CN107298790A - A kind of weather-proof film PP Pipe Compound of white polyethylene and preparation method thereof - Google Patents
A kind of weather-proof film PP Pipe Compound of white polyethylene and preparation method thereof Download PDFInfo
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- CN107298790A CN107298790A CN201710737857.5A CN201710737857A CN107298790A CN 107298790 A CN107298790 A CN 107298790A CN 201710737857 A CN201710737857 A CN 201710737857A CN 107298790 A CN107298790 A CN 107298790A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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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
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
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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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—Copolymers of ethene
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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
- 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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- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/14—Gas barrier composition
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/204—Applications use in electrical or conductive gadgets use in solar cells
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
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Abstract
A kind of weather-proof film PP Pipe Compound of white polyethylene and preparation method thereof, its formula includes：Polyethylene, 60 ~ 90 parts by weight；White inorganic filler, 5 ~ 30 parts by weight；Coupling agent, 0.05 ~ 5 parts by weight；Antioxidant, 0.05 ~ 1 parts by weight；Ultraviolet absorber, 0.05 ~ 5 parts by weight；Lubricant, 0.05 ~ 5 parts by weight.PP Pipe Compound machinability prepared by the present invention is good, and the thin film surface planeness prepared with it is high, has the advantages that excellent weatherability, wet and heat ageing resistant, barrier are ultraviolet, easily be bonded with EVA.
Description
Technical field
The present invention relates to weather-proof film PP Pipe Compound of a kind of white polyethylene and preparation method thereof, PP Pipe Compound easily flows, and disperses
It is good, for preparing outdoor weather-proof, ultraviolet, the trapping that blocks water the white film of barrier used.
Background technology
Photovoltaic cell is by glass, ethylene-vinyl acetate copolymer（EVA）, silicon chip, backboard composition, according to glass-
The construction packages of EVA-cell piece-EVA-backboard are constituted, and its dorsulum is located at the outermost layer at the photovoltaic cell back side, is photovoltaic
Battery important component, not only acts as the effect of encapsulation, is not made while also acting as guarantee photovoltaic cell by ambient influnence
With, it is ensured that the service life of photovoltaic cell, therefore it is required that with reliable insulating properties, water preventing ability, resistance to ag(e)ing.
Photovoltaic cell backplane typically has three-decker, and outer protective layer is middle with good environment resistant erosiveness
Layer has good insulating properties, and internal layer and EVA have good adhesive property.Traditional backboard uses FPF structures, wherein F
For fluorine-contained film, P is pet film（That is PET film）.Although fluorine-contained film has in various performances
Have greater advantage, but its price is high, additionally there are with EVA bonding forces it is low the problem of.
The technical problem to be solved in the present invention is：Develop a kind of weather-proof film PP Pipe Compound of white polyethylene, melt flow
Dynamic property is good, good weatherability, titanium dioxide fine dispersion, by thermally-stabilised, can prepare outward appearance good and gather with EVA easily be bonded whites
The weather-proof film of ethene.
The content of the invention
The technical problem to be solved in the present invention is：Develop a kind of weather-proof film PP Pipe Compound of white polyethylene, melt flow
Dynamic property is good, good weatherability, titanium dioxide fine dispersion, by thermally-stabilised, can prepare outward appearance good and gather with EVA easily be bonded whites
The weather-proof film of ethene.
The purpose of the present invention is exactly that there is provided a kind of white polyethylene in order to solve the problem of above-mentioned prior art condition is present
Weather-proof film PP Pipe Compound and preparation method thereof.
In order to achieve the above object, present invention employs following technical scheme：A kind of weather-proof film of white polyethylene is special
Material, is prepared from by the material of following parts by weight content：
The parts by weight of polyethylene 60 ~ 90
The parts by weight of white inorganic filler 5 ~ 30
The parts by weight of coupling agent 0.05 ~ 5
The parts by weight of antioxidant 0.05 ~ 1
The parts by weight of ultraviolet absorber 0.05 ~ 5
The parts by weight of lubricant 0.05 ~ 5
Preparation method comprises the following steps：
（1）By polyethylene, white inorganic filler, coupling agent, antioxidant, ultraviolet absorber, lubricant according to formula rate successively
Add after high-speed mixer is well mixed and discharge, mixing rotating speed is 300~1000rpm, 5 ~ 20min of incorporation time；
（2）By step（1）Obtained mixture addition double screw extruder, which is plastified, disperseed and extruded, obtains white after pelletizing
The weather-proof film PP Pipe Compound of polyethylene；Double screw extruder temperature is 180~250 DEG C, and rotating speed is 250~500rpm, spiro rod length
It is more than or equal to 44 with diameter ratio:1.Spiro rod length and diameter than be provided with scattered beneficial to white inorganic powder, improve product
Energy.
