CN112409862B - Copper door gloss oil capable of controlling color change according to baking temperature and preparation method thereof - Google Patents
Copper door gloss oil capable of controlling color change according to baking temperature and preparation method thereof Download PDFInfo
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- CN112409862B CN112409862B CN202011299498.8A CN202011299498A CN112409862B CN 112409862 B CN112409862 B CN 112409862B CN 202011299498 A CN202011299498 A CN 202011299498A CN 112409862 B CN112409862 B CN 112409862B
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; 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
- C09D5/08—Anti-corrosive 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
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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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- Inorganic Chemistry (AREA)
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Abstract
The invention discloses a copper door gloss oil capable of controlling color change according to baking temperature, which is characterized by comprising resin and an auxiliary agent; the resin comprises the following components in parts by weight: 3-4 parts of acrylic resin; 1 part of amino resin; 0.5-0.7 part of fluororesin; the graphene oxide accounts for 4-6 per mill of the total weight of the copper door gloss oil; the auxiliary agent comprises a coupling agent, and the coupling agent accounts for 4-6 per mill of the total weight of the copper door gloss oil; the solid content of the copper door gloss oil is 65-70%; the viscosity of the copper door gloss oil is coated for 30s in 4 cups; 1 grade of adhesive force; hardness 2H; salt spray resistance is 350 h; the yellow color of the product is not changed after being baked at 130 ℃; the oil is baked at 150 ℃ to be yellow, and the invention also discloses a preparation method of the gloss oil.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to copper door gloss oil capable of controlling color change according to baking temperature and a preparation method thereof.
Background
CN201711338143.3 discloses a nanometer water-based gloss oil and a preparation method thereof, the components by mass percent are as follows: 20-30% of water-based acrylic resin, 40-50% of acrylic emulsion, 8-15% of nanocrystalline cellulose, 5-8% of water-based amino resin, 4-6% of wax emulsion, 10-15% of ethanol, 1-2% of defoaming agent and the balance of water; when the nano water-based gloss oil is prepared, mixing the water-based acrylic resin, the acrylic emulsion, the nanocrystalline cellulose, the water-based amino resin, the wax emulsion, the ethanol, the defoaming agent and the water together, stirring for 15-30 minutes at the stirring temperature of 40-45 ℃ to obtain the nano water-based gloss oil. The main component is a water-based substance, so that the coating is safe and environment-friendly; the particle size of the emulsion particles is less than 100 nanometers, the use effect is good, and the emulsion particles have good glossiness, water resistance and wear resistance; the nanocrystalline cellulose has unique iridescent optical effect, so that the nano water-based gloss oil also has the effects of increasing the anti-counterfeiting function and increasing the added value of application products.
In the past, when the copper door gloss oil is prepared, different color numbers are generally prepared for customers to select, so that various formulas are involved, and the processing and production are not facilitated.
Therefore, the technical problem solved by the invention is as follows: how to control the color of the coating according to the baking temperature by a formula.
Disclosure of Invention
One of the purposes of the invention is to provide a copper door gloss oil with color change controlled according to baking temperature, wherein the viscosity of the copper door gloss oil is 4 cups for 30 s; 1 grade of adhesive force; hardness 2H; salt spray resistance is 350 h; the yellow color of the product is not changed after being baked at 130 ℃; baking at 150 deg.C to yellow.
Meanwhile, the invention also provides a preparation method of the gloss oil.
In order to achieve the aim, the invention provides copper door gloss oil capable of controlling color change according to baking temperature, which comprises resin and an auxiliary agent;
the resin comprises the following components in parts by weight:
3-4 parts of acrylic resin;
1 part of amino resin;
0.5-0.7 part of fluororesin;
the graphene oxide accounts for 4-6 per mill of the total weight of the copper door gloss oil;
the auxiliary agent comprises a coupling agent, and the coupling agent accounts for 4-6 per mill of the total weight of the copper door gloss oil;
the solid content of the copper door gloss oil was 70%.
In the copper door gloss oil for controlling color change according to baking temperature, the resin consists of the following components in parts by weight:
3.2-3.8 parts of acrylic resin;
1 part of amino resin;
0.55-0.65 part of fluororesin;
the graphene oxide accounts for 4-6 per mill of the total weight of the copper door gloss oil.
In the copper door gloss oil for controlling color change according to the baking temperature, the auxiliary agent comprises the following components:
adhesion promoter ADP, wherein the adhesion promoter ADP accounts for 4-6 per mill of the total weight of the copper door gloss oil;
the salt spray resistant additive accounts for 0.8-1.2% of the total weight of the copper door gloss oil.
