CN115820188B - Preparation method of indoor mildew-proof beautifying glue - Google Patents
Preparation method of indoor mildew-proof beautifying glue Download PDFInfo
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Abstract
The invention discloses a preparation method of indoor mildew-proof beauty glue, which belongs to the technical field of mildew-proof beauty glue, and comprises the following steps: preparing a mildew preventive, preparing inorganic nano particles, and mixing; the mildew preventive is prepared by adding nano zinc oxide, calcium phosphate, zeolite powder and gamma-aminopropyl triethoxysilane into a ball mill for ball milling, and obtaining a mixture after ball milling; mixing chitosan, deionized water and acetic acid, stirring, adding sodium dodecyl benzene sulfonate, continuously stirring, then adding sodium citrate, and continuously stirring to obtain a mixed solution; mixing the mixture with the mixed solution, and performing ultrasonic vibration to obtain the mildew preventive after the ultrasonic vibration is finished; the anti-mildew performance of the cosmetic glue can be improved, meanwhile, the flexibility and the binding force of the cosmetic glue are improved, bubbles generated in the glue injection process of the cosmetic glue are avoided, and the heat resistance and the weather resistance of the cosmetic glue are improved.
Description
Technical Field
The invention relates to the technical field of mildew-proof beauty glue, in particular to a preparation method of indoor mildew-proof beauty glue.
Background
The beautifying glue, also called glass glue, is a material for reinforcing the stability and line feeling of the decorative surface and for trimming and sealing. The beauty gel is mainly divided into two main categories: silicone gums and polyurethane gums, the most widely used at present, are silicone gums, which are both acidic and neutral.
The beautifying glue is commonly used for kitchen equipment such as shower rooms, bathtub, counter basin, closestool, table top, sink and the like, and is sealed, mildew-proof and waterproof; sealing and waterproofing of building materials such as glass, aluminum alloy, plastic, ceramics, stone and the like; sealing and edging doors and windows, beautifying and sealing edges by skirting lines, vertex angle lines and other gaps, and the like. The beautifying adhesive has good flexibility and adhesive force, strong heat resistance, weather resistance and aging resistance, is not easy to break, and is widely applied to the industry of home decoration building materials.
However, the waterproof capability and mildew-proof capability of the beauty glue are not strong, and a mildew-proof agent is added to achieve a certain waterproof mildew-proof capability, the existing mildew-proof agent is divided into three types of organic, inorganic and natural, wherein the organic mildew-proof agent comprises biphenyl, o-phenylphenol, 2-pyridine mercaptan-1-zinc oxide and the like, the inorganic mildew-proof agent comprises ammonium persulfate, calcium phosphate, zinc ions, silver ions, copper ion compounds and the like, and the natural mildew-proof agent comprises mustard extract, mugwort and the like; considering that the organic mildew inhibitor has short mildew-proof duration and poor heat resistance, the common mildew inhibitor in the prior art is an inorganic mildew inhibitor, but the mildew-proof effect of the inorganic mildew inhibitor is common, and the foam generated in the process of injecting the beauty adhesive can also influence the flexibility and the cohesive force of the beauty adhesive.
In order to solve the above problems, the most commonly used method at present is to compound an inorganic mildew preventive and an organic mildew preventive into a compound mildew preventive, and then add the compound mildew preventive to the beauty glue, but the use of the compound mildew preventive may cause the heat resistance and weather resistance of the beauty glue to be reduced.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides the preparation method of the indoor mildew-proof beauty glue, which can improve the flexibility and the adhesive force of the beauty glue while improving the mildew resistance of the beauty glue, avoid the generation of bubbles in the glue injection process of the beauty glue and improve the heat resistance and the weather resistance of the beauty glue.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a preparation method of indoor mildew-proof beautifying glue comprises the following steps: preparing a mildew preventive, preparing inorganic nano particles, and mixing;
the preparation of the mildew preventive comprises the steps of adding nano zinc oxide, calcium phosphate, zeolite powder and gamma-aminopropyl triethoxysilane into a ball mill for ball milling, controlling the ball-material ratio of the ball milling to be 20-22:1, the rotating speed to be 300-320rpm, and the time to be 40-45min, and obtaining a mixture after the ball milling is finished; mixing chitosan, deionized water and acetic acid, stirring at 65-68 ℃ at a stirring speed of 200-230rpm for 1-1.5h, adding sodium dodecyl benzene sulfonate, continuously stirring for 30-35min, then adding sodium citrate, and continuously stirring for 45-50min to obtain a mixed solution; mixing the mixture and the mixed solution, performing ultrasonic vibration, controlling the frequency of the ultrasonic vibration to be 30-40kHz and the time to be 40-45min, and obtaining the mildew preventive after the ultrasonic vibration is finished;
in the preparation of the mildew preventive, the particle size of the nano zinc oxide is 50-70nm;
in the preparation of the mildew preventive, the weight ratio of nano zinc oxide to calcium phosphate to zeolite powder to gamma-aminopropyl triethoxysilane is 50-53:10-12:10-12:2-3;
in the preparation of the mildew preventive, the weight ratio of chitosan, deionized water, acetic acid, sodium dodecyl benzene sulfonate and sodium citrate is 10-12:300-320:8-10:4-6:1-3;
in the preparation of the mildew preventive, the weight ratio of the mixture to the mixed solution is 1:4.5-5.
