CN105802288B - High-temperature resistant anti-corrosive radiation shielding coating and preparation method thereof - Google Patents
High-temperature resistant anti-corrosive radiation shielding coating and preparation method thereof Download PDFInfo
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Abstract
The present invention provides a kind of high-temperature resistant anti-corrosive radiation shielding coatings, it includes the raw material of following parts by weight：20~30 parts of 10~15 parts of zirconium colloidal sol, 6~10 parts of aluminium dihydrogen phosphate, 8~12 parts of expanded graphite, 5~10 parts of carbon nanotubes, 1~5 part of titanium dioxide, 0.5~3 part of hydroxypropyl methyl cellulose, 5~10 parts of glass dust, 25~35 parts of ceramic, 1~5 part of acrylic acid double cyclopentenyl oxygen ethyl ester and water.The present invention also provides a kind of preparation methods of above-mentioned high-temperature resistant anti-corrosive radiation shielding coating.It cooperates between each component in above-mentioned high-temperature resistant anti-corrosive radiation shielding coating provided by the invention, have complementary advantages, so that on the premise of the coating keeps good adhesion, there are the characteristics such as excellent anti-corrosion, anti-radiation and antibacterial, fire-retardant, tolerance high temperature, anti-cracking, storage stability.
Description
Technical field
The invention belongs to technical field of coatings, more particularly to a kind of high-temperature resistant anti-corrosive radiation shielding coating and its preparation side
Method.
Background technology
Radiation proof material has become a big problem of current material subject, with various high radiation devices appearance and extensively
Using the research of radiation proof material has caused the common concern of people.What the Japanese violent earthquake on March 11st, 2011 was triggered
Fukushima nuclear power station crisis has also triggered worry of the people to nuclear radiation；And various radiation sources exist in people's life, also compel to make one
Attention to radiation proof material；Radiation has been classified as the fourth-largest environment after water source, air, noise by the World Health Organization
Pollution sources, become the stealth " killer " for endangering human health, and protection radiation has become a top priority.
At present, radiation shielding coating is mostly using the addition heavy metal in coating composition or rare metal powder and its oxygen
Compound especially containing metallic compounds such as Ba, Pb, U, Lu or using composite deposite, but necessarily also brings constructional difficulties, attached
Put forth effort not enough, while the defects of function is inadequate, thus radiation shielding coating is also only applied in some special industries and special dimension, and
Using less in the fields such as people’s lives.
Therefore exploitation has both the radiation shielding coating of other additional properties as the task of top priority；With other additional properties
Radiation shielding coating can meet the basic function and its application field of coating, also comply with that coating is multi-functional, multi-field development
Requirement.
The content of the invention
In view of this, it is above-mentioned to overcome it is necessory to provide a kind of high-temperature resistant anti-corrosive radiation shielding coating and preparation method thereof
Problem.
The present invention provides a kind of high-temperature resistant anti-corrosive radiation shielding coating, includes the raw material of following parts by weight：Zirconium colloidal sol 10~
15 parts, 6~10 parts of aluminium dihydrogen phosphate, 8~12 parts of expanded graphite, 5~10 parts of carbon nanotubes, 1~5 part of titanium dioxide, hydroxypropyl first
0.5~3 part of base cellulose, 5~10 parts of glass dust, 25~35 parts of ceramic, acrylic acid double cyclopentenyl oxygen ethyl ester 1~5
20~30 parts of part and water.
Wherein, the zirconium colloidal sol includes the one or more of acid zirconium colloidal sol, neutral zirconium colloidal sol and alkaline zirconium colloidal sol
Mixture.Wherein the mass percentage of zirconium colloidal sol is 10%~80%, is preferably 30%~70%, and grain size is 1nm~1 μm, excellent
Elect 1nm~100nm as；The pH value of wherein acid zirconium colloidal sol is 2~6, and the pH value of alkaline zirconium colloidal sol is 8~12, neutral zirconium colloidal sol
PH value be 6~8；The solid content of each of which zirconium colloidal sol is 10%~40%.
