CN105820629A - Novolac epoxy resin multifunctional radiation-resistant paint and preparation method thereof - Google Patents
Novolac epoxy resin multifunctional radiation-resistant paint and preparation method thereof Download PDFInfo
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- CN105820629A CN105820629A CN201610267798.5A CN201610267798A CN105820629A CN 105820629 A CN105820629 A CN 105820629A CN 201610267798 A CN201610267798 A CN 201610267798A CN 105820629 A CN105820629 A CN 105820629A
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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
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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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
- C09D7/61—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
- C09D7/65—Additives macromolecular
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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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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Abstract
The invention provides a novolac epoxy resin multifunctional radiation-resistant paint. The novolac epoxy resin multifunctional radiation-resistant paint comprises the following raw materials in parts by weight: 20-30 parts of novolac epoxy resin, 10-15 parts of expanded graphite, 5-10 parts of carbon nanotube, 0.5-3 parts of hydroxypropyl methylcellulose, 8-14 parts of glass powder, 5-10 parts of talcum powder, 18-22 parts of kaolin powder, 10-15 parts of wollastonite powder, 1-5 parts of bicyclopentenyloxyethyl acrylate and 20-30 parts of water. The invention also provides a preparation method of the novolac epoxy resin multifunctional radiation-resistant paint. Various components in the novolac epoxy resin multifunctional radiation-resistant paint interact and complement each other's advantages, so that the paint has the characteristics of excellent corrosion resistance, excellent radiation resistance, excellent flame retardancy, excellent high temperature resistance, excellent crack resistance, excellent rust resistance, excellent cold-heat alternation resistance, high storage stability and the like.
Description
Technical field
The invention belongs to technical field of coatings, particularly relate to a kind of novolac epoxy resin multifunctinal antiradiation coating and preparation method thereof.
Background technology
Radiation proof material has become a big problem of current material subject, and along with appearance and the extensively application of various high radiation devices, the research of radiation proof material has caused the common concern of people.The Fukushima nuclear power station crisis that the Japanese violent earthquake on March 11st, 2011 is caused, has also caused people's worry to radioprotective；And various radiation sources exist in people's life, also force people's attention to radiation proof material；Radiation is classified as the fourth-largest environomental pollution source after water source, air, noise by World Health Organization (WHO), becomes the stealth " killer " of harm human health, and protection radiation has become the task of top priority.
At present, radiation shielding coating mostly uses and adds heavy metal or rare metal powder and oxide thereof in coating composition, especially containing metallic compounds such as Ba, Pb, U, Lu, or employing composite deposite, but inevitable also bringing constructional difficulties, adhesive force is inadequate, the function defect such as not simultaneously, thus radiation shielding coating is the most only applied at some special industries and special dimension, and apply less in the field such as life of people.
Therefore the radiation shielding coating of the additional properties that exploitation has other concurrently becomes the task of top priority；The radiation shielding coating with other additional properties can meet the basic function of coating, widens again its application, also complies with that coating is multi-functional, the requirement of multi-field development.
Summary of the invention
In view of this, a kind of novolac epoxy resin multifunctinal antiradiation coating of necessary offer and preparation method thereof, to overcome the problems referred to above.
The present invention provides a kind of novolac epoxy resin multifunctinal antiradiation coating, and it includes the raw material of following weight portion: novolac epoxy resin 20～30 parts, expanded graphite 10～15 parts, CNT 5～10 parts, hydroxypropyl methyl cellulose 0.5～3 parts, glass dust 8～14 parts, Pulvis Talci 5～10 parts, kaolin powder 18～22 parts, wollastonite in powder 10～15 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 1～5 parts and water 20～30 parts.
Wherein, described kaolin powder is preferably calcined kaolin.The granularity of described wollastonite in powder is preferably 325 purposes compared with fine fraction and the fine level of 10 μm.
