CN103408863B - A kind of infrared reflective material and obtained film thereof - Google Patents
A kind of infrared reflective material and obtained film thereof Download PDFInfo
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- CN103408863B CN103408863B CN201310307406.XA CN201310307406A CN103408863B CN 103408863 B CN103408863 B CN 103408863B CN 201310307406 A CN201310307406 A CN 201310307406A CN 103408863 B CN103408863 B CN 103408863B
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Abstract
A kind of infrared reflective material and obtained film thereof.The present invention relates to a kind of infrared reflective material, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 30-60 part, epoxy soybean oil 1-10 part, nano indium tin metal oxide 0.1-5 part, thermo-stabilizer 1-10 part, static inhibitor 0.1-5 part.Infrared reflective material provided by the invention, the reflectivity of its Infrared is high, and the transmitance of visible rays is high, heat-resisting, meets insulation requirement.
Description
Technical field
The present invention relates to a kind of infrared reflective material and obtained film thereof, particularly relate to infrared reflective material and obtained film thereof that a kind of PVC is major ingredient.
Background technology
The mode of heat trnasfer has three kinds, is respectively conduction, convection current and radiation.Solar radiant heat is the main heating source of ectocrine body heat process.
According to wavelength length, sunlight can be divided into UV-light, visible ray and infrared rays.Ultraviolet wavelength is less than 400nm, accounts for 5% of total solar energy.Visible wavelength, at 400 ~ 760nm, accounts for 45% of total solar energy.And ultrared wavelength is greater than 760nm, account for 50% of total solar energy.Infrared rays is also called infrared emanation, and being found in 1800 by Germany scientist He Xieer, is the one in obscue rays numerous in solar ray, is to cause object to absorb the principal element producing heat after sun power.
A large amount of thermal radiations that the infrared light that object receives sends, can make surface temperature raise, bring problems and inconvenience to the daily life of the mankind.As the heat energy that car surface receives, the temperature in car is raised, reduce the work-ing life of comfort level in wheel house and automobile.Some pressures vessels for the chemical industry and outdoor reactor, particularly in summer of sweltering heat because being subject to the direct irradiation of sunlight, surface temperature raises, and pot liquid temperature increases, and brings certain danger.In addition, high temperature is also unfavorable for grain, vegetables, the storage of medicine, accelerates the aging and degradation process of the burn into of material, reduces the work-ing life of material, limit the application of some material.
In order to tackle high temperature, the various equipment of people's choice for use makes temperature be reduced to suitable degree, and this is conducive to the raising promoting people's living standard, and what also contribute to prolongation article deposits the time limit.But we should see the power consumption therefore brought.In particularly every summer, the energy that the cooling system such as air-conditioning, fan consumes, accounts for 20% of annual energy consumption, causes great waste.We need badly find a kind of meet environmental protection, energy-conservation concept product to reach cooling-down effect.
For the main heating source of ectocrine body heat process, utilize reflection characteristic, different with the surface appearance of object according to the reflectivity of object, the infrared reflective material of high-reflectivity can be made, with the form reflected, change the transmission direction of radiating capacity.
Now, have both at home and abroad much about the research of infrared external reflection product, also have the product of a lot of infrared external reflection on the market, such as infrared reflecting paint, infrared external reflection glass and infrared external reflection plate etc.But, then fewer to the research of infrared external reflection PVC film.The infrared external reflection PVC film with function of heat reflection can make up the limitation of infrared external reflection product suitable application area in the past, and the development of infrared external reflection PVC film has very important meaning.
Summary of the invention
The object of the present invention is to provide a kind of infrared reflective material, the reflectivity of its Infrared is high, and the transmitance of visible rays is high, heat-resisting, meets insulation requirement.
