CN105060775A - Lacquer and preparation method thereof - Google Patents

Abstract

The invention discloses lacquer and a preparation method thereof. The lacquer comprises, by mass, 5-10% of water, 0.3-0.5% of hydroxyethyl cellulose, 0.5-2% of ethyl silicate, 0.1-0.3% of pH value conditioning agent-ethanol amine, 0.5-1% of zirconium silicate, 20-30% of emulsion, 0.2-0.8% of nano-titanium dioxide, 0.2-0.8% of bromine alkyl ammonium, 5-10% of lacquer slices of all colors, 15-25% of natural coarse colored sand and the balance of natural fine colored sand. According to the preparation method, the water, the hydroxyethyl cellulose, the ethyl silicate, the ethanol amine, the zirconium silicate, the emulsion, the nano-titanium dioxide, the bromine alkyl ammonium, the natural coarse colored sand, the lacquer slices of all colors and the natural fine colored sand are stirred and mixed, and therefore the lacquer which is high in anti-pollution capacity, good in acid and alkali resistance and weather resistance and environmentally friendly.

Description

A kind of true mineral varnish and preparation method thereof

Technical field

The present invention relates to building coating field, be specifically related to a kind of true mineral varnish and preparation method thereof.

Background technology

True mineral varnish is a kind of coating that can spray out decorative effect as unique in marble, grouan etc., mainly naturally to adopt sand, natural assorted sliver is composited for aggregate and synthetic resin emulsion (as ACRYLIC EMULSION, benzene emulsion, organosilicon crylic acid latex etc.), become modern inner, external wall decorate in a kind of indispensable coating.

True mineral varnish has plurality of advantages: as quality is light, can not increase the load pressure of building masonry wall; Security advantages is remarkable, compares dry-hang stone, decreases the risk that comes off; Elegant in appearance, the effect of lithotome can be decorated out; Cost advantage is remarkable, compares dry-hang stone, low price, easy construction etc.CN103508698A with emulsion, alcohol ester 12 film coalescence aid, ethylene glycol monobutyl ether, sliver, propylene glycol, naturally adopt sand, Natvosol, thickening material, water prepared true mineral varnish; CN102745943A reports a kind of development and constructional method of powder exterior wall true stone paint.Also there are some defects in true mineral varnish: as weather resistance, weathering resistance is poor, acid resistance is poor, and these have become the focus and difficulties paid close attention in true mineral varnish field.

Summary of the invention

The object of the invention is to: provide that a kind of stain resistance is strong, acid resistance good, good weatherability, environmental protection true mineral varnish and preparation method thereof.

For achieving the above object, the technical scheme that the present invention takes is:

A kind of true mineral varnish, in mass ratio example meter, be prepared from by following raw materials according:

Water 5%-10%

Natvosol 0.3%-0.5%

Tetraethyl silicate 0.5%-2%

PH value regulator thanomin 0.1%-0.3%

Zirconium silicate 0.5%-1%

Emulsion 20%-30%

Nano titanium oxide 0.2%-0.8%

Cetrimide 0.2%-0.8%

The assorted sliver 5%-10% of true mineral varnish

Natural thick color sand 15%-25%

All the other are the color sand of natural fine

The preparation method of described true mineral varnish comprises the following steps:

Step 1: in stirred-tank reactor, adds water, Natvosol, tetraethyl silicate, thanomin, zirconium silicate successively, starts stirring, and stirring velocity control 300-600 turns/min, and time controling 1h-3h, obtains solution A;

Step 2: add emulsion, nano titanium oxide and Cetrimide in solution A, keep stirring velocity 300-600 turn/min is constant, time controling 0.5-1h, obtains solution B;

Step 3: add natural thick color sand, the assorted sliver of true mineral varnish, the color sand of natural fine in solution B, stirring velocity control 700-1000 turns/min, time controling 0.5-1h, obtains true mineral varnish product.

The present invention compared with prior art, there is remarkable advantage: one, this true mineral varnish coating are compounded with emulsion, orthosilicic acid, zirconium silicate, nano titanium oxide, natural thick color sand, the color sand of natural fine and assorted sliver, have good pollution resistance, resistance to acids and bases, weathering resistance and the feature of environmental protection; Its two, this true mineral varnish preparation method is compounded with chemical method and Physical, obtains orthosilicic acid, complex silicate zirconium by the hydrolysis of tetraethyl silicate, then is combined with emulsion and natural coarse sand, natural fine sand and sliver, plays cross structure beam effect; Its three, employing Cetrimide is sanitas, is combined closely with silicic acid, makes true mineral varnish have long-acting usability.

Embodiment

Below in conjunction with specific embodiment, technical solution of the present invention is described, these embodiments can not be interpreted as the restriction to technical scheme.

