CN112210275A - Formula and preparation method of waterborne reflective heat-insulation color steel plate baking varnish - Google Patents
Formula and preparation method of waterborne reflective heat-insulation color steel plate baking varnish Download PDFInfo
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- CN112210275A CN112210275A CN202010945383.5A CN202010945383A CN112210275A CN 112210275 A CN112210275 A CN 112210275A CN 202010945383 A CN202010945383 A CN 202010945383A CN 112210275 A CN112210275 A CN 112210275A
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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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/004—Reflecting paints; Signal paints
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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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The formula and the preparation method of the waterborne reflective heat-insulation color steel plate baking varnish are characterized in that: the paint comprises the following components in parts by weight: 30-50 parts of water-soluble polyester, 30-40 parts of deionized water, 6-8 parts of amino resin, 15-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent. The invention provides a formula and a preparation method of water-based reflective heat-insulation color steel plate baking varnish, which enables the obtained baking varnish to have a very good heat insulation effect through reasonable ingredients and a preparation process method, and the baking varnish has good overall performance, and does not crack or blister after 800 hours of a paint film ultraviolet aging test.
Description
Technical Field
The invention relates to the technical field of traditional Chinese medicines, in particular to a formula and a preparation method of water-based reflective heat-insulation color steel plate baking varnish.
Background
The color coated sheet is also called color steel sheet and color sheet in the industry. The color coated steel sheet is a product produced by using a cold-rolled steel sheet and a galvanized steel sheet as substrates, performing surface pretreatment (degreasing, cleaning, chemical conversion treatment), continuously coating a paint (roll coating method), baking, and cooling. The coated steel plate has light weight, beautiful appearance and good corrosion resistance, can be directly processed, provides a novel raw material for the building industry, the shipbuilding industry, the vehicle manufacturing industry, the household appliance industry, the electrical industry and the like, and has good effects of replacing wood with steel, high-efficiency construction, energy conservation, pollution prevention and the like.
In the invention patent with the publication number of CN107385427B and the patent name of stainless steel color-coated steel plate, the invention provides a color-coated steel plate with stainless steel as a base material, which overcomes the problem of insufficient corrosion resistance of the color-coated steel plate with galvanized plates, aluminum-zinc-plated steel plates and the like as the base material.
Disclosure of Invention
In order to solve the problems, the invention provides a formula and a preparation method of a water-based reflective heat-insulation color steel plate baking varnish.
The technical scheme of the invention is as follows: the formula and the preparation method of the waterborne reflective heat-insulation color steel plate baking varnish are characterized in that: the paint comprises the following components in parts by weight: 30-50 parts of water-soluble polyester, 30-40 parts of deionized water, 6-8 parts of amino resin, 15-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
Further, the paint comprises the following components in parts by weight: 40-50 parts of water-soluble polyester, 35-40 parts of deionized water, 7-8 parts of amino resin, 18-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
Further, the paint comprises the following components in parts by weight: 45-50 parts of water-soluble polyester, 38-40 parts of deionized water, 7-8 parts of amino resin, 18-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
Further, the method comprises the following steps:
(1) preparing the raw materials according to the weight ratio, sequentially adding the water-soluble polyester, the deionized water, the dispersing agent and the defoaming agent into a stirring kettle, and stirring for 10-15 minutes at the rotating speed of 500-600 r/min;
(2) adding the reflective titanium dioxide according to the weight ratio, and stirring for 20-30 minutes;
(3) adding amino resin according to the weight ratio, and stirring for 5-10 minutes;
(4) adding ethylene glycol monobutyl ether according to the weight ratio, stirring for 5-10 minutes, cooling to normal temperature, and preparing the finished product.
Further, the rotation speed in the reaction kettle in the step (2) is 1200-1500 r/min.
Further, the rotation speed in the reaction kettle in the step (3) is 600-800 r/min.
