CN103709797A - Inorganic overcoat resin and preparation method thereof - Google Patents
Inorganic overcoat resin and preparation method thereof Download PDFInfo
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- CN103709797A CN103709797A CN201310739784.5A CN201310739784A CN103709797A CN 103709797 A CN103709797 A CN 103709797A CN 201310739784 A CN201310739784 A CN 201310739784A CN 103709797 A CN103709797 A CN 103709797A
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Abstract
The invention discloses an inorganic overcoat resin which comprises an inorganic nano material having a solid content of 42-46%, wherein the inorganic nano material is synthesized through a sol-gel method process from the following components in parts by weight: 1-30 parts of ethyl orthosilicate, 1-10 parts of methyltrimethoxy silane, 1-50 parts of mixture of silicon dioxide, aluminum oxide, titanium dioxide and zirconium dioxide and 1-50 parts of water-alcohol mixture; the weight ratio of the silicon dioxide, aluminum oxide, titanium dioxide and zirconium dioxide in the mixture thereof is 50:20:20:10; and the water-alcohol weight ratio of the water-alcohol mixture is 65:35. According to the invention, the inorganic overcoat resin is prepared from the pure inorganic nano material, and the service life can be kept at 15 years or above; and the composition adopts a methyl introduction manner, so that the overcoat has hydrophobic/oleophobic properties, thus ensuring that self cleaning of a decorative layer can be realized by rainfall.
Description
Technical field
The present invention relates to finishing paint/overcoating resin technology field, relate in particular to a kind of inorganic overcoating resin and preparation method thereof.
Background technology
The finishing paint adopting in existing market generally adopts acrylic resin, but there is larger deficiency in acrylic resin aspect weathering resistance and resistance to staining, adopt vinylformic acid finishing paint can guarantee at present about 5 years work-ing life, continuous deterioration along with environment, airborne pollution and artifact pollution are more and more serious, and acrylic resin cover can not reach the resistance to function staining substantially.
Summary of the invention
Goal of the invention of the present invention is to solve the problems of the technologies described above, and provides a kind of inorganic nano material that adopts to form, have inorganic overcoating resin of overlength weather resistance and resistance to staining property and preparation method thereof.
In order to realize foregoing invention object, the technical solution used in the present invention is:
An inorganic overcoating resin, comprises the inorganic nano material of solid content 42%-46%;
Described inorganic nano material is synthesized by sol-gel method craft by following parts by weight of component:
Tetraethoxy 1-30 part;
Methyltrimethoxy silane 1-10 part;
Mixture 1-50 part of silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide;
Water-alcohol mixture 1-50 part;
The mixture of described silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide is silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of weight ratio 50:20:20:10;
Described water-alcohol mixture is water and the alcohol of weight ratio 65:35.
Wherein, described inorganic nano material is synthesized by sol-gel method craft by following parts by weight of component:
Tetraethoxy 10-30 part;
Methyltrimethoxy silane 5-10 part;
Mixture 20-50 part of silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide;
Water-alcohol mixture 20-50 part.
Wherein, described inorganic nano material is synthesized by sol-gel method craft by following parts by weight of component:
20 parts of tetraethoxys;
8 parts of methyltrimethoxy silanes;
40 parts, the mixture of silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide;
40 parts of water-alcohol mixtures.
In order to realize foregoing invention object, another technical scheme that the present invention adopts is:
A preparation method for inorganic overcoating resin, is characterized in that, comprises the following steps:
1) tetraethoxy of 1-30 weight part is added in the water-alcohol mixture of 1-50 weight part, described water-alcohol mixture is water and the alcohol of weight ratio 65:35,70 ℃ of water-bath 60min;
2) continue to add the methyl trimethoxy oxygen radical siloxane of 1-10 weight part, 70 ℃ of water-bath 60min;
3) continue to add the mixture of silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of 1-50 weight part, the mixture of described silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide is silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of weight ratio 50:20:20:10,70 ℃ of water-bath 60min.
Wherein, be specially and comprise the following steps:
1) tetraethoxy of 20 weight parts is added in the water-alcohol mixture of 40 weight parts to 70 ℃ of water-bath 60min;
2) continue to add the methyl trimethoxy oxygen radical siloxane of 8 weight parts, 70 ℃ of water-bath 60min;
3) continue to add the mixture of silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of 40 weight parts, 70 ℃ of water-bath 60min.
