CN109748560A - A kind of Seawater-corrosion-ppaintting paintting and its application method of steel construction - Google Patents
A kind of Seawater-corrosion-ppaintting paintting and its application method of steel construction Download PDFInfo
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- CN109748560A CN109748560A CN201910029563.6A CN201910029563A CN109748560A CN 109748560 A CN109748560 A CN 109748560A CN 201910029563 A CN201910029563 A CN 201910029563A CN 109748560 A CN109748560 A CN 109748560A
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- steel construction
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- seawater
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Abstract
The present invention provides the Seawater-corrosion-ppaintting paintting and its application method of a kind of steel construction, and the coating includes the raw material of following parts by weight: 0.1~3 part of polypropylene fibre, 40~60 parts of cement, 15~25 parts of polymer, 3~8 parts of stearate, 10~15 parts of mineral admixture；The cement is sulphate aluminium cement, portland cement and aluminate cement, and weight ratio is 4~6:3~5:2~3；The polymer is modified acroleic acid, modified polystyrene and organosilicon polymer, and weight ratio is 1:1~2:0.2~2.Scientific matching of the present invention, so that there is good synergistic effect, so that the steel construction protection layer prepared has the function of that corrosion-resistant, resistance to compression, acid and alkali-resistance, salt tolerant and stability are strong between each raw material；And it by slurry roller coating or is sprayed on steel structure surface, so that having the function of that cementability is good, the corrosion-resistant and degree that is affected by the external environment is small, plays the role of protection to steel construction.
Description
Technical field
The present invention relates to construction engineering technical field, in particular to the Seawater-corrosion-ppaintting paintting of a kind of steel construction and its make
Use method.
Background technique
Construction Technology of Steel Configuration has been obtained in China and is widely applied, and largely puts into various engineering construction shapes
Among formula, and the relevant technologies are also more mature.Since steel construction has many advantages, such as construction fast, energy conservation and environmental protection, compared with high anti-seismic,
It is widely used in engineering construction field, becomes most important construction form, but the reason of steel construction nature, so that
It easily leads to steel construction in many inundation engineering constructions such as sea wall, seabed and sea port dock to be easy to be destroyed, seriously jeopardizing makes
With the building of steel construction, the problems such as influencing safety and the durability of building appearance.Currently, when there is the problem, the solution of use
Certainly method is to carry out protective layer protection to steel construction using coating, the effects of to reach corrosion-resistant, resisting sea water erosion, fastening, this
It is one of protection most economical effective method of steel construction, the protection materials of steel construction are when being used for engineering at present, with the time
Growth, coating easily corroded and fallen off from steel construction, and that there are stability is poor, the problems such as crack, seawater corrosion occurs.
Summary of the invention
For mirror with this, the present invention proposes a kind of Seawater-corrosion-ppaintting paintting of steel construction, solves susceptibility-to-corrosion, asking of not fastening
Topic provides wear-resisting, salt water resistance and the strong effect of adhesive force.
The technical scheme of the present invention is realized as follows: a kind of Seawater-corrosion-ppaintting paintting of steel construction, including following weight
The raw material of part: 0.1~3 part of polypropylene fibre, 40~60 parts of cement, 15~25 parts of polymer, 3~8 parts of stearate, mineral
10~15 parts of admixture；The cement is sulphate aluminium cement, portland cement and aluminate cement, and weight ratio is 4~6:
3~5:2~3；The polymer be modified acroleic acid, modified polystyrene and organosilicon polymer, weight ratio be 1:1~
2:0.2~2.
Further, the coating includes the raw material of following parts by weight: 0.2 part of polypropylene fibre, 50 parts of cement, polymerization
20 parts of object, 5 parts of stearate, 13 parts of mineral admixture.
Further, the stearate be one of aluminum stearate, magnesium stearate, zinc stearate, calcium stearate or
It is a variety of.
Further, the mineral admixture be one of miberal powder, flyash, silicon ash, steel-making slag powder, metakaolin or
It is a variety of.
