CN107142064A - A kind of paving steel bridge deck normal-temperature curing epoxy resinoid bond and preparation method thereof - Google Patents
A kind of paving steel bridge deck normal-temperature curing epoxy resinoid bond and preparation method thereof Download PDFInfo
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- CN107142064A CN107142064A CN201710536241.1A CN201710536241A CN107142064A CN 107142064 A CN107142064 A CN 107142064A CN 201710536241 A CN201710536241 A CN 201710536241A CN 107142064 A CN107142064 A CN 107142064A
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/504—Amines containing an atom other than nitrogen belonging to the amine group, carbon and hydrogen
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/06—Polymer mixtures characterised by other features having improved processability or containing aids for moulding methods
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Epoxy Resins (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The present invention provides a kind of paving steel bridge deck normal-temperature curing epoxy resinoid bond and preparation method thereof.Normal-temperature curing epoxy pitch binder includes component A and B component, and component A is mainly made up of epoxy resin, diluent and toughener, and B component is mainly made up of curing agent, accelerator, diluent and defoamer.The normal-temperature curing epoxy pitch binder of the present invention can construct and solidify, low-carbon environment-friendly and construction technology is simple in normal temperature.The nitile-butadiene rubber composite material of boron oxide/end group modification is used for toughener, it is ensured that the excellent mechanical strength of epoxy resin cured product and toughness.Meanwhile, the 3 D stereo network structure formed after epoxy resin cure and steel bridge deck and pave-load layer formation bonds well effectively improve the ability of bridge floor resistance vehicular load and such environmental effects, extend Steel Bridge Deck service life.
Description
Technical field
The present invention relates to road and bridge construction material and preparation method thereof, and in particular to a kind of paving steel bridge deck normal temperature
Cured epoxy resin binding agent and preparation method thereof.
Background technology
The early damage of steel bridge pave-load layer is caused by the destruction of water-proof tack coat more, water-proof tack coat material development and steel
The lifting of deck paving pavement performance is paid attention to by countries in the world.From 1970s, American-European countries is to steel deck paving
Dress and water-proof tack coat have carried out system research, form the waterproof for adapting to itself climatic environment, transportation condition and construction level
System.Europe predominantly includes reaction resin waterproof layer as the bonding design of the bridge deck water-proof of representative using Germany and (is mainly epoxy
Resin) double layer design that is combined with bituminous water-proof coating.The paving steel bridge deck of the U.S. and Japan has waterproof and bonding concurrently using waterproof
The water-proof tack coat of function, water-proof bond material is big with the bituminous epoxy binding agent of ChemCo Systems companies of the U.S. and Japan
The secondary cured epoxy resin binding agent for having group to develop is most widely used.Domestic paving steel bridge deck and water-proof binding system
Research is started from the 1980s, material of paving course is developed to epoxy asphalt mixture, water-proof bond material from bituminous concrete
Also experienced from emulsified asphalt to bituminous epoxy or epoxy resin innovation.
Water-proof tack coat plays scattered internal stress and protection floorings in deck installation structure, is to ensure bridge
The key of beam durability.But, the current subject matter of bridge deck water-proof tack coat is and floorings and mats formation bond strength between layers not
Foot, resistance horizontal shear ability is weak, causes pave-load layer premature breakdown.Higher adhesion strength and toughness is that water-proof bond material should
For the most concerned performance of deck paving.Early stage bridge deck water-proof bonds main using thermoplasticity such as polyolefin and rubber modified asphalts
Material, good waterproof performance and heat-resisting and adhesion strength is not enough.Heat cured epoxy or bituminous epoxy are steady with its excellent waterproof and heat
It is qualitative to be widely used in Steel Bridge Deck water-proof tack coat.
The content of the invention
It is an object of the invention to propose a kind of paving steel bridge deck normal-temperature curing epoxy resinoid bond, the epoxy resin
Material has excellent mechanical strength, pliability, can be primarily adapted for use in epoxy the features such as normal temperature mixes and stirs construction, curing time is short
The water-proof tack coat of pitch Steel Bridge Deck.
