CN103073978B - A kind of Polyurethane automotive primer and preparation method thereof - Google Patents
A kind of Polyurethane automotive primer and preparation method thereof Download PDFInfo
- Publication number
- CN103073978B CN103073978B CN201210390123.1A CN201210390123A CN103073978B CN 103073978 B CN103073978 B CN 103073978B CN 201210390123 A CN201210390123 A CN 201210390123A CN 103073978 B CN103073978 B CN 103073978B
- Authority
- CN
- China
- Prior art keywords
- sepiolite
- polyurethane
- zinc
- powder
- rust
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The invention provides a kind of Polyurethane automotive primer, it is made up of following parts by weight of component: poly-amino polyurethane(s) 50-60, Synolac 10-15, two benzoylphenyl phosphine oxide 1-2, dimethylbenzene 8-10, dimethyl silicone oil 2-3, trolamine 4-6, vinylbenzene 10-15, sodium polyacrylate 0.3-0.5, stannous pyrophosphate 0.1-0.3, rust-preventive agent 0.2-0.3, N-BUTYL ACETATE 1-2, polyvinyl alcohol 1-2, pure aluminium silicate 5-8, Tritolyl Phosphate 3-5, zinc powder 8-10, zinc molybdate 8-10, modified meerschaum 3-5, barium metaborate 8-10, silicon sol 3-5, zinc naphthenate 2-5, polysiloxane defoamers 0.1-0.3.Priming paint of the present invention, have good anti-hitting property of stone, good corrosion resistance, flame retardant properties is good, to the strong adhesion of base material.
Description
Technical field:
The present invention relates to a kind of paint, be specifically related to a kind of Polyurethane automotive primer its preparation method.
Background technology:
Along with the development of society, paint in the widespread use of various fields, while playing beauty function, also there is provide protection, there is corrosion-resistant, ageing-resistant effect.Such as in the application of metallic surface, effect that is attractive in appearance, protection possesses simultaneously.Require that it has anti-hitting property of stone for vehicle paint base, wear resisting property is good.
Goal of the invention:
The invention provides a kind of Polyurethane automotive primer its preparation method, this paint application, at car surface, has good anti-hitting property of stone, also has heat-resisting, flame retardant properties simultaneously.
The technical solution used in the present invention is as follows for achieving the above object:
Polyurethane(s) 50-60, Synolac 10-15, two benzoylphenyl phosphine oxide 1-2, dimethylbenzene 8-10, dimethyl silicone oil 2-3, trolamine 4-6, vinylbenzene 10-15, sodium polyacrylate 0.3-0.5, stannous pyrophosphate 0.1-0.3, rust-preventive agent 0.2-0.3, N-BUTYL ACETATE 1-2, polyvinyl alcohol 1-2, pure aluminium silicate 5-8, Tritolyl Phosphate 3-5, zinc powder 8-10, zinc molybdate 8-10, modified meerschaum 3-5, barium metaborate 8-10, silicon sol 3-5, zinc naphthenate 2-5, polysiloxane defoamers 0.1-0.3
The preparation method of described modified meerschaum is: a, first activated by sepiolite: activation condition 85 DEG C, 45h, then crosses 150 mesh sieves; B, with hydrochloric Acid Modification: with 0.5mol/LHCl, modification is carried out to sepiolite, solid-to-liquid ratio (g/ml) 1:3 is oscillation treatment 8h, then centrifugation in the constant temperature oscillator of 55 DEG C in temperature, add deionized water wash to pH value about 6, centrifugation is placed in the loft drier of 55 DEG C and dries;
Modification is carried out in c, the coupling of dried sepiolite recycle silicon alkane, and concrete operations are as follows:
Take the silane coupling agent KH792 of dry sepiolite quality 2%, 2-3% vinyl three ('beta '-methoxy oxyethyl group) silane, 20-25% ferrophosphorus powder, high speed dispersion 4300-4500 rev/min, 20-30 minute;
Sepiolite good for coupling agent treatment is taken out, first cleans with a small amount of ethanolic soln and then repeatedly rinse with deionized water, filter in neutral, the sepiolite cleaned up is dried, grinds to form superfine nano powder, modified Nano sepiolite can be obtained;
Described rust-preventive agent is prepared from by the component of following weight part: SA 49-51, aluminium powder 0.8-0.9, gelatin 0.3-0.5, Tritolyl Phosphate 0.2-0.4, nano-calcium carbonate 1-2, total amount 100 is added to water, after formula material is added mixing and stirring in proportion successively, mix through ground elimination.