Infrared reflective material provided by the present invention, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 30-60 part, be such as 33 parts, 36 parts, 39 parts, 42 parts, 45 parts, 48 parts, 53 parts, 56 parts, 58 parts etc., epoxy soybean oil 1-10 part, be such as 3 parts, 5 parts, 7 parts, 8 parts, 9 parts etc., nano indium tin metal oxide 0.1-5 part, be such as 0.4 part, 0.9 part, 1.3 part, 1.7 part, 2.1 part, 2.6 part, 3 parts, 3.5 part, 3.8 part, 4.2 part, 4.7 parts etc., thermo-stabilizer 1-10 part, be such as 2 parts, 4 parts, 6 parts, 7 parts, 8.5 part, 9 parts etc., static inhibitor 0.1-5 part, be such as 0.3 part, 0.6 part, 0.9 part, 1.4 part, 1.6 part, 1.8 part, 2.5 part, 2.7 part, 3.3 part, 3.6 part, 4 parts, 4.3 part, 4.6 part, 4.9 parts etc.
As optimal technical scheme, infrared reflective material of the present invention, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 40-60 part, epoxy soybean oil 2-5 part, nano indium tin metal oxide 0.5-2 part, thermo-stabilizer 1-5 part, static inhibitor 0.1-2 part.
As optimal technical scheme, infrared reflective material of the present invention, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 50 parts, epoxy soybean oil 4 parts, nano indium tin metal oxide 1 part, thermo-stabilizer 3 parts, 1 part, static inhibitor.
Polyvinyl chloride, is called for short PVC(Polyvinylchloridepolymer), being the thermoplastic resin be polymerized under initiator effect by vinylchlorid, is the homopolymer of vinylchlorid.PVC has the dielectric properties of good mechanical property, tensile strength and excellence, but the poor stability to light and heat, and therefore needing to add thermo-stabilizer increases its stability to light and heat.
Thermo-stabilizer is that a class can suppress polymkeric substance that the material of thermal ageing occurs in processing with use procedure.Normally inorganics or organometallic compound, as the compound of cadmium, barium and zinc, non-sulphur organotin, sulfur-bearing organotin, dibasic lead stearate, hydration lead sulfate tribasic, Dythal, dibasic lead phosphite etc.The thermo-stabilizer that the present invention preferably uses is barium, zinc, calcium, cadmium, one kind or two or more mixture in plumbous organic compound, the more preferably organic compound of barium, zinc.
The present invention adopts trioctyl trimellitate (TOTM) to replace normally used o-phthalic acid dibutyl ester softening agent (DOP).The volatility of trioctyl trimellitate (TOTM) is low, 7 days thermal ageing tests at 136 DEG C, and heat volatilization only has 4.4%, is excellent far beyond bis(pentaerythritolester).Have resistance to thermal endurance two kinds of features, transport property is less than polyester plasticizer simultaneously, and resistance to suds extraction performance is also much better than polyester plasticizer, and thermostability and intermiscibility, processibility, low temperature properties are also excellent compared with polyester plasticizer.Consistency, processibility, low-temperature performance etc. are similar to again phthalic acid lipid, so it has the advantage of monomer-plasticizer and polyester type plasticizer.Be applicable to vinyl chloride copolymer, nitrocellulose, ethyl cellulose, the multiple plastics such as polymethylmethacrylate.
Epoxy soybean oil is that the non-toxic plasticizer of polyvinyl chloride is held concurrently stablizer, and good with polyvinyl chloride resin consistency, volatility is low, transport property is little.Have excellent thermostability and light stability, water tolerance and oil-proofness are also good, can give the good physical strength of goods, weathering resistance and electrical property, and nontoxicity.General oxirane value is higher, and thermotolerance is better, and iodine value is lower then better with the compatibility of PVC, is more not easy to separate out.Oxirane value >=6.0% of the epoxy soybean oil that the present invention is used, iodine number≤3.
Nano indium tin metal oxide (ITO), there is good electroconductibility and the transparency, harmful electron radiation, ultraviolet and far infrared rays can be cut off, there is good perviousness to the visible ray of 500 ~ 800nm wavelength, but have extremely strong reflection potential to the infrared light of 1250 ~ 1800nm.The present invention adds ITO can make the nano composite material obtained have high-reflectivity to infrared light, has good effect of heat insulation to sunlight simultaneously.
