CN111138979A - Production process of water-based high-performance anti-tack highlight self-drying paint - Google Patents
Production process of water-based high-performance anti-tack highlight self-drying paint Download PDFInfo
- Publication number
- CN111138979A CN111138979A CN201911405497.4A CN201911405497A CN111138979A CN 111138979 A CN111138979 A CN 111138979A CN 201911405497 A CN201911405497 A CN 201911405497A CN 111138979 A CN111138979 A CN 111138979A
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- China
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- emulsion
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- glass transition
- water
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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
- C09D201/00—Coating compositions based on unspecified macromolecular 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
- C09D7/61—Additives non-macromolecular inorganic
-
- 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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a production process of water-based high-performance anti-tack highlight self-drying paint, which comprises the steps of taking 20-25 parts by weight of emulsion with the glass transition temperature TG being more than 50, dispersing the emulsion on a dispersion machine at the rotating speed of 700-plus 800r/min after dilution, then dropwise adding 5-8 parts by weight of epoxy resin emulsion and common emulsion with the glass transition temperature TG being 25-30 into the dispersion machine, and dispersing for 30-40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 7-10 parts by weight of silica sol is dripped into the system. The invention has the beneficial effects that: the invention selects the film-forming substance with high TG (more than 50), solves the problem of the back adhesion of the water-based self-drying paint at the temperature of more than 50 ℃ and simultaneously solves the problem of the brittleness of the high TG resin.
Description
Technical Field
The invention relates to the field of coatings, and mainly relates to a production process of water-based high-performance anti-tack highlight self-drying paint.
Background
The tg point of the resin refers to the glass transition temperature of the resin, i.e., the temperature at which the high polymer changes from a high elastic state to a glassy state. The water-based self-drying paint has the problems of viscosity reversion and brittleness of high TG resin at the temperature of more than 50 ℃.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a production process of water-based high-performance anti-after-tack highlight self-drying paint.
The object of the present invention is achieved by the following technical means. A production process of water-based high-performance anti-tack highlight self-drying paint comprises the steps of taking 20-25 parts by weight of emulsion with the glass transition temperature TG being more than 50, dispersing the emulsion on a dispersion machine at the rotating speed of 700-plus 800r/min, then dropwise adding 5-8 parts by weight of epoxy resin emulsion and common emulsion with the glass transition temperature TG being 25-30 into the emulsion, and dispersing the emulsion for 30-40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 7-10 parts by weight of silica sol is dripped into the system.
Preferably, 20 parts by weight of emulsion with the glass transition temperature TG being more than 50 is taken, dispersed on a dispersion machine at the rotating speed of 700-800r/min after being diluted, and then 6 parts by weight of epoxy resin emulsion and common emulsion with the glass transition temperature TG being 25 are dripped into the dispersion machine, and dispersed for 30 to 40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 8 parts by weight of silica sol is dripped into the system.
The invention has the beneficial effects that: the invention selects the film-forming substance with high TG (more than 50), solves the problem of the back adhesion of the water-based self-drying paint at the temperature of more than 50 ℃ and simultaneously solves the problem of the brittleness of the high TG resin.
Detailed Description
The present invention will be described in detail with reference to the following examples:
the invention discloses a production process of water-based high-performance anti-tack highlight self-drying paint, which comprises the steps of taking 20-25 parts by weight of emulsion with the glass transition temperature TG being more than 50, dispersing the emulsion on a dispersion machine at the rotating speed of 700-plus 800r/min after dilution, then dropwise adding 5-8 parts by weight of epoxy resin emulsion and common emulsion with the glass transition temperature TG being 25-30 into the dispersion machine, and dispersing for 30-40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 7-10 parts by weight of silica sol is dripped into the system.
Example 1: the invention discloses a production process of water-based high-performance anti-tack highlight self-drying paint, which comprises the steps of taking 20 parts by weight of emulsion with the glass transition temperature TG being more than 50, dispersing the emulsion on a dispersion machine at the rotating speed of 700-plus 800r/min, then dropwise adding 6 parts by weight of epoxy resin emulsion and common emulsion with the glass transition temperature TG being 25 into the dispersion machine, and dispersing the emulsion for 30-40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 8 parts by weight of silica sol is dripped into the system.
