CN115160722A - Preparation method of organosilicon modified resin nano waterproof material for building - Google Patents
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L51/08—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds
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- C08F283/00—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
- C08F283/12—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes
- C08F283/124—Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G on to polysiloxanes on to polysiloxanes having carbon-to-carbon double bonds
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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
- C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
- C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C09D151/085—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds on to polysiloxanes
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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
- C09D5/08—Anti-corrosive paints
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- 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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C08K2003/2241—Titanium dioxide
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
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- C08K2003/265—Calcium, strontium or barium carbonate
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Abstract
A preparation method of an organic silicon modified resin nano waterproof material for buildings comprises the following steps: (1) synthesizing organic silicon modified resin emulsion; (2) surface modification treatment of the functional nano filler; (3) Preparing the organosilicon modified resin nano waterproof material for buildings. The organic silicon modified resin nano waterproof material for the building, which is synthesized by the invention, has excellent waterproof performance, corrosion resistance and ageing resistance, and can play a good promoting role in improving the quality of building engineering; the invention has simple synthesis process, and the product can be widely applied in the industries of chemical engineering, construction and the like.
Description
Technical Field
The invention relates to a waterproof material, in particular to a preparation method of an organic silicon modified resin nano waterproof material for buildings.
Background
The waterproof engineering is an important component of the building engineering, has important influence on the quality of the building engineering in relation to the service life and the function of the building. However, the quality of the waterproofing works is not optimistic from the construction practice of building waterproofing works, where improper selection of building waterproofing materials and poor material construction processes are important reasons for quality problems.
The waterproof material can be generally divided into asphalt waterproof coiled materials, high polymer waterproof sheets, building waterproof coatings, building sealing materials and waterproof materials for special purposes of seepage prevention and leakage stoppage. Due to the difference between the material performance and the applicable scenes (such as roofs, outer wall surfaces, toilet bathrooms, basements, equipment pipelines and seam edge parts), materials are reasonably selected from five waterproof materials according to engineering parts in construction. In general, the quality of the waterproof material is the foundation of engineering quality, no good waterproof material is used as a support, and even if a good design scheme and good construction quality are provided, the building waterproof quality is difficult to ensure.
Disclosure of Invention
The invention aims to solve the problems of the waterproof material, and develops a preparation method of an organosilicon modified resin nano waterproof material for buildings, wherein the organosilicon modified resin nano waterproof material not only has excellent waterproof performance, but also has anti-corrosion and anti-aging performance, and can play a good promoting role in improving the quality of building engineering.
The technical scheme of the invention is as follows, the invention comprehensively utilizes the unique water resistance, weather resistance, adhesive force and the synergistic effect of the functional nano-filler of the organic silicon modified resin to obtain the high-performance organic silicon modified resin nano-waterproof material for the building: and finally, fully mixing the organic silicon modified resin emulsion, the nano filler subjected to surface modification treatment and the auxiliary agent in a high-speed stirrer, and finally preparing a target product.
A preparation method of an organosilicon modified resin nanometer waterproof material for buildings comprises the following steps:
(1) Synthesis of organosilicon modified resin emulsion
Vinyl silicone resin, styrene, acrylic acid or acrylate monomers are taken as raw materials, an emulsifier and deionized water are added, and under the action of an initiator, the organic silicon modified resin emulsion is prepared.
(2) Surface modification treatment of functional nano filler
Weighing a proper amount of deionized water and a silane coupling agent, pouring the deionized water and the silane coupling agent into a three-neck flask, placing the three-neck flask on a constant-temperature magnetic stirrer, stirring and reacting for 1.5 to 3 hours, then pouring the three-neck flask into a big beaker, adding a certain amount of nano TiO 2 Uniformly stirring the mixed powder of the powder, the nano calcium carbonate powder and the nano silicon dioxide, placing the mixed solution on an ultrasonic dispersion instrument for ultrasonic dispersion for 0.5-3.0h, filtering the powder, drying for 3h at 70-100 ℃ to obtain the surface modified functional nano filler, and packaging for later use.
(3) Preparation of organosilicon modified resin nano waterproof material for building
Mixing a certain amount of organic silicon modified resin emulsion, surface modified functional nano filler, ultraviolet absorber, dispersant, defoamer and film forming additive, and fully stirring by a high-speed stirrer to obtain the well-dispersed organic silicon modified resin nano waterproof material for buildings.
The acrylic acid or acrylic ester monomer is acrylic acid, methyl acrylate, ethyl acrylate, butyl acrylate or methyl methacrylate, or a mixture of two or more of the above monomers.
The emulsifier is OP-10, TX-10, NP-10, sodium dodecyl sulfate or sodium dodecyl benzene sulfonate; or a mixture of two or more of the above monomers.
The initiator is hydrogen peroxide or potassium persulfate.
The dispersing agent is sodium metaphosphate, sodium hexametaphosphate, sodium tripolyphosphate or sodium pyrophosphate, or a mixture of two or more than two of the monomers.
The ultraviolet light absorber is 2-hydroxy-4-n-octoxy benzophenone (UV-531).
The defoaming agent is polyether modified silicone oil series.
The film-forming assistant is dodecyl alcohol ester, benzyl alcohol, ethylene glycol, propylene glycol, hexylene glycol, ethylene glycol butyl ether, propylene glycol phenyl ether, dipropylene glycol monopropyl ether, dipropylene glycol monobutyl ether, tripropylene glycol n-butyl ether, or a mixture of two or more of the monomers.
The preparation process of the organic silicon modified resin emulsion comprises the following steps: putting a certain amount of vinyl silicone resin, styrene, acrylic acid or acrylate monomer, initiator, deionized water and emulsifier into a three-neck flask, stirring and emulsifying at high speed in ice water bath for 30-80min, then heating to 70-100 ℃, keeping the temperature, stirring and reacting for 3.0-5.0h, cooling to room temperature, filtering, discharging to obtain the organic silicon modified resin emulsion.
The silane coupling agent is KH-560, KH570, or a mixture of the above coupling agents.
The nano TiO 2 The mass ratio of the powder to the nano calcium carbonate powder to the nano silicon dioxide powder is as follows: 100: (1.0-95): (1.0-90).
The mass ratio of the organic silicon modified resin emulsion, the functional nano filler subjected to surface modification treatment, the ultraviolet light absorber, the dispersant, the defoamer and the film-forming additive is 100 (0.001-60): (0.001-20): (0.001-50): (0.001-50): (0.001-50).
The stirring speed of the organic silicon modified resin emulsion, the functional nano filler subjected to surface modification treatment, the ultraviolet light absorber, the dispersing agent, the defoaming agent and the film forming auxiliary agent in the high-speed stirrer is 200-8000r/min, and the stirring time is 0.5-3.0h.
The organic silicon modified resin nano waterproof material for the building, which is synthesized by the invention, has excellent waterproof performance, corrosion resistance and ageing resistance, and can play a good promoting role in improving the quality of building engineering; the invention has simple synthesis process, and the product can be widely applied in the industries of chemical engineering, construction and the like.
Drawings
FIG. 1 is a process for preparing the organosilicon modified resin nano-waterproof material for building.
Detailed Description
A specific embodiment of the present invention is shown in fig. 1.
Example 1
The preparation method of the organosilicon modified resin nano waterproof material for the building comprises the following steps:
(1) Preparing organic silicon modified resin emulsion:
sequentially putting 50.0 g of vinyl silicone resin, 30.0 g of styrene, 20.0 g of acrylic acid, 3.5 g of hydrogen peroxide, 100.0 g of deionized water and 6.0 g of sodium dodecyl sulfate into a three-neck flask, stirring and emulsifying at high speed for 30min in an ice-water bath, then heating to 80 ℃, preserving heat, stirring and reacting for 3.0h, cooling to room temperature, filtering, discharging, and thus obtaining the organic silicon modified resin emulsion.