Adding nano silicon dioxide, polydiallyl dimethyl ammonium chloride aqueous solution and gamma-aminopropyl triethoxysilane into deionized water, stirring at the stirring speed of 120-150rpm at 50-55 ℃ for 45-50min, centrifuging, controlling the centrifuging speed to 8000-9000rpm for 5-7min, and drying at 115-120 ℃ after centrifuging to obtain modified silicon dioxide; ball milling is carried out on nano magnesium hydroxide and sodium dodecyl benzene sulfonate, the ball-material ratio of ball milling is controlled to be 20-22:1, the rotating speed is 300-320rpm, the time is 35-40min, modified silicon dioxide is added, and ball milling is continued for 40-45min, thus obtaining inorganic nano particles;
in the preparation of the inorganic nano particles, the particle size of the nano silicon dioxide is 40-60nm;
in the preparation of the inorganic nano particles, the particle size of the nano magnesium hydroxide is 30-50nm;
in the preparation of the inorganic nano particles, the content of polydiallyl dimethyl ammonium chloride in the polydiallyl dimethyl ammonium chloride aqueous solution is 39-41%;
in the preparation of the inorganic nano particles, the weight ratio of nano silicon dioxide to polydiallyl dimethyl ammonium chloride aqueous solution to gamma-aminopropyl triethoxysilane is 50-52:2-3:1-2;
in the preparation of the inorganic nano particles, the weight ratio of the nano magnesium hydroxide to the sodium dodecyl benzene sulfonate to the modified silicon dioxide is 5-7:0.2-0.3:53-55.
Adding trimethoxysilane end capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water scavenger and vinyl tributyl ketoxime silane into a high-speed dispersing machine, controlling the vacuum degree of the high-speed dispersing machine to be 0.092-0.095MPa, stirring at 1000-1200rpm for 25-30min, adding gamma-aminopropyl triethoxysilane, mildew preventive, inorganic nano particles, sodium alginate and di (acetylacetonate) dibutyl tin, and continuously stirring for 35-40min to obtain the indoor mildew-proof cosmetic glue;
in the mixing, the weight ratio of trimethoxysilane end-capped polyether to methyl silicone oil to nano calcium carbonate to oxazolidine water scavenger to vinyl tributylketoxime silane to gamma-aminopropyl triethoxysilane to mildew preventive to inorganic nano particles to sodium alginate to di (acetylacetonate) dibutyl tin is 100-105:15-20:7-10:1-2:5-7:1-2:2-3:5-8:2-4:0.4-0.8;
in the mixing, the particle size of the nano calcium carbonate is 100-120nm.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the preparation method of the indoor mildew-proof beauty glue, the mildew resistance of the indoor mildew-proof beauty glue can be improved by modifying the inorganic mildew-proof agent, and the mildew-proof grade of the indoor mildew-proof beauty glue prepared by the preparation method can reach grade 0;
(2) According to the preparation method of the indoor mildew-proof beauty glue, disclosed by the invention, the inorganic mildew-proof agent is modified, so that bubbles generated in the process of glue injection of the beauty glue can be avoided;
(3) According to the preparation method of the indoor mildew-proof beauty glue, the inorganic mildew-proof agent is modified and inorganic nano particles are added, so that the adhesive force of the indoor mildew-proof beauty glue can be improved, the tensile adhesive strength of the indoor mildew-proof beauty glue prepared by the preparation method is 3.12-3.24MPa at 23 ℃, and the adhesive damage area is 0%;
(4) According to the preparation method of the indoor mildew-proof beauty glue, the flexibility of the indoor mildew-proof beauty glue can be improved by modifying the inorganic mildew-proof agent and adding the inorganic nano particles, and the indoor mildew-proof beauty glue prepared by the preparation method can be stretched at room temperature, and the stretching multiple can reach 4.6-5.2;
