CN102533091A - Transparent heat-insulation ultraviolet (UV) photocuring polyurethane coating capable of being used in building windows and preparation method thereof - Google Patents
Transparent heat-insulation ultraviolet (UV) photocuring polyurethane coating capable of being used in building windows and preparation method thereof Download PDFInfo
- Publication number
- CN102533091A CN102533091A CN2010105827277A CN201010582727A CN102533091A CN 102533091 A CN102533091 A CN 102533091A CN 2010105827277 A CN2010105827277 A CN 2010105827277A CN 201010582727 A CN201010582727 A CN 201010582727A CN 102533091 A CN102533091 A CN 102533091A
- Authority
- CN
- China
- Prior art keywords
- add
- reaction
- warmed
- preparation
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention discloses transparent heat-insulation ultraviolet (UV) photocuring polyurethane coating capable of being used in building glass and a preparation method thereof. A mixed solution of a dispersing agent and deionized water and prepared nanometer powder are arranged in a beaker, the potential of hydrogen (pH) value is adjusted in a range of 9.0-10.0, after stirring is performed on a magnetic stirring apparatus for 30-60 minutes, ultrasonic dispersion is performed for 30-60 minutes, ball milling dispersion is performed for 12 hours to obtain nanometer powder slurry, and then the nanometer powder slurry and a homemade transparent UV photocuring aqueous polyurethane prepolymer on the glass are compounded to prepare the heat-insulation coating.
Description
Technical field
A kind of transparent heat-insulated UV light-cured polyurethane coating and preparation method thereof that can be used on the glass of building belongs to ultraviolet light solidfication water polyurethane resin field.
Technical background
Along with the fast development of science and technology with social production, the energy and environment become the two large problems that the whole society attractes attention day by day, thereby have proposed requirements at the higher level for energy-conservation with environmental protection.More about the research report of UV solidfication water polyurethane at present; The UV solidfication water polyurethane resin or the double bond content of existing method preparation are limited; Molecular weight is lower, or when improving double bond content, has reduced hard section content, and the gained hardness of film is lower; Water tolerance, solvent resistance and thermotolerance are relatively poor.Therefore the UV solidfication water polyurethane that needs to prepare will be when improving double bond content and molecular weight, and hard segment content is improved simultaneously.Heat-insulating (thermal insulation) insulation is an importance of save energy, the inhabitation of raising buildings and functions of use; Buildings big area metope, ceiling, window lack effectively heat insulation to thermal radiation; Will inevitably increase the weight of the burden of room conditioning, thereby cause the waste of the energy.Proportion is about 30%-40% in whole energy consumption for building energy consumption, and the overwhelming majority is the energy consumption of heating and air-conditioning, and the most serious in the building energy consumption is glass, the 10%-15% of transparency area station gross building area, and reach 70% through the glass heat radiation.Because simple glass does not have selectivity to sunshine; Visible light is had good perviousness, but infrared and ultraviolet obstruct is nowhere near, when sunshine sees through glass window; The heat that solar radiation produced also imports into indoor simultaneously, and room temp is raise.At present; People have taked multiple mode that glass is carried out heat insulation processing; Such as adopting thermal reflecting coating, Heat insulation type adhering film, double glazing, low radiation (LOW-E) glass or the like; But its energy-saving heat-insulating performance has still satisfied not requirement, have in addition bring secondary light to pollute, or complicated process of preparation, operation cost is high and cause being applied to the reducing energy consumption to existed building glass.In recent years, people found through a large amount of experiments and performance comparison that adopting nano transparent insulating coating was the energy-conservation optimal selection of present glass heat-proof
The thinking that addresses these problems is to design when improving double bond content and molecular weight the UV solidfication water polyurethane that hard segment content is improved simultaneously.