Static inhibitor is that a class can reduce material or product surface resistance and volume resistance, and appropriateness improves electroconductibility, stops the material of electrostatic accumulation.Static inhibitor polyphyly tensio-active agent, can make frosting affinity moisture, ionogenic surfactant also has electric action, and electrostatic thus can be made to leak in time.Conventional static inhibitor has the derivative of amine, and quaternary ammonium salt, the nonionogenic tenside of the ionogenic surfactant of sulfuric ester, phosphoric acid ester etc. and the derivative of polyethylene glycols etc., the present invention preferably uses non-ionic antistatic agent.
The present invention combines the material obtaining properties of infrared reflection excellence according to a certain percentage by above-mentioned predetermined substance, expanded the field of infrared external reflection product, compensate for infrared external reflection poor effect in the past or the higher defect of cost simultaneously.
As optimal technical scheme, infrared reflective material of the present invention, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 30-60 part, epoxy soybean oil 1-10 part, nano indium tin metal oxide 0.1-5 part, the one kind or two or more mixture 1-10 part in barium, zinc, calcium, cadmium, plumbous organic compound, non-ionic antistatic agent 0.1-5 part.
As optimal technical scheme, infrared reflective material of the present invention, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 40-60 part, epoxy soybean oil 2-5 part, nano indium tin metal oxide 0.5-2 part, the one kind or two or more mixture 1-5 part in barium, zinc, calcium, cadmium, plumbous organic compound, non-ionic antistatic agent 0.1-2 part.
As optimal technical scheme, infrared reflective material of the present invention, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 50 parts, epoxy soybean oil 4 parts, nano indium tin metal oxide 1 part, 3 parts, one kind or two or more mixture in barium, zinc, calcium, cadmium, plumbous organic compound, non-ionic antistatic agent 1 part.
Infrared reflective material of the present invention can optionally add the additives for plasticss such as tinting material, lubricant, filler, has specific character to make goods.
An object of the present invention is also to provide the preparation method of described infrared reflective material, comprises the steps:
A () is prepared burden according to described ratio, mixing;
B step (a) gained compound is dropped into stirrer and stirs by ();
C the material after () stirring, through mixing, opened the rear filtration of refining and get final product;
Preferably, described step (c) process is as follows: the material after stirring enters mixer mixing, then enters mill and opens refining, eventually passes filter and filters and get final product; Or be: it is mixing that the material after stirring enters multiple screw extruder, opens the rear filtration of refining and get final product.
The film that an object of the present invention is also to provide described infrared reflective material to obtain.
Described film uses rolling press to carry out film forming.
Infrared reflective material provided by the present invention, the reflectivity of its Infrared is high, and the transmitance of visible rays is high, heat-resisting, meets insulation requirement.The present invention adopts traditional films molding mode, as rolling process is shaping, must not adopt the contour cost process of vacuum splashing and plating ITO, also can utilize the ITO waste target material of vacuum splashing and plating simultaneously; In addition, the product that the present invention obtains can adopt mode and the glass adhesion of negative-pressure adsorption, glue must not adopted to adhere to, have more price and environment-friendly advantage.
Embodiment
For ease of understanding the present invention, it is as follows that the present invention enumerates embodiment.Those skilled in the art should understand, described embodiment only understands the present invention for helping, and should not be considered as concrete restriction of the present invention.
As no specific instructions, various raw material of the present invention all can be obtained by commercially available; Or prepare according to the ordinary method of this area.Unless otherwise defined or described herein, all specialties used herein and scientific words and those skilled in the art the same meaning be familiar with.In addition any method similar or impartial to described content and material all can be applicable in the inventive method.
The experimental technique of unreceipted actual conditions in the following example, measures according to national standard usually.If there is no corresponding national standard, then according to general international standard, normal condition or carry out according to the condition that manufacturer advises.Unless otherwise indicated, otherwise all numbers are weight part, and all per-cent is weight percentage.
Embodiment 1
By weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 30 parts, epoxy soybean oil 10 parts, nano indium tin metal oxide 0.1 part, composite calcium zinc thermo-stabilizer 2.5 parts, 5 parts, static inhibitor.
Method provided by the invention is utilized to obtain material.
