CN104140696A - Nanometer hollow sphere thermally-insulating coating and preparing method thereof - Google Patents
Nanometer hollow sphere thermally-insulating coating and preparing method thereof Download PDFInfo
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- CN104140696A CN104140696A CN201310160868.3A CN201310160868A CN104140696A CN 104140696 A CN104140696 A CN 104140696A CN 201310160868 A CN201310160868 A CN 201310160868A CN 104140696 A CN104140696 A CN 104140696A
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Abstract
Nanometer hollow sphere thermally-insulating coating is provided. Raw materials of the coating comprise following components by mass: 25-60% of modified acrylic resin, 35-50% of nanometer hollow sphere particles, 1-5% of a curing initiator, 0-5% of an antioxidant, 0-5% of a thixotropic agent and 0-5% of a storage stabilizer. The coating has characteristics of high shearing strength after curing, high curing speed, thermal insulation performance and convenient construction operation. A preparing method of the coating is also provided. The method includes preparing a first mixture, preparing a second mixture, performing vacuum defoaming, and the like and is simple in process.
Description
Technical field
The invention discloses a kind of nano-hollow ball thermal insulation coatings and preparation method thereof.
Background technology
Buildings heat-insulation and heat-preservation is save energy, improve living environment and use an importance of function.Proportion is generally 30～40% in the whole energy consumption of the mankind for building energy consumption, and the overwhelming majority is the energy consumption of heating and air-conditioning, therefore building energy conservation is significant.The application of heat preserving and insulating material in buildings is extremely important.Heat preserving and insulating material claims again thermal insulation material, refers to material or the composite body hot-fluid to remarkable resistance.Thermal conductivity is generally less than 0.174W/ (mk), and apparent density should be less than 1000kg/m
3, the kind of heat preserving and insulating material is a lot.Can classify according to material and form: by material classification, have: inorganic thermal insulation material, organic thermal insulation materials and metal heat insulation material; By typoiogical classification, have: fiber, shape micropore shape, air bubble-shaped, stratiform etc.Heat preserving and insulating material just protects integrated future development outward towards efficient, energy-conservation, thin layer, heat insulation, waterproof, at Development of Novel heat preserving and insulating material and meet structural thermal insulation power-saving technology simultaneously, more emphasize to use targetedly heat-insulation material, by standard specifications design and construction, make great efforts improve insulating efficiency and reduce costs.
Heat insulating class coating of the prior art still can not take into account thermal and insulating performance and constructing operation is convenient, can apply again rear long-term maintenance coating quality stable simultaneously.
Summary of the invention
The invention provides a kind of nano-hollow ball thermal insulation coatings, can take into account preferably thermal and insulating performance and constructing operation convenient.
In order to reach above technique effect, technical scheme of the present invention is as follows:
A nano-hollow ball thermal insulation coatings, raw material is calculated in mass percent and comprises following component:
Acrylic resin modified 25～60%;
Nano-hollow ball particle 35～50%;
Curing initiator 1～5%;
Oxidation inhibitor 0～5%;
Thixotropic agent 0～5%;
Storage stabilizing agent 0～5%.
Preferably, raw material is calculated in mass percent and comprises following component:
Acrylic resin modified 30%;
Heat conduction particle 48%;
Curing initiator 5%;
Oxidation inhibitor 1%;
Thixotropic agent 3%;
Storage stabilizing agent 3%.
Preferably, described acrylic resin modified be one or more in hydroxyethyl methylacrylate, Rocryl 410,1,3 butylene glycol dimethacrylate, polyoxyethylene glycol (200) dimethacrylate, polyoxyethylene glycol (400) dimethacrylate, THFMA, vinylformic acid tetrahydrofuran ester and isobornyl methacrylate.
Preferably, described nano-hollow ball particle be particle size range be 0.5～50um hollow alumina particle, zinc oxide particle, aluminum nitride particle, boron nitride particles, beryllium oxide particle or graphite particle in one or more.
Preferably, described curing initiator is one or more in benzoyl peroxide, the benzoyl peroxide tert-butyl ester, benzoyl peroxide tert-pentyl ester, peroxidation 2-ethylhexyl tert-butyl acrylate, peroxidation tert-butyl acetate, hydrogen phosphide cumene, tert-butyl peroxide, dicumyl peroxide.
Preferably, described oxidation inhibitor is 2,2 '-methylene radical-bis--(4-methyl, 6-tert.-butyl phenol), β-(3,5-di-tert-butyl-hydroxy phenyl) one or more in the positive octadecanol ester of propionic acid (antioxidant 1076), four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester (antioxidant 1010).
Preferably, described thixotropic agent be that polyethylene, polypropylene are cured, one or more in gas-phase silicon R720, gas-phase silicon R805, gas-phase silicon R202.
Preferably, described storage stabilizing agent is one or more in Resorcinol, Tert. Butyl Hydroquinone, 2,6 ditertiary butyl p cresol, para benzoquinone.
