CN110643239A - Research, development and preparation method of water-based single-component finish paint with ultralow odor in cabinet - Google Patents
Research, development and preparation method of water-based single-component finish paint with ultralow odor in cabinet Download PDFInfo
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- CN110643239A CN110643239A CN201910876476.4A CN201910876476A CN110643239A CN 110643239 A CN110643239 A CN 110643239A CN 201910876476 A CN201910876476 A CN 201910876476A CN 110643239 A CN110643239 A CN 110643239A
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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
- C09D133/04—Homopolymers or copolymers of esters
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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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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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
- 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
- C09D7/63—Additives non-macromolecular organic
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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
- 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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- 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
- C09D7/80—Processes for incorporating ingredients
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention discloses a research and development and preparation method of an ultra-low-odor water-based single-component finish paint used in a cabinet, which comprises the following components in parts by weight: 40-55 parts of water-based hydroxyl modified acrylic emulsion, 25-35 parts of polyurethane resin, 0.07-0.1 part of a foaming agent, 12-20 parts of vegetable oil color paste, 1-2.5 parts of a film assistant, 2-5 parts of an H regulator and 0.2-0.5 part of a foaming agent, wherein the vegetable oil color paste is natural color paste extracted from plants, the vegetable oil color paste is subjected to peculiar smell removal treatment before use, a base material of the film forming assistant is alcohol ester twelve, and dipropylene glycol methyl ether is additionally added to the film forming assistant. According to the research, development and preparation method of the water-based single-component finish paint with ultralow odor in the cabinet, the types of the auxiliary agents are reduced under the condition that various performances of a paint film are not influenced, the number of the added auxiliary agents is relatively reduced, and meanwhile, the auxiliary agents are made of materials with less peculiar smell.
Description
Technical Field
The invention relates to the technical field of water-based single-component finish paint, in particular to a research, development and preparation method of water-based single-component finish paint with ultralow odor in a cabinet.
Background
The single-component water-based paint is a copolymer of acrylic acid and polyurethane, has the characteristics of high transparency, strong adhesive force, fine and smooth hand feeling of a paint film, high fullness, better paint film hardness, water resistance, pollution resistance and the like, has comprehensive properties close to those of oil-based paint, can meet the requirements of furniture coating of vertical surface systems such as cabinets, wallboards, bookshelves, showcases, beds and the like, and has the advantages that along with the greatest requirements of consumers on environmental protection, when the furniture is purchased, in addition to the color and style of the furniture, the paint film used by the furniture is more and more emphasized, the main sources of furniture odor are the paint film on the surface and glue of the furniture, after the furniture is used for a long time, the problem that the furniture odor affects the consumers is more and more prominent, and if the furniture odor volatilizes for a long time.
The wardrobe is as the essential furniture of every family, and it arouses people's high attention to be located the difficult volatility of enclosure space smell in the cabinet, and current producer uses water paint in the inside of wardrobe often in order to reduce the influence of paint to furniture, and the wardrobe leads to inside humidity higher because the ventilative nature is relatively poor, and easy going mildy, causes the influence to water paint, and current water paint can add multiple auxiliary agent when producing, leads to the inside VOC content of water paint to rise to the peculiar smell is great.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a research, development and preparation method of an aqueous single-component finish paint with ultralow odor in a cabinet, and solves the problems that in order to reduce the influence of paint on furniture, an existing manufacturer often uses aqueous paint in a wardrobe, the wardrobe has poor air permeability, so that the humidity in the wardrobe is high, the wardrobe is easy to go mouldy and influence the aqueous paint, and the existing aqueous paint is added with various additives during production, so that the VOC content in the aqueous paint is increased, and the peculiar smell is large.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the water-based single-component finish paint for the ultra-low odor in the cabinet comprises the following components in parts by weight:
preferably, the plant oily color paste is natural color paste extracted from plants, and the plant oily color paste is subjected to peculiar smell removal treatment before use.
