A kind of woodenware is with anti-aging draft environment-protecting polyurethane white finish paint
Technical field
The present invention relates to a kind of woodenware with anti-aging draft environment-protecting polyurethane white finish paint.
Background technology
Polyurethane white finish paint is the whitewash of a class high comprehensive performance, is widely used in wood decoration.Conventional white finish paint contains phenyl ring (tolylene diisocyanate and TriMethylolPropane(TMP) prepolymer) because of containing in the resin in conjugated double bond and the solidifying agent, join and paint behind the film because of ultraviolet ray, oxygen, the influence of external environments such as temperature, two keys are destroyed, cause the paint film ageing resistance poor, shedding, cracking, xanthochromia peels off.
Summary of the invention
The objective of the invention is provides a kind of anti-shedding in order to overcome weak point of the prior art, anti-cracking, anti-xanthochromic woodenware aging-resistant draft environment-protecting polyurethane white finish paint.
In order to achieve the above object, the present invention adopts following scheme:
A kind of woodenware is with anti-aging draft environment-protecting polyurethane white finish paint, and it is by A, first component, and B, second component and C, third component, three components are formed:
A, first component are by plant Oleum Cocois Synolac, plant ricinoleyl alcohol acid resin, wetting dispersing agent, PMA, dimethylbenzene, oxidation inhibitor, ultraviolet absorbers, photostabilizer, Rutile type Titanium Dioxide, flatting silica, polyamide wax pulp, polyethylene wax powder, defoamer, flow agent and n-butyl acetate mix after high-speed stirring disperses to form;
B, second component are by the positive butyl ester of dehydration acetate, the HDI prepolymer, and the TDI trimer mixes and forms;
C, third component are by n-butyl acetate, and the PMA mixing and stirring forms;
A wherein, B, the weight percent of C three components is 1: 0.5-0.6: 0.6-0.7.
Aforesaid a kind of woodenware is with anti-aging draft environment-protecting polyurethane white finish paint, it is characterized in that described first component is by weight percentage earlier with 15-20% plant Oleum Cocois Synolac, the 0.3-0.5% wetting dispersing agent, 1-3%PMA and 28-32% rutile titanium white powder add homogenizer successively, be ground to fineness≤25um after the dispersed with stirring, and then add 15-20% plant Oleum Cocois Synolac successively, 15-20% plant ricinoleyl alcohol acid resin, the 1-2% polyamide wax pulp, the 2-5% flatting silica, 0.3-0.5% polyethylene wax powder, 0.3-0.5% oxidation inhibitor, the 0.5-1% ultraviolet absorbers, 0.3-0.5 photostabilizer, the 0.3-0.5% flow agent, the 0.2-0.3% defoamer, the 3-5% n-butyl acetate, 2-3%PMA disperses to stir under the rotating speed of 1000r/min up to fineness≤25um, regulates viscosity and promptly obtains the first component to 5000-6000CPS/25 ℃.
Aforesaid a kind of woodenware is with anti-aging draft environment-protecting polyurethane white finish paint, it is characterized in that described second component is that dewater positive butyl ester, 20-30%HDI prepolymer, 20-30%TDI trimer of 40-50% mixed and form.
Aforesaid a kind of woodenware is characterized in that with anti-aging draft environment-protecting polyurethane white finish paint described third component is that 30-40%PMA, 60-70 n-butyl acetate are mixed and form.
Aforesaid a kind of woodenware is characterized in that A with anti-aging draft environment-protecting polyurethane white finish paint, B, and the weight percent of C three components is 1: 0.51-0.59: 0.61-0.69.
Aforesaid a kind of woodenware is characterized in that A with anti-aging draft environment-protecting polyurethane white finish paint, B, and the weight percent of C three components is 1: 0.55: 0.65.
The raw-material place of production of part that the present invention adopts:
1, plant Oleum Cocois Synolac: Guangdong Jiangmen resin processing plant produces, model PJ12-70D;
2, plant ricinoleyl alcohol acid resin: Guangdong Jiangmen resin processing plant produces, model PJ12-70M;
3, HDI prepolymer: Japanese polyurethane company produces hexamethylene diisocyanate performed polymer, model HX-90B;
4, TDI trimer: Italian SAPICI company produces, model AC-510;
5, oxidation inhibitor: Switzerland vapour Bagong department produces, model 1010;
6, ultraviolet absorbers: Switzerland vapour Bagong department produces, model 1130;
7, photostabilizer: Switzerland vapour Bagong department produces, model 229;
8, rutile titanium white powder: Australian Mei Lilian company produces, model RCL-595;
9, defoamer: Dutch EFKA company produces, model EFKA-2020;
10. flow agent: Dutch EFKA company produces model EFKA-3033.
In sum, the invention has the beneficial effects as follows:
The ageing resistance excellence of white finish paint of the present invention has hardness height, anti-xanthochromia, snappiness is good, feel is fine and smooth, the advantage of construction good leveling property and environmental protection simultaneously.
Embodiment
Below in conjunction with embodiment the present invention is described further:
Woodenware of the present invention is with anti-aging draft environment-protecting polyurethane white finish paint, and it is by A, first component, and B, second component and C, third component, three components are formed:
A, first component are by plant Oleum Cocois Synolac, plant ricinoleyl alcohol acid resin, wetting dispersing agent, PMA, dimethylbenzene, oxidation inhibitor, ultraviolet absorbers, photostabilizer, Rutile type Titanium Dioxide, flatting silica, polyamide wax pulp, polyethylene wax powder, defoamer, flow agent and n-butyl acetate mix after high-speed stirring disperses to form;
B, second component are by the positive butyl ester of dehydration acetate, the HDI prepolymer, and the TDI trimer mixes and forms;
C, third component are by n-butyl acetate, and the PMA mixing and stirring forms;
A wherein, B, the weight percent of C three components is 1: 0.5-0.6: 0.6-0.7.
