CN111171637A - Waterproof coating formula and preparation method thereof - Google Patents
Waterproof coating formula and preparation method thereof Download PDFInfo
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- CN111171637A CN111171637A CN202010201228.2A CN202010201228A CN111171637A CN 111171637 A CN111171637 A CN 111171637A CN 202010201228 A CN202010201228 A CN 202010201228A CN 111171637 A CN111171637 A CN 111171637A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D109/00—Coating compositions based on homopolymers or copolymers of conjugated diene hydrocarbons
- C09D109/06—Copolymers with styrene
- C09D109/08—Latex
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/18—Fireproof paints including high temperature resistant paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2275—Ferroso-ferric oxide (Fe3O4)
Abstract
The invention relates to the technical field of coatings, in particular to a waterproof coating formula and a preparation method thereof, wherein the waterproof coating formula comprises the following steps: 1) adding a predetermined amount of water into the butylbenzene emulsion, the defoaming agent dispersing agent, the base material wetting agent, the multifunctional auxiliary agent and the preservative, and stirring to form emulsion for later use; 3) adding and stirring the cement ash, the sand, the precipitated beads of the fly ash, the metakaolin, the alkali-resistant agent and the water reducing agent according to the prepared emulsion and powder, and sequentially putting 1 part of the emulsion and 3 parts of the powder into a stirring tank to be uniformly stirred to obtain the coating; the cold-proof effect and the drying speed of the paint are improved by the coating prepared by the formula and the preparation method.
Description
Technical Field
The invention relates to the technical field of coatings, in particular to a waterproof coating formula and a preparation method thereof.
Background
The coating is traditionally named as paint in China. The coating is a continuous film which is coated on the surface of an object to be protected or decorated and can form firm adhesion with the object to be coated, and is a viscous liquid which is prepared by taking resin, oil or emulsion as a main material, adding or not adding pigments and fillers, adding corresponding auxiliaries and using an organic solvent or water. The existing common exterior wall waterproof coating on the market has the defects of uneven product quality, reduced endurance, poor heat absorption effect, long drying and fixing time, easy mildewing, poor wall grabbing force and drawing strength of the coating with poor fusion and permeation, poor heat absorption performance of the coating, low drying and fixing speed and poor cold resistance.
Disclosure of Invention
The invention aims to overcome the defects and shortcomings of the prior art and provide a waterproof coating formula formed by mixing emulsion and powder and a preparation method thereof.
In order to achieve the purpose, the invention adopts the technical scheme that:
the invention relates to a preparation method of a waterproof coating mixed by emulsion and powder, which is characterized by comprising the following steps: the method comprises the following steps:
1) adding a predetermined amount of water into the butylbenzene emulsion and the defoaming agent, stirring at a stirring speed of 500-800 revolutions per minute for 10-15 minutes until the butylbenzene emulsion and the defoaming agent are fully mixed into the water;
2) adding the dispersing agent, the base material wetting agent, the multifunctional auxiliary agent and the preservative into the solution obtained in the step 1 in sequence, stirring, and stirring for 10-15 minutes at a stirring speed of 500-800 rpm until all the components are uniformly stirred to prepare an emulsion for later use;
3) putting the cement ash, the sand, the fly ash settled beads and the metakaolin into a stirrer to be stirred for 5 minutes;
4) adding an alkali-resistant agent and a water reducing agent into the powder obtained in the step 3, and stirring for 5 minutes;
5) adding cellulose and starch ether into the powder obtained in the step 4, and stirring for 5 minutes;
6) adding 722 iron black, carbon black, a water repellent and calcium formate into the powder obtained in the step (4), and stirring for 10 minutes to obtain powder;
7) and (3) putting 1 part of the emulsion and 3 parts of the powder into a stirring tank in sequence according to the prepared emulsion and powder, and uniformly stirring to obtain the coating.
The invention relates to a waterproof coating formula mixed by emulsion and powder,
the emulsion comprises the following components in percentage by weight,
45-65 parts of water; 25-45 parts of styrene-butadiene emulsion; 0.1-0.5 part of defoaming agent; 0.1-0.5 part of a dispersing agent; 0.1-0.5 part of wetting agent; 0.1-0.5 part of multifunctional auxiliary agent; 0.1-0.5 part of preservative;
the powder consists of the following components in percentage by weight,
35-60 parts of cement; 35-50 parts of sand; 1-1.5 parts of fly ash sinking beads; 1-1.5 parts of metakaolin; 0.05-0.15 part of an alkali resistant agent; 0.1-0.3 part of water reducing agent; 0.008-0.01 part of cellulose; 0.001-0.005 part of starch ether; 722 iron oxide black 2.5-5 parts; 0.2-0.6 part of carbon black; 0.005-0.025 parts of a water repellent; 0.1-0.3 part of calcium formate.
