CN100462395C - A kind of transparent heat insulation film and preparation method thereof - Google Patents
A kind of transparent heat insulation film and preparation method thereof Download PDFInfo
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- CN100462395C CN100462395C CNB2006100968323A CN200610096832A CN100462395C CN 100462395 C CN100462395 C CN 100462395C CN B2006100968323 A CNB2006100968323 A CN B2006100968323A CN 200610096832 A CN200610096832 A CN 200610096832A CN 100462395 C CN100462395 C CN 100462395C
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- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 238000009413 insulation Methods 0.000 title description 23
- 238000000576 coating method Methods 0.000 claims abstract description 33
- 239000011248 coating agent Substances 0.000 claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 8
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 6
- 239000002105 nanoparticle Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 4
- 238000004581 coalescence Methods 0.000 claims description 4
- 239000013530 defoamer Substances 0.000 claims description 4
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 claims description 4
- 229920002521 macromolecule Polymers 0.000 claims description 4
- 239000011858 nanopowder Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 4
- 230000008719 thickening Effects 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 3
- CUVLMZNMSPJDON-UHFFFAOYSA-N 1-(1-butoxypropan-2-yloxy)propan-2-ol Chemical compound CCCCOCC(C)OCC(C)O CUVLMZNMSPJDON-UHFFFAOYSA-N 0.000 claims description 2
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 2
- 239000004593 Epoxy Substances 0.000 claims description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 2
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims description 2
- 229920006243 acrylic copolymer Polymers 0.000 claims description 2
- 150000001298 alcohols Chemical class 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- 125000000129 anionic group Chemical group 0.000 claims description 2
- 239000002270 dispersing agent Substances 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 239000010408 film Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- -1 polysiloxane Polymers 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- 229920002635 polyurethane Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- 229960001866 silicon dioxide Drugs 0.000 claims description 2
- 235000012239 silicon dioxide Nutrition 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 229920002799 BoPET Polymers 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000007711 solidification Methods 0.000 claims 1
- 230000008023 solidification Effects 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- 239000004408 titanium dioxide Substances 0.000 claims 1
- 239000011787 zinc oxide Substances 0.000 claims 1
- 238000005507 spraying Methods 0.000 abstract description 6
- 230000001680 brushing effect Effects 0.000 abstract description 5
- 239000003973 paint Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 239000002103 nanocoating Substances 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 10
- 238000002955 isolation Methods 0.000 description 9
- 238000002834 transmittance Methods 0.000 description 6
- 239000002131 composite material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000007667 floating Methods 0.000 description 3
- 238000012216 screening Methods 0.000 description 3
- 229910006404 SnO 2 Inorganic materials 0.000 description 2
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- 238000009472 formulation Methods 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000001505 atmospheric-pressure chemical vapour deposition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003764 ultrasonic spray pyrolysis Methods 0.000 description 1
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- Application Of Or Painting With Fluid Materials (AREA)
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Abstract
本发明涉及一种透明隔热膜，尤其涉及一种由透明薄膜基片和纳米透明隔热涂层构成的透明隔热薄膜，可广泛应用于汽车车窗、建筑物窗户等场合。先制备纳米透明隔热功能涂料，然后把涂料通过喷涂和刷涂的方式涂覆在透明薄膜基片表面，干燥固化后，得到透明隔热膜。本发明采用纳米涂料涂覆的方法来制备透明隔热膜，其制备方法较为简便，成本低廉，制得的透明隔热膜，同时具有良好的透明性和优异的隔热效果。
The invention relates to a transparent heat-insulating film, in particular to a transparent heat-insulating film composed of a transparent film substrate and a nano-transparent heat-insulating coating, which can be widely used in automobile windows, building windows and the like. The nano-transparent heat-insulating functional paint is prepared first, and then the paint is coated on the surface of the transparent film substrate by spraying and brushing, and after drying and curing, a transparent heat-insulating film is obtained. The invention adopts the method of nano-coating coating to prepare the transparent heat-insulating film, the preparation method is relatively simple and the cost is low, and the prepared transparent heat-insulating film has good transparency and excellent heat-insulating effect at the same time.
