CN103232796A - Quick-drying anticorrosive dipping prime paint with low viscosity as well as preparation and application method thereof - Google Patents
Quick-drying anticorrosive dipping prime paint with low viscosity as well as preparation and application method thereof Download PDFInfo
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- CN103232796A CN103232796A CN2013101747385A CN201310174738A CN103232796A CN 103232796 A CN103232796 A CN 103232796A CN 2013101747385 A CN2013101747385 A CN 2013101747385A CN 201310174738 A CN201310174738 A CN 201310174738A CN 103232796 A CN103232796 A CN 103232796A
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Abstract
The invention discloses a quick-drying anticorrosive dipping prime paint with low viscosity as well as preparation and application methods of the prime paint and belongs to the technical field of dipping paints. The preparation method comprises the following steps of: mixing alkyd resin, dimethylbenzene, methylbenzene, acetic ether, thixotropic agent, pigments and padding and anticorrosive pigments; grinding in a grinder; dispersing the thixotropic agent and the round slurry again; adding chlorinated rubber, an anti-skinning agent, a drying agent and an anti-sag agent and uniformly stirring to obtain the dipping prime paint. The dipping prime paint is mixed with diluent to form dipping paint, and a workpiece is dipped by the dipping paint, the prime paint has low requirement on drying and can be dried at a low temperature or constant temperature. The prime paint is of a single-component type, has low viscosity and high anti-sag performance and is convenient in construction; dipping construction is directly carried out after the prime paint is diluted; the prime paint is not affected by seasons; a dried coating film is flat and compact, and a paint film is plump.
Description
Technical field
The invention belongs to the impregnating varnish technical field, be specifically related to the anticorrosion dipping priming paint of a kind of low viscosity quick-drying and preparation thereof, using method.
Background technology
The anticorrosion impregnating varnish of low viscosity quick-drying is the steel construction of structure more complicated, the indispensable a kind of material of industrial circle such as freight container, boats and ships, have easy construction property, have excellent guarantor's light, tint retention energy simultaneously again, suitable priming paint, the finish paint of making high weather-proof highly corrosion resistant.But the anticorrosion impregnating varnish of low viscosity quick-drying in the market, general time of drying, length, sag prevention performance and anti-skinning were relatively poor, and construction is subjected to seasonal effect comparatively serious, and practical application efficient is lower.
Summary of the invention
The object of the invention aims to provide a kind of easy to use, sag prevention excellent performance, solidification value is low, and time of drying is short, and excellent storage stability has excellent mechanical mechanics property, the anticorrosion dipping priming paint of low viscosity quick-drying of corrosion resistance nature.
Priming paint of the present invention is made of following component: Synolac 15～30%, chlorinated rubber 10～25%, thixotropic agent 1～3%, color stuffing 25～40%, anticorrosive packing 8～15%, toluene 10～20%, vinyl acetic monomer 1～4%, dimethylbenzene 1～4%, anti-sagging agent 0.3～1%, siccative 0.5～2%, anti 0.2～0.6%.
Described Synolac is homemade alkyd heat setting vresin 3501.
Described thixotropic agent is import organobentonite SD-2.
Described color stuffing is by anatase thpe white powder, talcum powder and wollastonite powder, or is made up of Rutile type Titanium Dioxide and talcum powder, wollastonite powder.
Described anti-corrosion paint is any one in iron oxide black, zinc phosphate, the aluminium triphosphate.
Described anti-sagging agent is teepol Desettle275.
Described siccative is the mixed drier of cobalt, manganese, lead.
Described anti is any one in methyl ethyl ketoxime, Diacetylmonoxime, two ketoximes.
The invention has the beneficial effects as follows:
1, the present invention is single-component, and viscosity is low, the direct impregnation construction of dilution back, and the sag prevention excellent performance, easy construction is not subjected to the influence in season.
2, the prepared impregnating varnish of the present invention is in the dipping use, and the solidification value that needs is low, and curing speed is fast, the sag prevention excellent performance, and the requirement that can satisfy the room temperature dipping is bake-hardenable also.
3, dried coating of the present invention is smooth, fine and close, paint film is plentiful, adopt the chlorinated rubber resin of highly corrosion resistant performance as main film forming substance simultaneously, the excellent anti-corrosion performance of paint film, the steel construction that can be widely used in the structure more complicated, industrial circle such as freight container, boats and ships plays protection and decoration function.