Embodiment 2
By weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 60 parts, epoxy soybean oil (oxirane value 6.3%, iodine number 2.5) 1 part, nano indium tin metal oxide 5 parts, composite calcium zinc thermo-stabilizer 2.5 parts, non-ionic antistatic agent 0.5 part.
Method provided by the invention is utilized to obtain material.
Embodiment 3
By weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 50 parts, epoxy soybean oil (oxirane value 7.3%, iodine number 2.1) 4 parts, nano indium tin metal oxide 1 part, 2 ethyl hexanoic acid barium 3 parts, Sorbitol Powder 1 part.
Method provided by the invention is utilized to obtain material.
Embodiment 4
By weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 50 parts, epoxy soybean oil (oxirane value 6.6%, iodine number 2.4) 4 parts, nano indium tin metal oxide 0.2 part, calcium stearate 3 parts, glycollic amide 1 part.
Method provided by the invention is utilized to obtain material.
Embodiment 5
By weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 50 parts, epoxy soybean oil (oxirane value 6.5%, iodine number 2.7) 4 parts, nano indium tin metal oxide 0.5 part, Dythal 3 parts, polyoxyethylene sorbitol lanolin derivative 1 part.
Method provided by the invention is utilized to obtain material.
Embodiment 6
By weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 50 parts, epoxy soybean oil (oxirane value 7.0%, iodine number 2.1) 4 parts, nano indium tin metal oxide 0.8 part, dibasic lead phosphite 3 parts, anhydrous sorbitol laurate 1 part.
Method provided by the invention is utilized to obtain material.
Embodiment 7
By weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 40 parts, epoxy soybean oil (oxirane value 6.8%, iodine number 2.3) 2 parts, nano indium tin metal oxide 2 parts, phenylformic acid cadmium 5 parts, polyoxyethylene oxypropylene oleic acid ester 0.5 part.
Method provided by the invention is utilized to obtain material.
Embodiment 8
By weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 35 parts, epoxy soybean oil (oxirane value 7.8%, iodine number 1.8) 5 parts, nano indium tin metal oxide 0.5 part, dibasic lead stearate 2 parts, PCE 2 parts.
Method provided by the invention is utilized to obtain material.
Performance Detection: embodiment 1-8 is obtained film by method provided by the invention, film the present invention obtained and vacuum splashing and plating product carry out transmittance and infrared transmittivity detects, and acquired results is in table 1.
Table 1
| Interventions Requested | Transmittance/% | Infrared transmittivity/% |
| Embodiment 1 | 84 | 45 |
| Embodiment 2 | 88 | 40 |
| Embodiment 3 | 83 | 31 |
| Embodiment 4 | 80 | 52 |
| Embodiment 5 | 80 | 37 |
| Embodiment 6 | 82 | 28 |
| Embodiment 7 | 81 | 39 |
| Embodiment 8 | 77 | 44 |
| Vacuum splashing and plating product | 89 | 35 |
The transmittance of the film obtained by the present invention and infrared transmittivity and vacuum splashing and plating product substantially suitable, the cost of the present invention far below vacuum splashing and plating has obtained the effect material suitable with vacuum splashing and plating product, greatly reduce product cost, can scale operation be realized.
Applicant states, the present invention illustrates detailed process equipment and process flow process of the present invention by above-described embodiment, but the present invention is not limited to above-mentioned detailed process equipment and process flow process, namely do not mean that the present invention must rely on above-mentioned detailed process equipment and process flow process and could implement.Person of ordinary skill in the field should understand, any improvement in the present invention, to equivalence replacement and the interpolation of ancillary component, the concrete way choice etc. of each raw material of product of the present invention, all drops within protection scope of the present invention and open scope.
Claims (7)
1. an infrared reflective material, is characterized in that, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 30-60 part, epoxy soybean oil 1-10 part, nano indium tin metal oxide 0.1-5 part, thermo-stabilizer 1-10 part, static inhibitor 0.1-5 part;
Described thermo-stabilizer is the one kind or two or more mixture in barium, zinc, calcium, cadmium, plumbous organic compound; Described static inhibitor is non-ionic antistatic agent;
Described infrared reflective material is adopted and is prepared with the following method, and described method comprises the steps:
A () is prepared burden according to described ratio, mixing;
B step (a) gained compound is dropped into stirrer and stirs by ();
C the material after () stirring, through mixing, opened the rear filtration of refining and get final product.