The production method of described a kind of Polyurethane automotive primer, is characterized in that,
(1) first polyurethane(s), Synolac, two benzoylphenyl phosphine oxide, dimethylbenzene, dimethyl silicone oil, trolamine and vinylbenzene are mixed by formula rate, high-speed stirring, rear formation emulsion;
(2) all the other components in formula are joined the emulsion of step (1) gained, high-speed stirring is after 30 minutes, then adds grinding machine for grinding and be less than 30um to particle diameter, gets product.
Using method:
1, before using, substrate surface must be cleaned drying, remove dust and greasy dirt;
2, stir;
3, directly brush, spraying, roller application be all passable;
Every 1kg coating area 12-14 square metres.
Beneficial effect:
A kind of Polyurethane automotive primer of the present invention, have good anti-hitting property of stone, good corrosion resistance, water-tolerant, flame retardant properties are good, to the strong adhesion of base material, environmental protection simultaneously, free from environmental pollution, be environmental protection paint.
Be widely used in various steamer, vehicle, payload of freight container automobile, tractor, the surface of all iron structures is antirust and protect decorative operation.
Embodiment
A kind of Polyurethane automotive primer of embodiment, it is made up of the component of following weight part:
Polyurethane(s) 50-60, Synolac 10-15, two benzoylphenyl phosphine oxide 1-2, dimethylbenzene 8-10, dimethyl silicone oil 2-3, trolamine 4-6, vinylbenzene 10-15, sodium polyacrylate 0.3-0.5, stannous pyrophosphate 0.1-0.3, rust-preventive agent 0.2-0.3, N-BUTYL ACETATE 1-2, polyvinyl alcohol 1-2, pure aluminium silicate 5-8, Tritolyl Phosphate 3-5, zinc powder 8-10, zinc molybdate 8-10, modified meerschaum 3-5, barium metaborate 8-10, silicon sol 3-5, zinc naphthenate 2-5, polysiloxane defoamers 0.1-0.3
Polyurethane(s) 55, Synolac 13, two benzoylphenyl phosphine oxide 1.5, dimethylbenzene 9, dimethyl silicone oil 2.5, trolamine 5, vinylbenzene 14, sodium polyacrylate 0.4, stannous pyrophosphate 0.2, rust-preventive agent 0.25, N-BUTYL ACETATE 1.5, polyvinyl alcohol 1.5, pure aluminium silicate 7, Tritolyl Phosphate 4, zinc powder 9, zinc molybdate 9, modified meerschaum 4, barium metaborate 9, silicon sol 4, zinc naphthenate 4, polysiloxane defoamers 0.2
Preparation method:
1, modified meerschaum is prepared:
A, first sepiolite to be activated: activation condition temperature 85 DEG C, soak time 45h, then cross 150 mesh sieves;
B, with hydrochloric Acid Modification: with 0.5mol/LHCl, modification is carried out to sepiolite, solid-to-liquid ratio (g/ml) 1:3 is oscillation treatment 8h, then centrifugation in the constant temperature oscillator of 55 DEG C in temperature, add deionized water wash to pH value about 6, centrifugation is placed in the loft drier of 55 DEG C and dries;
Modification is carried out in c, the coupling of dried sepiolite recycle silicon alkane, and concrete operations are as follows:
Take the silane coupling agent KH792 of dry sepiolite quality 2%, 2-3% vinyl three ('beta '-methoxy oxyethyl group) silane, 20-25% ferrophosphorus powder, high speed dispersion 4300-4500 rev/min, 20-30 minute;
Sepiolite good for coupling agent treatment is taken out, first cleans with a small amount of ethanolic soln and then repeatedly rinse with deionized water, filter in neutral, the sepiolite cleaned up is dried, grinds to form superfine nano powder, modified Nano sepiolite can be obtained;
2, rust-preventive agent is prepared: take SA 50, zinc molybdate 0.85, gelatin 0.4, Tritolyl Phosphate 0.3, nano-calcium carbonate 1.5 by weight, be added to total amount 100 with water,
Being joined successively in stirrer by the raw material taken, after abundant mixing and stirring, then is 35um through being ground to particle diameter, crosses 350 mesh filter screens, impurity elimination;
3, the production method of fire-resistant automobile water-based property rust-inhibiting paint,
(1) first polyurethane(s), Synolac, two benzoylphenyl phosphine oxide, dimethylbenzene, dimethyl silicone oil, trolamine and vinylbenzene are mixed by formula rate, high-speed stirring, rear formation emulsion;
(2) all the other components in formula are joined in the emulsion of step (1) gained and are fully ground to particle diameter 25-40um, then after 30 minutes, with 280 order filter-cloth filterings, get product in high-speed stirring.
