CN104356695B - A kind of glass coating and preparation method and application for eliminating light pollution - Google Patents
A kind of glass coating and preparation method and application for eliminating light pollution Download PDFInfo
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- CN104356695B CN104356695B CN201410525809.6A CN201410525809A CN104356695B CN 104356695 B CN104356695 B CN 104356695B CN 201410525809 A CN201410525809 A CN 201410525809A CN 104356695 B CN104356695 B CN 104356695B
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Abstract
The present invention discloses a kind of glass coating and preparation method and application for eliminating light pollution, comprising：Organosilicon ceramic resin 30% 55%；1 8% silicon dioxide powder；Dispersion liquid 20 60%；And other adjuvants.After the glass coating use of the elimination light pollution of realization, service life is long, good weatherability；Hardness is high, and adhesive force is strong, water-fastness；Daylighting is good, will not increase room lighting cost；The overall aesthetics of building is not interfered with；It is easy to operate, component ratio can be adjusted according to different real cases so as to obtain required surface gloss, different extinction effects are reached.
Description
Technical field
The present invention relates to high polymer material application technology and superfine function field of material technology, more particularly to a kind of elimination light
The glass coating and preparation method and application of pollution.
Background technology
Mature technology is there is no for eliminating the reflection light pollution of glass at present, it is general direct by glass using external pasting film mode
Covering.It is substantially directly to be covered on glass to achieve the goal using external pasting film at present to solve the problems, such as light pollution, and external pasting film exists
During use, easily it is oxidized due to it, hardness is low, adhesive force is low, not water-fastness etc. not ideal, therefore easily actually make
Exist during fades, easily scratch, it is easy to fall off, angle, easy alice and the problem of there is seam are easily rolled up, so that its service life
It is short, generally it is accomplished by some months changing, further increases the Cost Problems for solving the problems, such as light pollution；Influence building glass curtain
The overall appearance of wall；Influence indoor lighting.
The content of the invention
The present invention provides a kind of glass coating and preparation method and application for eliminating light pollution, solves prior art China and foreign countries
Pad pasting, which eliminates the low outer patch film hardness existed during glass light pollution problem, easy scuffing, poor, the water-wash resistance difference of weatherability etc., influences it
Service life problem.
The present invention is realized by following technological means：
A kind of glass coating for eliminating light pollution, comprising：
Organosilicon ceramic resin 30%-55%；
1-8% SiO 2 powder dispersion liquids 20-60%；
Other adjuvant surpluses.
Wherein, other described adjuvants are included：
Levelling agent 1-3%；
Curing agent 0.1-1%；
Mixed solvent surplus.
Wherein, the preparation method of described organosilicon ceramic resin is sol-gel process, i.e., take the positive silicic acid second of 1mol respectively
Ester, 0.5mol deionized waters, 2mol absolute ethyl alcohols；Deionized water and absolute ethyl alcohol are mixed evenly, are then slowly added into
In tetraethyl orthosilicate, after alcohol water mixed solution is all added in tetraethyl orthosilicate, the pH value of mixed system is adjusted with watery hydrochloric acid
For 4-5, the reagent bottle sealing of mixed solution will be equipped with and in 45-60 degrees Celsius of lower constant temperature water baths heating 1h；Solution to be mixed
It is cooled to after room temperature and adds 2mol γ-methacryloxypropyl trimethoxy silane and 1.5mol isobutyl groups three thereto
Ethoxysilane, and 30min is stirred under normal temperature (20-30 degrees Celsius), then sealing is deposited 7 days at room temperature, needed for obtaining
Inorganic film-forming resin.
Wherein, described coating can apply the light barrier film for vehicle glass or glass of building.
A kind of preparation method of the glass coating, sol-gel is used by the organosilicon ceramic resin of the parts by weight
Method, hydrolysis and polycondensation film forming by alkoxide；Average grain diameter is matched somebody with somebody for 3 μm of SiO 2 powder in 1%-8%wt ratio
Mixed solution system is made；15-30min is stirred, scattered and moderately good SiO 2 powder dispersion liquid can be obtained, then
Choose each component according to above component and ratio, be mixed and stirred for more than half an hour light pollution delustring film.
After the glass coating use of the elimination light pollution of implementation above, service life is long, good weatherability；Hardness is high, attachment
Power is strong, water-fastness；Daylighting is good, will not increase room lighting cost；The overall aesthetics of building is not interfered with；It is easy to operate, can root
Component ratio is adjusted so as to obtain required surface gloss according to different real cases, reaches different extinction effects.
Embodiment
The embodiment to the present invention is described in detail below.