(5) According to the preparation method of the indoor mildew-proof beauty glue, the heat resistance of the indoor mildew-proof beauty glue can be improved by modifying the inorganic mildew-proof agent and adding the inorganic nano particles, the indoor mildew-proof beauty glue prepared by the preparation method is placed at 90 ℃ for standing for 1h, the mildew-proof grade can reach 0 grade, the tensile bonding strength at 23 ℃ is 3.07-3.20MPa, and the bonding damage area is 0%;
(6) According to the preparation method of the indoor mildew-proof beauty glue, the weather resistance of the indoor mildew-proof beauty glue can be improved by modifying the inorganic mildew-proof agent and adding the inorganic nano particles, the indoor mildew-proof beauty glue prepared by the preparation method is placed at 40 ℃ for 100d, then placed at-20 ℃ for 100d, the mildew-proof grade can reach 0 grade, the tensile bonding strength at 23 ℃ is 3.01-3.11MPa, and the bonding damage area is 0%.
Detailed Description
Specific embodiments of the present invention will now be described in order to provide a clearer understanding of the technical features, objects and effects of the present invention.
Example 1
A preparation method of indoor mildew-proof beautifying glue specifically comprises the following steps:
1. preparing a mildew preventive: adding nano zinc oxide, calcium phosphate, zeolite powder and gamma-aminopropyl triethoxysilane into a ball mill for ball milling, controlling the ball-material ratio of ball milling to be 20:1, the rotating speed to be 300rpm and the time to be 40min, and obtaining a mixture after ball milling; mixing chitosan, deionized water and acetic acid, stirring at a stirring speed of 200rpm at 65 ℃ for 1h, adding sodium dodecyl benzene sulfonate, continuously stirring for 30min, then adding sodium citrate, and continuously stirring for 45min to obtain a mixed solution; mixing the mixture and the mixed solution, performing ultrasonic vibration, controlling the frequency of the ultrasonic vibration to be 30kHz and the time to be 40min, and obtaining the mildew preventive after the ultrasonic vibration is finished;
the particle size of the nano zinc oxide is 50nm;
wherein, the weight ratio of the nano zinc oxide to the calcium phosphate to the zeolite powder to the gamma-aminopropyl triethoxysilane is 50:10:10:2;
wherein the weight ratio of chitosan, deionized water, acetic acid, sodium dodecyl benzene sulfonate and sodium citrate is 10:300:8:4:1;
wherein the weight ratio of the mixture to the mixed solution is 1:4.5.
2. Preparation of inorganic nanoparticles: adding nano silicon dioxide, polydiallyl dimethyl ammonium chloride aqueous solution and gamma-aminopropyl triethoxysilane into deionized water, stirring at 50 ℃ for 45min at a stirring speed of 120rpm, centrifuging, controlling the centrifuging speed to 8000rpm for 5min, and drying at 115 ℃ after centrifuging to obtain modified silicon dioxide; ball milling is carried out on nano magnesium hydroxide and sodium dodecyl benzene sulfonate, the ball-material ratio of ball milling is controlled to be 20:1, the rotating speed is 300rpm, the time is 35min, modified silicon dioxide is added, and ball milling is continued for 40min, so that inorganic nano particles are obtained;
the particle size of the nano silicon dioxide is 40nm;
the particle size of the nano magnesium hydroxide is 30nm;
the content of polydiallyl dimethyl ammonium chloride in the polydiallyl dimethyl ammonium chloride aqueous solution is 39%;
wherein the weight ratio of the nano silicon dioxide to the polydiallyl dimethyl ammonium chloride aqueous solution to the gamma-aminopropyl triethoxysilane is 50:2:1;
wherein the weight ratio of the nano magnesium hydroxide to the sodium dodecyl benzene sulfonate to the modified silicon dioxide is 5:0.2:53.
