CN114029024A - Preparation method of antibacterial waterproof coating - Google Patents
Preparation method of antibacterial waterproof coating Download PDFInfo
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- CN114029024A CN114029024A CN202111513695.XA CN202111513695A CN114029024A CN 114029024 A CN114029024 A CN 114029024A CN 202111513695 A CN202111513695 A CN 202111513695A CN 114029024 A CN114029024 A CN 114029024A
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- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
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- 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
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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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
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- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
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- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement
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- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
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- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
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Abstract
The invention relates to a preparation method of an antibacterial waterproof coating, which relates to the technical field of antibacterial coating preparation, and improves a heating device of a reaction kettle in the process of preparing the antibacterial coating, so that a mixed material in the reaction kettle is disturbed due to different temperatures at two sides in the mixing process, the mixing effect of the material is improved, in the mixing process, the temperature difference between the temperature at the center and the temperature at the edge of the mixed material is detected, whether the stirring of a base material is finished or not is determined according to the temperature difference, after an auxiliary material is added, the pressure of the material at the center of the mixed material on a stirring paddle blade is detected to determine the viscosity of the mixed material, whether the material is uniformly mixed after the auxiliary material is added is determined according to the pressure of the stirring paddle blade and the pressure difference of the mixed material on the inner wall of the reaction kettle, and the detection precision of the preparation process is further improved, thereby further improving the preparation efficiency.
Description
Technical Field
The invention relates to the technical field of preparation of antibacterial coatings, and particularly relates to a preparation method of an antibacterial waterproof coating.
Background
In the age of rapid development of economy, people are pursuing higher and higher on the quality of life, particularly in the development of the real estate industry in recent years, the quality of decoration in houses is more emphasized, and whether the paint used for decorating the houses is harmful to the human body is the most priority factor for purchasing decoration materials.
The mould can not only harm the human body, but also reduce the whole service life of the house, the existing synthetic coating can basically meet the antibacterial effect, and can effectively inhibit bacteria to reduce the harm to the human body and prolong the service life of the house.
However, in the prior art, in the preparation process of the antibacterial coating, the preparation process cannot be precisely controlled according to the performance of each synthetic component for preparing the antibacterial coating, so that the prepared coating cannot achieve the most excellent antibacterial effect.
Disclosure of Invention
Therefore, the invention provides a preparation method of an antibacterial waterproof coating, which is used for solving the problem that the antibacterial effect of the prepared antibacterial coating is poor because the preparation process cannot be accurately controlled according to the performance of each synthetic component for preparing the antibacterial coating in the prior art.
In order to achieve the aim, the invention provides a preparation method of an antibacterial waterproof coating, which comprises the following steps:
step S1, the controller controls the base material to be added into the reaction kettle through the first injection port and the second injection port respectively according to a preset mass proportion, and the motor and the first heating wire and the second heating wire are started to heat and stir the base material;
step S2, when stirring is carried out for a first preset time period t1, the controller obtains the temperature difference C between the first temperature sensor and the second temperature sensor, and whether the stirring of the base material is finished or not is determined according to the temperature difference C;
step S3, when the base material is stirred, the controller controls the auxiliary materials to be added into the reaction kettle through the first injection port and the second injection port respectively according to a preset mass proportion, reduces the second temperature of the second heating wire, obtains the pressure difference W of the first pressure sensor and the second pressure sensor when the stirring is carried out for a second preset time period t2, and determines whether the mixed material is completely mixed according to the pressure difference;
and step S4, when the controller determines that the mixed materials are completely mixed, adding the auxiliary agent into the reaction kettle through the second injection port according to a preset mass ratio, and outputting the mixed materials through the discharge port to obtain the antibacterial waterproof coating.
Further, in the step S2, when the controller determines whether the stirring of the base material is completed according to the temperature difference C, the controller compares the obtained temperature difference C with a preset temperature difference C0 set in the controller, and determines whether the stirring of the base material is completed according to the comparison result,
if C is less than or equal to C0, the controller judges that the stirring of the base material is finished;
if C > C0, the controller determines that the base material has not been stirred.
Further, when the controller judges that the stirring of the base material is not finished, the controller calculates a temperature difference proportion B of the temperature difference C and a preset temperature difference C0, and adjusts parameters in the stirring process according to a comparison result of the temperature difference proportion and the preset temperature difference proportion,
wherein the controller is provided with a first preset temperature difference proportion B1, a second preset temperature difference proportion B2 and a third preset temperature difference proportion B3, wherein B1 is more than B2 and more than B3,
when B is less than or equal to B1, the controller judges that the ultrasonic frequency of the reaction kettle is adjusted;
when B is more than B1 and less than or equal to B2, the controller judges that the stirring speed of the reaction kettle is adjusted;
when B2 < B ≦ B3, the controller determines to adjust the first temperature of the first heating wire.
