CN111423794A - High-performance water-based paint for agricultural implements and preparation method thereof - Google Patents
High-performance water-based paint for agricultural implements and preparation method thereof Download PDFInfo
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- CN111423794A CN111423794A CN202010251045.1A CN202010251045A CN111423794A CN 111423794 A CN111423794 A CN 111423794A CN 202010251045 A CN202010251045 A CN 202010251045A CN 111423794 A CN111423794 A CN 111423794A
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- water
- based paint
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- agricultural implements
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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
- C09D167/08—Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
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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
- 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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to the technical field of water-based paint, in particular to high-performance water-based paint for agricultural machinery and a preparation method thereof. The paint comprises 20-40 parts of water-based alkyd resin; 5-15 parts of waterborne epoxy modified acrylic resin; 1-3 parts of an aqueous drier; the water paint has the characteristics of high gloss, good initial water resistance, quick surface drying and the like. The waterborne alkyd resin provides high gloss and certain weather resistance, the waterborne epoxy modified acrylic resin provides quick drying, and the synergistic effect of the waterborne epoxy modified acrylic resin and the waterborne alkyd resin has the advantages of high gloss, initial water resistance and the like on the premise of ensuring the quick drying. The drier accelerates the surface drying and the actual drying of the paint film, the defoaming agent provides defoaming capability in the storage and construction processes, and the neutralizing agent adjusts the pH value of the formula so that the paint film is more stable in storage.
Description
Technical Field
The invention relates to the technical field of water-based paint, in particular to high-performance water-based paint for agricultural machinery and a preparation method thereof.
Background
Agricultural equipment refers to various mechanical equipment used in agricultural production. Such as: large and small tractor, land leveling machine, plough, cultivator, mini-tiller, transplanter, seeder, thresher, water pump, combine harvester, roller shutter machine, heat preservation felt, etc.
However, the current agricultural implements are often rusted due to the falling off of paint films, thereby affecting the continuous use. At present, the multi-purpose water-based single-component self-drying paint for the upper and lower agricultural machines and tools on the market has the problems of low gloss, poor weather resistance, unsatisfactory initial water resistance and the like.
Disclosure of Invention
Aiming at the problems of low gloss, poor weather resistance, unsatisfactory initial water resistance and the like of the paint for the agricultural implements, the invention provides the high-performance water-based paint for the agricultural implements and the preparation method thereof.
The technical scheme of the invention is as follows:
the high-performance water-based paint for the agricultural machinery comprises the following components in parts by weight:
wherein the waterborne alkyd resin is 3AK25B of Tongde, the waterborne epoxy modified acrylic resin is 3EA41Y of Tongde, and the waterborne drier is 421 of OMG.
The water-based defoaming agent is an organic silicon defoaming agent, and is BYK 022.
The aqueous flatting agent is an acrylic flatting agent and is firstly PW 336.
The neutralizing agent is triethylamine.
The thickener is 12W of Dow.
The aqueous wetting agent is BYK's 346.
The waterborne alkyd resin provides high gloss and certain weather resistance, the waterborne epoxy modified acrylic resin provides quick drying, and the synergistic effect of the waterborne epoxy modified acrylic resin and the waterborne alkyd resin has the advantages of high gloss, initial water resistance and the like on the premise of ensuring the quick drying. The drier accelerates the surface drying and the actual drying of the paint film, the defoaming agent provides defoaming capability in the storage and construction processes, and the neutralizing agent adjusts the pH value of the formula so that the paint film is more stable in storage.
The invention also provides a preparation method of the high-performance water-based paint for the agricultural machinery, which comprises the following specific steps:
uniformly mixing the waterborne alkyd resin and the waterborne epoxy modified acrylic resin with the waterborne drier, slowly adding deionized water, and stirring for 20-30 minutes at 800 revolutions per minute at 500-; then, sequentially adding the aqueous dispersant, the aqueous defoamer and the pigment filler at the rotating speed of 800 revolutions per minute of 500-; and then slowly adding the aqueous flatting agent, the aqueous wetting agent, the neutralizer and the thickening agent in turn at the rotating speed of 700r/min, stirring for 20-30 minutes to adjust the viscosity, filtering and packaging.