3. Mixing: adding trimethoxysilane end capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water removing agent and vinyl tributyl ketoxime silane into a high-speed dispersing machine, controlling the vacuum degree of the high-speed dispersing machine to be 0.092MPa, stirring at 1000rpm for 25min, adding gamma-aminopropyl triethoxysilane, mildew preventive, inorganic nano particles, sodium alginate and di (acetylacetonate) dibutyl tin, and continuing stirring for 35min to obtain the indoor mildew-proof cosmetic glue;
wherein the weight ratio of trimethoxysilane end capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water scavenger, vinyl tributylketoxime silane, gamma-aminopropyl triethoxysilane, mildew inhibitor, inorganic nano particles, sodium alginate and di (acetylacetonate) dibutyl tin is 100:15:7:1:5:1:2:5:2:0.4;
the particle size of the nano calcium carbonate is 100nm.
Example 2
A preparation method of indoor mildew-proof beautifying glue specifically comprises the following steps:
1. preparing a mildew preventive: adding nano zinc oxide, calcium phosphate, zeolite powder and gamma-aminopropyl triethoxysilane into a ball mill for ball milling, controlling the ball-material ratio of the ball milling to be 21:1, the rotating speed to be 310rpm and the time to be 42min, and obtaining a mixture after the ball milling is finished; mixing chitosan, deionized water and acetic acid, stirring at a stirring speed of 210rpm at 66 ℃ for 1.2 hours, adding sodium dodecyl benzene sulfonate, continuously stirring for 32 minutes, then adding sodium citrate, and continuously stirring for 48 minutes to obtain a mixed solution; mixing the mixture and the mixed solution, performing ultrasonic vibration, controlling the frequency of the ultrasonic vibration to be 35kHz and the time to be 42min, and obtaining the mildew preventive after the ultrasonic vibration is finished;
the particle size of the nano zinc oxide is 60nm;
wherein, the weight ratio of the nano zinc oxide to the calcium phosphate to the zeolite powder to the gamma-aminopropyl triethoxysilane is 52:11:11:2.5;
wherein the weight ratio of chitosan, deionized water, acetic acid, sodium dodecyl benzene sulfonate and sodium citrate is 11:310:9:5:2;
wherein the weight ratio of the mixture to the mixed solution is 1:4.8.
2. Preparation of inorganic nanoparticles: adding nano silicon dioxide, polydiallyl dimethyl ammonium chloride aqueous solution and gamma-aminopropyl triethoxysilane into deionized water, stirring at 52 ℃ for 48min at a stirring speed of 140rpm, centrifuging, controlling the rotation speed of the centrifuging to 8500rpm for 6min, and drying at 118 ℃ after the centrifuging is finished to obtain modified silicon dioxide; ball milling is carried out on nano magnesium hydroxide and sodium dodecyl benzene sulfonate, the ball-material ratio of ball milling is controlled to be 21:1, the rotating speed is 310rpm, the time is 38min, modified silicon dioxide is added, and ball milling is continued for 42min, thus obtaining inorganic nano particles;
the particle size of the nano silicon dioxide is 50nm;
the particle size of the nano magnesium hydroxide is 40nm;
the content of polydiallyl dimethyl ammonium chloride in the polydiallyl dimethyl ammonium chloride aqueous solution is 40%;
wherein the weight ratio of the nano silicon dioxide to the polydiallyl dimethyl ammonium chloride aqueous solution to the gamma-aminopropyl triethoxysilane is 51:2.5:1.5;
wherein the weight ratio of the nano magnesium hydroxide to the sodium dodecyl benzene sulfonate to the modified silicon dioxide is 6:0.25:54.
3. Mixing: adding trimethoxysilane end capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water removing agent and vinyl tributyl ketoxime silane into a high-speed dispersing machine, controlling the vacuum degree of the high-speed dispersing machine to be 0.094MPa, stirring at 1100rpm for 28min, adding gamma-aminopropyl triethoxysilane, mildew preventive, inorganic nano particles, sodium alginate and di (acetylacetonate) dibutyl tin, and continuously stirring for 38min to obtain the indoor mildew-proof cosmetic glue;
wherein the weight ratio of trimethoxysilane end capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water scavenger, vinyl tributylketoxime silane, gamma-aminopropyl triethoxysilane, mildew inhibitor, inorganic nano particles, sodium alginate and di (acetylacetonate) dibutyl tin is 102:18:9:1.5:6:1.5:2.5:6:3:0.6;
the particle size of the nano calcium carbonate is 110nm.
