CN105176301A - Preparation method for self-cleaning nano-paint - Google Patents
Preparation method for self-cleaning nano-paint Download PDFInfo
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- CN105176301A CN105176301A CN201510539531.2A CN201510539531A CN105176301A CN 105176301 A CN105176301 A CN 105176301A CN 201510539531 A CN201510539531 A CN 201510539531A CN 105176301 A CN105176301 A CN 105176301A
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Abstract
The present invention relates to a preparation method for self-cleaning nano-paint, and belongs to the field of paint coatings. The preparation method provided by the invention mainly solves technical problems that with respect to the disadvantages that the paint is poor in pollution resistibility to greatly affect the appearance and durability of objects, and the cleaning process is complicated and the cost is high, the present invention provides a preparation method for self-cleaning nano-paint. The method comprises: adding auxiliary mixed solids such as processed dispersant, surfactant, nano-montmorillonite into deionized water; after adjusting the pH value, adding phthalic anhydride; after uniform mixing the mixture, adding the mixture into the prepared mill base. The nano-paint prepared by virtue of the method has better pollution resistibility than that of ordinary paint.
Description
Technical field
The present invention relates to a kind of preparation method with self-cleaning nona paint, belong to paint field.
Background technology
In recent years, along with the invention of nanotechnology and the development of application, nanotechnology has been incorporated into paint field by people, impels coating to update, and has started breakthrough new era for coating becomes real Green Product.The two thin mechanism of the lotus leaf utilizing nano material binary collaborative, lower surface tension, has high-strength sticking power, high and the flexible of hardness of paint film, excellent self-cleaning function, powerful anti-dust and the adhesive capacity of anti-foul, hydrophobicity is splendid, easily the performance of cleaning dirt.And nano paint again can wet coating, has broken the regulation of building coating requirement body of wall humidity below 10%, building trade is constructed and shortens the duration, improve effect, create high quality again, killing three birds with one stone.
Super hydrophobic surface has not wetting property, and water droplet can keep spherical on its surface and be very easy to tumble, and is cleared up away by the pollutents such as dust tumbling in process.Due to automatically cleaning characteristic, make it have potential using value in the field such as corrosion-resistant coating, drag reduction surface, therefore receive the extensive concern from industry member and scientific research circle scientific research personnel.Found by research, realize a surface super-hydrophobic demand fulfillment two conditions: 1. this surface has higher surfaceness; 2. this surface has lower surface free energy.According to these two conditions, scientific research personnel prepares the multiple coating with good super-hydrophobicity.
Summary of the invention
The technical problem that the present invention mainly solves: poor for paint durability against pollution, greatly have impact on the attractive in appearance of object and weather resistance and the complicated and drawback costly of cleaning course, provide a kind of preparation method with self-cleaning nona paint, the auxiliary agent blended solid such as dispersion agent, tensio-active agent, nano montmorillonite that the method is just handled well adds deionized water, adding after adjust ph after Tetra hydro Phthalic anhydride mixes joins in the mill base prepared, and the nano-paint that the method obtains has good durability against pollution than common paint.
In order to solve the problems of the technologies described above, the technical solution adopted in the present invention is:
Have a preparation method for self-cleaning nona paint, its concrete preparation process is:
(1) by mass percentage, choose the epoxy resin of 30 ~ 40% respectively, the pimelinketone of 15 ~ 20%, diacetone alcohol, the dimethylbenzene of 15 ~ 20%, the diphenylol propane formaldehyde resin of 20 ~ 25% of 15 ~ 20% join in material-compound tank, stir, then pigment is added, first add 100g Sudan red, then add 100g iron oxide pigment;
(2) the above-mentioned mill base liquid prepared is stirred, till mill base is evenly without dry powder, the mill base stirred is sent into three-roll grinder through filtering jar and disperses, and carry out circular grinding until carefully spend≤15 μm at sand milling tundish;
(3) respectively stearic acid 13 fat of the liquid detergent of the sodium oleate of 4g, 3g, 2g and the nano montmorillonite particle of 5g are added in 100 ~ 150mL sherwood oil and stir 30 ~ 50min, carry out ultrasonic disperse, ultrasonic power is ultrasonic power is 80 ~ 100W, ultrasonic time 30 ~ 50min, after being uniformly dispersed, sherwood oil is distilled, obtain blended solid;
(4) above-mentioned blended solid is added to the water, be 9 ~ 11 by the sodium hydrate regulator solution pH value of 0.8mol/L, then the Tetra hydro Phthalic anhydride adding 8 ~ 10g to it mixes, mixed solution is added in the mill base of above-mentioned steps (2), and stir after being warming up to 120 ~ 150 DEG C.
