CN107083099A - A kind of powdery paints flowing anti-caking auxiliary agent and preparation method thereof - Google Patents
A kind of powdery paints flowing anti-caking auxiliary agent and preparation method thereof Download PDFInfo
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- CN107083099A CN107083099A CN201710273201.2A CN201710273201A CN107083099A CN 107083099 A CN107083099 A CN 107083099A CN 201710273201 A CN201710273201 A CN 201710273201A CN 107083099 A CN107083099 A CN 107083099A
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- Prior art keywords
- auxiliary agent
- powdery paints
- parts
- flowing anti
- caking auxiliary
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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
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
-
- 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
-
- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/20—Carboxylic acid amides
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a kind of powdery paints flowing anti-caking auxiliary agent, count by weight, including following raw material components：20 40 parts of precipitated silica, 5 15 parts of fume colloidal silica, 10 30 parts of polyamide wax, 10 30 parts of vinyl bis-stearamides.The invention also discloses preparation method of the powdery paints with flowing anti-caking auxiliary agent.
Description
Technical field
The present invention relates to art of powder coatings, especially a kind of powdery paints flowing anti-caking auxiliary agent and its preparation side
Method.
Background technology
Powder-type coating is the coating that a kind of environment-friendly type is free of VOC organic emissions, with antiseptic property is good, coating machinery is strong
Degree is high, integrated cost is low, the features such as can absolutely utilize.Powdery paints is that fine granular powder is sprayed by electrostatic spraying apparatus
Apply and toast film forming.There is problems with existing powdery paints：Pipeline mobility is not good enough, resistive connection unity grain caking capacity is not good enough,
Storage stability is not good enough, the film coated surface levelability after film forming is not good enough, and film coated surface mist shadow hazy appearance vividness is not ideal enough；
In addition, existing powdery paints flowing, the cost height of anti-caking auxiliary agent, specific surface area are greatly, dust from flying is easily caused.
The content of the invention
First purpose of the present invention is to provide a kind of powdery paints flowing anti-caking auxiliary agent.
Second object of the present invention is to provide the preparation method that above-mentioned powdery paints flows anti-caking auxiliary agent.
To realize above-mentioned first purpose, the present invention uses herein below：
A kind of powdery paints flowing anti-caking auxiliary agent, is counted by weight, including following raw material components：Precipitation method hard charcoal
Black 20-40 parts, 5-15 parts of fume colloidal silica, 10-30 parts of polyamide wax, 10-30 parts of vinyl bis-stearamides.
Preferably, powdery paints flowing anti-caking auxiliary agent, is counted by weight, including following raw material components：It is heavy
30 parts of shallow lake method white carbon, 10 parts of fume colloidal silica, 20 parts of polyamide wax, 20 parts of vinyl bis-stearamides.
Preferably, powdery paints flowing anti-caking auxiliary agent, is counted by weight, including following raw material components：It is heavy
20 parts of shallow lake method white carbon, 15 parts of fume colloidal silica, 10 parts of polyamide wax, 30 parts of vinyl bis-stearamides.
The precipitated silica refers to sulfuric acid, hydrochloric acid, CO2Two produced with waterglass for base stock with the precipitation method
Silica；Preferably, 4.5-5.5 microns of the average grain diameter of the precipitated silica, oil absorption 280ml/100g.
The fume colloidal silica is reacted be made at high temperature with silicon tetrachloride, oxygen (or air) and hydrogen；It is preferred that
Ground, 14 nanometers of the average grain diameter of the fume colloidal silica, specific surface area 220m2/g。
Preferably, 5 microns of the middle particle diameter of the polyamide wax, molten point is 145 DEG C.
Preferably, 0.1-0.5 millimeters of the particle diameter of the vinyl bis-stearamides, 140-146.5 DEG C of fusing point.
To realize above-mentioned second purpose, the present invention uses herein below：
The above-mentioned powdery paints preparation method of flowing anti-caking auxiliary agent, comprises the following steps：
1) fume colloidal silica, precipitated silica, polyamide wax, vinyl bis-stearamides are put into band at a high speed successively
In the mixer of crushing function；
2) first start the hybrid electric motor with high-speed breakage function mixer, mixing a period of time, restart afterwards broken at a high speed
Broken motor, is pulverized and mixed at a high speed, obtains powdery paints flowing anti-caking auxiliary agent.
Further, step 2) in, hybrid electric motor is first mixed 2 minutes.
Further, step 2) in, front and rear co-blended 10-30 minutes.
Further, the power 18.5KW of the hybrid electric motor of the mixer with high-speed breakage function, rotating speed 480r/
Min, power 7.5KW, the rotating speed 1500r/min of high-speed breakage motor.
The present invention has advantages below：
The present invention powdery paints with flow anti-caking auxiliary agent used a large amount of raw materials cheap and easy to get and density particle diameter compared with
Big raw material, effectively reduces manufacturing cost, is difficult airborne dust, improves the production environment of powdery paints.