Based on above-mentioned, it includes the raw material of following parts by weight：10~13 parts of zirconium colloidal sol, 7~9 parts of aluminium dihydrogen phosphate, expansion
9~11 parts of graphite, 7~9 parts of carbon nanotubes, 2~4 parts of titanium dioxide, 1~2 part of hydroxypropyl methyl cellulose, 6~8 parts of glass dust,
23~27 parts of 27~33 parts of ceramic, 2~3 parts of acrylic acid double cyclopentenyl oxygen ethyl ester and water.
Based on above-mentioned, it includes the raw material of following parts by weight：12 parts of zirconium colloidal sol, 8 parts of aluminium dihydrogen phosphate, expanded graphite 10
Part, 8 parts of carbon nanotubes, 3 parts of titanium dioxide, 1.5 parts of hydroxypropyl methyl cellulose, 7 parts of glass dust, 30 parts of ceramic, acrylic acid
25 parts of 2 parts of double cyclopentenyl oxygen ethyl ester and water.
The present invention also provides a kind of preparation methods of above-mentioned high-temperature resistant anti-corrosive radiation shielding coating, comprise the following steps：
Under conditions of 40~80 DEG C, zirconium colloidal sol, aluminium dihydrogen phosphate, expanded graphite and water are uniformly mixed, form first
Mixed solution；
Glass dust and ceramic are added in first mixed solution, and ultrasonic disperse 30~40 minutes, it obtains
Second mixed solution；
Carbon nanotubes, titanium dioxide, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are separately added into
Into second mixed solution, and when ultrasonic agitation 1~2 is small under conditions of 40~80 DEG C, the high-temperature resistant anti-corrosive is made
Radiation shielding coating.
In above-mentioned high-temperature resistant anti-corrosive radiation shielding coating, the raising biphosphate al binder that zirconium colloidal sol can be largely
Heat resistance, and participate in forming a film, for the adhesion strength under high temperature, thermal shock resistance is respectively provided with the effect of greatly facilitating.
Expanded graphite not only remains the advantageous properties such as the high temperature resistant, corrosion-resistant, radiation hardness, electric conductivity of native graphite, but also has
The characteristics such as flexibility, resilience, tack, impermeability, adsorptivity and low-density.Carbon nanotubes is grain size in 10~50 nm
A kind of one-dimensional material, there are the performances such as excellent thermal conductivity and electronic shield.The diameter of titanium dioxide 100 nanometers with
Under, product appearance is fluffy white powder；With the performances such as anti-line, antibacterial, self-cleaning, anti-aging, weatherability.Expanded graphite,
Carbon nanotubes and titanium dioxide interact in dispersant so that the environment-friendly type thermostable radiation shielding coating has fire-retardant, anti-
The functions such as radiation and antibacterial.Hydroxypropyl methyl cellulose primarily serves the effect of dispersant, additionally with the low ash of salt tolerance
Powder, pH stability, water-retaining property, dimensional stability, excellent film forming and extensive resistance to enzymatic, thickening property and caking property etc.
Feature.Acrylic acid double cyclopentenyl oxygen ethyl ester can be polymerize and handed over automatically in the environment of film forming as coalescents
Connection becomes a composition part for paint film, can make up the problem of volume contraction is larger, paint film is easy to crack in film forming procedure.
Glass dust and ceramic are mainly used as the filler of above-mentioned high-temperature resistant anti-corrosive radiation shielding coating, wherein, glass dust
For white powder, have many advantages, such as that transparency is good, hardness is high, particle diameter distribution is uniform, good dispersion, and paint film without blue light,
Recoatability is good, improves the scratch resistance energy of paint film, has photoextinction, can improve the weatherability of paint film.Ceramic can improve
Adsorptivity, weatherability, storage stability, scrubbing resistance, the corrosion-resistant and heat-resisting quantity of coating improve the mechanical performance of paint film, prevent
Cracking is increased transparency, and is prevented coating yellowing, and can be reduced enterprise's production cost.
Therefore, cooperate, have complementary advantages between each component in high-temperature resistant anti-corrosive radiation shielding coating provided by the invention,
So that on the premise of the coating keeps good adhesion, there is excellent anti-corrosion, tolerance high temperature, anti-cracking, storage stability etc.