The preparation method of nano montmorillonite particle is:
(1) montmorillonite of 100 ~ 200g powdery is added reactor and be warming up to 70 ~ 80 DEG C, and by magnetic stirrer, receive at the octadecylamine hydrochloric acid of the process deionized water and 3 ~ 5g that add 100 ~ 150mL stirred, carry out centrifugation after the 5mol/L ethylene glycol washing for several times of 50mL, take out throw out;
(2) after temperature being increased to 85 ~ 90 DEG C, above-mentioned throw out is added after 100 ~ 150mL deionized water and 2 ~ 3g cetrimonium bromide be uniformly mixed, microwave 3 ~ 5min, the power of microwave is 1000W, afterwards the suspension liquid obtained is washed, carry out centrifugation for several times with the 5mol/L ethylene glycol solution washing of 50mL, put it into after being precipitated thing in the baking oven of 90 ~ 100 DEG C and dry;
(3) throw out of above-mentioned oven dry is added comminution by gas stream mill and carry out ultramicronising comminution by gas stream, the nano montmorillonite that particle diameter is 1 ~ 100nm can be obtained.
The invention has the beneficial effects as follows:
(1) preparation technology's uniqueness, excellent quality is painted;
(2) improve the resistant energy of paint;
(3) clean manpower and financial resources is saved.
Embodiment
By mass percentage, choose the epoxy resin of 30 ~ 40% respectively, the pimelinketone of 15 ~ 20%, diacetone alcohol, the dimethylbenzene of 15 ~ 20%, the diphenylol propane formaldehyde resin of 20 ~ 25% of 15 ~ 20% join in material-compound tank, stir, then pigment is added, first add 100g Sudan red, then add 100g iron oxide pigment; The mill base liquid prepared is stirred, till mill base is evenly without dry powder, the mill base stirred is sent into three-roll grinder through filtering jar and disperses, and carry out circular grinding until carefully spend≤15 μm at sand milling tundish; The nano montmorillonite particle being 1 ~ 100nm by stearic acid 13 fat of the liquid detergent of the sodium oleate of 4g, 3g, 2g and 5g particle diameter respectively adds stirring 30 ~ 50min in 100 ~ 150mL sherwood oil, carry out ultrasonic disperse, ultrasonic power is ultrasonic power is 80 ~ 100W, ultrasonic time 30 ~ 50min, after being uniformly dispersed, sherwood oil is distilled, obtain blended solid; Blended solid is added to the water, be 9 ~ 11 by the sodium hydrate regulator solution pH value of 0.8mol/L, the Tetra hydro Phthalic anhydride then adding 8 ~ 10g to it mixes, and adds in mill base by mixed solution, and stir after being warming up to 120 ~ 150 DEG C.
The preparation method of nano montmorillonite particle is:
(1) montmorillonite of 100 ~ 200g powdery is added reactor and be warming up to 70 ~ 80 DEG C, and by magnetic stirrer, receive at the octadecylamine hydrochloric acid of the process deionized water and 3 ~ 5g that add 100 ~ 150mL stirred, carry out centrifugation after the 5mol/L ethylene glycol washing for several times of 50mL, take out throw out;
(2) after temperature being increased to 85 ~ 90 DEG C, above-mentioned throw out is added after 100 ~ 150mL deionized water and 2 ~ 3g cetrimonium bromide be uniformly mixed, microwave 3 ~ 5min, the power of microwave is 1000W, afterwards the suspension liquid obtained is washed, carry out centrifugation for several times with the 5mol/L ethylene glycol solution washing of 50mL, put it into after being precipitated thing in the baking oven of 90 ~ 100 DEG C and dry;
(3) throw out of above-mentioned oven dry is added comminution by gas stream mill and carry out ultramicronising comminution by gas stream, the nano montmorillonite that particle diameter is 1 ~ 100nm can be obtained.
