Summary of the invention
The objective of the invention is to overcome the shortcoming of existing paint for outer surface of wall, the water-based exterior wall wall paint of the various different class of excellent propertys such as a kind of alkali resistance, anti-staining property, tint retention, stability is provided.
Paint for outer surface of wall provided by the invention according to the selection of different emulsions and auxiliary agent and the control of its addition, makes the product of four kinds of different class cost performances.
One, the prescription of cinnamic acrylic ester paint for outer surface of wall and production technique:
1, the raw material of cinnamic acrylic ester paint for outer surface of wall is divided into three groups, and their composition and weight percentage are as follows:
(1) A group
Water 12~18%, alkyl aryl polyether wetting agent 0.15~0.25%, non-silicone defoamer 0.10~0.20%, polystyrene acid ammonium salt dispersion agent 0.45~0.60%, Natvosol 0.05~0.2%, isothiazole tincture ketone sanitas 0.10~0.15%, acrylic acid or the like alkali swelling thickening material 0.20~0.30%, ammoniacal liquor 0.10~0.15%;
(2) B group
Rutile type Titanium Dioxide 12~18%, pure aluminium silicate 3.5~4.0%, barium sulfate 7.5~12.5%, wollastonite 5~10%, water-ground limestone 5~10%, propylene glycol 1.8~2.5%, diethylene glycol monobutyl ether 0.4~0.6%;
(3) C group
Organically-modified polydimethylsiloxane solution (R-2020) auxiliary rheological agents 0.15~0.25%, benzene-acrylic emulsion 20~30%, Opacifying polymers 0.3~0.5%, non-silicone defoamer 0.15~0.25%, acrylic acid or the like alkali swelling thickening material 0.4~0.6%, water 4~8%; Above-mentioned percentage ratio is benchmark with three groups of material gross weights.
2, concrete preparation technology: add in the reactor by water, wetting agent, defoamer, dispersion agent, Natvosol, sanitas, the A group material that alkali swelling thickening material and ammoniacal liquor constitute, disperse 10min under the shearing force with 600r/min, drop into again by the rutile titanium white powder, pure aluminium silicate, wollastonite, barium sulfate, film coalescence aid, propylene glycol, diethylene glycol monobutyl ether, the B group material that auxiliary rheological agents constitutes, under 1320r/min, disperse 25min, to fineness<50um, 600r/min drops into pure-acrylic emulsion then, Opacifying polymers, defoamer, the C group material that alkali swelling thickening material and water constitute stirs 10~20min and promptly gets desired product.
Two, the prescription of pure acrylic acid ester paint for outer surface of wall and production technique
1, the raw material of pure acrylic acid ester paint for outer surface of wall of the present invention divides three groups, and their composition and weight percentage are as follows:
(1) A group
Water 15~18%, alkyl aryl polyether wetting agent 0.05~0.15%, non-silicone defoamer 0.1~0.2%, polystyrene acid ammonium salt dispersion agent 0.5~0.7%, Natvosol 0.05~0.2%, isothiazole tincture ketone sanitas 0.15~0.25%, acrylic acid or the like alkali swelling thickening material 0.1~0.2%, ammoniacal liquor 0.1~0.2%, mildew-resistant algae-resistant agent 0.2~0.4%;
(2) B group
Rutile titanium white powder 8~12%, pure aluminium silicate 3.5~4.0%, barium sulfate 14~15%, wollastonite 10~15%, propylene glycol phenylate film coalescence aid 0.8~1.2%, propylene glycol 2~3%, ethylene glycol monobutyl ether 0.6~1.0%, organically-modified polydimethylsiloxane solution (R-2020) auxiliary rheological agents 0.15~0.25%;
(3) C group
Pure-acrylic emulsion 28~32%, Opacifying polymers 3~5%, non-silicone defoamer 0.1~0.2%, acrylic acid or the like alkali swelling thickening material 0.2~0.4%, water 0.5~1.0%;
Above-mentioned percentage ratio is to be benchmark with three groups of material gross weights.