Example 3
A preparation method of indoor mildew-proof beautifying glue specifically comprises the following steps:
1. preparing a mildew preventive: adding nano zinc oxide, calcium phosphate, zeolite powder and gamma-aminopropyl triethoxysilane into a ball mill for ball milling, controlling the ball-material ratio of ball milling to be 22:1, the rotating speed to be 320rpm and the time to be 45min, and obtaining a mixture after ball milling; mixing chitosan, deionized water and acetic acid, stirring at 68 ℃ for 1.5 hours at a stirring speed of 230rpm, adding sodium dodecyl benzene sulfonate, continuously stirring for 35 minutes, then adding sodium citrate, and continuously stirring for 50 minutes to obtain a mixed solution; mixing the mixture and the mixed solution, performing ultrasonic vibration, controlling the frequency of the ultrasonic vibration to be 40kHz and the time to be 45min, and obtaining the mildew preventive after the ultrasonic vibration is finished;
the particle size of the nano zinc oxide is 70nm;
wherein, the weight ratio of the nano zinc oxide to the calcium phosphate to the zeolite powder to the gamma-aminopropyl triethoxysilane is 53:12:12:3;
wherein the weight ratio of chitosan, deionized water, acetic acid, sodium dodecyl benzene sulfonate and sodium citrate is 12:320:10:6:3;
wherein the weight ratio of the mixture to the mixed solution is 1:5.
2. Preparation of inorganic nanoparticles: adding nano silicon dioxide, polydiallyl dimethyl ammonium chloride aqueous solution and gamma-aminopropyl triethoxysilane into deionized water, stirring at 55 ℃ for 50min at a stirring speed of 150rpm, centrifuging, controlling the rotation speed of the centrifuging to 9000rpm for 7min, and drying at 120 ℃ after the centrifuging is finished to obtain modified silicon dioxide; ball milling is carried out on nano magnesium hydroxide and sodium dodecyl benzene sulfonate, the ball-material ratio of ball milling is controlled to be 22:1, the rotating speed is 320rpm, the time is 40min, modified silicon dioxide is added, and ball milling is continued for 45min, thus obtaining inorganic nano particles;
the particle size of the nano silicon dioxide is 60nm;
the particle size of the nano magnesium hydroxide is 50nm;
the content of polydiallyl dimethyl ammonium chloride in the polydiallyl dimethyl ammonium chloride aqueous solution is 41%;
wherein the weight ratio of the nano silicon dioxide to the polydiallyl dimethyl ammonium chloride aqueous solution to the gamma-aminopropyl triethoxysilane is 52:3:2;
wherein the weight ratio of the nano magnesium hydroxide to the sodium dodecyl benzene sulfonate to the modified silicon dioxide is 7:0.3:55.
3. Mixing: adding trimethoxysilane end capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water removing agent and vinyl tributyl ketoxime silane into a high-speed dispersing machine, controlling the vacuum degree of the high-speed dispersing machine to be 0.095MPa, stirring at 1200rpm for 30min, adding gamma-aminopropyl triethoxysilane, mildew preventive, inorganic nano particles, sodium alginate and di (acetylacetonate) dibutyl tin, and continuously stirring for 40min to obtain the indoor mildew-proof cosmetic glue;
wherein the weight ratio of trimethoxysilane end capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water scavenger, vinyl tributylketoxime silane, gamma-aminopropyl triethoxysilane, mildew inhibitor, inorganic nano particles, sodium alginate and di (acetylacetonate) dibutyl tin is 105:20:10:2:7:2:3:8:4:0.8;
the particle size of the nano calcium carbonate is 120nm.
Comparative example 1
The preparation method of the indoor mildew-proof cosmetic glue disclosed in the embodiment 1 is characterized in that: the step 1 is omitted for preparing the mildew preventive, and the mildew preventive is replaced by the nano zinc oxide with the particle size of 50nm in the step 3 mixing.