Second purpose of the present invention provides the preparation technology with priming:
1) places Scattered Kettle to be uniformly dispersed Synolac, dimethylbenzene, toluene, vinyl acetic monomer and first part of thixotropic agent earlier, and then drop into color stuffing and anti-corrosion paint, under the rate of dispersion of 1500r/min, disperse 30min, obtain scattered slurry;
2) described scattered slurry is placed sand mill be ground to fineness≤10 μ m, obtain grinding disposed slurry;
3) under whipped state second part of thixotropic agent and described grinding disposed slurry are disperseed 30min under the rate of dispersion of 1500r/min, and then add chlorinated rubber, anti, siccative and anti-sagging agent, stirring gets final product;
Feeding intake of described Synolac, chlorinated rubber, thixotropic agent, color stuffing, anticorrosive packing, toluene, vinyl acetic monomer, dimethylbenzene, anti-sagging agent, siccative and anti accounts for 15～30%, 10～25%, 1～3%, 25～40%, 8～15%, 10～20%, 1～4%, 1～4%, 0.3～1%, 0.5～2% and 0.2～0.6% of the quality that always feeds intake respectively, and described first part of thixotropic agent and second part of thixotropic agent account for 50% of thixotropic agent total mass respectively.
Preparation technology of the present invention is simple, equipment requirements is low, convenient production, and the product stability of formation is good.
The 3rd purpose of the present invention is the using method that proposes the anticorrosion dipping priming paint of described low viscosity quick-drying.
Be the mixed of 4:1 with the volume ratio with vinyl acetic monomer and toluene, form thinner; Be that the mixed of 2:1 forms impregnating varnish with the volume ratio with described dipping priming paint and thinner; With workpiece behind described impregnating varnish dipping, dry 1～2h in dry 2min or the room temperature in 100 ℃ of drying rooms.
The present invention in use, earlier with vinyl acetic monomer with dilution with toluene after, be used further to dilution dipping priming paint, can make dipping priming paint after the dilution be coated with four glasss of viscosity at 23 ℃ is 12s～15s, and then is used for workpiece is flooded.The present invention is easy to use, to drying require low, but low temperature or Air drying.
Embodiment
Set forth a lot of details in the following description so that fully understand the present invention, still, the present invention can also adopt other to be different from alternate manner described here and implement, and therefore, the present invention is not limited to the restriction of following public specific embodiment.
Embodiment 1:
1, the raw material weighing of the anticorrosion dipping priming paint of low viscosity quick-drying (unit: kg):
| Raw material | Mass percent |
| Synolac 3501 | 20 |
| Chlorinated rubber (40%) | 15 |
| Organobentonite SD-2 | 1 |
| Anatase thpe white powder | 10 |
| Talcum powder | 15 |
| Wollastonite powder | 8.5 |
| Iron black | 1.7 |
| Zinc phosphate | 8 |
| Aluminium triphosphate | 2 |
| Toluene | 13 |
| Dimethylbenzene | 2 |
| Vinyl acetic monomer | 2 |
| Teepol Desettle275 | 0.5 |
| The mixed drier of cobalt, manganese, lead | 1 |
| In methyl ethyl ketoxime, Diacetylmonoxime, two ketoximes any | 0.3 |
2, preparation process:
(1) half thixotropic agent of Synolac, dimethylbenzene, toluene, vinyl acetic monomer and the formula ratio of formula ratio is put in the Scattered Kettle, (1000r/min) is uniformly dispersed with high speed dispersor; And then the aluminium triphosphate of titanium dioxide, talcum powder, wollastonite powder, iron oxide black, zinc phosphate and the formula ratio of input formula ratio, disperse 30min with high speed dispersor (1500r/min).
(2) scattered slurry is joined sand mill and be ground to Xi Du ≦ 10 μ m.
(3) under whipped state, will remain and further use high speed dispersor (1500r/min) to disperse in the slurry after thixotropic agent joins grinding, disperse 30min; And then chlorinated rubber, anti, siccative and the anti-sagging agent of formula ratio joined in the Scattered Kettle, stirring gets final product.
(4) pack after the assay was approved.
3, the application on the steel member:
Be the mixed of 4:1 with the volume ratio with vinyl acetic monomer and toluene, form thinner, stand-by.
Be that the mixed of 2:1 forms impregnating varnish with the volume ratio with above-mentioned dipping priming paint and thinner.
With the steel member behind described impregnating varnish dipping, dry 1～2h in dry 2min or the room temperature in 100 ℃ of drying rooms.
