CN107129748B - A kind of compound unsaturated polyester (UP) antirust paint of nano material and preparation method thereof - Google Patents
A kind of compound unsaturated polyester (UP) antirust paint of nano material and preparation method thereof Download PDFInfo
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- CN107129748B CN107129748B CN201710325950.5A CN201710325950A CN107129748B CN 107129748 B CN107129748 B CN 107129748B CN 201710325950 A CN201710325950 A CN 201710325950A CN 107129748 B CN107129748 B CN 107129748B
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured 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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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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Abstract
The invention discloses compound unsaturated polyester (UP) antirust paints of a kind of nano material and preparation method thereof, the antirust paint is prepared by the compound unsaturated polyester resin of nano material, deionized water, stabilizer, amino resins, preparation process are as follows: (1) prepares modified montmorillonoid with nano montmorillonite, deionized water and intercalator；(2) using M-phthalic acid, polyether Glycols, ethylene glycol, methacrylic acid, styrene and modified montmorillonoid as raw material, using dibutyl tin dilaurate as the compound unsaturated polyester resin of catalyst nano materials；(3) it is added in amino resins with the compound unsaturated polyester resin of nano material, stirs and evenly mixs, add deionized water and stabilizer, the compound unsaturated polyester (UP) antirust paint of nano material can be obtained by being again stirring for mixing.Preparation method of the invention has a simple process, environmentally protective, at low cost, and the compound unsaturated polyester (UP) antirust paint of the nano material of preparation has that strong to substrate adhesive force, heat-resisting weatherability is good, high antiseptic property.
Description
Technical field
The present invention relates to rush-resisting material technical fields, more particularly to a kind of compound unsaturated polyester (UP) antirust paint of nano material
And preparation method thereof.
Background technique
According to statistics, the whole world every year due to steel corrosion gets rusty caused by loss account for the 1/3 of current year iron and steel output,
China, the economic loss as caused by metal erosion account for about the 4% of gross national product.Therefore, excellent metal erosion is developed
Means of defence is increasingly important, wherein preventing the most economical effective method of metal erosion is coating protection method.Currently, most common anti-
Rust coating is the coating such as polyvinyl, epoxy resin-matrix, polyurethane, but there are heat resistances and weatherability for existing antirusting paint
The problems such as bad, poor adhesive force, short anti-corrosion time.Meanwhile existing coating mostly uses environmentally harmful organic solvent.Cause
This, develops that a kind of no pollution to the environment, strong to substrate adhesive force, heat-resisting weatherability is good, with high antiseptic property and at low cost
Antirusting paint has a very important significance.
For unsaturated polyester varnish because solventless coatings, and paint film tough and hard wear resistant can be made, heat-resisting weatherability is good, becomes close
It is big come paint film shrinking percentage when developing faster a kind of coating, but still remaining solidification, it easily goes wrong to the adhesive force of substrate
Disadvantage.Domestic and international many patents utilize nano silica, nano-titanium dioxide, nano zine oxide etc. or its composite nano materials
Antirusting paint is prepared Deng to modified be scattered in polymer resin matrix in surface.Although the introducing of nanoparticle is to a certain degree
On improve the mechanical property of coating and the adhesive force to substrate, but due to inorganic nano-filler large specific surface area, surface is free
Can be high, therefore nanoparticle is easy to reunite, the combination between inorganic nano-filler and organic matrix is weaker, causes coating to oxygen
The barrier action of gas and water etc. weakens, the bad stability of anti-corrosive properties.If nano material can be dispersed in polymeric matrix well
In, it is expected to prepare the antirusting paint of environmental sound, good, the high antiseptic property of weatherability strong to substrate adhesive force, heat-resisting.
Summary of the invention
A kind of the purpose of the present invention is to propose to environmentally friendly, strong to substrate adhesive force, heat-resisting weatherabilities good, high antiseptic property
The compound unsaturated polyester (UP) antirust paint of nano material and preparation method thereof.