Description
Technical field
The present invention relates to a kind of transparent heat-insulating film and preparation method, relate in particular to a kind of transparent heat-insulating film and preparation method who contains nanoparticle, this kind thermal isolation film not only has good thermal insulation but also has good " transparency ", can be widely used in occasions such as automotive window, building window, glass curtain wall.
Background technology
In the prior art, the heat insulation common employing Heat insulation type adhering film of glass or the method for heat insulation paster solve, and the Heat insulation type adhering film high comprehensive performance, thereby obtained using comparatively widely.
Show that according to data Chinese patent CN93110358.4 (preparation method of glass transparent insulating film and nozzle specially used) adopts atmospheric pressure chemical vapor deposition technology to form transparent heat-insulated film at glass surface.
Chinese patent CN200310111067.4 (F, Mn codoped depositing nano SnO
2Transparent heat-insulated film) invented a kind of transparent heat-insulated film, it is characterized in that adopting the sedimentary method of electroless plating or ultrasonic spray pyrolysis with F, Mn element codoped at glass surface depositing nano SnO
2Thereby obtain transparent heat-insulated film.
The preparation method that the Chinese patent CN98100128.9 preparation method of frost-removing coated glass (heat insulation) has invented a kind of heat insulation coated glass, it is characterized in that: the indium stannum alloy ceramic target is splashed to the transmittance that is heated to 260～350 ℃ greater than 80% glass surface, generates nesa coating (ITO film) through surperficial high-temperature chemical reaction with heat-proof quality.
Chinese patent CN200410014672.4 (the effect of heat insulation test set of nano transparent heat-insulation composite coating and this coating thereof) has invented a kind of nano transparent heat-insulation composite coating, adopt some nanoparticles as color stuffing, prepared coating has excellent heat insulation property.
The used heat-protecting glass rete of above-mentioned patent all adopts the method for sputter or the functional film layer that sedimentary method realizes glass surface, its preparation method relative complex.And the described coating that is prepared as of patent CN200410014672.4 can't directly use as mould material.
Summary of the invention
Technical problem to be solved by this invention is in order to overcome the deficiency that above-mentioned technology exists, and has proposed a kind ofly not only to have good thermal insulation but also have the good transparency and the transparent heat-insulated film of mechanical property excellence; Another object of the present invention provides the preparation method of this transparent heat-insulated film.
The technical solution used in the present invention is: on the basis of the patent CN200410014672.4 " nano transparent heat-insulation composite coating " that applicant has had, revise and improve formulation for coating material, in the part prescription, added solidifying agent, prepare the nano transparent heat-insulating functional paint, method with spraying and brushing applies heat insulating coat at the normal transparent film surface then, make the film of making not only have excellent heat insulation property, and the mechanical property excellence, can be used for occasions such as automotive window, building window.Promptly adopt the mode of nano paint coating on common transparent film substrate, realize the heat insulating function of film under the prerequisite that does not influence the film transparency, its preparation method is comparatively easy.
Relevant test data shows that the visible light transmissivity of this novel transparent thermal isolation film all can reach more than 75%, and almost all absorbs for ultraviolet ray; For the near infrared light that accounts for sun power 50%, also can reach 60～80% obstruct.
Concrete technical scheme of the present invention is:
A kind of transparent heat-insulating film is characterized in that being made up of normal transparent film substrate and transparent heat-insulated coating; The component and the parts by weight of wherein said heat insulating coat are as follows:
Macromolecule resin 40～78
Nano-powder 2～15
Coatings additive(s) 1～10
Thinner 15～45
Solidifying agent 1～5
Macromolecule resin is aqueous polyurethane, Resins, epoxy or polyvinyl butyral acetal (PVB) in the wherein said coating; Nano-powder perhaps contains infrared semiconductor ceramics powder or tin indium oxide (ITO) at least for containing infrared semiconductor ceramics powder or tin indium oxide (ITO), and Z 250 (Fe
3O
4), titanium dioxide (TiO
2), silicon-dioxide (SiO
2) or zinc oxide (ZnO) in any one or any two kinds of combinations, particle size range is 20～80nm; Coatings additive(s) comprises a kind of of dispersion agent, flow agent, defoamer, film coalescence aid and thickening material at least.Described dispersion agent is a kind of polymer-type anionic dispersing agents; Flow agent is acrylic copolymer or the polyether-modified polysiloxane of non-response type; Defoamer is a modified polyorganosiloxane; Film coalescence aid is ethylene glycol monobutyl ether/dipropylene glycol butyl ether mixture; Thickening material is the water-soluble dispersion liquid of a kind of hydroxyl acrylic; Thinner is water and/or alcohols; Solidifying agent is isocyanic ester or modified amine polymkeric substance.