Apply technical scheme of the present invention, there is following technique effect:
(1) nano-hollow ball thermal insulation coatings of the present invention is compared with existing thermal insulation coatings, can be applicable to polar substrates surface, such as metal, pottery and glass etc., and the shearing resistance after solidifying is high, and curing speed is fast.
(2) nano-hollow ball thermal insulation coatings of the present invention, on the one hand, curing speed is fast, shearing resistance is high; On the other hand, improper or stir and inhomogeneously cause solidifying not exclusively or even risk that cannot be curing without proportioning, nano-hollow ball thermal insulation coatings and curing catalyst are without being uniformly mixed simultaneously, saved and stirred this operation, save time cost, and prevented from introducing in whipping process the hidden danger of quality of other impurity; Take into account preferably thermal and insulating performance and constructing operation convenient.
(3) nano-hollow ball thermal insulation coatings of the present invention, not containing any volatile solvent, is the outstanding environmentally friendly machine of performance.The preparation method who the invention also discloses a kind of nano-hollow ball thermal insulation coatings, comprises the following steps:
(1) proportionally add whipping device to stir acrylic resin modified, nano-hollow ball particle, oxidation inhibitor and thixotropic agent, obtain the first mixture;
(2) the first mixture is ground to the continuous paste of Uniform Flow;
(3) by adding curing initiator and storage stabilizing agent in the paste in (2), stirring, obtain the second mixture;
(4) the second mixture is carried out to the processing of vacuum de-soak, obtain nano-hollow ball thermal insulation coatings product.
Preferably, the whipping device in described step (1) is stirring tank, and churning time is 60min; In described step (2), be ground to through three-roll grinder grind 5 times continuous to Uniform Flow; In described step (3), vacuum de-soak is treated to while stirring and vacuumizes, and degassed 15min, stirs and there is no bubble.
The inventive method processing step is simple, and the product of gained has the feature that shearing resistance is high and curing speed is fast after solidifying, and has taken into account thermal and insulating performance and constructing operation convenient.
Embodiment
Below in conjunction with specific embodiment, describe technical scheme of the present invention in detail, in this illustrative examples of the present invention and explanation, be used for explaining technical scheme of the present invention, but not as a limitation of the invention.
A nano-hollow ball thermal insulation coatings, raw material is calculated in mass percent and comprises following component:
Acrylic resin modified 30%;
Nano-hollow ball particle 48%;
Curing initiator 5%;
Oxidation inhibitor 1%;
Thixotropic agent 3%;
Storage stabilizing agent 3%;
Described acrylic resin modified be THFMA, described heat conduction particle is that particle size range is the aluminium oxide particles of 3～5um, described curing initiator is the benzoyl peroxide tert-butyl ester, described oxidation inhibitor is 2,2 '-methylene radical-bis--(4-methyl, 6-tert.-butyl phenol), described thixotropic agent is gas-phase silicon R720, described storage stabilizing agent is 2,6 ditertiary butyl p cresol.
The preparation method of nano-hollow ball thermal insulation coatings of the present invention is as follows:
Step 1: proportionally acrylic resin modified, nano-hollow ball particle, oxidation inhibitor and thixotropic agent are added in stirring tank and stir 60min, it is reached and stir, obtain the first mixture;
Step 2: the first mixture is poured in three-roll grinder and ground 3 times until the first mixture becomes the continuous paste of complete Uniform Flow;
Step 3: the paste in step 2 is poured in double-planet stirring tank and stirred, add curing initiator and storage stabilizing agent, stir and obtain the second mixture;
Step 4: the second mixture is carried out to the processing of vacuum de-soak, vacuumize while stirring, degassed 15min, stirs and there is no bubble, obtains nano-hollow ball thermal insulation coatings product of the present invention.
Apply technical scheme of the present invention, there is following technique effect:
(1) nano-hollow ball thermal insulation coatings of the present invention is compared with existing thermal insulation coatings, can be applicable to polar substrates surface, such as metal, pottery and glass etc., and the shearing resistance after solidifying is high, and curing speed is fast.
(2) nano-hollow ball thermal insulation coatings of the present invention, on the one hand, curing speed is fast, shearing resistance is high; On the other hand, improper or stir and inhomogeneously cause solidifying not exclusively or even risk that cannot be curing without proportioning, nano-hollow ball thermal insulation coatings and curing catalyst are without being uniformly mixed simultaneously, saved and stirred this operation, save time cost, and prevented from introducing in whipping process the hidden danger of quality of other impurity; Take into account preferably thermal and insulating performance and constructing operation convenient.
(3) nano-hollow ball thermal insulation coatings of the present invention, not containing any volatile solvent, is the outstanding environmentally friendly machine of performance.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a nano-hollow ball thermal insulation coatings, is characterized in that: raw material is calculated in mass percent and comprises following component:
Acrylic resin modified 25～60%;
Nano-hollow ball particle 35～50%;
Curing initiator 1～5%;
Oxidation inhibitor 0～5%;
Thixotropic agent 0～5%;
Storage stabilizing agent 0～5%.