The compound unsaturated polyester (UP) antirust paint of nano material of the invention is based on mass fraction number, raw material composition are as follows:
The compound unsaturated polyester resin of nano material: 45~58 parts；
Deionized water: 35~40 parts；
Stabilizer: 3~5 parts；
Amino resins: 10~15 parts；
The stabilizer is one of polyvinylpyrrolidone, polyvinyl alcohol and polyethylene glycol；
The compound unsaturated polyester resin of the nano material is prepared by the following method: by M-phthalic acid, polyethers binary
Alcohol, ethylene glycol, methacrylic acid and catalyst mixing, oil bath heating is to 165~180 DEG C, and after 2~3h of insulated and stirred, addition changes
Property montmorillonite, is warming up to 200~220 DEG C, 2~3h of insulated and stirred；After polycondensation reaction, reaction mixture is cooled to 40~
After 50 DEG C, styrene is added into system, discharges after mixing evenly, obtains the compound unsaturated polyester resin of nano material；
In terms of mass fraction, the raw material of the compound unsaturated polyester resin of nano material is formed are as follows:
M-phthalic acid: 28.5~36.5 parts；
Ethylene glycol: 24~28 parts；
Polyether Glycols: 12~15 parts；
Methacrylic acid: 3~7 parts；
Modified montmorillonoid: 1.5~6.5 parts；
Catalyst: 0.2~0.3 part；
Styrene: 7.5~10.5 parts
The catalyst is dibutyl tin dilaurate；
The modified montmorillonoid is prepared via a method which: montmorillonite being added in deionized water, swelling is added afterwards for 24 hours
Intercalator, be ultrasonically treated 3~4h, be centrifuged, be dried in vacuo after obtain modified montmorillonoid；The intercalator is dodecane
One of base trimethyl amine bromide, cetyltrimethylammonium bromide and octadecyl trimethyl amine bromide.
Imvite modified principle is as follows: montmorillonite (MMT) is made of two layers of Si-O tetrahedron and one layer of Al-O octahedron
Laminar silicic acid salt crystal, cheap and easy to get, interlamellar spacing 1nm or so, unit cell press from both sides one layer of alumina by two layers of oxygen-octahedron
Octahedron forms, and the Si4+ and Al3+ in lattice are often substituted by Mg2+, Li+ etc., isomorphous substitution occurs, to make a layer inner surface band
There is negative electrical charge, superfluous negative electrical charge reaches structure cell charge balance by Liquidity limit, and the cation of these absorption has and can hand over
It is transsexual, it is easy to carry out ion exchange with alkyl quaternary ammonium salts or other organic cations, forms organic montmorillonite, realize montmorillonite
Modification.
Montmorillonite adds in deionized water, interlayer middle-jiao yang, function of the spleen and stomach ionic superabsorbent, occur aquation cause interlayer to be swollen, lamella with
Machine translation, rotation, interlamellar spacing becomes larger, and intercalator is then added, and intercalator enters interlayer, with the metal ion of absorption be hydrated object into
Row ion exchange, the biggish organic matter of volume further increase interlamellar spacing, in addition cover instead of the hydrated metal ion of interlayer
De- soil becomes hydrophobic oleophilic oil from hydrophilic and oleophobic, is conducive to its dispersion in organic matter.Modified montmorillonoid is added to poly-
In zoarium system, polymerized monomer or low polymer can be efficiently entering between cheating engaging layer, be realized " intercalation ".Polymerized monomer is low
Polymers forms high polymer in the further polycondensation of interlayer, and volume can become larger, in addition the effect of reaction heat, montmorillonite layered structure is broken
It is bad, it is peelable to be dispersed in resin macromolecule in the gap as caused by space at nanometer monolithic layer, form fine and close knot
Structure.
Montmorillonite is modified through intercalator, and interlamellar spacing increases to 3.2~6.7nm, is conducive to polymerized monomer or polymer
Intercalation.High molecular polymer volume is formed in interlayer polycondensation by polymerized monomer or low polymer to become larger and big quantitative response
The effect of heat, it is montmorillonite layered destructurized, it is peelable at nanometer monolithic layer, resin macromolecule is dispersed in due to space
In generated gap, the nano material composite polyester resin paint with compact texture, nano material composite polyester resin are formed
Paint can be enhanced by toughening, improve the adhesive force with substrate, further obstruct the infiltration of the corrosive mediums such as water, oxygen, play efficiently
Corrosion-resistant purpose.