In order to solve the technical problems, the invention adopts the technical scheme that:
the waterproof coating formula mixed by emulsion and powder is characterized in that the coating is formed by mixing emulsion and powder;
the emulsion comprises the following components in percentage by weight,
1) adding a predetermined amount of water into the butylbenzene emulsion and the defoaming agent, stirring at a stirring speed of 500-800 revolutions per minute for 10-15 minutes until the butylbenzene emulsion and the defoaming agent are fully mixed into the water; 2) adding the dispersing agent, the base material wetting agent, the multifunctional auxiliary agent and the preservative into the solution obtained in the step 1 in sequence, stirring, and stirring for 10-15 minutes at a stirring speed of 500-800 rpm until all the components are uniformly stirred to prepare an emulsion for later use; 3) putting the cement, sand, the coal ash settled beads and the metakaolin into a stirrer to be stirred for 5 minutes; 4) adding an alkali-resistant agent and a water reducing agent into the powder obtained in the step 3, and stirring for 5 minutes; 5) adding cellulose and starch ether into the powder obtained in the step 4, and stirring for 5 minutes; 6) adding 722 iron black, carbon black, a water repellent and calcium formate into the powder obtained in the step (4), and stirring for 10 minutes to obtain powder; 7) and (3) fully stirring and mixing the emulsion prepared in the step (2) and the powder in the step (6) to prepare the coating.
Compared with the prior art, the invention has the beneficial effects that:
1) the styrene-butadiene emulsion is used, so that the solid content of the emulsion is increased, the adhesive strength of a finished product after use can reach 2.2MPa, and the adhesion is more durable;
2) the emulsion is longer in storage time and not easy to layer due to the dispersant and the multifunctional additive which are added according to a certain proportion;
3) the scheme increases the deposited beads of the fly ash, the metakaolin increases the fusion and permeability of the coating, the water resistance and fire resistance, the gripping strength and the drawing strength are enhanced, and the compressive strength of the paint reaches 24.8 MPa;
4) according to the scheme, 722 iron oxide black is added, and the building and coating of the fort carbon black enables the waterproof product to be dark black, enables the coating to be quick-drying and has heat-absorbing and mildew-proof effects; the higher the content of the styrene-butadiene emulsion is, the lower the drying speed of the styrene-butadiene emulsion is, so that the content of the styrene-butadiene emulsion cannot be too high and is greatly limited; by adding the heat absorption effect of the iron black and the carbon black, the cold-proof effect of the coating is better, the addition proportion of the butylbenzene emulsion is more, the bonding endurance of the coating is obviously improved, and the bonding strength is improved to 2.2 MPa.
Detailed Description
The present invention will now be described in detail with reference to specific examples, which are provided for illustration only and are not intended to be limiting.
Example 1:
the preparation method of the waterproof coating mixed by emulsion and powder is realized by the following preparation method, and comprises the following steps:
the weight of each part of the following components is 1 kg;
1) adding 45 parts of water with a preset amount into 35 parts of butylbenzene emulsion and 0.3 part of defoaming agent, stirring at the stirring speed of 650 revolutions per minute for 12.5 minutes until the butylbenzene emulsion and the defoaming agent are fully mixed into the water; 2) adding 0.1 part of dispersing agent, 0.5 part of base material wetting agent, 0.5 part of multifunctional auxiliary agent and 0.1 part of preservative into the solution in the step 1 in sequence, stirring, and stirring for 10 minutes at the stirring speed of 500 revolutions per minute until all the components are uniformly stirred to prepare emulsion for later use; 3) 125.67 parts of cement, 104.649 parts of sand, 2.2005 parts of fly ash settled beads and 2.6895 parts of metakaolin are put into a stirrer to be stirred for 5 minutes; 4) adding 0.2445 part of alkali-resistant agent and 0.22005 parts of water-reducing agent into the powder obtained in the step 3, and stirring for 5 minutes; 5) 0.01955 parts of cellulose and 0.00734 parts of starch ether are added into the powder obtained in the step 4 and stirred for 5 minutes; 6) 7.335 parts of 722 iron black, 1.25184 parts of carbon black, 0.00978 parts of water repellent and 0.20294 parts of calcium formate are added into the powder obtained in the step 4 and stirred for 10 minutes to prepare powder; 7) the prepared emulsion with the total weight of 81.5kg and the prepared powder with the total weight of 244.5kg, namely the weight ratio of the emulsion to the powder is 1:3, and the emulsion and the powder are put into a stirring tank to be uniformly stirred, thus obtaining the coating.