The above-mentioned weather-proof film PP Pipe Compound of white polyethylene, wherein, the polyethylene is high density polyethylene (HDPE), low density polyethylene
One or more mixtures in alkene, LLDPE.
The above-mentioned weather-proof film PP Pipe Compound of white polyethylene, wherein, the melt index of the polyethylene is 1~30（g/
10min、5kg、190℃）.
The above-mentioned weather-proof film PP Pipe Compound of white polyethylene, wherein, the white inorganic filler is titanium dioxide, barium sulfate, two
One or more mixtures in silica, zinc oxide, aluminium hydroxide, magnesium hydroxide.The white inorganic filler used can be with
The ultraviolet absorbed in light improves its weather resistance.The above-mentioned weather-proof film PP Pipe Compound of white polyethylene, wherein, the white nothing
The average grain diameter of machine filler is 0.1~1 micron.The small filler of particle diameter has higher specific surface area, can improve and polyethylene
Compatibility.
The above-mentioned weather-proof film PP Pipe Compound of white polyethylene, wherein, the coupling agent is aluminate coupling agent, titanate esters coupling
One or more mixtures in agent, silane coupler.White inorganic filler surface is handled by adding coupling agent,
Make it that there is more preferable compatibility between polyethylene, to lift the mechanical property of material.
The above-mentioned weather-proof film PP Pipe Compound of white polyethylene, wherein, the antioxidant is Hinered phenols antioxidant, hindered amines
One or more mixtures above in antioxidant, phosphite ester kind antioxidant, sulphur ester antioxidant.Antioxidant can be prevented
Thermo-oxidative ageing during material processing or use, improves its service life and performance.
The above-mentioned weather-proof film PP Pipe Compound of white polyethylene, wherein, the ultraviolet absorber absorbs for salicylate type ultraviolet
More than the one or more in agent, benzophenone class ultraviolet absorber, hindered amine light stabilizer, benzotriazole ultraviolet absorber
Mixture.Ultraviolet absorber absorbs to the ultraviolet in sunshine, to the weather resistance phase main function of this material.
The above-mentioned weather-proof film PP Pipe Compound of white polyethylene, wherein, the lubricant is paraffin, stearic acid and its salt, ethylene
One or more mixtures above in double stearic amides.Lubricant can reduce the shearing of material in process
Power, the performance of more preferable protection materials script.
The weather-proof film PP Pipe Compound of white polyethylene that the present invention is provided easily flows, scattered, is used available for open air is prepared
It is weather-proof, obstruct ultraviolet, the trapping that blocks water white film.Compared with the prior art, the beneficial effects of the invention are as follows：In technique
On, on the one hand, the polyethylene in PP Pipe Compound of the present invention has good mobility and the compatibility good with EVA, is more suitable for
It is bonding with EVA in photovoltaic back；On the other hand, the addition by titanium dioxide and fine dispersion, while it is thin to enhance polyethylene
The weatherability of film, in cost, polyethylene is lower than traditional fluororesin price, is more suitable for being widely applied and applies.
Embodiment
Technical scheme is described further with embodiment below, and the present invention be not limited to it is following
Embodiment and implementation.
Embodiment 1-4 is four kinds of different formula of special material（Referring to table 1）.The raw material used in each embodiment is as follows：
（1）Polyethylene（PE）：Melt index is 8（G/10min, 5kg, 190 DEG C）Low density polyethylene (LDPE) and melt index be 20
（G/10min, 5kg, 190 DEG C）LLDPE according to 9:1 ratio is mixed.
（2）White inorganic filler：Titanium dioxide, trade name：R-69, supplier is：Mei Lilian inorganic chemistry company；Powder
Body average grain diameter is 0.2~0.3 micron.
（3）Coupling agent：Aluminate coupling agent, trade mark KH-550, supplier is：DOW CORNING.