4, the main performance index of the steel component surface enamelled coating handled is tested, reference standard is as follows:
| Index name | Technical requirement | The actual measurement index |
| The coating state | Even no lump | Qualified |
| Stability in storage/d (60 ℃) | The 7d no change | Qualified |
| Solid part, % | —— | 62.2 |
| The color of filming and outward appearance | —— | Light gray is smooth smooth |
| Surface drying time/s (25 ℃) | —— | 10～12 |
| Curing/min (100 ℃) fully | —— | 2 |
| Opacifying power/(g/m 2) | —— | 185 |
| Sticking power (cross-hatching)/level | —— | 1 |
| Shock-resistant, Kgcm | 50 | Qualified |
| Hardness (pencil method)/level | 2H | ≧2H |
| Snappiness, mm | 2 | 1 |
| Glossiness (60 ℃) | —— | ≧70 |
| Water tolerance/h (25 ℃) | 168 | Qualified |
| Salt water resistance/h (3% NaCl, 25 ℃) | 168 | Qualified |
| The H of acid resistance/h(5% 2SO 4，25℃） | 48 | Qualified |
| The NaOH of alkali resistance/h(5%, 25 ℃) | 48 | Qualified |
| Anti-neutral salt spray test | 600 h unidirectional corrosion＜2 mm that rule | Qualified |
| Accelerated weathering test, h | 300h | Non-foaming, do not peel off, do not ftracture, color and gloss slightly change |
Embodiment 2:
1, preparation low viscosity quick-drying anticorrosion dipping priming paint, prescription and content thereof be (unit: kg):
| Raw material | Mass percent/% |
| Synolac 3501 | 20 |
| Chlorinated rubber resin (40%) | 20 |
| Organobentonite SD-2 | 1 |
| Rutile type Titanium Dioxide | 10 |
| Talcum powder | 15 |
| Wollastonite powder | 8.5 |
| Iron black | 1.7 |
| Composite zinc phosphate | 6 |
| Aluminium triphosphate | 4 |
| Toluene | 13 |
| Dimethylbenzene | 2 |
| Vinyl acetic monomer | 2 |
| Teepol Desettle275 | 0.5 |
| The mixed drier of cobalt, manganese, lead | 1 |
| In methyl ethyl ketoxime, Diacetylmonoxime, two ketoximes any | 0.3 |
2, preparation process:
With example 1.
3, the application on the steel member:
With example 1.
4, the main performance index of the steel component surface enamelled coating handled is tested, reference standard is as follows:
| Index name | Technical requirement | The actual measurement index |
| The coating state | Even no lump | Qualified |
| Stability in storage/d (60 ℃) | The 7d no change | Qualified |
| Solid part, % | —— | 64.2 |
| The color of filming and outward appearance | —— | Light grey, smooth smooth |
| Surface drying time/s (25 ℃) | —— | 10～12 |
| Time of drying/min (100 ℃) | —— | 3 |
| Sticking power (cross-hatching)/level | —— | 1 |
| Shock-resistant, Kgcm | 50 | Qualified |
| Hardness (pencil method)/level | 2H | ≧2H |
| Snappiness, mm | 2 | 1 |
| Glossiness (60 ℃) | —— | ≧75 |
| Water tolerance/h (25 ℃) | 168 | Qualified |
| Salt water resistance/h (3% NaCl, 25 ℃) | 168 | Qualified |
| The H of acid resistance/h(5% 2SO 4，25℃） | 48 | Qualified |
| The NaOH of alkali resistance/h(5%, 25 ℃) | 48 | Qualified |
| Anti-neutral salt spray test | 600 h unidirectional corrosion＜2 mm that rule | Qualified |
| Accelerated weathering test, h | 300h | Non-foaming, do not peel off, do not ftracture, color and gloss slightly change |
As seen from the above: adopt the steel member of wanting inventive method to make to use with dipping priming paint is convenient, the direct impregnation construction of dilution back, the sag prevention excellent performance, easy construction is not subjected to the influence in season.
Claims (10)
1. anticorrosion dipping priming paint of low viscosity quick-drying, it is characterized in that: by weight percentage, described priming paint is made of following component: Synolac 15～30%, chlorinated rubber 10～25%, thixotropic agent 1～3%, color stuffing 25～40%, anticorrosive packing 8～15%, toluene 10～20%, vinyl acetic monomer 1～4%, dimethylbenzene 1～4%, anti-sagging agent 0.3～1%, siccative 0.5～2%, anti 0.2～0.6%.
2. according to the anticorrosion dipping priming paint of the described low viscosity quick-drying of claim 1, it is characterized in that: described Synolac is homemade alkyd heat setting vresin 3501.
3. according to the anticorrosion dipping priming paint of the described low viscosity quick-drying of claim 1, it is characterized in that: described thixotropic agent is import organobentonite SD-2.
4. according to the anticorrosion dipping priming paint of the described low viscosity quick-drying of claim 1, it is characterized in that: described color stuffing is by anatase thpe white powder, talcum powder and wollastonite powder, or is made up of Rutile type Titanium Dioxide and talcum powder, wollastonite powder.
