CN108976668A - A kind of solar heat reflecting and heat insulating film and preparation method thereof - Google Patents
A kind of solar heat reflecting and heat insulating film and preparation method thereof Download PDFInfo
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- CN108976668A CN108976668A CN201810906509.0A CN201810906509A CN108976668A CN 108976668 A CN108976668 A CN 108976668A CN 201810906509 A CN201810906509 A CN 201810906509A CN 108976668 A CN108976668 A CN 108976668A
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K3/346—Clay
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
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- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/22—Expanded, porous or hollow particles
- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/28—Glass
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Abstract
The present invention relates to a kind of solar heat reflecting and heat insulating film and preparation method thereof, the thermal insulation film makes film have excellent solar heat reflection performance mainly using polyvinyl chloride as base-material, by adding the rutile titanium dioxide with high reflectance and high covering power；And rutile titanium dioxide is cooperated to use by a certain percentage blanc fixe, talcum powder, ultra-fine calcium powder, kaolin, while improving entire filler systems to solar heat reflection performance, additionally it is possible to reduce the cost of filler systems.Certain time is mixed in above-mentioned base-material, filler and auxiliary agent in high speed disperser, double roll mill is then added mixture to and carries out mill processing, calendering process is finally carried out to material using calender, solar heat reflecting and heat insulating film is made.The present invention effectively realizes the higher value application of polyvinyl chloride, and the solar heat reflecting and heat insulating film high comprehensive performance of preparation, preparation process is simple, and production cost is low.
Description
Technical field
The present invention relates to functional PVC films and preparation method thereof, and in particular to a kind of solar heat reflecting and heat insulating film and its
Preparation method.
Background technique
The sun is vital for the production and living of the mankind, but strong solar radiation can also give us
Daily life and industrial production bring many inconvenience.Such as: under hot environment, the exterior wall and roof temperature of building can be fast
Speed increases, and so as to cause the sharp increase of room temperature, affects the comfort level of inhabitation；As the inside temperature of this type objects of metal storage tank
Degree can also steeply rise with the raising of external skin temperatures, it is also possible to the danger that can be exploded when reaching certain certain value
Danger；In addition strong solar radiation also can carry out many inconvenience to the storage of our food and conveyer belt.In order to reduce interior of articles
Environment temperature, the energy consumption of the refrigeration cool-downs equipment such as air-conditioning, spray can inevitably increase, so as to cause global warming
This serious problem.Energy object so can also be reduced while effectively reducing interior of articles environment temperature in order to reach
The purpose of the consumption of matter, this environmentally protective packaging and ornament materials --- solar heat reflecting and heat insulating film just comes into being.
Summary of the invention
For problem set forth above, the present invention is intended to provide a kind of solar heat reflecting and heat insulating film and preparation method thereof,
The formula of solar heat reflecting and heat insulating film has been determined, has established a kind of preparation approach of solar heat reflecting and heat insulating film.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of solar heat reflecting and heat insulating film, including following raw material: 10-20 parts of titanium dioxides, 5-20 parts of hollow glass are micro-
Ball, 15-30 part talcum powder, 10-20 parts of blanc fixes, 15-20 parts of ultra-fine calcium powders, 15-20 parts of kaolin are with filler weight
Benchmark X, the weight of base-material are 300-330% X, and the weight of heat stabilizer is 8-10% X, and plasticizer weight is 110-130% X.
Further, titanium dioxide used is a kind of rutile titanium dioxide produced using chloride process, is had
High reflectance and high covering power (>=30 m2/ kg) and splendid weatherability.
Further, it is free flowable fine white powder, microcosmic knot that hollow glass micro-ball used, which is a kind of appearance,
Structure shows as a kind of hollow ball structure, and partial size has extremely low thermal coefficient and lower oil absorbency between 10-75 μm
(0.4-0.5g/cm3).
Further, blanc fixe used be it is a kind of by barium sulfide solution and remove calcium, the saltcake solution after magnesium mixes
Through product made from drying and crushing after conjunction, whiteness >=90 of talcum powder, refractoriness with higher, average grain diameter is in 1250 mesh
Left and right, ultra-fine calcium powder are a kind of stearic acid modified calcite type calcium carbonate upgrading products, and partial size is in 1250 mesh or so, kaolinite
Soil is a kind of aluminosilicate clays mineral products, and average grain diameter is in 1250 mesh or so.
Further, heat stabilizer used is a kind of epoxidized soybean oil, is a kind of glutinous thick liquid of yellow under room temperature,
It is good with resin compatible, there is lower volatility, plasticizer is a kind of high polymer of dioctyl phthalate, plasticizing efficiency
It is high.
Further, base-material used is a kind of polyvinyl chloride, and appearance is white powder, and whiteness >=87, glutinous number is
107-118 ml/g, average degree of polymerization 1200-1500.