The present invention proposes a kind of resin-bonded agent material of paving steel bridge deck normal-temperature curing epoxy, by component A and B component
Composition, component A includes epoxy resin, diluent, toughener, and B component includes curing agent, accelerator, diluent, defoamer.Respectively
The mass fraction of component is：
Component A
100 parts of epoxy resin
5-40 parts of diluent
3-20 parts of toughener
B component
Wherein, the mass ratio of component A and B component is 100：70-100：140.
Described epoxy resin is liquid bisphenol A type tetraglycidel ether epoxy resin, including E-51 epoxy resin, E-44 rings
Oxygen tree fat etc..
Described component A is active epoxy diluent with diluent, including butyl glycidyl ether, octyl glycidyl
Ether, allyl glycidyl ether, glycerin triglycidyl ether, C12-C14 alkyl glycidyl ethers or benzyl glycidyl ether
In one or more of mixtures.
Described toughener is boron oxide/end group modification nitile-butadiene rubber composite material, and its structural formula is as follows：
Described curing agent is low molecular polyamides, and its structural formula is as follows：
Described accelerator is tertiary amines accelerator, including triethanolamine, benzyl dimethylamine or 2,4,6- tri- (dimethylamino
Methyl) one kind in phenol (DMP-30).
Described B component diluent is nonactive epoxide diluent, including dibutyl phthalate, phthalic acid
One or more of mixtures in dioctyl ester or triphenyl phosphite.
Described defoamer is polysiloxanes.
A kind of method for preparing above-mentioned paving steel bridge deck normal-temperature curing epoxy resinoid bond, comprises the following steps：
The preparation of toughener：By boric acid, end group modification nitrile rubber (including hydroxy'terminated butadiene nitrile rubber, end carboxyl butyronitrile rubber
Glue or epoxy terminated nitrile rubber) and toluene mixing, the mol ratio of its mesoboric acid and end group modification nitrile rubber is 1:0.3-1:
1, the consumption of toluene is 8-10 times of boric acid and end group modification nitrile rubber quality sum.Above-mentioned mixed liquor is stirred at reflux 2-6
Hour.Reaction terminates to steam the small molecule by-product of solvent and reaction generation by vacuum distillation, is cooled to room temperature.Decompression is steamed
Evaporate product it is scrubbed, dry after obtain boron oxide/end group modification nitile-butadiene rubber composite material as normal-temperature curing epoxy resin
Toughener.
The preparation of component A：Epoxy resin, toughener and component A are mixed with diluent, 40-80 DEG C is heated to, with 300-
600 revs/min of speed is stirred 1-4 hours.Room temperature is cooled to, paving steel bridge deck normal-temperature curing epoxy resinoid bond is obtained
Component A.
The preparation of B component：Curing agent, accelerator, B component diluent and defoamer are mixed, with 300-600 revs/min
The speed of clock is stirred at room temperature 1-3 hours, obtains the B component of paving steel bridge deck normal-temperature curing epoxy resinoid bond.
The application process of described paving steel bridge deck normal-temperature curing epoxy resinoid bond, it is characterised in that will be described
Component A and B component in mixed at room temperature, stirred rapidly 3-5 minutes with 600-1000 revs/min of speed, obtain epoxy resin
Mixture.
The paving steel bridge deck normal-temperature curing epoxy resinoid bond of the present invention has following features：
(1) construction technology is simple, and using polyamide polyamines as curing agent, construction, energy-conserving and environment-protective can be mixed and stirred at normal temperatures；
(2) synthesis boron oxide/nbr carboxyl terminal composite can improve the strong of epoxy resin simultaneously as toughener
Degree and toughness；
(3) cheap, using cooperatively for active and inactive diluent reduces viscosity and cost.
Embodiment
The present invention is further illustrated with example below, but protection scope of the present invention is not limited in examples of implementation.To this
The other changes and modifications that the technical staff in field makes in the case of without departing from the spirit and scope of protection of the present invention
It is included within the scope of the present invention.