2, concrete preparation technology: add the A group material of forming by water, wetting agent, defoamer, dispersion agent, Natvosol, sanitas, alkali swelling thickening material, ammoniacal liquor and mould inhibitor in the reactor, stir 10~15min; And then add the B group material of forming by titanium dioxide, pure aluminium silicate, barium sulfate, wollastonite, film coalescence aid, propylene glycol, ethylene glycol monobutyl ether and auxiliary rheological agents, under 1320r/min, stir 25~40min, fineness<50um; The last C group material of being made up of pure-acrylic emulsion, opaque hollow polymer, defoamer, alkali swelling thickening material and water in the 600r/min input in reactor disperses 10~20min promptly to obtain required product.
Three, the prescription of organosilicon-modified acrylate paint for outer surface of wall and production technique:
1, the raw material of organosilicon-modified acrylate paint for outer surface of wall of the present invention divides three groups, and its composition and weight percentage are as follows:
(1) A group
Water 17~20%, alkyl aryl polyether wetting agent 0.1~0.2%, non-silicone defoamer 0.1~0.2%, Natvosol 0.05~0.2%, isothiazole tincture ketone sanitas 0.15~0.25%, acrylic acid or the like alkali swelling thickening material 0.05~0.15%, propylene glycol 2~2.5%, ammoniacal liquor 0.05~0.15%;
(2) B group
Rutile titanium white powder 16~20%, ultra-fine barium sulfate 8~12%, water-ground limestone 4~6%, propylene glycol phenylate film coalescence aid 1.2~1.8%, diethylene glycol monobutyl ether 0.4~0.6%, ethylene glycol monobutyl ether 0.4~0.6%;
(3) C group
Organosilicon-modified acrylate emulsion 32~38%, Opacifying polymers 5~8%, non-silicone defoamer 0.1~0.2%, TT-935 acrylic acid or the like alkali swelling thickening material 0.15~0.3%, water 0.05~0.15%, mildew-resistant algae-resistant agent 0.2~0.5%, urethane thickening auxiliary rheological agents 0.3~0.5%;
Above-mentioned percentage ratio is to be benchmark with three groups of material gross weights.
2, concrete preparation technology: in reactor, add by water, wetting agent, defoamer, Natvosol, sanitas, alkali swelling thickening material, the A group material that propylene glycol and ammoniacal liquor are formed, after 400~600r/min stirs 10~15min down, drop into again by titanium dioxide, ultra-fine barium sulfate, water-ground limestone, diethylene glycol monobutyl ether, ethylene glycol monobutyl ether, the B group material that film coalescence aid is formed, in 1320r/min high speed dispersion 25min, to fineness<50um, drop at last by organosilicon-modified acrylate emulsion, opaque hollow polymer, defoamer, alkali swelling thickening material, water, the C group material that mildew-resistant algae-resistant agent and urethane thickening auxiliary rheological agents are formed, stir 10~15min down in 600r/min-800r/min, promptly obtain desired product.
Four, the prescription of snappiness paint for outer surface of wall and production technique
1, the raw material of snappiness paint for outer surface of wall of the present invention is divided into three groups, and its composition and weight percentage are as follows:
(1) A group
Water 14~16%, alkyl aryl polyether wetting agent 0.15~0.25%, non-silicone defoamer 0.1~0.2%, polystyrene acid ammonium salt dispersion agent 0.4~0.6%, Natvosol 0.05~0.15%, isothiazole tincture ketone sanitas 0.1~0.15%, acrylic acid or the like alkali swelling thickening material 0.15~0.25%, antimildew and antibacterial agent 0.2~0.4%;
(2) B group
Titanium dioxide 14~16%, superfine alumina silicate 2.5~3.5%, ultra-fine barium sulfate 5~10%, wollastonite 5~10%, propylene glycol phenylate film coalescence aid 0.6~0.9%, diethylene glycol monobutyl ether 0.6~0.9%, propylene glycol 1.8~2.2%, water 0.2~0.4%, urethane rheology thickening material 0.3%;
(3) C group
Pure-acrylic emulsion 12~18%, elastic emulsion 25~35%, Opacifying polymers 2~3%, non-silicone defoamer 0.1~0.2%, TT-935 acrylic acid or the like alkali swelling thickening material 0.4~0.6% and D105 acrylic acid or the like alkali swelling thickening material 0.3~0.5%, water 0.8~1.2%;
Above-mentioned percentage ratio is to be benchmark with three groups of material gross weights.