Further, when the controller judges that the ultrasonic frequency of the reaction kettle is adjusted, the controller calculates a first ratio difference value Ba between the temperature difference ratio B and a first preset temperature difference ratio B1, selects a corresponding frequency adjustment coefficient according to a comparison result of the first ratio difference value and the preset ratio difference value to adjust the ultrasonic frequency,
wherein the controller is further provided with a first preset proportion difference Ba1, a second preset proportion difference Ba2, a third preset proportion difference Ba3, a first frequency adjustment coefficient Kp1, a second frequency adjustment coefficient Kp2 and a third frequency adjustment coefficient Kp3, wherein the weight of Ba1 less than the weight of Ba2 less than the weight of Ba3, 1 < Kp1 < Kp2 < Kp3 < 1.5 are set,
when the battery is equal to or less than the battery capacity Ba1, the controller selects a first frequency adjusting coefficient Kp1 to adjust the ultrasonic frequency;
when the Δ Ba1 is less than or equal to the Δ Ba2, the controller selects a second frequency adjusting coefficient Kp2 to adjust the ultrasonic frequency;
when the Δ Ba2 is less than or equal to the Δ Ba3, the controller selects a third frequency adjusting coefficient Kp3 to adjust the ultrasonic frequency;
when the controller selects the ith frequency adjusting coefficient Kpi to adjust the ultrasonic frequency, the controller sets the adjusted ultrasonic frequency as Pk, and sets Pk = PxKpi, wherein P is the initial ultrasonic frequency of the reaction kettle.
Further, when the controller judges that the stirring speed of the reaction kettle is adjusted, the controller calculates a first ratio difference value Bb between the temperature difference ratio B and a second preset temperature difference ratio B2, selects a corresponding speed adjusting coefficient according to a comparison result of the second ratio difference value and the preset ratio difference value to adjust the stirring speed,
wherein the controller is also provided with a first rotating speed regulating coefficient Kv1, a second rotating speed regulating coefficient Kv2 and a third rotating speed regulating coefficient Kv3, 1 & lt Kp1 & lt Kp2 & lt Kp3 & lt 1.5,
when the Δ Bb is not more than Bb1, the controller selects a first speed adjustment coefficient Kv1 to adjust the stirring speed;
when the Δ Bb1 is less than or equal to the Bb2, the controller selects a second rotating speed adjusting coefficient Kv2 to adjust the stirring rotating speed;
when the Δ Bb2 is less than or equal to the Bb3, the controller selects a third rotating speed adjusting coefficient Kv3 to adjust the stirring rotating speed;
when the controller selects the jth rotating speed adjusting coefficient Kvj to adjust the stirring rotating speed, the controller sets the adjusted stirring rotating speed as Vk, and sets Vk = V × Kvj, wherein V is the initial stirring rotating speed of the reaction kettle.
Further, when the controller determines to adjust the temperature of the first heating wire, the controller calculates a third ratio difference value Bc between the temperature difference ratio B and a third preset temperature difference ratio B3, selects a corresponding temperature adjustment coefficient according to a comparison result of the third ratio difference value and the preset ratio difference value to adjust the first temperature of the first heating wire,
wherein the controller is also provided with a first temperature regulating coefficient KT1, a second temperature regulating coefficient KT2 and a third temperature regulating coefficient KT3, the temperature of the controller is set to be 1 < KT1 < KT2 < KT3 < 1.5,
when the Δ Bc is less than or equal to the Bc1, the controller selects a first temperature adjustment coefficient KT1 to adjust the first temperature;
when the Δ Bc1 is less than or equal to the Bc2, the controller selects a second temperature adjusting coefficient KT2 to adjust the first temperature;
when the Δ Bc2 is less than or equal to the Bc3, the controller selects a third temperature adjustment coefficient KT3 to adjust the first temperature;
when the controller selects the nth temperature adjustment coefficient KTn to adjust the first temperature, the controller sets the adjusted first temperature to Tk, and sets Tk = T × KTn, and T is the initial temperature of the first heating wire.
Further, when the controller controls the addition of the auxiliary materials into the reaction kettle, the controller determines the temperature difference value of the first heating wire and the second heating wire according to the comparison result of the total mass M of the added base materials and the auxiliary materials and the preset material mass, and adjusts and reduces the temperature of the second heating wire when the temperature difference value is determined to be completed,
the controller is also provided with a first preset material mass M1, a second preset material mass M2, a third preset material mass M3, a first temperature difference T1, a second temperature difference T2 and a third temperature difference T3, wherein M1 < M2 < M3, a T1 < T2 < T3,
when M is less than or equal to M1, the controller sets the temperature difference between the first heating wire and the second heating wire to a first temperature difference Δ T1;
when M1 is more than or equal to M2, the controller sets the temperature difference between the first heating wire and the second heating wire to be equal to the second temperature difference T2;
when M2 is less than or equal to M3, the controller sets the temperature difference between the first heating wire and the second heating wire to be the third temperature difference Δ T3.
Further, in the step S3, when the controller determines whether the mixing of the mixed materials is completed according to the differential pressure W, the controller compares the differential pressure W with a preset differential pressure range W0, and determines whether the mixing of the mixed materials is completed according to the comparison result, where the preset differential pressure range W0 includes a preset minimum differential pressure Wmin and a preset maximum differential pressure Wmax,
if W belongs to W0, the controller judges that the mixing of the mixed materials is finished;
if W is less than Wmin or W is more than Wmax, the controller judges that the mixing of the mixed materials is not finished.
