CN111234568A - Preparation method and preparation equipment of dry powder type shell powder composite coating - Google Patents
Preparation method and preparation equipment of dry powder type shell powder composite coating Download PDFInfo
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- CN111234568A CN111234568A CN201811433449.1A CN201811433449A CN111234568A CN 111234568 A CN111234568 A CN 111234568A CN 201811433449 A CN201811433449 A CN 201811433449A CN 111234568 A CN111234568 A CN 111234568A
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- water bath
- tank
- shell powder
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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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/92—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with helices or screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/2132—Concentration, pH, pOH, p(ION) or oxygen-demand
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2215—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/92—Heating or cooling systems for heating the outside of the receptacle, e.g. heated jackets or burners
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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
- 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
- C09D7/65—Additives macromolecular
Abstract
The invention discloses a preparation method and preparation equipment of a dry powder type shell powder composite coating, which comprises the following materials in parts by weight: 45-65% of shell powder, 20-40% of dolomite powder, 15-25% of alumina sol and 5-10% of bonding auxiliary agent; the preparation method comprises the following steps: mixing shell powder, dolomite powder and alumina sol at room temperature, stirring and dispersing for 15-30min at 500r/min by 300-; the preparation equipment comprises a water bath tank and a stirring tank, wherein the stirring tank is arranged inside the water bath tank, and a circulating water pump is installed on the outer side wall of the bottom of the water bath tank. The invention adopts the macromolecular shell powder with the 'mesh opening' structure to prepare the coating, has strong comprehensive performance, no toxicity and pollution, consumes less materials, saves a large amount of resources, and is beneficial to reducing the production cost and protecting the environment.
Description
Technical Field
The invention relates to the technical field of composite coatings, in particular to a preparation method and preparation equipment of a dry powder type shell powder composite coating.
Background
The paint is a material which can be well adhered to a substrate material and form a complete and tough protective film on the surface of an object, and is called paint. The paint and the coating are the same concept, the coating is a well-established and customary name for people, and the coating is always utilized in the building industry after being introduced into China. The effect of the coating can be summarized in three aspects: protection, decoration and special functions. General composition of the coating: comprises film forming matter, pigment and filler, solvent and auxiliary agent.
Most of the current building coatings are organic coatings using synthetic resins as main film-forming substances. The raw material of synthetic resin is mainly derived from petroleum, which is a non-renewable resource. In addition, a certain amount of organic solvent is used in the manufacturing and construction processes of the organic coating, the organic solvent is also derived from petroleum, and the organic solvent is directly discharged into the atmosphere in the production and construction processes of the coating, so that a great deal of waste of resources is caused, and direct or indirect harm to the environment and human bodies is caused. In addition, in the prior art, equipment for preparing the architectural coating is simple and crude, a plurality of operation modes still remain on a manual level, the working efficiency is low, and the problems need to be solved.
Disclosure of Invention
The invention aims to solve the problems that resource waste is easily caused during the production of building coatings in the prior art, harm is caused to human bodies, and corresponding preparation equipment is lacked.
In order to achieve the purpose, the invention adopts the following technical scheme:
a dry powder type shell powder composite coating comprises the following materials in parts by weight:
wherein the shell powder is 800 meshes, and the dolomite powder is 1000 meshes; the shell powder contains 2% of titanium dioxide nano particles and 2% of tourmaline powder.
Preferably, the bonding aid comprises the following materials in parts by weight: 10-20% of Arabic gum, 2-8% of hydroxyethyl cellulose, 2-5% of a water-soluble tackifier, 2-5% of a defoaming agent, 2-5% of a stabilizer and 60-80% of water;
the preparation method of the bonding auxiliary agent comprises the following steps: adding Arabic gum, hydroxyethyl cellulose and water-soluble tackifier into water, stirring and dispersing for 10-30min at 1500r/min under 1000-.
A preparation method of a dry powder type shell powder composite coating comprises the following steps:
s1: mixing shell powder, dolomite powder and alumina sol at room temperature, stirring and dispersing for 15-30min at the speed of 500r/min to obtain a mixture A;
s2: adding the bonding assistant into the mixture A, adjusting the pH to 7-9, mechanically stirring for 2-2.5h at 60-80 ℃, and cooling to normal temperature to obtain a finished product.
