CN114316703A - Water-based paint for water-soluble and heat-insoluble coating and preparation method thereof - Google Patents

Water-based paint for water-soluble and heat-insoluble coating and preparation method thereof Download PDF

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Publication number
CN114316703A
CN114316703A CN202111579673.3A CN202111579673A CN114316703A CN 114316703 A CN114316703 A CN 114316703A CN 202111579673 A CN202111579673 A CN 202111579673A CN 114316703 A CN114316703 A CN 114316703A
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water
stirring
based paint
solution
auxiliary agent
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CN202111579673.3A
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Chinese (zh)
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徐巧华
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Kunshan Jiuwen Electronic Material Co ltd
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Kunshan Jiuwen Electronic Material Co ltd
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Priority to CN202111579673.3A priority Critical patent/CN114316703A/en
Publication of CN114316703A publication Critical patent/CN114316703A/en
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Abstract

The invention relates to the technical field of water-based paint, in particular to water-based paint for a water-soluble and heat-insoluble coating and a preparation method thereof, wherein the water-based paint comprises the following components in percentage by weight: 20-35% of acrylate emulsion, 15-30% of polyurethane emulsion, 10-25% of protective colloid, 5-10% of auxiliary agent and 25-60% of water, wherein the protective colloid with a certain mass is added into the water-based paint, so that the gelling effect of the water-based paint is improved, and the problem of poor using effect of the water-based paint is solved.

Description

Water-based paint for water-soluble and heat-insoluble coating and preparation method thereof
Technical Field
The invention relates to the technical field of water-based paint, in particular to water-based paint for a water-soluble heat-infusible coating and a preparation method thereof.
Background
The water-based non-stick paint is a special paint which is processed, the surface of the coating is not easy to adhere by other sticky substances, or the coating is easy to remove after adhesion, and can play a better protection role.
However, the existing water-based non-stick coating has poor gelling effect, which results in poor using effect of the water-based non-stick coating.
Disclosure of Invention
The invention aims to provide a water-based paint with a water-soluble and hot-infusible coating and a preparation method thereof, which are used for improving the gelling effect and solving the problem of poor using effect of the water-based paint.
In order to achieve the aim, the invention provides a water-based paint of a water-soluble heat-infusible coating, which comprises the following components in percentage by weight: 20-35% of acrylate emulsion, 15-30% of polyurethane emulsion, 10-25% of protective colloid, 5-10% of auxiliary agent and 25-60% of water.
Wherein the protective colloid is one of cyclodextrin, dextrin or polyvinyl alcohol.
Wherein the auxiliary agent is one or two of aluminum hydroxide, acetic acid, aluminum phosphate, aluminum hydrogen phosphate, sodium carbonate, sodium hydroxide and triethanolamine.
The invention also provides a preparation method of the water-based paint for the water-soluble hot-infusible coating, which comprises the following steps:
adding water to half of the assistant according to a proportion to dissolve the assistant for later use to obtain an assistant solution;
adding water into the protective colloid in proportion and fully dissolving to obtain a colloid solution;
adding the aid solution into the colloidal solution under a stirring state, and fully and uniformly mixing at 60-80 ℃ to obtain a mixed solution;
slowly adding the other half of the auxiliary agent into the mixed solution in a stirring state, stirring until no bubbles overflow after adding, and measuring the pH value to be 7-9;
and finally, adding the acrylic emulsion and the polyurethane emulsion in proportion, and uniformly stirring.
The preparation method of the water-based paint with the water-soluble and hot-infusible coating is characterized by comprising the following steps of: the stirring device is arranged in the stirring box, the collecting box is arranged on the outer side surface of the stirring box and is communicated with the stirring box, and a shielding slide sheet is arranged at the communication position of the collecting box and the stirring box;
agitating unit includes driving motor and puddler, driving motor with agitator tank fixed connection, the puddler with driving motor's output fixed connection, the week side of puddler is provided with bilobed blade and four-bladed blade, bilobed blade and four-bladed blade are the interval setting from top to bottom.
