CN113502098A - Environment-friendly low-VOC (volatile organic compound) water-based acrylic amino baking paint and preparation method thereof - Google Patents
Environment-friendly low-VOC (volatile organic compound) water-based acrylic amino baking paint and preparation method thereof Download PDFInfo
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- CN113502098A CN113502098A CN202110836734.3A CN202110836734A CN113502098A CN 113502098 A CN113502098 A CN 113502098A CN 202110836734 A CN202110836734 A CN 202110836734A CN 113502098 A CN113502098 A CN 113502098A
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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
- C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated 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
- 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
- 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
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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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
- 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
- C08K2003/221—Oxides; Hydroxides of metals of rare earth metal
- C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
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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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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Abstract
The invention discloses an environment-friendly low-VOC aqueous acrylic amino baking paint and a preparation method thereof, wherein the baking paint comprises the following components: 50-70 parts of water-based acrylic resin, 5-8.4 parts of water-based amino resin, 1.5-3.5 parts of environment-friendly pigment, 15-35 parts of deionized water and 0.05-0.7 part of additive. The invention greatly improves the hardness, adhesive force and weather resistance of the water-based acrylic amino baking paint, reduces VOC and production cost, and provides a high-quality environment-friendly product for downstream enterprises.
Description
Technical Field
The invention relates to the technical field of paint, in particular to environment-friendly low-VOC (volatile organic compound) water-based acrylic amino baking paint and a preparation method thereof.
Background
The acrylic baking paint has good weather resistance, good adhesive force, high hardness, bright and full paint film, convenient construction and very wide application, and is suitable for beautifying and protecting decorative paint on outdoor metal surfaces, such as automobiles, agricultural vehicles, household appliances, security doors, bicycles, and the like. With the limited release of harmful substances in the industrial protective coating of GB 30981-.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides the environment-friendly low-VOC aqueous acrylic amino baking paint and the preparation method thereof, so that the hardness, the adhesive force and the weather resistance of the aqueous acrylic amino baking paint are greatly improved, the VOC and the production cost are reduced, and a high-quality environment-friendly product is provided for downstream enterprises.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an environment-friendly low-VOC aqueous acrylic amino baking paint, which comprises the following components: 50-70 parts of water-based acrylic resin, 5-8.4 parts of water-based amino resin, 1.5-3.5 parts of environment-friendly pigment, 15-35 parts of deionized water and 0.05-0.7 part of additive.
Further, the aqueous acrylic resin comprises one or more of a hydroxy acrylic emulsion, an aqueous hydroxy acrylic dispersion, a styrene-acrylic copolymer, an aqueous polyester secondary dispersion, an aqueous additive type resin emulsion, an aqueous acrylic secondary dispersion and an aqueous acrylic modified resin.
Further, the aqueous amino resin comprises one or more of methylated amino resin containing high imino, polymer containing hydroxyl, amido and carboxyl, methylated melamine formaldehyde resin and hexamethoxy methyl melamine resin.
Further, the environment-friendly pigment comprises one or more of coated rutile type titanium dioxide, organic yellow, titanium cyan, organic red and mica pearlescent pigment.
Further, the deionized water is the pure water from which impurities in the form of ions have been removed.
Further, the additive is one or more of dimethylethanolamine, polyether modified polysiloxane, a pigment affinity group-containing high-molecular copolymer, an acrylic copolymer solution, an alkanolamine of a multifunctional copolymer, an ionic acrylic acid solution, an organic modified sheet silicate, blocked p-toluenesulfonic acid, polyether modified silicone, a nano-alumina dispersion and a cerium oxide nanoparticle dispersion.
The invention also provides a preparation method of the environment-friendly low-VOC aqueous acrylic amino baking paint, which comprises the following steps:
s1, adding the water-based acrylic resin and the water-based amino resin into a dispersion machine according to the mass fraction, and mixing, wherein the mixing time is 20-30 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
s2, continuously adding additives and deionized water with the mass fraction not more than the mass fraction into a dispersion machine, wherein the mixing time is 20-30 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
s3, continuously adding the environment-friendly pigment with the mass fraction into a dispersion machine, wherein the mixing time is 30-40 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
s4, adding the mixture obtained in the S3 into a grinder to grind for 2-5 times;
s5, continuously putting the ground mixture into a dispersion machine, and adding deionized water with the residual mass fraction into the dispersion machine, wherein the mixing time is 30-40 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
and S6, adding the rest additives into a dispersion machine, and continuously mixing for 30-40 minutes, wherein the rotation speed of the dispersion machine is 500 revolutions per minute.
