CN102627836A - Master batch for solar backing base membrane and preparation method thereof - Google Patents
Master batch for solar backing base membrane and preparation method thereof Download PDFInfo
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- CN102627836A CN102627836A CN2012101058354A CN201210105835A CN102627836A CN 102627836 A CN102627836 A CN 102627836A CN 2012101058354 A CN2012101058354 A CN 2012101058354A CN 201210105835 A CN201210105835 A CN 201210105835A CN 102627836 A CN102627836 A CN 102627836A
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- master batch
- basement membrane
- sun power
- power backing
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- B29C47/92—
Abstract
The invention aims to disclose a master batch for a solar backing base membrane and a preparation method thereof. A formula of the master batch consists of the following substances in percentage by weight: 28-45 percent of thermoplastic resin, 40-70 percent of an inorganic additive, 1-10 percent of a dispersing agent and 1-5 percent of an antioxidant. Compared with the prior art, the master batch prepared according to the formula has excellent dispersing performance and high polyester compatibility; a solar backing base membrane produced by adding 25 percent of the master batch into polyester through a bidirectional stretching process has a soft, flat and smooth surface; the master batch is free from lap marks, tears, particles, air bubbles and needle holes, has the elongation at break of over 110 percent, the tensile breaking strength of over 160MPa, the water vapor permeation rate of less than 1.7 percent and the whiteness of over 94, and is widely applied to solar backing base membranes; and the aims of the invention are fulfilled.
Description
Technical field
The present invention relates to a kind of polyester master particle and preparation method thereof, particularly a kind of sun power backing basement membrane that is applicable to sun power backing basement membrane is with master batch and preparation method thereof.
Background technology
Master batch is by a high proportion of inorganic additives and polyester; Add again under the situation of oxidation inhibitor of a small amount of dispersant with high efficiency; Through the plastic colorant that good distribution forms, its dispersion agent of selecting for use has good wet and dissemination to tinting material, and has good consistency with polyester material.That is: inorganic additives+carrier+dispersion agent+oxidation inhibitor=sun power backing basement membrane is used master batch.
What existing master batch technical matters generally adopted is wet processing, and master batch material forms through water grinding, phase inversion, washing, drying and granulation, and only in this way quality product just can be guaranteed.
In addition, pigment also should carry out a series of master batch technology for detection in milled processed, like projects such as fineness, the diffusion of measuring the sand milling slurries of measuring the sand milling slurries, the solids content of measuring the sand milling slurries and mensuration mill base fineness.
The shortcoming that existing master batch exists is under high adding proportion, to add in the polyester, and through stretch processes, the sun power backing membrane surface unfairness of producing is bright and clean; Have wrinkle, tear, particle, bubble and pin hole; Elongation at break is low, and fracture tensile strength can not meet the demands, and the steam transmitance is higher than 2%; Whiteness is lower than 90, easy blocking filtering net etc. in the production process.
In sum, to the defective of prior art, need a kind of sun power backing basement membrane especially with master batch and preparation method thereof, with the problem of mentioning more than solving.
Summary of the invention
The present invention aims to provide a kind of sun power backing basement membrane with master batch and preparation method thereof, solves the defective of above-mentioned prior art, and the master batch temperature tolerance is good, strainability is excellent and the spinning cycle is long, is widely used in sun power backing basement membrane.
For realizing above-mentioned purpose, the technical problem that the present invention solved can adopt following technical scheme to realize:
On the one hand, the present invention provides a kind of sun power backing basement membrane to use master batch, it is characterized in that it comprises the component of following weight percent: thermoplastic polyester 28%-45%, inorganic additives 40%-70%, dispersion agent 1%-10% and oxidation inhibitor 1-5%.
In one embodiment of the invention, said thermoplastic resin comprises polyethylene terephthalate, polypropylene terephthalate and polybutylene terephthalate.
In one embodiment of the invention, said inorganic additives comprises Rutile type Titanium Dioxide, anatase thpe white powder, Natural manganese dioxide, silicon-dioxide, zinc sulphide, permanent white, zinc oxide and lime carbonate.