(2) Surface modification treatment of the functional nano filler:
weighing 20.0 g of KH560 and 60.0 g of deionized water, pouring into a three-neck flask, placing on a constant-temperature magnetic stirrer at 60 ℃, stirring for reaction for 1.5h, then pouring into a large beaker,adding 15.0 g of nano TiO 2 Mixing the powder, 5.0 g of nano calcium carbonate powder and 2.0 g of nano silicon dioxide, uniformly stirring, placing the mixed solution on an ultrasonic dispersion instrument for ultrasonic dispersion for 0.5h, filtering the powder, drying at 80 ℃ for 3h to obtain the surface-modified functional nano filler, and packaging for later use.
(3) The preparation of the organic silicon modified resin nano waterproof material comprises the following steps:
weighing 50.0 g of organic silicon modified resin emulsion, 15.0 g of functional nano filler subjected to surface modification treatment, 0.3 g of UV-531, 3.0 g of sodium metaphosphate, 1.6 g of polyether modified silicone oil and 1.0 g of ethylene glycol butyl ether in sequence, injecting into a high-speed mixer with the mixing speed of 5000r/min, and mixing for 50min to obtain the well-dispersed organic silicon modified resin nano waterproof material for buildings.
Example 2
The preparation method of the organosilicon modified resin nano waterproof material for the building comprises the following steps:
(1) Preparing organic silicon modified resin emulsion:
sequentially putting 60.0 g of vinyl silicone resin, 20.0 g of styrene, 10.0 g of acrylic acid, 2.0 g of potassium persulfate, 105.0 g of deionized water and 7.0 g of OP-10 into a three-neck flask, stirring and emulsifying at high speed for 40min in an ice-water bath, then heating to 80 ℃, preserving heat, stirring and reacting for 3.5h, cooling to room temperature, filtering, discharging, and thus obtaining the organic silicon modified resin emulsion.
(2) Surface modification treatment of the functional nano filler:
weighing 20.0 g of KH570 and 60.0 g of deionized water, pouring into a three-neck flask, placing on a constant-temperature magnetic stirrer at 65 ℃, stirring for reaction for 1.5h, then pouring into a big beaker, adding 20.0 g of nano TiO 2 Mixing the powder, 3.0 g of nano calcium carbonate powder and 2.0 g of nano silicon dioxide, uniformly stirring, placing the mixed solution on an ultrasonic dispersion instrument for ultrasonic dispersion for 1.0h, filtering the powder, drying at 80 ℃ for 3h to obtain the surface-modified functional nano filler, and packaging for later use.
(3) The preparation of the organic silicon modified resin nano waterproof material comprises the following steps:
60.0 g of organic silicon modified resin emulsion, 20.0 g of functional nano filler subjected to surface modification treatment, 0.5 g of UV-531, 4.0 g of sodium metaphosphate, 2.0 g of polyether modified silicone oil and 2.0 g of propylene glycol phenyl ether are sequentially weighed and injected into a high-speed stirrer with the stirring speed of 6000r/min, and the mixture is stirred for 60min, so that the well-dispersed organic silicon modified resin nano waterproof material for buildings can be obtained.
Example 3
(1) Preparing organic silicon modified resin emulsion:
40.0 g of vinyl silicone resin, 30.0 g of styrene, 20.0 g of acrylic acid, 3.0 g of ammonium persulfate, 90.0 g of deionized water, 5.0 g of OP-10 and 2.0 g of sodium dodecyl benzene sulfonate are sequentially put into a three-neck flask, stirred and emulsified at high speed in an ice water bath for 60min, then heated to 80 ℃, kept warm and stirred for reaction for 4.0h, cooled to room temperature, filtered and discharged, thus obtaining the organic silicon modified resin emulsion.
(2) Surface modification treatment of the functional nano filler:
weighing 10.0 g KH560, 15.0 g KH570 and 70.0 g deionized water, pouring into a three-necked flask, placing on a constant-temperature magnetic stirrer at 70 ℃, stirring for reaction for 3.0h, pouring into a big beaker, adding 25.0 g nano TiO 2 Mixing the powder, 5.0 g of nano calcium carbonate powder and 3.0 g of nano silicon dioxide, uniformly stirring, placing the mixed solution on an ultrasonic dispersion instrument for ultrasonic dispersion for 1.5h, filtering the powder, drying at 80 ℃ for 3h to obtain the surface-modified functional nano filler, and packaging for later use.