Beneficial effect of the present invention is: silicon-dioxide, aluminium sesquioxide, titanium dioxide, zirconium dioxide are hydrolyzed to the inorganic materials with four hydroxyls under acidic conditions, can the webbed inorganic film of shape in fixed line process, there is excellent ageing-resistant performance.Methyl trimethoxy oxygen radical siloxane, owing to having 3 methyl, has good hydrophobic performance after rete forms.Tetraethoxy forms reticulated structure under the condition of hydrolysis, mainly as becoming membrane matrix to exist.The excellent performances such as the final rete forming has high rigidity, high temperature resistant, corrosion-resistant, resistance toly stains, weathering resistance, wear resistance, insulativity, non-viscosity.The present invention adopts pure inorganic nano material preparation, can remain on work-ing life more than 15 years, has adopted the mode of introducing methyl in formula, and cover has hydrophobic oleophobic performance, can utilize precipitation to carry out self-stip to ornament layer.
Embodiment
By describing technology contents of the present invention, structural attitude in detail, being realized object and effect, below in conjunction with embodiment, be explained in detail.
The inorganic overcoating resin of the present invention, comprises the inorganic nano material of solid content 42%-46%; Described inorganic nano material is synthesized by sol-gel method craft by following parts by weight of component: tetraethoxy 1-30 part; Methyltrimethoxy silane 1-10 part; Mixture 1-50 part of silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide; Water-alcohol mixture 1-50 part; The mixture of described silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide is silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of weight ratio 50:20:20:10; Described water-alcohol mixture is water and the alcohol of weight ratio 65:35.Concrete preparation method is with reference to following examples.
Embodiment 1
1) tetraethoxy of 20 weight parts is added in the water-alcohol mixture of 40 weight parts, described water-alcohol mixture is water and the alcohol of weight ratio 65:35,70 ℃ of water-bath 60min;
2) continue to add the methyl trimethoxy oxygen radical siloxane of 8 weight parts, 70 ℃ of water-bath 60min;
3) continue to add the mixture of silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of 40 weight parts, the mixture of described silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide is silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of weight ratio 50:20:20:10,70 ℃ of water-bath 60min.
Embodiment 2
1) tetraethoxy of 30 weight parts is added in the water-alcohol mixture of 50 weight parts, described water-alcohol mixture is water and the alcohol of weight ratio 65:35,70 ℃ of water-bath 60min;
2) continue to add the methyl trimethoxy oxygen radical siloxane of 10 weight parts, 70 ℃ of water-bath 60min;
3) continue to add the mixture of silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of 50 weight parts, the mixture of described silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide is silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of weight ratio 50:20:20:10,70 ℃ of water-bath 60min.
By detecting, can obtain:
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification sheets of the present invention to do, or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (5)
1. an inorganic overcoating resin, is characterized in that, comprises the inorganic nano material of solid content 42%-46%;
Described inorganic nano material is synthesized by sol-gel method craft by following parts by weight of component:
Tetraethoxy 1-30 part;
Methyltrimethoxy silane 1-10 part;
Mixture 1-50 part of silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide;
Water-alcohol mixture 1-50 part;
The mixture of described silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide is silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of weight ratio 50:20:20:10;
Described water-alcohol mixture is water and the alcohol of weight ratio 65:35.
2. inorganic overcoating resin according to claim 1, is characterized in that, described inorganic nano material is synthesized by sol-gel method craft by following parts by weight of component:
Tetraethoxy 10-30 part;
Methyltrimethoxy silane 5-10 part;
Mixture 20-50 part of silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide;
Water-alcohol mixture 20-50 part.
3. inorganic overcoating resin according to claim 1, is characterized in that, described inorganic nano material is synthesized by sol-gel method craft by following parts by weight of component:
20 parts of tetraethoxys;
8 parts of methyltrimethoxy silanes;
40 parts, the mixture of silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide;
40 parts of water-alcohol mixtures.
