity and the further severe natural environment, climatic factor that increasingly increase, original asphalt road
Face has just occurred the road surfaces such as crack, track, pit slot, depression, surface fracture, loose early stage disease in not up to design period
Evil, this largely reduces the driving comfort level of bituminous pavement, and is unfavorable for traffic safety.For bituminous pavement morning
Phase disease, the road surfaces such as mist sealing, crushed stone sealing, micro-surface area, slurry seal, thin overlay sealing covers are complied with social development and are needed
It asks, gives birth at once.
Although the sealing covers such as crushed stone sealing, micro-surface area, slurry seal and thin overlay can the progress of road pavement early disease
Maintenance, maintenance, but equipment, construction technology, technical personnel quality are required more harsh.Meanwhile above-mentioned technology can also bring ring
Guarantor, energy waste, draws traffic road upper thread at waste disposal again, traffic and Socie-economic loss etc. one caused by overlong time of closing a road to traffic
Series of problems.
Mist sealing often uses maintenance process as road surface, has many advantages, such as cheap, quick construction.According to material type
Mist sealing, can be divided into following three classes by difference: the sealing material of mist containing sand, oiliness mist sealing material and addition feature oxidant it is new
Type mist sealing material.The sealing material of mist containing sand is usually that emulsified asphalt or modified emulsifying asphalt are added prepared by different additive
Material, because the viscosity of water change material, the referred to as sealing material of mist containing sand can be added when construction thereto.Oiliness mist sealing material
Also it is referred to as solvent type mist sealing material, generally pitch or modified pitch adds different additive systems after being dissolved in solvent naphtha
At.And novel mist sealing material typically has organosilicon mist sealing material, is exactly to add organosilicon in mist sealing material to prevent
Water oil resistance agent, for improving the water shutoff ability and permeability (" the permanent seal cooling mist sealing material based on requirement of not suspending of mist sealing material
Expect application technical research ", Zheng Minnan, Chang An University's master thesis, page 10, publication date on December 31st, 2016).
However, the wearability of aqueous mist sealing material existing on the market is bad at present, it is difficult to meet municipal road construction
Requirement to the open to traffic time limit.
Summary of the invention
In view of this, the purpose of the present invention is to provide a kind of sealing material of mist containing sand, the wearability of the material is good.
Unless otherwise indicated, number of the present invention is mass parts.
In addition, inventor also found, the curing time of existing aqueous mist sealing material is long.
To achieve the above object, the technical solution of the present invention is as follows:
The sealing material of mist containing sand, main component be modified methacrylic acid resinoid, the modified methacrylic acid resinoid by
Methyl methacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer are made in catalyst, toughener and age resister
It is obtained with lower copolymerization.
The English abbreviation of the methacrylic resin is MMA.
Inventors be surprised to learn that main component is modified methacrylic acid resinoid, the modified methacrylic acid class tree
Rouge is by methyl methacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer, in catalyst, toughener and anti-aging
It is copolymerized and obtains under agent effect；The sealing material of mist containing sand wearability it is good.
Meanwhile this contains sand mist sealing material and solves the problems, such as that the curing time of existing aqueous mist sealing material is long.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the methyl methacrylate monomer, acetic acid
The mass ratio of vinyl acetate monomer and Butyl Acrylate Monomer is 3-5:1-2:1-2.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the methyl methacrylate monomer, acetic acid
The mass ratio of vinyl acetate monomer and Butyl Acrylate Monomer is 3:1:1.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the catalyst is azodiisobutyronitrile (English
Literary abbreviation AIBN).
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the dosage of the catalyst is methacrylic acid
The 0.3%-0.5% of methylmethacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the toughener is poly terephthalic acid fourth two
Alcohol ester (English abbreviation PBT), polypropylene glycol diglycidyl ether (English abbreviation PPGDGE) or dioctyl phthalate (English
Abbreviation DOP).
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the dosage of the toughener is methacrylic acid
The 0.5%-1% of methylmethacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the dosage of the toughener is methacrylic acid
The 0.5% of methylmethacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the age resister is that 2- hydroxyl -4- is just pungent
Oxygroup benzophenone, 2,4,6- tri-butyl-phenol or p-tert-butylphenol.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the dosage of the age resister is metering system
The 0.4%-1% of sour methylmethacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the dosage of the age resister is metering system
The 0.4% of sour methylmethacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the temperature of the copolyreaction is 60-70 DEG C,
Time is 1-2h.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the sealing material of mist containing sand further includes following
Component: curing agent and/or delustering agent and/or filler and/or aggregate.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the curing agent is dibenzoyl peroxide
(English abbreviation BPO).