To the Performance Detection of the Polyurethane automotive primer that the present embodiment obtains, result is as following table 1:
Remarks: (1) above data are under standard environment, i.e. temperature 23 ± 2 DEG C, gained under relative humidity (50 ± 5) % condition;
(2) the actual drying time of paint film can change with the change of outside temperature and humidity.
Fire testing
Take cladding process by fire-resistant automobile water-based property rust-inhibiting paint obtained for the present embodiment, repeatedly be painted on the steel plate side of 110mm × 110mm × 2mm, drying at room temperature 8 days, adopt alcohol blast burner to carry out fire performance test to coating sample, samples vertical is arranged on homemade combustion testing equipment, coat side down, steel plate is carried on the back fiery face and thermopair and data collecting instrument is housed, and ensures flame flame envelope contact coating, starts timing during flame contact coating, average test 3 pieces of models are averaged, and obtain table 2.
Table 2
As can be seen from Table 2, this paint fire performance is good, has obvious flame retardant properties.
Claims (2)
1. a Polyurethane automotive primer, it is characterized in that, it is made up of the component of following weight part: polyurethane(s) 50-60, Synolac 10-15, two benzoylphenyl phosphine oxide 1-2, dimethylbenzene 8-10, dimethyl silicone oil 2-3, trolamine 4-6, vinylbenzene 10-15, sodium polyacrylate 0.3-0.5, stannous pyrophosphate 0.1-0.3, rust-preventive agent 0.2-0.3, N-BUTYL ACETATE 1-2, polyvinyl alcohol 1-2, pure aluminium silicate 5-8, Tritolyl Phosphate 3-5, zinc powder 8-10, zinc molybdate 8-10, modified meerschaum 3-5, barium metaborate 8-10, silicon sol 3-5, zinc naphthenate 2-5, polysiloxane defoamers 0.1-0.3, the preparation method of described modified meerschaum is: a, first sepiolite is activated: activation condition 85 DEG C, 45h, then 150 mesh sieves are crossed, b, with hydrochloric Acid Modification: with 0.5mol/LHCl, modification is carried out to sepiolite, solid-to-liquid ratio (g/mL) 1:3 is oscillation treatment 8h, then centrifugation in the constant temperature oscillator of 55 DEG C in temperature, adding deionized water wash to pH value is 6, and centrifugation is placed in the loft drier of 55 DEG C and dries, c, dried sepiolite recycle silicon alkane coupling agent carry out modification, concrete operations are as follows: the silane coupling agent KH792 taking dry sepiolite quality 2%, 2-3% vinyl three ('beta '-methoxy oxyethyl group) silane, 20-25% ferrophosphorus powder, high speed dispersion 4300-4500 rev/min, 20-30 minute, sepiolite good for coupling agent treatment is taken out, first cleans with a small amount of ethanolic soln and then repeatedly rinse with deionized water, filter in neutral, the sepiolite cleaned up is dried, grinds to form superfine nano powder, modified Nano sepiolite can be obtained, described rust-preventive agent is prepared from by the component of following weight part: SA 49-51, aluminium powder 0.8-0.9, gelatin 0.3-0.5, Tritolyl Phosphate 0.2-0.4, nano-calcium carbonate 1-2, total amount 100 is added to water, after formula material is added mixing and stirring in proportion successively, mix through ground elimination.