Further, when the controller judges that the mixed materials are not completely mixed and W is less than Wmin, the controller calculates a first differential pressure difference Ua between the differential pressure W and a preset minimum differential pressure Wmin, sets Ua = Wmin-W, selects a corresponding correction coefficient according to a comparison result of the differential pressure difference and the preset differential pressure difference to correct the temperature of the first heating wire,
wherein the controller is also provided with a first preset differential pressure difference value U1, a second preset differential pressure difference value U2, a third preset tea residue difference value U3, a first temperature correction coefficient X1, a second temperature correction coefficient X2 and a third temperature correction coefficient X3, wherein U1 is more than U2 and more than U3, 1 is more than X1 is more than X2 is more than X3 is more than 2,
when Ua is less than or equal to U1, the controller selects a first temperature correction coefficient X1 to correct the temperature of the first heating wire;
when the Ua is more than U1 and less than or equal to U2, the controller selects a second temperature correction coefficient X2 to correct the temperature of the first heating wire;
when the Ua is more than U2 and less than or equal to U3, the controller selects a third temperature correction coefficient X3 to correct the temperature of the first heating wire;
when the controller selects the e-th temperature correction coefficient Xe to correct the temperature of the first heating wire, the controller sets the corrected first heating wire temperature to Tx setting Tx = Tk × Xe.
Further, when the controller judges that the mixed materials are not completely mixed and W is larger than Wmax, the controller calculates a second differential pressure difference Ub between the differential pressure W and the preset maximum differential pressure Wmax, sets Ub = Wmin-W, selects a corresponding correction coefficient according to the comparison result of the differential pressure difference and the preset differential pressure difference to correct the stirring rotating speed,
wherein the controller is also provided with a first rotating speed correction coefficient Xv1, a second rotating speed correction coefficient Xv2 and a third rotating speed correction coefficient Xv3, 1 < Xv1 < Xv2 < Xv3 < 1.5,
when Ua is less than or equal to U1, the controller selects a first rotation speed correction coefficient XV1 to correct the stirring rotation speed;
when the Ua is more than U1 and less than or equal to U2, the controller selects a second rotating speed correction coefficient XV2 to correct the stirring rotating speed;
when the Ua is more than U2 and less than or equal to U3, the controller selects a third rotating speed correction coefficient XV3 to correct the stirring rotating speed;
when the controller selects the r-th rotating speed correction coefficient Xvr to correct the stirring rotating speed, r =1, 2 and 3 are set, and the controller sets the corrected stirring rotating speed to be not Vx and sets Vx = Vk multiplied by Xvr. .
Compared with the prior art, the preparation method has the beneficial effects that the heating device of the reaction kettle is improved in the process of preparing the antibacterial coating, so that the mixed material in the reaction kettle is disturbed due to different temperatures at two sides in the mixing process, the mixing effect of the material is improved, and in the mixing process, the control precision of the preparation process is improved by detecting the temperature difference between the temperature at the center and the temperature at the edge of the mixed material and determining whether the stirring of the base material is finished according to the temperature difference, so that the antibacterial effect of the coating is further improved.
Particularly, after the auxiliary materials are added, the pressure of the materials at the center of the mixed materials on the stirring paddle blades is detected to determine the viscosity of the mixed materials, and whether the materials are uniformly mixed after the auxiliary materials are added is determined according to the pressure of the stirring paddle blades and the pressure difference of the mixed materials on the inner wall of the reaction kettle, so that the detection precision of the preparation process is further improved, and the preparation efficiency is further improved.
Furthermore, the controller is arranged in the preparation equipment, the preset temperature difference is arranged in the controller, whether the stirring of the base material is finished or not is determined according to the comparison result of the actually measured temperature difference and the preset temperature difference, when the stirring is judged to be unfinished, all stirring parameters of the reaction kettle are adjusted, and the stirring is carried out in a timed mode until the stirring meets the requirements, so that the control precision of the preparation process is further improved, and the preparation efficiency is further improved.
Furthermore, the control module is provided with a plurality of preset temperature difference proportions, when the controller judges that the stirring of the base material is not finished, the temperature difference proportion of the temperature difference and the preset temperature difference is calculated, and each parameter of the reaction kettle is determined and adjusted according to the comparison result of the proportion and the preset temperature difference proportion, so that the control precision of the preparation process is further improved, and the preparation efficiency is further improved.
Furthermore, when the parameters of the reaction kettle are adjusted, the corresponding adjustment coefficients are selected according to the difference between the temperature difference proportion and the temperature difference proportion to adjust the parameters, and the parameter adjustment coefficients corresponding to the multiple difference values are set in the controller, so that the control precision of the preparation process is further improved, and the preparation efficiency is further improved.
Furthermore, the controller is provided with the preset pressure difference range, and whether the mixed materials are completely mixed after the auxiliary materials are added and stirred for the preset time is determined according to the comparison result of the actually measured pressure difference and the preset pressure difference range, so that the control precision of the preparation process is further improved, and the preparation efficiency is further improved.