Example 2:
the preparation method of the waterproof coating mixed by emulsion and powder is realized by the following preparation method, and comprises the following steps:
the weight of each part of the following components is 1 kg;
1) adding 65 parts of water with a preset amount into 25 parts of butylbenzene emulsion and 0.1 part of defoaming agent, stirring at the stirring speed of 500 revolutions per minute for 10 minutes until the butylbenzene emulsion and the defoaming agent are fully mixed into the water; 2) adding 0.3 part of dispersing agent, 0.3 part of base material wetting agent, 0.1 part of multifunctional auxiliary agent and 0.3 part of preservative into the solution in the step 1 in sequence, stirring, and stirring for 15 minutes at the stirring speed of 800 revolutions per minute until all the components are uniformly stirred to prepare emulsion for later use; 3) 143.1 parts of cement, 111.313 parts of sand, 4.7685 parts of fly ash settled beads and 3.1785 parts of metakaolin are put into a stirrer to be stirred for 5 minutes; 4) adding 0.317 part of an alkali-resistant agent and 0.6368 parts of a water reducing agent into the powder obtained in the step 3, and stirring for 5 minutes; 5) 0.03545 parts of cellulose and 0.00273 parts of starch ether are added into the powder obtained in the step 4 and stirred for 5 minutes; 6) 7.9502 parts of 722 iron black, 1.2845 parts of carbon black, 0.07926 parts of water repellent and 0.63406 parts of calcium formate are added into the powder obtained in the step 4 and stirred for 10 minutes to prepare powder; 7) the prepared emulsion with the total weight of 91.1kg and the prepared powder with the total weight of 273.3kg, namely the weight ratio of the emulsion to the powder is 1:3, and the emulsion and the powder are put into a stirring tank to be uniformly stirred, so that the coating is obtained.
Example 3:
the waterproof coating formula mixed by emulsion and powder is prepared from the following components in parts by weight:
the weight of each part of the following components is 1 kg;
1) adding 55 parts of water with a preset amount into 45 parts of butylbenzene emulsion and 0.5 part of defoaming agent, stirring at the stirring speed of 800 revolutions per minute for 15 minutes until the butylbenzene emulsion and the defoaming agent are fully mixed into the water; 2) adding 0.5 part of dispersing agent, 0.1 part of base material wetting agent, 0.3 part of multifunctional auxiliary agent and 0.5 part of preservative into the solution in the step 1 in sequence, stirring, and stirring for 12.5 minutes at the stirring speed of 650 revolutions per minute until all the components are uniformly stirred to prepare emulsion for later use; 3) 127.811 parts of cement, 146.146 parts of sand, 4.7532 parts of fly ash settled beads and 5.5143 parts of metakaolin are put into a stirrer to be stirred for 5 minutes; 4) 0.1834 parts of an alkali-resistant agent and 1.0975 parts of a water reducing agent are added into the powder in the step 3 and stirred for 5 minutes; 5) 0.0275 parts of cellulose and 0.0183 parts of starch ether are added into the powder in the step 4 and then stirred for 5 minutes; 6) 18.2656 parts of 722 iron black, 0.7306 parts of carbon black, 0.0551 part of water repellent and 1.0975 parts of calcium formate are put into the powder obtained in the step 4 and stirred for 10 minutes to prepare powder; 7) the prepared emulsion with the total weight of 101.9kg and the prepared powder with the total weight of 305.7kg, namely the weight ratio of the emulsion to the powder is 1:3, and the emulsion and the powder are put into a stirring tank to be uniformly stirred, thus obtaining the coating.
The coatings prepared by the above examples 1-3 have good fusibility, permeability, heat absorption capacity, rapid drying, good wall gripping force and drawing strength, little mildew and good cold resistance.