2. the production method of a kind of Polyurethane automotive primer according to claim 1, it is characterized in that, (1) first polyurethane(s), Synolac, two benzoylphenyl phosphine oxide, dimethylbenzene, dimethyl silicone oil, trolamine and vinylbenzene are mixed by formula rate, high-speed stirring; (2) all the other components in formula are joined the emulsion of step (1) gained, high-speed stirring is after 30 minutes, then adds grinding machine for grinding to particle diameter and be less than 30 μm, gets product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210390123.1A CN103073978B (en) | 2012-10-15 | 2012-10-15 | A kind of Polyurethane automotive primer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210390123.1A CN103073978B (en) | 2012-10-15 | 2012-10-15 | A kind of Polyurethane automotive primer and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103073978A CN103073978A (en) | 2013-05-01 |
| CN103073978B true CN103073978B (en) | 2015-09-30 |
Family
ID=48150681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210390123.1A Expired - Fee Related CN103073978B (en) | 2012-10-15 | 2012-10-15 | A kind of Polyurethane automotive primer and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103073978B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101573309B1 (en) * | 2014-01-16 | 2015-12-01 | 주식회사 노루홀딩스 | Polyurethane composition for cavitation resistance and method of forming film using the same |
| CN105153918A (en) * | 2015-08-03 | 2015-12-16 | 安徽荣达阀门有限公司 | Valve antifouling powdery paint with low abrasive luminescence and manufacturing method thereof |
-
2012
- 2012-10-15 CN CN201210390123.1A patent/CN103073978B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN103073978A (en) | 2013-05-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103073975B (en) | A kind of Alkyd resin vehicle primer and preparation method thereof | |
| CN102993841B (en) | A kind of waterborne flame retardant anticorrosive paint | |
| CN102993793B (en) | A kind of Anti-crack automobile primer and preparation method thereof | |
| CN103073969B (en) | A kind of Epoxy resin antirust paint and preparation method thereof | |
| CN108864790B (en) | Graphene composite antirust pigment and preparation method thereof | |
| CN101760049A (en) | Method for preparing core-shell silicon dioxide-coated ammonium polyphosphate (APP) | |
| CN102888137A (en) | Ultraviolet-resisting metal anti-rust paint and preparation method thereof | |
| CN102993794B (en) | A kind of wheel refractory anti-rust paint peculiar to vessel and preparation method thereof | |
| CN100391846C (en) | Method for prepring and modifying high heat-resistant aluminium hydroxide | |
| CN103073978B (en) | A kind of Polyurethane automotive primer and preparation method thereof | |
| CN102993899A (en) | Salt fog-resistant metal antirust coating material and preparation method thereof | |
| CN104893368A (en) | Coated modified aluminum powder pigment, and preparation method and use thereof | |
| CN104449391A (en) | Iron red anticorrosive paint and preparation method thereof | |
| CN103289455A (en) | Formaldehyde-free VOC-free (volatile organic compounds-free) inorganic functional coating and preparation method thereof | |
| CN109280465A (en) | Nano anti-corrosive loses coating | |
| CN102993791B (en) | A kind of metallic paint and preparation method thereof | |
| CN101418150A (en) | Novel waterborne zinc-rich anti-corrosive paint | |
| CN102888156B (en) | A kind of Uvioresistant fluorocarbon metal anti-rust paint and preparation method thereof | |
| CN102888167B (en) | A kind of aging-resistant metal anti-rust paint and preparation method thereof | |
| CN102888172B (en) | A kind of water-fast aging-resistant metal anti-rust paint and preparation method thereof | |
| CN110373053A (en) | A kind of environment-friendly type glass frosting water paint, and its preparation method and application | |
| CN102888169A (en) | Alkali-resisting and oil-resisting metal anti-rust paint and preparation method thereof | |
| CN109385196A (en) | A kind of preparation method of the inhibitor BTA heavy load amount anticorrosive paint of simple process | |
| WO2011079909A2 (en) | Method for producing encapsulated metal colloids as inorganic pigments | |
| CN102352097B (en) | Organic rectorite/polyurea nanocomposite |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150930 Termination date: 20161015 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |