CN108117815A - A kind of watersoluble modified acrylic acid permeability on rust paint - Google Patents

Abstract

The invention belongs on rust paint technical fields, and in particular to a kind of watersoluble modified acrylic acid permeability on rust paint, including following raw material：Waterborne styrene-acrylic emulsion, mica iron oxide red, iron oxide red, modified zinc phosphate, modified zinc oxide, 10% calgon, barium sulfate, sericite in powder, scattered wetting agent, coalescents, moisturizer, pH neutralizers, base material adhesion promoter, surface tension modifier, thickener, thixotropic agent, anti-flash rusting auxiliary agent, pure water.The present invention has the following advantages compared with prior art：Prepared watersoluble modified acrylic acid permeability on rust paint is piece red in the present invention, it is deep rust paint film after drying, watersoluble modified acrylic acid on rust paint, with preferable weatherability and ageing resistance, with impact resistance, ageing-resistant, stable conductivity, coating is strong with matrix adhesive force, easy for construction.

Description

A kind of watersoluble modified acrylic acid permeability on rust paint

Technical field

The invention belongs on rust paint technical fields, and in particular to a kind of watersoluble modified acrylic acid permeability on rust paint.

Background technology

Iron structure facility prevents from corroding, and most simple and effective method is exactly to be protected using coating, and traditional oiliness applies The i.e. usually said paint of material, due to containing substantial amounts of organic solvent, causes environment extremely serious pollution, therefore, aqueous Coating is one of direction of countries in the world coating circle research, has reached coating total output in some developed country's water paint yield More than 50%, the demand of the water paint in China is every year also with more than 10% speed increase, and general coating is in steel surface During application, thorough derusting is required, particularly water paint requirement derusting is more stringent, and derusting work is a kind of very heavy Work, had not only expended a large amount of man-hours, but also increased expense, and aqueous corrosion resisting paint without need of cleaning rust is a kind of can be directly painted on remaining rusty stain The new coating of steel surface, the coating materials that also referred to as become rusty, rust is coated, do not derust coating, because multi-purpose work protects the priming paint of metal, So it, is applied to the metal surface of residual rust, can make stable iron rust, passivation or conversion, make active iron by also referred to as primer for rusted steel Rust becomes harmless substance, and with the double action for reaching antirust and protecting, existing rust transforming agent and rust stabilizer are mostly acid, glue Newborn system is unstable, becomes very hard after paint solidification, once bending or compression are easy for cracking, the flexibility of paint film is not achieved It is required that.

The content of the invention

The purpose of the present invention is being directed to the problem of existing, a kind of watersoluble modified acrylic acid permeability on rust paint is provided.

The present invention is achieved by the following technical solutions：A kind of watersoluble modified acrylic acid permeability on rust paint, including The raw material of following weight percent：Waterborne styrene-acrylic emulsion 49%, mica iron oxide red 12.5%, iron oxide red 7.5%, modified phosphate Zinc 5%, modified zinc oxide 1.6%, 10% calgon 0.3%, barium sulfate 5.5%, sericite in powder 2.5%, scattered wetting agent 0.4%, Coalescents 2%, moisturizer 1.5%, pH neutralizers 1.5%, base material adhesion promoter 0.15%, surface tension modifier 0.25%, Thickener 0.25%, thixotropic agent 0.2%, anti-flash rusting auxiliary agent 0.2%, pure water 11%；

The preparation method of the modified zinc phosphate is：By weight, 2-3 parts of trbasic zinc phosphate is taken to add in and is equivalent to its weight 4-6 In water again, 0.35-0.45 parts of calgons, 0.13-0.18 parts of sodium tripolyphosphates, 0.02-0.03 parts of boric acid are then added in Zinc is warming up to 135-145 DEG C, control pressure 0.25-0.35MPa in whipping process, continue to stir 2-3 it is small when, then mistake It is filter, dry, be sent into calcining furnace be sintered under conditions of temperature is 450-480 DEG C 2-4 it is small when to get；

The preparation method of the modified zinc oxide is：By zinc oxide and the dispersant for being equivalent to its weight 1.2%-1.8%, so Disperse to obtain the zinc oxide fluid dispersion that solid content is 16%-20% in water under conditions of being afterwards 55-65 DEG C in temperature；Then add in Supersonic generator, add the Sodium Polyacrylate for being equivalent to zinc oxide weight 2.2%-3.2%, 1.4%-1.8% urea phosphate, The glycine betaine of 0.2%-0.6% is ultrasonically treated 40-60 minutes under conditions of temperature is 65-75 DEG C, frequency is 35-45Hz, will locate It manages liquid filtering, through drying, sieves to obtain the final product.

