CN108640611A - A kind of road engineering epoxy resin-matrix deceleration railway spike material and preparation method thereof - Google Patents
A kind of road engineering epoxy resin-matrix deceleration railway spike material and preparation method thereof Download PDFInfo
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- CN108640611A CN108640611A CN201810611495.XA CN201810611495A CN108640611A CN 108640611 A CN108640611 A CN 108640611A CN 201810611495 A CN201810611495 A CN 201810611495A CN 108640611 A CN108640611 A CN 108640611A
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- Prior art keywords
- parts
- epoxy resin
- railway spike
- matrix
- acrylic emulsion
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/0075—Uses not provided for elsewhere in C04B2111/00 for road construction
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
Abstract
The invention discloses a kind of road engineering epoxy resin-matrix deceleration railway spike material and preparation method thereof, the raw material of the following parts by weight of deceleration railway spike material is prepared:90 100 parts of epoxy resin, 40 60 parts of portland cement, 18 25 parts of the glass fibre of graphene modification, 100 200 parts of lithium slag, 100 150 parts of quartz sand, 2.5 8.5 parts of silicon nanoparticle, 7 13 parts of nano-calcium carbonate, elastic 20 30 parts of silicone acrylic emulsion, 20 30 parts of octyl phenolic tackifying resins, 58 parts of acrylic emulsion, 10 20 parts of all alkyl acrylate copolymer emulsion, 40 50 parts of curing agent.The deceleration railway spike material of the present invention has high compressive strength, high-tensile, high temperature resistant, impact resistance, and can keep superelevation ductility, has good energy dissipation capacity and elasticity modulus.
Description
Technical field
The present invention relates to building material fields, and in particular to a kind of road engineering epoxy resin-matrix deceleration railway spike material and
Preparation method.
Background technology
Deceleration railway spike is mainly used for the multiple Dangerous Area of the traffic accidents such as long and steep downgrade, highway graticule.It is public as high speed
Road deceleration railway spike, it should have the characteristics that intensity height, good toughness, high temperature resistant, shock resistance are strong.It is presently used for subtracting for highway
Fast railway spike material is mostly concrete, pitch.Concrete deceleration railway spike has the characteristics that intensity is high, is unlikely to deform, but concrete
The toughness of railway spike is poor, larger to the destruction of driving tire and road surface;Pitch railway spike has good toughness, however pitch is soft
It is relatively low to change point, begins to soften at 50 DEG C or so, and can reach 70 DEG C of high temperature, pitch road in noon in summer express highway pavement
Nail meeting gross distortion under the rolling of vehicle, loses decelerating effect, and need to heat in pitch railway spike manufacturing process.Therefore,
Strategic point need to provide one kind and have that intensity height, good toughness, high temperature resistant, shock resistance is strong and is easy to molding deceleration railway spike material
Invention content
The object of the present invention is to provide a kind of road engineering epoxy resin-matrix deceleration railway spike material and preparation method thereof, institutes
The deceleration railway spike material obtained has high compressive strength, high-tensile, high temperature resistant, impact resistance, and can keep superelevation ductility, has
Good energy dissipation capacity and elasticity modulus.
To achieve the above object, the technical solution that the present invention takes is:
A kind of road engineering epoxy resin-matrix deceleration railway spike material, is prepared by the raw material of following parts by weight:
90-100 parts of epoxy resin, 40-60 parts of portland cement, 18-25 parts of the glass fibre of graphene modification, lithium slag
100-200 parts, 100-150 parts of quartz sand, 2.5-8.5 parts of silicon nanoparticle, 7-13 parts of nano-calcium carbonate, elastic silicone acrylic emulsion
20-30 parts, 20-30 parts of octyl phenolic tackifying resins, 5-8 parts of acrylic emulsion, all alkyl acrylate copolymer emulsion 10-20
Part, 40-50 parts of curing agent.
Further, the glass fibre that the graphene is modified is made of long fibre, staple fiber and middle fiber, wherein short
The length of fiber is 3-7 millimeters, 7-13 millimeters of the length of middle fiber, 13-20 millimeters of long fibre, long fibre, staple fiber and middle fibre
The mass ratio of dimension is 1:5:2.