Summary of the invention
Get a kind of pentavalent alcohol and the vinylformic acid direct esterification prepares a kind of chainextender.Add the solvent benzol and the pentavalent alcohol of calculated amount in the four-hole boiling flask, begin heating then, be warmed up to 70 ℃ and add vinylformic acid, p methoxy phenol and tosic acid; Stir; Be warmed up to temperature of reaction and begin to reflux for about 85 ℃, isothermal reaction is judged reaction process according to the aquifer yield in the reaction process.Reaction is reduced to room temperature after finishing, and changes reactant over to separating funnel, with saturated NaCl aqueous solution washing, utilizes the new chainextender for preparing to expand and connects, and further prepares the UV solidfication water polyurethane.Add DMPA and the IPDI and the stirring of metering ratio, slowly be warmed up to 80 ℃.The polyester diol of metering ratio is dissolved in the proper amount of acetone, slowly is added drop-wise in the flask with tap funnel.After waiting to dropwise, NCO content in the mensuration system is reduced to room temperature with system temperature when this value reaches theoretical value, obtains holding NCO performed polymer A; Add homemade chainextender, stopper and the proper amount of acetone of calculated amount, slowly be warmed up to 80 ℃ of reactions then, when the NCO content that records reaches theoretical value till, obtain performed polymer B; After system cools to room temperature, add the HEMA and the proper amount of acetone of calculated amount, be warmed up to 80 ℃ of reactions then, intact up to the NCO total overall reaction, obtain polymkeric substance C; Reaction system is reduced to room temperature, add among the TEA of calculated amount with molecular chain on carboxyl, add the emulsification of proper amount of deionized water violent stirring then, underpressure distillation removes acetone then, can obtain the UV solidifying water polyurethane dispersoid of stable homogeneous.
The slurry that obtains adds light-cured resin, skimmer, thickening material, reaches film coalescence aid, regulates pH9.0～10.0.Obtain the transparent heat-insulated light cured fluorine coating of a kind of high resistant.Preparing method of the present invention is simple, does not need expensive equipment, and preparation and construction technology are easy, effectively reduce production costs, and are beneficial to marketing.Stain-resistant and thermal-insulating light cured fluorine coating of the present invention has higher visible light transmittance rate, infrared radioactivity, it is transparent to film, hardness is strong, sticking power good, resistant, ultraviolet-resistant aging, high resistant.
1, a kind of transparent heat-insulated UV light-cured polyurethane coating and preparation method, step is following:
(1) preparation of function nano powdery pulp:
With SnCl
45H
2O and CrCl
36H
2O is a main raw material, adopts heterogeneous nucleation process to make the nano-function powder with heat-proof quality.Weighing dispersion agent, skimmer, thinner and nano-function powder are put into beaker, and regulating the pH value is 9.0～10.0, after stirring 30min～60min on the magnetic stirring apparatus, and ultra-sonic dispersion 30min～60min, Ball milling 12h.The mass fraction of each raw material is following:
Dispersion agent: 0.2～0.5
Skimmer: 0.2～0.5
Deionized water: 90～95
Nano-powder: 5～10
(2) preparation of transparent heat-insulated UV light-cured polyurethane prepolymer:
A gets a kind of pentavalent alcohol and the vinylformic acid direct esterification prepares a kind of chainextender.Add the solvent benzol and the pentavalent alcohol of calculated amount in the four-hole boiling flask, begin heating then, be warmed up to 70 ℃ and add vinylformic acid, p methoxy phenol and tosic acid; Stir; Be warmed up to temperature of reaction and begin to reflux for about 85 ℃, isothermal reaction is judged reaction process according to the aquifer yield in the reaction process.Reaction is reduced to room temperature after finishing, and changes reactant over to separating funnel, with saturated NaCl aqueous solution washing, utilizes the new chainextender for preparing to expand and connects, and further prepares the UV solidfication water polyurethane.
B adds the DMPA and the IPDI of metering ratio and stirs, and slowly is warmed up to 80 ℃.The polyester diol of metering ratio is dissolved in the proper amount of acetone, slowly is added drop-wise in the flask with tap funnel.After waiting to dropwise, NCO content in the mensuration system is reduced to room temperature with system temperature when this value reaches theoretical value, obtains holding NCO performed polymer A.
C adds pentaerythritol diacrylate, stopper and the proper amount of acetone of calculated amount, slowly is warmed up to 80 ℃ of reactions then, when the NCO content that records reaches theoretical value till, obtain performed polymer B.
After the d system cools to room temperature, add the HEMA and the proper amount of acetone of calculated amount, be warmed up to 80 ℃ of reactions then, intact up to the NCO total overall reaction, obtain polymkeric substance C.
E reduces to room temperature with reaction system, add among the TEA of calculated amount with molecular chain on carboxyl, add the emulsification of proper amount of deionized water violent stirring then, underpressure distillation removes acetone then, can obtain the UV solidifying water polyurethane dispersoid of stable homogeneous.