Preferably, the base material of the film forming aid is alcohol ester twelve, and the film forming aid is additionally added with dipropylene glycol methyl ether, propylene glycol butyl ether and propylene glycol methyl ether acetate.
Preferably, the base material of the pH regulator is neutralized amine, N-dimethylethanolamine is additionally added into the pH regulator, and sodium metabisulfite is also added into the pH regulator and is mainly used as a catalyst.
Preferably, zinc pentachlorophenol and aluminum acrylate are used as main mildew-proof components of the mildew-proof agent, and hydrophobic silicon dioxide, diatom ooze, titanium dioxide and ligustral are also added into the mildew-proof agent.
Preferably, the antifoaming agent employs a higher alcohol fatty acid ester complex, polyoxypropylene glycerol ether and polyoxypropylene polyoxyethylene glycerol ether.
The invention also discloses a research and development and preparation method of the water-based single-component finish paint with ultralow odor in the cabinet, which comprises the following steps:
step 1, pouring the aqueous hydroxyl modified acrylic emulsion into a stirring kettle, adjusting the stirring kettle to 510R/min, adjusting the temperature in the stirring kettle to 50 ℃, then slowly adding the aqueous polyurethane resin into the aqueous hydroxyl modified acrylic emulsion, and stirring for 25min after the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin are mixed;
2, placing the mixed solution of the mixed aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin into a container, placing the container at a position in a low-temperature environment, and placing the container 30, wherein the majority of the area outside the container is made of a lightproof material, the mixed solution is prevented from being directly irradiated by light, the top end of the container is made of a transparent material, a photocatalyst is sprayed inside the container, and good ventilation is kept;
step 3, stirring the mixed solution of the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin by using the stirring kettle again, sequentially adding the film-forming assistant, the mildew preventive, the vegetable oil color paste and the pH regulator into the mixed solution, and dispersing the solution at a high speed of 1000r/min for 15 min;
and 4, separating the foam on the surface of the mixed solution from the solution by adopting a physical mode, placing a filter plate in the stirring kettle before processing, lifting the filter plate after processing, adding a defoaming agent, and stirring the solution at a low speed of 130 r/min.
(III) advantageous effects
The invention provides a research, development and preparation method of an aqueous single-component finish paint with ultralow odor in a cabinet.
The method has the following beneficial effects:
(1) the base material of the film-forming assistant is alcohol ester twelve, and the film-forming assistant is additionally added with one or a combination of more of dipropylene glycol methyl ether, propylene glycol butyl ether and propylene glycol methyl ether acetate. The base material of the PH regulator is neutralized amine, one or more combinations of N, N-dimethylethanolamine and 2-amino-2-methyl-1-propanol are additionally added into the PH regulator, and the mildew preventive adopts zinc pentachlorophenolate and aluminum acrylate as main mildew-proof components.
(2) This a development and preparation method for waterborne single component finish paint of ultralow smell in cabinet, through aqueous hydroxyl modified acrylic acid emulsion and the position that aqueous polyurethane resin mixed solution after will mixing held the container and placed low temperature environment department, place 30, container outside major area adopts opaque material, avoid the mixed solution of light direct injection simultaneously, the top of container adopts the printing opacity material and the inside spraying has photocatalyst, keep good ventilation simultaneously, thereby can clear away the peculiar smell that mixed solution gived off through photocatalyst, reduce the VOC content of waterborne emulsion, reduce the smell of product from essence.
(3) According to the developing and preparing method of the water-based single-component finish paint with the ultralow odor in the cabinet, the water-based hydroxyl modified acrylic emulsion and the water-based polyurethane resin mixed solution are stirred by using a stirring kettle, the film-forming assistant, the mildew preventive, the vegetable oily color paste and the pH regulator are sequentially added into the mixed solution, the solution is dispersed at a high speed of 950-1300 r/min for 15-20 min, the foam on the surface of the mixed solution is physically separated from the solution, then the defoaming agent is added, and the solution is stirred at a low speed of 120-200 r/min.