The milling process that the powdery paints that the present invention is prepared adds powdery paints production with flowing anti-caking auxiliary agent is used,
Obtained powdery paints has good resistive connection unity graininess energy, storage stability, and with excellent in spraying process
Mobility, charge and corner coverage are improved, and the film levelling after baking is good and surface color and polish is clearly distinct, improves powder
The dicoration of coating.
The powdery paints flowing anti-caking auxiliary agent of the present invention can utilize the production of existing powdery paints production equipment, reduction
Cost of investment.
Embodiment
In order to illustrate more clearly of the present invention, with reference to preferred embodiment, the present invention is described further.Ability
Field technique personnel should be appreciated that following specifically described content is illustrative and be not restrictive, and this should not be limited with this
The protection domain of invention.
Embodiment 1
A kind of powdery paints preparation method of flowing anti-caking auxiliary agent, comprises the following steps：
1) by precipitated silica 20kg, fume colloidal silica 15kg, polyamide wax 10kg, vinyl bis-stearamides
30kg puts into mixers of the GHJ-400L with high-speed breakage function (Shandong Sheng Shida machineries Science and Technology Ltd. in order successively
Equipment, power 18.5KW, the rotating speed 480r/min of hybrid electric motor, power 7.5KW, the rotating speed 1500r/ of high-speed breakage motor
min)。
2) first start the hybrid electric motor with high-speed breakage function mixer, mix 2 minutes, restart high-speed breakage electricity afterwards
Machine, is pulverized and mixed at a high speed 8 minutes, carries out depolymerization refinement, refines raw particles, each raw material full and uniform dispersion obtains powder
Coating flowing anti-caking auxiliary agent.
Wherein, 4.5-5.5 microns of the average grain diameter of precipitated silica, oil absorption 280ml/100g；Fume colloidal silica
14 nanometers of average grain diameter, specific surface area 220m2/g；5 microns of the middle particle diameter of polyamide wax, molten point is 145 DEG C；Vinyl is double hard
0.1-0.5 millimeters of the particle diameter of acyl amine, 140-146.5 DEG C of fusing point.
Embodiment 2
Similar to Example 1, difference is, raw material composition is：Precipitated silica 30kg, fume colloidal silica
10kg, polyamide wax 20kg, vinyl bis-stearamides 20kg.
Embodiment 3
Similar to Example 1, difference is, raw material composition is：Precipitated silica 40kg, fume colloidal silica
5kg, polyamide wax 30kg, vinyl bis-stearamides 10kg.
Embodiment 4
Similar to Example 1, difference is, raw material composition is：Precipitated silica 20kg, fume colloidal silica
15kg, polyamide wax 10kg, vinyl bis-stearamides 30kg；It is pulverized and mixed 28 minutes at a high speed.
Embodiment 5
Similar to Example 1, difference is, raw material composition is：Precipitated silica 30kg, fume colloidal silica
10kg, polyamide wax 20kg, vinyl bis-stearamides 20kg；It is pulverized and mixed 28 minutes at a high speed.
Embodiment 6
Similar to Example 1, difference is, raw material composition is：Precipitated silica 40kg, fume colloidal silica
5kg, polyamide wax 30kg, vinyl bis-stearamides 10kg；It is pulverized and mixed 28 minutes at a high speed.
In order to verify the powdery paints advantage and performance for flowing anti-caking auxiliary agent of the present invention, using unified formula：It is poly-
108 parts of ester resin, 73 parts of E-12 epoxy resin, 4 parts of levelling agent, 1.3 parts of defoamer, 3.5 parts of optical brightener 701B, sulfate precipitate
140 parts of barium, 7 parts of ferric oxide red powder；By mixing, heating extrusion, cool down powder of the broken, milling for particle diameter DN30；
100 parts of particle diameter DN30 powder is separately added into powdery paints flowing anti-caking auxiliary agent obtained by above-described embodiment 1-6
0.3 part, using electrostatic spraying, tested within 10 minutes in 200 ° of temperature bakings, it the results are shown in Table 1.
The test result of table 1
As can be seen from Table 1, the combination property of embodiment 4 and 5 is optimal technical scheme preferably.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention, for those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms, all embodiments can not be exhaustive here, it is every to belong to this hair
Row of the obvious changes or variations that bright technical scheme is extended out still in protection scope of the present invention.
Claims (10)
1. a kind of powdery paints flowing anti-caking auxiliary agent, it is characterised in that count by weight, including following raw material components：
20-40 parts of precipitated silica, 5-15 parts of fume colloidal silica, 10-30 parts of polyamide wax, vinyl bis-stearamides 10-30
Part.