Further, the montmorillonite is nanoscale montmorillonite, and average grain diameter is 50~80nm.The interlayer of modified montmorillonoid
Away from increasing between 3.2~6.7nm from 1nm or so, partial size increases between 60~120nm from 30~50nm, and interlayer chemistry is micro-
Environment from hydrophilic and oleophobic sex reversal be lipophilic-hydrophobic property.The partial size of modified montmorillonoid is excessive, easily settled in polymeric system, point
Scattered property can be deteriorated, and lamella is difficult to potting resin macromolecular gap as caused by space, although the coating of preparation can obtain
Toughening, but film compactness is poor, poor to the media isolations ability such as water, oxygen, rustless property is almost without improvement；And partial size mistake
Small, interlamellar spacing is small, and monomer or condensation product are difficult to effectively enter the interlayer of modified montmorillonoid, and phyllosilicate is difficult to realize shell
From, final montmorillonite with that can only form traditional filled polymer between polymer with simple physical blending, toughening effect compared with
Difference, film compactness are also poor.
The proportion of above-mentioned each ingredient is to design a series of orthogonal tests by the relationship of the various monomers of polycondensation reaction equation,
According to the performance of each experimental product compare and finally determine.
Further, the mass ratio of the montmorillonite and deionized water is 1:100；The intercalator and montmorillonite quality it
Than for 1:0.5~1:1.
Further, the vacuum drying vacuum degree be 0.05MPa-0.1MPa, the time be 18~for 24 hours.
Further, the molecular weight of the polyether Glycols is 1000~4000.
Further, the stirring in the compound unsaturated polyester resin preparation of the nano material is mechanical stirring.
Further, the first time insulated and stirred rate in the compound unsaturated polyester resin preparation of the nano material is
600~800r/min, the insulated and stirred rate after modified montmorillonoid is added are 1000~1200r/min；After styrene is added
Stirring rate is 800~1000r/min.When polymerized monomer and catalyst is added, stirring, which primarily serves, promotes having for reaction monomers
Effect uniformly mixing, in addition polycondensation reaction early stage, mainly reacted two-by-two between monomer, formed oligomer, release heat it is few and
Solution viscosity is lower, moderate-speed mixer, therefore stirring rate is 600~800r/min；After modified montmorillonoid is added, polymerization is single
Body or oligomer enter between cheating engaging layer, and polycondensation forms high molecular polymer, since the polycondensation reaction middle and later periods can release largely instead
Heat is answered, and forms the movement of solution viscosity increase obstruction reactant after high polymer, therefore the stage uses high-speed stirred, rate instead
For 1000~1200r/min, be on the one hand conducive to heat dissipation on the other hand between guarantee reactant or polymer and montmorillonite it is effective
In conjunction with；After polycondensation reaction, thick liquid is obtained, styrene is dissolved in and forms unsaturated polyester resin, it is mixed to guarantee
The uniformity of conjunction is stirred using high speed, and stirring rate is 800~1000r/min.
The above-mentioned compound unsaturated polyester (UP) antirust paint of nano material the preparation method is as follows: nano material is compound unsaturated poly-
Ester resin is added in amino resins, and deionized water and stabilizer are added after stirring and evenly mixing, is again stirring for mixing, standing and defoaming,
Obtain the compound unsaturated polyester (UP) antirust paint of nano material.
Specifically, described to stir and be again stirring for being mechanical stirring, stirring rate is 800~1000r/ twice
min。
In the present invention, nano material composite polyester resin synthesis process relates generally to polycondensation reaction.And polycondensation reaction is not
It is different with stage reaction temperature.Polycondensation reaction early stage relates generally to monomer and reacts two-by-two form oligomer, solution system viscosity
Variation is little；With the continuous progress of polymerization reaction, the polycondensation reaction middle and later periods is arrived, oligomer and oligomer condensation form macromolecule
Polymer, the stage of reaction required temperature is higher, and solution system viscosity is larger.Therefore in order to guarantee having for polycondensation reaction each stage
Effect carries out, the regulation for having comparison stringent temperature and stirring rate.