Organosilicon ceramic resin involved in the present invention, using sol-gel process, passes through the hydrolysis of alkoxide as film forming agent
With polycondensation film forming.Film forming agent preparation process：1mol tetraethyl orthosilicates, 0.5mol deionized waters, 2mol absolute ethyl alcohols are taken respectively.Will
Deionized water and absolute ethyl alcohol are mixed evenly, and are then slowly added into tetraethyl orthosilicate, treat that alcohol water mixed solution all adds
After entering in tetraethyl orthosilicate, the pH value that mixed system is adjusted with watery hydrochloric acid is 4-5, will be equipped with the reagent bottle sealing of mixed solution
And in 45-60 degrees Celsius of lower constant temperature water bath heating 1h.Solution to be mixed is cooled to after room temperature adds 2mol γ-methyl thereto
Acryloxypropyl trimethoxy silane and 1.5mol isobutyl triethoxy silanes, and under normal temperature (20-30 degrees Celsius)
30min is stirred, then sealing is deposited 7 days at room temperature, obtain required inorganic film-forming resin.
By average grain diameter for 3 μm SiO 2 powder by 1%-8%wt proportions into mixed solution system, can root
According to specific requirement when using to extinction and the transparency, the mass fraction of SiO 2 powder is adjusted；15-30min is stirred,
Disperseed and stablize all preferable SiO 2 powder dispersion liquid.
Light pollution delustring film is configured by following table component ratio, and tests every technology that gained light pollution eliminates film
Parameter：
Embodiment 1
| Organosilicon ceramic resin | 50% |
| 2%wt SiO 2 powders | 40% |
| Levelling agent | 2% |
| Curing agent | 0.2% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirring more than half an hour is
Obtain the light pollution delustring film of the present embodiment.
Embodiment 2
| Organosilicon ceramic resin | 45% |
| 8%wt SiO 2 powders | 20% |
| Levelling agent | 1% |
| Curing agent | 0.3% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirring more than half an hour is
Obtain the light pollution delustring film of the present embodiment.
Embodiment 3
| Organosilicon ceramic resin | 30% |
| 5%wt SiO 2 powders | 40% |
| Levelling agent | 3% |
| Curing agent | 0.1% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirring more than half an hour is
Obtain the light pollution delustring film of the present embodiment.
Embodiment 4
| Organosilicon ceramic resin | 45% |
| 2%wt SiO 2 powders | 20% |
| Levelling agent | 3% |
| Curing agent | 0.8% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirring more than half an hour is
Obtain the light pollution delustring film of the present embodiment.
Embodiment 5
| Organosilicon ceramic resin | 35% |
| 8%wt SiO 2 powders | 60% |
| Levelling agent | 2% |
| Curing agent | 1% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirring more than half an hour is
Obtain the light pollution delustring film of the present embodiment.
Embodiment 6
| Organosilicon ceramic resin | 30% |
| 8%wt SiO 2 powders | 62% |
| Levelling agent | 3% |
| Curing agent | 1% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirs more than half an hour, obtains
The light pollution delustring film arrived does not have good extinction effect.
Embodiment 7
| Organosilicon ceramic resin | 60% |
| 5%wt SiO 2 powders | 20% |
| Levelling agent | 2% |
| Curing agent | 0.8% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirs more than half an hour, obtains
The hardness of the light pollution delustring film arrived is not high, easily cracking.
Embodiment 8
| Organosilicon ceramic resin | 50% |
| 2%wt SiO 2 powders | 15% |
| Levelling agent | 2% |
| Curing agent | 0.8% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirs more than half an hour, obtains
Light pollution delustring film extinction effect to the present embodiment is not good.
Embodiment 9
| Organosilicon ceramic resin | 28% |
| 5%wt SiO 2 powders | 30% |
| Levelling agent | 2% |
| Curing agent | 1% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirs more than half an hour, obtains
The light pollution delustring hardness of film arrived is inadequate.
Embodiment 10
| Organosilicon ceramic resin | 25% |
| 2%wt SiO 2 powders | 50% |
| Levelling agent | 2% |
| Curing agent | 1% |
| Mixed solvent | Surplus |
Raw material is weighed according to above-mentioned percentage by weight, raw material is added in container successively, stirs more than half an hour, obtains
The light pollution delustring hardness of film arrived is inadequate.
Above example configures the every index contrast such as following table of film：
Contrasted more than, organosilicon ceramic resin content increase, product hardness is improved, SiO 2 powder increase,
Extinction effect is lifted.Elimination light pollution film obtained by the proportioning of embodiment 1 is in glass-reflected rate, glossiness and product hardness
Put up the best performance, its glass-reflected rate changing value is up to 7.2%, and glossiness changing value is up to 37, and hardness is up to 9H, sub-optimal scheme
For the proportioning of embodiment two.Scope from organosilicon ceramic resin knowable to embodiment 1-10 is in 30%-55%, more than or less than this
Product hardness is not enough, easy to crack during scope；1%-8% SiO 2 powder dispersion liquid amount ranges are more than or small in 20-60%
Product extinction effect is not good when this scope.