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the delustering agent is titanium dioxide, titanium dioxide
Silicon or polyethylene wax.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the filler is barium sulfate or calcining kaolinite
Soil.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the aggregate is quartz sand or diamond dust.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the sealing material of mist containing sand is with mass parts
Meter, proportion relation are as follows: 1-4 parts of 60-100 parts of modified methacrylic acid resinoid and/or curing agent and/or 0.1-2 parts of delustering agent
And/or 40-60 parts of filler and/or 60-100 parts of aggregate.
In order to further increase the wearability of the above-mentioned sealing material of mist containing sand, the sealing material of mist containing sand is with mass parts
Meter, proportion relation are as follows: 100 parts of modified methacrylic acid resinoid and/or 0.1-2 parts of 1-4 part of curing agent and/or delustering agent with/
Or 40 parts of filler and/or 60 parts of aggregate.
It is good that this contains sand mist sealing material compatibility.
It is good that this contains sand mist sealing material wearability.
It is high that this contains sand mist sealing material adhesion strength.
This contains that sand mist sealing material curing time is fast, and curing time is short.
It is good that this contains sand mist sealing material impermeability.
This contains sand mist sealing material road pavement with good build-in effect, can maintain asphalt road using material of the invention
The good service state in face and the service life for extending bituminous pavement.
The present invention also aims to protect the preparation method of the sealing material of mist containing sand, comprising the following steps:
By modified methacrylic acid resinoid, curing agent, delustering agent, filler and aggregate mix, stirring, stand to get.
The wearability of the sealing material of mist containing sand made from this method is good, meanwhile, solve existing aqueous mist sealing material
The long problem of curing time.
Preparation method of the invention is simple and convenient, it is easy to operate, be suitable for industrial-scale production.
The present invention also aims to protect the application of the sealing material of mist containing sand in asphalt pavement conserving.This is contained
Sand mist sealing material is used for asphalt pavement conserving, can effectively extend the service life of bituminous pavement.
The beneficial effects of the present invention are:
The sealing material compatibility of mist containing sand of the invention is good, appearance uniform, without oil accumulation, without oil mark.
The sealing material wearability of mist containing sand of the invention is good, and abrasion loss amount is 31-39g.
The adhesion strength of the sealing material of mist containing sand of the invention is high, and the adhesion strength with basal plane is up to 1.7-1.9MPa.
The sealing material curing time of mist containing sand of the invention is fast, and curing time is short, and the surface drying time at 25 DEG C is 0.5-1h,
Real time at 25 DEG C is 1-1.5h.
The impermeability of the sealing material of mist containing sand of the invention is good, and impervious (increase rate) is up to 100%.
The sealing material road pavement of mist containing sand of the invention has good build-in effect, can maintain the good clothes of bituminous pavement
Business state and the service life for extending bituminous pavement.
The preparation method of the sealing material of mist containing sand of the invention is simple and convenient, it is easy to operate, be suitable for industrial-scale production.
Specific embodiment
Illustrated embodiment is to preferably be illustrated to the contents of the present invention, but is not that the contents of the present invention only limit
In illustrated embodiment.So those skilled in the art carry out nonessential change to embodiment according to foregoing invention content
Into and adjustment, still fall within protection scope of the present invention.
The CAS number of following dibenzoyl peroxide is 94-36-0；
The CAS number of following methyl methacrylate is 80-62-6；
The CAS number of following vinylacetate is 108-05-4；
The CAS number of following butyl acrylate is 141-32-2；
The CAS number of following azodiisobutyronitrile is 78-67-1.
Embodiment 1
The sealing material of mist containing sand, uses following raw material to be prepared according to the following steps and obtain:
A. raw material preparation
A1. it is modified the preparation of MMA resin: by 60 parts of MMA(methyl methacrylates) monomer, 20 parts of Vinyl Acetate Monomers, 20
Part n-butyl acrylate monomer, 0.3% azodiisobutyronitrile, 0.5% dioctyl phthalate and 0.4% 2- hydroxyl -4-
Oxy-octyl benzophenone is mixed evenly under the conditions of 65 DEG C, reacts 1h, obtains modified MMA resin；Wherein, the azo
Bis-isobutyronitrile, dioctyl phthalate, 2-hydroxy-4-n-octoxybenzophenone percentage are methyl methacrylate
The percentage of ester monomer, Vinyl Acetate Monomer and n-butyl acrylate monomer gross mass；
A2. it weighs
Curing agent: 2% dibenzoyl peroxide (BPO) for weighing modified MMA resin quality made from step A1 is curing agent；
Delustering agent: 0.5% silica for weighing modified MMA resin quality made from step A1 is delustering agent；
Filler: 40% barium sulfate for weighing modified MMA resin quality made from step A1 is filler；
Aggregate: 60% quartz sand for weighing modified MMA resin quality made from step A1 is aggregate；
B. feed intake production
Modified MMA resin, curing agent, delustering agent, filler and aggregate are mixed, with high speed disperser under 500 turns/min revolving speed
Dispersion stirring 20min, stand to get.