Further, the rotation speed in the reaction kettle in the step (4) is 500-.
The invention provides a formula and a preparation method of water-based reflective heat-insulation color steel plate baking varnish, which enables the obtained baking varnish to have a very good heat insulation effect through reasonable ingredients and a preparation process method, and the baking varnish has good overall performance, and does not crack or blister after 800 hours of a paint film ultraviolet aging test.
Detailed Description
For the purpose of further clarifying the objects and advantages of the present invention, the present invention will be further described in detail with reference to the following examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting.
Example 1
The formula and the preparation method of the waterborne reflective heat-insulation color steel plate baking varnish are characterized in that: the paint comprises the following components in parts by weight: 30-50 parts of water-soluble polyester, 30-40 parts of deionized water, 6-8 parts of amino resin, 15-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
The preparation method comprises the following steps:
(1) preparing the raw materials according to the weight ratio, sequentially adding the water-soluble polyester, the deionized water, the dispersing agent and the defoaming agent into a stirring kettle, and stirring for 10-15 minutes at the rotating speed of 500-600 r/min;
(2) adding the reflective titanium dioxide according to the weight ratio, stirring for 20-30 minutes at the rotating speed of 1200-1500r/min in the reaction kettle;
(3) adding amino resin according to the weight ratio, stirring for 5-10 minutes at the rotating speed of 600-800r/min in the reaction kettle;
(4) adding ethylene glycol monobutyl ether according to the weight ratio, stirring for 5-10 minutes at the rotating speed of 500-700r/min in the reaction kettle, and cooling to normal temperature to prepare the finished product.
Example 2
The formula and the preparation method of the waterborne reflective heat-insulation color steel plate baking varnish are characterized in that: the paint comprises the following components in parts by weight: 40-50 parts of water-soluble polyester, 35-40 parts of deionized water, 7-8 parts of amino resin, 18-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
The preparation method comprises the following steps:
(1) preparing the raw materials according to the weight ratio, sequentially adding the water-soluble polyester, the deionized water, the dispersing agent and the defoaming agent into a stirring kettle, and stirring for 10-15 minutes at the rotating speed of 500-600 r/min;
(2) adding the reflective titanium dioxide according to the weight ratio, stirring for 20-30 minutes at the rotating speed of 1200-1500r/min in the reaction kettle;
(3) adding amino resin according to the weight ratio, stirring for 5-10 minutes at the rotating speed of 600-800r/min in the reaction kettle;
(4) adding ethylene glycol monobutyl ether according to the weight ratio, stirring for 5-10 minutes at the rotating speed of 500-700r/min in the reaction kettle, and cooling to normal temperature to prepare the finished product.
Example 3
The formula and the preparation method of the waterborne reflective heat-insulation color steel plate baking varnish are characterized in that: the paint comprises the following components in parts by weight: 45-50 parts of water-soluble polyester, 38-40 parts of deionized water, 7-8 parts of amino resin, 18-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
The preparation method comprises the following steps:
(1) preparing the raw materials according to the weight ratio, sequentially adding the water-soluble polyester, the deionized water, the dispersing agent and the defoaming agent into a stirring kettle, and stirring for 10-15 minutes at the rotating speed of 500-600 r/min;
(2) adding the reflective titanium dioxide according to the weight ratio, stirring for 20-30 minutes at the rotating speed of 1200-1500r/min in the reaction kettle;
(3) adding amino resin according to the weight ratio, stirring for 5-10 minutes at the rotating speed of 600-800r/min in the reaction kettle;
(4) adding ethylene glycol monobutyl ether according to the weight ratio, stirring for 5-10 minutes at the rotating speed of 500-700r/min in the reaction kettle, and cooling to normal temperature to prepare the finished product.
