CN102101957A - Anti-fouling aqueous multicolor finish and preparation method thereof - Google Patents

Abstract

The invention provides an anti-fouling aqueous multicolor finish and a preparation method thereof. The anti-fouling aqueous multicolor finish comprises the following components in percentage by weight: 10 to 20 percent of color matching color paste, 40 to 60 percent of water, 0.2 to 0.5 percent of sodium pyrophosphate, 2 to 5 percent of flaky silicate, 20 to 40 percent of fluorocarbon emulsion and 0.5 to 1 percent of nano antifoulant. The invention has the advantages that: the synergetic effect of the nano antifoulant and the fluorocarbon emulsion obviously improves the performance of the product, namely the aging resistance and the fouling resistance of the product; and the anti-fouling aqueous multicolor finish has high decorative and protective performance.

Description

Anti-pollution type water-soluble colorful coating and production method thereof

Technical field

The present invention relates to a kind of anti-pollution type water-soluble colorful coating, relate in particular to a kind of special nanometer anti-staining agent and made anti-pollution type water-soluble colorful coating and production method thereof of fluorine carbon emulsion used.

Technical background

Some water-soluble colorful coatings are arranged in the market, but all generally deposit the feature of environmental protection bad and weather resisteant and the bad shortcoming of resistance to soiling.Contain resin and butanols, not environmental protection as CN 200810021704.1 disclosed " water-soluble colorful coating and preparation method thereof " the inside; And for example CN 200710046505.1 disclosed " composite water-soluble multicolor paint " since its used and the zinc sulfide white and the emulsion of weathering resistance difference, so weathering resistance and resistance to soiling are very poor, if be applied to exterior wall, must a finishing varnish, therefore weathering resistance of needs and the good water-soluble colorful coating of resistance to soiling on it.

Summary of the invention

The purpose of this invention is to provide a kind of anti-pollution type water-soluble colorful coating and production method thereof, to overcome the above-mentioned defective that prior art exists.

The said anti-pollution type water-soluble colorful coating of the present invention comprises following components in weight percentage:

Toning mill base 10～20%

Water 40%～60%

Trisodium phosphate 0.2%～0.5%

Sheet silicate 2%～5%

Fluorine carbon emulsion 20%～40%

Nanometer anti-staining agent 0.5%～1%.

The very sum of said components is 100%.

Described toning mill base is made up of following components in weight percentage:

Water 43%～50%

Trisodium phosphate 0.2%～0.7%

Sheet silicate 5%～10%

Mill base 40～50%

The very sum of said components is 100%.

Described mill base is the commercially available prod, for the mill base for U.S. morning, according to the color of selected mill base, can obtain the toning mill base of different colours as the CPS company trade mark, as white, and black, iron oxide red, phthalocyanine blue etc.; Water, trisodium phosphate, sheet silicate and mill base mixed to obtain the mill base of mixing colours.

Described trisodium phosphate is the trisodium phosphate of sky, Wujiang sincere chemical industry company limited 96.5～100%;

Described sheet silicate is the LAPONITE RD of U.S. Lockwood company;

Described fluorine carbon emulsion is pure acrylic acid ester, extraordinary fluoro-resin multipolymer anionic emulsion, and can adopt Changxing, Taiwan company trade mark is 4311B;

Described nanometer anti-staining agent is a nano silicon, adopts Beijing initiative nanometer water nano NZW-I of anti-stain resistant agent of company limited;

Preferably, also comprise the sanitas of coating gross weight 0.1%～0.3%, described sanitas is selected from the mixture that contains 5-chloro-2-methyl-4-isothiazoline-3-ketone and 2-methyl-4-isothiazoline-3-ketone, as the NIPACIDECI15 of Clariant;

Preferably, also comprise the film coalescence aid of coating gross weight 0.5%～2%, described film coalescence aid is 2,2,4-trimethylammonium-1, and the 3-pentanediol mono isobutyrate is as the TEXANAL of Yi Shiman;

Preferably, also comprise the wetting agent of coating gross weight 0.1%～0.3%, described wetting agent is the Ricinate with hydrophilic polyether segmental nonionic AB-polymkeric substance and polyelectrons hydrophobic ingredient formation, as the FX 365 of Elementies;