Drawings
FIG. 1 is a graph of comparative information for examples of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1, the embodiment of the present invention provides three technical solutions: a research and development and preparation method of an ultra-low-odor water-based single-component finish paint used in a cabinet comprises the following embodiments:
example 1
Step 1, pouring the aqueous hydroxyl modified acrylic emulsion into a stirring kettle, adjusting the stirring kettle to 520R/min, adjusting the temperature in the stirring kettle to 50 ℃, then slowly adding the aqueous polyurethane resin into the aqueous hydroxyl modified acrylic emulsion, and stirring for 25min after the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin are mixed;
2, filling the mixed solution of the mixed aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin into a container, placing the container at a position in a low-temperature environment for 32 hours, wherein the most area of the outer side of the container is made of a lightproof material, the mixed solution is prevented from being directly irradiated by light rays, the top end of the container is made of a light-transmitting material, a photocatalyst is sprayed in the container, and good ventilation is kept;
step 3, stirring the mixed solution of the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin by using the stirring kettle again, sequentially adding a film-forming aid, a mildew preventive, a vegetable oily color paste and a pH regulator into the mixed solution, wherein the base material of the film-forming aid is alcohol ester twelve, the film-forming aid is additionally added with propylene glycol butyl ether, propylene glycol butyl ether and propylene glycol methyl ether acetate, the base material of the pH regulator is neutralizing amine, the pH regulator is additionally added with N, N-dimethylethanolamine and 2-amino-2-methyl-1-propanol, sodium metabisulfite is also added into the pH regulator, the sodium metabisulfite is mainly used as a catalyst, the mildew preventive adopts zinc pentachlorophenolate and aluminum acrylate as main mildew preventive components, the mildew preventive is also added with hydrophobic silicon dioxide and diatom ooze, and the vegetable oily color paste is natural color paste extracted from plants, and the plant oily color paste is deodorized before use, and the solution is dispersed at a high speed of 1250r/min for 17 min;
and 4, separating the foam on the surface of the mixed solution from the solution by adopting a physical mode, sucking out the foam on the surface of the solution by adopting a water pump, and then adding a defoaming agent, wherein the defoaming agent is a high-carbon alcohol fatty acid ester compound, polyoxyethylene polyoxypropylene pentaerythritol ether and polyoxypropylene polyoxyethylene glycerol ether, and stirring the solution at a low speed of 130 r/min.
Example II
Step 1, pouring the aqueous hydroxyl modified acrylic emulsion into a stirring kettle, adjusting the stirring kettle to 600R/min, adjusting the temperature in the stirring kettle to 55 ℃, then slowly adding the aqueous polyurethane resin into the aqueous hydroxyl modified acrylic emulsion, and stirring for 20min after the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin are mixed;
2, filling the mixed solution of the mixed aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin into a container, placing the container at a position in a low-temperature environment for 34 hours, wherein the most area of the outer side of the container is made of a lightproof material, the mixed solution is prevented from being directly irradiated by light rays, the top end of the container is made of a light-transmitting material, a photocatalyst is sprayed in the container, and good ventilation is kept;
step 3, stirring the mixed solution of the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin by using the stirring kettle again, sequentially adding a film-forming assistant, a mildew preventive, a vegetable oily color paste and a pH regulator into the mixed solution, wherein the vegetable oily color paste is natural color paste extracted from plants, the peculiar smell of the vegetable oily color paste is removed before use, the base material of the film-forming assistant is alcohol ester twelve, dipropylene glycol methyl ether and propylene glycol methyl ether acetate are additionally added into the film-forming assistant, the base material of the pH regulator is neutralizing amine, N-dimethylethanolamine, 2-amino-2-methyl-1-propanol are additionally added into the pH regulator, sodium metabisulfite is also added into the pH regulator, the sodium metabisulfite is mainly used as a catalyst, and the mildew preventive adopts zinc pentachlorophenolate and aluminum acrylate as main mildew-proof components, hydrophobic silicon dioxide, titanium dioxide and ligustral are also added into the mildew preventive, and the solution is dispersed at a high speed of 1000r/min for 17 min;
and 4, separating the foam on the surface of the mixed solution from the solution by adopting a physical mode, placing a filter plate in a stirring kettle before processing, lifting the filter plate after processing, adding a defoaming agent, and stirring the solution at a low speed of 120-200 r/min by adopting the defoaming agent in a high-carbon alcohol fatty acid ester compound, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxypropylene glycerol ether and polyoxypropylene polyoxyethylene glycerol ether.