Comparative example 2
The preparation method of the indoor mildew-proof cosmetic glue disclosed in the embodiment 1 is characterized in that: the preparation of inorganic nanoparticles in step 2 was omitted, and the addition of inorganic nanoparticles was omitted in the mixing in step 3.
Test example 1
The mildew-proof grades of the indoor mildew-proof cosmetic adhesives prepared in examples 1 to 3 and comparative examples 1 to 2 were tested for the presence or absence of air bubbles during the injection process, and the tensile adhesion was tested as follows:
from the above results, it can be seen that the mildew-proof grade of the indoor mildew-proof cosmetic glue prepared in comparative example 1 is inferior to that of the mildew-proof cosmetic glue prepared in examples 1 to 3 and comparative example 2, and the indoor mildew-proof cosmetic glue prepared in comparative example 2 also has bubbles in the injection, which means that the mildew-proof effect of the inorganic mildew-proof agent is general, and the indoor mildew-proof cosmetic glue prepared from the inorganic mildew-proof agent also has bubbles in the injection.
The tensile adhesion of the indoor mildew-proof beauty glue prepared in comparative examples 1-2 is worse than that of the mildew-proof beauty glue prepared in examples 1-3, which shows that the modification of the inorganic mildew-proof agent and the addition of inorganic nano particles can improve the adhesion of the indoor mildew-proof beauty glue.
Test example 2
The flexibility of the indoor mildew-proof beauty glue prepared in examples 1-3 and comparative examples 1-2 was tested, and the test method and results are as follows:
adding the indoor mildew-proof cosmetic glue prepared in the examples 1-3 and the comparative examples 1-2 into cosmetic glue bottles of the same model respectively, extruding glue strips with the length of 40cm respectively, waiting for complete curing to obtain cured glue strips, holding the cured glue strips by two hands at room temperature for stretching, controlling the distance between the two hands to be 10cm, stretching until the cured glue strips are broken, recording the distance between the two hands when broken, and then calculating the stretching multiple, wherein the calculation formula and the calculation result of the stretching multiple are as follows:
stretching multiple = distance between hands at break/10 cm
From the above results, it is apparent that the stretching ratio of the indoor mildew-proof cosmetic glue prepared in comparative examples 1-2 is lower than that of the mildew-proof cosmetic glue prepared in examples 1-3, indicating that modification of the inorganic mildew-proof agent and addition of the inorganic nanoparticles can improve the flexibility of the indoor mildew-proof cosmetic glue.
Test example 3
The indoor mildew-proof beauty glue prepared in examples 1-3 and comparative examples 1-2 was tested for heat resistance, and the test method and results were as follows:
the indoor mildew-proof cosmetic glue prepared in examples 1-3 and comparative examples 1-2 was respectively extruded on the smooth and transparent glass surface, after being completely cured, placed at 90 ℃ for 1h, and then tested for mildew-proof grade and tensile adhesion, and the test results were as follows:
test example 4
The weather resistance of the indoor mildew-proof beauty glue prepared in examples 1-3 and comparative examples 1-2 was tested, and the test method and results are as follows:
the indoor mildew-proof cosmetic glue prepared in examples 1-3 and comparative examples 1-2 was respectively extruded on the surface of smooth and transparent glass, after being completely cured, placed at 40 ℃ for 100d, then placed at-20 ℃ for 100d, and then the mildew-proof grade and tensile adhesion were tested, and the test results are as follows:
from the results of test examples 3 and 4, it is apparent that the mildew-proof and adhesive force decrease rate of the indoor mildew-proof cosmetic glue prepared in comparative examples 1 to 2 was higher than that of the mildew-proof cosmetic glue prepared in examples 1 to 3 in heat resistance and weather resistance tests, indicating that the modification of the inorganic mildew-proof agent and the addition of the inorganic nanoparticles can improve the heat resistance and weather resistance of the indoor mildew-proof cosmetic glue.