(3) preparation of transparent heat-insulated UV light-cured polyurethane coating:
Get the different nano powder slurry that step (1) obtains; By different mixed and stir; Add UV light-cured polyurethane prepolymer, skimmer, thickening material, film coalescence aid that step (2) obtains, on magnetic stirring apparatus, stir 30min～60min, ultra-sonic dispersion 30min～60min; Ball milling 12h obtains transparent heat-insulated UV light-cured polyurethane coating.The percentage ratio that each raw materials quality accounts for the raw material total mass is:
Nano powder slurry: 40～50%
Light-cured resin: 40～60%
Skimmer: 0.2～0.5%
Thickening material 0.2～0.5%
2,1 described preparation method, the ultra-sonic dispersion number of times in the step (1) is 1～2 time;
3,1 described preparation method, the dispersion agent in the step (1) is EFKA4585;
4,1 described preparation method, the prepolymer in the step (3) contains two keys, and molecular weight can be through the mole control recently of regulating raw material;
5,1 described preparation method, the skimmer staple in the step (3) is the ZGK 5 silicone grease;
6,1 described preparation method, the thickening material in the step (3) is the nonionic polyurethane thickening material.
Embodiment
Case study on implementation 1
Get a kind of pentavalent alcohol 50.05g, solvent benzol 74.00g joins in the four-hole boiling flask, begins heating; Be warmed up to 70 ℃ and add vinylformic acid 52.93g; P methoxy phenol 2.01g and tosic acid 3.00g stir, and are warmed up to temperature of reaction and begin to reflux for about 85 ℃; Isothermal reaction is judged reaction process according to the aquifer yield in the reaction process.Reaction is reduced to room temperature after finishing, and changes reactant over to separating funnel, with saturated NaCl aqueous solution washing, utilizes the new chainextender for preparing to expand and connects, and further prepares the UV solidfication water polyurethane.Add 6.74gDMPA and 22.33gIPDI and stirring, slowly be warmed up to 80 ℃.60.14g polyester diol is dissolved in the proper amount of acetone, slowly is added drop-wise in the flask with tap funnel.After waiting to dropwise, NCO content in the mensuration system is reduced to room temperature with system temperature when this value reaches theoretical value, obtains holding NCO performed polymer A; Add the homemade chainextender of 6.1g, stopper and proper amount of acetone, slowly be warmed up to 80 ℃ of reactions then, when the NCO content that records reaches theoretical value till, obtain performed polymer B; After system cools to room temperature, add HEMA and the proper amount of acetone of 3.71g, be warmed up to 80 ℃ of reactions then, intact up to the NCO total overall reaction, obtain polymkeric substance C; Reaction system is reduced to room temperature, add among the TEA of 2.53g with molecular chain on carboxyl, add the emulsification of proper amount of deionized water violent stirring then, underpressure distillation removes acetone then, can obtain the UV solidifying water polyurethane dispersoid of stable homogeneous.SnCl
45H
2O and CrCl
36H
2O is a main raw material, adopts heterogeneous nucleation process to make the nano-function powder with heat-proof quality.Weighing dispersion agent 0.3g, skimmer 0.2g and nano-function powder 5g put into beaker, and regulating the pH value is 9.0～10.0, after stirring 30min～60min on the magnetic stirring apparatus, and ultra-sonic dispersion 30min～60min, Ball milling 12h processes slurry.Weighing UV light-cured polyurethane prepolymer 50g, skimmer 1g, thickening material 1g stir 30min～60min on magnetic stirring apparatus, ultra-sonic dispersion 30min～60min, and Ball milling 12h obtains transparent heat-insulated UV light-cured polyurethane coating.
According to the coating relevant criterion, the UV solidfication water polyurethane coating of developing has been carried out the test of fundamental property, test result such as following table.