（4）Antioxidant：Phosphite ester kind antioxidant, trade name：Antioxidant -1010, supplier is：German BASF is public
Department.
（5）Ultraviolet absorber：Hindered amine light stabilizer, trade name：UV-770, supplier is：German BASF is public
Department.
（6）Lubricant：56 ° of paraffin（It is granular）, supplier is：Oil of SPC.
The formula of special material that embodiment 1~4 is used is as shown in table 1.
The embodiment 1-4 formula of special material (parts by weight of table 1）
The weather-proof film PP Pipe Compound of white Polyvinylidene is prepared as steps described below by the formula in table 1：
（1）Polyethylene, titanium dioxide, coupling agent, antioxidant, ultraviolet absorber, lubricant are sequentially added into height according to formula rate
Discharged after fast mixer is well mixed, mixing rotating speed is 300~1000rpm, 5 ~ 20min of incorporation time；
（2）By step（1）Obtained mixture addition double screw extruder, which is plastified, disperseed and extruded, obtains white after pelletizing
The weather-proof film PP Pipe Compound of polyethylene；Double screw extruder temperature is 150~250 DEG C, and rotating speed is 250~500rpm.
The temperature and speed conditions of the high mixer of embodiment 1~4 and twin-screw are shown in Table 2.
Table 2
The weather-proof film PP Pipe Compound particle of white polyethylene prepared using embodiment 1~4, is prepared for the poly- weather-proof ethene of white thin
Film, for photovoltaic cell backplane internal layer.Compared with existing internal layer PVDF thin film, the polyethylene film prepared with material of the present invention
More easily it is bonded with EVA, its peeling force improves more than 30%.Prepare white polyethylene stream it is weather-proof during, embodiment 1~4
In the weather-proof film PP Pipe Compound of white polyethylene it is readily flowed in processing film-forming process, without incipient scorch phenomenon, and prepare it is thin
Film whiteness is uniform, without obvious striped, film gauge variation≤5%, without obvious fisheye.
The preferred embodiment of the present invention is the foregoing is only, is not intended to limit the scope of the invention, every profit
The equivalent transformation made with the present invention, in the scope of patent protection of the present invention.
Claims (10)
1. a kind of weather-proof film PP Pipe Compound of white polyethylene, it is characterised in that the weather-proof film PP Pipe Compound of white polyethylene
Formula includes the component of following parts by weight：
The parts by weight of polyethylene 60 ~ 90；
The parts by weight of white inorganic filler 5 ~ 30；
The parts by weight of coupling agent 0.05 ~ 5；
The parts by weight of antioxidant 0.05 ~ 1；
The parts by weight of ultraviolet absorber 0.05 ~ 5；
The parts by weight of lubricant 0.05 ~ 5.
2. the weather-proof film PP Pipe Compound of white polyethylene according to claim 1, it is characterised in that：The polyethylene is highly dense
The one or more mixtures spent in polyethylene, low density polyethylene (LDPE), LLDPE.
3. the weather-proof film PP Pipe Compound of white polyethylene according to claim 1 or 2, it is characterised in that：The polyethylene
Melt index is 1~30（g/10min、5kg、190℃）.
4. the weather-proof film PP Pipe Compound of white polyethylene according to claim 1, it is characterised in that：The white inorganic filler
For one or more mixtures in titanium dioxide, barium sulfate, silica, zinc oxide, aluminium hydroxide, magnesium hydroxide.
5. the weather-proof film PP Pipe Compound of white polyethylene according to claim 1 or 4, it is characterised in that：The white inorganic
The average grain diameter of filler is 0.1~1 micron.
6. the weather-proof film PP Pipe Compound of white polyethylene according to claim 1, it is characterised in that：The coupling agent is aluminic acid
One or more mixtures in ester coupling agent, titanate coupling agent, silane coupler.
7. the weather-proof film PP Pipe Compound of white polyethylene according to claim 1, it is characterised in that：The antioxidant is to be obstructed
One or more mixing in phenolic antioxidant, suffocated amine antioxidant, phosphite ester kind antioxidant, sulphur ester antioxidant
Thing.
8. according to the weather-proof film PP Pipe Compound of claim 1 white polyethylene, it is characterised in that：The ultraviolet absorber is salicylic acid
One kind in esters ultraviolet absorber, benzophenone class ultraviolet absorber, hindered amine light stabilizer, benzotriazole ultraviolet absorber
Or a variety of mixtures.