Preferably, also comprise the defoamer of coating gross weight 0.1%～0.3%, described defoamer is silicone based defoamer, as the SN-154 of NOPOC company;

Preferably, also comprise the thickening material of coating gross weight 0.3%～1%, described thickening material is the polyurethanes thickening material RM-8W of ROHM AND HAAS;

Preferably, also comprise the PH conditioning agent of coating gross weight 0.1%～0.3%, described PH conditioning agent is a 2-amino-2-methyl-1-propanol, as the AMP-95 of DOW company;

Preferably, said anti-pollution type water-soluble colorful coating comprises following components in weight percentage:

Toning mill base 10～20%

Water 40%～60%

Trisodium phosphate 0.2%～0.5%

Sheet silicate 2%～5%

Sanitas 0.1%～0.3%

Fluorine carbon emulsion 20%～40%

Film coalescence aid 0.5%～2%

Wetting agent 0.1%～0.3%

Defoamer 0.1%～0.3%

Nanometer anti-staining agent 0.5%～1%

Thickening material 0.3%～1%

PH conditioning agent 0.1%～0.3%

The very sum of said components is 100%.

Further preferred, said anti-pollution type water-soluble colorful coating comprises following components in weight percentage:

Toning mill base 12～15%

Water 45%～55%

Trisodium phosphate 0.3%～0.4%

Sheet silicate 4%～5%

Sanitas 0.1%～0.3%

Fluorine carbon emulsion 25%～33%

Film coalescence aid 0.5%～2%

Wetting agent 0.1%～0.3%

Defoamer 0.1%～0.3%

Nanometer anti-staining agent 0.5%～1%

Thickening material 0.3%～1%

PH conditioning agent 0.1%～0.3%

The very sum of said components is 100%.

Preparation method of the present invention comprises the steps:

(1) preparation toning mill base: water, trisodium phosphate and sheet silicate are mixed, form the transparence colloid, add mill base again, stir, obtain the toning mill base;

(2) preparation of anti-pollution type multicolor finish: each component is mixed, and dispersed with stirring adds the toning mill base at last, stirs, and can obtain product.

Using method of the present invention can be to spray with special-purpose spray gun.Can add an amount of water during construction according to specific circumstances and regulate viscosity.The present invention can be coated with and be contained on metope and the timber, and it is good to have sticking power, the excellent characteristics of ageing resistance and resistance to soiling.

Advantage of the present invention is: utilize the synergy of nanometer anti-staining agent and fluorine carbon emulsion, can significantly improve the performance of product, improve the ageing resistance and the resistance to soiling of product, good ornamental and protectiveness is arranged.

Embodiment

Embodiment 1

(1) preparation toning mill base: weight percent

Water 45%

Trisodium phosphate (96.5～100%) 0.5%

LAPONITE?RD 7％

Mill base 45%

Water, trisodium phosphate, sheet silicate and mill base mixed to obtain the mill base of mixing colours.According to said method can prepare several toning mill bases, for example add white respectively, black, iron oxide red, mill bases such as phthalocyanine blue are made corresponding toning mill base respectively.

The preparation of anti-pollution type water-soluble colorful coating, prescription (weight):

Water 54.4%

Trisodium phosphate 0.3%

LAPONITE?RD 5％

NIPACIDE?CI15 0.2％

4311B 25％

TEXANAL 1.5％

FX?365 0.1％

SN-154 0.1％

NZW-I 0.8％

RM-8W 0.4％

AMP-95 0.2％

Toning white colorant 8%

The blue look mill base 2% of mixing colours

The red mill base 2% of mixing colours

Total amount 100%

Each component is mixed, and dispersed with stirring adds toning white colorant, the blue look mill base of toning and the red mill base of mixing colours at last, stirs, and can obtain product.

(press GB/T 9756-2001) after testing:

The artificial weathering ageing resistance was by 1500 hours

Water tolerance 〉=96 hour

Alkali resistance 〉=48 hour

Resistance to soiling 4%.

Embodiment 2

The preparation of anti-pollution type water-soluble colorful coating, prescription (weight):

Wherein, the toning mill base adopts the method preparation of embodiment 1.