Embodiment 1:

A kind of true mineral varnish, described true mineral varnish, in units of mass parts, is made up of following component:

50 parts, water

Natvosol 3 parts

Tetraethyl silicate 5 parts

PH value regulator thanomin 1 part

Zirconium silicate 5 parts

Benzene emulsion 200 parts

Nano titanium oxide 2 parts

Cetrimide 2 parts

Natural thick 150 parts, the color sand of 40-60 order

Color 478 parts, the sand of 80-120 order natural fine

The assorted sliver 50 parts of true mineral varnish

The preparation method of true mineral varnish comprises the following steps:

Step 1: in stirred-tank reactor, add water 5kg, Natvosol 0.3kg, tetraethyl silicate 0.5kg, thanomin 0.1kg, zirconium silicate 0.5kg successively, start stirring, stirring velocity controls 300 turns/min, and time controling 1h, obtains solution A;

Step 2: add benzene emulsion 20kg, nano titanium oxide 0.2kg and Cetrimide 0.2kg in solution A, keep stirring velocity 300 turns/min constant, time controling 0.5h, obtains solution B;

Step 3: add the natural thick color sand 15kg of 40 order, the assorted sliver 5kg of true mineral varnish, the color sand 47.8kg of 80 order natural fine in solution B, stirring velocity controls 700 turns/min, time controling 1h, obtains true mineral varnish product.

Embodiment 2:

A kind of true mineral varnish, described true mineral varnish, in units of mass parts, is made up of following component:

100 parts, water

Natvosol 5 parts

Tetraethyl silicate 20 parts

PH value regulator thanomin 3 parts

Zirconium silicate 10 parts

Organosilicon crylic acid latex 300 parts

Nano titanium oxide 8 parts

Cetrimide 8 parts

Thick 250 parts, the color sand of natural 40-60 order

Thin 196 parts, the color sand of natural 80-120 order

The assorted sliver 100 parts of true mineral varnish

The preparation method of true mineral varnish comprises the following steps:

Step 1: in stirred-tank reactor, add water 10kg, Natvosol 0.5kg, tetraethyl silicate 2kg, thanomin 0.3kg, zirconium silicate 1kg successively, start stirring, stirring velocity controls 600 turns/min, and time controling 0.5h, obtains solution A;

Step 2: add organosilicon crylic acid latex 30kg, nano titanium oxide 0.8kg and Cetrimide 0.8kg in solution A, keep stirring velocity 600 turns/min constant, time controling 0.5h, obtains solution B;

Step 3: add the natural thick color sand 25kg of 60 order, the assorted sliver 10kg of true mineral varnish, the color sand 19.6kg of 120 order natural fine in solution B, stirring velocity controls 1000 turns/min, time controling 0.5h, obtains true mineral varnish product.

Embodiment 3:

A kind of true mineral varnish, described true mineral varnish, in units of mass parts, is made up of following component:

80 parts, water

Natvosol 4 parts

Tetraethyl silicate 15 parts

PH value regulator thanomin 2 parts

Zirconium silicate 8 parts

ACRYLIC EMULSION 250 parts

Nano titanium oxide 6 parts

Cetrimide 6 parts

Thick 200 parts, the color sand of natural 40-60 order

Thin 349 parts, the color sand of natural 80-120 order

The assorted sliver 80 parts of true mineral varnish

The preparation method of true mineral varnish comprises the following steps:

Step 1: in stirred-tank reactor, add water 8kg, Natvosol 0.4kg, tetraethyl silicate 1.5kg, thanomin 0.2kg, zirconium silicate 0.8kg successively, start stirring, stirring velocity controls 500 turns/min, and time controling 0.8h, obtains solution A;

Step 2: add ACRYLIC EMULSION 25kg, nano titanium oxide 0.6kg and Cetrimide 0.6kg in solution A, keep stirring velocity 500 turns/min constant, time controling 0.8h, obtains solution B;

Step 3: add the natural thick color sand 20kg of 40 order, the assorted sliver 8kg of true mineral varnish, the color sand 34.96kg of 120 order natural fine in solution B, stirring velocity controls 900 turns/min, time controling 0.8h, obtains true mineral varnish product.

Claims (4)

1. a true mineral varnish, in units of mass percent, be made up of following composition: water 5%-10%, Natvosol 0.3%-0.5%, tetraethyl silicate 0.5%-2%, pH value regulator thanomin 0.1%-0.3%, zirconium silicate 0.5%-1%, emulsion 20%-30%, nano titanium oxide 0.2%-0.8%, Cetrimide 0.2%-0.8%, the assorted sliver 5%-10% of true mineral varnish, natural thick color sand 15%-25%, all the other are the color sand of natural fine.

2. the true mineral varnish of one according to claim 1, is characterized in that: one or several combination of emulsion benzene emulsion, organosilicon crylic acid latex, ACRYLIC EMULSION.

3. the true mineral varnish of one according to claim 1, is characterized in that: natural sand of slightly adopting is 40-60 order, and it is 80-120 order that natural fine adopts sand.

4. the preparation method of a kind of true mineral varnish according to claim 1, is characterized in that: the preparation method of described true mineral varnish, comprises the following steps:

Step 1: in stirred-tank reactor, adds water, Natvosol, tetraethyl silicate, thanomin, zirconium silicate successively, starts stirring, and stirring velocity control 300-600 turns/min, and time controling 1h-3h, obtains solution A;

Step 2: add emulsion, nano titanium oxide and Cetrimide in solution A, keep stirring velocity 300-600 turn/min is constant, time controling 0.5-1h, obtains solution B;

Step 3: add natural thick color sand, the assorted sliver of true mineral varnish, the color sand of natural fine in solution B, stirring velocity control 700-1000 turns/min, time controling 0.5-1h, obtains true mineral varnish product.