Embodiment 1：
The preparation of toughener：Boric acid, nbr carboxyl terminal and toluene are mixed, its mesoboric acid and nbr carboxyl terminal
Mol ratio be 1:0.3, the consumption of toluene is 8 times of boric acid and nbr carboxyl terminal quality sum.Above-mentioned mixed liquor is stirred
Mix backflow 2 hours.Reaction terminates to steam solvent and small molecule by-product by vacuum distillation, is cooled to room temperature.Vacuum distillation
Product is scrubbed, dry after obtain boron oxide/nbr carboxyl terminal composite as the toughness reinforcing of normal-temperature curing epoxy resin
Agent.
100 parts of (mass parts, similarly hereinafter) E-51 epoxy resin are weighed, the toughener of 3 parts of above-mentioned preparations is added, 5 parts of fourths are added
Base glycidol ether, is heated to 60 DEG C, is stirred 2 hours with 300 revs/min of speed.Room temperature is cooled to, normal temperature cure ring is obtained
The component A of oxygen resinoid bond.
100 parts of low molecular polyamides, 1 part of triethanolamine, 5 parts of dibutyl phthalates, 0.3 part of poly- silicon are weighed respectively
Oxygen alkane, is stirred at room temperature 1 hour with 300 revs/min of speed, obtains the B component of normal-temperature curing epoxy resinoid bond.
100 parts of component As and 70 parts of B components are mixed at room temperature, is stirred 5 minutes, obtained with 800 revs/min of speed
Normal-temperature curing epoxy resin compound.Above-mentioned epoxy resin composition is taken to pour into Teflon mould, normal temperature cure 12 is small
When, epoxy resin cured product dumbbell shape sample is obtained after the demoulding, for Mechanics Performance Testing.Tensile property testing standard reference
GB/T 2567-2008, test condition is 23 ± 2 DEG C, and rate of extension is 10mm/min.Adhesion strength is tested using drawing instrument.Power
Learn the performance test results and see attached list 1.
Embodiment 2：
The preparation of toughener：Boric acid, hydroxy'terminated butadiene nitrile rubber and toluene are mixed, its mesoboric acid and hydroxy'terminated butadiene nitrile rubber
Mol ratio be 1:0.5, the consumption of toluene is 9 times of boric acid and hydroxy'terminated butadiene nitrile rubber quality sum.Above-mentioned mixed liquor is stirred
Mix backflow 3 hours.Reaction terminates to steam solvent and small molecule by-product by vacuum distillation, is cooled to room temperature.Vacuum distillation
Product is scrubbed, dry after obtain boron oxide/hydroxy'terminated butadiene nitrile rubber composite as the toughness reinforcing of normal-temperature curing epoxy resin
Agent.
100 parts of E-51 are weighed, the toughener of 20 parts of above-mentioned preparations is added, 40 parts of octyl glycidyl ethers is added, is heated to
70 DEG C, stirred 2 hours with 300 revs/min of speed.Room temperature is cooled to, the A groups of normal-temperature curing epoxy resinoid bond are obtained
Point.
Weigh respectively 100 parts of low molecular polyamides, 5 parts of benzyl dimethylamines, 30 parts of dioctyl phthalates, 3 parts gather
Siloxanes, is stirred at room temperature 2 hours with 300 revs/min of speed, obtains the B component of normal-temperature curing epoxy resinoid bond.
100 parts of component As and 140 parts of B components are mixed at room temperature, is stirred 5 minutes, obtained with 800 revs/min of speed
Normal-temperature curing epoxy resin compound.Mechanic property test method be the same as Example 1, test result sees attached list 1.