Characteristic has a extensive future in special dimensions such as petroleum and petrochemical industry, metallurgy, electric power, national defence.Above-mentioned high temperature resistant provided by the invention is prevented
The preparation method of rotten radiation shielding coating is easy to operate, easy to implement.
Specific embodiment
Below by specific embodiment, technical scheme is described in further detail.
Embodiment 1
The embodiment of the present invention 1 provides a kind of high-temperature resistant anti-corrosive radiation shielding coating, includes the raw material of following parts by weight：Zirconium is molten
10 parts of glue, 6 parts of aluminium dihydrogen phosphate, 8 parts of expanded graphite, 5 parts of carbon nanotubes, 1 part of titanium dioxide, 0.5 part of hydroxypropyl methyl cellulose,
20 parts of 5 parts of glass dust, 25 parts of ceramic, 1 part of acrylic acid double cyclopentenyl oxygen ethyl ester and water, wherein, in the embodiment
Each raw material is technical grade.
Preparation method：Under conditions of 40 DEG C, zirconium colloidal sol, aluminium dihydrogen phosphate, expanded graphite and water are uniformly mixed, formed
First mixed solution；Glass dust and ceramic are added in first mixed solution, and ultrasonic disperse 30 minutes, it obtains
Second mixed solution；Carbon nanotubes, titanium dioxide, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are distinguished
It is added in second mixed solution, and when ultrasonic agitation 1 is small under conditions of 40 DEG C, the resistance to height described in the present embodiment is made
Warm anti-corrosion radiation shielding coating.
Embodiment 2
The embodiment of the present invention 2 provides a kind of high-temperature resistant anti-corrosive radiation shielding coating, includes the raw material of following parts by weight：Zirconium is molten
11 parts of glue, 7 parts of aluminium dihydrogen phosphate, 9 parts of expanded graphite, 7 parts of carbon nanotubes, 2 parts of titanium dioxide, 1 part of hydroxypropyl methyl cellulose, glass
23 parts of 6 parts of glass powder, 27 parts of ceramic, 2 parts of acrylic acid double cyclopentenyl oxygen ethyl ester and water, wherein, it is each in the embodiment
Raw material is technical grade.
Preparation method：Under conditions of 50 DEG C, zirconium colloidal sol, aluminium dihydrogen phosphate, expanded graphite and water are uniformly mixed, formed
First mixed solution；Glass dust and ceramic are added in first mixed solution, and ultrasonic disperse 30 minutes, it obtains
Second mixed solution；Carbon nanotubes, titanium dioxide, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are distinguished
It is added in second mixed solution, and when ultrasonic agitation 1.5 is small under conditions of 50 DEG C, is made resistance to described in the present embodiment
High-temperature anticorrosion radiation shielding coating.
Embodiment 3
The embodiment of the present invention 3 provides a kind of high-temperature resistant anti-corrosive radiation shielding coating, includes the raw material of following parts by weight：Zirconium is molten
12 parts of glue, 8 parts of aluminium dihydrogen phosphate, 10 parts of expanded graphite, 8 parts of carbon nanotubes, 3 parts of titanium dioxide, hydroxypropyl methyl cellulose 1.5
25 parts of part, 7 parts of glass dust, 30 parts of ceramic, 2 parts of acrylic acid double cyclopentenyl oxygen ethyl ester and water, wherein, in the embodiment
Each raw material be technical grade.
Preparation method：Under conditions of 60 DEG C, zirconium colloidal sol, aluminium dihydrogen phosphate, expanded graphite and water are uniformly mixed, formed
First mixed solution；Glass dust and ceramic are added in first mixed solution, and ultrasonic disperse 35 minutes, it obtains
Second mixed solution；Carbon nanotubes, titanium dioxide, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are distinguished
It is added in second mixed solution, and when ultrasonic agitation 1.5 is small under conditions of 60 DEG C, is made resistance to described in the present embodiment
High-temperature anticorrosion radiation shielding coating.