Preferably, it is prepared by the raw material of following parts by weight:
90 parts of epoxy resin, 40 parts of portland cement, 18 parts of the glass fibre of graphene modification, 100 parts of lithium slag, quartz
100 parts of sand, 2.5 parts of silicon nanoparticle, 7 parts of nano-calcium carbonate, elastic 20 parts of silicone acrylic emulsion, 20 parts of octyl phenolic tackifying resins,
5 parts of acrylic emulsion, 10 parts of all alkyl acrylate copolymer emulsion, 40 parts of curing agent.
Preferably, it is prepared by the raw material of following parts by weight:
25 parts of glass fibre, 200 parts of lithium slag, the stone that 100 parts of epoxy resin, 60 parts of portland cement, graphene are modified
150 parts of sand, 8.5 parts of silicon nanoparticle, 13 parts of nano-calcium carbonate, elastic 30 parts of silicone acrylic emulsion, octyl phenolic tackifying resins 30
Part, 8 parts of acrylic emulsion, 20 parts of all alkyl acrylate copolymer emulsion, 50 parts of curing agent.
Preferably, it is prepared by the raw material of following parts by weight:
21.5 parts of glass fibre, 150 parts of lithium slag, the stone that 95 parts of epoxy resin, 50 parts of portland cement, graphene are modified
125 parts of sand, 5.5 parts of silicon nanoparticle, 10 parts of nano-calcium carbonate, elastic 25 parts of silicone acrylic emulsion, octyl phenolic tackifying resins 25
Part, 6.5 parts of acrylic emulsion, 15 parts of all alkyl acrylate copolymer emulsion, 45 parts of curing agent.
Further, the curing agent is any one in ethylenediamine, divinyl polyamines and polyethylene polyamine.
The present invention also provides a kind of above-mentioned preparation methods of road engineering epoxy resin-matrix deceleration railway spike material, including
Following steps:
S1, each component is weighed by above-mentioned formula;
S2, the glass fibre that the graphene weighed is modified is scattered in by ultrasonic wave in acrylic emulsion, forms mixing
Liquid;
S3, by the epoxy resin weighed, silicon nanoparticle, nano-calcium carbonate, elastic silicone acrylic emulsion, octyl phenolic tackifying tree
Fat, all alkyl acrylate copolymer emulsion are placed in high-speed shearing machine after being mixed evenly, and obtain mixture A;
S4, after the lithium slag weighed, quartz sand, portland cement are mixed evenly, mixture B is obtained;
S5, after stirring evenly the mixed liquor of mixture B and gained, mixed material A is added under the pressure of 0.6-1MPa,
The curing agent weighed is added under normal pressure, the mixed material of gained, which is conveyed into finished product, with elevator after mixing thoroughly homogenizes in storehouse, passes through
It homogenizes after the air that orlop portion generates is homogenized to obtain the final product.
The invention has the advantages that:
The glass fibre that graphene is modified is by without several fibers, the webbed support system of shape comes in epoxy resin-matrix
The early-age plastic crack for delaying and preventing epoxy resin-matrix to be generated due to plastic shrinkage, and can be played inside epoxy resin-matrix
Traction action further increases the toughness of epoxy resin-matrix;Silicon nanoparticle has special reticular structure, with nano-calcium carbonate
A new reticular structure has been cooperatively formed, the extension of deceleration railway spike material internal micro-crack has effectively been prevented, improves deceleration
The bending tensile strength of railway spike material;On the one hand elastic silicone acrylic emulsion can fill the gap of deceleration railway spike material internal, improve it
Impermeability, the high tenacity on the other hand itself having impart the stronger mechanical resistant power performance of deceleration railway spike material.
Specific implementation mode
In order to make objects and advantages of the present invention be more clearly understood, the present invention is carried out with reference to embodiments further
It is described in detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to limit this hair
It is bright.
In following embodiment, the glass fibre that the graphene is modified is made of long fibre, staple fiber and middle fiber,
In, the length of staple fiber is 3-7 millimeters, 7-13 millimeters of the length of middle fiber, 13-20 millimeters of long fibre, long fibre, staple fiber and
The mass ratio of middle fiber is 1:5:2.The curing agent is any one in ethylenediamine, divinyl polyamines and polyethylene polyamine.
Embodiment 1
A kind of road engineering preparation method of epoxy resin-matrix deceleration railway spike material, includes the following steps:
S1, it weighs by weight:90 parts of epoxy resin, 40 parts of portland cement, graphene be modified 18 parts of glass fibre,
100 parts of lithium slag, 100 parts of quartz sand, 2.5 parts of silicon nanoparticle, 7 parts of nano-calcium carbonate, elastic 20 parts of silicone acrylic emulsion, octyl phenol
20 parts of aldehyde tackifying resin, 5 parts of acrylic emulsion, 10 parts of all alkyl acrylate copolymer emulsion, 40 parts of curing agent.