The percentages used in the present invention are mass percentages unless otherwise indicated.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The preparation method of the indoor mildew-proof beautifying glue is characterized by comprising the following steps of: preparing a mildew preventive, preparing inorganic nano particles, and mixing;
the mildew preventive is prepared by adding nano zinc oxide, calcium phosphate, zeolite powder and gamma-aminopropyl triethoxysilane into a ball mill for ball milling, and obtaining a mixture after ball milling; mixing chitosan, deionized water and acetic acid, stirring, adding sodium dodecyl benzene sulfonate, continuously stirring, then adding sodium citrate, and continuously stirring to obtain a mixed solution; mixing the mixture with the mixed solution, and performing ultrasonic vibration to obtain the mildew preventive after the ultrasonic vibration is finished;
adding nano silicon dioxide, polydiallyl dimethyl ammonium chloride aqueous solution and gamma-aminopropyl triethoxysilane into deionized water, stirring, centrifuging, and drying after the centrifuging is finished to obtain modified silicon dioxide; ball milling is carried out on nano magnesium hydroxide and sodium dodecyl benzene sulfonate, then modified silicon dioxide is added, and ball milling is continued, thus obtaining inorganic nano particles.
2. The method for preparing indoor mildew-proof cosmetic glue according to claim 1, wherein in the mildew-proof agent, the particle size of the nano zinc oxide is 50-70nm.
3. The method for preparing indoor mildew-proof beautifying glue according to claim 1, wherein the weight ratio of nano zinc oxide, calcium phosphate, zeolite powder and gamma-aminopropyl triethoxysilane in the mildew-proof agent is 50-53:10-12:10-12:2-3;
in the preparation of the mildew preventive, the weight ratio of chitosan, deionized water, acetic acid, sodium dodecyl benzene sulfonate and sodium citrate is 10-12:300-320:8-10:4-6:1-3;
in the preparation of the mildew preventive, the weight ratio of the mixture to the mixed solution is 1:4.5-5.
4. The method for preparing indoor mildew-proof cosmetic glue according to claim 1, wherein in the preparation of inorganic nanoparticles, the particle diameter of the nano silicon dioxide is 40-60nm;
in the preparation of the inorganic nano particles, the particle size of the nano magnesium hydroxide is 30-50nm.
5. The method for preparing indoor mildew-proof cosmetic glue according to claim 1, wherein the content of polydiallyl dimethyl ammonium chloride in the polydiallyl dimethyl ammonium chloride aqueous solution in the preparation of the inorganic nano particles is 39-41%.
6. The method for preparing indoor mildew-proof cosmetic glue according to claim 1, wherein the weight ratio of nano silicon dioxide, polydiallyl dimethyl ammonium chloride aqueous solution and gamma-aminopropyl triethoxysilane in the inorganic nano particles is 50-52:2-3:1-2;
in the preparation of the inorganic nano particles, the weight ratio of the nano magnesium hydroxide to the sodium dodecyl benzene sulfonate to the modified silicon dioxide is 5-7:0.2-0.3:53-55.
7. The method for preparing the indoor mildew-proof beauty glue according to claim 1, wherein the mixing is carried out by adding trimethoxysilane end-capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water-removing agent and vinyl tributyl ketoxime silane into a high-speed dispersing machine, stirring, adding gamma-aminopropyl triethoxysilane, mildew-proof agent, inorganic nano particles, sodium alginate and di (acetyl) dibutyl tin, and continuing stirring to obtain the indoor mildew-proof beauty glue.
8. The method for preparing indoor mildew-proof beautifying glue according to claim 7, wherein in the mixing, the weight ratio of trimethoxysilane end-capped polyether, methyl silicone oil, nano calcium carbonate, oxazolidine water removing agent, vinyl tributyl ketoxime silane, gamma-aminopropyl triethoxysilane, mildew preventive, inorganic nano particles, sodium alginate and di (acetyl acetonate) dibutyl tin is 100-105:15-20:7-10:1-2:5-7:1-2:2-3:5-8:2-4:0.4-0.8.
9. The method for preparing indoor mildew-proof skin care gel according to claim 7, wherein the particle size of the nano calcium carbonate in the mixing is 100-120nm.
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| CN116426237B (en) * | 2023-04-06 | 2024-02-13 | 四川康耐德硅胶科技发展有限公司 | Beautifying glue and preparation method thereof |
| CN116622333B (en) * | 2023-07-25 | 2023-09-15 | 山东沃赛新材料科技有限公司 | Preparation method of high-power mildew-proof dealcoholization type beautifying trimming adhesive |
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