(3) The preparation of the organic silicon modified resin nano waterproof material comprises the following steps:
and (2) sequentially weighing 55.0 g of organic silicon modified resin emulsion, 20.0 g of surface modified functional nano filler, 0.4 g of UV-531, 3.0 g of sodium pyrophosphate, 2.5 g of polyether modified silicone oil and 2.0 g of dodecyl alcohol ester, injecting into a high-speed mixer with the mixing speed of 8000r/min, and mixing for 60min to obtain the well-dispersed organic silicon modified resin nano waterproof material for buildings.
Claims (8)
1. A preparation method of an organic silicon modified resin nano waterproof material for buildings is characterized by comprising the following steps:
(1) Taking vinyl silicone resin, styrene, acrylic acid or acrylate monomers as raw materials, adding an emulsifier and deionized water, and preparing an organic silicon modified resin emulsion under the action of an initiator;
(2) Weighing a proper amount of deionized water and a silane coupling agent, pouring the deionized water and the silane coupling agent into a three-neck flask, placing the three-neck flask on a constant-temperature magnetic stirrer, stirring and reacting for 1.5 to 3 hours, then pouring the three-neck flask into a big beaker, adding a certain amount of nano TiO 2 Uniformly stirring the mixed powder of the powder, the nano calcium carbonate powder and the nano silicon dioxide, placing the mixed solution on an ultrasonic dispersion instrument for ultrasonic dispersion for 0.5-3.0h, filtering the powder, drying the powder for 3h at 70-100 ℃ to obtain a surface modified functional nano filler, and packaging the functional nano filler for later use;
(3) Mixing a certain amount of organic silicon modified resin emulsion, surface modified functional nano filler, ultraviolet absorber, dispersant, defoamer and film forming additive, and fully stirring by a high-speed stirrer to obtain the well-dispersed organic silicon modified resin nano waterproof material for buildings.
2. The preparation method of the organosilicon modified resin nanometer waterproof material for building of claim 1, characterized in that, the acrylic acid or acrylic ester monomer is acrylic acid, methyl acrylate, ethyl acrylate, butyl acrylate or methyl methacrylate, or the mixture of two or more of the above monomers;
the emulsifier is OP-10, TX-10, NP-10, sodium dodecyl sulfate or sodium dodecyl benzene sulfonate; or a mixture of two or more of the above monomers;
the initiator is hydrogen peroxide or potassium persulfate.
3. The preparation method of the organosilicon modified resin nano waterproof material for buildings according to claim 1, wherein the dispersant is sodium metaphosphate, sodium hexametaphosphate, sodium tripolyphosphate or sodium pyrophosphate, or a mixture of two or more of the monomers;
the ultraviolet light absorber is 2-hydroxy-4-n-octoxy benzophenone;
the defoaming agent is polyether modified silicone oil series;
the film-forming assistant is dodecyl alcohol ester, benzyl alcohol, ethylene glycol, propylene glycol, hexylene glycol, ethylene glycol butyl ether, propylene glycol phenyl ether, dipropylene glycol monopropyl ether, dipropylene glycol monobutyl ether, tripropylene glycol n-butyl ether, or a mixture of two or more of the monomers.
4. The preparation method of the organosilicon modified resin nanometer waterproof material for building according to claim 1, characterized in that, the preparation process of the organosilicon modified resin emulsion is as follows: putting a certain amount of vinyl silicone resin, styrene, acrylic acid or acrylate monomer, initiator, deionized water and emulsifier into a three-neck flask, stirring and emulsifying at high speed in ice-water bath for 30-80min, then heating to 70-100 ℃, keeping the temperature, stirring and reacting for 3.0-5.0h, cooling to room temperature, filtering, and discharging to obtain the organic silicon modified resin emulsion.