Based on above-mentioned, it includes the raw material of following weight portion: novolac epoxy resin 23～27 parts, expanded graphite 12～14 parts, CNT 7～9 parts, hydroxypropyl methyl cellulose 1～2 parts, glass dust 10～12 parts, Pulvis Talci 7～9 parts, kaolin powder 19～21 parts, wollastonite in powder 11～14 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 2～3 parts and water 23～27 parts.
Based on above-mentioned, it includes the raw material of following weight portion: novolac epoxy resin 25 parts, expanded graphite 13 parts, CNT 8 parts, hydroxypropyl methyl cellulose 1.5 parts, 11 parts of glass dust, Pulvis Talci 8 parts, kaolin powder 20 parts, wollastonite in powder 13 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 2 parts and 25 parts of water.
The present invention also provides for the preparation method of a kind of above-mentioned novolac epoxy resin multifunctinal antiradiation coating, and it comprises the following steps:
Under conditions of 40～80 DEG C, novolac epoxy resin, expanded graphite and water are uniformly mixed, form the first mixed solution；
Glass dust, Pulvis Talci, wollastonite in powder and kaolin powder are joined in described first mixed solution, and ultrasonic disperse 30～40 minutes, obtain the second mixed solution；
CNT, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are added separately in described second mixed solution, and ultrasonic agitation 1～2 hours under conditions of 40～80 DEG C, prepare described novolac epoxy resin multifunctinal antiradiation coating.
At above-mentioned novolac epoxy resin multifunctinal antiradiation coating, expanded graphite not only remains the advantageous properties such as high temperature resistant, corrosion-resistant, radiation hardness, the electric conductivity of native graphite, but also has the characteristics such as flexibility, resilience, autohension, impermeability, adsorptivity and low-density.CNT be particle diameter at a kind of one-dimensional material of 10～50nm, there is the performances such as excellent heat-conductivity conducting and electronic shield.The diameter of titanium dioxide is below 100 nanometers, and product appearance is fluffy white powder；There is the performance such as anti-line, antibacterial, self-cleaning, aging resistance, weatherability.Expanded graphite and CNT digestion cooperation make described environment-friendly type thermostable radiation shielding coating have the functions such as fire-retardant, radioprotective.Hydroxypropyl methyl cellulose primarily serves the effect of dispersant, additionally has the features such as the low ashes of salt tolerance, pH stability, water-retaining property, dimensional stability, excellent film property and the most resistance to enzyme, thickening property and caking property.Acrylic acid double cyclopentenyl oxygen ethyl ester can carry out being polymerized and cross-linking as coalescents in the environment of film forming automatically, becomes a composition part for paint film, it is possible to makes up volume contraction in film forming procedure compared with problem big, that paint film is easy to crack.
Glass dust, Pulvis Talci, wollastonite in powder, perlite and kaolin powder are mainly used as the implant of above-mentioned novolac epoxy resin multifunctinal antiradiation coating.Glass dust is white powder, has the advantages such as transparency good, hardness is high, even particle size distribution, good dispersion, and paint film is good without blue light, recoatability, improves the anti scuffing performance of paint film, has photoextinction, can improve the weatherability of paint film.Pulvis Talci linear expansion coefficient is the biggest, the coefficient of expansion brushing base material close to described novolac epoxy resin multifunctinal antiradiation coating, but its volumetric expansion dilution is the least, the most talcous interpolation can change the linear expansion coefficient of coating, anti-be full of cracks performance under the alternating hot and cold performance of raising coating and high temperature, sedimentation when coating stores can be slowed down simultaneously, and coating flowing hanging can be prevented, improve the resistance to water of film, wearability.Kaolin powder can improve the opacity of coating, the fastness of film, abrasion resistance and resistance to chalking.Wollastonite in powder acts primarily as covering, incremental contribution in coating, can reduce the cost of paint, the most also have anticorrosion, antirust, make white paint keep the functions such as permanent bright tone.