The preparation method of nano transparent heat-insulating coating of the present invention is: at first by prescription the method for above-mentioned raw materials by mechanical blending is prepared into coating, the transparent heat-insulated coating that the method that adopts spraying then and brush will contain nanoparticle evenly is coated on the transparent film base material, under 60～120 ℃ temperature, solidified 1～2 hour, and promptly constituted transparent heat-insulated film.
Transparent heat-insulating film of the present invention can be made up of layer of transparent film substrate and layer of transparent heat insulating coat: structure sees synoptic diagram 1 for details, and wherein substrate surface heat insulating coat thickness is 10～40 μ m; The specific function effect of nanoparticle makes the thermal isolation film that makes not only reach 75% above transmitance at visible region, and reaches more than 60% for the shielding rate of near-infrared region light, and UV-light then almost all absorbs shielding.
Beneficial effect:
1, the present invention is on the basis of the patent CN200410014672.4 " nano transparent heat-insulation composite coating " that applicant has had, revise and improve formulation for coating material, in prescription, added solidifying agent, method with spraying and brushing applies heat insulating coat at the normal transparent film surface, make the film of making not only have excellent heat insulation property, and the mechanical property excellence.
2, thermal isolation film of the present invention not only has excellent heat insulation property, and has good transmittance at visible region.With reference to the countries concerned's standard, fundamental property to the transparent heat-insulated film of the present invention is measured, the result proves that its visible light transmissivity of transparent heat-insulated film of the present invention all more than 75%, has the near infrared shielding rate more than 60%, the ultravioletlight screening rate more than 98% simultaneously.Therefore transparent heat-insulating film of the present invention has transparent, shielding ultraviolet rays, shielding infrared rays, characteristic such as heat insulation, its high comprehensive performance.
3, the present invention adopts the method increase one deck thermofin that applies to prepare transparent heat-insulated film on the general thin substrate, and its preparation method is comparatively easy, and is with low cost, and its cost of manufacture is 1/3 of a general transparent heat-insulated film.
Description of drawings:
Fig. 1 is the transparent heat-insulating film structural representation, wherein 1 nano transparent heat-insulating coating; 2 transparent film substrates.
Embodiment:
Describe the present invention with relevant chart below in conjunction with embodiment.But the invention is not restricted to given example.
Example 1:PVC base transparent heat-insulating film is made up of with filming transparent substrate, and the thickness of filming is 10 μ m.Thermal isolation film is formed and structure sees Table 1:
The composition of the transparent heat-insulated coating of table 1
By the firmware frame stretching, extension of PVC film is evened up, adopting the method for brushing is coated in transparent heat insulating dope on the PVC substrate, two hours film forming of 60 ℃ of dryings, constitute PVC base transparent heat-insulating film, this thermal isolation film has excellent heat insulation property and visible light transmissivity, reach 80% through dependence test and its transmittance of calculating, red shielding rate reaches 63%.
Example 2:PVB base transparent heat-insulating film is made up of a PVB substrate and a coating film, and the thickness of filming is 15 μ m.The composition and the composition of its floating coat see Table 2.
The composition of the transparent heat-insulated coating of table 2
Method by spraying is coated in transparent heat insulating dope on the PVB substrate, 80 ℃ of down dry 2 hours film forming, this thermal isolation film has excellent heat insulation property and visible light transmissivity, can reach 78% through dependence test and its visible region transmittance of calculating, the shielding rate of near-infrared region light reaches 80%, its ultravioletlight screening rate reaches 98%, high comprehensive performance.
Example 3:PC base transparent heat-insulating film is made up of a PC substrate and a coating film, and the thickness of filming is 40 μ m.The composition and the composition of its floating coat see Table 3.