The utility model provides a preparation equipment of dry powder type shell powder composite coating, includes water bath and agitator tank, the inside of water bath is equipped with the agitator tank, install circulating water pump on the lateral wall of water bath bottom, be equipped with temperature control mechanism on the water bath, a plurality of dead levers are installed to the equidistance on the inside wall of agitator tank opening part, install agitator motor jointly between the dead lever, fixedly connected with spiral agitator bar in agitator motor's the drive shaft, be equipped with two installation poles on the spiral agitator bar, two a plurality of horizontal agitator bars are installed to equal symmetry on the installation pole, install the discharge tube that communicates each other with the agitator tank on the diapire of agitator tank, install the discharge valve on the discharge tube, install electron PH detector on the inside wall of agitator tank.
Preferably, the temperature control mechanism comprises a temperature sensor, a single chip microcomputer and a heater, the temperature sensor and the heater are fixedly installed on the inner wall of the water bath tank, the single chip microcomputer is fixedly installed on the outer wall of the water bath tank, the output end of the temperature sensor is electrically connected with the input end of the single chip microcomputer, and the output end of the single chip microcomputer is electrically connected with the input end of the heater.
Preferably, the water inlet of the circulating water pump is communicated with the inside of the water bath tank, the water outlet of the circulating water pump is connected with a water outlet pipe, a circulating water hole is formed in the side wall of the water bath tank, which is far away from one side of the circulating water pump, and one end, far away from the circulating water pipe, of the water outlet pipe is connected to the circulating water hole in a sealing mode.
Preferably, a plurality of support rods are symmetrically arranged on the bottom wall in the water bath tank, and the bottom end and the top end of each support rod are fixedly connected with the inner bottom wall of the water bath tank and the outer bottom wall of the stirring tank respectively.
Preferably, a guide plate is installed on the inner side wall of the stirring tank, and a sealing ring is arranged between the stirring tank and the water bath tank.
Preferably, the bottom wall of the water bath tank is provided with a through hole, and the outer side wall of the discharge pipe is provided with a sealing ring matched with the through hole.
Compared with the prior art, the invention has the advantages that:
1. the invention adopts the macromolecular shell powder with the structure of 'net holes' to prepare the coating, has extremely strong comprehensive performance, is nontoxic and pollution-free, consumes less materials, saves a large amount of resources, and is beneficial to reducing the production cost and protecting the environment;
2. for the configuration of shell powder coating has designed special equipment, has designed temperature control mechanism simultaneously and has adjusted the water bath temperature automatically, and the operation is more convenient, and production efficiency is higher.
Drawings
FIG. 1 is a front sectional view of a device for preparing a dry powder type shell powder composite coating provided by the invention;
fig. 2 is a top view of a preparation device of the dry powder type shell powder composite coating provided by the invention.
In the figure: 1 water bath jar, 2 agitator tanks, 3 agitator motors, 4 spiral puddlers, 5 installation poles, 6 horizontal puddlers, 7 discharge tubes, 8 discharge valves, 9 sealing rings, 10 circulating water pump, 11 temperature sensor, 12 electron PH detector, 13 singlechips, 14 dead levers, 15 guide plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
A dry powder type shell powder composite coating comprises the following materials in parts by weight:
wherein the shell powder is 800 meshes, and the dolomite powder is 1000 meshes; the shell powder contains 2% of titanium dioxide nano particles and 2% of tourmaline powder.
The bonding auxiliary agent comprises the following materials in parts by weight: 15% of Arabic gum, 5% of hydroxyethyl cellulose, 3% of a water-soluble tackifier, 3% of a defoaming agent, 3% of a stabilizing agent and 70% of water;
the preparation method of the bonding auxiliary agent comprises the following steps: adding Arabic gum, hydroxyethyl cellulose and water-soluble tackifier into water, stirring and dispersing for 30min at 1500r/min of 1000-.