Toxic organic solvent is not used in the present invention, belongs to water paint, environmentally friendly；Preparation process letter of the present invention
It is single, easy to operate, it is film excellent combination property, at low cost.
Specific embodiment
For a better understanding of the invention, below with reference to embodiment, the present invention is further illustrated, but embodiment not structure
At limiting the scope of the present invention.
Embodiment 1:
Present embodiment discloses a kind of preparation process of the compound unsaturated polyester (UP) antirust paint of nano material, successively there is following step
It is rapid:
(1) preparation of modified montmorillonoid: in terms of mass fraction, 1 part of nano montmorillonite (50~80nm of average grain diameter) is added
Into 100 parts of deionized waters, 1 part of trimethyl amine bromide is added in swelling afterwards for 24 hours, is ultrasonically treated 3h, be centrifuged,
Drying obtains modified montmorillonoid afterwards for 24 hours under 0.05MPa vacuum degree；
(2) in terms of mass fraction, 28.5 parts of isophthalic the synthesis of nano material composite polyester resin: are added in four-hole boiling flask
Dioctyl phthalate, 12 parts of polyether Glycols, 25 parts of ethylene glycol, 3 parts of methacrylic acids and 0.2 part of dibutyl tin dilaurate, oil bath add
Heat is to 180 DEG C, under the stirring rate of 600r/min after insulated and stirred 2.5h, modified cover made from 1.5 parts of steps (1) is added and takes off
Soil is warming up to 210 DEG C, the insulated and stirred 3h under the stirring rate of 1000r/min.After polycondensation reaction, by reaction mixture
After being cooled to 45 DEG C, 7.5 parts of styrene are added into system, discharges, obtains after mixing evenly under the stirring rate of 800r/min
Nano material composite polyester resin；
(3) in terms of mass fraction, nano material composite polyester resin prepared by 45 parts of steps (2) is added to 12 parts of amino
In resin, 38 parts of deionized waters and 3 parts of polyethylene glycol are added after stirring and evenly mixing under 800r/min, are stirred at 900r/min mixed
Even, standing and defoaming obtains the compound unsaturated polyester (UP) antirust paint of nano material, and performance test situation is shown in Table 1.
Embodiment 2:
Present embodiment discloses a kind of preparation process of the compound unsaturated polyester (UP) antirust paint of nano material, successively there is following step
It is rapid:
(1) preparation of modified montmorillonoid: in terms of mass fraction, 1 part of nano montmorillonite (50~80nm of average grain diameter) is added
Into 100 parts of deionized waters, 1.5 parts of trimethyl amine bromides are added in swelling afterwards for 24 hours, are ultrasonically treated 3h, through centrifugation point
Modified montmorillonoid is obtained afterwards for 24 hours from drying under, 0.05MPa vacuum degree；
(2) in terms of mass fraction, 30 parts of isophthalic two synthesis of nano material composite polyester resin: are added in four-hole boiling flask
Formic acid, 12 parts of polyether Glycols, 24 parts of ethylene glycol, 5 parts of methacrylic acids and 0.2 part of dibutyl tin dilaurate, oil bath heating
To 180 DEG C, under the stirring rate of 800r/min after insulated and stirred 2.5h, 2 parts of modified montmorillonoids is added, are warming up to 210 DEG C,
Insulated and stirred 3h under the stirring rate of 1200r/min.After polycondensation reaction, after reaction mixture is cooled to 45 DEG C, Xiang Ti
8 parts of styrene are added in system, discharge to obtain nano material composite polyester resin after mixing evenly under the stirring rate of 800r/min；
(3) in terms of mass fraction, the compound unsaturated polyester resin of the nano material of 50 parts of above-mentioned preparations is added to 12 parts
In amino resins, 35 parts of deionized waters and 3 parts of polyethylene glycol are added after stirring and evenly mixing under 900r/min, are stirred at 900r/min
It mixes, standing and defoaming obtains the compound unsaturated polyester (UP) antirust paint of nano material, and performance test situation is shown in Table 1.