Embodiment 2
The sealing material of mist containing sand, uses following raw material to be prepared according to the following steps and obtain:
A. raw material preparation
A1. it is modified the preparation of MMA resin: by 60 parts of MMA(methyl methacrylates) monomer, 40 parts of comonomer vinyl acetates
Ester, 40 parts of comonomer isobutyl acrylates, 0.5% azodiisobutyronitrile, 1% polybutylene terephthalate (PBT), 1%
2,4,6- tri-butyl-phenols are mixed evenly under the conditions of 65 DEG C, and reaction 1h obtains modified MMA resin；Wherein, the idol
Nitrogen bis-isobutyronitrile, polybutylene terephthalate (PBT) and 2,4,6- tri-butyl-phenol percentage are methyl methacrylate
The percentage of ester monomer, Vinyl Acetate Monomer and isobutyl acrylate monomer gross mass；
A2. it weighs
Curing agent: 3% dibenzoyl peroxide (BPO) for weighing modified MMA resin quality made from step A1 is curing agent；
Delustering agent: 0.5% titanium dioxide for weighing modified MMA resin quality made from step A1 is delustering agent；
Filler: 40% calcined kaolin for weighing modified MMA resin quality made from step A1 is filler；
Aggregate: 60% diamond dust for weighing modified MMA resin quality made from step A1 is aggregate；
B. feed intake production
Modified MMA resin, curing agent, delustering agent, filler and aggregate are mixed, with high speed disperser under 500 turns/min revolving speed
Dispersion stirring 20min, stand to get.
Embodiment 3
The sealing material of mist containing sand, uses following raw material to be prepared according to the following steps and obtain:
A. raw material preparation
A1. it is modified the preparation of MMA resin: by 100 parts of MMA(methyl methacrylates) monomer, 20 parts of comonomer vinyl acetates
Ester monomer, 20 parts of comonomer acrylic acid newcomer's ester monomers, 0.3% azodiisobutyronitrile, 0.8% polypropylene glycol two shrinks sweet
Oily ether and 0.8% p-tert-butylphenol are mixed evenly under conditions of 65 DEG C, and reaction 2h obtains modified MMA resin；Its
In, the azodiisobutyronitrile, polypropylene glycol diglycidyl ether and p-tert-butylphenol percentage are metering system
The percentage of sour methylmethacrylate monomer, Vinyl Acetate Monomer and acrylic acid newcomer's ester monomer gross mass；
A2. it weighs
Curing agent: according to modified MMA resin made from step A1: the mass ratio of dibenzoyl peroxide (BPO) weighs for 60:4
Dibenzoyl peroxide (BPO) is curing agent；
Delustering agent: according to modified MMA resin made from step A1: it is delustring that the mass ratio 60:4 of polyethylene wax, which weighs polyethylene wax,
Agent；
Filler: according to modified MMA resin made from step A1: the mass ratio of barium sulfate is that weigh barium sulfate be filler to 60:60；
Aggregate: according to modified MMA resin made from step A1: the mass ratio of quartz sand is that weigh quartz sand be aggregate to 60:100；
B. feed intake production
Modified MMA resin, curing agent, delustering agent, filler and aggregate are mixed, with high speed disperser under 500 turns/min revolving speed
Dispersion stirring 20min, stand to get.
Performance test
The appearance of the sealing material of mist containing sand made from testing example 1-3, with surface drying at the adhesion strength of basal plane, 25 DEG C when
Between, do solid work the time by, impervious, skid resistance and wearability (abrasion of paint wheel) at 25 DEG C, the results are shown in Table 1；
Wherein, appearance detecting method is range estimation；
It is examined with the adhesion strength of basal plane according to " CJJ139-2010 Urban Bridge bridge deck water-proof engineering technology regulation " Appendix B
It surveys；
The time is done solid work according to " GB/T16777-2008 building water-proof paint test side at surface drying time and 25 DEG C at 25 DEG C
Method " it is detected；
Impermeability is detected according to " T0971-2008 bituminous pavement infiltration coefficient test method "；
Skid resistance is detected according to " T0964-2008 portable pendulum tester measures surface friction coefficient test method "；
Wearability (abrasion of paint wheel) is examined according to " JTG E20-2011 highway engineering pitch and Asphalt Mixture Experiment regulation "
It surveys.