2, concrete preparation technology: in reactor, add by water, wetting agent, defoamer, dispersion agent, Natvosol, sanitas, alkali swelling thickening material, the A group material that mould inhibitor is formed, rotating speed in 600r/min stirs 10~15min down, improving rotating speed drops into by titanium dioxide to 1320r/min, superfine alumina silicate, ultra-fine barium sulfate, wollastonite, film coalescence aid, diethylene glycol monobutyl ether, propylene glycol, the B group material that water and urethane rheology thickening material are formed, stir 20~40min, fineness is to<50um, rotating speed in 600r/min adds down by pure-acrylic emulsion then, elastic emulsion, Opacifying polymers, defoamer, acrylic acid or the like alkali swelling thickening material, the C group raw material that D105 alkali swelling thickening material and water are formed stirs 15min and promptly obtains required product.
The used raw material of four kinds of wall paintes of the present invention all is commercially available Chemicals, their trade mark, manufacturer and chemical name see Table 1, wherein said newborn acrylic acid ester emulsion, be meant it all is the acrylic acid monomer, do not contain other monomers such as vinylbenzene or acetic ester ethene, this produce market is on sale, and commodity are called AC-261; Described Opacifying polymers is a kind of polystyrene emulsion of hollow, and solid content is 30%, and commodity are called OP-62, and the market is on sale; It is 1000-1500 purpose water-ground limestone that described water-ground limestone is selected granularity, otherwise can influence product performance; The described film coalescence aid mechanism of action: in the drying varniss process, along with moisture evaporation, film coalescence aid helps emulsion particle polymerization distortion and forms the paint film that connects, finally from paint film, vapor away, except that the propylene glycol phenylate, other film coalescence aid such as alcohol ester-12, Fexanal etc. also can use, just purity is different, and what branch addition have; Described non-silicone defoamer be selected from mineral oil, water drain silica and tensio-active agent any.
Stirrer of the present invention is that the mechanical company limited of the good letter of Yixing City produces, and the trade mark is JFJ450.
Advantage of the present invention and effect:
The paint for outer surface of wall that the invention provides four kinds of different class cost performances can be used on all exterior wall engineerings, can be respectively kind such as the vinylbenzene-acrylic acid paint for outer surface of wall insure-eight year in 8,12,15 years according to the requirement selection weather resisteant in building room, pure acrylic acid ester paint for outer surface of wall was protected 12 years, and organic-silicon-modified olefin(e) acid ester wall paint was protected 15 years.Working life difference, product price is also different.
The present invention is very different with now commercially available exterior wall latex paint, and wall paint of the present invention is introduced 0.05%~0.2% Natvosol, to increase the wall paint tint retention when obtaining the hydrophilic and hydrophobic balance value (HLB) of paint film; Introduce the opaque hollow polymer of hollow ball, improve the molecular distribution of titanium dioxide in the paint film, improve paint film compactness, thereby improve anti-the staining property of wall paint greatly; Utilize the bond energy of Si-O-Si key big, the characteristics of good stability, introduce 32%~38% organosilicon modified crylic acid resin, make the high performance silicon acrylate dope.In a word, water-based exterior wall wall paint of the present invention has characteristics such as alkali resistance, tint retention, anti-staining property, ultraviolet resistance, splitting resistance, ventilation property, freeze-thaw resistance, water tolerance, can solve existing disadvantage in the existing exterior wall engineering, easy to use, and the cost performance height.