The outer side surface of the heater is provided with a clamping support, the inner side surface of the stirring box is provided with a clamping groove, and the clamping support is located inside the clamping groove.
According to the water-based paint with the water-soluble and hot-infusible coating and the preparation method thereof, the protective colloid with a certain mass is added into the water-based paint, so that the gelatinizing effect of the water-based paint is improved, and the problem of poor using effect of the water-based paint is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a method for preparing a water-based paint for a water-soluble hot-infusible coating provided by the invention.
FIG. 2 is a schematic structural diagram of an apparatus for a method of preparing an aqueous coating material for a water-soluble hot-melt coating layer according to the present invention.
FIG. 3 is a top view of an apparatus for preparing an aqueous coating material for a water-soluble hot-infusible coating layer according to the present invention.
Fig. 4 is a cross-sectional view taken at a-a of fig. 3 in accordance with the present invention.
Fig. 5 is a cross-sectional view at B-B of fig. 4 in accordance with the present invention.
Fig. 6 is a partial enlarged view at C of fig. 4 according to the present invention.
100-stirring box, 110-clamping groove, 120-fixing component, 121-pressure spring, 122-fixing column, 130-connecting groove, 200-stirring device, 210-driving motor, 220-stirring rod, 230-double-blade, 240-four-blade, 300-heater, 310-clamping bracket, 400-collecting box, 500-shielding sliding sheet, 510-fixing port, 520-sealing ring and 530-connecting bracket.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 6, the present invention provides a water-based paint for a water-soluble hot-melt coating, which comprises the following components by weight: 20-35% of acrylate emulsion, 15-30% of polyurethane emulsion, 10-25% of protective colloid, 5-10% of auxiliary agent and 25-60% of water.
Further, the protective colloid is one of cyclodextrin, dextrin or polyvinyl alcohol; the auxiliary agent is one or two of aluminum hydroxide, acetic acid, aluminum phosphate, aluminum hydrogen phosphate, sodium carbonate, sodium hydroxide and triethanolamine.
The water-based paint with the water-soluble heat-infusible coating is prepared from 20-35% of acrylate emulsion, 15-30% of polyurethane emulsion, 10-25% of protective colloid, 5-10% of auxiliary agent and 25-60% of water in percentage by mass, and the protective colloid is added into the water-based paint in a certain mass, so that the gelling effect of the water-based paint is improved, and the problem that the using effect of the water-based paint is poor is solved.
The invention also provides a preparation method of the water-based paint for the water-soluble hot-infusible coating, which comprises the following steps:
s100: adding water to half of the assistant according to a proportion to dissolve the assistant for later use to obtain an assistant solution;
s200: adding water into the protective colloid in proportion and fully dissolving to obtain a colloid solution;
s300: adding the aid solution into the colloidal solution under a stirring state, and fully and uniformly mixing at 60-80 ℃ to obtain a mixed solution;
s400: slowly adding the other half of the auxiliary agent into the mixed solution in a stirring state, stirring until no bubbles overflow after adding, and measuring the pH value to be 7-9;
s500: and finally, adding the acrylic emulsion and the polyurethane emulsion in proportion, and uniformly stirring.
Adding water into an auxiliary agent with the mass percent of 2.5-5% for dissolving for later use to obtain an auxiliary agent solution, adding water into a protective colloid with the mass percent of 10-25% for fully dissolving to obtain a colloidal solution, adding the auxiliary agent solution into the colloidal solution in a stirring state, fully and uniformly mixing at 60-80 ℃ to obtain a mixed solution, slowly adding the auxiliary agent with the mass percent of 2.5-5% into the mixed solution in a stirring state, stirring until no bubbles overflow, measuring the PH value to be 7-9, finally adding 20-35% of acrylate emulsion and 15-30% of polyurethane emulsion in mass percent, and uniformly stirring.