9. according to the weather-proof film PP Pipe Compound of claim 1 white polyethylene, it is characterised in that：The lubricant is paraffin, tristearin
One or more mixtures in acid and its salt, ethylene bis stearic acid amide.
10. the weather-proof film PP Pipe Compound of white polyethylene according to one of claim 1 ~ 9, it is characterised in that described white
The weather-proof film PP Pipe Compound of polyethylene is made by the following method：
Polyethylene, white inorganic filler, coupling agent, antioxidant, ultraviolet absorber, lubricant are weighed according to formula rate, first
Well mixed with high-speed mixer, mixing rotating speed is 300~1000rpm, and incorporation time is 5~20min；Then mixture is added
Enter double screw extruder and plastified, disperseed and extruded to obtain the weather-proof film PP Pipe Compound of white polyethylene after pelletizing, twin-screw is squeezed
Out-of-machine temperature is 150~250 DEG C, and rotating speed is 250~500rpm, and spiro rod length is more than or equal to 44 with diameter ratio:1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710737857.5A CN107298790A (en) | 2017-08-24 | 2017-08-24 | A kind of weather-proof film PP Pipe Compound of white polyethylene and preparation method thereof |
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| CN201710737857.5A CN107298790A (en) | 2017-08-24 | 2017-08-24 | A kind of weather-proof film PP Pipe Compound of white polyethylene and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109206725A (en) * | 2018-11-26 | 2019-01-15 | 李美兰 | A kind of sealed polyethylene plastic formula |
| CN109721810A (en) * | 2018-12-06 | 2019-05-07 | 安徽集虹材料科技有限公司 | Long-acting weather-proof Masterbatch of one kind and preparation method thereof |
| CN110066447A (en) * | 2019-05-10 | 2019-07-30 | 江阴市江泰高分子新材料有限公司 | A kind of high wet and heat ageing resistant and the PE film of anti-corrosive properties and preparation method thereof |
| CN110483814A (en) * | 2019-08-23 | 2019-11-22 | 佛山市顺德区美的洗涤电器制造有限公司 | Weatherability white master batch, weatherability White plastic film, labeling and household electrical appliance |
| CN115286839A (en) * | 2022-08-29 | 2022-11-04 | 濮阳市中原石化实业有限公司 | Special polyethylene composite additive with high ultraviolet resistance |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103057228A (en) * | 2012-12-28 | 2013-04-24 | 苏州度辰新材料有限公司 | Backplane for solar energy assembly and preparation method thereof |
| CN103642416A (en) * | 2013-12-04 | 2014-03-19 | 常州回天新材料有限公司 | PE (polyethylene) composite film prone to be used for repeat processing of solar backboard |
-
2017
- 2017-08-24 CN CN201710737857.5A patent/CN107298790A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103057228A (en) * | 2012-12-28 | 2013-04-24 | 苏州度辰新材料有限公司 | Backplane for solar energy assembly and preparation method thereof |
| CN103642416A (en) * | 2013-12-04 | 2014-03-19 | 常州回天新材料有限公司 | PE (polyethylene) composite film prone to be used for repeat processing of solar backboard |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109206725A (en) * | 2018-11-26 | 2019-01-15 | 李美兰 | A kind of sealed polyethylene plastic formula |
| CN109721810A (en) * | 2018-12-06 | 2019-05-07 | 安徽集虹材料科技有限公司 | Long-acting weather-proof Masterbatch of one kind and preparation method thereof |
| CN110066447A (en) * | 2019-05-10 | 2019-07-30 | 江阴市江泰高分子新材料有限公司 | A kind of high wet and heat ageing resistant and the PE film of anti-corrosive properties and preparation method thereof |
| CN110483814A (en) * | 2019-08-23 | 2019-11-22 | 佛山市顺德区美的洗涤电器制造有限公司 | Weatherability white master batch, weatherability White plastic film, labeling and household electrical appliance |
| CN115286839A (en) * | 2022-08-29 | 2022-11-04 | 濮阳市中原石化实业有限公司 | Special polyethylene composite additive with high ultraviolet resistance |
| CN115286839B (en) * | 2022-08-29 | 2023-09-19 | 濮阳市中原石化实业有限公司 | Special polyethylene composite auxiliary agent with high ultraviolet resistance |
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Application publication date: 20171027 |