Embodiment
Further specify characteristics of the present invention below by specific embodiment.
Example 1
Present embodiment is a preparation cinnamic acrylic ester paint for outer surface of wall, and its prescription (unit is a kilogram) is as follows:
The A group
H
2O??????????????????????????????16.5
Wetting agent X-405 0.2
Defoamer NXZ 0.5
Dispersion agent 1,124 0.5
250HBR????????????????????????????0.15
Sanitas LXE 0.1
Alkali swelling thickening material TT-935 0.2
Ammoniacal liquor 0.1
The B group
Rutile titanium white powder R-595 12.5
Pure aluminium silicate 3.75
Barium sulfate 10
Wollastonite 7.5
Coarse whiting 7.5
Propylene glycol 2
Diethylene glycol monobutyl ether 0.5
The C group
Rheology rib agent R2020 0.2
Benzene emulsion 998A 25
Opacifying polymers OP-62 4
Defoamer NXZ 0.2
Alkali swelling thickening material D105 0.5
H
2O??????????????????????????????8.1
Concrete preparation method is as follows:
Under the shearing force of low speed 500r/min, drop into A group material, behind the dispersion 10min, add B group material again, stir 25min down,, add C at 600r/min then and organize material, stir 15min and promptly get desired product to fineness<50um in high speed 1320r/min.Product performance see Table 2.
Example 2
Present embodiment is a preparation pure acrylic acid ester paint for outer surface of wall, and its prescription (unit is a kilogram) is as follows:
The A group
H
2O????????????????????15.5
Defoamer NXZ 0.15
Wetting agent X-405 0.1
Sanitas LXE 0.2
Mould inhibitor EPW 0.3
Dispersion agent 1,124 0.6
Mierocrystalline cellulose 250HBR 0.12
Alkali swelling thickening material TT-935 0.2
Ammoniacal liquor NH
3H2
00.15
The B group
Rutile titanium white powder 10
Pure aluminium silicate 3.75
Wollastonite 12.5
Barium sulfate 15
Film coalescence aid 1
Propylene glycol 2.5
Ethylene glycol monobutyl ether 0.8
Auxiliary rheological agents 0.2
The C group
Pure-acrylic emulsion AC-261 31
Opacifying polymers OP-62 4
Non-silicone defoamer NXZ 0.15
Alkali swelling thickening material TT-935 0.3
H
2O?????????????????????????????1.48
Concrete preparation method is as follows:
Add A group material under 600r/min, add B group material behind the stirring 12min, in 1320r/min speed high speed dispersion 30min, fineness<50um adds C group material then under 600r/min, and dispersion 15min promptly obtains desired product.Product performance see Table 3.
Example 3
Present embodiment is a preparation organosilicon-modified acrylate paint for outer surface of wall, and its composition of raw materials (unit is a kilogram) is as follows:
The A group
H
2O????????????????????????????????17.8
Wetting agent X-405 0.2
Defoamer NXZ 0.2
Sanitas LXE 0.15
Natvosol 250HBR 0.1
Alkali swelling thickening material TT-935 0.1
Propylene glycol 2.2
Ammoniacal liquor NH
3H-2
00.1
The B group
Rutile titanium white powder R-595 18
Ultra-fine barium sulfate 10
Water-ground limestone 5
Ethylene glycol monobutyl ether 0.5
Diethylene glycol monobutyl ether 0.5
Film coalescence aid 1.5
The C group
Organosilicon-modified acrylate 36
K201
Opacifying polymers OP-62 5
Defoamer NXZ 0.1
Urethane thickening auxiliary rheological agents 0.4
Alkali swelling thickening material TT-935 0.2
Mould inhibitor EPW 0.4
H
2O????????????????????????????1.55
Concrete preparation method is as follows:
Under 500r/min, drop into A group material, behind the stirring 12min, under 1320r/min speed, add B group material, disperse 25min,, drop into C group material then, under 700r/min, stir 12min and promptly obtain desired product to fineness<50um.The product salient features sees Table 4.Hardness in the table 4 is pressed GB/T6739-80 and is adopted the pencil method to measure; The paint film chemical-resistant reagent is pressed the GB1763-79 method and is measured; Petrol-resistance can be measured according to the GB/T1334-93 method; Sticking power is pressed the GB/9786-88 method and is measured.