Embodiment 4
The embodiment of the present invention 4 provides a kind of high-temperature resistant anti-corrosive radiation shielding coating, includes the raw material of following parts by weight：Zirconium is molten
13 parts of glue, 9 parts of aluminium dihydrogen phosphate, 11 parts of expanded graphite, 9 parts of carbon nanotubes, 4 parts of titanium dioxide, 2 parts of hydroxypropyl methyl cellulose,
27 parts of 8 parts of glass dust, 33 parts of ceramic, 3 parts of acrylic acid double cyclopentenyl oxygen ethyl ester and water, wherein, in the embodiment
Each raw material is technical grade.
Preparation method：Under conditions of 70 DEG C, zirconium colloidal sol, aluminium dihydrogen phosphate, expanded graphite and water are uniformly mixed, formed
First mixed solution；Glass dust and ceramic are added in first mixed solution, and ultrasonic disperse 40 minutes, it obtains
Second mixed solution；Carbon nanotubes, titanium dioxide, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are distinguished
It is added in second mixed solution, and when ultrasonic agitation 2 is small under conditions of 70 DEG C, the resistance to height described in the present embodiment is made
Warm anti-corrosion radiation shielding coating.
Embodiment 5
The embodiment of the present invention 5 provides a kind of high-temperature resistant anti-corrosive radiation shielding coating, includes the raw material of following parts by weight：Zirconium is molten
15 parts of glue, 10 parts of aluminium dihydrogen phosphate, 12 parts of expanded graphite, 10 parts of carbon nanotubes, 5 parts of titanium dioxide, hydroxypropyl methyl cellulose 3
30 parts of part, 10 parts of glass dust, 35 parts of ceramic, 5 parts of acrylic acid double cyclopentenyl oxygen ethyl ester and water, wherein, the embodiment
In each raw material be technical grade.
Preparation method：Under conditions of 80 DEG C, zirconium colloidal sol, aluminium dihydrogen phosphate, expanded graphite and water are uniformly mixed, formed
First mixed solution；Glass dust and ceramic are added in first mixed solution, and ultrasonic disperse 35 minutes, it obtains
Second mixed solution；Carbon nanotubes, titanium dioxide, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are distinguished
It is added in second mixed solution, and when ultrasonic agitation 2 is small under conditions of 80 DEG C, the resistance to height described in the present embodiment is made
Warm anti-corrosion radiation shielding coating.
The high-temperature resistant anti-corrosive radiation shielding coating that embodiment 1 to embodiment 5 is provided coated in surface cleaning, drying it is thin
On steel plate, the test of correlated performance is carried out after curing when then placement 24 is small at room temperature.Wherein, the thin steel used in the test
Plate is smooth, without the mechanical defects such as impression and point, and size is 50 × 120 × 1 mm（By national standard GB1735-79）, and by removing
Oil, processing of rust removing ensure surface of thin steel sheet cleaning, drying.
Storage stability, adhesive force（By national standard GB1720-89）, impact strength（By national standard GB/T1732-1993）, it is dry
Time（By national standard GB1728-1979）Deng testing according to concerned countries standard.
Heat-resisting quantity is tested：Model is put into Muffle furnace, is warming up to 800 degree, place 10 it is small when after take out, be cooled to room
Temperature observes specimen surface situation, such as without pull-away, cracking situation, illustrates that paint film heat resistance is good（By national standard GB1735-
89）.
Corrosion resistance is tested：Model is put into salt fog machine, does spray testing with 5% sodium chloride solution, whether is observation model
Bubbling gets rusty（By national standard GB/T1771-91）.
By above test method, embodiment 1 is as shown in the table to 5 result of the test of embodiment：
Test result table
Therefore, high-temperature resistant anti-corrosive radiation shielding coating provided in an embodiment of the present invention normal temperature cure, paint film base material adhesive force,
Corrosion resistance, storage etc. is had outstanding performance under anti-cracking, high temperature, is a kind of good fire-resistant anticorrosion paint；Meanwhile it expands
Graphite, carbon nanotubes and titanium dioxide cause above-mentioned coating also to have the function of radiation protection, fire-retardant, antibacterial etc..The production of the coating
It is relatively easy, it is energy saving.It has a extensive future in special dimensions such as petroleum and petrochemical industry, metallurgy, electric power, national defence.
Finally it should be noted that：The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
It can modify to the specific embodiment of the present invention or equivalent substitution is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical solution should all cover among the claimed technical solution scope of the present invention.