Therefore, cooperate between each component in the novolac epoxy resin multifunctinal antiradiation coating that the present invention provides, have complementary advantages, on the premise of making this coating keep good adhesion and environmental-protecting performance, there is the characteristics such as the anticorrosion of excellence, radioprotective, fire-retardant, tolerance high temperature, anti-be full of cracks, cold-hot alternation, storage stability, have a extensive future at special dimensions such as petroleum and petrochemical industry, metallurgy, electric power, national defence.The preparation method of the above-mentioned novolac epoxy resin multifunctinal antiradiation coating that the present invention provides is easy and simple to handle, easily realizes.
Detailed description of the invention
Below by detailed description of the invention, technical scheme is described in further detail.
Embodiment 1
The embodiment of the present invention 1 provides a kind of novolac epoxy resin multifunctinal antiradiation coating, it includes the raw material of following weight portion: novolac epoxy resin 20 parts, expanded graphite 10 parts, CNT 5 parts, hydroxypropyl methyl cellulose 0.5 part, 8 parts of glass dust, Pulvis Talci 5 parts, kaolin powder 18 parts, wollastonite in powder 10 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 1 part and 20 parts of water, wherein, each raw material in this embodiment is technical grade.
Preparation method: under conditions of 40 DEG C, uniformly mixes novolac epoxy resin, expanded graphite and water, forms the first mixed solution；Glass dust, Pulvis Talci, wollastonite in powder and kaolin powder are joined in described first mixed solution, and ultrasonic disperse 30 minutes, obtain the second mixed solution；CNT, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are added separately in described second mixed solution, and ultrasonic agitation 1 hour under conditions of 40 DEG C, prepare the novolac epoxy resin multifunctinal antiradiation coating described in the present embodiment.
Embodiment 2
The embodiment of the present invention 2 provides a kind of novolac epoxy resin multifunctinal antiradiation coating, it includes the raw material of following weight portion: novolac epoxy resin 23 parts, expanded graphite 12 parts, CNT 7 parts, hydroxypropyl methyl cellulose 1 part, 10 parts of glass dust, Pulvis Talci 7 parts, kaolin powder 19 parts, wollastonite in powder 11 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 2 parts and 23 parts of water, wherein, each raw material in this embodiment is technical grade.
Preparation method: under conditions of 50 DEG C, uniformly mixes novolac epoxy resin, expanded graphite and water, forms the first mixed solution；Glass dust, Pulvis Talci, wollastonite in powder and kaolin powder are joined in described first mixed solution, and ultrasonic disperse 30 minutes, obtain the second mixed solution；CNT, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are added separately in described second mixed solution, and under conditions of 50 DEG C ultrasonic agitation 1.5 hours, prepare novolac epoxy resin multifunctinal antiradiation coating described in the present embodiment.
Embodiment 3
The embodiment of the present invention 3 provides a kind of novolac epoxy resin multifunctinal antiradiation coating, it includes the raw material of following weight portion: novolac epoxy resin 25 parts, expanded graphite 13 parts, CNT 8 parts, hydroxypropyl methyl cellulose 1.5 parts, 11 parts of glass dust, Pulvis Talci 8 parts, kaolin powder 20 parts, wollastonite in powder 13 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 2 parts and 25 parts of water, wherein, each raw material in this embodiment is technical grade.
Preparation method: under conditions of 60 DEG C, uniformly mixes novolac epoxy resin, expanded graphite and water, forms the first mixed solution；Glass dust, kaolin powder, wollastonite in powder and Pulvis Talci are joined in described first mixed solution, and ultrasonic disperse 35 minutes, obtain the second mixed solution；CNT, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are added separately in described second mixed solution, and under conditions of 60 DEG C ultrasonic agitation 1.5 hours, prepare novolac epoxy resin multifunctinal antiradiation coating described in the present embodiment.
Embodiment 4
The embodiment of the present invention 4 provides a kind of novolac epoxy resin multifunctinal antiradiation coating, it includes the raw material of following weight portion: novolac epoxy resin 27 parts, expanded graphite 14 parts, CNT 9 parts, hydroxypropyl methyl cellulose 2 parts, 12 parts of glass dust, Pulvis Talci 9 parts, kaolin powder 21 parts, wollastonite in powder 14 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 3 parts and 27 parts of water, wherein, each raw material in this embodiment is technical grade.