As further improvement of these options, the waterborne styrene-acrylic emulsion includes the raw material of following parts by weight：Benzene second 218.8 parts of alkene, 238.4 parts of butyl acrylate, 19.56 parts of methyl methacrylate, 9.64 parts of methacrylic acid, N- methylols third 6.32 parts of acrylamide, 1.84 parts of ethoxy alcohol disodium sulfosuccinate, 3.47 parts of sodium thiosulfate, alkyl phenol ether sulfosuccinic acid 15.58 parts of ester sodium salt, 0.5 part of sodium acid carbonate, 2.4 parts of ammonium persulfate, 499 parts of deionized water；The waterborne styrene-acrylic emulsion contains admittedly It measures as 48.5%, pH value 5.8.

As further improvement of these options, the scattered wetting agent is sodium methylene bis-naphthalene sulfonate, sodium acrylate With any one in board dispersant PF-88 in propionamide copolymer, south；The coalescents are Lauryl Alcohol ester, propylene glycol One kind in phenylate；The moisturizer is one in hydroxypropyl methyl cellulose, hydroxyethyl cellulose, sodium carboxymethylcellulose Kind；The pH neutralizers are -2 methyl-1s of 2- amino-propyl alcohol, 2- amino -2- ethyl -1,3- propylene glycol, butylethanolamine, diformazan Any one in ethylethanolamine；The base material adhesion promoter is chlorinated polypropylene and its modifier；The surface tension Conditioning agent is TSI-316；The thickener is non-association type alkali swollen thickener；The thixotropic agent is aerosil or heavy Shallow lake silica；The anti-flash rusting auxiliary agent is SER-AD FA179.

As further improvement of these options, the dispersant is lauryl sodium sulfate.

As further improvement of these options, the modified zinc oxide is dry under conditions of temperature is 85-95 DEG C Moisture content to nano zine oxide is 10-12%.

As further improvement of these options, its preparation method comprises the following steps：

（1）The water of formula ratio is weighed, adds in a mixing bowl and starts stirring, under conditions of low whipping speed is 700-800 revs/min Dispersion moisture agent, moisturizer, surface tension modifier are sequentially added, and it is 7.6-7.8 to add in pH neutralizers to adjust pH value, is stirred It is 5-10 minutes scattered；

（2）Under agitation, mica iron oxide red, iron oxide red, modified zinc phosphate, calcium zinc zinc oxide, 10% are sequentially added into Calgon, barium sulfate, sericite in powder after whole materials add, improve rotating speed under conditions of 1000-2000 revs/min It is dispersed with stirring 30-40 minutes, then turns down rotating speed, the half of coalescents is added in the case of 700-800 revs/min, is stirred Mix it is 10-15 minutes scattered after, shut down；

（3）With diaphragm pump, above-mentioned gained slurry is pumped into grinder, two to three roads are ground, until fineness≤25 μm；

（4）The slurry for grinding qualified is inserted in dispersion cylinder, starts mixer, rotating speed is controlled below 700 revs/min, is added in Waterborne styrene-acrylic emulsion after being uniformly dispersed, adds in another part coalescents, continues to disperse after ten minutes, to add in thixotropic agent, anti-sudden strain of a muscle The auxiliary agent that becomes rusty stirs 10-15 minutes；

（5）It is 68-80Ku to be adjusted according to the scattered viscosity of above-mentioned solution with thickener to viscosity；

（6）It is 8.0-8.5 to adjust pH value with pH neutralizers, filters out powder, loading barrel packaging.

Watersoluble modified acrylic acid permeability on rust paint is suitable for metal steel structure, metal component, road shield in the present invention The requirement of the antirusts such as column, roll guard, iron skill facility can replace traditional solvent-borne alkyd, red lead paint, easy for construction, suitable for promoting It uses.

