CN101643617A - Water-based paint with metallic luster for vehicle and preparation method thereof - Google Patents
Water-based paint with metallic luster for vehicle and preparation method thereof Download PDFInfo
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- CN101643617A CN101643617A CN200910187323A CN200910187323A CN101643617A CN 101643617 A CN101643617 A CN 101643617A CN 200910187323 A CN200910187323 A CN 200910187323A CN 200910187323 A CN200910187323 A CN 200910187323A CN 101643617 A CN101643617 A CN 101643617A
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Abstract
The invention discloses a water-based paint with metallic luster for vehicle and the paint with metallic luster comprises water-based polyester resin, hexamethylated amino resin, water-based aluminiumpowder, additives and distilled water in a weight ratio of 45-55:10-15:5-8:12-27:8-15. Compared with the traditional solvent-based paint, detections show that the VOC emission per square metre of thewater-based paint with metallic luster for vehicle prepared by the technology and formula of the invention is less than 20g, thus reaching the European standard of VOC emission. In addition, the invention also discloses a preparation method of the water-based paint with metallic luster for vehicle.
Description
Technical field
The present invention relates to a kind of coating, particularly relate to a kind of water-based paint with metallic luster for vehicle.The invention still further relates to the preparation method of this water-based paint with metallic luster for vehicle.
Background technology
In the auto producer production process, the material that much influences environment is discharged in the application workshop, VOC (organic volatile) in the coating is arranged, VOC becomes atmosphere pollution, the cause of generation acid rain etc. every square metre of VOC. that can produce 100g of solvent based coating makes a general survey of the evolution of automobile finish to environmental requirement according to statistics, all is the trend that poisonous and hazardous solvent is reduced, and divides following process substantially: high solidization, solid part of coating is improved, reduce solvent; The no benzeneization of solvent is removed benzene and benzene kind solvent in the prescription, uses the solvent of environment-friendly type; Powdered is used powder coating.Though above-mentioned measure can reduce the discharging of VOC to a certain extent, also be difficult to adapt to the high standard requirement of modern society to environmental protection.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of water-based paint with metallic luster for vehicle, this water-based metal gloss lacquer has the low characteristics of VOC discharging when application is used, every square metre of VOC discharging is lower than 20g, the VOC discharging reaches European countries' standard, it is strong that this water-based metal gloss lacquer also has good, anti-the hitting property of stone of sticking power simultaneously, the advantage that aging resistance is good; The present invention also provides the preparation method of this water-based metal gloss lacquer.
For solving the problems of the technologies described above, the technical scheme that water-based paint with metallic luster for vehicle of the present invention adopts is:
Water-based paint with metallic luster for vehicle of the present invention comprises aqueous polyester resin, pregnancy alcohol etherificate aminoresin, water-based aluminium powder, auxiliary agent and distilled water, and each ingredients weight parts is than being aqueous polyester resin: pregnancy alcohol etherificate aminoresin: water-based aluminium powder: auxiliary agent: distilled water=45-55: 10-15: 5-8: 12-27: 8-15; The viscosity of described aqueous polyester resin is 800 ± 100mpa.s, and solid part is 50 ± 5%, and pH value is 7-8, and acid number is 35-60mgKOH/g, and hydroxyl value is 100-140, and second-order transition temperature is 15 ± 2 ℃, and particle diameter is 120 ± 20nm; Described auxiliary agent is aluminium powder dispersion agent, anti-settling agent, cellulose acetate butyrate, viscosity control agent, flow agent and defoamer, and each ingredients weight parts ratio is: aluminium powder dispersion agent: anti-settling agent: cellulose acetate butyrate: viscosity control agent: flow agent: defoamer=0.5-5: 1-5: 10-15: 0.3-0.8: 0.1-0.6: 0.1-0.6.
Described auxiliary agent aluminium powder dispersion agent is selected from AQ-330 or AXL-250, anti-settling agent is selected from AQ-600, and cellulose acetate butyrate is selected from CAB 641-1, and viscosity control agent is selected from optifloH600 or optiflo H400, flow agent is selected from AQ-200 or BYK 390, and defoamer is chosen from AQ-501 or BYK037.
Described aqueous polyester resin is selected from AN6265.
Described pregnancy alcohol etherificate aminoresin is selected from Cymel 303LF or 900.