Test example 1
The baking varnish performances of the above examples 1-3 were tested, and the specific performance indexes are shown in table 1;
TABLE 1
| Example 1 | Example 2 | Example 3 | |
| Hardness of dry film pencil | 3H | 3H | 3H |
| Ultraviolet aging test of paint film for 800 hours | No cracking and no foaming | No cracking and no foaming | No cracking and no foaming |
| T-bend | 1T | 1T | 1T |
| Solar light emission ratio of paint film | 0.88 | 0.89 | 0.89 |
| Near infrared reflectance | 0.88 | 0.89 | 0.89 |
| Hemispherical emissivity | 0.89 | 0.89 | 0.89 |
As can be seen from the table, the baking varnish prepared by the embodiment has a very good heat insulation effect, and the baking varnish has good overall performance, and does not crack or foam after 800 hours of a varnish film ultraviolet aging test.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The formula and the preparation method of the waterborne reflective heat-insulation color steel plate baking varnish are characterized in that: the paint comprises the following components in parts by weight: 30-50 parts of water-soluble polyester, 30-40 parts of deionized water, 6-8 parts of amino resin, 15-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
2. The formula and the preparation method of the water-based reflective heat-insulation color steel plate baking varnish according to claim 1 are characterized in that: the paint comprises the following components in parts by weight: 40-50 parts of water-soluble polyester, 35-40 parts of deionized water, 7-8 parts of amino resin, 18-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
3. The formula and the preparation method of the water-based reflective heat-insulation color steel plate baking varnish according to claim 1 are characterized in that: the paint comprises the following components in parts by weight: 45-50 parts of water-soluble polyester, 38-40 parts of deionized water, 7-8 parts of amino resin, 18-20 parts of reflective titanium dioxide, 1-1.5 parts of dimethyl ethanol, 4-6 parts of ethylene glycol monobutyl ether, 0.4-0.6 part of dispersant and 0.2-0.4 part of defoaming agent.
4. The formula and the preparation method of the water-based reflective insulation color steel plate baking varnish according to any one of claims 1 to 3, wherein the formula comprises the following components in percentage by weight: the method comprises the following steps:
(1) preparing the raw materials according to the weight ratio, sequentially adding the water-soluble polyester, the deionized water, the dispersing agent and the defoaming agent into a stirring kettle, and stirring for 10-15 minutes at the rotating speed of 500-600 r/min;
(2) adding the reflective titanium dioxide according to the weight ratio, and stirring for 20-30 minutes;
(3) adding amino resin according to the weight ratio, and stirring for 5-10 minutes;
(4) adding ethylene glycol monobutyl ether according to the weight ratio, stirring for 5-10 minutes, cooling to normal temperature, and preparing the finished product.
5. The formula and the preparation method of the water-based reflective heat-insulation color steel plate baking varnish according to claim 4 are characterized in that: the rotating speed in the reaction kettle in the step (2) is 1200-1500 r/min.
6. The formula and the preparation method of the water-based reflective heat-insulation color steel plate baking varnish according to claim 4 are characterized in that: the rotating speed in the reaction kettle in the step (3) is 600-800 r/min.
7. The formula and the preparation method of the water-based reflective heat-insulation color steel plate baking varnish according to claim 4 are characterized in that: the rotating speed in the reaction kettle in the step (4) is 500-.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010945383.5A CN112210275A (en) | 2020-09-10 | 2020-09-10 | Formula and preparation method of waterborne reflective heat-insulation color steel plate baking varnish |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010945383.5A CN112210275A (en) | 2020-09-10 | 2020-09-10 | Formula and preparation method of waterborne reflective heat-insulation color steel plate baking varnish |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113969095A (en) * | 2021-11-30 | 2022-01-25 | 深圳市深赛尔股份有限公司 | Process quality control method of water-based household appliance color steel finish |
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Cited By (2)
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| CN113969095A (en) * | 2021-11-30 | 2022-01-25 | 深圳市深赛尔股份有限公司 | Process quality control method of water-based household appliance color steel finish |
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Application publication date: 20210112 |