The present invention also provides a kind of application methods of the Seawater-corrosion-ppaintting paintting of steel construction, comprising the following steps:
(1) cement, polypropylene fibre, polymer, stearate, mineral admixture are mixed, mixture is made, it is spare；
(2) it adds mixture into blender, and the water of mixture weight 15~30% is added, be stirred, slurry is made
Material；
(3) it by above-mentioned slurry roller coating or being sprayed on steel construction, repeats 3~4 times, each interval time is 40~
60min；
(4) it will be used to construct after the In Shade maintenance of steel construction after roller coating or spraying.
Further, in the step (2), the time of the stirring is 10~15min.
Further, in the step (3), every time with a thickness of 0.5~3mm.
Compared with prior art, the beneficial effects of the present invention are:
The present invention provides the Seawater-corrosion-ppaintting paintting and its application method of a kind of steel construction, scientific matching of the present invention, so that
Between each raw material have good synergistic effect so that the steel construction protection layer prepared have corrosion-resistant, resistance to compression, acid and alkali-resistance,
Salt tolerant and the strong effect of stability；And it by slurry roller coating or is sprayed on steel structure surface, so that having cementability good
Effect good, corrosion-resistant and that the degree that is affected by the external environment is small, plays the role of protection to steel construction.
Specific embodiment
In order to be best understood from the technology of the present invention content, specific embodiment is provided below, the present invention is done further
It is bright.
Embodiment 1
A kind of Seawater-corrosion-ppaintting paintting of steel construction, the raw material including following weight: polypropylene fibre 0.1kg, cement
40kg, polymer 15kg, stearate 3kg, mineral admixture 10kg；The cement is sulphate aluminium cement, portland cement
It is obtained by mixing with aluminate cement, weight ratio 4:3:2；The polymer is modified acroleic acid, modified polystyrene and has
Organosilicon polymer, weight ratio 1:2:2；The stearate is aluminum stearate；The mineral admixture is metakaolin.
Embodiment 2
A kind of Seawater-corrosion-ppaintting paintting of steel construction, the raw material including following weight: polypropylene fibre 3kg, cement
60kg, polymer 25kg, stearate 8kg, mineral admixture 15kg；The cement is sulphate aluminium cement, portland cement
And aluminate cement, and weight ratio is 6:5:3；The polymer is modified acroleic acid, modified polystyrene and polymerizable organosilicon
Object, weight ratio 1:1:0.2；The stearate is aluminum stearate and magnesium stearate, weight ratio 1:1；The mine
Polymer blends material is miberal powder, flyash, silicon ash, steel-making slag powder, weight ratio 2:1:2:2.
Embodiment 3
A kind of Seawater-corrosion-ppaintting paintting of steel construction, the raw material including following weight: polypropylene fibre 2kg, cement
50kg, polymer 20kg, stearate 5kg, mineral admixture 13kg；The cement is sulphate aluminium cement, portland cement
And aluminate cement, and weight ratio is 5:4:2；The polymer is modified acroleic acid, modified polystyrene and polymerizable organosilicon
Object, weight ratio 1:2:2；The stearate be aluminum stearate, magnesium stearate, zinc stearate and calcium stearate, it is heavy
Amount ratio is 2:1:1:1；The mineral admixture is silicon ash, steel-making slag powder, metakaolin, weight ratio 1:2:0.5.
The application method of the Seawater-corrosion-ppaintting paintting of the steel construction of above-described embodiment 1~3, comprising the following steps:
(1) cement, polypropylene fibre, polymer, stearate, mineral admixture are mixed, mixture is made, it is spare.
(2) it adds mixture into blender, and the water of mixture weight 25% is added, be stirred 12min, be made
Slurry.
(3) it by above-mentioned slurry roller coating or is sprayed on steel construction, is repeated 4 times, each interval time is 50min, thick every time
Degree is 1.5~2mm.
(4) it will be used to construct after the In Shade maintenance of steel construction after roller coating or spraying.
Embodiment 4
The difference of the embodiment and embodiment 3 is: the application method of the Seawater-corrosion-ppaintting paintting of the steel construction, packet
Include following steps:
(1) cement, polypropylene fibre, polymer, stearate, mineral admixture are mixed, mixture is made, it is spare.