Gained light pollution delustring film elimination light pollution effect of the invention is good, with superpower adhesive force, up to 0 grade, hardness
Height, is difficult to be destroyed.
Claims (5)
1. a kind of glass coating for eliminating light pollution, it is characterised in that be made up of the composition of following percentage by weight：
Organosilicon ceramic resin 30%-55%；
1-8% SiO 2 powder dispersion liquids 20%-60%；
Other adjuvant surpluses；
The preparation method of described organosilicon ceramic resin is sol-gel process, i.e., take 1mol tetraethyl orthosilicates, 0.5mol respectively
Deionized water, 2mol absolute ethyl alcohols；Deionized water and absolute ethyl alcohol are mixed evenly, tetraethyl orthosilicate is then slowly added into
In, after alcohol water mixed solution is all added in tetraethyl orthosilicate, the pH value that mixed system is adjusted with watery hydrochloric acid is 4-5, will be filled
The reagent bottle for having mixed solution is sealed and in 45-60 degrees Celsius of lower constant temperature water bath heating 1h；Solution to be mixed is cooled to after room temperature
2mol γ-methacryloxypropyl trimethoxy silane and 1.5mol isobutyl triethoxy silanes are added thereto, and
30min is stirred under 20-30 degrees Celsius of normal temperature, then sealing is deposited 7 days at room temperature, the organosilicon ceramics needed for obtaining
Resin；The average grain diameter of described SiO 2 powder is 3 μm.
2. the glass coating according to claim 1 for eliminating light pollution, it is characterised in that other described adjuvants are：
Levelling agent 1-3%；
Curing agent 0.1-1%；
Mixed solvent surplus；
Here percentage by weight is relative to the percentage of glass coating gross weight.
3. the glass coating according to claim 2 for eliminating light pollution, it is characterised in that described mixed solvent is：Second
Two of which or two or more mixing in glycol, methyl acetoacetate, glycerine, n-butanol, normal propyl alcohol, butyl acetate
Thing.
4. a kind of application of the glass coating described in claim 1, it is characterised in that：It is glass of automobile that described coating, which can be applied,
The light barrier film of glass or glass of building.
5. a kind of preparation method of the glass coating described in claim 1, it is characterised in that：By the hydrolysis and polycondensation of alkoxide,
Using sol-gel process, required organosilicon ceramic resin is made；Average grain diameter is pressed into 1%- for 3 μm of SiO 2 powder
8% proportions are into mixed solution system；15-30min is stirred, scattered and moderately good SiO 2 powder can be obtained
Dispersion liquid, then chooses each component according to above component and ratio, be mixed and stirred for more than half an hour light pollution delustring is applied
Film.
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| CN104356695B true CN104356695B (en) | 2017-07-28 |
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| CN106273836B (en) * | 2016-08-16 | 2018-05-11 | 江苏创客新材料科技有限公司 | A kind of preparation method of high-weatherability thermal isolation film |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101429355A (en) * | 2007-11-08 | 2009-05-13 | 深圳大学 | Process for preparing nano-organosilicon composite coating |
| CN101987941A (en) * | 2009-08-03 | 2011-03-23 | 深圳大学 | Method for preparing nanometer hardened organic silicon coating |
| CN102061111A (en) * | 2010-10-27 | 2011-05-18 | 中山市旌旗纳米材料科技有限公司 | Preparation method of self-cleaning ceramic nanometer glass antireflective coating material and preparation method of reflection deducting coating |
| CN103627226A (en) * | 2013-11-27 | 2014-03-12 | 天津市职业大学 | Solar glass antireflection antifouling paint and production method thereof |
| CN103725049A (en) * | 2013-12-03 | 2014-04-16 | 彩虹集团公司 | Preparation method for modified nano silicon dioxide coating liquid |
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2014
- 2014-09-30 CN CN201410525809.6A patent/CN104356695B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101429355A (en) * | 2007-11-08 | 2009-05-13 | 深圳大学 | Process for preparing nano-organosilicon composite coating |
| CN101987941A (en) * | 2009-08-03 | 2011-03-23 | 深圳大学 | Method for preparing nanometer hardened organic silicon coating |
| CN102061111A (en) * | 2010-10-27 | 2011-05-18 | 中山市旌旗纳米材料科技有限公司 | Preparation method of self-cleaning ceramic nanometer glass antireflective coating material and preparation method of reflection deducting coating |
| CN103627226A (en) * | 2013-11-27 | 2014-03-12 | 天津市职业大学 | Solar glass antireflection antifouling paint and production method thereof |
| CN103725049A (en) * | 2013-12-03 | 2014-04-16 | 彩虹集团公司 | Preparation method for modified nano silicon dioxide coating liquid |
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