Embodiment 3:
Present embodiment discloses a kind of preparation process of the compound unsaturated polyester (UP) antirust paint of nano material, successively there is following step
It is rapid:
(1) preparation of modified montmorillonoid: in terms of mass fraction, 1 part of nano montmorillonite (50~80nm of average grain diameter) is added
Into 100 parts of deionized waters, 1.5 parts of trimethyl amine bromides are added in swelling afterwards for 24 hours, are ultrasonically treated 3h, through centrifugation point
Modified montmorillonoid is obtained afterwards for 24 hours from drying under, 0.05MPa vacuum degree；
(2) in terms of mass fraction, 32 parts of isophthalic two synthesis of nano material composite polyester resin: are added in four-hole boiling flask
Formic acid, 12 parts of polyether Glycols, 24 parts of ethylene glycol, 3 parts of methacrylic acids and 0.3 part of dibutyl tin dilaurate, oil bath heating
To 180 DEG C, under the stirring rate of 900r/min after insulated and stirred 2.5h, 2.5 parts of modified montmorillonoids is added, are warming up to 210 DEG C,
The insulated and stirred 3h under the stirring rate of 1200r/min.After polycondensation reaction, after reaction mixture is cooled to 45 DEG C, to
8 parts of styrene are added in system, discharge to obtain nano material complex polyester tree after mixing evenly under the stirring rate of 800r/min
Rouge；
(3) in terms of mass fraction, the compound unsaturated polyester resin of the nano material of 45 parts of above-mentioned preparations is added to 12 parts
In amino resins, 40 parts of deionized waters and 3 parts of polyethylene glycol are added after stirring and evenly mixing under 900r/min, are stirred at 900r/min
It mixes, standing and defoaming obtains the compound unsaturated polyester (UP) antirust paint of nano material, and performance test situation is shown in Table 1.
By the compound unsaturated polyester (UP) antirust painting brush of nano material obtained by above-described embodiment 1-3 carry out coating adhesion,
Hardness and salt fog resistance test, test result are as shown in table 1.
The compound unsaturated polyester (UP) antirust paint the performance test results of 1 nano material of table
Antirust paint under the prior art is mostly the coating such as polyvinyl, epoxy resin-matrix, polyurethane, and majority has used pair
The harmful organic solvent of environment.The adhesive force technical indicator of commercially available antirust paint is≤2 grades, and since coating is relatively thin, hardness is lower, because
This needs repeatedly to brush in actual use.And a kind of compound unsaturated polyester (UP) antirust of nano material provided by the present invention
Organic solvent is not only not used in paint, also inherits the feature of unsaturated polyester (UP) lacquer coat thickness, and by the way that nanometer MMT, warp is added
After intercalation, removing, effectively potting resin macromolecular gap as caused by space, formation compact texture can solve insatiable hunger
The larger problem with cubical contraction when curable polyester resin, as known from Table 1, the adhesive force between coating and substrate is easy to reach
To 1 grade, good adhesive force further obstructs the infiltration of the corrosive mediums such as water, oxygen, salt spray resistance ability plus fine and close structure
Up to 200h or more (national standard 96h), the purpose of efficient corrosion resisting can be played.
Claims (9)
1. a kind of compound unsaturated polyester (UP) antirust paint of nano material, which is characterized in that based on mass fraction number, raw material composition
Are as follows:
The compound unsaturated polyester resin of nano material: 45~58 parts；
Deionized water: 35~40 parts；
Stabilizer: 3~5 parts；
Amino resins: 10~15 parts；
The stabilizer is one of polyvinylpyrrolidone, polyvinyl alcohol and polyethylene glycol；
The compound unsaturated polyester resin of the nano material is prepared by the following method: by M-phthalic acid, polyether Glycols, second
Glycol, methacrylic acid and catalyst mixing, oil bath heating is to 165~180 DEG C, after 2~3h of insulated and stirred, be added it is modified cover it is de-
Soil is warming up to 200~220 DEG C, 2~3h of insulated and stirred；After polycondensation reaction, reaction mixture is cooled to 40~50 DEG C
Afterwards, styrene is added into system, discharges after mixing evenly, obtains the compound unsaturated polyester resin of nano material；
In terms of mass fraction, the raw material of the compound unsaturated polyester resin of nano material is formed are as follows:
M-phthalic acid: 28.5~36.5 parts；
Ethylene glycol: 24~28 parts；
Polyether Glycols: 12~15 parts；
Methacrylic acid: 3~7 parts；
Modified montmorillonoid: 1.5~6.5 parts；
Catalyst: 0.2~0.3 part；
Styrene: 7.5~10.5 parts
The catalyst is dibutyl tin dilaurate；
The modified montmorillonoid is prepared via a method which: montmorillonite being added in deionized water, intercalation is added in swelling afterwards for 24 hours
Agent, be ultrasonically treated 3~4h, be centrifuged, be dried in vacuo after obtain modified montmorillonoid；The intercalator is dodecyl three
One of methyl bromide amine, cetyltrimethylammonium bromide and octadecyl trimethyl amine bromide.