In one embodiment of the invention; Said oxidation inhibitor comprises three (2.4-di-tert-butyl-phenyl) phosphorous acid ester, four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and N; N '-two-(3-(3, the 5-di-tert-butyl-hydroxy phenyl) propionyl group) hexanediamine.
In one embodiment of the invention, said dispersion agent comprises vinyl bis-stearamides and tetrafluoroethylene wax.
In one embodiment of the invention, said sun power backing basement membrane uses the moisture content of master batch to be 0.1%-0.5% (wt), limiting viscosity:>=0.2, and thermotolerance: 300 ℃ (adopting DIN 53772 standards), strainability :≤1.0barcm
2/ g.
On the other hand, the present invention provides the preparation method of a kind of sun power backing basement membrane with master batch, and it is levied and is, it comprises the steps:
(1) adds thermoplastic polyester and inorganic additives and pulverize as required;
(2) adding dispersion agent and oxidation inhibitor as required mixes also dry;
(3) carry out the fusion batch mixing, cool off then and carry out pelletizing;
(4) dedusting is dry, processes sun power backing basement membrane and uses master batch.
In one embodiment of the invention, said fusion batch mixing is to melt extrude through the twin-screw mixer forcing machine, and said screw speed is 300RPM-320RPM, and mixing time is 500 seconds-800 seconds, and mixture temperature is 100 ℃-150 ℃.
In one embodiment of the invention, said refrigerative mode is water cooling, and cooling temperature is 30 ℃-80 ℃.
Sun power backing basement membrane of the present invention is with master batch and preparation method thereof, compared with prior art, the master batch dispersing property that produces through above-mentioned prescription good and with the good consistency of polyester; Under 25% high adding proportion, add in the polyester, through stretch processes, the sun power backing membrane surface of producing is soft smooth bright and clean; Do not have wrinkle, tear, particle, bubble, pin hole, elongation at break is greater than 110%, fracture tensile strength is greater than 160MPa; The steam transmitance is below 1.7%; Whiteness is widely used in sun power backing basement membrane greater than 94, realizes the object of the invention.
Embodiment
Below further specify the present invention through embodiment, but should be understood that these embodiment are exemplary, the present invention is not limited thereto.
Sun power backing basement membrane of the present invention is used master batch, and it comprises the component of following weight percent: thermoplastic polyester 28%-45%, inorganic additives 40%-70%, dispersion agent 1%-10% and oxidation inhibitor 1-5%.
In the present invention, said thermoplastic resin comprises polyethylene terephthalate, gathers para Toluic Acid's Ucar 35 fat and polybutylene terephthalate.
Said inorganic additives comprises Rutile type Titanium Dioxide, anatase thpe white powder, Natural manganese dioxide, silicon-dioxide, zinc sulphide, permanent white, zinc oxide and lime carbonate.
Said oxidation inhibitor comprises three (2.4-di-tert-butyl-phenyl) phosphorous acid ester, four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and N, N '-two-(3-(3, the 5-di-tert-butyl-hydroxy phenyl) propionyl group) hexanediamine.
Said dispersion agent comprises vinyl bis-stearamides and tetrafluoroethylene wax.
In the present invention, said sun power backing basement membrane uses the moisture content of master batch to be 0.1%-0.5% (wt), limiting viscosity:>=0.2, and thermotolerance: 300 ℃ (adopting DIN 53772 standards), strainability :≤1.0barcm
2/ g.
Sun power backing basement membrane of the present invention is with the preparation method of master batch, and it comprises the steps:
(1) adds thermoplastic polyester and inorganic additives and pulverize as required;
(2) adding dispersion agent and oxidation inhibitor as required mixes also dry;
(3) carry out the fusion batch mixing, cool off then and carry out pelletizing;
(4) dedusting is dry, processes sun power backing basement membrane and uses master batch.
In the present invention, said fusion batch mixing is to melt extrude through the twin-screw mixer forcing machine, and said screw speed is 300RPM-320RPM, and mixing time is 500 seconds-800 seconds, and mixture temperature is 100 ℃-150 ℃.
