CN110684446A - Water-based ultra-clear primer suitable for solid wood furniture and preparation method thereof - Google Patents
Water-based ultra-clear primer suitable for solid wood furniture and preparation method thereof Download PDFInfo
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- CN110684446A CN110684446A CN201810731959.0A CN201810731959A CN110684446A CN 110684446 A CN110684446 A CN 110684446A CN 201810731959 A CN201810731959 A CN 201810731959A CN 110684446 A CN110684446 A CN 110684446A
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- water
- solid wood
- wood furniture
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- clear primer
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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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
- C09D5/002—Priming paints
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a water-based ultra-clear primer suitable for solid wood furniture and a preparation method thereof, belonging to the technical field of coatings. The composite material comprises the following raw materials in percentage by mass: 75-85% of aqueous polyurethane dispersoid, 0.1-0.3% of pH value regulator, 5-10% of deionized water, 0.1-0.3% of defoamer, 0.1-0.4% of wetting agent, 1-5% of film-forming assistant, 5-15% of hand feeling agent and 0.3-0.8% of thickening agent. The water-based ultra-clear primer suitable for solid wood furniture and the preparation method thereof have the advantages of high transparency, clear and visible wood grains, strong stereoscopic impression and the like.
Description
Technical Field
The invention relates to a water-based ultra-clear primer suitable for solid wood furniture and a preparation method thereof, belonging to the technical field of rapid forming.
Background
With the further improvement of environmental regulations, aiming at reducing environmental load, new water-based coatings with low or zero VOC emission have become a hot point of research and development. The water-based wood paint is applied to solid wood furniture for coating, and the coated solid wood furniture has the defects of non-transparent transparency, poor fullness and non-smooth hand feeling, so that an ultra-clear primer suitable for the solid wood furniture is designed and developed, and the product has the following characteristics: 1. the paint can be used as clear primer of water-based paint, and has high transparency, clear and visible wood grain and strong stereoscopic impression; 2. the product has high solid content, and can have good fullness after being sprayed once; 3. the high-performance main body water-based emulsion and the functional auxiliary agent are applied, so that smooth handfeel can be provided, and the requirements of high-end furniture on handfeel are met.
Disclosure of Invention
Aiming at the technical problems, the invention provides a water-based ultra-clear primer suitable for solid wood furniture and a preparation method thereof.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: the water-based ultra-clear primer suitable for solid wood furniture comprises the following raw materials in percentage by mass:
75-85% of aqueous polyurethane dispersion,
0.1 to 0.3 percent of PH value regulator,
5 to 10 percent of deionized water,
0.1 to 0.3 percent of defoaming agent,
0.1 to 0.4 percent of wetting agent,
1 to 5 percent of film-forming additive,
5 to 15 percent of hand feeling agent,
0.3 to 0.8 percent of thickening agent.
Further, the aqueous polyurethane dispersion is an aqueous polyurethane dispersion which has a core-shell structure, is zero in VOC, has a solid content of 43-45wt% and has a minimum film-forming temperature of 5 ℃.
Further, the wetting agent is one or both of a polyether modified siloxane wetting agent and a water-based anionic fluorine surface wetting agent.
Further, the pH regulator is AMP-95.
Further, the film-forming assistant is one or two of dipropylene glycol methyl ether and ethylene glycol monobutyl ether.
Furthermore, the nonionic associative polyurethane thickener in the thickener has a rheological curve of any one of Newtonian type and pseudoplastic type.
Further, the antifoaming agent is at least one of Tego Foamex 810, Tego Foamex 825, Tego Airex 902w and Tego Airex901w of a Tego.
Further, the invention also provides a preparation method of the water-based ultra-clear primer suitable for solid wood furniture, which comprises the following steps:
A. adding deionized water into a suitable container according to the formula amount;
b, under 600-700r/min, sequentially weighing and accurately adding the bactericide, the wetting agent and the dispersing agent, and stirring for 2 min;
C. slowly adding cellulose, then sequentially adding a pH regulator, a defoaming agent and a filler, gradually opening at a high rotation speed to 1500r/min along with the increase of viscosity, and stirring for 25 min;
and D.800-1000r/min, slowly adding the emulsion and the film-forming additive, stirring for 10min, adding the antifreezing agent, the defoaming agent and the thickening agent, stirring for 10min, and filling.