Furthermore, the controller is provided with a plurality of temperature correction coefficients and rotation speed correction coefficients, when the mixed materials are judged to be not completely mixed, the difference value between the pressure difference and the preset maximum pressure difference or the preset minimum pressure difference in the preset pressure difference range is calculated, and the temperature of the first heating wire is corrected by selecting the corresponding temperature correction coefficient or rotation speed correction coefficient according to the difference value, so that the temperature in the reaction kettle is increased, the pressure difference is reduced, the disturbance efficiency is improved, or the rotation speed is corrected to increase the rotation speed at the center of the mixed materials, the pressure difference is increased, the mixed effect of the mixed materials is improved, the control precision of the preparation process is further improved, and the preparation efficiency is further improved.
Drawings
FIG. 1 is a schematic structural diagram of an apparatus for a method of preparing an antibacterial waterproof coating material according to the present invention;
FIG. 2 is a flow chart of the preparation method of the antibacterial waterproof coating material of the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described below with reference to examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of an apparatus for a method for preparing an antibacterial waterproof coating according to the present invention.
The preparation method of the antibacterial waterproof coating comprises the following steps:
the reaction kettle 1 comprises a body 10, a stirring paddle 11 arranged in the body, a motor 12 connected with one end of the stirring paddle 11 and an ultrasonic vibrator 13, wherein a first injection port 14 and a second injection port 15 used for injecting materials are respectively arranged on two side surfaces of the upper part of the body 1; the stirring device also comprises a first temperature sensor 16 and a first pressure sensor 17 which are arranged on the stirring paddle 11, and a second temperature sensor 18 and a second pressure sensor 19 which are arranged on the inner side wall of the body 10;
the temperature control device 2 is arranged on two sides of the reaction kettle 1 and used for controlling the temperature of the reaction kettle, the temperature control device 2 comprises a first water tank 21 and a second water tank 22 which are used for supplying water to a water pipe on the side wall of the reaction kettle, a first heating wire 23 and a second heating wire 24 which are used for heating water in the water pipe, and a heat exchanger 27 which is used for recovering the temperature of materials at a discharge hole, and a first water pump 25 and a second water pump 26 are arranged on water outlet pipes of the first water tank 21 and the second water tank 22 and are both provided with electromagnetic valves; the water return pipeline of the second water tank 21 passes through the heat exchanger 27, and a third water pump 28 for conveying the return water passing through the heat exchanger 27 to the second water tank is arranged on the outer wall of the heat exchanger 27.
Referring to fig. 2, fig. 2 is a flow chart of a method for preparing the antibacterial waterproof coating according to the present invention.
The preparation method of the antibacterial waterproof coating comprises the following steps:
step S1, the controller controls the base material to be added into the reaction kettle through the first injection port and the second injection port respectively according to a preset mass proportion, and the motor and the first heating wire and the second heating wire are started to heat and stir the base material;
step S2, when stirring is carried out for a first preset time period t1, the controller obtains the temperature difference C between the first temperature sensor and the second temperature sensor, and whether the stirring of the base material is finished or not is determined according to the temperature difference C;
step S3, when the base material is stirred, the controller controls the auxiliary materials to be added into the reaction kettle through the first injection port and the second injection port respectively according to a preset mass proportion, reduces the second temperature of the second heating wire, obtains the pressure difference W of the first pressure sensor and the second pressure sensor when the stirring is carried out for a second preset time period t2, and determines whether the mixed material is completely mixed according to the pressure difference;
and step S4, when the controller determines that the mixed materials are completely mixed, adding the auxiliary agent into the reaction kettle through the second injection port according to a preset mass ratio, and outputting the mixed materials through the discharge port to obtain the antibacterial waterproof coating.
Specifically, in an embodiment of the present invention, the first injection port is used for injecting a solid material, the second injection port is used for injecting a fluid material, and a plurality of storage bins are disposed above the first injection port and the second injection port.
In the embodiment of the invention, the base material is polyurethane resin, hydroxyethyl cellulose and polymer emulsion, the auxiliary materials are paraffin, emulsified asphalt, ammonium trimolybdate and modified filler, the auxiliary materials comprise a film-forming auxiliary agent, a dispersing agent, a thickening agent and a mildew inhibitor, and the combination of at least two of the film-forming auxiliary agent, the matting agent, the dispersing agent and the mildew inhibitor.
Wherein the mass fraction of the polyurethane resin is 6-10%, the mass fraction of the hydroxyethyl cellulose is 3-5%, the mass fraction of the polymer emulsion is 55-70%, the mass fraction of the paraffin is 3-5%, the mass fraction of the emulsified asphalt is 6-8%, the mass fraction of the ammonium trimolybdate is 1-2.5%, the mass fraction of the modified filler is 1-2%, and the mass fraction of the auxiliary agent is 0.5-0.8%.
In one embodiment of the invention, the mass fraction of the polyurethane resin is 6, the mass fraction of the hydroxyethyl cellulose is 3, the mass fraction of the polymer emulsion is 70%, the mass fraction of the paraffin is 3%, the mass fraction of the emulsified asphalt is 6, the mass fraction of the ammonium trimolybdate is 2.5%, the mass fraction of the modified filler is 1%, and the mass fraction of the auxiliary agent is 0.8%.
In another embodiment of the invention, the mass fraction of the polyurethane resin is 8%, the mass fraction of the hydroxyethyl cellulose is 4%, the mass fraction of the polymer emulsion is 65%, the mass fraction of the paraffin is 4%, the mass fraction of the emulsified asphalt is 6%, the mass fraction of the ammonium trimolybdate is 2.5%, the mass fraction of the modified filler is 2%, and the mass fraction of the auxiliary agent is 0.5%.