Embodiment 1:
Woodenware of the present invention is with anti-aging draft environment-protecting polyurethane white finish paint, it is by A, the first component, B, the second component, C, third component, three components are formed, first component wherein: earlier with 16.5kg plant Oleum Cocois Synolac, 0.5kg wetting dispersing agent, 3kgPMA and 30kg rutile titanium white powder add homogenizer successively, be ground to fineness≤25um after the dispersed with stirring, and then add 20kg plant Oleum Cocois resin successively, 18kg plant ricinoleyl alcohol acid resin, the 1kg polyamide wax pulp, the 3kg flatting silica, 0.3kg polyethylene wax powder, 0.3kg oxidation inhibitor, 0.5kg ultraviolet absorbers, 0.3kg photostabilizer, 0.3kg flow agent, 0.2kg defoamer, 3.1kg n-butyl acetate, 3kgPMA disperses to stir under the rotating speed of 1000r/min up to fineness≤25um, regulates viscosity and promptly obtains the first component to 5000-6000CPS/25 ℃;
Second component: dewater positive butyl ester, 20kgHDI prepolymer, 30kgTDI trimer of 50kg mixed and form;
Third component: 30kgPMA, 70kg n-butyl acetate are mixed and form;
Above-mentioned first, second, the third three components are promptly got product of the present invention after joining lacquer according to 1: 0.51: 0.61 uniform mixing of weight percent.
Embodiment 2:
Woodenware of the present invention is with anti-aging draft environment-protecting polyurethane white finish paint, it is by A, the first component, B, the second component, C, third component, three components are formed, first component wherein: earlier with 18.5kg plant Oleum Cocois Synolac, 0.5kg wetting dispersing agent, 3kgPMA and 28kg rutile titanium white powder add homogenizer successively, be ground to fineness≤25um after the dispersed with stirring, and then add 15kg plant Oleum Cocois resin successively, 20kg plant ricinoleyl alcohol acid resin, 1.5kg polyamide wax pulp, the 5kg flatting silica, 0.3kg polyethylene wax powder, 0.3kg oxidation inhibitor, 0.5kg ultraviolet absorbers, 0.3kg photostabilizer, 0.3kg flow agent, 0.2kg defoamer, 3.6kg n-butyl acetate, 3kgPMA disperses to stir under the rotating speed of 1000r/min up to fineness≤25um, regulates viscosity and promptly obtains the first component to 5000-6000CPS/25 ℃;
Second component: dewater positive butyl ester, 22kgHDI prepolymer, 28kgTDI trimer of 50kg mixed and form;
Third component: 35kgPMA, 65kg n-butyl acetate are mixed and form;
Above-mentioned first, second, the third three components are promptly got product of the present invention after joining lacquer according to 1: 0.59: 0.69 uniform mixing of weight percent.
Embodiment 3:
Woodenware of the present invention is with anti-aging draft environment-protecting polyurethane white finish paint, it is by A, the first component, B, the second component, C, third component, three components are formed, first component wherein: earlier with 14.5kg plant Oleum Cocois Synolac, 0.5kg wetting dispersing agent, 3kgPMA and 32kg rutile titanium white powder add homogenizer successively, be ground to fineness≤25um after the dispersed with stirring, and then add 23.5kg plant Oleum Cocois resin successively, 15kg plant ricinoleyl alcohol acid resin, the 1kg polyamide wax pulp, 3.5kg flatting silica, 0.3kg polyethylene wax powder, 0.3kg oxidation inhibitor, 0.5kg ultraviolet absorbers, 0.3kg photostabilizer, 0.3kg flow agent, 0.2kg defoamer, the 3kg n-butyl acetate, 2.1kgPMA under the rotating speed of 1000r/min, disperse to stir up to fineness≤25um, regulate viscosity and promptly obtain the first component to 5000-6000CPS/25 ℃;
Second component: dewater positive butyl ester, 22kgHDI prepolymer, 28kgTDI trimer of 50kg mixed and form;
Third component: 38kgPMA, 62kg n-butyl acetate are mixed and form;
Above-mentioned first, second, the third three components are promptly got product of the present invention after joining lacquer according to 1: 0.55: 0.65 uniform mixing of weight percent.
In order to prove that product of the present invention and like product on the market have significant advantage, special the product of various embodiments of the present invention and the white finish paint of buying are on the market carried out performance comparison, comparative result sees Table 1:
Table 1. product of the present invention and white finish paint performance comparison result on the market
Interventions Requested |
Embodiment 1 |
Embodiment 2 |
Embodiment 3 |
Outsourcing sample A |
Outsourcing sample B |
Do solid work (minute) |
22 |
22 |
22 |
22 |
24 |
Sticking power |
1 grade |
1 grade |
1 grade |
2 grades |
2 grades |
Snappiness (mm) |
1 |
1 |
1 |
3 |
3 |
Hardness |
2H |
2H |
2H |
1H |
1H |
The paint film cold cycling (20 ℃ ,+50 ℃, 30min, 5 times) |
By |
By |
By |
By |
By |
Resistance to deterioration (outdoor exposure one month) |
No shedding does not have cracking, no variable color |
No shedding does not have cracking, no variable color |
No shedding does not have cracking, no variable color |
Serious discoloration |
Shedding, serious discoloration |
Shock-resistant (cmkg) |
50 |
58 |
56 |
30 |
35 |