Due to the adoption of the technical scheme, the invention achieves the technical effects that:
(1) the water-based super-clear primer suitable for solid wood furniture can be used as a clear finish of a water-based paint, and has high transparency, clear and visible wood grains and strong stereoscopic impression;
(2) the product has high solid content, can have good fullness after being sprayed once, greatly shortens the construction period and saves manpower and material resources;
(3) the product can provide high fullness and good hand feeling after being coated, and can overcome the defects of poor hand feeling, poor transparency and the like after being coated in the prior art.
Detailed Description
The present invention will be described in detail with reference to examples.
Example 1
The water-based ultra-clear primer suitable for solid wood furniture is prepared from the following raw materials in percentage by mass:
| name of raw materials | Mass fraction% |
| Aqueous polyurethane dispersions | 85 |
| Deionized water | 7.2 |
| PH value regulator | 0.3 |
| Film forming aid | 1.0 |
| Wetting agent | 0.4 |
| Defoaming agent | 0.3 |
| Hand feeling agent | 5 |
| Thickening agent | 0.8 |
Wherein the aqueous polyurethane is CUR995 of Opadry; the pH regulator is Dow AMP-95; the film-forming assistant is DPM of the Dow chemical; the wetting agent is TEGO Wet 280 from Digao; the defoamer was TEGO Airex 902W from Tego, the feel agent was a wax emulsion from Luborun, and the thickener was PUR40 from Ming Ling, Germany.
The preparation method of the water-based varnish suitable for the solid wood furniture in the embodiment comprises the following steps: adding a pH regulator into the aqueous polyurethane dispersion, stirring and mixing uniformly at a speed of more than or equal to 1000rpm, then adding a defoaming agent and a wetting agent at a rotating speed of more than or equal to 800rpm, adding a hand feeling agent after mixing uniformly, stirring for 5 minutes at 500rpm, adding a thickening agent at a rotating speed of 800rpm, and stirring uniformly to obtain the solid wood furniture aqueous clear finish.
Example 2
The water-based ultra-clear primer suitable for solid wood furniture in the implementation is prepared from the following raw materials in percentage by mass:
| name of raw materials | Mass fraction% |
| Aqueous polyurethane dispersions | 80 |
| Deionized water | 10 |
| PH value regulator | 0.2 |
| Film forming aid | 4 |
| Wetting agent | 0.1 |
| Defoaming agent | 0.1 |
| Hand feeling agent | 5.3 |
| Thickening agent | 0.3 |
Wherein the aqueous polyurethane is CUR995 of Opadry; the pH regulator is Dow AMP-95; the film-forming assistant is DPM of the Dow chemical; the wetting agent is TEGO Wet 280 from Digao; the defoamer was TEGO Airex 902W from Tego, the feel agent was a wax emulsion from Luborun, and the thickener was PUR40 from Ming Ling, Germany.
In this embodiment, the preparation method of the water-based ultra-clear primer suitable for solid wood furniture includes the following steps: adding a pH value regulator into the aqueous polyurethane dispersion, stirring and mixing uniformly at a speed of more than or equal to 1000rpm, then adding a defoaming agent and a wetting agent at a rotating speed of more than or equal to 800rpm, adding a hand feeling agent after mixing uniformly, stirring for 5 minutes at 500rpm, adding a thickening agent at a rotating speed of 800rpm, and stirring uniformly to obtain the aqueous ultra-clear primer for solid wood furniture.
Example 3
The water-based ultra-clear primer suitable for solid wood furniture in the implementation is prepared from the following raw materials in percentage by mass:
| name of raw materials | Mass fraction% |
| Aqueous polyurethane dispersions | 83 |
| PH value regulator | 0.3 |
| Deionized water | 5 |
| Film forming aid | 1.9 |
| Wetting agent | 0.2 |
| Defoaming agent | 0.2 |
| Hand feeling agent | 9 |
| Thickening agent | 0.4 |
Wherein the aqueous polyurethane is CUR995 of Opadry; the pH regulator is Dow AMP-95; the film-forming assistant is DPM of the Dow chemical; the wetting agent is TEGO Wet 280 from Digao; the defoamer was TEGO Airex 902W from Tego, the feel agent was a wax emulsion from Luborun, and the thickener was PUR40 from Ming Ling, Germany.
The preparation method of the water-based ultra-clear primer suitable for solid wood furniture comprises the following steps: adding talcum powder into the aqueous polyurethane dispersoid, stirring and mixing uniformly at the speed of more than or equal to 1000rpm, then adding the defoaming agent and the wetting agent at the rotating speed of more than or equal to 800rpm, adding the hand feeling agent after mixing uniformly, stirring for 5 minutes at 500rpm, adding the thickening agent at the rotating speed of 800rpm, and stirring uniformly to obtain the aqueous ultra-clear primer pore-filling agent for the solid wood furniture.
Example 4
The water-based ultra-clear primer suitable for solid wood furniture in the implementation is prepared from the following raw materials in percentage by mass:
| name of raw materials | Mass fraction% |
| Aqueous polyurethane dispersions | 75 |
| Deionized water | 7 |
| PH value regulator | 0.2 |
| Film forming aid | 1.9 |
| Wetting agent | 0.2 |
| Defoaming agent | 0.2 |
| Hand feeling agent | 15 |
| Thickening agent | 0.5 |
Wherein the aqueous polyurethane is CUR995 of Opadry; the pH regulator is Dow AMP-95; the film-forming assistant is DPM of the Dow chemical; the wetting agent is TEGO Wet 280 from Digao; the defoamer was TEGO Airex 902W from Digao, the feel agent was a wax emulsion from Luborun, and the thickener was PUR40 from Ming Ling, Germany.
The preparation method of the water-based ultra-clear primer suitable for solid wood furniture comprises the following steps: adding a pH regulator into the aqueous polyurethane dispersion, stirring and mixing uniformly at a speed of more than or equal to 1000rpm, then adding a defoaming agent and a wetting agent at a rotating speed of more than or equal to 800rpm, adding a hand feeling agent after mixing uniformly, stirring for 5 minutes at 500rpm, adding a thickening agent at a rotating speed of 800rpm, and stirring uniformly to obtain the aqueous ultra-clear primer for solid wood furniture.
The product of the invention has the following characteristics: 1. the paint can be used as a clear finish of a water-based paint, and has high transparency, clear and visible wood grains and strong stereoscopic impression; 2. the product has high solid content, and can have good fullness after being sprayed once; 3. the high-performance main body water-based emulsion and the functional auxiliary agent are applied, so that smooth handfeel can be provided, and the requirements of high-end furniture on handfeel are met.
The detection data of the water-based ultra-clear primer suitable for solid wood furniture prepared by the invention are shown in the following table:
| detecting items | Detection requirements | The result of the judgment |
| In the container state | Uniformly stirred without hard lumps | Qualified |
| Fineness (mum) is less than or equal to | 70 or agreed upon | Qualified |
| Storage stability (50 ℃, 7 d) | No abnormality | Qualified |
| Solidification performance/(mJ/cm) | By passing | Qualified |
| Curing time (min) | 1-3 | Qualified |
| Transparency | By passing | Qualified |
| Grid test (grid spacing 2 mm)/level | 2 | Qualified |
| Hand feeling | Smooth and comfortable | Qualified |
The above examples are intended to illustrate that the present invention may be implemented or used by those skilled in the art, and modifications to the above would be apparent to those skilled in the art, and therefore the present invention includes, but is not limited to, the above embodiments, any methods, processes, products, etc., consistent with the principles and novel and inventive features disclosed herein, and fall within the scope of the present invention.