The present invention has the following advantages compared with prior art：Prepared watersoluble modified acrylic acid permeable belt in the present invention Rust coating is piece red, is deep rust paint film after dry, watersoluble modified acrylic acid on rust paint, because of the modified phosphate contained Zinc can react the heteropolyacid salt complex compound of generation indissoluble with iron rust after the hydrolysis of complex acid zinc, so as to play stabilization to iron rust, have Have preferable weatherability and ageing resistance, have impact resistance, ageing-resistant, stable conductivity, while it also with it is organic in formula Ammonia alkali reacts, and forms the complicated polyacid complex compound of insoluble bigger, the modified zinc oxide in formula, hydrolyzes the zinc hydroxide of generation The rock-steady structure to be formed similar to ferroso-ferric oxide can be reacted with acidic rust, coating is strong with matrix adhesive force, easy for construction.

Specific embodiment

Embodiment 1

A kind of watersoluble modified acrylic acid permeability on rust paint includes the raw material of following weight percent：Waterborne styrene-acrylic emulsion 49%th, mica iron oxide red 12.5%, iron oxide red 7.5%, modified zinc phosphate 5%, modified zinc oxide 1.6%, 10% calgon 0.3%th, barium sulfate 5.5%, sericite in powder 2.5%, scattered wetting agent 0.4%, coalescents 2%, moisturizer 1.5%, pH neutralizers 1.5%th, base material adhesion promoter 0.15%, surface tension modifier 0.25%, thickener 0.25%, thixotropic agent 0.2%, anti-flash rusting Auxiliary agent 0.2%, pure water 11%；

The preparation method of the modified zinc phosphate is：By weight, 2.5 parts of trbasic zinc phosphate is taken to add in and is equivalent to 5 times of its weight Water in, then add in 0.4 part of calgon, 0.15 part of sodium tripolyphosphate, 0.025 part of zinc borate, risen in whipping process Temperature to 140 DEG C, control pressure 0.3MPa, continue stirring 2.5 it is small when, then filter, be dry, being sent into calcining furnace and be in temperature Under conditions of 475 DEG C sintering 3 it is small when to get；

The preparation method of the modified zinc oxide is：By zinc oxide and the dispersant for being equivalent to its weight 1.5%, Ran Hou Temperature disperses to obtain the zinc oxide fluid dispersion that solid content is 18% under conditions of being 60 DEG C in water；Then ultrasonic wave is added in Device adds the Sodium Polyacrylate for being equivalent to zinc oxide weight 2.8%, 1.6% urea phosphate, 0.4% glycine betaine, is in temperature 70 DEG C, frequency to be ultrasonically treated 50 minutes under conditions of 40Hz, treatment fluid is filtered, through drying, is sieved to obtain the final product.

Wherein, the waterborne styrene-acrylic emulsion includes the raw material of following parts by weight：218.8 parts of styrene, butyl acrylate 238.4 parts, 19.56 parts of methyl methacrylate, 9.64 parts of methacrylic acid, 6.32 parts of N hydroxymethyl acrylamide, ethyoxyl 1.84 parts of alcohol disodium sulfosuccinate, 3.47 parts of sodium thiosulfate, 15.58 parts of alkyl phenol ether sulfosuccinic acid ester sodium salt, carbonic acid 0.5 part of hydrogen sodium, 2.4 parts of ammonium persulfate, 499 parts of deionized water；The waterborne styrene-acrylic emulsion solid content is 48.5%, and pH value is 5.8。

Wherein, the scattered wetting agent is sodium methylene bis-naphthalene sulfonate；The coalescents are Lauryl Alcohol ester；The guarantor Humectant is hydroxypropyl methyl cellulose；The pH neutralizers are -2 methyl-1s of 2- amino-propyl alcohol；The base material adhesion promoter For chlorinated polypropylene and its modifier；The surface tension modifier is TSI-316；The thickener is swollen for non-association type alkali soluble Thickener；The thixotropic agent is aerosil；The anti-flash rusting auxiliary agent is SER-AD FA179；The dispersant is 12 Sodium alkyl sulfate.

Wherein, it is 11% that the modified zinc oxide, which is dried under the conditions of at a temperature of 90 °C to the moisture content of nano zine oxide,.