2. the compound unsaturated polyester (UP) antirust paint of nano material according to claim 1, which is characterized in that the montmorillonite is
Nanoscale montmorillonite, average grain diameter are 50~80nm.
3. the compound unsaturated polyester (UP) antirust paint of nano material according to claim 1, which is characterized in that the montmorillonite with
The mass ratio of deionized water is 1:100；The intercalator and montmorillonite mass ratio are 1:0.5~1:1.
4. the compound unsaturated polyester (UP) antirust paint of nano material according to claim 1, which is characterized in that the vacuum is dry
Dry vacuum degree be 0.05MPa-0.1MPa, the time be 18~for 24 hours.
5. the compound unsaturated polyester (UP) antirust paint of nano material according to claim 1, which is characterized in that the polyethers binary
The molecular weight of alcohol is 1000~4000.
6. the compound unsaturated polyester (UP) antirust paint of nano material according to claim 1, which is characterized in that the nano material
Stirring in compound unsaturated polyester resin preparation is mechanical stirring.
7. the compound unsaturated polyester (UP) antirust paint of nano material according to claim 1, which is characterized in that the nano material
First time insulated and stirred rate in compound unsaturated polyester resin preparation is 600~800r/min, after modified montmorillonoid is added
Insulated and stirred rate be 1000~1200r/min；Stirring rate after styrene is added is 800~1000r/min.
8. the preparation method of the compound unsaturated polyester (UP) antirust paint of any one of the claim 1-7 nano material, it is characterised in that:
The compound unsaturated polyester resin of nano material is added in amino resins, deionized water and stabilizer are added after stirring and evenly mixing,
It is again stirring for mixing, standing and defoaming, obtains the compound unsaturated polyester (UP) antirust paint of nano material.
9. the preparation method of the compound unsaturated polyester (UP) antirust paint of nano material according to claim 8, which is characterized in that institute
It states stirring and is again stirring for being mechanical stirring, stirring rate is 800~1000r/min twice.
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| CN108192086B (en) * | 2018-01-09 | 2019-10-18 | 中山市大一涂料有限公司 | A kind of in-situ modified unsaturated polyester resin of high-performance inorganic nanoparticle and preparation method thereof |
| CN109134833B (en) * | 2018-07-09 | 2020-12-01 | 黄山市华圣新材料有限公司 | Improved polyester resin and preparation method and preparation device thereof |
| CN111500038B (en) * | 2020-03-18 | 2023-10-03 | 浙江龙鑫化工有限公司 | Low-density SMC sheet and preparation method thereof |
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| US20040024102A1 (en) * | 2002-07-30 | 2004-02-05 | Hayes Richard Allen | Sulfonated aliphatic-aromatic polyetherester films, coatings, and laminates |
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| CN1187506A (en) * | 1997-04-30 | 1998-07-15 | 中国科学院化学研究所 | Poly-butylene terephthalate/laminated nm-silicate composite material and its preparing process |
| CN1382754A (en) * | 2001-04-25 | 2002-12-04 | 金刚高丽化学 | Bottom coated polyester for anti-rust precoating outdoor metal safety guard |
| CN106118399A (en) * | 2016-07-01 | 2016-11-16 | 太仓市金新涂料有限公司 | A kind of high-strength abrasion-proof modified poly ester amino-stoving varnish and preparation method thereof |
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