Claims (8)
1. The water-based ultra-clear primer suitable for solid wood furniture is characterized in that: the composite material comprises the following raw materials in percentage by mass:
75-85% of aqueous polyurethane dispersion,
0.1 to 0.3 percent of PH value regulator,
5 to 10 percent of deionized water,
0.1 to 0.3 percent of defoaming agent,
0.1 to 0.4 percent of wetting agent,
1 to 5 percent of film-forming additive,
5 to 15 percent of hand feeling agent,
0.3 to 0.8 percent of thickening agent.
2. The waterborne special clear primer for solid wood furniture according to claim 1, wherein: the aqueous polyurethane dispersion has a core-shell structure, is zero in VOC, has a solid content of 43-45wt% and has a minimum film-forming temperature of 5 ℃.
3. The water-based primer surfacer suitable for solid wood furniture according to claim 1 or 2, wherein: the wetting agent is one or two of a polyether modified siloxane wetting agent and a water-based anionic fluorine surface wetting agent.
4. The water-based ultra-clear primer for solid wood furniture as claimed in claim 1 ~ 3, wherein the pH regulator is AMP-95.
5. The water-based special clear primer for solid wood furniture as claimed in claim 1 ~ 4, wherein the film forming agent is one or two of dipropylene glycol methyl ether and ethylene glycol monobutyl ether.
6. The water-based special clear primer for solid wood furniture as claimed in claim 1 ~ 5, wherein the thickener is nonionic associative polyurethane thickener, and the rheological curve of the thickener is either Newtonian type or pseudoplastic type.
7. The waterborne special clear primer for solid wood furniture according to claim 1 ~ 6, wherein the defoamer is at least one of Tego Foamex 810, Tego Foamex 825, Tego Airex 902w and Tego Airex901w of Tego.
8. The method for preparing the water-based special clear primer for solid wood furniture as claimed in claim 1 ~ 7, comprising the following steps:
adding deionized water into a suitable container according to the formula amount;
under 600-;
slowly adding cellulose, then sequentially adding a pH regulator, a defoaming agent and a filler, gradually opening at a high rotation speed to 1500r/min along with the increase of viscosity, and stirring for 25 min;
slowly adding the emulsion and the film-forming additive under the speed of 800-.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810731959.0A CN110684446A (en) | 2018-07-05 | 2018-07-05 | Water-based ultra-clear primer suitable for solid wood furniture and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810731959.0A CN110684446A (en) | 2018-07-05 | 2018-07-05 | Water-based ultra-clear primer suitable for solid wood furniture and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110684446A true CN110684446A (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810731959.0A Pending CN110684446A (en) | 2018-07-05 | 2018-07-05 | Water-based ultra-clear primer suitable for solid wood furniture and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112500729A (en) * | 2020-10-30 | 2021-03-16 | 泉州市派腾新材料科技有限公司 | High-leveling-property wood lacquer and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363706A (en) * | 2011-06-30 | 2012-02-29 | 成都倍大涂料有限公司 | Transparent aqueous monocomponent priming paint and preparation method thereof |
| CN105219246A (en) * | 2015-11-05 | 2016-01-06 | 广东顺德漆强化工科技有限公司 | A kind of water-based warms up wooden priming paint and preparation method thereof |
| CN105860821A (en) * | 2015-01-21 | 2016-08-17 | 湖南邦弗特新材料技术有限公司 | Aqueous one-component polyurethane wood paint, preparation method and application technology thereof |
-
2018
- 2018-07-05 CN CN201810731959.0A patent/CN110684446A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363706A (en) * | 2011-06-30 | 2012-02-29 | 成都倍大涂料有限公司 | Transparent aqueous monocomponent priming paint and preparation method thereof |
| CN105860821A (en) * | 2015-01-21 | 2016-08-17 | 湖南邦弗特新材料技术有限公司 | Aqueous one-component polyurethane wood paint, preparation method and application technology thereof |
| CN105219246A (en) * | 2015-11-05 | 2016-01-06 | 广东顺德漆强化工科技有限公司 | A kind of water-based warms up wooden priming paint and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112500729A (en) * | 2020-10-30 | 2021-03-16 | 泉州市派腾新材料科技有限公司 | High-leveling-property wood lacquer and preparation method thereof |
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Application publication date: 20200114 |