The composition of the transparent heat-insulated coating of table 3
The stretching, extension of PC film is evened up, adopting the method for brushing is coated in transparent heat insulating dope on the PC substrate, 100 ℃ of down dry 1 hour film forming, this thermal isolation film has excellent heat insulation property and visible light transmissivity, can reach 75% through dependence test and its visible region transmittance of calculating, the shielding rate of near-infrared region light reaches 60%, high comprehensive performance.
Example 4:PE base transparent heat-insulating film is made up of a PE substrate and a coating film, and the thickness of filming is 25 μ m.The composition and the composition of its floating coat see Table 4.
The composition of the transparent heat-insulated coating of table 4
Method by spraying is coated in transparent heat insulating dope on the PE substrate, 70 ℃ of down dry 2 hours film forming, this thermal isolation film has excellent heat insulation property and visible light transmissivity, can reach 80% through dependence test and its visible region transmittance of calculating, the shielding rate of near-infrared region light reaches 65%, its ultravioletlight screening rate reaches 98%, high comprehensive performance.
Claims (5)
1. a transparent heat-insulating film is characterized in that being made up of transparent film substrate and heat insulating coat, and the component and the parts by weight of wherein said heat insulating coat are as follows:
Macromolecule resin 40～78
Nano-powder 2～15
Coatings additive(s) 1～10
Thinner 15～45
Solidifying agent 1～5;
Wherein, described heat insulating coat thickness is 10～40 μ m; Described transparent substrate is PVC, PVB, PC, PE, PP or PET film; Described macromolecule resin is aqueous polyurethane, Resins, epoxy or polyvinyl butyral acetal; Nano-powder is infrared semiconductor ceramics powder or tin indium oxide, perhaps for containing infrared semiconductor ceramics powder or tin indium oxide at least, with any one or any two kinds of combinations in Z 250, titanium dioxide, silicon-dioxide or the zinc oxide, particle size range is 20～80nm; Coatings additive(s) comprises a kind of of dispersion agent, flow agent, defoamer, film coalescence aid and thickening material at least; Thinner is water and/or alcohols; Solidifying agent is isocyanic ester or modified amine polymkeric substance.
2. transparent heat-insulating film according to claim 1 is characterized in that described dispersion agent is a kind of polymer-type anionic dispersing agents; Flow agent is acrylic copolymer or the polyether-modified polysiloxane of non-response type; Defoamer is a modified polyorganosiloxane; Film coalescence aid is ethylene glycol monobutyl ether/dipropylene glycol butyl ether mixture; Thickening material is the water-soluble dispersion liquid of a kind of hydroxyl acrylic.
3. preparation method of transparent heat-insulating film according to claim 1, its preparation process is: at first by prescription the method for above-mentioned raw materials by mechanical blending is prepared into coating, the transparent heat-insulated coating that will contain nanoparticle then evenly is coated on the transparent film substrate, be heating and curing, promptly constitute transparent heat-insulated film.
4. preparation method according to claim 3 is characterized in that the transparent heat-insulated coating that adopts the method that sprays or brush will contain nanoparticle evenly is coated on the transparent film substrate.
5. preparation method according to claim 3 is characterized in that solidification value is 60～120 ℃, and be 1～2 hour set time.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100968323A CN100462395C (en) | 2006-10-20 | 2006-10-20 | A kind of transparent heat insulation film and preparation method thereof |
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|---|---|---|---|
| CNB2006100968323A CN100462395C (en) | 2006-10-20 | 2006-10-20 | A kind of transparent heat insulation film and preparation method thereof |
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| CN100462395C true CN100462395C (en) | 2009-02-18 |
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Cited By (1)
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| CN114836071A (en) * | 2022-06-09 | 2022-08-02 | 南京中蓝智能科技有限公司 | Reflective nano ceramic-based heat insulation film and film preparation process thereof |
| CN115321831A (en) * | 2022-09-13 | 2022-11-11 | 咸宁南玻节能玻璃有限公司 | Method for preparing patterned glass by toughening and coating |
| CN115353279A (en) * | 2022-09-13 | 2022-11-18 | 咸宁南玻节能玻璃有限公司 | A method for preparing patterned glass by coating first and then tempering |
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| CN105128481A (en) * | 2015-08-26 | 2015-12-09 | 徐良 | Recyclable self-adhesive nanoceramics heat insulation film |
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| CN1951985A (en) | 2007-04-25 |
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