Further, the invention also includes a kind of preparation method of solar heat reflecting and heat insulating film, include the following steps:
(1) by the rutile titanium dioxide of parts by weight described in claim 1, hollow glass micro-ball, talcum powder, barium sulfate, super
Thin calcium powder, kaolin, polyvinyl chloride, heat stabilizer and plasticizer are added in high-speed mixer and are mixed and stirred for, and stir
Mixing revolving speed is 1000 r/min, and mixing time is 30 min.
(2) uniformly mixed mixture is added to progress mill processing, processing temperature 145- in double roll mill
165 DEG C, until mixture has good mobility, and surface is smooth and no cracking.
(3) calendering process being carried out to material using calender, rolling temperature is 160-210 DEG C, then through cooling and winding,
To which solar heat reflecting and heat insulating film be made.
Beneficial effects of the present invention:
(1) a kind of solar heat reflecting and heat insulating film combinations of the invention devise to sunlight filler with high reflectivity with lead
The compound system of the extremely low hollow glass micro-ball material of hot coefficient, from optics and thermodynamic (al) analytic angle, establishing property
The preparation method of solar heat reflecting and heat insulating film that can be excellent.
(2) filled used by a kind of solar heat reflecting and heat insulating film of the invention is that nontoxic inorganic mineral is former
Material and its derived material, cost of material is cheap and easily obtains, and is practically free of toxic organic volatile matter, lower production costs.
(3) method that a kind of solar heat reflecting and heat insulating film of the invention mixes film forming with base-material using directly addition filler
It is made, preparation method is simple and easy, and film obtained has excellent solar heat reflecting and heat insulating performance, and has preferable
Heat-resisting and weatherability even more imparts igelite higher value application, realizes product up-gradation.
Specific embodiment
The invention will be further described with reference to embodiments.
Thermal insulation film of the invention has high reflectance and high covering power mainly using polyvinyl chloride as base-material, by addition
Rutile titanium dioxide make film have excellent solar heat reflection performance；And by blanc fixe, talcum powder, ultra-fine
Calcium powder, kaolin cooperate rutile titanium dioxide to use by a certain percentage, are improving entire filler systems to solar heat reflection
While performance, additionally it is possible to reduce the cost of filler systems；Secondly, the hollow glass micro-ball of addition has extremely low thermally conductive system
Number is capable of the conduction of effective trap heat, therefore the film prepared has excellent solar heat reflecting and heat insulating performance.Finally, adding
Heat stabilizers and plasticizer make film have excellent thermal stability and preferable mechanical property.By above-mentioned base-material, filler and
Certain time is mixed in auxiliary agent in high speed disperser, then adds mixture to double roll mill and carries out mill processing,
Calendering process is finally carried out to material using calender, solar heat reflecting and heat insulating film is made.
In following specific embodiments, weighing filler gross mass is 30kg, other material qualities are claimed by above-mentioned weight ratio
It takes.
Embodiment 1
(1) 90kg polyvinyl chloride, 6kg rutile titanium dioxide, 6kg hollow glass micro-ball, 4.5kg talcum powder, 3kg are weighed
The ultra-fine calcium powder of barium sulfate, 4.5kg, 6kg kaolin, 3kg stabilizer and 33kg plasticizer are added to mixing in high-speed mixer and stir
It mixes, mixing speed 1000r/min, mixing time 30min.
(2) above-mentioned uniformly mixed mixture is added in double roll mill and carries out mill processing, processing temperature is
145-165 DEG C, until mixture has good mobility, and surface is smooth and no cracking.
(3) calendering process being carried out to material using calender, rolling temperature is 160-210 DEG C, then through cooling and winding,
To which solar heat reflecting and heat insulating film be made.
Embodiment 2
(1) 95kg polyvinyl chloride, 3kg rutile titanium dioxide, 9kg hollow glass micro-ball, 4.5kg talcum powder, 3kg sulphur are weighed
The ultra-fine calcium powder of sour barium, 4.5kg, 6kg kaolin, 2.4kg stabilizer and 39kg plasticizer are added to mixing in high-speed mixer and stir
It mixes, mixing speed 1000r/min, mixing time 30min.
(2) above-mentioned uniformly mixed mixture is added in double roll mill and carries out mill processing, processing temperature is
145-165 DEG C, until mixture has good mobility, and surface is smooth and no cracking.
(3) calendering process being carried out to material using calender, rolling temperature is 160-210 DEG C, then through cooling and winding,
To which solar heat reflecting and heat insulating film be made.
Embodiment 3
(1) 99kg polyvinyl chloride, 4.5kg rutile titanium dioxide, 3kg hollow glass micro-ball, 6kg talcum powder, 4.5kg are weighed
The ultra-fine calcium powder of barium sulfate, 6kg, 6kg kaolin, 2.7kg stabilizer and 35kg plasticizer are added to mixing in high-speed mixer and stir
It mixes, mixing speed 1000r/min, mixing time 30min.
(2) above-mentioned uniformly mixed mixture is added in double roll mill and carries out mill processing, processing temperature is
145-165 DEG C, until mixture has good mobility, and surface is smooth and no cracking.
(3) calendering process being carried out to material using calender, rolling temperature is 160-210 DEG C, then through cooling and winding,
To which solar heat reflecting and heat insulating film be made.