Said refrigerative mode is water cooling, and cooling temperature is 30 ℃-80 ℃.
Embodiment 1:
In the present embodiment; Its prescription contains the component of following weight percent: gather terephthaldehyde's glycol ester 28%, Natural manganese dioxide 5%, silicon-dioxide 5%, titanium oxide 60% and three (2.4-dibutyl phenyl) phosphorous acid ester 1%, vinyl bis-stearamides 1%.
Said fusion batch mixing is to melt extrude through the twin-screw mixer forcing machine, and said screw speed is 300RPM, and mixing time is 500 seconds, and mixture temperature is 100 ℃.
Said refrigerative mode is water cooling, and cooling temperature is 30 ℃.
The moisture content of the master batch that produces through above-mentioned prescription is 0.1% (wt), limiting viscosity:>=0.2, and thermotolerance: 300 ℃ (adopting DIN 53772 standards), strainability :≤1.0barcm
2/ g.
Embodiment 2:
In the present embodiment; Its prescription contains the component of following weight ratio: polybutylene terephthalate 45%, Natural manganese dioxide 5%, permanent white 5%; Titanium oxide 30% and four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 5%, vinyl bis-stearamides 10%.
Said fusion batch mixing is to melt extrude through the twin-screw mixer forcing machine, and said screw speed is 320RPM, and mixing time is 800 seconds, and mixture temperature is 150 ℃.
Said refrigerative mode is water cooling, and cooling temperature is 80 ℃.
The moisture content of the master batch that produces through above-mentioned prescription is 0.5% (wt), limiting viscosity:>=0.2, and thermotolerance: 300 ℃ (adopting DIN 53772 standards), strainability :≤1.0barcm
2/ g.
Embodiment 3:
In the present embodiment; Its prescription contains the component of following weight ratio: PTT 31%, Natural manganese dioxide 5%, zinc sulphide 10%; Titanium oxide 50% and N, N '-two-(3-(3, the 5-di-tert-butyl-hydroxy phenyl) propionyl group) hexanediamine 2%, tetrafluoroethylene wax 2%.
Said fusion batch mixing is to melt extrude through the twin-screw mixer forcing machine, and said screw rod speed is 310RPM, and mixing time is 700 seconds, and mixture temperature is 120 ℃.
Said refrigerative mode is water cooling, and cooling temperature is 70 ℃.
The moisture content of the master batch that produces through above-mentioned prescription is 0.3% (wt), limiting viscosity:>=0.2, and thermotolerance: 300 ℃ (adopting DIN 53772 standards), strainability :≤1.0barcm
2/ g.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification sheets just explains principle of the present invention, and under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications; These variations and improvement all fall in the scope of the invention that requires protection, and the present invention requires protection domain to be defined by appending claims and equivalent thereof.
Claims (9)
1. a sun power backing basement membrane is used master batch, it is characterized in that it comprises the component of following weight percent: thermoplastic polyester 28%-45%, inorganic additives 40%-70%, dispersion agent 1%-10% and oxidation inhibitor 1-5%.
2. sun power backing basement membrane according to claim 1 is used master batch, it is characterized in that said thermoplastic resin comprises polyethylene terephthalate, polypropylene terephthalate and polybutylene terephthalate.
3. sun power backing basement membrane according to claim 1 is used master batch, it is characterized in that said inorganic additives comprises Rutile type Titanium Dioxide, anatase thpe white powder, Natural manganese dioxide, silicon-dioxide, zinc sulphide, permanent white, zinc oxide and lime carbonate.
4. sun power backing basement membrane according to claim 1 is used master batch; It is characterized in that; Said oxidation inhibitor comprises three (2.4-di-tert-butyl-phenyl) phosphorous acid ester, four [β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester and N; N '-two-(3-(3, the 5-di-tert-butyl-hydroxy phenyl) propionyl group) hexanediamine.