A preparation method of a dry powder type shell powder composite coating comprises the following steps:
s1: mixing shell powder, dolomite powder and alumina sol at room temperature, and stirring and dispersing for 30min at the speed of 500r/min to obtain a mixture A;
s2: adding the bonding aid into the mixture A, adjusting the pH to 8, mechanically stirring for 2.5h at 60-80 ℃, and cooling to normal temperature to obtain a finished product.
The shell powder has a large amount of 'mesh-hole' type microporous structures and has the functions of adsorbing, decomposing harmful gases, regulating air humidity and the like, and meanwhile, the fired shell powder has extremely strong bacteriostatic and bactericidal effects on various bacteria including escherichia coli, salmonella, yellow glucose bacteria and the like, so that the shell powder has the functions of mildew prevention and corrosion prevention.
Referring to fig. 1-2, a preparation method and preparation equipment of dry powder type shell powder composite coating, including water bath 1 and agitator tank 2, agitator tank 2 is equipped with in water bath 1, a plurality of bracing pieces are installed on the diapire of water bath 1 inside symmetry, the bottom and the top of each bracing piece are equallyd divide respectively with the interior diapire of water bath 1 and the outer diapire fixed connection of agitator tank 2, separate water bath 1 and agitator tank 2, make and keep certain space between the two and deposit rivers, install guide plate 15 on the inside wall of agitator tank 2, guide plate 15 can pour the raw materials into agitator tank 2 steadily, avoid leaking to spill and cause the waste, be equipped with sealing ring 9 between agitator tank 2 and the water bath 1, avoid rivers to splash and flow.
Install circulating water pump 10 on the lateral wall of water bath jar 1 bottom, circulating water pump 10's water inlet and water bath jar 1's inside communicate each other, be connected with the outlet pipe on circulating water pump 10's the delivery port, water bath jar 1 is kept away from and is seted up the circulation water hole on the lateral wall of circulating water pump 10 one side, the one end sealing connection that circulating water pump 10 was kept away from to the outlet pipe is on the circulation water hole, can realize carrying out the effect of circulating to the rivers of water bath jar 1 inside after opening circulating water pump 10, make the temperature of rivers even, improve the water bath effect.
Be equipped with temperature control mechanism on water bath tank 1, temperature control mechanism includes temperature sensor 11(PT100 temperature sensor), singlechip 13 (89S 51 singlechip able to programme) and heater, temperature sensor 11 and heater fixed mounting are on water bath tank 1 ' S inner wall, singlechip 13 fixed mounting is on water bath tank 1 ' S outer wall, temperature sensor 11 ' S output is connected with singlechip 13 ' S input electricity, singlechip 13 ' S output is connected with the input electricity of heater, temperature sensor 11 keeps monitoring water bath tank 1 inside rivers temperature, and give singlechip 13 with data transmission, if the temperature has reduced then open the heater and heat, realize the automatically regulated to water bath temperature, cooperation circulating water pump 10 makes the temperature in the water bath tank 1 maintain suitable within range all the time.
A plurality of fixed rods 14 are equidistantly installed on the inner side wall of the opening of the stirring tank 2, a stirring motor 3 is jointly installed between the fixed rods 14, a spiral stirring rod 4 is fixedly connected to a driving shaft of the stirring motor 3, two installation rods 5 are arranged on the spiral stirring rod 4, a plurality of horizontal stirring rods 6 are symmetrically installed on the two installation rods 5, the spiral stirring rod 4 is matched with the horizontal stirring rods 6 to fully mix and stir raw materials in the tank body together, the uniformity is better, a discharge pipe 7 communicated with the stirring tank 2 is installed on the bottom wall of the stirring tank 2, a discharge valve 8 is installed on the discharge pipe 7, a through hole is formed in the bottom wall of the water bath tank 1, a sealing ring matched with the through hole is arranged on the outer side wall of the discharge pipe 7, the sealing performance is ensured, water flow leakage is prevented, an electronic PH detector 12 is installed on the inner side wall of the stirring tank 2, and the electronic PH detector 12 is connected to the display, so that the PH inside the stirring tank 2 can be conveniently adjusted.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A dry powder type shell powder composite coating is characterized in that: the material comprises the following materials in parts by weight:
wherein the shell powder is 800 meshes, and the dolomite powder is 1000 meshes; the shell powder contains 2% of titanium dioxide nano particles and 2% of tourmaline powder.