Adopt the water-based paint with metallic luster for vehicle of the technology of the present invention formulation to compare with conventional solvent type lacquer, when application is used, the VOC discharging is lower than 20g for every square metre after testing, the VOC discharging reaches European countries' standard, other main performance index superior performance of while water-based paint with metallic luster for vehicle, the key technical indexes sees attached list 1.
The preparation method of above-mentioned water-based paint with metallic luster for vehicle may further comprise the steps:
(1). by the described water-based aluminium powder 5-8 weight part that takes by weighing of prescription, take by weighing aluminium powder dispersion agent 0.5-5 weight part, take by weighing distilled water 5-8 weight part, add in the paint mixing tank, stirring at low speed makes it abundant dissolving;
(2). by the described aqueous polyester resin 45-55 weight part that takes by weighing of prescription, take by weighing pregnancy alcohol etherificate aminoresin 10-15 weight part, add in the paint mixing tank, stirring at low speed makes it to be uniformly dispersed;
(3). by the described anti-settling agent 1-5 weight part that takes by weighing of prescription, take by weighing cellulose acetate butyrate 10-15 weight part, add in the paint mixing tank, stirring at low speed makes it to be uniformly dispersed;
(4). by the described viscosity control agent 0.3-0.8 weight part that takes by weighing of prescription, flow agent 0.1-0.6 weight part, defoamer 0.1-0.6 weight part adds in the paint mixing tank, and stirring at low speed makes it to be uniformly dispersed;
(5). reference sample is adjusted color, detects aberration at acceptability limit;
(6). take by weighing distilled water 3-7 weight part, add in the paint mixing tank, stirring at low speed makes it to be uniformly dispersed, and detects viscosity to qualified;
(7). filter packing with 200 order filter cloths.
Embodiment
The present invention is described in further detail below in conjunction with embodiment, and in these embodiments, all umbers are all calculated by weight.
Embodiment 1
Paint mixing tank is cleaned up, by described water-based aluminium powder WJE 7,640 6.2 weight parts that take by weighing of prescription, take by weighing AXL 250 0.6 weight parts, take by weighing distilled water 6.2 weight parts, add in the paint mixing tank, stirring at low speed makes it abundant dissolving; Afterwards by the described AN6265 50 that takes by weighing of prescription.Weight part takes by weighing 900 12 weight parts, adds in the paint mixing tank, and stirring at low speed makes it to be uniformly dispersed; By described AQ-600 2 weight parts that take by weighing of prescription, take by weighing 20%CAB641-1 10 weight parts afterwards, add in the paint mixing tank, stirring at low speed makes it to be uniformly dispersed; By the described viscosity control agent optiflo H6000.3 weight part that takes by weighing of prescription, flow agent AQ-2000.15 weight part, defoamer BYK0370.2 weight part adds in the paint mixing tank, and stirring at low speed makes it to be uniformly dispersed; Reference sample is adjusted color then, detects aberration at acceptability limit; Take by weighing distilled water 5 weight parts, add in the paint mixing tank, stirring at low speed makes it to be uniformly dispersed, and detects viscosity to qualified; Filter packing at last with 200 orders.
Embodiment 2-3
According to the described material proportion of table 2, embodiment 1 described preparation method produces water-based paint with metallic luster for vehicle, and products obtained therefrom some projects performance sees Table 3.