Further, the preparation method of the water-based paint of the water-soluble hot-melt coating adopts the following device for preparation: the stirring device comprises a stirring box 100, a stirring device 200, a heater 300 and a collecting box 400, wherein the heater 300 is arranged on the inner side surface of the stirring box 100, the stirring device 200 is arranged inside the stirring box 100, the collecting box 400 is arranged on the outer side surface of the stirring box 100, the collecting box 400 is communicated with the stirring box 100, and a shielding slide sheet 500 is arranged at the communication position of the collecting box 400 and the stirring box 100;
agitating unit 200 includes driving motor 210 and puddler 220, driving motor 210 with agitator tank 100 fixed connection, puddler 220 with driving motor 210's output fixed connection, the week side of puddler 220 is provided with bilobed blade 230 and four-bladed blade 240, bilobed blade 230 and four-bladed blade 240 interval sets up from top to bottom.
In the present embodiment, the stirring device 200 is disposed inside the stirring tank 100, the stirring device 200 is used for stirring and mixing a solution, the stirring tank 100 is used for placing a solution so that the stirring device 200 can stir and mix the solution, the heater 300 is disposed inside the stirring tank 100, the heater 300 is used for heating the solution, the collection box 400 is used for collecting the solution after stirring is completed, the collection box 400 is communicated with the stirring tank 100 through an opening of the stirring tank 100, the driving motor 210 drives the stirring rod 220 so that the stirring rod 220 can rotate, the stirring rod 220 is provided with the two-blade 230 and the four-blade 240 to improve a stirring effect of the solution, the shielding slide 500 is disposed at the opening of the stirring tank 100, and the shielding slide 500 can slide relative to the stirring tank 100, so that the shielding slide 500 can shield and open the opening for the solution to be stirred in the stirring tank 100 and to flow into the collection tank 400 through the opening after the stirring is completed.
Further, an engaging bracket 310 is provided on an outer side surface of the heater 300, an engaging groove 110 is provided on an inner side surface of the stirring tank 100, and the engaging bracket 310 is located inside the engaging groove 110.
In this embodiment, the heater 300 is detachably coupled to the agitation tank 100, the heater 300 is provided with the engaging bracket 310, and the engaging bracket 310 is inserted into the engaging groove 110 while aligning the heater 300, so as to position the heater 300, thereby facilitating the installation of the heater 300.
Further, a fixing assembly 120 is arranged inside the stirring box 100, two fixing ports 510 are arranged at intervals on the shielding sliding piece 500, the fixing assembly 120 includes a pressure spring 121 and a fixing column 122, two ends of the pressure spring 121 are respectively fixed to the stirring box 100 and the fixing column 122, the fixing column 122 is connected with the stirring box 100 in a sliding manner, and one end of the fixing column 122, which is far away from the pressure spring 121, is located inside one of the fixing ports 510.
In this embodiment, the shielding sliding piece 500 is fixed to the stirring box 100 through the fixing component 120, the pressure spring 121 supports the fixing column 122, so that one end of the fixing column 122, which is far away from the pressure spring 121, is located inside one of the fixing openings 510, and thus the shielding sliding piece 500 cannot move relative to the stirring box 100, and when the shielding sliding piece 500 needs to be slid, the fixing column 122 is pressed to withdraw the fixing column 122 from the fixing opening 510, so that the shielding sliding piece 500 can be slid.
Further, be provided with sealing ring 520 on sheltering from gleitbretter 500, sealing ring 520 is located shelter from gleitbretter 500 and be close to one side of agitator tank 100, and with the agitator tank 100 laminates mutually.
In this embodiment, the sealing ring 520 is disposed on the shielding slide 500, and the sealing ring 520 is attached to the outer side surface of the stirring tank 100 to prevent the solution from leaking from the contact portion between the shielding slide 500 and the stirring tank 100.
Further, the shielding sliding piece 500 is provided with a connecting support 530, the stirring tank 100 has a connecting groove 130 matching with the connecting support 530, and the connecting support 530 is located inside the connecting groove 130.