In still another embodiment of the present invention, the mass fraction of the polyurethane resin is 10%, the mass fraction of the hydroxyethyl cellulose is 5%, the mass fraction of the polymer emulsion is 55%, the mass fraction of the paraffin wax is 5%, the mass fraction of the emulsified asphalt is 7%, the mass fraction of the ammonium trimolybdate is 1.5%, the mass fraction of the modified filler is 1.8%, and the mass fraction of the auxiliary agent is 0.8%.
Specifically, in the step S2, when the controller determines whether the stirring of the base material is completed according to the temperature difference C, the controller compares the obtained temperature difference C with a preset temperature difference C0 set in the controller, and determines whether the stirring of the base material is completed according to the comparison result,
if C is less than or equal to C0, the controller judges that the stirring of the base material is finished;
if C > C0, the controller determines that the base material has not been stirred.
Specifically, when the controller judges that the stirring of the base material is not finished, the controller calculates the temperature difference proportion B of the temperature difference C and the preset temperature difference C0, and adjusts the parameters of the stirring process according to the comparison result of the temperature difference proportion and the preset temperature difference proportion,
wherein the controller is provided with a first preset temperature difference proportion B1, a second preset temperature difference proportion B2 and a third preset temperature difference proportion B3, wherein B1 is more than B2 and more than B3,
when B is less than or equal to B1, the controller judges that the ultrasonic frequency of the reaction kettle is adjusted;
when B is more than B1 and less than or equal to B2, the controller judges that the stirring speed of the reaction kettle is adjusted;
when B2 < B ≦ B3, the controller determines to adjust the first temperature of the first heating wire.
Specifically, when the controller determines to adjust the ultrasonic frequency of the reaction kettle, the controller calculates a first ratio difference value Ba between the temperature difference ratio B and a first preset temperature difference ratio B1, selects a corresponding frequency adjustment coefficient according to a comparison result of the first ratio difference value and the preset ratio difference value to adjust the ultrasonic frequency,
wherein the controller is further provided with a first preset proportion difference Ba1, a second preset proportion difference Ba2, a third preset proportion difference Ba3, a first frequency adjustment coefficient Kp1, a second frequency adjustment coefficient Kp2 and a third frequency adjustment coefficient Kp3, wherein the weight of Ba1 less than the weight of Ba2 less than the weight of Ba3, 1 < Kp1 < Kp2 < Kp3 < 1.5 are set,
when the battery is equal to or less than the battery capacity Ba1, the controller selects a first frequency adjusting coefficient Kp1 to adjust the ultrasonic frequency;
when the Δ Ba1 is less than or equal to the Δ Ba2, the controller selects a second frequency adjusting coefficient Kp2 to adjust the ultrasonic frequency;
when the Δ Ba2 is less than or equal to the Δ Ba3, the controller selects a third frequency adjusting coefficient Kp3 to adjust the ultrasonic frequency;
when the controller selects the ith frequency adjusting coefficient Kpi to adjust the ultrasonic frequency, the controller sets the adjusted ultrasonic frequency as Pk, and sets Pk = PxKpi, wherein P is the initial ultrasonic frequency of the reaction kettle.
Specifically, when the controller judges that the stirring speed of the reaction kettle is adjusted, the controller calculates a first ratio difference value Bb between the temperature difference ratio B and a second preset temperature difference ratio B2, selects a corresponding speed adjusting coefficient according to a comparison result of the second ratio difference value and the preset ratio difference value to adjust the stirring speed,
wherein the controller is also provided with a first rotating speed regulating coefficient Kv1, a second rotating speed regulating coefficient Kv2 and a third rotating speed regulating coefficient Kv3, 1 & lt Kp1 & lt Kp2 & lt Kp3 & lt 1.5,
when the Δ Bb is not more than Bb1, the controller selects a first speed adjustment coefficient Kv1 to adjust the stirring speed;
when the Δ Bb1 is less than or equal to the Bb2, the controller selects a second rotating speed adjusting coefficient Kv2 to adjust the stirring rotating speed;
when the Δ Bb2 is less than or equal to the Bb3, the controller selects a third rotating speed adjusting coefficient Kv3 to adjust the stirring rotating speed;
when the controller selects the jth rotating speed adjusting coefficient Kvj to adjust the stirring rotating speed, the controller sets the adjusted stirring rotating speed as Vk, and sets Vk = V × Kvj, wherein V is the initial stirring rotating speed of the reaction kettle.