2. a kind of powdery paints according to claim 1 flowing anti-caking auxiliary agent, it is characterised in that the powdery paints
With flowing anti-caking auxiliary agent, count by weight, including following raw material components：30 parts of precipitated silica, fume colloidal silica
10 parts, 20 parts of polyamide wax, 20 parts of vinyl bis-stearamides.
3. a kind of powdery paints according to claim 1 flowing anti-caking auxiliary agent, it is characterised in that the powdery paints
With flowing anti-caking auxiliary agent, count by weight, including following raw material components：20 parts of precipitated silica, fume colloidal silica
15 parts, 10 parts of polyamide wax, 30 parts of vinyl bis-stearamides.
4. a kind of powdery paints according to claim 1 flowing anti-caking auxiliary agent, it is characterised in that the precipitation method are white
4.5-5.5 microns of the average grain diameter of carbon black, oil absorption 280ml/100g.
5. a kind of powdery paints according to claim 1 flowing anti-caking auxiliary agent, it is characterised in that the vapor phase method is white
14 nanometers of the average grain diameter of carbon black, specific surface area 220m2/g。
6. a kind of powdery paints according to claim 1 flowing anti-caking auxiliary agent, it is characterised in that the polyamide wax
5 microns of middle particle diameter, molten point be 145 DEG C.
7. a kind of powdery paints according to claim 1 flowing anti-caking auxiliary agent, it is characterised in that the vinyl is double
0.1-0.5 millimeters of the particle diameter of stearmide, 140-146.5 DEG C of fusing point.
8. the preparation method of the powdery paints flowing anti-caking auxiliary agent as described in claim 1-7 is any, it is characterised in that bag
Include following steps：
1) fume colloidal silica, precipitated silica, polyamide wax, vinyl bis-stearamides are put into band high-speed breakage successively
In the mixer of function；
2) first start the hybrid electric motor with high-speed breakage function mixer, mixing a period of time, restart high-speed breakage electricity afterwards
Machine, is pulverized and mixed at a high speed, obtains powdery paints flowing anti-caking auxiliary agent.
9. the powdery paints according to claim 8 preparation method of flowing anti-caking auxiliary agent, it is characterised in that step 2)
In, front and rear co-blended 10-30 minutes.
10. the powdery paints according to claim 8 preparation method of flowing anti-caking auxiliary agent, it is characterised in that described
Power 18.5KW, the rotating speed 480r/min of the hybrid electric motor of mixer with high-speed breakage function, the power of high-speed breakage motor
7.5KW, rotating speed 1500r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710273201.2A CN107083099A (en) | 2017-04-25 | 2017-04-25 | A kind of powdery paints flowing anti-caking auxiliary agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710273201.2A CN107083099A (en) | 2017-04-25 | 2017-04-25 | A kind of powdery paints flowing anti-caking auxiliary agent and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107083099A true CN107083099A (en) | 2017-08-22 |
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ID=59611803
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710273201.2A Pending CN107083099A (en) | 2017-04-25 | 2017-04-25 | A kind of powdery paints flowing anti-caking auxiliary agent and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022069286A1 (en) | 2020-10-02 | 2022-04-07 | Evonik Operations Gmbh | Spherical, low surface area precipitated silicas as matting agents in powder coatings |
Citations (3)
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|---|---|---|---|---|
| CN101463202A (en) * | 2008-12-17 | 2009-06-24 | 杜邦华佳化工有限公司 | High degassing powder paint |
| CN104017427A (en) * | 2014-06-24 | 2014-09-03 | 玉石塑粉有限公司 | Thermosetting powder coating additive and preparation process thereof |
| CN104017407A (en) * | 2014-06-24 | 2014-09-03 | 玉石塑粉有限公司 | Aid-containing thermosetting powder coating |
-
2017
- 2017-04-25 CN CN201710273201.2A patent/CN107083099A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101463202A (en) * | 2008-12-17 | 2009-06-24 | 杜邦华佳化工有限公司 | High degassing powder paint |
| CN104017427A (en) * | 2014-06-24 | 2014-09-03 | 玉石塑粉有限公司 | Thermosetting powder coating additive and preparation process thereof |
| CN104017407A (en) * | 2014-06-24 | 2014-09-03 | 玉石塑粉有限公司 | Aid-containing thermosetting powder coating |
Non-Patent Citations (2)
| Title |
|---|
| 汪多仁: "《绿色纳米化学品》", 31 July 2007, 科学技术文献出版社 * |
| 马庆麟: "《涂料工业手册》", 30 September 2001, 化学工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022069286A1 (en) | 2020-10-02 | 2022-04-07 | Evonik Operations Gmbh | Spherical, low surface area precipitated silicas as matting agents in powder coatings |
| CN116323822A (en) * | 2020-10-02 | 2023-06-23 | 赢创运营有限公司 | Low surface area spherical precipitated silica as matting agent in powder coatings |
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Application publication date: 20170822 |