Example 2: a production process of water-based high-performance anti-tack highlight self-drying paint comprises the steps of taking 25 parts by weight of emulsion with a glass transition temperature TG60, dispersing the emulsion on a dispersion machine at a rotating speed of 700-plus 800r/min, then dropwise adding 8 parts by weight of epoxy resin emulsion and common emulsion with a glass transition temperature TG 30 into the emulsion, and dispersing for 30-40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 10 parts by weight of silica sol is dripped into the system.
Example 3: a production process of water-based high-performance anti-tack highlight self-drying paint comprises the steps of taking 20 parts by weight of emulsion with a glass transition temperature TG55, dispersing the emulsion on a dispersion machine at a rotating speed of 700-plus 800r/min, then dropwise adding 7 parts by weight of epoxy resin emulsion and common emulsion with a glass transition temperature TG 30 into the emulsion, and dispersing for 30-40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 9 parts by weight of silica sol is dripped into the system.
It should be understood that equivalent substitutions and changes to the technical solution and the inventive concept of the present invention should be made by those skilled in the art to the protection scope of the appended claims.
Claims (2)
1. A production process of water-based high-performance anti-tack highlight self-drying paint is characterized by comprising the following steps: taking 20-25 parts by weight of emulsion with the glass transition temperature TG being more than 50, dispersing the emulsion on a dispersion machine at the rotating speed of 700-800r/min after dilution, then dropwise adding 5-8 parts by weight of epoxy resin emulsion and common emulsion with the glass transition temperature TG being 25-30 into the dispersion machine, and dispersing the emulsion for 30-40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 7-10 parts by weight of silica sol is dripped into the system.
2. The production process of the water-based high-performance anti-backsize highlight self-drying paint as claimed in claim 1, characterized in that: taking 20 parts by weight of emulsion with the glass transition temperature TG being more than 50, dispersing the emulsion on a dispersion machine at the rotating speed of 700-800r/min after dilution, then dripping 6 parts by weight of epoxy resin emulsion and common emulsion with the glass transition temperature TG being 25 into the dispersion machine, and dispersing the emulsion for 30-40 minutes; then a heating and heat-preserving device is added outside, the temperature is stabilized at 40-45 ℃, the pH of the system is controlled at 7-8, and then 8 parts by weight of silica sol is dripped into the system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911405497.4A CN111138979A (en) | 2019-12-31 | 2019-12-31 | Production process of water-based high-performance anti-tack highlight self-drying paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911405497.4A CN111138979A (en) | 2019-12-31 | 2019-12-31 | Production process of water-based high-performance anti-tack highlight self-drying paint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111138979A true CN111138979A (en) | 2020-05-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911405497.4A Pending CN111138979A (en) | 2019-12-31 | 2019-12-31 | Production process of water-based high-performance anti-tack highlight self-drying paint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111138979A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102888183A (en) * | 2012-09-15 | 2013-01-23 | 安徽省怀远县尚冠模具科技有限公司 | Air-dry metal anti-rust paint and preparation method thereof |
| CN103965730A (en) * | 2014-05-22 | 2014-08-06 | 北京化工大学 | Aqueous coating material with ultralow VOC (Volatile Organic Compound) release and preparation method thereof |
-
2019
- 2019-12-31 CN CN201911405497.4A patent/CN111138979A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102888183A (en) * | 2012-09-15 | 2013-01-23 | 安徽省怀远县尚冠模具科技有限公司 | Air-dry metal anti-rust paint and preparation method thereof |
| CN103965730A (en) * | 2014-05-22 | 2014-08-06 | 北京化工大学 | Aqueous coating material with ultralow VOC (Volatile Organic Compound) release and preparation method thereof |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200512 |
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| RJ01 | Rejection of invention patent application after publication |