The beneficial effect of the invention is that,
the waterborne alkyd resin provides high gloss and certain weather resistance, the waterborne epoxy modified acrylic resin provides quick drying, and the synergistic effect of the waterborne epoxy modified acrylic resin and the waterborne alkyd resin has the advantages of high gloss, initial water resistance and the like on the premise of ensuring the quick drying.
The water-based paint disclosed by the invention has the advantages of high gloss, high drying speed, greatly improved construction efficiency, good initial water resistance and the like, and the performance parameters of the product are shown in table 1.
TABLE 1 Water-based Performance parameter Table of the present invention
| Gloss of | Time to surface dry | Water resistance in 4 hours |
| 95° | 10 minutes | 240 hours |
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not a whole embodiment. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The formulation of the specific examples is shown in Table 2.
Table 2 examples 1-3 ingredient distribution ratio table
Example 1
1. After 35 parts of waterborne alkyd resin and 10 parts of waterborne epoxy modified acrylic resin are uniformly mixed by 2 parts of waterborne drier, 25 parts of deionized water is slowly added and stirred at 700 revolutions per minute until the mixture is in a uniform state.
2. Adding 1 part of aqueous dispersant, 0.3 part of aqueous defoaming agent and 25 parts of pigment and filler in turn at the rotating speed of 600 revolutions per minute, stirring for 20 minutes, and transferring to a grinder to grind the mixture to the fineness of below 15 um.
3. And sequentially adding 0.2 part of water-based flatting agent, 0.3 part of water-based wetting agent, 0.7 part of neutralizing agent and 0.5 part of thickening agent at the rotating speed of 600 revolutions per minute, and stirring for 30 minutes to obtain the water-based paint.
Example 2
1. 32 parts of waterborne alkyd resin and 15 parts of waterborne epoxy modified acrylic resin are uniformly mixed by 1.8 parts of waterborne drier, and 23 parts of deionized water is slowly added to be stirred at 700 revolutions per minute until the mixture is in a uniform state.
2. Adding 1.5 parts of aqueous dispersant, 0.5 part of aqueous defoaming agent and 23.5 parts of pigment filler in turn at the rotating speed of 600 r/min, stirring for 20 min, and transferring to a grinder to grind the mixture to the fineness of below 15 um.
3. And sequentially adding 0.3 part of water-based flatting agent, 0.4 part of water-based wetting agent, 1 part of neutralizing agent and 1 part of thickening agent at the rotating speed of 600 revolutions per minute, and stirring for 30 minutes to obtain the water-based paint.
Example 3
1. After 40 parts of waterborne alkyd resin and 15 parts of waterborne epoxy modified acrylic resin are uniformly mixed by 2.5 parts of waterborne drier, 20 parts of deionized water is slowly added and stirred at 700 revolutions per minute until the mixture is in a uniform state.
2. 2 parts of aqueous dispersant, 0.4 part of aqueous defoaming agent and 17.4 parts of pigment filler are sequentially added at the rotating speed of 600 revolutions per minute, stirred for 20 minutes and transferred to a grinder to be ground to have the fineness of less than 15 um.
3. And sequentially adding 0.5 part of water-based flatting agent, 0.5 part of water-based wetting agent, 1.2 parts of neutralizing agent and 0.5 part of thickening agent at the rotating speed of 600 revolutions per minute, and stirring for 30 minutes to obtain the water-based paint.
Comparative example: common market agricultural machinery water paint (Water product of Infinite flower)
The water-based paints prepared in example 1, example 2 and example 3 were coated on the same agricultural implement substrate) with the same film thickness (dry film 45um + -3 um), and the performance was tested under the same conditions at room temperature, and the test results are shown in table 3 below.
Table 3: test result table
The comparison shows that the water paint prepared by the invention has better performances than competitive products in terms of gloss, surface dryness and weather resistance.
While the invention has been described in detail by reference to and in connection with the preferred embodiments, the invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A high-performance water-based paint for agricultural implements is characterized in that,
the paint comprises the following components in parts by weight:
2. the high performance water-based paint for agricultural implements of claim 1, wherein the water-based alkyd resin is 3AK25B by alder.
3. The high-performance water-based paint for agricultural implements of claim 1, wherein the water-based epoxy modified acrylic resin is 3EA41Y by germany.