Compared with the prior art, the invention has the beneficial effects that: the invention aims to overcome the VOC content in the traditional acrylic amino baking varnish, improve the indexes of hardness, adhesive force, weather resistance and the like, have absolute advantages in the aspects of performance and price, meet the VOC emission requirement of new laws and regulations and provide an environment-friendly product for downstream enterprises.
Detailed Description
The present invention is described in more detail below. The various embodiments may be combined with each other to form other embodiments not shown in the following description.
In the description of the present invention, it should be noted that if the terms "first" and "second" are used for descriptive purposes only, they are not to be construed as indicating or implying relative importance or implying any number of technical features. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features, and in the description of the invention, "a number" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "assembled", "connected", and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; or may be a mechanical connection; the two elements can be directly connected or connected through an intermediate medium, and the two elements can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.
An environment-friendly low-VOC aqueous acrylic amino baking paint comprises the following components: 50-70 parts of water-based acrylic resin, 5-8.4 parts of water-based amino resin, 1.5-3.5 parts of environment-friendly pigment, 15-35 parts of deionized water and 0.05-0.7 part of additive.
The water-based acrylic resin comprises one or more of hydroxyl acrylic emulsion, water-based hydroxyl acrylic dispersion, styrene-acrylic copolymer, water-based polyester secondary dispersion, water-based additive type resin emulsion, water-based acrylic secondary dispersion and water-based acrylic modified resin.
The water-based amino resin comprises one or more of methylated amino resin containing high imino, polymer containing hydroxyl, amido and carboxyl, methylated melamine formaldehyde resin and hexamethoxy methyl melamine resin.
The environment-friendly pigment comprises one or more of coating rutile type titanium dioxide, organic yellow, titanium cyan, organic red and mica pearlescent pigment.
Deionized water is pure water from which impurities in the form of ions have been removed.
The additive is one or more of dimethylethanolamine, polyether modified polysiloxane, a high molecular copolymer containing pigment affinity groups, an acrylic copolymer solution, alkanolamine of a multifunctional copolymer, an ionic acrylic acid solution, organic modified sheet silicate, enclosed p-toluenesulfonic acid, polyether modified organosilicon, a nano-alumina dispersion and a cerium oxide nanoparticle dispersion.
The preparation method of the environment-friendly low-VOC aqueous acrylic amino baking paint comprises the following steps:
s1, adding the water-based acrylic resin and the water-based amino resin into a dispersion machine according to the mass fraction, and mixing, wherein the mixing time is 20-30 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
s2, continuously adding additives and deionized water with the mass fraction not more than the mass fraction into a dispersion machine, wherein the mixing time is 20-30 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
s3, continuously adding the environment-friendly pigment with the mass fraction into a dispersion machine, wherein the mixing time is 30-40 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
s4, adding the mixture obtained in the S3 into a grinder to grind for 2-5 times;
s5, continuously putting the ground mixture into a dispersion machine, and adding deionized water with the residual mass fraction into the dispersion machine, wherein the mixing time is 30-40 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
and S6, adding the rest additives into a dispersion machine, and continuously mixing for 30-40 minutes, wherein the rotation speed of the dispersion machine is 500 revolutions per minute.
The following experiment was performed on the virus sample preservation solution prepared in the present invention:
three groups of the invention are respectively taken for testing two batches, two similar products on the market are selected as comparative examples, and the experimental results are as follows:
the VOC detection is GB24409-2020, the viscosity detection is GB/T1723, the paint film adhesion detection is GB/T9286, and the hardness detection is GB/T6739.
According to the data, the invention greatly improves the viscosity, adhesive force and hardness of the product while obviously reducing VOC.
The sample is subjected to an artificial accelerated aging resistance experiment, and the detection result is as follows:
therefore, the invention has good weather resistance.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The environment-friendly low-VOC aqueous acrylic amino baking paint is characterized by comprising the following components: 50-70 parts of water-based acrylic resin, 5-8.4 parts of water-based amino resin, 1.5-3.5 parts of environment-friendly pigment, 15-35 parts of deionized water and 0.05-0.7 part of additive.
2. The environment-friendly low-VOC aqueous acrylic amino baking paint according to claim 1, characterized in that: the water-based acrylic resin comprises one or more of hydroxyl acrylic emulsion, water-based hydroxyl acrylic dispersion, styrene-acrylic copolymer, water-based polyester secondary dispersion, water-based additive type resin emulsion, water-based acrylic secondary dispersion and water-based acrylic modified resin.
3. The environment-friendly low-VOC aqueous acrylic amino baking paint according to claim 1, characterized in that: the water-based amino resin comprises one or more of methylated amino resin containing high imino, polymer containing hydroxyl, amido and carboxyl, methylated melamine formaldehyde resin and hexamethoxy methyl melamine resin.
4. The environment-friendly low-VOC aqueous acrylic amino baking paint according to claim 1, characterized in that: the environment-friendly pigment comprises one or more of coating rutile type titanium dioxide, organic yellow, titanium cyan, organic red and mica pearlescent pigment.
5. The environment-friendly low-VOC aqueous acrylic amino baking paint according to claim 1, characterized in that: the deionized water is pure water from which impurities in the form of ions have been removed.
6. The environment-friendly low-VOC aqueous acrylic amino baking paint according to claim 1, characterized in that: the additive is one or more of dimethylethanolamine, polyether modified polysiloxane, a high molecular copolymer containing pigment affinity groups, an acrylic copolymer solution, alkanolamine of a multifunctional copolymer, an ionic acrylic acid solution, organic matter modified sheet silicate, enclosed p-toluenesulfonic acid, polyether modified organosilicon, a nano-alumina dispersion and a cerium oxide nanoparticle dispersion.
7. The preparation method of the environment-friendly low-VOC aqueous acrylic amino baking paint is characterized by comprising the following steps:
s1, adding the water-based acrylic resin and the water-based amino resin into a dispersion machine according to the mass fraction of claim 1 for mixing, wherein the mixing time is 20-30 minutes, and the rotation speed of the dispersion machine is 500 revolutions per minute;
s2, continuously adding the additive and the deionized water which do not exceed the mass fraction of the additive and the deionized water in the claim 1 into a dispersion machine, wherein the mixing time is 20-30 minutes, and the rotating speed of the dispersion machine is 500 r/min;
s3, continuously adding the environment-friendly pigment with the mass fraction as described in claim 1 into a dispersion machine, wherein the mixing time is 30-40 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
s4, adding the mixture obtained in the S3 into a grinder to grind for 2-5 times;
s5, continuously putting the ground mixture into a dispersion machine, and adding deionized water with the residual mass fraction into the dispersion machine, wherein the mixing time is 30-40 minutes, and the rotating speed of the dispersion machine is 500 revolutions per minute;
and S6, adding the rest additives into a dispersion machine, and continuously mixing for 30-40 minutes, wherein the rotation speed of the dispersion machine is 500 revolutions per minute.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110836734.3A CN113502098A (en) | 2021-07-23 | 2021-07-23 | Environment-friendly low-VOC (volatile organic compound) water-based acrylic amino baking paint and preparation method thereof |
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| CN202110836734.3A CN113502098A (en) | 2021-07-23 | 2021-07-23 | Environment-friendly low-VOC (volatile organic compound) water-based acrylic amino baking paint and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114213916A (en) * | 2021-12-21 | 2022-03-22 | 天津科瑞达涂料化工有限公司 | Water-based non-shading plain color finish paint for automobile and preparation method thereof |
| CN115895359A (en) * | 2022-07-05 | 2023-04-04 | 衡水新光新材料科技有限公司 | Water-based acrylic amino baking varnish coating and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107964317A (en) * | 2017-09-11 | 2018-04-27 | 河北晨阳工贸集团有限公司 | Water soluble acrylic acid amino-stoving varnish and preparation method thereof |
| CN109913060A (en) * | 2019-01-11 | 2019-06-21 | 河北晨阳工贸集团有限公司 | Water soluble acrylic acid amino-stoving varnish and preparation method thereof |
-
2021
- 2021-07-23 CN CN202110836734.3A patent/CN113502098A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107964317A (en) * | 2017-09-11 | 2018-04-27 | 河北晨阳工贸集团有限公司 | Water soluble acrylic acid amino-stoving varnish and preparation method thereof |
| CN109913060A (en) * | 2019-01-11 | 2019-06-21 | 河北晨阳工贸集团有限公司 | Water soluble acrylic acid amino-stoving varnish and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114213916A (en) * | 2021-12-21 | 2022-03-22 | 天津科瑞达涂料化工有限公司 | Water-based non-shading plain color finish paint for automobile and preparation method thereof |
| CN115895359A (en) * | 2022-07-05 | 2023-04-04 | 衡水新光新材料科技有限公司 | Water-based acrylic amino baking varnish coating and preparation method thereof |
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Application publication date: 20211015 |