Wherein, its preparation method comprises the following steps：

（1）Weigh the water of formula ratio, add in a mixing bowl and start stirring, low whipping speed under conditions of 750 revs/min successively Dispersion moisture agent, moisturizer, surface tension modifier are added in, and it is 7.7 to add in pH neutralizers to adjust pH value, is dispersed with stirring 8 points Clock；

（2）Under agitation, mica iron oxide red, iron oxide red, modified zinc phosphate, calcium zinc zinc oxide, 10% are sequentially added into Calgon, barium sulfate, sericite in powder after whole materials add, improve rotating speed and are stirred under conditions of 1500 revs/min and divided It dissipates 35 minutes, then turns down rotating speed, the half of coalescents is added in the case of 750 revs/min, is dispersed with stirring 12 minutes Afterwards, shut down；

（3）With diaphragm pump, above-mentioned gained slurry is pumped into grinder, two to three roads are ground, until fineness≤25 μm；

（4）The slurry for grinding qualified is inserted in dispersion cylinder, starts mixer, rotating speed is controlled below 700 revs/min, is added in Waterborne styrene-acrylic emulsion after being uniformly dispersed, adds in another part coalescents, continues to disperse after ten minutes, to add in thixotropic agent, anti-sudden strain of a muscle The auxiliary agent that becomes rusty stirs 12 minutes；

（5）It is 74Ku to be adjusted according to the scattered viscosity of above-mentioned solution with thickener to viscosity；

（6）It is 8.2 to adjust pH value with pH neutralizers, filters out powder, loading barrel packaging.

Table 1

Solid content（%）	100	Adhesive force（MPa）	13.8
				Gel time（s）	25	Medium-resistance	It is excellent
Tensile strength（MPa）	30	Density（g/cm³）	1.08
				Elongation at break（%）	65	Recommend thickness（mm）	2-3
Hardness（Shao D）	65-70	Impact（cm）	54
				Resistance to cathodic disbonding（mm）	＜ 5	Salt spray resistance（hrs）	1250
Water absorption rate（%）	＜ 0.8	Anti- breakdown voltage（kV/mm）	27

Embodiment 2

A kind of watersoluble modified acrylic acid permeability on rust paint includes the raw material of following weight percent：Waterborne styrene-acrylic emulsion 49%th, mica iron oxide red 12.5%, iron oxide red 7.5%, modified zinc phosphate 5%, modified zinc oxide 1.6%, 10% calgon 0.3%th, barium sulfate 5.5%, sericite in powder 2.5%, scattered wetting agent 0.4%, coalescents 2%, moisturizer 1.5%, pH neutralizers 1.5%th, base material adhesion promoter 0.15%, surface tension modifier 0.25%, thickener 0.25%, thixotropic agent 0.2%, anti-flash rusting Auxiliary agent 0.2%, pure water 11%；

The preparation method of the modified zinc phosphate is：By weight, 2 parts of trbasic zinc phosphate is taken to add in and is equivalent to 6 times of its weight In water, 0.35 part of calgon, 0.13 part of sodium tripolyphosphate, 0.02 part of zinc borate are then added in, is heated up in whipping process To 145 DEG C, control pressure 0.25MPa, continue stirring 3 it is small when, then filter, be dry, it is 450 to be sent into calcining furnace in temperature Under conditions of DEG C sintering 4 it is small when to get；

The preparation method of the modified zinc oxide is：By zinc oxide and the dispersant for being equivalent to its weight 1.2%, Ran Hou Temperature disperses to obtain the zinc oxide fluid dispersion that solid content is 16% under conditions of being 65 DEG C in water；Then ultrasonic wave is added in Device adds the Sodium Polyacrylate for being equivalent to zinc oxide weight 2.2%, 1.4% urea phosphate, 0.2% glycine betaine, is in temperature 65 DEG C, frequency to be ultrasonically treated 60 minutes under conditions of 45Hz, treatment fluid is filtered, through drying, is sieved to obtain the final product.

Wherein, the scattered wetting agent is sodium acrylate and propionamide copolymer；The coalescents are propylene glycol phenylate； The moisturizer is sodium carboxymethylcellulose；The pH neutralizers are 2- amino -2- ethyl -1,3- propylene glycol；The base material is attached Adhesion promoter is chlorinated polypropylene and its modifier；The surface tension modifier is TSI-316；The thickener is formed to be non- Mould assembly alkali swollen thickener；The thixotropic agent is precipitated silica；The anti-flash rusting auxiliary agent is SER-AD FA179；Described point Powder is lauryl sodium sulfate.

Wherein, the dry moisture content to nano zine oxide is 12% under conditions of the modified zinc oxide is 95 DEG C in temperature.

Wherein, its preparation method comprises the following steps：

（1）Weigh the water of formula ratio, add in a mixing bowl and start stirring, low whipping speed under conditions of 700 revs/min successively Dispersion moisture agent, moisturizer, surface tension modifier are added in, and it is 7.8 to add in pH neutralizers to adjust pH value, is dispersed with stirring 5 points Clock；

（2）Under agitation, mica iron oxide red, iron oxide red, modified zinc phosphate, calcium zinc zinc oxide, 10% are sequentially added into Calgon, barium sulfate, sericite in powder after whole materials add, improve rotating speed and are stirred under conditions of 2000 revs/min and divided It dissipates 40 minutes, then turns down rotating speed, the half of coalescents is added in the case of 700 revs/min, is dispersed with stirring 10 minutes Afterwards, shut down；

（3）With diaphragm pump, above-mentioned gained slurry is pumped into grinder, two to three roads are ground, until fineness≤25 μm；

（4）The slurry for grinding qualified is inserted in dispersion cylinder, starts mixer, rotating speed is controlled below 700 revs/min, is added in Waterborne styrene-acrylic emulsion after being uniformly dispersed, adds in another part coalescents, continues to disperse after ten minutes, to add in thixotropic agent, anti-sudden strain of a muscle The auxiliary agent that becomes rusty stirs 15 minutes；

（5）It is 80Ku to be adjusted according to the scattered viscosity of above-mentioned solution with thickener to viscosity；

（6）It is 8.0 to adjust pH value with pH neutralizers, filters out powder, loading barrel packaging.

Table 3

Solid content（%）	100	Adhesive force（MPa）	13.5
				Gel time（s）	25	Medium-resistance	It is excellent
Tensile strength（MPa）	30	Density（g/cm³）	1.10
				Elongation at break（%）	65	Recommend thickness（mm）	2-3
Hardness（Shao D）	65-70	Impact（cm）	56
				Resistance to cathodic disbonding（mm）	＜ 5	Salt spray resistance（hrs）	1280
Water absorption rate（%）	＜ 0.8	Anti- breakdown voltage（kV/mm）	28

Embodiment 3

A kind of watersoluble modified acrylic acid permeability on rust paint includes the raw material of following weight percent：Waterborne styrene-acrylic emulsion 49%th, mica iron oxide red 12.5%, iron oxide red 7.5%, modified zinc phosphate 5%, modified zinc oxide 1.6%, 10% calgon 0.3%th, barium sulfate 5.5%, sericite in powder 2.5%, scattered wetting agent 0.4%, coalescents 2%, moisturizer 1.5%, pH neutralizers 1.5%th, base material adhesion promoter 0.15%, surface tension modifier 0.25%, thickener 0.25%, thixotropic agent 0.2%, anti-flash rusting Auxiliary agent 0.2%, pure water 11%；

The preparation method of the modified zinc phosphate is：By weight, 3 parts of trbasic zinc phosphate is taken to add in and is equivalent to 4 times of its weight In water, 0.45 part of calgon, 0.18 part of sodium tripolyphosphate, 0.03 part of zinc borate are then added in, is heated up in whipping process To 135 DEG C, control pressure 0.35MPa, continue stirring 2 it is small when, then filter, be dry, it is 480 to be sent into calcining furnace in temperature Under conditions of DEG C sintering 2 it is small when to get；

The preparation method of the modified zinc oxide is：By zinc oxide and the dispersant for being equivalent to its weight 1.8%, Ran Hou Temperature disperses to obtain the zinc oxide fluid dispersion that solid content is 20% under conditions of being 55 DEG C in water；Then ultrasonic wave is added in Device adds the Sodium Polyacrylate for being equivalent to zinc oxide weight 3.2%, 1.8% urea phosphate, 0.6% glycine betaine, is in temperature 75 DEG C, frequency to be ultrasonically treated 40 minutes under conditions of 35Hz, treatment fluid is filtered, through drying, is sieved to obtain the final product.

Wherein, the scattered wetting agent is board dispersant PF-88 in south；The coalescents are propylene glycol phenylate；It is described Moisturizer is hydroxyethyl cellulose；The pH neutralizers are dimethylethanolamine；The base material adhesion promoter gathers for chlorination Propylene and its modifier；The surface tension modifier is TSI-316；The thickener is non-association type alkali swollen thickener； The thixotropic agent is aerosil；The anti-flash rusting auxiliary agent is SER-AD FA179；The dispersant is dodecyl sulphur Sour sodium.

Wherein, the dry moisture content to nano zine oxide is 10% under conditions of the modified zinc oxide is 85 DEG C in temperature.