Subordinate list 1: the technical indicator (with the contrast of conventional solvent type) that makes water-based paint with metallic luster for vehicle by the described weight part ratio of prescription
| Project | Water-based metal gloss lacquer of the present invention | Conventional solvent type lacquer |
| 1. viscosity s is coated with 4 | ??≥50 | ??≥40 |
| 2. solid part % | ??40±3 | ??40±3 |
| 3. apparent condition | Smooth smooth, it is sick not have lacquer | Smooth smooth, it is sick not have lacquer |
| 4. drying conditions | ??140℃×30min | ??140℃×30min |
| 5. hardness (double pendulum/pencil) | ??≥0.65/HB | ??≥0.6/HB |
| 6. sticking power level | ??0/100 | ??0/100 |
| 7. impact strength kg.cm | ??≥20 | ??≥20 |
| 8. snappiness mm | ??≤1 | ??≤1 |
| 9. water tolerance (240 hours) | Non-foaming, do not come off | Non-foaming, do not come off |
| 10. acid resistance (24 hours) | Non-foaming | Do not come off |
| 11. alkali resistance (24 hours) | Non-foaming | Do not come off |
| 12. petrol-resistance (24 hours) | Non-foaming | Do not come off |
| 13. temper(ing) swom 2000h | Sticking power is qualified, loss of gloss rate≤20%, aberration≤3.0 | Sticking power is qualified, loss of gloss rate≤20%, aberration≤3.0 |
| 14.VOC discharging | ??≤20g/m2 | ??≤50g/m2 |
Subordinate list 2: each component prescription of embodiment 1-3
| ??NO | Material name | Example 1 | Example 2 | Example 3 |
| ??1 | Water-based aluminium powder WJE 7640 | ??6.2 | ??6.8 | ??7.2 |
| ??2 | ??AXL?250 | ??0.6 | ??2 | ??5 |
| ??3 | Distilled water | ??6.2 | ??6.8 | ??7.2 |
| ??4 | ??AN6265 | ??50 | ??52 | ??48 |
| ??5 | ??900 | ??12 | ??15 | ??10 |
| ??6 | ??AQ-600 | ??2 | ??3 | ??4 |
| ??7 | ??20％CAB ??641-1 | ??10 | ??12 | ??15 |
| ??8 | ??optiflo?H600 | ??0.3 | ??0.5 | ??0.8 |
| ??9 | ??AQ-200 | ??0.15 | ??0.15 | ??0.15 |
| ??10 | ??BYK037 | ??0.2 | ??0.3 | ??0.5 |
| ??11 | Distilled water | ??5 | ??3 | ??3 |
Claims (5)
1, a kind of water-based paint with metallic luster for vehicle, it is characterized in that: comprise aqueous polyester resin, pregnancy alcohol etherificate aminoresin, water-based aluminium powder, auxiliary agent and distilled water, each ingredients weight parts is than being aqueous polyester resin: pregnancy alcohol etherificate aminoresin: water-based aluminium powder: auxiliary agent: distilled water=45-55: 10-15: 5-8: 12-27: 8-15; The viscosity of described aqueous polyester resin is 800 ± 100mpa.s, and solid part is 50 ± 5%, and pH value is 7-8, and acid number is 35-60mgKOH/g, and hydroxyl value is 100-140, and second-order transition temperature is 15 ± 2 ℃, and particle diameter is 120 ± 20nm; Described auxiliary agent is aluminium powder dispersion agent, anti-settling agent, cellulose acetate butyrate, viscosity control agent, flow agent and defoamer, and each ingredients weight parts ratio is: aluminium powder dispersion agent: anti-settling agent: cellulose acetate butyrate: viscosity control agent: flow agent: defoamer=0.5-5: 1-5: 10-15: 0.3-0.8: 0.1-0.6: 0.1-0.6.
2, according to the described water-based paint with metallic luster for vehicle of claim 1, it is characterized in that: described auxiliary agent aluminium powder dispersion agent is selected from AQ-330 or AXL-250, anti-settling agent is selected from AQ-600, cellulose acetate butyrate is selected from CAB 641-1, viscosity control agent is selected from optiflo H600 or optiflo H400, flow agent selects AQ-200 or BYK390, and defoamer is chosen from AQ-501 or BYK037.
3, according to the described water-based paint with metallic luster for vehicle of claim 1, it is characterized in that: described aqueous polyester resin is selected from AN6265.
4, according to the described water-based paint with metallic luster for vehicle of claim 1, it is characterized in that: described pregnancy alcohol etherificate aminoresin is selected from Cymel 303LF or 900.