5. sun power backing basement membrane according to claim 1 is used master batch, it is characterized in that, said dispersion agent comprises vinyl bis-stearamides and tetrafluoroethylene wax.
6. sun power backing basement membrane according to claim 1 is used master batch; It is characterized in that said sun power backing basement membrane uses the moisture content of master batch to be 0.1%-0.5% (wt), limiting viscosity:>=0.2; Thermotolerance: 300 ℃ (adopting DIN 53772 standards), strainability :≤1.0barcm
2/ g.
7. a sun power backing basement membrane is characterized in that with the preparation method of master batch it comprises the steps:
(1) adds thermoplastic polyester and inorganic additives and pulverize as required;
(2) adding dispersion agent and oxidation inhibitor as required mixes also dry;
(3) carry out the fusion batch mixing, cool off then and carry out pelletizing;
(4) dedusting is dry, processes sun power backing basement membrane and uses master batch.
8. sun power backing basement membrane according to claim 7 is with the preparation method of master batch; It is characterized in that; Said fusion batch mixing is to melt extrude through the twin-screw mixer forcing machine; Said screw speed is 300RPM-320RPM, and mixing time is 500 seconds-800 seconds, and mixture temperature is 100 ℃-150 ℃.
9. sun power backing basement membrane according to claim 7 is characterized in that with the preparation method of master batch said refrigerative mode is water cooling, and cooling temperature is 30 ℃-80 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210105835.4A CN102627836B (en) | 2012-04-11 | 2012-04-11 | Master batch for solar backing base membrane and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210105835.4A CN102627836B (en) | 2012-04-11 | 2012-04-11 | Master batch for solar backing base membrane and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102627836A true CN102627836A (en) | 2012-08-08 |
| CN102627836B CN102627836B (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210105835.4A Active CN102627836B (en) | 2012-04-11 | 2012-04-11 | Master batch for solar backing base membrane and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542279A (en) * | 2016-01-18 | 2016-05-04 | 常州市双成塑母料有限公司 | Preparation method of highly-filled polyethylene master batch |
| CN108001009A (en) * | 2017-11-22 | 2018-05-08 | 安徽国风塑业股份有限公司 | A kind of novel B OPTT films and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608055A (en) * | 2008-06-16 | 2009-12-23 | 东莞市宝临塑胶有限公司 | A kind of imitated ceramic plastic material |
| CN102020833A (en) * | 2011-01-18 | 2011-04-20 | 南通市东方塑胶有限公司 | Reinforced flame retardant polyester with high molding rate and fluidity and production method thereof |
| CN102093689A (en) * | 2010-12-27 | 2011-06-15 | 金发科技股份有限公司 | Master batch with light scattering function, and preparation method and application thereof |
| CN102146198A (en) * | 2011-01-11 | 2011-08-10 | 深圳市科聚新材料有限公司 | Polybutylece terephthalate (PBT) filler masterbatch and preparation method thereof |
-
2012
- 2012-04-11 CN CN201210105835.4A patent/CN102627836B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101608055A (en) * | 2008-06-16 | 2009-12-23 | 东莞市宝临塑胶有限公司 | A kind of imitated ceramic plastic material |
| CN102093689A (en) * | 2010-12-27 | 2011-06-15 | 金发科技股份有限公司 | Master batch with light scattering function, and preparation method and application thereof |
| CN102146198A (en) * | 2011-01-11 | 2011-08-10 | 深圳市科聚新材料有限公司 | Polybutylece terephthalate (PBT) filler masterbatch and preparation method thereof |
| CN102020833A (en) * | 2011-01-18 | 2011-04-20 | 南通市东方塑胶有限公司 | Reinforced flame retardant polyester with high molding rate and fluidity and production method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105542279A (en) * | 2016-01-18 | 2016-05-04 | 常州市双成塑母料有限公司 | Preparation method of highly-filled polyethylene master batch |
| CN108001009A (en) * | 2017-11-22 | 2018-05-08 | 安徽国风塑业股份有限公司 | A kind of novel B OPTT films and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN102627836B (en) | 2014-07-23 |
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