The test of UV solidfication water polyurethane coating fundamental property
Case study on implementation 2:
Get a kind of pentavalent alcohol 50.05g, solvent benzol 74.00g joins in the four-hole boiling flask, begins heating; Be warmed up to 70 ℃ and add vinylformic acid 52.93g; P methoxy phenol 2.01g and tosic acid 3.00g stir, and are warmed up to temperature of reaction and begin to reflux for about 85 ℃; Isothermal reaction is judged reaction process according to the aquifer yield in the reaction process.Reaction is reduced to room temperature after finishing, and changes reactant over to separating funnel, with saturated NaCl aqueous solution washing, utilizes the new chainextender for preparing to expand and connects, and further prepares the UV solidfication water polyurethane.Add 6.74gDMPA and 22.33gIPDI and stirring, slowly be warmed up to 80 ℃.60.14g polyester diol is dissolved in the proper amount of acetone, slowly is added drop-wise in the flask with tap funnel.After waiting to dropwise, NCO content in the mensuration system is reduced to room temperature with system temperature when this value reaches theoretical value, obtains holding NCO performed polymer A; Add the homemade chainextender of 6.1g, stopper and proper amount of acetone, slowly be warmed up to 80 ℃ of reactions then, when the NCO content that records reaches theoretical value till, obtain performed polymer B; After system cools to room temperature, add HEMA and the proper amount of acetone of 3.71g, be warmed up to 80 ℃ of reactions then, intact up to the NCO total overall reaction, obtain polymkeric substance C; Reaction system is reduced to room temperature, add among the TEA of 2.53g with molecular chain on carboxyl, add the emulsification of proper amount of deionized water violent stirring then, underpressure distillation removes acetone then, can obtain the UV solidifying water polyurethane dispersoid of stable homogeneous.SnCl
45H
2O and CrCl
36H
2O is a main raw material, adopts heterogeneous nucleation process to make the nano-function powder with heat-proof quality.Weighing dispersion agent 0.2g, skimmer 0.3g and nano-function powder 8g put into beaker, and regulating the pH value is 9.0～10.0, after stirring 30min～60min on the magnetic stirring apparatus, and ultra-sonic dispersion 30min～60min, Ball milling 12h processes slurry.Weighing UV light-cured polyurethane prepolymer 40g, skimmer 1.1g, thickening material 1.1g stir 30min～60min on magnetic stirring apparatus, ultra-sonic dispersion 30min～60min, and Ball milling 12h obtains transparent heat-insulated UV light-cured polyurethane coating.
According to the coating relevant criterion, the UV solidfication water polyurethane coating of developing has been carried out the test of fundamental property, test result such as following table.
The test of UV solidfication water polyurethane coating fundamental property
Case study on implementation 3:
Get a kind of pentavalent alcohol 50.05g, solvent benzol 74.00g joins in the four-hole boiling flask, begins heating; Be warmed up to 70 ℃ and add vinylformic acid 52.93g; P methoxy phenol 2.01g and tosic acid 3.00g stir, and are warmed up to temperature of reaction and begin to reflux for about 85 ℃; Isothermal reaction is judged reaction process according to the aquifer yield in the reaction process.Reaction is reduced to room temperature after finishing, and changes reactant over to separating funnel, with saturated NaCl aqueous solution washing, utilizes the new chainextender for preparing to expand and connects, and further prepares the UV solidfication water polyurethane.Add 6.74gDMPA and 22.33gIPDI and stirring, slowly be warmed up to 80 ℃.60.14g polyester diol is dissolved in the proper amount of acetone, slowly is added drop-wise in the flask with tap funnel.After waiting to dropwise, NCO content in the mensuration system is reduced to room temperature with system temperature when this value reaches theoretical value, obtains holding NCO performed polymer A; Add the homemade chainextender of 6.1g, stopper and proper amount of acetone, slowly be warmed up to 80 ℃ of reactions then, when the NCO content that records reaches theoretical value till, obtain performed polymer B; After system cools to room temperature, add HEMA and the proper amount of acetone of 3.71g, be warmed up to 80 ℃ of reactions then, intact up to the NCO total overall reaction, obtain polymkeric substance C; Reaction system is reduced to room temperature, add among the TEA of 2.53g with molecular chain on carboxyl, add the emulsification of proper amount of deionized water violent stirring then, underpressure distillation removes acetone then, can obtain the UV solidifying water polyurethane dispersoid of stable homogeneous.SnCl
45H
2O and CrCl
36H
2O is a main raw material, adopts heterogeneous nucleation process to make the nano-function powder with heat-proof quality.Weighing dispersion agent 0.4g, skimmer 0.3g and nano-function powder 10g put into beaker, and regulating the pH value is 9.0～10.0, after stirring 30min～60min on the magnetic stirring apparatus, and ultra-sonic dispersion 30min～60min, Ball milling 12h processes slurry.Weighing UV light-cured polyurethane prepolymer 60g, skimmer 1.2g, thickening material 1.2g stir 30min～60min on magnetic stirring apparatus, ultra-sonic dispersion 30min～60min, and Ball milling 12h obtains transparent heat-insulated UV light-cured polyurethane coating.