In this embodiment, the connection bracket 530 can slide inside the connection groove 130, and the connection bracket 530 and the connection groove 130 cooperate with each other to realize the sliding connection between the shielding sliding piece 500 and the stirring tank 100, and can limit the sliding distance of the shielding sliding piece 500.
Example 1:
adding water into an auxiliary agent with the mass percent of 1.25% for dissolving for later use to obtain an auxiliary agent solution, adding water into a protective colloid with the mass percent of 12% for fully dissolving to obtain a colloid solution, adding the auxiliary agent solution into the colloid solution in a stirring state, fully and uniformly mixing at 60 ℃ to obtain a mixed solution, slowly adding the auxiliary agent with the mass percent of 1.25% into the mixed solution in a stirring state, stirring until no bubbles overflow after the addition is finished, measuring the PH value to be between 7 and 9, and finally adding 20% by mass of acrylate emulsion and 30% by mass of polyurethane emulsion and uniformly stirring.
Example 2:
adding water into an auxiliary agent with the mass percent of 1.5% for dissolving for later use to obtain an auxiliary agent solution, adding water into a protective colloid with the mass percent of 15% for fully dissolving to obtain a colloid solution, adding the auxiliary agent solution into the colloid solution in a stirring state, fully and uniformly mixing at 65 ℃ to obtain a mixed solution, slowly adding the auxiliary agent with the mass percent of 1.5% into the mixed solution in a stirring state, stirring until no bubbles overflow after the addition is finished, measuring the PH value to be between 7 and 9, and finally adding an acrylate emulsion with the mass percent of 25% and a polyurethane emulsion with the mass percent of 20% and uniformly stirring.
Example 3:
adding water into an auxiliary agent with the mass percent of 1.75% for dissolving for later use to obtain an auxiliary agent solution, adding water into a protective colloid with the mass percent of 10-25% for fully dissolving to obtain a colloid solution, adding the auxiliary agent solution into the colloid solution under a stirring state, fully and uniformly mixing at 70 ℃ to obtain a mixed solution, slowly adding the auxiliary agent with the mass percent of 1.75% into the mixed solution under the stirring state, stirring until no bubbles overflow after the addition is finished, measuring the PH value to be 7-9, and finally adding 30% by mass of acrylate emulsion and 20% by mass of polyurethane emulsion and uniformly stirring.
Example 4:
adding water into an auxiliary agent with the mass percent of 2% for dissolving for later use to obtain an auxiliary agent solution, adding water into a protective colloid with the mass percent of 20% for fully dissolving to obtain a colloid solution, adding the auxiliary agent solution into the colloid solution in a stirring state, fully and uniformly mixing at 75 ℃ to obtain a mixed solution, slowly adding the auxiliary agent with the mass percent of 2% into the mixed solution in the stirring state, stirring until no bubbles overflow after the addition is finished, measuring the PH value to be 7-9, and finally adding 30% by mass of an acrylate emulsion and 15% by mass of a polyurethane emulsion, and uniformly stirring.
Example 5:
adding water into an auxiliary agent with the mass percent of 2.5% for dissolving for later use to obtain an auxiliary agent solution, adding water into a protective colloid with the mass percent of 22% for fully dissolving to obtain a colloid solution, adding the auxiliary agent solution into the colloid solution in a stirring state, fully and uniformly mixing at 80 ℃ to obtain a mixed solution, slowly adding the auxiliary agent with the mass percent of 2.5% into the mixed solution in a stirring state, stirring until no bubbles overflow after the addition is finished, measuring the PH value to be 7-9, and finally adding 35% by mass of acrylate emulsion and 15% by mass of polyurethane emulsion and uniformly stirring.
The water-based paint with the water-soluble hot-fusible coating in the embodiments 1 to 5 is prepared by adopting the device, and compared with the existing water-based paint, the water-based paint with the water-soluble hot-fusible coating prepared in the embodiments 1 to 5 has a better film forming effect than the existing water-based paint.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (6)

1. The water-based paint of the water-soluble hot-infusible coating is characterized by comprising the following components in percentage by weight: 20-35% of acrylate emulsion, 15-30% of polyurethane emulsion, 10-25% of protective colloid, 5-10% of auxiliary agent and 25-60% of water.