Wherein, its preparation method comprises the following steps：

（1）Weigh the water of formula ratio, add in a mixing bowl and start stirring, low whipping speed under conditions of 800 revs/min successively Dispersion moisture agent, moisturizer, surface tension modifier are added in, and it is 7.6 to add in pH neutralizers to adjust pH value, is dispersed with stirring 10 points Clock；

（2）Under agitation, mica iron oxide red, iron oxide red, modified zinc phosphate, calcium zinc zinc oxide, 10% are sequentially added into Calgon, barium sulfate, sericite in powder after whole materials add, improve rotating speed and are stirred under conditions of 1000 revs/min and divided It dissipates 30 minutes, then turns down rotating speed, the half of coalescents is added in the case of 800 revs/min, is dispersed with stirring 15 minutes Afterwards, shut down；

（3）With diaphragm pump, above-mentioned gained slurry is pumped into grinder, two to three roads are ground, until fineness≤25 μm；

（4）The slurry for grinding qualified is inserted in dispersion cylinder, starts mixer, rotating speed is controlled below 700 revs/min, is added in Waterborne styrene-acrylic emulsion after being uniformly dispersed, adds in another part coalescents, continues to disperse after ten minutes, to add in thixotropic agent, anti-sudden strain of a muscle The auxiliary agent that becomes rusty stirs 10 minutes；

（5）It is 68Ku to be adjusted according to the scattered viscosity of above-mentioned solution with thickener to viscosity；

（6）It is 8.5 to adjust pH value with pH neutralizers, filters out powder, loading barrel packaging.

Table 1

Solid content（%）	100	Adhesive force（MPa）	13.5
				Gel time（s）	25	Medium-resistance	It is excellent
Tensile strength（MPa）	30	Density（g/cm³）	1.04
				Elongation at break（%）	65	Recommend thickness（mm）	2-3
Hardness（Shao D）	65-70	Impact（cm）	55
				Resistance to cathodic disbonding（mm）	＜ 5	Salt spray resistance（hrs）	1270
Water absorption rate（%）	＜ 0.8	Anti- breakdown voltage（kV/mm）	26

Control group 1 is set, modified zinc phosphate in embodiment 1 is replaced with and is provided by the calm and peaceful foreign exchange powder Science and Technology Ltd. in Henan Modified zinc phosphate, remaining content is constant；Its medium-resistance is good, salt spray resistance 1080hrs, remaining performance and reality after after testing It applies essentially identical in example 1.

Control group 2 is set, modified zinc oxide in embodiment 1 is replaced with to the nano zine oxide of model EFUZN-N04-A, Remaining content is constant；Its adhesive force is 10.4MPa after after testing, and impact 47cm, anti-breakdown voltage is 22kV/mm, remaining Performance with it is essentially identical in embodiment 1.

Claims (6)

1. a kind of watersoluble modified acrylic acid permeability on rust paint, which is characterized in that include the raw material of following weight percent：Water Property styrene-acrylic emulsion 49%, mica iron oxide red 12.5%, iron oxide red 7.5%, modified zinc phosphate 5%, modified zinc oxide 1.6%, 10% Calgon 0.3%, barium sulfate 5.5%, sericite in powder 2.5%, scattered wetting agent 0.4%, coalescents 2%, moisturizer 1.5%, PH neutralizers 1.5%, base material adhesion promoter 0.15%, surface tension modifier 0.25%, thickener 0.25%, thixotropic agent 0.2%th, anti-flash rusting auxiliary agent 0.2%, pure water 11%；

The preparation method of the modified zinc phosphate is：By weight, 2-3 parts of trbasic zinc phosphate is taken to add in and is equivalent to its weight 4-6 In water again, 0.35-0.45 parts of calgons, 0.13-0.18 parts of sodium tripolyphosphates, 0.02-0.03 parts of boric acid are then added in Zinc is warming up to 135-145 DEG C, control pressure 0.25-0.35MPa in whipping process, continue to stir 2-3 it is small when, then mistake It is filter, dry, be sent into calcining furnace be sintered under conditions of temperature is 450-480 DEG C 2-4 it is small when to get；

The preparation method of the modified zinc oxide is：By zinc oxide and the dispersant for being equivalent to its weight 1.2%-1.8%, so Disperse to obtain the zinc oxide fluid dispersion that solid content is 16%-20% in water under conditions of being afterwards 55-65 DEG C in temperature；Then add in Supersonic generator, add the Sodium Polyacrylate for being equivalent to zinc oxide weight 2.2%-3.2%, 1.4%-1.8% urea phosphate, The glycine betaine of 0.2%-0.6% is ultrasonically treated 40-60 minutes under conditions of temperature is 65-75 DEG C, frequency is 35-45Hz, will locate It manages liquid filtering, through drying, sieves to obtain the final product.

A kind of 2. watersoluble modified acrylic acid permeability on rust paint as described in claim 1, which is characterized in that the aqueous phenylpropyl alcohol Lotion includes the raw material of following parts by weight：218.8 parts of styrene, 238.4 parts of butyl acrylate, methyl methacrylate 19.56 It is part, 9.64 parts of methacrylic acid, 6.32 parts of N hydroxymethyl acrylamide, 1.84 parts of ethoxy alcohol disodium sulfosuccinate, thio 3.47 parts of sodium sulphate, 15.58 parts of alkyl phenol ether sulfosuccinic acid ester sodium salt, 0.5 part of sodium acid carbonate, 2.4 parts of ammonium persulfate, go from Sub- 499 parts of water；The waterborne styrene-acrylic emulsion solid content is 48.5%, pH value 5.8.

A kind of 3. watersoluble modified acrylic acid permeability on rust paint as described in claim 1, which is characterized in that the scattered moistening Agent is any one in board dispersant PF-88 in sodium methylene bis-naphthalene sulfonate, sodium acrylate and propionamide copolymer, south；Institute Coalescents are stated as one kind in Lauryl Alcohol ester, propylene glycol phenylate；The moisturizer is hydroxypropyl methyl cellulose, ethoxy One kind in cellulose, sodium carboxymethylcellulose；The pH neutralizers are -2 methyl-1s of 2- amino-propyl alcohol, 2- amino -2- second Any one in base -1,3- propylene glycol, butylethanolamine, dimethylethanolamine；The base material adhesion promoter is chlorination Polypropylene and its modifier；The surface tension modifier is TSI-316；The thickener is the non-swollen thickening of association type alkali soluble Agent；The thixotropic agent is aerosil or precipitated silica；The anti-flash rusting auxiliary agent is SER-AD FA179.

4. a kind of watersoluble modified acrylic acid permeability on rust paint as described in claim 1, which is characterized in that the dispersant is Lauryl sodium sulfate.

5. a kind of watersoluble modified acrylic acid permeability on rust paint as described in claim 1, which is characterized in that described modified oxidized The dry moisture content to nano zine oxide is 10-12% under conditions of zinc is 85-95 DEG C in temperature.

A kind of 6. watersoluble modified acrylic acid permeability on rust paint as described in claim 1, which is characterized in that its preparation method bag Include following steps：

（1）The water of formula ratio is weighed, adds in a mixing bowl and starts stirring, under conditions of low whipping speed is 700-800 revs/min Dispersion moisture agent, moisturizer, surface tension modifier are sequentially added, and it is 7.6-7.8 to add in pH neutralizers to adjust pH value, is stirred It is 5-10 minutes scattered；

（2）Under agitation, mica iron oxide red, iron oxide red, modified zinc phosphate, calcium zinc zinc oxide, 10% are sequentially added into Calgon, barium sulfate, sericite in powder after whole materials add, improve rotating speed under conditions of 1000-2000 revs/min It is dispersed with stirring 30-40 minutes, then turns down rotating speed, the half of coalescents is added in the case of 700-800 revs/min, is stirred Mix it is 10-15 minutes scattered after, shut down；

（3）With diaphragm pump, above-mentioned gained slurry is pumped into grinder, two to three roads are ground, until fineness≤25 μm；

（4）The slurry for grinding qualified is inserted in dispersion cylinder, starts mixer, rotating speed is controlled below 700 revs/min, is added in Waterborne styrene-acrylic emulsion after being uniformly dispersed, adds in another part coalescents, continues to disperse after ten minutes, to add in thixotropic agent, anti-sudden strain of a muscle The auxiliary agent that becomes rusty stirs 10-15 minutes；

（5）It is 68-80Ku to be adjusted according to the scattered viscosity of above-mentioned solution with thickener to viscosity；

（6）It is 8.0-8.5 to adjust pH value with pH neutralizers, filters out powder, loading barrel packaging.