EXAMPLE III
Step 1, pouring the aqueous hydroxyl modified acrylic emulsion into a stirring kettle, adjusting the stirring kettle to 550R/min, adjusting the temperature in the stirring kettle to 60 ℃, then slowly adding the aqueous polyurethane resin into the aqueous hydroxyl modified acrylic emulsion, and stirring for 23min after the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin are mixed;
2, filling the mixed solution of the mixed aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin into a container, placing the container at a position in a low-temperature environment, and placing the container for 28 hours, wherein the majority of the area outside the container is made of a lightproof material, the mixed solution is prevented from being directly irradiated by light, the top end of the container is made of a transparent material, a photocatalyst is sprayed inside the container, and good ventilation is kept;
step 3, stirring the mixed solution of the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin by using the stirring kettle again, sequentially adding a film-forming assistant, a mildew preventive, a vegetable oily color paste and a pH regulator into the mixed solution, wherein the vegetable oily color paste is a natural color paste extracted from plants, the peculiar smell of the vegetable oily color paste is removed before use, the base material of the film-forming assistant is alcohol ester twelve, dipropylene glycol methyl ether, propylene glycol butyl ether and propylene glycol methyl ether acetate are additionally added into the film-forming assistant, the base material of the pH regulator is neutralized amine, N-dimethylethanolamine, 2-amino-2-methyl-1-propanol are additionally added into the pH regulator, sodium metabisulfite is also added into the pH regulator, the sodium metabisulfite is mainly used as a catalyst, and the mildew preventive adopts zinc pentachlorophenolate and aluminum acrylate as main mildew-proof components, hydrophobic silicon dioxide, diatom ooze and ligustral are added into the mildew preventive, and the solution is dispersed at a high speed of 950r/min for 17 min;
and 4, separating the foam on the surface of the mixed solution from the solution by adopting a physical mode, then adding a defoaming agent, wherein the defoaming agent is a high-carbon alcohol fatty acid ester compound and polyoxyethylene polyoxypropylene pentaerythritol ether, and stirring the solution at a low speed of 125 r/min.
Product testing
A furniture factory adopts the preparation method of the embodiment 1-3 to respectively prepare three groups of water-based single-component finish paints, selects the water-based single-component finish paints of the same type in the market as a control group, sprays the control product and the three groups of products in the invention on the same wood at one time, and dries in the same environment, after a period of time, the drying speed of the three groups of products in the invention is all greater than that of the control product, and the drying speed of the products in the embodiment II is the fastest; close to wood, the control product can smell slight peculiar smell, and the three groups of products have no peculiar smell; then, a VOC tester is used for detecting four groups of wood, the VOC content of a comparison product is 75g/L, the VOC content of a product in the first embodiment is 20g/L, the VOC content of a product in the first embodiment is 25g/L, the VOC content of a product in the first embodiment is 28g/L, the VOC content of the comparison product is the highest, and the VOC content of a product in the first embodiment is the lowest; the touch wood is adopted, and the surfaces of the four groups of products are smooth in touch; and finally, performing hardness detection on the four groups of wood, wherein the four groups of wood sprayed with the water-based single-component finish paint have the hardness above the standard requirement.
Use case
Case one: the water-based single-component finish paint is sprayed inside a wardrobe of a home by a furniture factory, after a consumer uses the wardrobe in a relatively sealed environment for a period of time after purchasing the wardrobe, no peculiar smell exists in the wardrobe, the paint film does not crack or fall off, the surface of the paint film is smooth in touch, and no convex particle touch feeling exists.