Find out by table 4, lacquer painting hardness of the present invention, performances such as chemical resistant properties, sticking power all are better than known like product.
Example 4
Present embodiment is a preparation snappiness paint for outer surface of wall, and its composition of raw materials (unit is a kilogram) is as follows:
The A group
H
2O?????????????????????????14
Wetting agent X-405 0.2
Defoamer NXZ 0.15
Dispersion agent 1,124 0.5
Sanitas LXZ 0.1
Natvosol 250HBR 0.12
Alkali swelling thickening material TT-935 0.25
Mould inhibitor EPW 0.3
The B group
Rutile type Titanium Dioxide 15
Wollastonite 7.5
Ultra-fine barium sulfate 7.5
Superfine alumina silicate 3
Film coalescence aid 0.8
Diethylene glycol monobutyl ether 0.8
H
2O?????????????????????????????0.8
Propylene glycol 2
Urethane auxiliary rheological agents 0.3
The C group
Pure-acrylic emulsion AC-261 13
Opacifying polymers OP-62 2
Elastic emulsion 2,438 30
Defoamer NXZ 0.15
H
2O?????????????????????????????0.63
Alkali swelling thickening material TT-935 0.5
Alkali swelling thickening material D105 0.4
Concrete preparation process is as follows:
Under the rotating speed of 600r/min, add A group material, disperse 12min after, add B group material when improving rotating speed to 1320r/min, stir 30min, fineness drops into C group material to<50um when reducing rotating speed to 600r/min, stir 15min and promptly obtain required product.The product performance detected result sees Table 5.
As shown in Table 5, performances such as the water tolerance of snappiness paint for outer surface of wall of the present invention, alkali resistance, ageing resistance, freeze-thaw resistance are all relatively good.
Table 1
Raw material | The trade mark | Chemical name | Manufacturer |
Wetting agent | ????X-405 | Alkyl aryl polyether | Dow Chemical product company limited |
Defoamer | ????NXZ | Non-silicone defoamer | Henkel KGaA auxiliary agent company limited |
Dispersion agent | ????1124 | The polystyrene acid ammonium salt | U.S. Rhom and Hass |
Sanitas | ????LXE | Isothiazole tincture ketone | U.S. Rhom and Hass |
Natvosol | ????250HBR | Natvosol | Subclone chemistry product company limited |
Mould inhibitor | ????EPW | The mildew-resistant algae-resistant agent | U.S. Sol company (Britain) |
Titanium dioxide | ?R-595 | Rutile type Titanium Dioxide | Australia Mei Lilian company limited that becomes more meticulous |
Film coalescence aid | ?JS-PPh | The propylene glycol phenylate | The Jin Shan chemical plant |
Alkali swelling thickening material | ?TT-935 | Acrylic acid or the like | U.S. Rhom and Hass |
Alkali swelling thickening material | ?D105 | Acrylic acid or the like | Emerging capable chemical industry company limited is given birth in the Dongguan |
Urethane rheology thickening material | ?R-2020 | Polyurethanes | U.S. Rhom and Hass |
Ultra-fine barium sulfate | Fineness is 1000 orders | Ultra-fine barium sulfate | Kweiyang ultra-fine barium sulfate factory |
Water-ground limestone | ?JT-1000 | Water-ground limestone | Crystalline substance good fortune powder factory |
Modified acrylate emulsion | ?K201 | Polymer emulsion | South Sea Song Gang resin processing plant |
Opacifying polymers | ?OP-62 | Opacifying polymers | U.S. Rhom and Hass |
Auxiliary rheological agents | ?R-2020 | Organically-modified polydimethylsiloxane solution | U.S. Rhom and Hass |
Table 2
Sequence number | Test item | Standard-required | Unit | Detected result | Judge |