By mass percentage, choose the epoxy resin of 30% respectively, the pimelinketone of 15%, diacetone alcohol, the dimethylbenzene of 15%, the diphenylol propane formaldehyde resin of 25% of 15% join in material-compound tank successively, stir, then pigment is added, first add 100g Sudan red, then add 100g iron oxide pigment; The mill base liquid prepared is stirred, till mill base is evenly without dry powder, the mill base stirred is sent into three-roll grinder through filtering jar and disperses, and carry out circular grinding until carefully spend≤15 μm at sand milling tundish; Respectively stearic acid 13 fat of the liquid detergent of the sodium oleate of 4g, 3g, 2g and 5g nano montmorillonite particle are added in 100mL sherwood oil and stir 30min, carry out ultrasonic disperse, ultrasonic power is ultrasonic power is 80W, ultrasonic time 30min, after being uniformly dispersed, sherwood oil is distilled, obtain blended solid; Be added to the water by blended solid, be 9 by the sodium hydrate regulator solution pH value of 0.8mol/L, the Tetra hydro Phthalic anhydride then adding 8g to it mixes, and is added in mill base by mixed solution, and stirs after being warming up to 120 DEG C.
The preparation method of nano montmorillonite particle is:
The montmorillonite of 100g powdery is added reactor and is warming up to 70 DEG C, and by magnetic stirrer, receive at the octadecylamine hydrochloric acid of the process deionized water and 3g that add 100mL stirred, carry out centrifugation after the 5mol/L ethylene glycol washing for several times of 50mL, take out throw out; After temperature being increased to 85 DEG C, above-mentioned throw out is added after 100mL deionized water and 2g cetrimonium bromide be uniformly mixed, microwave 3min, the power of microwave is 1000W, afterwards the suspension liquid obtained is washed, carry out centrifugation for several times with the 5mol/L ethylene glycol solution washing of 50mL, put it into after being precipitated thing in the baking oven of 90 DEG C and dry; The throw out of above-mentioned oven dry is added comminution by gas stream mill and carry out ultramicronising comminution by gas stream, the nano montmorillonite that particle diameter is 1 ~ 100nm can be obtained.
Painting technology prepared by the method is unique, excellent quality, not only increases the resistant energy of paint, also saves clean manpower and financial resources.
By mass percentage, choose the epoxy resin of 35% respectively, the pimelinketone of 14%, diacetone alcohol, the dimethylbenzene of 14%, the diphenylol propane formaldehyde resin of 23% of 14% join in material-compound tank successively, stir, after add pigment, first add 100g Sudan red, then add 100g iron oxide pigment; The mill base liquid prepared is stirred, till mill base is evenly without dry powder, the mill base stirred is sent into three-roll grinder through filtering jar and disperses, and carry out circular grinding until carefully spend≤15 μm at sand milling tundish; Respectively stearic acid 13 fat of the liquid detergent of the sodium oleate of 4g, 3g, 2g and 5g nano montmorillonite particle are added in 120mL sherwood oil and stir 40min, carry out ultrasonic disperse, ultrasonic power is ultrasonic power is 90W, ultrasonic time 40min, after being uniformly dispersed, sherwood oil is distilled, obtain blended solid; Be added to the water by blended solid, be 10 by the sodium hydrate regulator solution pH value of 0.8mol/L, the Tetra hydro Phthalic anhydride then adding 9g to it mixes, and is added in mill base by mixed solution, and stirs after being warming up to 130 DEG C.