5. according to the anticorrosion dipping priming paint of the described low viscosity quick-drying of claim 1, it is characterized in that: described anti-corrosion paint is any one in iron oxide black, zinc phosphate, the aluminium triphosphate.
6. according to the anticorrosion dipping priming paint of the described low viscosity quick-drying of claim 1, it is characterized in that: described anti-sagging agent is teepol Desettle275.
7. according to the anticorrosion dipping priming paint of the described low viscosity quick-drying of claim 1, it is characterized in that: described siccative is the mixed drier of cobalt, manganese, lead.
8. according to the anticorrosion dipping priming paint of the described low viscosity quick-drying of claim 1, it is characterized in that: described anti is any one in methyl ethyl ketoxime, Diacetylmonoxime, two ketoximes.
9. the preparation method of the anticorrosion dipping priming paint of low viscosity quick-drying according to claim 1 is characterized in that may further comprise the steps:
1) places Scattered Kettle to be uniformly dispersed Synolac, dimethylbenzene, toluene, vinyl acetic monomer and first part of thixotropic agent earlier, and then drop into color stuffing and anti-corrosion paint, under the rate of dispersion of 1500r/min, disperse 30min, obtain scattered slurry;
2) described scattered slurry is placed sand mill be ground to fineness≤10 μ m, obtain grinding disposed slurry;
3) under whipped state second part of thixotropic agent and described grinding disposed slurry are disperseed 30min under the rate of dispersion of 1500r/min, and then add chlorinated rubber, anti, siccative and anti-sagging agent, stirring gets final product;
Feeding intake of described Synolac, chlorinated rubber, thixotropic agent, color stuffing, anticorrosive packing, toluene, vinyl acetic monomer, dimethylbenzene, anti-sagging agent, siccative and anti accounts for 15～30%, 10～25%, 1～3%, 25～40%, 8～15%, 10～20%, 1～4%, 1～4%, 0.3～1%, 0.5～2% and 0.2～0.6% of the quality that always feeds intake respectively, and described first part of thixotropic agent and second part of thixotropic agent account for 50% of thixotropic agent total mass respectively.
10. the using method of the anticorrosion dipping priming paint of low viscosity quick-drying according to claim 1 is characterized in that: be the mixed of 4:1 with the volume ratio with vinyl acetic monomer and toluene, form thinner; Be that the mixed of 2:1 forms impregnating varnish with the volume ratio with described dipping priming paint and thinner; With workpiece behind described impregnating varnish dipping, dry 2min or drying at room temperature 1～2h in 100 ℃ of drying rooms.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013101747385A CN103232796A (en) | 2013-05-13 | 2013-05-13 | Quick-drying anticorrosive dipping prime paint with low viscosity as well as preparation and application method thereof |
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| CN2013101747385A CN103232796A (en) | 2013-05-13 | 2013-05-13 | Quick-drying anticorrosive dipping prime paint with low viscosity as well as preparation and application method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103421365A (en) * | 2013-08-23 | 2013-12-04 | 南通优尼科化工有限公司 | Abrasion-resisting priming paint |
| CN103937389A (en) * | 2014-03-21 | 2014-07-23 | 安徽蓝柯复合材料有限公司 | Antibacterial and thermal insulating coating and preparation method thereof |
| CN104152020A (en) * | 2014-07-30 | 2014-11-19 | 苏州聚康新材料科技有限公司 | Antirust coating for steel member and preparation method of antirust coating |
| CN105778737A (en) * | 2016-03-18 | 2016-07-20 | 湖州国信物资有限公司 | Coating material for stainless steel vacuum bottles and preparation method of coating material for stainless steel vacuum bottles |
| CN105860787A (en) * | 2016-04-28 | 2016-08-17 | 安徽开林新材料股份有限公司 | Impregnating varnish for insulating treatment on motor winding |
| CN107262341A (en) * | 2017-05-10 | 2017-10-20 | 南通柏源汽车零部件有限公司 | Depositing process on a kind of automobile instrument panel |
| CN108129964A (en) * | 2017-12-13 | 2018-06-08 | 成都拜迪新材料有限公司 | The preparation method of halogenated polyethylene modified water-based alkyd resin and coating |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103421365A (en) * | 2013-08-23 | 2013-12-04 | 南通优尼科化工有限公司 | Abrasion-resisting priming paint |
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| CN107262341A (en) * | 2017-05-10 | 2017-10-20 | 南通柏源汽车零部件有限公司 | Depositing process on a kind of automobile instrument panel |
| CN108129964A (en) * | 2017-12-13 | 2018-06-08 | 成都拜迪新材料有限公司 | The preparation method of halogenated polyethylene modified water-based alkyd resin and coating |
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Application publication date: 20130807 |