Case two: after a certain consumer purchases a wardrobe coated with the aqueous single-component finish paint, the wardrobe encounters plum rain weather and high humidity in the air when in use, mildew occurs to different degrees in furniture except the wardrobe, a paint film in the wardrobe does not drop, no peculiar smell or mildew smell exists, and clothes in the wardrobe are dry and tidy.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The water-based single-component finish paint for the ultralow odor in the cabinet is characterized in that: the composition is prepared from the following components in parts by weight:
2. the ultra-low odor waterborne one-component topcoat for use in cabinets of claim 1, further comprising: the plant oily color paste is natural color paste extracted from plants, and the peculiar smell of the plant oily color paste is removed before use.
3. The ultra-low odor waterborne one-component topcoat for use in cabinets of claim 1, further comprising: the base material of the film-forming aid is alcohol ester twelve, and the film-forming aid is additionally added with one or a combination of more of dipropylene glycol methyl ether, propylene glycol butyl ether and propylene glycol methyl ether acetate.
4. The ultra-low odor waterborne one-component topcoat for use in cabinets of claim 1, further comprising: the base material of the pH regulator is neutralized amine, one or more combinations of N, N-dimethylethanolamine and 2-amino-2-methyl-1-propanol are additionally added into the pH regulator, and sodium metabisulfite is also added into the pH regulator and is mainly used as a catalyst.
5. The ultra-low odor waterborne one-component topcoat for use in cabinets of claim 1, further comprising: the mildew preventive adopts zinc pentachlorophenate and aluminum acrylate as main mildew-proof components, and is also added with hydrophobic silicon dioxide, diatom ooze, titanium pigment and ligustral.
6. The ultra-low odor waterborne one-component topcoat for use in cabinets of claim 1, further comprising: the defoaming agent adopts one or more of a high-carbon alcohol fatty acid ester compound, polyoxyethylene polyoxypropylene pentaerythritol ether, polyoxypropylene glycerol ether and polyoxypropylene polyoxyethylene glycerol ether.
7. The ultra-low odor waterborne one-component topcoat for use in cabinets of any of claims 1-6, prepared by a method comprising the steps of:
step 1, pouring the aqueous hydroxyl modified acrylic emulsion into a stirring kettle, adjusting the stirring kettle to 450-620R/min, adjusting the temperature in the stirring kettle to 45-60 ℃, slowly adding the aqueous polyurethane resin into the aqueous hydroxyl modified acrylic emulsion, and stirring for 20-30 min after the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin are mixed;
2, filling the mixed solution of the mixed aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin into a container, placing the container at a position in a low-temperature environment for 24-36 hours, wherein most of the outer side of the container is made of a non-light-tight material, light is prevented from directly irradiating the mixed solution, the top end of the container is made of a light-tight material, a photocatalyst is sprayed inside the container, and good ventilation is kept;
step 3, stirring the mixed solution of the aqueous hydroxyl modified acrylic emulsion and the aqueous polyurethane resin by using the stirring kettle again, sequentially adding the film-forming assistant, the mildew preventive, the vegetable oil color paste and the pH regulator into the mixed solution, and dispersing the solution at a high speed of 950-1300 r/min for 15-20 min;
and 4, separating the foam on the surface of the mixed solution from the solution by adopting a physical mode, then adding a defoaming agent, and stirring the solution at a low speed of 120-200 r/min.
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| CN201910876476.4A CN110643239A (en) | 2019-09-17 | 2019-09-17 | Research, development and preparation method of water-based single-component finish paint with ultralow odor in cabinet |
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| CN108129921A (en) * | 2018-01-19 | 2018-06-08 | 东莞市恩雨实业有限公司 | For the environment protection oil paint of plastic toy |
| US20210009856A1 (en) * | 2018-03-13 | 2021-01-14 | Natoco Co., Ltd. | Film-forming resin composition, laminated film, and article to which laminated film is attached |
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Application publication date: 20200103 |