2. infrared reflective material according to claim 1, is characterized in that, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 40-60 part, epoxy soybean oil 2-5 part, nano indium tin metal oxide 0.5-2 part, thermo-stabilizer 1-5 part, static inhibitor 0.1-2 part.
3. infrared reflective material according to claim 1, is characterized in that, by weight containing following component: polyvinyl chloride 100 parts, trioctyl trimellitate 50 parts, epoxy soybean oil 4 parts, nano indium tin metal oxide 1 part, thermo-stabilizer 3 parts, 1 part, static inhibitor.
4. the preparation method of the infrared reflective material described in any one of claim 1-3, comprises the steps:
A (), according to ratio batching described in any one of claim 1-3, mixes;
B step (a) gained compound is dropped into stirrer and stirs by ();
C the material after () stirring, through mixing, opened the rear filtration of refining and get final product.
5. preparation method according to claim 4, is characterized in that, described step (c) process is as follows: the material after stirring enters mixer mixing, then enters mill and opens refining, eventually passes filter and filters and get final product; Or be: it is mixing that the material after stirring enters multiple screw extruder, opens the rear filtration of refining and get final product.
6. the film that the infrared reflective material described in any one of claim 1-3 is obtained.
7. film according to claim 6, is characterized in that, uses rolling press to carry out film forming.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103819851A (en) * | 2014-03-06 | 2014-05-28 | 江苏大海塑料股份有限公司 | High-temperature resistant and viscidity resistant membrane |
| CN103819850A (en) * | 2014-03-06 | 2014-05-28 | 江苏大海塑料股份有限公司 | Self-suction static film |
| CN103834122A (en) * | 2014-03-06 | 2014-06-04 | 江苏大海塑料股份有限公司 | High-strength anti-puncture wrapping film |
| CN106046626A (en) * | 2016-08-15 | 2016-10-26 | 东莞市悠悠美居家居制造有限公司 | Polyvinyl chloride electrostatic film and preparation method thereof |
| CN107501790B (en) * | 2017-08-29 | 2020-04-03 | 广东天安新材料股份有限公司 | PVC film and preparation method thereof |
| TR202001552A2 (en) * | 2020-02-03 | 2021-08-23 | Aksa Akrilik Kimya Sanayii Anonim Sirketi | |
| CN111647188B (en) * | 2020-06-08 | 2022-11-04 | 宁波六麦新材料科技有限公司 | Flexible environment-friendly high-temperature-resistant protective film and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1951985A (en) * | 2006-10-20 | 2007-04-25 | 南京工业大学 | Transparent heat-insulating film and its preparing process |
| CN101157829A (en) * | 2007-09-21 | 2008-04-09 | 南亚塑胶工业股份有限公司 | Heat-proof polychloroethylene transparent adhesive tape |
| CN102529261A (en) * | 2011-12-15 | 2012-07-04 | 绵阳龙华薄膜有限公司 | Light reflection film |
-
2013
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1951985A (en) * | 2006-10-20 | 2007-04-25 | 南京工业大学 | Transparent heat-insulating film and its preparing process |
| CN101157829A (en) * | 2007-09-21 | 2008-04-09 | 南亚塑胶工业股份有限公司 | Heat-proof polychloroethylene transparent adhesive tape |
| CN102529261A (en) * | 2011-12-15 | 2012-07-04 | 绵阳龙华薄膜有限公司 | Light reflection film |
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Application publication date: 20131127 Assignee: Guangdong Yaoda Financial Leasing Co., Ltd Assignor: GUANGDONG TIANAN NEW MATERIAL Co.,Ltd. Contract record no.: X2020980005499 Denomination of invention: A kind of infrared reflecting material and its film Granted publication date: 20151209 License type: Exclusive License Record date: 20200828 |
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