Preparation method: under conditions of 70 DEG C, uniformly mixes novolac epoxy resin, expanded graphite and water, forms the first mixed solution；Glass dust, wollastonite in powder, kaolin powder and Pulvis Talci are joined in described first mixed solution, and ultrasonic disperse 40 minutes, obtain the second mixed solution；CNT, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are added separately in described second mixed solution, and ultrasonic agitation 2 hours under conditions of 70 DEG C, prepare the novolac epoxy resin multifunctinal antiradiation coating described in the present embodiment.
Embodiment 5
The embodiment of the present invention 5 provides a kind of novolac epoxy resin multifunctinal antiradiation coating, it includes the raw material of following weight portion: novolac epoxy resin 30 parts, expanded graphite 15 parts, CNT 10 parts, hydroxypropyl methyl cellulose 3 parts, 14 parts of glass dust, Pulvis Talci 10 parts, kaolin powder 22 parts, wollastonite in powder 15 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 5 parts and 30 parts of water, wherein, each raw material in this embodiment is technical grade.
Preparation method: under conditions of 80 DEG C, uniformly mixes novolac epoxy resin, expanded graphite and water, forms the first mixed solution；Glass dust, wollastonite in powder, kaolin powder and Pulvis Talci are joined in described first mixed solution, and ultrasonic disperse 35 minutes, obtain the second mixed solution；CNT, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are added separately in described second mixed solution, and ultrasonic agitation 2 hours under conditions of 80 DEG C, prepare the novolac epoxy resin multifunctinal antiradiation coating described in the present embodiment.
Novolac epoxy resin multifunctinal antiradiation coating embodiment 1 to embodiment 5 provided is coated on surface cleaning, dry sheet metal, carries out the test of correlated performance after the most at room temperature placing solidification in 24 hours.Wherein, the sheet metal used in this test be smooth, without the mechanical defect such as impression and pit, a size of 50 × 120 × 1mm(by GB GB1735-79), and through oil removing, processing of rust removing, it is ensured that this surface of thin steel sheet cleaning, dry.
Storage stability, adhesive force (by GB GB1720-89), impact strength (by GB GB/T1732-1993), drying time (by GB GB1728-1979) etc. all test according to concerned countries standard.
Whether corrosion resistance is tested: model is put into salt fog machine, does spray testing with the sodium chloride solution of 5%, observation model bubbling, get rusty (by GB GB/T1771-91).
By above method of testing, embodiment 1 to embodiment 5 result of the test is as shown in the table:
Test result table
Therefore, the novolac epoxy resin multifunctinal antiradiation coating that the embodiment of the present invention provides all is had outstanding performance in normal temperature cure, paint film base material adhesive force, anti-be full of cracks, corrosion resistance, storage property etc., is a kind of well anticorrosive paint；Meanwhile, perlite works in coordination with expanded graphite, CNT makes above-mentioned coating also have radioprotective, the function such as fire-retardant.The production of this coating is relatively easy, saves the energy.It has a extensive future at special dimensions such as petroleum and petrochemical industry, metallurgy, electric power, national defence.
Finally should be noted that: above example is only in order to illustrate that technical scheme is not intended to limit；Although being described in detail the present invention with reference to preferred embodiment, those of ordinary skill in the field are it is understood that still can modify to the detailed description of the invention of the present invention or portion of techniques feature is carried out equivalent；Without deviating from the spirit of technical solution of the present invention, it all should be contained in the middle of the technical scheme scope that the present invention is claimed.
Claims (4)
1. a novolac epoxy resin multifunctinal antiradiation coating, it is characterized in that, it includes the raw material of following weight portion: novolac epoxy resin 20～30 parts, expanded graphite 10～15 parts, CNT 5～10 parts, hydroxypropyl methyl cellulose 0.5～3 parts, glass dust 8～14 parts, Pulvis Talci 5～10 parts, kaolin powder 18～22 parts, wollastonite in powder 10～15 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 1～5 parts and water 20～30 parts.