1 | Condition in container | No lump, stirring is uniform state | - | Meet | Qualified |
2 | Application property | It is accessible to brush two roads | - | Meet | Qualified |
3 | Low-temperature stability | Never degenerate | - | Meet | Qualified |
4 | Time of drying (surface drying) | ??≤2 | h | ??<2 | Qualified |
5 | Appearance of film | Normally | - | Meet | Qualified |
6 | Contrast ratio (white and light color) | ??≥0.90 | - | ??0.90 | Qualified |
7 | Water tolerance | 96h is no abnormal | - | Meet | Qualified |
8 | Alkali resistance | 48h is no abnormal | - | Meet | Qualified |
????9 | Abrasion resistance | ????≥1000 | Inferior | ??>1000 | Qualified |
????10 | Artificial weathering ageing resistance (400h is non-foaming, do not peel off, flawless) | Efflorescence | ????≤1 | Level | ??0 | Qualified |
Variable color | ????≤2 | Level | ??1 | Qualified |
????11 | Anti-staining property (white and light color) | ????≤15 | ??% | ??11.6 | Qualified |
????12 | Coating temperature-change resistance (5 circulations) | No abnormal | ??- | Meet | Qualified |
Table 3
Sequence number | Test item | Standard-required | Unit | Detected result | Judge |
???1 | Condition in container | No lump, stirring is uniform state | - | Meet | Qualified |
???2 | Application property | It is accessible to brush two roads | - | Meet | Qualified |
???3 | Low-temperature stability | Never degenerate | - | Meet | Qualified |
???4 | Time of drying (surface drying) | ≤2 | h | ??<2 | Qualified |
???5 | Appearance of film | Normally | - | Meet | Qualified |
???6 | Contrast ratio (white and light color) | ≥0.93 | - | ??0.95 | Qualified |
???7 | Water tolerance | 96h is no abnormal | - | Meet | Qualified |
???8 | Alkali resistance | 48h is no abnormal | - | Meet | Qualified |
???9 | Abrasion resistance | ≥2000 | Inferior | ??>2000 | Qualified |
???10 | Artificial weathering ageing resistance (600h is non-foaming, do not peel off, flawless) | Efflorescence | ≤1 | Level | ??0 | Qualified |
Variable color | ≤2 | Level | ??1 | Qualified |
????11 | Anti-staining property (white and light color) | ????≤15 | ??% | ??10.5 | Qualified |
????12 | Coating temperature-change resistance (5 circulations) | No abnormal | ??- | Meet | Qualified |
Table 4
Project | Embodiment 3 products | Market product 1 (Guangdong Jia Leshi chemical industry company limited product-silicon third outer wall paint) | Market product 2 (Guangdong Mei Tushi Chemical Co., Ltd's product-organosilicon exterior wall paint) |
Hardness salt solution 96 hours soaks bubble variable color No. 200 gasoline that come off and soaked the bubble variable color in 96 hours and come off | 1H does not have | The HB trace does not have trace and does not have | The variable color of B trace does not have trace not to be had |
Table 5
Project | Technical requirements | The result |
In condition in container application property paint film appearance drying time (h) contrast ratio (white or light color) resistance to water (soaking 96h) abrasion resistance (inferior) chalk masking coating freeze-thaw resistance coating temperature-change resistance fungus resistance (complete period); Level anti-the staining of percentage elongation (%) (5 secondary reflection coefficient rate of descent), (%) | Mix rear no lump, be uniform state and do not never degenerate no unusual 0 〉=200≤15 except the accessible paint film appearance of brush twice normally≤2 〉=0.95 has unusual 〉=2000≤1≤2 | Meeting 1 0.95 meets (288h) and meets (288h) 0 (2500h) 1 (2500h) and meet 0 500 13 |