In the copper door gloss oil for controlling color change according to the baking temperature, the auxiliary agent comprises the following components:
the matte powder accounts for 6-8% of the total weight of the copper door gloss oil.
In the copper door gloss oil with the color change controlled according to the baking temperature, the coupling agent is one of KH550, KH560, KH570, KH792, DL602 and DL 171.
In the above copper door gloss oil with color change controlled according to the baking temperature, the salt spray resistant additive is an aqueous salt spray resistant additive CA70 produced by Sessian chemical.
In the above copper door polish with controlled color change according to baking temperature, the acrylic resin is one of Mitsubishi positive chemical acrylic resin BR115 or Mitsubishi positive chemical acrylic resin BR-106;
the Amino Resin is one of an Disemann Amino Resin Melics80 and an Amino Resin BR-20 SE.
In the copper door gloss oil for controlling color change according to baking temperature, the fluororesin is oily fluororesin JF-2X or oily fluororesin JF-3X which is produced by Suzhou creative industry Co.
In the copper door gloss oil for controlling color change according to the baking temperature, the solvents are butyl acetate and butanol, and the weight ratio is 3-4: 1.
Meanwhile, the invention also discloses a preparation method of the copper door gloss oil for controlling color change according to the baking temperature, which comprises the following steps:
step 1: uniformly stirring the solvent and all the raw materials, and homogenizing;
step 2: and (6) packaging.
Compared with the prior art, the invention has the beneficial effects that:
by controlling the fluororesin and the graphene oxide, the color of the copper door can be controlled at the baking temperature of 130-150 ℃, so that the copper door can show primary color or deep copper color; the graphene contains a large number of hydroxyl groups, can be combined with acrylic resin, is a main reason for representing different colors at different temperatures, the fluororesin can control premature yellowing of the acrylic resin and the amino resin before 130 ℃, and the color can be accurately controlled to be accurately changed at the baking temperature of 130-150 ℃ through the combination of the four substances.
The formula is a low-viscosity high-solid formula and has excellent adhesive force, hardness and corrosion resistance.
Drawings
FIG. 1 is a graph of the gloss oil of example 1 of this example testing the surface properties after baking at 130 ℃ and after baking at 150 ℃;
FIG. 2 is a graph showing the surface properties of the gloss oil of example 1 of this example after baking at 130 ℃ and after baking at 150 ℃;
FIG. 3 is a graph showing the surface bending effect of the gloss oil of example 1 of this embodiment after baking at 130 ℃.
Detailed Description
The invention will now be further described with reference to the following examples, which are not to be construed as limiting the invention in any way, and any limited number of modifications which can be made within the scope of the claims of the invention are still within the scope of the claims of the invention.
In order to explain the technical contents of the present invention in detail, the following description is further made in conjunction with the embodiments.
The first embodiment is as follows:
a copper door gloss oil capable of controlling color change according to baking temperature comprises resin and an auxiliary agent;
the resin comprises the following components in parts by weight:
4 parts of acrylic resin (Mitsubishi yang chemical acrylic resin BR 115);
1 part of amino resin (Dismann amino resin Melics 80);
0.6 part of fluororesin (oily fluororesin JF-2X);
the graphene oxide accounts for 5 per mill of the total weight of the copper door gloss oil;
the auxiliary agent comprises:
a coupling agent KH550, wherein the coupling agent accounts for 5 per mill of the total weight of the copper door gloss oil;
adhesion promoter ADP, wherein the adhesion promoter ADP accounts for 5 per mill of the total weight of the copper door gloss oil;
the salt spray resistant auxiliary agent CA70 accounts for 1% of the total weight of the copper door gloss oil;
matte powder, wherein the matte powder accounts for 7% of the total weight of the copper door gloss oil;
the solid content of the copper door gloss oil is 70%, and the solvent is butyl acetate and butanol, and the weight ratio is 3: 1.
The preparation process comprises the following steps:
step 1: uniformly stirring the solvent and all the raw materials, and homogenizing;
step 2: and (6) packaging.