Novolac epoxy resin multifunctinal antiradiation coating the most according to claim 1, it is characterized in that, it includes the raw material of following weight portion: novolac epoxy resin 23～27 parts, expanded graphite 12～14 parts, CNT 7～9 parts, hydroxypropyl methyl cellulose 1～2 parts, glass dust 10～12 parts, Pulvis Talci 7～9 parts, kaolin powder 19～21 parts, wollastonite in powder 11～14 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 2～3 parts and water 23～27 parts.
Described novolac epoxy resin multifunctinal antiradiation coating the most according to claim 2, it is characterized in that, it includes the raw material of following weight portion: novolac epoxy resin 25 parts, expanded graphite 13 parts, CNT 8 parts, hydroxypropyl methyl cellulose 1.5 parts, 11 parts of glass dust, Pulvis Talci 8 parts, kaolin powder 20 parts, wollastonite in powder 13 parts, acrylic acid double cyclopentenyl oxygen ethyl ester 2 parts and 25 parts of water.
4. a preparation method for the novolac epoxy resin multifunctinal antiradiation coating described in any one of claims 1 to 3, it comprises the following steps:
Under conditions of 40～80 DEG C, novolac epoxy resin, expanded graphite and water are uniformly mixed, form the first mixed solution；
Glass dust, Pulvis Talci, kaolin powder and wollastonite in powder are joined in described first mixed solution, and ultrasonic disperse 30～40 minutes, obtain the second mixed solution；
CNT, hydroxypropyl methyl cellulose and acrylic acid double cyclopentenyl oxygen ethyl ester are added separately in described second mixed solution, and ultrasonic agitation 1～2 hours under conditions of 40～80 DEG C, prepare described novolac epoxy resin multifunctinal antiradiation coating.
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| CN201610267798.5A CN105820629A (en) | 2016-04-27 | 2016-04-27 | Novolac epoxy resin multifunctional radiation-resistant paint and preparation method thereof |
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| CN201610267798.5A CN105820629A (en) | 2016-04-27 | 2016-04-27 | Novolac epoxy resin multifunctional radiation-resistant paint and preparation method thereof |
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|---|---|---|---|---|
| CN102585570A (en) * | 2012-01-09 | 2012-07-18 | 武汉理工大学 | Water-soluble non-combustible ceramic anti-radiation coating and preparation method thereof |
| CN102850910A (en) * | 2012-09-16 | 2013-01-02 | 广州秀珀化工股份有限公司 | Steel-structure-use nuclear-radiation-resistant paint |
| CN103351788A (en) * | 2013-08-02 | 2013-10-16 | 中国海洋石油总公司 | Radioresistant and anticorrosive primer-topcoat high-solid coating and preparation method thereof |
| CN104263204A (en) * | 2014-09-12 | 2015-01-07 | 江苏宏盛化学有限公司 | Preparation method for carbon nanotube-epoxy resin radiation-resistant coating for steel-based surface of nuclear power station |
-
2016
- 2016-04-27 CN CN201610267798.5A patent/CN105820629A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102585570A (en) * | 2012-01-09 | 2012-07-18 | 武汉理工大学 | Water-soluble non-combustible ceramic anti-radiation coating and preparation method thereof |
| CN102850910A (en) * | 2012-09-16 | 2013-01-02 | 广州秀珀化工股份有限公司 | Steel-structure-use nuclear-radiation-resistant paint |
| CN103351788A (en) * | 2013-08-02 | 2013-10-16 | 中国海洋石油总公司 | Radioresistant and anticorrosive primer-topcoat high-solid coating and preparation method thereof |
| CN104263204A (en) * | 2014-09-12 | 2015-01-07 | 江苏宏盛化学有限公司 | Preparation method for carbon nanotube-epoxy resin radiation-resistant coating for steel-based surface of nuclear power station |
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