(2) it adds mixture into blender, and the water of mixture weight 15% is added, be stirred 10min, be made
Slurry.
(3) above-mentioned slurry roller coating is repeated 3 times on steel construction, each interval time be 40min, every time with a thickness of
0.5~1mm.
(4) it will be used to construct after the In Shade maintenance of steel construction after roller coating or spraying.
Embodiment 5
The difference of the embodiment and embodiment 3 is: the application method of the Seawater-corrosion-ppaintting paintting of the steel construction, packet
Include following steps:
(1) cement, polypropylene fibre, polymer, stearate, mineral admixture are mixed, mixture is made, it is spare.
(2) it adds mixture into blender, and the water of mixture weight 30% is added, be stirred 15min, be made
Slurry.
(3) above-mentioned slurry is sprayed on steel construction, is repeated 4 times, each interval time be 60min, every time with a thickness of
2.5~3mm.
(4) it will be used to construct after the In Shade maintenance of steel construction after roller coating or spraying.
It is as shown in table 1 below to detect Examples 1 to 5 coating property data:
As seen from the above table, Examples 1 to 5 roller coating or the coating being sprayed on steel construction are equal in every technical performance index
It shows excellent, shows that the performance indexes the invention enables steel construction protection layer reaches excellent.Examples 1 to 3 compares, embodiment 3
Each best performance, embodiment 3~5 compare, and each performance of embodiment 3 is also optimal, it follows that the present invention is implemented
Coating composition, proportion and the application method of example 3, are optimal.
In order to further verify beneficial effects of the present invention, setting following comparative testing:
Comparative example 1
The difference of the comparative example and embodiment 3 is: the Seawater-corrosion-ppaintting paintting of the steel construction, including following weight
Raw material: polypropylene fibre 2kg, cement 50kg, polymer 20kg, stearate 5kg, mineral admixture 13kg；The cement
For aluminate cement；The polymer is modified acroleic acid；The stearate is aluminum stearate, magnesium stearate, zinc stearate
And calcium stearate, weight ratio 2:1:1:1.
Comparative example 2
A kind of Seawater-corrosion-ppaintting paintting of steel construction, the raw material including following weight: cement 50kg, polymer 20kg, mine
Polymer blends material 13kg；The cement is sulphate aluminium cement, portland cement and aluminate cement, and weight ratio is 5:4:2；
The polymer is modified acroleic acid, modified polystyrene and organosilicon polymer, weight ratio 1:2:2.
The application method of the Seawater-corrosion-ppaintting paintting of above-mentioned steel construction, comprising the following steps:
(1) cement, polypropylene fibre, polymer, mineral admixture are mixed, mixture is made, it is spare.
(2) it adds mixture into blender, and the water of mixture weight 25% is added, be stirred 12min, be made
Slurry.
(3) it by above-mentioned slurry roller coating or is sprayed on steel construction, is repeated 4 times, each interval time is 50min, thick every time
Degree is 1.5~2mm.
(4) it will be used to construct after the In Shade maintenance of steel construction after roller coating or spraying.
Comparative example 3
The difference of the comparative example and embodiment 3 is: the application method of the Seawater-corrosion-ppaintting paintting of the steel construction, packet
Include following steps:
(1) cement, polymer, stearate, mineral admixture, polypropylene fibre are mixed, mixture is made, it is spare.
(2) it adds mixture into blender, and the water of mixture weight 25% is added, be stirred 30min, be made
Slurry.
(3) it by above-mentioned slurry roller coating or is sprayed on steel construction, is repeated 2 times, each interval time is 50min, thick every time
Degree is 1.5~2mm.
(4) it will be used to construct after the In Shade maintenance of steel construction after roller coating or spraying.
The coating of comparative example 1~3 is subjected to performance detection, experimental result data is as shown in table 2 below:
As seen from the above table, comparative example 1 is single cement, single polymers, and comparative example 2 lacks polypropylene fibre, stearic acid
Salt, the mixture of comparative example 3 and the weight ratio of water is different, mixing time is different and roller coating or spraying number it is different.Pass through inspection
The protective layer on steel construction is surveyed, the performance of comparative example 1~3 coating property more prepared by the present invention is poor, and the present invention passes through research
Each raw material is combined proportion, protective layer is made to reach excellent state, the performance of corrosion-resistant, acid and alkali-resistance and salt tolerant compared with
Good, the protection of steel construction is more stable, safer.