2. The aqueous coating material for an aqueous heat-infusible coating of claim 1,
the protective colloid is one of cyclodextrin, dextrin or polyvinyl alcohol.
3. The aqueous coating material for an aqueous heat-infusible coating of claim 2,
the auxiliary agent is one or two of aluminum hydroxide, acetic acid, aluminum phosphate, aluminum hydrogen phosphate, sodium carbonate, sodium hydroxide and triethanolamine.
4. A method for preparing a water-based paint for a water-soluble hot-melt coating layer according to claim 3, which comprises the following steps:
adding water to half of the assistant according to a proportion to dissolve the assistant for later use to obtain an assistant solution;
adding water into the protective colloid in proportion and fully dissolving to obtain a colloid solution;
adding the aid solution into the colloidal solution under a stirring state, and fully and uniformly mixing at 60-80 ℃ to obtain a mixed solution;
slowly adding the other half of the auxiliary agent into the mixed solution in a stirring state, stirring until no bubbles overflow after adding, and measuring the pH value to be 7-9;
and finally, adding the acrylic emulsion and the polyurethane emulsion in proportion, and uniformly stirring.
5. The method for producing an aqueous coating material for an aqueous heat-infusible coating layer according to claim 4,
the preparation method of the water-based paint of the water-soluble hot-melt coating adopts the following devices for preparation: the stirring device is arranged in the stirring box, the collecting box is arranged on the outer side surface of the stirring box and is communicated with the stirring box, and a shielding slide sheet is arranged at the communication position of the collecting box and the stirring box;
agitating unit includes driving motor and puddler, driving motor with agitator tank fixed connection, the puddler with driving motor's output fixed connection, the week side of puddler is provided with bilobed blade and four-bladed blade, bilobed blade and four-bladed blade are the interval setting from top to bottom.
6. The method for producing an aqueous coating material for an aqueous heat-infusible coating layer according to claim 5, wherein,
the outer side surface of the heater is provided with a clamping support, the inner side surface of the stirring box is provided with a clamping groove, and the clamping support is located inside the clamping groove.
CN202111579673.3A 2021-12-22 2021-12-22 Water-based paint for water-soluble and heat-insoluble coating and preparation method thereof Pending CN114316703A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1415670A (en) * 2002-10-09 2003-05-07 复旦大学 Strippable protection paint
CN103586115A (en) * 2013-11-22 2014-02-19 无锡俊达测试技术服务有限公司 Mixing and grinding integrated device
CN104801411A (en) * 2015-04-25 2015-07-29 杜志刚 Moveable mixing machine for smashing and stirring
CN105969086A (en) * 2016-07-27 2016-09-28 攀钢集团研究院有限公司 Water-based anti-sticking paint and application thereof
CN106975388A (en) * 2017-03-30 2017-07-25 江苏昱星科技股份有限公司 A kind of electrocondution slurry special efficient mixer
CN113209896A (en) * 2021-05-12 2021-08-06 伍翠云 Environment-friendly high-polymer waterproof coating and production equipment thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1415670A (en) * 2002-10-09 2003-05-07 复旦大学 Strippable protection paint
CN103586115A (en) * 2013-11-22 2014-02-19 无锡俊达测试技术服务有限公司 Mixing and grinding integrated device
CN104801411A (en) * 2015-04-25 2015-07-29 杜志刚 Moveable mixing machine for smashing and stirring
CN105969086A (en) * 2016-07-27 2016-09-28 攀钢集团研究院有限公司 Water-based anti-sticking paint and application thereof
CN106975388A (en) * 2017-03-30 2017-07-25 江苏昱星科技股份有限公司 A kind of electrocondution slurry special efficient mixer
CN113209896A (en) * 2021-05-12 2021-08-06 伍翠云 Environment-friendly high-polymer waterproof coating and production equipment thereof

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Application publication date: 20220412