5, a kind of method for preparing the described water-based paint with metallic luster for vehicle of claim 1 is characterized in that: may further comprise the steps:
(1) by the described water-based aluminium powder 5-8 weight part that takes by weighing of prescription, take by weighing aluminium powder dispersion agent 0.5-5 weight part, take by weighing distilled water 5-8 weight part, add in the paint mixing tank, stirring at low speed makes it abundant dissolving;
(2) by the described aqueous polyester resin 45-55 weight part that takes by weighing of prescription, take by weighing pregnancy alcohol etherificate aminoresin 10-15 weight part, add in the paint mixing tank, stirring at low speed makes it to be uniformly dispersed;
(3) by the described anti-settling agent 1-5 weight part that takes by weighing of prescription, take by weighing cellulose acetate butyrate 10-15 weight part, add in the paint mixing tank, stirring at low speed makes it to be uniformly dispersed;
(4) by the described viscosity control agent 0.3-0.8 weight part that takes by weighing of prescription, flow agent 0.1-0.6 weight part, defoamer 0.1-0.6 weight part adds in the paint mixing tank, and stirring at low speed makes it to be uniformly dispersed;
(5) reference sample is adjusted color, detects aberration at acceptability limit;
(6) take by weighing distilled water 3-7 weight part, add in the paint mixing tank, stirring at low speed makes it to be uniformly dispersed, and detects viscosity to qualified;
(7) filter packing with 200 order filter cloths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910187323A CN101643617A (en) | 2009-09-11 | 2009-09-11 | Water-based paint with metallic luster for vehicle and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910187323A CN101643617A (en) | 2009-09-11 | 2009-09-11 | Water-based paint with metallic luster for vehicle and preparation method thereof |
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| CN101643617A true CN101643617A (en) | 2010-02-10 |
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| CN200910187323A Pending CN101643617A (en) | 2009-09-11 | 2009-09-11 | Water-based paint with metallic luster for vehicle and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101993640A (en) * | 2010-12-16 | 2011-03-30 | 铁岭永新涂料有限公司 | Plastic part water-based primer and preparation method thereof |
| CN102061122A (en) * | 2010-12-16 | 2011-05-18 | 铁岭永新涂料有限公司 | Low-temperature baking automobile finish and preparation method thereof |
| CN102492355A (en) * | 2011-12-21 | 2012-06-13 | 天津灯塔涂料工业发展有限公司 | Bi-component enamel paint resistant to high-temperature baking of special medium and preparation method thereof |
| CN102816487A (en) * | 2012-07-10 | 2012-12-12 | 华南理工大学 | Silver priming paint of 1K silver powder containing automobile refinishing coating and preparation method thereof |
| CN103333575A (en) * | 2013-07-26 | 2013-10-02 | 江苏足迹涂料有限公司 | Water-based automobile metallic flashing paint and preparation technology thereof |
| CN103382357A (en) * | 2013-07-08 | 2013-11-06 | 吴江市物华五金制品有限公司 | Impact resistant paint used for metal equipment and preparation method thereof |
| CN103556269A (en) * | 2013-10-31 | 2014-02-05 | 宜宾海丝特纤维有限责任公司 | Metallic bamboo charcoal viscose fiber and preparation method thereof |
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2009
- 2009-09-11 CN CN200910187323A patent/CN101643617A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101993640A (en) * | 2010-12-16 | 2011-03-30 | 铁岭永新涂料有限公司 | Plastic part water-based primer and preparation method thereof |
| CN102061122A (en) * | 2010-12-16 | 2011-05-18 | 铁岭永新涂料有限公司 | Low-temperature baking automobile finish and preparation method thereof |
| CN102492355A (en) * | 2011-12-21 | 2012-06-13 | 天津灯塔涂料工业发展有限公司 | Bi-component enamel paint resistant to high-temperature baking of special medium and preparation method thereof |
| CN102492355B (en) * | 2011-12-21 | 2013-09-18 | 天津灯塔涂料工业发展有限公司 | Bi-component enamel paint resistant to high-temperature baking of special medium and preparation method thereof |
| CN102816487A (en) * | 2012-07-10 | 2012-12-12 | 华南理工大学 | Silver priming paint of 1K silver powder containing automobile refinishing coating and preparation method thereof |
| CN103382357A (en) * | 2013-07-08 | 2013-11-06 | 吴江市物华五金制品有限公司 | Impact resistant paint used for metal equipment and preparation method thereof |
| CN103333575A (en) * | 2013-07-26 | 2013-10-02 | 江苏足迹涂料有限公司 | Water-based automobile metallic flashing paint and preparation technology thereof |
| CN103556269A (en) * | 2013-10-31 | 2014-02-05 | 宜宾海丝特纤维有限责任公司 | Metallic bamboo charcoal viscose fiber and preparation method thereof |
| CN103556269B (en) * | 2013-10-31 | 2015-12-09 | 宜宾海丝特纤维有限责任公司 | A kind of bamboo-carbon viscose fibre with metal-like and preparation method thereof |
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Open date: 20100210 |