Example two:
a copper door gloss oil capable of controlling color change according to baking temperature comprises resin and an auxiliary agent;
the resin comprises the following components in parts by weight:
3 parts of acrylic resin (Mitsubishi yang chemical acrylic resin BR-106);
1 part of Amino Resin (Amino Resin BR-20 SE);
0.5 part of fluororesin (oily fluororesin JF-2X);
the graphene oxide accounts for 6 per mill of the total weight of the copper door gloss oil;
the auxiliary agent comprises:
a coupling agent KH560, wherein the coupling agent accounts for 6 per mill of the total weight of the copper door gloss oil;
adhesion promoter ADP, wherein the adhesion promoter ADP accounts for 4 per mill of the total weight of the copper door gloss oil;
the salt spray resistant auxiliary agent CA70 accounts for 1.1% of the total weight of the copper door gloss oil;
matte powder, wherein the matte powder accounts for 6% of the total weight of the copper door gloss oil;
the solid content of the copper door gloss oil is 70%, and the solvent is butyl acetate and butanol, and the weight ratio is 4: 1.
The preparation process comprises the following steps:
step 1: uniformly stirring the solvent and all the raw materials, and homogenizing;
step 2: and (6) packaging.
Example three:
a copper door gloss oil capable of controlling color change according to baking temperature comprises resin and an auxiliary agent;
the resin comprises the following components in parts by weight:
3.5 parts of acrylic resin (Mitsubishi yang chemical acrylic resin BR 115);
1 part of Amino Resin (Amino Resin BR-20 SE);
0.55 part of fluororesin (oily fluororesin JF-2X);
the graphene oxide accounts for 5 per mill of the total weight of the copper door gloss oil;
the auxiliary agent comprises:
KH792 which is 4 per mill of the total weight of the copper door gloss oil;
adhesion promoter ADP, wherein the adhesion promoter ADP accounts for 6 per mill of the total weight of the copper door gloss oil;
the salt spray resistant auxiliary agent CA70 accounts for 0.9% of the total weight of the copper door gloss oil;
matte powder, wherein the matte powder accounts for 8% of the total weight of the copper door gloss oil;
the solid content of the copper door gloss oil is 70%, and the solvent is butyl acetate and butanol, and the weight ratio is 4: 1.
The preparation process comprises the following steps:
step 1: uniformly stirring the solvent and all the raw materials, and homogenizing;
step 2: and (6) packaging.
Example four:
a copper door gloss oil capable of controlling color change according to baking temperature comprises resin and an auxiliary agent;
the resin comprises the following components in parts by weight:
3.8 parts of acrylic resin (Mitsubishi yang chemical acrylic resin BR 115);
1 part of Amino Resin (Amino Resin BR-20 SE);
0.65 part of fluororesin (oily fluororesin JF-2X);
the graphene oxide accounts for 5 per mill of the total weight of the copper door gloss oil;
the auxiliary agent comprises:
KH792 which is 5 per mill of the total weight of the copper door gloss oil;
adhesion promoter ADP, wherein the adhesion promoter ADP accounts for 5 per mill of the total weight of the copper door gloss oil;
the salt spray resistant auxiliary agent CA70 accounts for 1.2% of the total weight of the copper door gloss oil;
matte powder, wherein the matte powder accounts for 7% of the total weight of the copper door gloss oil;
the solid content of the copper door gloss oil is 65%, the solvent is butyl acetate and butanol, and the weight ratio is 3.5: 1.
The preparation process comprises the following steps:
step 1: uniformly stirring the solvent and all the raw materials, and homogenizing;
step 2: and (6) packaging.
Example five:
a copper door gloss oil capable of controlling color change according to baking temperature comprises resin and an auxiliary agent;
the resin comprises the following components in parts by weight:
3.7 parts of acrylic resin (Mitsubishi yang chemical acrylic resin BR-106);
1 part of amino resin (Dismann amino resin Melics 80);
0.6 part of fluororesin (oily fluororesin JF-3X);
the graphene oxide accounts for 4 per mill of the total weight of the copper door gloss oil;
the auxiliary agent comprises:
a coupling agent DL171, wherein the coupling agent accounts for 6 per mill of the total weight of the copper door gloss oil;
adhesion promoter ADP, wherein the adhesion promoter ADP accounts for 4 per mill of the total weight of the copper door gloss oil;
the salt spray resistant auxiliary agent CA70 accounts for 1.2% of the total weight of the copper door gloss oil;
matte powder, wherein the matte powder accounts for 7% of the total weight of the copper door gloss oil;
the solid content of the copper gloss oil is 68%, the solvent is butyl acetate and butanol, and the weight ratio is 3.5: 1.
The preparation process comprises the following steps:
step 1: uniformly stirring the solvent and all the raw materials, and homogenizing;
step 2: and (6) packaging.
Comparative example 1:
the same as example 1, except that: does not contain graphene oxide.
Comparative example 2
The same as example 1, except that: not containing a fluororesin.
Performance test 1
After being coated on 2 metal plates (made of red copper), the gloss oil prepared in example 1 is respectively sent into an oven to be baked, wherein the baking temperature is 130 ℃ (silvery white after baking is shown on the right side of the figure 1) and 150 ℃ (copper yellow after baking is shown on the left side of the figure 1), and the baking time is 30 minutes;
referring to fig. 1, the image after baking is clearly yellowed at 150 ℃.
The surface properties after the baking at 130 ℃ and the baking at 150 ℃ are tested and are similar, and the properties are as follows: 1 grade of adhesive force; hardness 2H; the salt spray resistance is 350 h.
Performance test 2
The gloss oil prepared in the example 1 is coated on the upper side of 1 metal plate (made of red copper), and is sent into an oven to be baked, wherein the baking temperatures are 150 ℃ respectively, and the baking time is 30 minutes; and coating gloss oil on the lower side of the same metal plate, and baking in an oven at the baking temperature of 130 ℃ for 30 minutes.
Referring to fig. 1, the image after baking is clearly yellowed at 150 ℃.
The surface properties after the baking at 130 ℃ and the baking at 150 ℃ are tested and are similar, and the properties are as follows: 1 grade of adhesive force; hardness 2H; the salt spray resistance is 350 h.
Performance test 3
A stainless steel plate was coated with a base color (drawn black), then coated with the gloss oil of example 1, baked at a temperature of 130 ℃ and then bent to see whether or not cracks occurred, and as a result, no deformation of the coated surface occurred, referring to FIG. 3.
Comparative example test 1:
the test method refers to performance test 1, and the test result is as follows: yellowing does not occur at 150 ℃.
Comparative example test 2:
the test method refers to performance test 1, and the test result is as follows: yellowing occurs at 130 ℃.
Claims (7)
1. The copper door gloss oil capable of controlling color change according to baking temperature is characterized by comprising resin and an auxiliary agent;
the resin comprises the following components in parts by weight:
3-4 parts of acrylic resin;
1 part of amino resin;
0.5-0.7 part of fluororesin;
the graphene oxide accounts for 4-6 per mill of the total weight of the copper door gloss oil;
the auxiliary agent comprises a coupling agent, and the coupling agent accounts for 4-6 per mill of the total weight of the copper door gloss oil;
the solid content of the copper door gloss oil is 65-70%;
the acrylic resin is one of Mitsubishi yang chemical acrylic resin BR115 or Mitsubishi yang chemical acrylic resin BR-106;
the Amino Resin is one of an Disemann Amino Resin Melics80 and Amino Resin BR-20 SE;
the fluororesin is oily fluororesin JF-2X or oily fluororesin JF-3X produced by Suzhou creative industry Co., Ltd;
the coupling agent is one of KH550, KH560, KH570, KH792, DL602 and DL 171.
2. The gloss oil for copper door capable of controlling color change according to baking temperature as claimed in claim 1, wherein the resin is composed of the following components in parts by weight:
3.2-3.8 parts of acrylic resin;
1 part of amino resin;
0.55-0.65 part of fluororesin;
the graphene oxide accounts for 4-6 per mill of the total weight of the copper door gloss oil.
3. The copperdoor gloss oil capable of controlling color change according to baking temperature as claimed in claim 1, wherein the assistant comprises the following components:
adhesion promoter ADP, wherein the adhesion promoter ADP accounts for 4-6 per mill of the total weight of the copper door gloss oil;
the salt spray resistant additive accounts for 0.8-1.2% of the total weight of the copper door gloss oil.
4. The copperdoor gloss oil capable of controlling color change according to baking temperature as claimed in claim 3, wherein the assistant comprises the following components:
the matte powder accounts for 6-8% of the total weight of the copper door gloss oil.
5. The copperdoor gloss oil controlling color change according to baking temperature of claim 3, wherein the salt spray resistant additive is water-based salt spray resistant additive CA70 from Sessian chemical.
6. The copperdoor gloss oil capable of controlling color change according to baking temperature as claimed in claim 1, wherein the solvent is butyl acetate and butanol, and the weight ratio is 3-4: 1.
7. A method for preparing the copperdoor gloss oil with the color change controlled according to the baking temperature as claimed in any one of claims 1 to 6, which comprises the following steps:
step 1: uniformly stirring the solvent and all the raw materials, and homogenizing;
step 2: and (6) packaging.
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| Application Number | Priority Date | Filing Date | Title |
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| CN116082904A (en) * | 2023-01-13 | 2023-05-09 | 清远市贝客音涂料有限公司 | Oily low-temperature baking paint copper door gloss oil coating and preparation method thereof |
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