To sum up, a large amount of filler with high reflectivity is added in solar heat reflecting and heat insulating film of the invention, it can
To visible region and near infrared region, that is, the wavelength often said is in the sunlight in this wave-length coverage of 380-1500 nm
Effectively reflected.In addition to this, the hollow glass micro-ball of addition has extremely low thermal coefficient, can effectively prevent heat
The conduction of amount, to reduce the temperature of interior of articles environment.The present invention is inquiring into solar heat reflecting and heat insulating film in production process
In crucial common problem on the basis of, be to the type of solar heat reflecting and heat insulating thin film filling, partial size and its proportion
The experimental study of system.The results show can effectively improve interior of articles by research and development solar heat reflecting and heat insulating film
While environment temperature, additionally it is possible to realize energy-saving and emission-reduction, reduce the consumption of the energy, impart the high-valued benefit of igelite
With promotion industrial upgrading and optimization, the sustainable development for the industry of China's functional film provides theoretical foundation and technology branch
Support.
Claims (10)
1. a kind of solar heat reflecting and heat insulating film, it is characterised in that: main film body formula are as follows:
10-20 parts of titanium dioxides, 5-20 parts of hollow glass micro-balls, 15-30 parts of talcum powder, 10-20 parts of blanc fixes, 15-20 parts
Ultra-fine calcium powder, 15-20 part kaolin, using filler weight as benchmark X, the weight of base-material is 300-330% X, the weight of heat stabilizer
Amount is 8-10% X, and plasticizer weight is 110-130% X.
2. a kind of solar heat reflecting and heat insulating film according to claim 1, it is characterised in that: the titanium dioxide is a kind of
The rutile titanium dioxide produced using chloride process.
3. a kind of solar heat reflecting and heat insulating film according to claim 1, it is characterised in that: the hollow glass micro-ball
It is a kind of appearance is free flowable fine white powder, microstructure shows as a kind of hollow ball structure, and partial size is in 10-75
Between μm.
4. a kind of solar heat reflecting and heat insulating film according to claim 1, it is characterised in that: the blanc fixe is
It is a kind of as barium sulfide solution with remove calcium, after the saltcake solution after magnesium mixes through product made from drying and crushing.
5. a kind of solar heat reflecting and heat insulating film according to claim 1, it is characterised in that: the whiteness of the talcum powder
>=90, average grain diameter is 1250 mesh.
6. a kind of solar heat reflecting and heat insulating film according to claim 1, it is characterised in that: the ultra-fine calcium powder is one
The stearic acid modified calcite type calcium carbonate upgrading products of kind, partial size are 1250 mesh.
7. a kind of solar heat reflecting and heat insulating film according to claim 1, it is characterised in that: the kaolin is a kind of
Aluminosilicate clays mineral products, average grain diameter are 1250 mesh.
8. a kind of solar heat reflecting and heat insulating film according to claim 1, it is characterised in that: the heat stabilizer is one
Kind epoxidized soybean oil, plasticizer are a kind of high polymer of dioctyl phthalate.
9. a kind of solar heat reflecting and heat insulating film according to claim 1, it is characterised in that: the base-material is a kind of poly-
Vinyl chloride, appearance are white powder, and whiteness >=87, sticking number is 107-118 ml/g, average degree of polymerization 1200-1500.
10. a kind of method for preparing a kind of solar heat reflecting and heat insulating film described in claim 1, which is characterized in that including such as
Lower step:
(1) filler, base-material, heat stabilizer and plasticizer are added in high-speed mixer and are mixed and stirred for；
(2) uniformly mixed mixture is added to progress mill processing, processing temperature 145-165 in double roll mill
DEG C, until mixture has good mobility, and surface is smooth and no cracking；
(3) calendering process being carried out to material using calender, rolling temperature is 160-210 DEG C, then through cooling and winding, thus
Solar heat reflecting and heat insulating film is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810906509.0A CN108976668A (en) | 2018-08-10 | 2018-08-10 | A kind of solar heat reflecting and heat insulating film and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810906509.0A CN108976668A (en) | 2018-08-10 | 2018-08-10 | A kind of solar heat reflecting and heat insulating film and preparation method thereof |
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| Publication Number | Publication Date |
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| CN108976668A true CN108976668A (en) | 2018-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810906509.0A Pending CN108976668A (en) | 2018-08-10 | 2018-08-10 | A kind of solar heat reflecting and heat insulating film and preparation method thereof |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107286496A (en) * | 2016-04-11 | 2017-10-24 | 太原市誉远涂料有限公司 | A kind of composition and heat-barrier material for being used to prepare heat-barrier material |
-
2018
- 2018-08-10 CN CN201810906509.0A patent/CN108976668A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107286496A (en) * | 2016-04-11 | 2017-10-24 | 太原市誉远涂料有限公司 | A kind of composition and heat-barrier material for being used to prepare heat-barrier material |
Non-Patent Citations (1)
| Title |
|---|
| 朱和国等: "《复合材料原理》", 31 July 2013, 国防工业出版社 * |
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