Embodiment 3：
The preparation of toughener：Boric acid, epoxy terminated nitrile rubber and toluene are mixed, its mesoboric acid and epoxy terminated butyronitrile
The mol ratio of rubber is 1:1, the consumption of toluene is 10 times of boric acid and epoxy terminated nitrile rubber quality sum.By above-mentioned mixing
Liquid is stirred at reflux 2 hours.Reaction terminates to steam solvent and small molecule by-product by vacuum distillation, is cooled to room temperature.Decompression
Product of distillation is scrubbed, dry after obtain boron oxide/epoxy terminated nitile-butadiene rubber composite material and be used as normal-temperature curing epoxy resin
Toughener.
100 parts of E-51 are weighed, the toughener of 10 parts of above-mentioned preparations is added, 20 parts of allyl glycidyl ethers, heating are added
To 70 DEG C, stirred 2 hours with 300 revs/min of speed.Room temperature is cooled to, the A groups of normal-temperature curing epoxy resinoid bond are obtained
Point.
100 parts of low molecular polyamides, 2 parts of benzyl dimethylamines, 10 parts of triphenyl phosphites, 1 part of poly- silica are weighed respectively
Alkane, is stirred at room temperature 1 hour with 300 revs/min of speed, obtains the B component of normal-temperature curing epoxy resinoid bond.
100 parts of component As and 100 parts of B components are mixed at room temperature, is stirred 5 minutes, obtained with 800 revs/min of speed
Normal-temperature curing epoxy resin compound.Mechanic property test method be the same as Example 1, test result sees attached list 1.
The mechanical property of the paving steel bridge deck of subordinate list 1 normal-temperature curing epoxy resinoid bond
Claims (9)
1. a kind of paving steel bridge deck normal-temperature curing epoxy resinoid bond, including component A and component B, it is characterised in that：It is described
A and B mass ratio is 100：70-100：140, the A includes the component of following parts by weight：
Component A
100 parts of epoxy resin
5-40 parts of diluent
3-20 parts of toughener
The B includes the B component of following parts by weight：
Described epoxy resin is liquid bisphenol A type tetraglycidel ether epoxy resin；
Diluent is active epoxy diluent in described component A；
Described toughener is the nitile-butadiene rubber composite material of boron oxide/end group modification；
Described curing agent is low molecular polyamides；
Described accelerator is tertiary amines accelerator；
Diluent is nonactive epoxide diluent in described component B.
2. paving steel bridge deck according to claim 1 normal-temperature curing epoxy resinoid bond, it is characterised in that described group
The diluent for dividing A is butyl glycidyl ether, octyl glycidyl ether, allyl glycidyl ether, glycerine three-glycidyl
One or more of mixtures in ether, C12-C14 alkyl glycidyl ethers and benzyl glycidyl ether.
3. paving steel bridge deck according to claim 1 normal-temperature curing epoxy resinoid bond, it is characterised in that the rush
Enter agent for triethanolamine, benzyl dimethylamine or 2, one kind in 4,6- tri- (dimethylamino methyl) phenol (DMP-30).
4. paving steel bridge deck according to claim 1 normal-temperature curing epoxy resinoid bond, it is characterised in that described group
Point B diluent is one or more of in dibutyl phthalate, dioctyl phthalate and triphenyl phosphite
Mixture.
5. paving steel bridge deck according to claim 1 normal-temperature curing epoxy resinoid bond, it is characterised in that described
Defoamer is polysiloxanes.
6. a kind of side of the paving steel bridge deck normal-temperature curing epoxy resinoid bond prepared described in claim any one of 1-5
Method, it is characterised in that comprise the following steps：
Step a prepares toughener：Boric acid, end group modification nitrile rubber and toluene are mixed, its mesoboric acid and end group modification butyronitrile
The mol ratio of rubber is 1:0.3-1:1, the quality of toluene is 8-10 times of boric acid and end group modification nitrile rubber quality sum；Will
Above-mentioned mixed liquor is stirred at reflux 2-6 hours；The small molecule by-product of solvent and reaction generation is steamed by vacuum distillation, it is cold
But to room temperature；Vacuum distillation product is scrubbed, dry after obtain boron oxide/end group modification nitile-butadiene rubber composite material；
Step b prepares component A：Epoxy resin, toughener and diluent are mixed, 40-80 DEG C of stirring is heated to and is made；
Step c prepares component B：Curing agent, accelerator, diluent and defoamer are mixed, stirs be made at room temperature；
Step d blending ingredients A and component B.