In conclusion the present invention provides the Seawater-corrosion-ppaintting paintting and its application method of a kind of steel construction, present invention science
Proportion, so that there is good synergistic effect, so that the steel construction protection layer prepared is with corrosion-resistant, anti-between each raw material
Pressure, acid and alkali-resistance, salt tolerant and the strong effect of stability；And roller coating is repeated in by slurry, polypropylene fibre or is sprayed on steel
On body structure surface, so that having the function of that cementability is good, the corrosion-resistant and degree that is affected by the external environment is small, steel construction is risen
To the effect of protection.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of Seawater-corrosion-ppaintting paintting of steel construction, which is characterized in that the raw material including following parts by weight: polypropylene fibre
0.1~3 part, 40~60 parts of cement, 15~25 parts of polymer, 3~8 parts of stearate, 10~15 parts of mineral admixture；The water
Mud is sulphate aluminium cement, portland cement and aluminate cement, and weight ratio is 4~6:3~5:2~3；The polymer is
Modified acroleic acid, modified polystyrene and organosilicon polymer, weight ratio are 1:1~2:0.2~2.
2. a kind of Seawater-corrosion-ppaintting paintting of steel construction as described in claim 1, which is characterized in that including following parts by weight
Raw material: 0.2 part of polypropylene fibre, 50 parts of cement, 20 parts of polymer, 5 parts of stearate, 13 parts of mineral admixture.
3. a kind of Seawater-corrosion-ppaintting paintting of steel construction as claimed in claim 2, which is characterized in that the stearate is hard
One of resin acid aluminium, magnesium stearate, zinc stearate, calcium stearate are a variety of.
4. a kind of Seawater-corrosion-ppaintting paintting of steel construction as described in claim 1, which is characterized in that the mineral admixture is
One of miberal powder, flyash, silicon ash, steel-making slag powder, metakaolin are a variety of.
5. such as a kind of described in any item application methods of the Seawater-corrosion-ppaintting paintting of steel construction of Claims 1 to 4, feature exists
In, comprising the following steps:
(1) cement, polypropylene fibre, polymer, stearate, mineral admixture are mixed, mixture is made, it is spare；
(2) it adds mixture into blender, and the water of mixture weight 15~30% is added, be stirred, slurry is made；
(3) it by above-mentioned slurry roller coating or is sprayed on steel construction, repeats 3~4 times, each interval time is 40~60min；
(4) it will be used to construct after the In Shade maintenance of steel construction after roller coating or spraying.
6. a kind of application method of the Seawater-corrosion-ppaintting paintting of steel construction as claimed in claim 5, which is characterized in that step
(2) in, the time of the stirring is 10~15min.
7. a kind of application method of the Seawater-corrosion-ppaintting paintting of steel construction as claimed in claim 5, which is characterized in that step
(3) in, every time with a thickness of 0.5~3mm.
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| CN201910029563.6A CN109748560A (en) | 2019-01-14 | 2019-01-14 | A kind of Seawater-corrosion-ppaintting paintting and its application method of steel construction |
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Cited By (2)
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| CN111073449A (en) * | 2019-12-11 | 2020-04-28 | 江门市壹家美环境工程有限公司 | Seawater corrosion-resistant environment-friendly coating |
| CN111470810A (en) * | 2020-04-01 | 2020-07-31 | 济南大学 | Maritime work concrete, maritime work concrete anti-permeability agent, and preparation method and application thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111073449A (en) * | 2019-12-11 | 2020-04-28 | 江门市壹家美环境工程有限公司 | Seawater corrosion-resistant environment-friendly coating |
| CN111470810A (en) * | 2020-04-01 | 2020-07-31 | 济南大学 | Maritime work concrete, maritime work concrete anti-permeability agent, and preparation method and application thereof |
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