4. a preparation method for inorganic overcoating resin, is characterized in that, comprises the following steps:
1) tetraethoxy of 1-30 weight part is added in the water-alcohol mixture of 1-50 weight part, described water-alcohol mixture is water and the alcohol of weight ratio 65:35,70 ℃ of water-bath 60min;
2) continue to add the methyl trimethoxy oxygen radical siloxane of 1-10 weight part, 70 ℃ of water-bath 60min;
3) continue to add the mixture of silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of 1-50 weight part, the mixture of described silicon-dioxide, aluminium sesquioxide, titanium dioxide and zirconium dioxide is silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of weight ratio 50:20:20:10,70 ℃ of water-bath 60min.
5. the preparation method of inorganic overcoating resin according to claim 4, is characterized in that, comprises the following steps:
1) tetraethoxy of 20 weight parts is added in the water-alcohol mixture of 40 weight parts to 70 ℃ of water-bath 60min;
2) continue to add the methyl trimethoxy oxygen radical siloxane of 8 weight parts, 70 ℃ of water-bath 60min;
3) continue to add the mixture of silicon-dioxide, aluminium sesquioxide, titanium dioxide and the zirconium dioxide of 40 weight parts, 70 ℃ of water-bath 60min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310739784.5A CN103709797B (en) | 2013-12-27 | 2013-12-27 | A kind of Inorganic overcoat resin and preparation method thereof |
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| CN201310739784.5A CN103709797B (en) | 2013-12-27 | 2013-12-27 | A kind of Inorganic overcoat resin and preparation method thereof |
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| CN103709797B CN103709797B (en) | 2016-01-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715003A (en) * | 2016-01-20 | 2016-06-29 | 宁波红杉高新板业有限公司 | Baked porcelain aluminium plate and preparation method thereof |
| CN111303761A (en) * | 2020-03-07 | 2020-06-19 | 东南大学 | Long-acting self-repairing super-hydrophobic ceramic coating and preparation method and application thereof |
| CN114231176A (en) * | 2021-11-18 | 2022-03-25 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Metal surface treating agent and application thereof |
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| CN101429350A (en) * | 2007-11-08 | 2009-05-13 | 深圳大学 | Method for producing nano-organic/inorganic composite atom resistant oxygen coating |
| CN101786900A (en) * | 2010-02-05 | 2010-07-28 | 河北理工大学 | Preparation method of quaternary xerogel |
| CN102585668A (en) * | 2012-03-09 | 2012-07-18 | 上海大学 | UV (ultraviolet) solidified organic-inorganic hybridized anti-flaming wear-resistant coating material |
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| CN102675935A (en) * | 2012-05-17 | 2012-09-19 | 珠海市氟特科技有限公司 | Ceramic crystal coating for metal surfaces and preparation method thereof |
| CN103215630A (en) * | 2013-04-23 | 2013-07-24 | 沈阳理工大学 | Method for sealing aluminum alloy anode oxide film pore by adopting organic-inorganic composite silica sol |
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2013
- 2013-12-27 CN CN201310739784.5A patent/CN103709797B/en active Active
Patent Citations (6)
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| CN101429350A (en) * | 2007-11-08 | 2009-05-13 | 深圳大学 | Method for producing nano-organic/inorganic composite atom resistant oxygen coating |
| CN101786900A (en) * | 2010-02-05 | 2010-07-28 | 河北理工大学 | Preparation method of quaternary xerogel |
| CN102585638A (en) * | 2011-12-31 | 2012-07-18 | 东莞上海大学纳米技术研究院 | Preparation method for waterborne nano radiating and cooling environment-friendly coating, and coating |
| CN102585668A (en) * | 2012-03-09 | 2012-07-18 | 上海大学 | UV (ultraviolet) solidified organic-inorganic hybridized anti-flaming wear-resistant coating material |
| CN102675935A (en) * | 2012-05-17 | 2012-09-19 | 珠海市氟特科技有限公司 | Ceramic crystal coating for metal surfaces and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105715003A (en) * | 2016-01-20 | 2016-06-29 | 宁波红杉高新板业有限公司 | Baked porcelain aluminium plate and preparation method thereof |
| CN111303761A (en) * | 2020-03-07 | 2020-06-19 | 东南大学 | Long-acting self-repairing super-hydrophobic ceramic coating and preparation method and application thereof |
| CN111303761B (en) * | 2020-03-07 | 2022-01-25 | 东南大学 | Long-acting self-repairing super-hydrophobic ceramic coating and preparation method and application thereof |
| CN114231176A (en) * | 2021-11-18 | 2022-03-25 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Metal surface treating agent and application thereof |
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| CN103709797B (en) | 2016-01-13 |
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