5. The method for preparing the organosilicon modified resin nanometer waterproof material for buildings according to claim 1, characterized in that the silane coupling agent is KH-560, KH570, or a mixture of the above coupling agents.
6. The preparation method of the organosilicon modified resin nanometer waterproof material for building as claimed in claim 1, wherein the nanometer TiO is prepared by 2 The mass ratio of the powder to the nano calcium carbonate powder to the nano silicon dioxide powder is as follows: 100: (1.0-95): (1.0-90).
7. The method for preparing the organosilicon modified resin nanometer waterproof material for the building as claimed in claim 1, wherein the mass ratio of the organosilicon modified resin emulsion, the functional nanometer filler subjected to surface modification treatment, the ultraviolet light absorber, the dispersant, the defoamer and the film forming aid is 100 (0.001-60): 0.001-20): 0.001-50).
8. The preparation method of the organosilicon modified resin nanometer waterproof material for building according to claim 1, characterized in that the organosilicon modified resin emulsion, the functional nanometer filler with surface modification treatment, the ultraviolet absorber, the dispersant, the defoamer and the film forming auxiliary agent are stirred in a high-speed stirrer at a speed of 200-8000r/min for 0.5-3.0h.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05310857A (en) * | 1992-05-05 | 1993-11-22 | Showa Highpolymer Co Ltd | Water-based coating agent for water repellency treatment |
| JPH0834955A (en) * | 1994-07-22 | 1996-02-06 | Showa Highpolymer Co Ltd | Water-based water-repellent and waterproof coating agent |
| CN1441015A (en) * | 2003-03-26 | 2003-09-10 | 武汉理工大学 | Nano modified polymer-based roof waterproof paint and its production process |
| CN105199529A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Modified acrylic ester waterproof coating |
| CN105885595A (en) * | 2016-06-22 | 2016-08-24 | 江西省科学院应用化学研究所 | Preparation method of self-cleaning organoslicon modified acrylic resin heat-insulating reflective paint |
| CN111826049A (en) * | 2020-07-23 | 2020-10-27 | 马鞍山市金韩防水保温工程有限责任公司 | Waterproof heat-insulation coating for building exterior wall and preparation method thereof |
| CN111876041A (en) * | 2020-07-30 | 2020-11-03 | 马鞍山市金韩防水保温工程有限责任公司 | Antibacterial waterproof coating for building exterior wall and preparation method thereof |
| CN112457728A (en) * | 2020-11-30 | 2021-03-09 | 潍坊科技学院 | Nano waterproof material for building and preparation method thereof |
-
2022
- 2022-08-24 CN CN202211017600.XA patent/CN115160722A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05310857A (en) * | 1992-05-05 | 1993-11-22 | Showa Highpolymer Co Ltd | Water-based coating agent for water repellency treatment |
| JPH0834955A (en) * | 1994-07-22 | 1996-02-06 | Showa Highpolymer Co Ltd | Water-based water-repellent and waterproof coating agent |
| CN1441015A (en) * | 2003-03-26 | 2003-09-10 | 武汉理工大学 | Nano modified polymer-based roof waterproof paint and its production process |
| CN105199529A (en) * | 2015-10-30 | 2015-12-30 | 桂林市和鑫防水装饰材料有限公司 | Modified acrylic ester waterproof coating |
| CN105885595A (en) * | 2016-06-22 | 2016-08-24 | 江西省科学院应用化学研究所 | Preparation method of self-cleaning organoslicon modified acrylic resin heat-insulating reflective paint |
| CN111826049A (en) * | 2020-07-23 | 2020-10-27 | 马鞍山市金韩防水保温工程有限责任公司 | Waterproof heat-insulation coating for building exterior wall and preparation method thereof |
| CN111876041A (en) * | 2020-07-30 | 2020-11-03 | 马鞍山市金韩防水保温工程有限责任公司 | Antibacterial waterproof coating for building exterior wall and preparation method thereof |
| CN112457728A (en) * | 2020-11-30 | 2021-03-09 | 潍坊科技学院 | Nano waterproof material for building and preparation method thereof |
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