S2, the glass fibre that the graphene weighed is modified is scattered in by ultrasonic wave in acrylic emulsion, forms mixing
Liquid;
S3, by the epoxy resin weighed, silicon nanoparticle, nano-calcium carbonate, elastic silicone acrylic emulsion, octyl phenolic tackifying tree
Fat, all alkyl acrylate copolymer emulsion are placed in high-speed shearing machine after being mixed evenly, and obtain mixture A;
S4, after the lithium slag weighed, quartz sand, portland cement are mixed evenly, mixture B is obtained;
S5, after stirring evenly the mixed liquor of mixture B and gained, mixed material A is added under the pressure of 0.6-1MPa,
The curing agent weighed is added under normal pressure, the mixed material of gained, which is conveyed into finished product, with elevator after mixing thoroughly homogenizes in storehouse, passes through
It homogenizes after the air that orlop portion generates is homogenized to obtain the final product.
Embodiment 2
A kind of road engineering preparation method of epoxy resin-matrix deceleration railway spike material, includes the following steps:
S1, it weighs by weight:The glass fibre 25 that 100 parts of epoxy resin, 60 parts of portland cement, graphene are modified
It is part, 200 parts of lithium slag, 150 parts of quartz sand, 8.5 parts of silicon nanoparticle, 13 parts of nano-calcium carbonate, elastic 30 parts of silicone acrylic emulsion, pungent
30 parts of base phenolic tackifying resins, 8 parts of acrylic emulsion, 20 parts of all alkyl acrylate copolymer emulsion, 50 parts of curing agent.
S2, the glass fibre that the graphene weighed is modified is scattered in by ultrasonic wave in acrylic emulsion, forms mixing
Liquid;
S3, by the epoxy resin weighed, silicon nanoparticle, nano-calcium carbonate, elastic silicone acrylic emulsion, octyl phenolic tackifying tree
Fat, all alkyl acrylate copolymer emulsion are placed in high-speed shearing machine after being mixed evenly, and obtain mixture A;
S4, after the lithium slag weighed, quartz sand, portland cement are mixed evenly, mixture B is obtained;
S5, after stirring evenly the mixed liquor of mixture B and gained, mixed material A is added under the pressure of 0.6-1MPa,
The curing agent weighed is added under normal pressure, the mixed material of gained, which is conveyed into finished product, with elevator after mixing thoroughly homogenizes in storehouse, passes through
It homogenizes after the air that orlop portion generates is homogenized to obtain the final product.
Embodiment 3
A kind of road engineering preparation method of epoxy resin-matrix deceleration railway spike material, includes the following steps:
S1, it weighs by weight:The glass fibre 21.5 that 95 parts of epoxy resin, 50 parts of portland cement, graphene are modified
It is part, 150 parts of lithium slag, 125 parts of quartz sand, 5.5 parts of silicon nanoparticle, 10 parts of nano-calcium carbonate, elastic 25 parts of silicone acrylic emulsion, pungent
25 parts of base phenolic tackifying resins, 6.5 parts of acrylic emulsion, 15 parts of all alkyl acrylate copolymer emulsion, 45 parts of curing agent.
S2, the glass fibre that the graphene weighed is modified is scattered in by ultrasonic wave in acrylic emulsion, forms mixing
Liquid;
S3, by the epoxy resin weighed, silicon nanoparticle, nano-calcium carbonate, elastic silicone acrylic emulsion, octyl phenolic tackifying tree
Fat, all alkyl acrylate copolymer emulsion are placed in high-speed shearing machine after being mixed evenly, and obtain mixture A;
S4, after the lithium slag weighed, quartz sand, portland cement are mixed evenly, mixture B is obtained;
S5, after stirring evenly the mixed liquor of mixture B and gained, mixed material A is added under the pressure of 0.6-1MPa,
The curing agent weighed is added under normal pressure, the mixed material of gained, which is conveyed into finished product, with elevator after mixing thoroughly homogenizes in storehouse, passes through
It homogenizes after the air that orlop portion generates is homogenized to obtain the final product.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, it can also make several improvements and retouch, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of road engineering epoxy resin-matrix deceleration railway spike material, which is characterized in that prepared by the raw material of following parts by weight
It forms:
18-25 parts of glass fibre, the lithium slag 100- that 90-100 parts of epoxy resin, 40-60 parts of portland cement, graphene are modified
200 parts, 100-150 parts of quartz sand, 2.5-8.5 parts of silicon nanoparticle, 7-13 parts of nano-calcium carbonate, elastic silicone acrylic emulsion 20-30
Part, 20-30 parts of octyl phenolic tackifying resins, 5-8 parts of acrylic emulsion, 10-20 parts of all alkyl acrylate copolymer emulsion, solidification
40-50 parts of agent.