Compared with the prior art, the invention has the beneficial effects that:
1) the styrene-butadiene emulsion is used, so that the solid content of the emulsion is increased, the adhesive strength of a finished product after use can reach 2.2MPa, and the adhesion is more durable;
2) the emulsion is longer in storage time and not easy to layer due to the dispersant and the multifunctional additive which are added according to a certain proportion;
3) the scheme increases the deposited beads of the fly ash, the metakaolin increases the fusion and permeability of the coating, the water resistance and fire resistance, the gripping strength and the drawing strength are enhanced, and the compressive strength of the paint reaches 24.8 MPa;
4) according to the scheme, 722 iron oxide black is added, and the building and coating of the fort carbon black enables the waterproof product to be dark black, enables the coating to be quick-drying and has heat-absorbing and mildew-proof effects; the higher the content of the styrene-butadiene emulsion is, the lower the drying speed of the styrene-butadiene emulsion is, so that the content of the styrene-butadiene emulsion cannot be too high and is greatly limited; by adding the heat absorption effect of the iron black and the carbon black, the cold-proof effect of the coating is better, the addition proportion of the butylbenzene emulsion is more, the bonding endurance of the coating is obviously improved, and the bonding strength is improved to 2.2 MPa.
5) On the basis of 35-60 parts of cement mortar and 35-50 parts of sand, 1-1.5 parts of fly ash settled beads are adopted; 1-1.5 of metakaolin, so that the coating has good strength in the early stage, the drying time is shortened, and mildew is avoided; in the proportion, the fly ash bead and metakaolin can also improve the density and strength of mortar, thereby improving the anti-permeability performance.
6) 45-65 parts of water; on the basis of 25-45 parts of butylbenzene emulsion, 0.1-0.5 part of dispersant is adopted, and under the proportion, the dispersion performance of the emulsion and the powder during mixing can be improved.
The foregoing is for the purpose of illustrating the invention only and various simple changes and modifications within the spirit of the invention made by those skilled in the art should fall within the scope of the invention.
Claims (2)
1. A preparation method of waterproof paint is characterized by comprising the following steps: the method comprises the following steps:
1) adding a predetermined amount of water into the butylbenzene emulsion and the defoaming agent, stirring at a stirring speed of 500-800 revolutions per minute for 10-15 minutes until the butylbenzene emulsion and the defoaming agent are fully mixed into the water;
2) adding the dispersing agent, the base material wetting agent, the multifunctional auxiliary agent and the preservative into the solution obtained in the step 1 in sequence, stirring at a stirring speed of 500-800 rpm for 10-15 minutes until all the components are uniformly stirred to obtain emulsion for later use;
3) putting the cement, sand, the coal ash settled beads and the metakaolin into a stirrer to be stirred for 5 minutes;
4) adding an alkali-resistant agent and a water reducing agent into the powder obtained in the step 3, and stirring for 5 minutes;
5) adding cellulose and starch ether into the powder obtained in the step 4, and stirring for 5 minutes;
6) adding 722 iron black, carbon black, a water repellent and calcium formate into the powder obtained in the step (4), and stirring for 10 minutes to obtain powder;
7) and (3) putting 1 part of the emulsion and 3 parts of the powder into a stirring tank in sequence according to the prepared emulsion and powder, and uniformly stirring to obtain the coating.
2. The method for preparing a waterproof coating according to claim 1, wherein: the emulsion comprises the following components in percentage by weight,
45-65 parts of water; 25-45 parts of styrene-butadiene emulsion; 0.1-0.5 part of defoaming agent;
0.1-0.5 part of a dispersing agent; 0.1-0.5 part of wetting agent; 0.1-0.5 part of multifunctional auxiliary agent;
0.1-0.5 part of preservative;
the powder consists of the following components in percentage by weight,
35-60 parts of cement; 35-50 parts of sand; 1-1.5 parts of fly ash sinking beads; 1-1.5 parts of metakaolin;
0.05-0.15 part of an alkali resistant agent; 0.1-0.3 part of water reducing agent; 0.008-0.01 part of cellulose;
0.001-0.005 part of starch ether; 722 iron oxide black 2.5-5 parts; 0.2-0.6 part of carbon black;
0.005-0.025 parts of a water repellent; 0.1-0.3 part of calcium formate.
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| CN202010201228.2A CN111171637A (en) | 2020-03-20 | 2020-03-20 | Waterproof coating formula and preparation method thereof |
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| CN202010201228.2A CN111171637A (en) | 2020-03-20 | 2020-03-20 | Waterproof coating formula and preparation method thereof |
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Application publication date: 20200519 |