Specifically, when the controller determines to adjust the temperature of the first heating wire, the controller calculates a third ratio difference value Bc between the temperature difference ratio B and a third preset temperature difference ratio B3, selects a corresponding temperature adjustment coefficient according to a comparison result of the third ratio difference value and the preset ratio difference value to adjust the first temperature of the first heating wire,
wherein the controller is also provided with a first temperature regulating coefficient KT1, a second temperature regulating coefficient KT2 and a third temperature regulating coefficient KT3, the temperature of the controller is set to be 1 < KT1 < KT2 < KT3 < 1.5,
when the Δ Bc is less than or equal to the Bc1, the controller selects a first temperature adjustment coefficient KT1 to adjust the first temperature;
when the Δ Bc1 is less than or equal to the Bc2, the controller selects a second temperature adjusting coefficient KT2 to adjust the first temperature;
when the Δ Bc2 is less than or equal to the Bc3, the controller selects a third temperature adjustment coefficient KT3 to adjust the first temperature;
when the controller selects the nth temperature adjustment coefficient KTn to adjust the first temperature, the controller sets the adjusted first temperature to Tk, and sets Tk = T × KTn, and T is the initial temperature of the first heating wire.
Specifically, when the controller controls the addition of the auxiliary materials into the reaction kettle, the controller determines the temperature difference between the first heating wire and the second heating wire according to the comparison result of the total mass M of the added base materials and the auxiliary materials and the preset material mass, and adjusts and reduces the temperature of the second heating wire when the temperature difference is determined to be completed,
the controller is also provided with a first preset material mass M1, a second preset material mass M2, a third preset material mass M3, a first temperature difference T1, a second temperature difference T2 and a third temperature difference T3, wherein M1 < M2 < M3, a T1 < T2 < T3,
when M is less than or equal to M1, the controller sets the temperature difference between the first heating wire and the second heating wire to a first temperature difference Δ T1;
when M1 is more than or equal to M2, the controller sets the temperature difference between the first heating wire and the second heating wire to be equal to the second temperature difference T2;
when M2 is less than or equal to M3, the controller sets the temperature difference between the first heating wire and the second heating wire to be the third temperature difference Δ T3.
Specifically, in the step S3, when the controller determines whether the mixing of the mixed materials is completed according to the differential pressure W, the controller compares the differential pressure W with a preset differential pressure range W0, and determines whether the mixing of the mixed materials is completed according to the comparison result, where the preset differential pressure range W0 includes a preset minimum differential pressure Wmin and a preset maximum differential pressure Wmax,
if W belongs to W0, the controller judges that the mixing of the mixed materials is finished;
if W is less than Wmin or W is more than Wmax, the controller judges that the mixing of the mixed materials is not finished.
Specifically, when the controller judges that the mixed materials are not completely mixed and W is less than Wmin, the controller calculates a first differential pressure difference Ua between the differential pressure W and a preset minimum differential pressure Wmin, sets Ua = Wmin-W, selects a corresponding correction coefficient according to a comparison result between the differential pressure difference and the preset differential pressure difference to correct the temperature of the first heating wire,
wherein the controller is also provided with a first preset differential pressure difference value U1, a second preset differential pressure difference value U2, a third preset tea residue difference value U3, a first temperature correction coefficient X1, a second temperature correction coefficient X2 and a third temperature correction coefficient X3, wherein U1 is more than U2 and more than U3, 1 is more than X1 is more than X2 is more than X3 is more than 2,
when Ua is less than or equal to U1, the controller selects a first temperature correction coefficient X1 to correct the temperature of the first heating wire;
when the Ua is more than U1 and less than or equal to U2, the controller selects a second temperature correction coefficient X2 to correct the temperature of the first heating wire;
when the Ua is more than U2 and less than or equal to U3, the controller selects a third temperature correction coefficient X3 to correct the temperature of the first heating wire;
when the controller selects the e-th temperature correction coefficient Xe to correct the temperature of the first heating wire, the controller sets the corrected first heating wire temperature to Tx setting Tx = Tk × Xe.
Specifically, when the controller judges that the mixed materials are not completely mixed and W is larger than Wmax, the controller calculates a second differential pressure difference Ub between the differential pressure W and the preset maximum differential pressure Wmax, sets Ub = Wmin-W, selects a corresponding correction coefficient according to the comparison result of the differential pressure difference and the preset differential pressure difference to correct the stirring rotating speed,
wherein the controller is also provided with a first rotating speed correction coefficient Xv1, a second rotating speed correction coefficient Xv2 and a third rotating speed correction coefficient Xv3, 1 < Xv1 < Xv2 < Xv3 < 1.5,
when Ua is less than or equal to U1, the controller selects a first rotation speed correction coefficient XV1 to correct the stirring rotation speed;
when the Ua is more than U1 and less than or equal to U2, the controller selects a second rotating speed correction coefficient XV2 to correct the stirring rotating speed;
when the Ua is more than U2 and less than or equal to U3, the controller selects a third rotating speed correction coefficient XV3 to correct the stirring rotating speed;
when the controller selects the r-th rotating speed correction coefficient Xvr to correct the stirring rotating speed, r =1, 2 and 3 are set, and the controller sets the corrected stirring rotating speed to be not Vx and sets Vx = Vk multiplied by Xvr.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A preparation method of an antibacterial waterproof coating is characterized by comprising the following steps:
step S1, the controller controls the base material to be added into the reaction kettle through the first injection port and the second injection port respectively according to a preset mass proportion, and the motor and the first heating wire and the second heating wire are started to heat and stir the base material;
step S2, when stirring is carried out for a first preset time period t1, the controller obtains the temperature difference C between the first temperature sensor and the second temperature sensor, and whether the stirring of the base material is finished or not is determined according to the temperature difference C;
step S3, when the base material is stirred, the controller controls the auxiliary materials to be added into the reaction kettle through the first injection port and the second injection port respectively according to a preset mass proportion, reduces the second temperature of the second heating wire, obtains the pressure difference W of the first pressure sensor and the second pressure sensor when the stirring is carried out for a second preset time period t2, and determines whether the mixed material is completely mixed according to the pressure difference;
and step S4, when the controller determines that the mixed materials are completely mixed, adding the auxiliary agent into the reaction kettle through the second injection port according to a preset mass ratio, and outputting the mixed materials through the discharge port to obtain the antibacterial waterproof coating.