4. The high performance aqueous coating for agricultural implements of claim 1, wherein the aqueous drier is 421 of OMG.
5. The high-performance water-based paint for agricultural implements of claim 1, wherein the water-based antifoaming agent is a silicone antifoaming agent BYK 022.
6. The high-performance water-based paint for agricultural implements as claimed in claim 1, wherein the water-based leveling agent is an acrylic leveling agent and is pioneer PW 336.
7. The high-performance water-based paint for agricultural implements of claim 1, wherein the neutralizing agent is triethylamine.
8. The high performance aqueous coating for agricultural implements of claim 1, wherein the thickener is 12W dow.
9. The high performance aqueous coating for agricultural implements of claim 1, wherein the aqueous wetting agent is BYK's 346.
10. The preparation method of the high-performance water-based paint for the agricultural implement according to claim 1, which is characterized in that the preparation method of the high-performance water-based paint for the agricultural implement comprises the following specific steps:
uniformly mixing the waterborne alkyd resin and the waterborne epoxy modified acrylic resin with the waterborne drier, slowly adding deionized water, and stirring for 20-30 minutes at 800 revolutions per minute at 500-; then, sequentially adding the aqueous dispersant, the aqueous defoamer and the pigment filler at the rotating speed of 800 revolutions per minute of 500-; and then slowly adding the aqueous flatting agent, the aqueous wetting agent, the neutralizer and the thickening agent in turn at the rotating speed of 700r/min, stirring for 20-30 minutes to adjust the viscosity, filtering and packaging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010251045.1A CN111423794A (en) | 2020-04-01 | 2020-04-01 | High-performance water-based paint for agricultural implements and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010251045.1A CN111423794A (en) | 2020-04-01 | 2020-04-01 | High-performance water-based paint for agricultural implements and preparation method thereof |
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| CN111423794A true CN111423794A (en) | 2020-07-17 |
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| CN202010251045.1A Withdrawn CN111423794A (en) | 2020-04-01 | 2020-04-01 | High-performance water-based paint for agricultural implements and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127351A (en) * | 2011-04-22 | 2011-07-20 | 常州市科祥化工有限公司 | Water-borne acrylic tape measure matt top-coat and preparation method thereof |
| CN104356884A (en) * | 2014-10-10 | 2015-02-18 | 广州擎天材料科技有限公司 | Low-temperature quick-drying water-based primer-topcoat protective paint used for elevator track and preparation method thereof |
| CN106928791A (en) * | 2017-01-06 | 2017-07-07 | 河北晨阳工贸集团有限公司 | A kind of environment-friendly water-based acrylic modified alkyd protective paint for spray coating mechanical equipment and material and preparation method thereof |
| CN109337537A (en) * | 2018-09-26 | 2019-02-15 | 河北晨阳工贸集团有限公司 | A kind of dedicated mono-component aqueous finishing coat of crane and preparation method thereof |
| CN110295001A (en) * | 2018-03-23 | 2019-10-01 | 河南中垣新材料科技有限公司 | A kind of aqueous crane protective primer and preparation method thereof |
-
2020
- 2020-04-01 CN CN202010251045.1A patent/CN111423794A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102127351A (en) * | 2011-04-22 | 2011-07-20 | 常州市科祥化工有限公司 | Water-borne acrylic tape measure matt top-coat and preparation method thereof |
| CN104356884A (en) * | 2014-10-10 | 2015-02-18 | 广州擎天材料科技有限公司 | Low-temperature quick-drying water-based primer-topcoat protective paint used for elevator track and preparation method thereof |
| CN106928791A (en) * | 2017-01-06 | 2017-07-07 | 河北晨阳工贸集团有限公司 | A kind of environment-friendly water-based acrylic modified alkyd protective paint for spray coating mechanical equipment and material and preparation method thereof |
| CN110295001A (en) * | 2018-03-23 | 2019-10-01 | 河南中垣新材料科技有限公司 | A kind of aqueous crane protective primer and preparation method thereof |
| CN109337537A (en) * | 2018-09-26 | 2019-02-15 | 河北晨阳工贸集团有限公司 | A kind of dedicated mono-component aqueous finishing coat of crane and preparation method thereof |
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Application publication date: 20200717 |
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