According to the coating relevant criterion, the UV solidfication water polyurethane coating of developing has been carried out the test of fundamental property, test result such as following table.
The test of UV solidfication water polyurethane coating fundamental property
Claims (1)
1. one kind can be used for transparent heat-insulated UV photocuring aqueous polyurethane coating on the glass of building and preparation method thereof, it is characterized in that step is:
(1) a kind of preparation of novel heat insulation nano powdery pulp
With SnCl
45H
2O and CrCl
36H
2O is a main raw material, adopts heterogeneous nucleation process to make the nano-function powder with heat-proof quality.
(2) preparation of the transparent heat-insulated UV light-cured polyurethane of a kind of polyenoid type prepolymer:
A gets a kind of pentavalent alcohol and the vinylformic acid direct esterification prepares a kind of chainextender.Add the solvent benzol and the pentavalent alcohol of calculated amount in the four-hole boiling flask, begin heating then, be warmed up to 70 ℃ and add vinylformic acid, p methoxy phenol and tosic acid; Stir; Be warmed up to temperature of reaction and begin to reflux for about 85 ℃, isothermal reaction is judged reaction process according to the aquifer yield in the reaction process.Reaction is reduced to room temperature after finishing, and changes reactant over to separating funnel, with saturated NaCl aqueous solution washing, utilizes the new chainextender for preparing to expand and connects, and further prepares the UV solidfication water polyurethane.
B adds the DMPA and the IPDI of metering ratio and stirs, and slowly is warmed up to 80 ℃.The polyester diol of metering ratio is dissolved in the proper amount of acetone, slowly is added drop-wise in the flask with tap funnel.After waiting to dropwise, NCO content in the mensuration system is reduced to room temperature with system temperature when this value reaches theoretical value, obtains holding NCO performed polymer A.
C adds pentaerythritol diacrylate, stopper and the proper amount of acetone of calculated amount, slowly is warmed up to 80 ℃ of reactions then, when the NCO content that records reaches theoretical value till, obtain performed polymer B.
After the d system cools to room temperature, add the HEMA and the proper amount of acetone of calculated amount, be warmed up to 80 ℃ of reactions then, intact up to the NCO total overall reaction, obtain polymkeric substance C.
E reduces to room temperature with reaction system, add among the TEA of calculated amount with molecular chain on carboxyl, add the emulsification of proper amount of deionized water violent stirring then, underpressure distillation removes acetone then, can obtain the UV solidifying water polyurethane dispersoid of stable homogeneous.
(3) preparation of transparent heat-insulated UV light-cured polyurethane coating:
Get the different nano powder slurry that step (1) obtains; By different mixed and stir; Add UV light-cured polyurethane prepolymer, skimmer, thickening material, film coalescence aid that step (2) obtains, on magnetic stirring apparatus, stir 30min～60min, ultra-sonic dispersion 30min～60min; Ball milling 12h obtains transparent heat-insulated UV light-cured polyurethane coating.The percentage ratio that each raw materials quality accounts for the raw material total mass is:
Nano powder slurry: 40～50%
Light-cured resin: 40～60%
Skimmer: 0.2～0.5%
Thickening material 0.2～0.5%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105827277A CN102533091A (en) | 2010-12-10 | 2010-12-10 | Transparent heat-insulation ultraviolet (UV) photocuring polyurethane coating capable of being used in building windows and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105827277A CN102533091A (en) | 2010-12-10 | 2010-12-10 | Transparent heat-insulation ultraviolet (UV) photocuring polyurethane coating capable of being used in building windows and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102533091A true CN102533091A (en) | 2012-07-04 |
Family
ID=46341180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105827277A Pending CN102533091A (en) | 2010-12-10 | 2010-12-10 | Transparent heat-insulation ultraviolet (UV) photocuring polyurethane coating capable of being used in building windows and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102533091A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105051112A (en) * | 2013-03-29 | 2015-11-11 | Dic株式会社 | Urethane resin composition, coating agent, and article |
| CN105153919A (en) * | 2015-10-22 | 2015-12-16 | 丁玉琴 | Preparation method of fast-curing washable UV coating |