2. a kind of road engineering epoxy resin-matrix deceleration railway spike material as described in claim 1, which is characterized in that the stone
The glass fibre that black alkene is modified is made of long fibre, staple fiber and middle fiber, wherein the length of staple fiber is 3-7 millimeters, middle fibre
The mass ratio of 7-13 millimeters of the length of dimension, 13-20 millimeters of long fibre, long fibre, staple fiber and middle fiber is 1:5:2.
3. a kind of road engineering epoxy resin-matrix deceleration railway spike material as described in claim 1, which is characterized in that by following
The raw material of parts by weight is prepared:
18 parts of glass fibre, 100 parts of lithium slag, the quartz sand that 90 parts of epoxy resin, 40 parts of portland cement, graphene are modified
100 parts, 2.5 parts of silicon nanoparticle, 7 parts of nano-calcium carbonate, elastic 20 parts of silicone acrylic emulsion, 20 parts of octyl phenolic tackifying resins, third
5 parts of olefin(e) acid lotion, 10 parts of all alkyl acrylate copolymer emulsion, 40 parts of curing agent.
4. a kind of road engineering epoxy resin-matrix deceleration railway spike material as described in claim 1, which is characterized in that by following
The raw material of parts by weight is prepared:
25 parts of glass fibre, 200 parts of lithium slag, the quartz sand that 100 parts of epoxy resin, 60 parts of portland cement, graphene are modified
150 parts, 8.5 parts of silicon nanoparticle, 13 parts of nano-calcium carbonate, elastic 30 parts of silicone acrylic emulsion, 30 parts of octyl phenolic tackifying resins, third
8 parts of olefin(e) acid lotion, 20 parts of all alkyl acrylate copolymer emulsion, 50 parts of curing agent.
5. a kind of road engineering epoxy resin-matrix deceleration railway spike material as described in claim 1, which is characterized in that by following
The raw material of parts by weight is prepared:
21.5 parts of glass fibre, 150 parts of lithium slag, the quartz sand that 95 parts of epoxy resin, 50 parts of portland cement, graphene are modified
125 parts, 5.5 parts of silicon nanoparticle, 10 parts of nano-calcium carbonate, elastic 25 parts of silicone acrylic emulsion, 25 parts of octyl phenolic tackifying resins, third
6.5 parts of olefin(e) acid lotion, 15 parts of all alkyl acrylate copolymer emulsion, 45 parts of curing agent.
6. a kind of road engineering epoxy resin-matrix deceleration railway spike material as described in claim 1, which is characterized in that described solid
Agent is any one in ethylenediamine, divinyl polyamines and polyethylene polyamine.
7. a kind of road engineering preparation method of epoxy resin-matrix deceleration railway spike material, which is characterized in that include the following steps:
S1, each component is weighed by claim 1-6 any one of them formulas;
S2, the glass fibre that the graphene weighed is modified is scattered in by ultrasonic wave in acrylic emulsion, forms mixed liquor;
S3, by the epoxy resin weighed, silicon nanoparticle, nano-calcium carbonate, elastic silicone acrylic emulsion, octyl phenolic tackifying resins,
All alkyl acrylate copolymer emulsion is placed in high-speed shearing machine be mixed evenly after, obtain mixture A;
S4, after the lithium slag weighed, quartz sand, portland cement are mixed evenly, mixture B is obtained;
S5, after stirring evenly the mixed liquor of mixture B and gained, mixed material A, normal pressure are added under the pressure of 0.6-1MPa
It is lower that the curing agent weighed is added, the mixed material of gained is conveyed into finished product with elevator after mixing thoroughly and is homogenized in storehouse, by homogenizing
After the air homogenizing that orlop portion generates to obtain the final product.
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CN111763488A (en) * | 2020-07-22 | 2020-10-13 | 青海民族大学 | Wood crack repairing material for repairing ancient architecture big wood |
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Application publication date: 20181012 |