Claims (4)
1. a kind of high-temperature resistant anti-corrosive radiation shielding coating, which is characterized in that it is made of the raw material of following parts by weight：Zirconium colloidal sol 10~
15 parts, 6~10 parts of aluminium dihydrogen phosphate, 8~12 parts of expanded graphite, 5~10 parts of carbon nanotubes, 1~5 part of titanium dioxide, hydroxypropyl first
0.5~3 part of base cellulose, 5~10 parts of glass dust, 25~35 parts of ceramic, acrylic acid double cyclopentenyl oxygen ethyl ester 1~5
20~30 parts of part and water.
2. high-temperature resistant anti-corrosive radiation shielding coating according to claim 1, which is characterized in that it includes the original of following parts by weight
Material：10~13 parts of zirconium colloidal sol, 12~14 parts of expanded graphite, 7~9 parts of carbon nanotubes, 2~4 parts of titanium dioxide, hydroxypropyl methyl fiber
1~2 part of element, 6~8 parts of glass dust, 27~33 parts of ceramic, 2~3 parts of acrylic acid double cyclopentenyl oxygen ethyl ester and water 23~
27 parts.
3. high-temperature resistant anti-corrosive radiation shielding coating according to claim 2, which is characterized in that it includes the original of following parts by weight
Material：12 parts of zirconium colloidal sol, 13 parts of expanded graphite, 8 parts of carbon nanotubes, 3 parts of titanium dioxide, 1.5 parts of hydroxypropyl methyl cellulose, glass dust
25 parts of 7 parts, 30 parts of ceramic, 2 parts of acrylic acid double cyclopentenyl oxygen ethyl ester and water.
4. a kind of preparation method of claims 1 to 3 any one of them high-temperature resistant anti-corrosive radiation shielding coating, including following step
Suddenly：
Under conditions of 40~80 DEG C, zirconium colloidal sol, expanded graphite and water are uniformly mixed, form the first mixed solution；
Glass dust and ceramic are added in first mixed solution, and ultrasonic disperse 30~40 minutes, obtain second
Mixed solution；
Carbon nanotubes, titanium dioxide, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are added separately to institute
It states in the second mixed solution, and when ultrasonic agitation 1~2 is small under conditions of 40~80 DEG C, the anti-spoke of high-temperature resistant anti-corrosive is made
Penetrate coating.
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| CN107312367B (en) * | 2017-08-07 | 2019-12-27 | 北京志盛威华化工有限公司 | Inorganic high-temperature-resistant anticorrosive paint and preparation method thereof |
| CN116676001A (en) * | 2023-07-26 | 2023-09-01 | 四川星利石大涂装材料有限公司 | Preparation process of high-temperature-resistant infrared high-radiation anticorrosive paint |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103740284A (en) * | 2014-01-06 | 2014-04-23 | 武汉双虎涂料有限公司 | High temperature-resistant composite inorganic binder, as well as preparation method and application thereof |
| CN104109407A (en) * | 2014-07-30 | 2014-10-22 | 上海乐恒石油化工集团有限公司 | Inorganic anti-radiation coating for lining of radiation chamber of ethylene cracking furnace and preparation method of inorganic anti-radiation coating |
| CN104109474A (en) * | 2014-07-14 | 2014-10-22 | 南京航空航天大学 | Anti-radiation coating and preparation method thereof |
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| WO2008066319A1 (en) * | 2006-11-28 | 2008-06-05 | Woo-Jae Lee | Inorganic pigments composition having high hardness |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103740284A (en) * | 2014-01-06 | 2014-04-23 | 武汉双虎涂料有限公司 | High temperature-resistant composite inorganic binder, as well as preparation method and application thereof |
| CN104109474A (en) * | 2014-07-14 | 2014-10-22 | 南京航空航天大学 | Anti-radiation coating and preparation method thereof |
| CN104109407A (en) * | 2014-07-30 | 2014-10-22 | 上海乐恒石油化工集团有限公司 | Inorganic anti-radiation coating for lining of radiation chamber of ethylene cracking furnace and preparation method of inorganic anti-radiation coating |
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