2. A dry powder type shell powder composite coating is characterized in that: the bonding auxiliary agent comprises the following materials in parts by weight: 10-20% of Arabic gum, 2-8% of hydroxyethyl cellulose, 2-5% of a water-soluble tackifier, 2-5% of a defoaming agent, 2-5% of a stabilizer and 60-80% of water;
the preparation method of the bonding auxiliary agent comprises the following steps: adding Arabic gum, hydroxyethyl cellulose and water-soluble tackifier into water, stirring and dispersing for 10-30min at 1500r/min under 1000-.
3. A method for preparing the dry powder type shell powder composite coating is characterized in that: the method comprises the following steps:
s1: mixing shell powder, dolomite powder and alumina sol at room temperature, stirring and dispersing for 15-30min at the speed of 500r/min to obtain a mixture A;
s2: adding the bonding assistant into the mixture A, adjusting the pH to 7-9, mechanically stirring for 2-2.5h at 60-80 ℃, and cooling to normal temperature to obtain a finished product.
4. An apparatus for implementing the method according to claim 3, comprising a water bath tank (1) and a stirring tank (2), the water bath tank (1) being provided with the stirring tank (2) inside, characterized in that: install circulating water pump (10) on the lateral wall of water bath tank (1) bottom, be equipped with temperature control mechanism on water bath tank (1), a plurality of dead levers (14) are installed to the equidistance on the inside wall of agitator tank (2) opening part, install agitator motor (3) between dead lever (14) jointly, fixedly connected with spiral puddler (4) in the drive shaft of agitator motor (3), be equipped with two installation pole (5) on spiral puddler (4), two equal symmetry is installed on installation pole (5) and a plurality of horizontal puddlers (6), install discharge tube (7) that communicate each other with agitator tank (2) on the diapire of agitator tank (2), install discharge valve (8) on discharge tube (7), install electron PH detector (12) on the inside wall of agitator tank (2).
5. The apparatus of claim 3, wherein: temperature control mechanism includes temperature sensor (11), singlechip (13) and heater, temperature sensor (11) and heater fixed mounting are on the inner wall of water bath jar (1), singlechip (13) fixed mounting is on the outer wall of water bath jar (1), the output of temperature sensor (11) is connected with the input electricity of singlechip (13), the output of singlechip (13) is connected with the input electricity of heater.
6. The apparatus of claim 3, wherein: the water inlet of circulating water pump (10) and the inside of water bath jar (1) communicate each other, be connected with the outlet pipe on the delivery port of circulating water pump (10), the circulating water hole has been seted up on the lateral wall of circulating water pump (10) one side is kept away from in water bath jar (1), the one end sealing connection that circulating water pump (10) were kept away from to the outlet pipe is on the circulating water hole.
7. The apparatus of claim 3, wherein: a plurality of bracing pieces are symmetrically installed on the bottom wall inside the water bath tank (1), and each of the bottom end and the top end of each bracing piece are respectively fixedly connected with the inner bottom wall of the water bath tank (1) and the outer bottom wall of the stirring tank (2).
8. The apparatus of claim 3, wherein: install guide plate (15) on the inside wall of agitator tank (2), be equipped with between agitator tank (2) and water bath (1) sealing ring (9).
9. The apparatus of claim 3, wherein: the bottom wall of the water bath tank (1) is provided with a through hole, and the outer side wall of the discharge pipe (7) is provided with a sealing ring matched with the through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811433449.1A CN111234568A (en) | 2018-11-28 | 2018-11-28 | Preparation method and preparation equipment of dry powder type shell powder composite coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811433449.1A CN111234568A (en) | 2018-11-28 | 2018-11-28 | Preparation method and preparation equipment of dry powder type shell powder composite coating |
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| CN111234568A true CN111234568A (en) | 2020-06-05 |
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| CN201811433449.1A Pending CN111234568A (en) | 2018-11-28 | 2018-11-28 | Preparation method and preparation equipment of dry powder type shell powder composite coating |
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2018
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