Water 45%

Trisodium phosphate 0.3%

LAPONITE?RD 4％

NIPACIDE?CI15 0.2％

4311B 33％

TEXANAL 1％

FX?365 0.1％

SN-154 0.1％

NZW-I 0.5％

RM-8W 0.6％

AMP-95 0.2％

Toning white colorant 10%

The blue look mill base 2% of mixing colours

The red mill base 3% of mixing colours

Total amount 100%

The preparation method is with embodiment 1.

(press GB/T 9756-2001) after testing:

The artificial weathering ageing resistance was by 2000 hours

Water tolerance 〉=144 hour

Alkali resistance 〉=96 hour

Resistance to soiling 3%.

Claims (7)

1. the anti-pollution type water-soluble colorful coating is characterized in that, comprises following components in weight percentage:

Toning mill base 10～20%

Water 40%～60%

Trisodium phosphate 0.2%～0.5%

Sheet silicate 2%～5%

Fluorine carbon emulsion 20%～40%

Nanometer anti-staining agent 0.5%～1%

The very sum of said components is 100%.

2. anti-pollution type water-soluble colorful coating according to claim 1 is characterized in that, described toning mill base is made up of following components in weight percentage:

Water 43%～50%

Trisodium phosphate 0.2%～0.7%

Sheet silicate 5%～10%

Mill base 40～50%

The very sum of said components is 100%.

3. anti-pollution type water-soluble colorful coating according to claim 1, it is characterized in that, also comprise the sanitas of coating gross weight 0.1%～0.3%, the film coalescence aid of coating gross weight 0.5%～2%, the wetting agent of coating gross weight 0.1%～0.3%, the defoamer of coating gross weight 0.1%～0.3%, the thickening material of coating gross weight 0.3%～1% and the PH conditioning agent of coating gross weight 0.1%～0.3%.

4. anti-pollution type water-soluble colorful coating according to claim 1, it is characterized in that, described sanitas is selected from the mixture that contains 5-chloro-2-methyl-4-isothiazoline-3-ketone and 2-methyl-4-isothiazoline-3-ketone, described film coalescence aid is 2,2,4-trimethylammonium-1, the 3-pentanediol mono isobutyrate, described wetting agent is the Ricinate with hydrophilic polyether segmental nonionic AB-polymkeric substance and polyelectrons hydrophobic ingredient formation, described defoamer is silicone based defoamer, described thickening material is the polyurethanes thickening material, and described PH conditioning agent is a 2-amino-2-methyl-1-propanol.

5. according to each described anti-pollution type water-soluble colorful coating of claim 1～4, it is characterized in that, comprise following components in weight percentage:

Toning mill base 10～20%

Water 40%～60%

Trisodium phosphate 0.2%～0.5%

Sheet silicate 2%～5%

Sanitas 0.1%～0.3%

Fluorine carbon emulsion 20%～40%

Film coalescence aid 0.5%～2%

Wetting agent 0.1%～0.3%

Defoamer 0.1%～0.3%

Nanometer anti-staining agent 0.5%～1%

Thickening material 0.3%～1%

PH conditioning agent 0.1%～0.3%

The very sum of said components is 100%.

6. anti-pollution type water-soluble colorful coating according to claim 5 is characterized in that, comprises following components in weight percentage:

Toning mill base 12～15%

Water 45%～55%

Trisodium phosphate 0.3%～0.4%

Sheet silicate 4%～5%

Sanitas 0.1%～0.3%

Fluorine carbon emulsion 25%～33%

Film coalescence aid 0.5%～2%

Wetting agent 0.1%～0.3%

Defoamer 0.1%～0.3%

Nanometer anti-staining agent 0.5%～1%

Thickening material 0.3%～1%

PH conditioning agent 0.1%～0.3%

The very sum of said components is 100%.

7. prepare the method for each described anti-pollution type water-soluble colorful coating of claim 1～6, it is characterized in that, comprise the steps:

(1) preparation toning mill base: water, trisodium phosphate and sheet silicate are mixed, form the transparence colloid, add mill base again, stir, obtain the toning mill base;

(2) preparation of anti-pollution type multicolor finish: each component is mixed, and dispersed with stirring adds the toning mill base at last, stirs, and can obtain product.