2. a kind of nano-hollow ball thermal insulation coatings according to claim 1, is characterized in that: raw material is calculated in mass percent and comprises following component:
Acrylic resin modified 30%;
Nano-hollow ball particle 48%;
Curing initiator 5%;
Oxidation inhibitor 1%;
Thixotropic agent 3%;
Storage stabilizing agent 3%.
3. a kind of nano-hollow ball thermal insulation coatings according to claim 1 and 2, it is characterized in that: described acrylic resin modified one or more in hydroxyethyl methylacrylate, Rocryl 410,1,3 butylene glycol dimethacrylate, polyoxyethylene glycol (200) dimethacrylate, polyoxyethylene glycol (400) dimethacrylate, THFMA, vinylformic acid tetrahydrofuran ester and isobornyl methacrylate.
4. a kind of nano-hollow ball thermal insulation coatings according to claim 1 and 2, is characterized in that: described nano-hollow ball particle be particle size range be 0.5～50um hollow alumina particle, zinc oxide particle, aluminum nitride particle, boron nitride particles, beryllium oxide particle or graphite particle in one or more.
5. a kind of nano-hollow ball thermal insulation coatings according to claim 1 and 2, is characterized in that: described curing initiator is one or more in benzoyl peroxide, the benzoyl peroxide tert-butyl ester, benzoyl peroxide tert-pentyl ester, peroxidation 2-ethylhexyl tert-butyl acrylate, peroxidation tert-butyl acetate, hydrogen phosphide cumene, tert-butyl peroxide, dicumyl peroxide.
6. a kind of nano-hollow ball thermal insulation coatings according to claim 1 and 2, it is characterized in that: described oxidation inhibitor is 2,2 '-methylene radical-bis--(4-methyl, 6-tert.-butyl phenol), β-(3,5-di-tert-butyl-hydroxy phenyl) one or more in the positive octadecanol ester of propionic acid (antioxidant 1076), four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester (antioxidant 1010).
7. a kind of nano-hollow ball thermal insulation coatings according to claim 1 and 2, is characterized in that: described thixotropic agent is that polyethylene, polypropylene are cured, one or more in gas-phase silicon R720, gas-phase silicon R805, gas-phase silicon R202.
8. a kind of nano-hollow ball thermal insulation coatings according to claim 1 and 2, is characterized in that: described storage stabilizing agent is one or more in Resorcinol, Tert. Butyl Hydroquinone, 2,6 ditertiary butyl p cresol, para benzoquinone.
9. an a kind of preparation method of nano-hollow ball thermal insulation coatings as described in claim 1-8 any one, is characterized in that: comprise the following steps:
(1) proportionally add whipping device to stir acrylic resin modified, nano-hollow ball particle, oxidation inhibitor and thixotropic agent, obtain the first mixture;
(2) the first mixture is ground to the continuous paste of Uniform Flow;
(3) by adding curing initiator and storage stabilizing agent in the paste in (2), stirring, obtain the second mixture;
(4) the second mixture is carried out to the processing of vacuum de-soak, obtain nano-hollow ball thermal insulation coatings product.
10. a kind of preparation method of nano-hollow ball thermal insulation coatings according to claim 9, is characterized in that: the whipping device in described step (1) is stirring tank, and churning time is 60min; In described step (2), be ground to through three-roll grinder grind 5 times continuous to Uniform Flow; In described step (3), vacuum de-soak is treated to while stirring and vacuumizes, and degassed 15min, stirs and there is no bubble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310160868.3A CN104140696A (en) | 2013-05-06 | 2013-05-06 | Nanometer hollow sphere thermally-insulating coating and preparing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310160868.3A CN104140696A (en) | 2013-05-06 | 2013-05-06 | Nanometer hollow sphere thermally-insulating coating and preparing method thereof |
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| CN201310160868.3A Pending CN104140696A (en) | 2013-05-06 | 2013-05-06 | Nanometer hollow sphere thermally-insulating coating and preparing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106634514A (en) * | 2016-12-22 | 2017-05-10 | 西北工业大学 | Preparation method of hollow aluminum oxide ceramic microsphere modified polyurethane coating |
| CN111019499A (en) * | 2019-11-02 | 2020-04-17 | 上海弘吉印刷科技有限公司 | Method for manufacturing thermal transfer printing coating material |
-
2013
- 2013-05-06 CN CN201310160868.3A patent/CN104140696A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106634514A (en) * | 2016-12-22 | 2017-05-10 | 西北工业大学 | Preparation method of hollow aluminum oxide ceramic microsphere modified polyurethane coating |
| CN111019499A (en) * | 2019-11-02 | 2020-04-17 | 上海弘吉印刷科技有限公司 | Method for manufacturing thermal transfer printing coating material |
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Application publication date: 20141112 |