The preparation method of nano montmorillonite particle is:
The montmorillonite of 150g powdery is added reactor and is warming up to 75 DEG C, and by magnetic stirrer, receive at the octadecylamine hydrochloric acid of the process deionized water and 4g that add 120mL stirred, carry out centrifugation after the 5mol/L ethylene glycol washing for several times of 50mL, take out throw out; After temperature being increased to 88 DEG C, above-mentioned throw out is added after 130mL deionized water and 2.5g cetrimonium bromide be uniformly mixed, microwave 4min, the power of microwave is 1000W, afterwards the suspension liquid obtained is washed, carry out centrifugation for several times with the 5mol/L ethylene glycol solution washing of 50mL, put it into after being precipitated thing in the baking oven of 95 DEG C and dry; The throw out of oven dry is added comminution by gas stream mill and carry out ultramicronising comminution by gas stream, the nano montmorillonite that particle diameter is 1 ~ 100nm can be obtained.
Painting technology prepared by the method is unique, excellent quality, not only increases the resistant energy of paint, also saves clean manpower and financial resources.
By mass percentage, choose the epoxy resin of 40% respectively, the pimelinketone of 13%, diacetone alcohol, the dimethylbenzene of 13%, the diphenylol propane formaldehyde resin of 21% of 13% join in material-compound tank successively, stir, then pigment is added, first add 100g Sudan red, then add 100g iron oxide pigment; The mill base liquid prepared is stirred, till mill base is evenly without dry powder, the mill base stirred is sent into three-roll grinder through filtering jar and disperses, and carry out circular grinding until carefully spend≤15 μm at sand milling tundish; Respectively stearic acid 13 fat of the liquid detergent of the sodium oleate of 4g, 3g, 2g and the nano montmorillonite particle of 5g are added in 150mL sherwood oil and stir 50min, carry out ultrasonic disperse, ultrasonic power is ultrasonic power is 100W, ultrasonic time 50min, after being uniformly dispersed, sherwood oil is distilled, obtain blended solid; Be added to the water by blended solid, be 11 by the sodium hydrate regulator solution pH value of 0.8mol/L, the Tetra hydro Phthalic anhydride then adding 10g to it mixes, and is added in mill base by mixed solution, and stirs after being warming up to 150 DEG C.
The preparation method of nano montmorillonite particle is:
The montmorillonite of 200g powdery is added reactor and is warming up to 80 DEG C, and by magnetic stirrer, receive at the octadecylamine hydrochloric acid of the process deionized water and 5g that add 150mL stirred, carry out centrifugation after the 5mol/L ethylene glycol washing for several times of 50mL, take out throw out; After temperature being increased to 90 DEG C, above-mentioned throw out is added after 150mL deionized water and 3g cetrimonium bromide be uniformly mixed, microwave 5min, the power of microwave is 1000W, afterwards the suspension liquid obtained is washed, carry out centrifugation for several times with the 5mol/L ethylene glycol solution washing of 50mL, put it into after being precipitated thing in the baking oven of 100 DEG C and dry; The throw out of above-mentioned oven dry is added comminution by gas stream mill and carry out ultramicronising comminution by gas stream, the nano montmorillonite that particle diameter is 1 ~ 100nm can be obtained.
Painting technology prepared by the method is unique, excellent quality, not only increases the resistant energy of paint, also saves clean manpower and financial resources.
Claims (2)
1. have a preparation method for self-cleaning nona paint, its concrete preparation process is:
(1) by mass percentage, choose the epoxy resin of 30 ~ 40% respectively, the pimelinketone of 15 ~ 20%, diacetone alcohol, the dimethylbenzene of 15 ~ 20%, the diphenylol propane formaldehyde resin of 20 ~ 25% of 15 ~ 20% join in material-compound tank, stir, then pigment is added, first add 100g Sudan red, then add 100g iron oxide pigment;
(2) the above-mentioned mill base liquid prepared is stirred, till mill base is evenly without dry powder, the mill base stirred is sent into three-roll grinder through filtering jar and disperses, and carry out circular grinding until carefully spend≤15 μm at sand milling tundish;
(3) respectively stearic acid 13 fat of the liquid detergent of the sodium oleate of 4g, 3g, 2g and the nano montmorillonite particle of 5g are added in 100 ~ 150mL sherwood oil and stir 30 ~ 50min, carry out ultrasonic disperse, ultrasonic power is ultrasonic power is 80 ~ 100W, ultrasonic time 30 ~ 50min, after being uniformly dispersed, sherwood oil is distilled, obtain blended solid;
(4) above-mentioned blended solid is added to the water, be 9 ~ 11 by the sodium hydrate regulator solution pH value of 0.8mol/L, then the Tetra hydro Phthalic anhydride adding 8 ~ 10g to it mixes, mixed solution is added in the mill base of above-mentioned steps (2), and stir after being warming up to 120 ~ 150 DEG C.