As shown in Table 1, the sealing material of mist containing sand appearance uniform made from embodiment 1-3, without oil accumulation, without oil mark；With basal plane
Adhesion strength be 1.7-1.9MPa；Surface drying time at 25 DEG C is 0.5-1h, and the real time at 25 DEG C is 1-1.5h；It is impervious
Property (increase rate) be 100%；Abrasion loss amount is 31-39g.Thus it proves, the compatibility of the sealing material of mist containing sand of the invention
Good, adhesion strength is high, and curing time is fast, and curing time is short, and impervious good, wearability is good, and construction temperature range is wide.To sum up, originally
The sealing material road pavement of mist containing sand of invention has good build-in effect, can maintain the good service state of bituminous pavement and prolong
The service life of long bituminous pavement.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (21)
1. the sealing material of mist containing sand, which is characterized in that main component is modified methacrylic acid resinoid, the modified methyl third
Olefin(e) acid resinoid is by methyl methacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer, in catalyst, toughener
Lower copolymerization is acted on age resister and is obtained.
2. the sealing material of mist containing sand according to claim 1, the methyl methacrylate monomer, Vinyl Acetate Monomer
Mass ratio with Butyl Acrylate Monomer is 3-5:1-2:1-2.
3. the sealing material of mist containing sand according to claim 2, which is characterized in that the methyl methacrylate monomer, vinegar
The mass ratio of vinyl acetate monomer and Butyl Acrylate Monomer is 3:1:1.
4. the sealing material of mist containing sand according to claim 1,2 or 3, which is characterized in that the catalyst is that azo two is different
Butyronitrile.
5. the sealing material of mist containing sand according to claim 1,2,3 or 4, which is characterized in that the dosage of the catalyst is
The 0.3%-0.5% of methyl methacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
6. the according to claim 1, sealing material of mist containing sand described in 2,3,4 or 5, which is characterized in that the toughener is poly- pair
Benzene dicarboxylic acid butanediol ester, polypropylene glycol diglycidyl ether or dioctyl phthalate.
7. the according to claim 1, sealing material of mist containing sand described in 2,3,4,5 or 6, which is characterized in that the use of the toughener
Amount is the 0.5%-1% of methyl methacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
8. the sealing material of mist containing sand according to claim 7, which is characterized in that the dosage of the toughener is metering system
The 0.5% of sour methylmethacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
9. the according to claim 1, sealing material of mist containing sand described in 2,3,4,5,6,7 or 8, which is characterized in that described anti-aging
Agent is 2-hydroxy-4-n-octoxybenzophenone, 2,4,6- tri-butyl-phenol or p-tert-butylphenol.
10. the according to claim 1, sealing material of mist containing sand described in 2,3,4,5,6,7,8 or 9, which is characterized in that described anti-ageing
The dosage of agent is the 0.4%-1% of methyl methacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
11. the sealing material of mist containing sand according to claim 10, which is characterized in that the dosage of the age resister is methyl
The 0.4% of methacrylate monomer, Vinyl Acetate Monomer and Butyl Acrylate Monomer gross mass.
12. the according to claim 1, sealing material of mist containing sand described in 2,3,4,5,6,7,8,9,10 or 11, which is characterized in that institute
The temperature for stating copolyreaction is 60-70 DEG C, time 1-2h.
13. according to claim 1, the sealing material of mist containing sand described in 2,3,4,5,6,7,8,9,10,11 or 12, feature exist
In the sealing material of mist containing sand further includes following components: curing agent and/or delustering agent and/or filler and/or aggregate.
14. the sealing material of mist containing sand according to claim 13, which is characterized in that the curing agent is diphenyl peroxide first
Acyl.
15. the sealing material of mist containing sand described in 3 or 14 according to claim 1, which is characterized in that the delustering agent is titanium dioxide
Titanium, silica or polyvinyl alcohol.
16. the sealing material of mist containing sand described in 3,14 or 15 according to claim 1, which is characterized in that the filler is barium sulfate
Or calcined kaolin.
17. the sealing material of mist containing sand described in 3,14,15 or 16 according to claim 1, which is characterized in that the aggregate is quartz
Sand or diamond dust.
18. the sealing material of mist containing sand described in 3,14,15,16 or 17 according to claim 1, which is characterized in that the mist containing sand
Sealing material is in terms of mass parts, proportion relation are as follows: 1-4 parts of 60-100 parts of modified methacrylic acid resinoid and/or curing agent and/
Or 40-60 parts of 0.1-2 parts of delustering agent and/or filler and/or 60-100 parts of aggregate.
19. the sealing material of mist containing sand according to claim 18, which is characterized in that the sealing material of mist containing sand is with quality
Part meter, proportion relation are as follows: 1-4 parts of 100 parts of modified methacrylic acid resinoid and/or curing agent and/or 0.1-2 parts of delustering agent
And/or 40 parts of filler and/or 60 parts of aggregate.
20. the preparation method of the sealing material of mist containing sand described in claim any one of 1-19, which is characterized in that including following step
It is rapid:
By modified methacrylic acid resinoid, curing agent, delustering agent, filler and aggregate mix, stirring, stand to get.
21. application of the sealing material of mist containing sand in asphalt pavement conserving described in claim any one of 1-19.
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