7. preparation method according to claim 6, it is characterised in that：End group modification nitrile rubber is terminal hydroxy group in step a
One kind in nitrile rubber, nbr carboxyl terminal or epoxy terminated nitrile rubber.
8. preparation method according to claim 6, it is characterised in that：The component A is mixed at room temperature with component B, with
600-1000 revs/min of speed is stirred rapidly 3-5 minutes, obtains epoxy resin composition.
9. preparation method according to claim 6, it is characterised in that：In described step b mixture with 300-600 turn/
The speed of minute stirs 1-4 hours obtained component A；In described step c component B with 300-600 revs/min of speed in room temperature
Stir 1-3 hours obtained component B.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710536241.1A CN107142064B (en) | 2017-07-04 | 2017-07-04 | Normal-temperature cured epoxy resin binder for paving steel bridge deck and preparation method thereof |
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| CN201710536241.1A CN107142064B (en) | 2017-07-04 | 2017-07-04 | Normal-temperature cured epoxy resin binder for paving steel bridge deck and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108003826A (en) * | 2017-12-26 | 2018-05-08 | 上海美东生物材料股份有限公司 | A kind of cold curing flexibility epoxyn |
| CN110205937A (en) * | 2019-05-23 | 2019-09-06 | 长沙理工大学 | Orthotropic plate-ultra-high performance concrete combined bridge deck structure and construction method |
| CN112341973A (en) * | 2020-11-24 | 2021-02-09 | 南京阿斯孚特新材料科技有限公司 | Two-component normal-temperature cured epoxy resin elastomer composition and preparation method thereof |
| CN115651576A (en) * | 2022-09-23 | 2023-01-31 | 河南省交通规划设计研究院股份有限公司 | High-viscosity high-toughness waterproof binding material for coating bridge deck pavement and preparation method thereof |
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| CN103160234A (en) * | 2013-04-09 | 2013-06-19 | 南京大学 | High-performance thermosetting epoxy resin adhesive for roads and bridges and preparation method thereof |
| CN104449514A (en) * | 2014-11-24 | 2015-03-25 | 南京大学 | Epoxy resin bonding agent cured at normal temperature for roads and bridges and preparation method of epoxy resin bonding agent |
| CN105368005A (en) * | 2015-12-22 | 2016-03-02 | 北京天山新材料技术有限公司 | Epoxy pouring sealant and preparation method thereof |
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Patent Citations (3)
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| CN103160234A (en) * | 2013-04-09 | 2013-06-19 | 南京大学 | High-performance thermosetting epoxy resin adhesive for roads and bridges and preparation method thereof |
| CN104449514A (en) * | 2014-11-24 | 2015-03-25 | 南京大学 | Epoxy resin bonding agent cured at normal temperature for roads and bridges and preparation method of epoxy resin bonding agent |
| CN105368005A (en) * | 2015-12-22 | 2016-03-02 | 北京天山新材料技术有限公司 | Epoxy pouring sealant and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108003826A (en) * | 2017-12-26 | 2018-05-08 | 上海美东生物材料股份有限公司 | A kind of cold curing flexibility epoxyn |
| CN110205937A (en) * | 2019-05-23 | 2019-09-06 | 长沙理工大学 | Orthotropic plate-ultra-high performance concrete combined bridge deck structure and construction method |
| CN112341973A (en) * | 2020-11-24 | 2021-02-09 | 南京阿斯孚特新材料科技有限公司 | Two-component normal-temperature cured epoxy resin elastomer composition and preparation method thereof |
| CN115651576A (en) * | 2022-09-23 | 2023-01-31 | 河南省交通规划设计研究院股份有限公司 | High-viscosity high-toughness waterproof binding material for coating bridge deck pavement and preparation method thereof |
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