2. a kind of preparation method with self-cleaning nona paint according to claim 1, is characterized in that the preparation method of described nano montmorillonite particle is:
(1) montmorillonite of 100 ~ 200g powdery is added reactor and be warming up to 70 ~ 80 DEG C, and by magnetic stirrer, receive at the octadecylamine hydrochloric acid of the process deionized water and 3 ~ 5g that add 100 ~ 150mL stirred, carry out centrifugation after the 5mol/L ethylene glycol washing for several times of 50mL, take out throw out;
(2) after temperature being increased to 85 ~ 90 DEG C, above-mentioned throw out is added after 100 ~ 150mL deionized water and 2 ~ 3g cetrimonium bromide be uniformly mixed, microwave 3 ~ 5min, the power of microwave is 1000W, afterwards the suspension liquid obtained is washed, carry out centrifugation for several times with the 5mol/L ethylene glycol solution washing of 50mL, put it into after being precipitated thing in the baking oven of 90 ~ 100 DEG C and dry;
(3) throw out of above-mentioned oven dry is added comminution by gas stream mill and carry out ultramicronising comminution by gas stream, the nano montmorillonite that particle diameter is 1 ~ 100nm can be obtained.
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| CN201510539531.2A CN105176301A (en) | 2015-08-30 | 2015-08-30 | Preparation method for self-cleaning nano-paint |
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| CN201510539531.2A CN105176301A (en) | 2015-08-30 | 2015-08-30 | Preparation method for self-cleaning nano-paint |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107141965A (en) * | 2017-06-24 | 2017-09-08 | 张强 | A kind of varnish |
| CN111484789A (en) * | 2020-04-24 | 2020-08-04 | 东莞市益典实业有限公司 | Epoxy resin self-flowing floating colored sand wood-colored floor paint |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1827706A (en) * | 2006-02-05 | 2006-09-06 | 紫金矿业集团股份有限公司 | Process for preparing nano montmorillonite |
| CN102807802A (en) * | 2012-08-28 | 2012-12-05 | 山东交通学院 | Super-hydrophobic surface coating material and preparation method thereof |
| WO2013042052A1 (en) * | 2011-09-19 | 2013-03-28 | Corinne Jean Greyling | Superhydrophobic coatings and methods of preparation |
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2015
- 2015-08-30 CN CN201510539531.2A patent/CN105176301A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1827706A (en) * | 2006-02-05 | 2006-09-06 | 紫金矿业集团股份有限公司 | Process for preparing nano montmorillonite |
| WO2013042052A1 (en) * | 2011-09-19 | 2013-03-28 | Corinne Jean Greyling | Superhydrophobic coatings and methods of preparation |
| CN102807802A (en) * | 2012-08-28 | 2012-12-05 | 山东交通学院 | Super-hydrophobic surface coating material and preparation method thereof |
Non-Patent Citations (2)
| Title |
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| 贾荣勋: ""酚醛改性环氧树脂的应用"", 《四川化工》 * |
| 钱苗根: "《现代表面工程》", 30 September 2012, 上海交通大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107141965A (en) * | 2017-06-24 | 2017-09-08 | 张强 | A kind of varnish |
| CN111484789A (en) * | 2020-04-24 | 2020-08-04 | 东莞市益典实业有限公司 | Epoxy resin self-flowing floating colored sand wood-colored floor paint |
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Application publication date: 20151223 |