| CN106243988A (en) * | 2016-08-29 | 2016-12-21 | 南京工业大学 | High solid content water ultraviolet curing transparent insulating moulding coating and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101423677A (en) * | 2008-12-18 | 2009-05-06 | 江南大学 | Method for preparing transparent and heat insulating water ultraviolet curing coating |
| CN101423676A (en) * | 2008-12-18 | 2009-05-06 | 江南大学 | Method for preparing non-toxic visible ultraviolet heat insulating UV coating material |
| CN101747672A (en) * | 2009-12-31 | 2010-06-23 | 江南大学 | Preparation method of heat-resisting transparent heat-insulation UV-curing coating |
| CN101760110A (en) * | 2010-02-11 | 2010-06-30 | 南京海泰纳米材料有限公司 | Ultraviolet curing nano transparent heat-insulation composite coating |
-
2010
- 2010-12-10 CN CN2010105827277A patent/CN102533091A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101423677A (en) * | 2008-12-18 | 2009-05-06 | 江南大学 | Method for preparing transparent and heat insulating water ultraviolet curing coating |
| CN101423676A (en) * | 2008-12-18 | 2009-05-06 | 江南大学 | Method for preparing non-toxic visible ultraviolet heat insulating UV coating material |
| CN101747672A (en) * | 2009-12-31 | 2010-06-23 | 江南大学 | Preparation method of heat-resisting transparent heat-insulation UV-curing coating |
| CN101760110A (en) * | 2010-02-11 | 2010-06-30 | 南京海泰纳米材料有限公司 | Ultraviolet curing nano transparent heat-insulation composite coating |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105051112A (en) * | 2013-03-29 | 2015-11-11 | Dic株式会社 | Urethane resin composition, coating agent, and article |
| CN105051112B (en) * | 2013-03-29 | 2017-10-10 | Dic株式会社 | Urethane resin compositions, smears and article |
| CN105153919A (en) * | 2015-10-22 | 2015-12-16 | 丁玉琴 | Preparation method of fast-curing washable UV coating |
| CN106243988A (en) * | 2016-08-29 | 2016-12-21 | 南京工业大学 | High solid content water ultraviolet curing transparent insulating moulding coating and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103525320B (en) | Thermochromism PVB intermediate coat and preparation method thereof | |
| CN102863917A (en) | Polyvinyl butyral transparent film and preparation method thereof | |
| CN101906261B (en) | Thermal insulating glass coating with high leveling property | |
| CN101538444A (en) | Water-based nano heat insulating coating used for glass and preparation method thereof | |
| Zhang et al. | Experimental study of indoor light/thermal environment with spectrally selective windows using ATO nanofluids in winter | |
| CN102557537A (en) | Inorganic thermal insulation mortar and preparation method thereof | |
| CN101531854A (en) | Nanometer glass heat-insulating film and manufacturing method thereof | |
| CN102120900A (en) | Ultraviolet curing nano transparent heat-insulating composite coating | |
| CN105713238A (en) | Nano-composite optothermal response system, resin material and smart glass | |
| CN108504271A (en) | A kind of preparation method of intelligent power saving composite membrane | |
| CN102533091A (en) | Transparent heat-insulation ultraviolet (UV) photocuring polyurethane coating capable of being used in building windows and preparation method thereof | |
| CN102766366B (en) | Reflective insulation coating | |
| Tsilingiris | Design, analysis and performance of low-cost plastic film large solar water heating systems | |
| CN100371402C (en) | Infrared resistant coating and preparation process | |
| Ye et al. | Numerical study on thermal comfort and energy-saving potential of a prefabricated temporary house integrated with composite phase change materials | |
| CN105419531A (en) | Preparing method of superhigh-sunshine reflectance ratio coating | |
| CN102336528A (en) | Vanadium dioxide film, its preparation and its application | |
| CN101851461B (en) | Double-component waterborne polyurethane glass transparent insulating coating | |
| CN104371443A (en) | Water-based solar heat-reflecting paint and preparation method thereof | |
| CN204115267U (en) | The circulatory system of a kind of energy storage, heating, refrigeration | |
| CN102042690A (en) | Light-controlled constant-temperature nonpressurized detachable solar water heater | |
| CN102260442A (en) | Water-based solar heat radiation reflective paint and preparation process thereof | |
| CN103245079A (en) | Vacuum-tube-type split solar water heater | |
| CN201306101Y (en) | Winter and summer double-duty intelligent window and curtain wall of thermal resistance and heating | |
| CN102360232B (en) | Light-tracking solar-powered mobile phone-controlled automatic heating method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120704 |