2. The method of claim 1, wherein in the step S2, when the controller determines whether the stirring of the base material is completed according to the temperature difference C, the controller compares the obtained temperature difference C with a preset temperature difference C0 set in the controller, and determines whether the stirring of the base material is completed according to the comparison result,
if C is less than or equal to C0, the controller judges that the stirring of the base material is finished;
if C > C0, the controller determines that the base material has not been stirred.
3. The method of claim 2, wherein when the controller determines that the stirring of the base material is not completed, the controller calculates a temperature difference ratio B between the temperature difference C and a preset temperature difference C0, and adjusts parameters of the stirring process according to a comparison result between the temperature difference ratio and the preset temperature difference ratio,
wherein the controller is provided with a first preset temperature difference proportion B1, a second preset temperature difference proportion B2 and a third preset temperature difference proportion B3, wherein B1 is more than B2 and more than B3,
when B is less than or equal to B1, the controller judges that the ultrasonic frequency of the reaction kettle is adjusted;
when B is more than B1 and less than or equal to B2, the controller judges that the stirring speed of the reaction kettle is adjusted;
when B2 < B ≦ B3, the controller determines to adjust the first temperature of the first heating wire.
4. The method for preparing antibacterial waterproof paint according to claim 3, characterized in that when the controller determines to adjust the ultrasonic frequency of the reaction kettle, the controller calculates a first ratio difference value Δ Ba between the temperature difference ratio B and a first preset temperature difference ratio B1, selects a corresponding frequency adjustment coefficient according to a comparison result of the first ratio difference value and the preset ratio difference value to adjust the ultrasonic frequency,
wherein the controller is further provided with a first preset proportion difference Ba1, a second preset proportion difference Ba2, a third preset proportion difference Ba3, a first frequency adjustment coefficient Kp1, a second frequency adjustment coefficient Kp2 and a third frequency adjustment coefficient Kp3, wherein the weight of Ba1 less than the weight of Ba2 less than the weight of Ba3, 1 < Kp1 < Kp2 < Kp3 < 1.5 are set,
when the battery is equal to or less than the battery capacity Ba1, the controller selects a first frequency adjusting coefficient Kp1 to adjust the ultrasonic frequency;
when the Δ Ba1 is less than or equal to the Δ Ba2, the controller selects a second frequency adjusting coefficient Kp2 to adjust the ultrasonic frequency;
when the Δ Ba2 is less than or equal to the Δ Ba3, the controller selects a third frequency adjusting coefficient Kp3 to adjust the ultrasonic frequency;
when the controller selects the ith frequency adjusting coefficient Kpi to adjust the ultrasonic frequency, the controller sets the adjusted ultrasonic frequency as Pk, and sets Pk = PxKpi, wherein P is the initial ultrasonic frequency of the reaction kettle.
5. The preparation method of the antibacterial waterproof paint as claimed in claim 3, characterized in that when the controller determines to adjust the stirring rotation speed of the reaction kettle, the controller calculates a first ratio difference value Bb between the temperature difference ratio B and a second preset temperature difference ratio B2, selects a corresponding rotation speed adjustment coefficient to adjust the stirring rotation speed according to a comparison result of the second ratio difference value and the preset ratio difference value,
wherein the controller is also provided with a first rotating speed regulating coefficient Kv1, a second rotating speed regulating coefficient Kv2 and a third rotating speed regulating coefficient Kv3, 1 & lt Kp1 & lt Kp2 & lt Kp3 & lt 1.5,
when the Δ Bb is not more than Bb1, the controller selects a first speed adjustment coefficient Kv1 to adjust the stirring speed;
when the Δ Bb1 is less than or equal to the Bb2, the controller selects a second rotating speed adjusting coefficient Kv2 to adjust the stirring rotating speed;
when the Δ Bb2 is less than or equal to the Bb3, the controller selects a third rotating speed adjusting coefficient Kv3 to adjust the stirring rotating speed;
when the controller selects the jth rotating speed adjusting coefficient Kvj to adjust the stirring rotating speed, the controller sets the adjusted stirring rotating speed as Vk, and sets Vk = V × Kvj, wherein V is the initial stirring rotating speed of the reaction kettle.
6. The method for preparing antibacterial waterproof paint according to claim 3, characterized in that when the controller determines to adjust the temperature of the first heating wire, the controller calculates a third ratio difference value Bc between the temperature difference ratio B and a third preset temperature difference ratio B3, selects a corresponding temperature adjustment coefficient to adjust the first temperature of the first heating wire according to a comparison result of the third ratio difference value and the preset ratio difference value,
wherein the controller is also provided with a first temperature regulating coefficient KT1, a second temperature regulating coefficient KT2 and a third temperature regulating coefficient KT3, the temperature of the controller is set to be 1 < KT1 < KT2 < KT3 < 1.5,
when the Δ Bc is less than or equal to the Bc1, the controller selects a first temperature adjustment coefficient KT1 to adjust the first temperature;
when the Δ Bc1 is less than or equal to the Bc2, the controller selects a second temperature adjusting coefficient KT2 to adjust the first temperature;
when the Δ Bc2 is less than or equal to the Bc3, the controller selects a third temperature adjustment coefficient KT3 to adjust the first temperature;
when the controller selects the nth temperature adjustment coefficient KTn to adjust the first temperature, the controller sets the adjusted first temperature to Tk, and sets Tk = T × KTn, and T is the initial temperature of the first heating wire.
7. The preparation method of antibacterial waterproof paint according to any one of claims 4 to 6, characterized in that when the controller controls the addition of the auxiliary materials into the reaction kettle, the controller determines the temperature difference of the first heating wire and the second heating wire according to the comparison result of the total mass M of the added base materials and auxiliary materials with the preset material mass, and adjusts and reduces the temperature of the second heating wire when determining that the temperature difference is completed,
the controller is also provided with a first preset material mass M1, a second preset material mass M2, a third preset material mass M3, a first temperature difference T1, a second temperature difference T2 and a third temperature difference T3, wherein M1 < M2 < M3, a T1 < T2 < T3,
when M is less than or equal to M1, the controller sets the temperature difference between the first heating wire and the second heating wire to a first temperature difference Δ T1;
when M1 is more than or equal to M2, the controller sets the temperature difference between the first heating wire and the second heating wire to be equal to the second temperature difference T2;
when M2 is less than or equal to M3, the controller sets the temperature difference between the first heating wire and the second heating wire to be the third temperature difference Δ T3.
8. The method of claim 7, wherein in the step S3, when the controller determines whether the mixing of the mixed materials is completed according to the pressure difference W, the controller compares the pressure difference W with a preset pressure difference range W0, and determines whether the mixing of the mixed materials is completed according to the comparison result, wherein the preset pressure difference range W0 includes a preset minimum pressure difference Wmin and a preset maximum pressure difference Wmax,
if W belongs to W0, the controller judges that the mixing of the mixed materials is finished;
if W is less than Wmin or W is more than Wmax, the controller judges that the mixing of the mixed materials is not finished.
9. The method according to claim 8, wherein when the controller determines that the mixture is not completely mixed and W < Wmin, the controller calculates a first differential pressure difference Ua between the differential pressure W and a preset minimum differential pressure Wmin, sets Ua = Wmin-W, selects a corresponding correction coefficient to correct the temperature of the first heater wire according to a comparison result between the differential pressure difference and the preset differential pressure difference,
wherein the controller is also provided with a first preset differential pressure difference value U1, a second preset differential pressure difference value U2, a third preset tea residue difference value U3, a first temperature correction coefficient X1, a second temperature correction coefficient X2 and a third temperature correction coefficient X3, wherein U1 is more than U2 and more than U3, 1 is more than X1 is more than X2 is more than X3 is more than 2,
when Ua is less than or equal to U1, the controller selects a first temperature correction coefficient X1 to correct the temperature of the first heating wire;
when the Ua is more than U1 and less than or equal to U2, the controller selects a second temperature correction coefficient X2 to correct the temperature of the first heating wire;
when the Ua is more than U2 and less than or equal to U3, the controller selects a third temperature correction coefficient X3 to correct the temperature of the first heating wire;
when the controller selects the e-th temperature correction coefficient Xe to correct the temperature of the first heating wire, the controller sets the corrected first heating wire temperature to Tx setting Tx = Tk × Xe.
10. The method according to claim 8, wherein when the controller determines that the mixture is not completely mixed and W > Wmax, the controller calculates a second differential pressure difference Ub between the differential pressure W and a preset maximum differential pressure Wmax, sets Ub = Wmin-W, selects a corresponding correction coefficient according to a comparison result between the differential pressure difference and the preset differential pressure difference to correct the stirring rotation speed,
wherein the controller is also provided with a first rotating speed correction coefficient Xv1, a second rotating speed correction coefficient Xv2 and a third rotating speed correction coefficient Xv3, 1 < Xv1 < Xv2 < Xv3 < 1.5,
when Ua is less than or equal to U1, the controller selects a first rotation speed correction coefficient XV1 to correct the stirring rotation speed;
when the Ua is more than U1 and less than or equal to U2, the controller selects a second rotating speed correction coefficient XV2 to correct the stirring rotating speed;
when the Ua is more than U2 and less than or equal to U3, the controller selects a third rotating speed correction coefficient XV3 to correct the stirring rotating speed;
when the controller selects the r-th rotating speed correction coefficient Xvr to correct the stirring rotating speed, r =1, 2 and 3 are set, and the controller sets the corrected stirring rotating speed to be not Vx and sets Vx = Vk multiplied by Xvr.
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| CN115569621A (en) * | 2022-09-08 | 2023-01-06 | 湖南人文科技学院 | Synthesis process and device of liquid crystal intermediate 3,3', 5' -tetramethyl diphenol |
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