CN109294452A - A kind of preparation method of high heat resistance solar energy photovoltaic component seal gum - Google Patents
A kind of preparation method of high heat resistance solar energy photovoltaic component seal gum Download PDFInfo
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- CN109294452A CN109294452A CN201811046802.0A CN201811046802A CN109294452A CN 109294452 A CN109294452 A CN 109294452A CN 201811046802 A CN201811046802 A CN 201811046802A CN 109294452 A CN109294452 A CN 109294452A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
- C09J4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09J159/00 - C09J187/00
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- Inorganic Chemistry (AREA)
- Photovoltaic Devices (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to a kind of preparation methods of high heat resistance solar energy photovoltaic component seal gum, belong to sealing material technical field.The present invention reacts montmorillonite with cetyl trimethylammonium bromide, make to introduce amido, bromine atom and methyl in montmorillonite, and introduce carbochain, enhance montmorillonite to the Adhesion property of extraneous molecule, iron chloride is added after reaction, make to introduce iron ion in montmorillonite, the iron ion of introducing is attached in montmorillonite by ionic bond and citric acid complex effect, adding copper ion cements out iron ion from montmorillonite molecule, and the heat resistance and anti-flammability of solar energy photovoltaic component seal gum are been significantly enhanced；There is nitrogen and bromo element in the amido and bromine atom being introduced into montmorillonite of the present invention, montmorillonite is set to be also easy to produce ammonia, bromo-containing substance etc. when heated, make the wearability and adhesion strength enhancing of sealant, heat resistance can be improved in polypropylene in conjunction with montmorillonite, keep sealant more heat-resisting, has broad application prospects.
Description
Technical field
The present invention relates to a kind of preparation methods of high heat resistance solar energy photovoltaic component seal gum, belong to sealing material technology neck
Domain.
Background technique
The luminous energy of solar energy can be converted into electric energy by solar-energy photo-voltaic cell (abbreviation photovoltaic cell), be realized to can
The renewable sources of energy make full use of.
Significant components-solar cell of solar photovoltaic generating is by the monolithic solar-electricity with high conversion efficiency
Pond, EVA adhesive film, low iron tempered glass and the Tedlar(TPT being combined by fluoroplastics, terylene) notacoria forms.These elements
Heated lamination becomes an entirety under vacuum, most afterwards through installing anti-corrosion aluminum alloy frame and power switching box (i.e. terminal box),
As solar cell component finished product.In order to prevent the water in air and oxygen enter in solar cell component cause by
Conversion ratio reduces caused by oxidation, it is necessary in solar cell plate surrounding aluminum frame, i.e. solar panel sunny slope glass plate
The gap of reverse side TPT plate and aluminium frame is sealed using being bonded and sealed property and the good sealant of weather-resistant performance；In electricity
Source boxcar shell surrounding also using sealant must carry out that sealing is adhesively fixed, and with protection circuit plate, prolong the service life.
Room temperature sealing silicone sulfide glue has brilliant ultraviolet resistance and high-low temperature resistant weathering aging performance, with other classes
The sealant of type is particularly pertinent compared to its durability under severe conditions, especially single-component room temperature vulcanized silicone sealant,
Since the silicon oxygen bond of its main component is more stable, ageing-resistant performance is excellent, and easy to use, thus obtains extensive
Using, be most suitable for applied to solar cell component sealant kind.
Since solar cell component is mainly used for the environment of outdoor rather harsh, need to bear to expose to the sun and rain for a long time
Baptism, therefore it is required that used sealant has good ultraviolet-resistant aging performance and high-low temperature resistant weathering aging performance.
Sealant is during occurring aging, can be with yellowish the phenomenon that, i.e. xanthochromia.Xanthochromia not only influences the appearance of product,
Its application field is limited, key is to be also its structure and the changed signal of interest of performance, causes under adhering and sealing performance
Drop, aqueous vapor is easy to leak into photovoltaic module, and then influences the service life of solar photovoltaic component.Compared to conventional seals glue,
Solar photovoltaic component needs to have higher requirement with sealant.
Therefore, a kind of high heat resistance solar energy photovoltaic component seal gum that heat resistance is good is invented to sealing material technical field
With positive effect.
Summary of the invention
The technical problems to be solved by the invention: current solar energy photovoltaic component seal gum adhesive property and mechanics are directed to
Performance is bad, and the bad defect of heat resistance provides a kind of preparation method of high heat resistance solar energy photovoltaic component seal gum.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of preparation method of high heat resistance solar energy photovoltaic component seal gum, it is characterised in that specific preparation step are as follows:
(1) it will be uniformly mixed in cetyl trimethylammonium bromide and distilled water 1:5 in mass ratio investment beaker and be made pre-
The montmorillonite of prefabricated solvent quality 15~20% is added into beaker, places the beaker in water-bath for solvent processed, mixed with blender
It closes to stir and solidliquid mixture is made；
(2) the iron chloride crystal powder of solidliquid mixture quality 5~8% is added into above-mentioned beaker, places the beaker sonic oscillation
Sonic oscillation is made reaction suspension and weighs 15~17 parts of reaction suspensions according to parts by weight in instrument, 1~2 part of sodium chloride, and 1
~2 parts of Citric acid crystal powder, 3~5 parts of copper-baths put into three-necked flasks, are mixed with blender, quiet after stirring
It sets 5~6h and reaction suspension is made；
(3) filter residue is made in the filtering of above-mentioned reaction suspension, filter residue is placed in drying in baking oven, drying is placed on Muffle furnace
In, calcined product is made in heating pyroreaction, will mix in calcined product and polypropylene 1:5 in mass ratio investment high speed mixer
It stirs and hybrid solid is made；
(4) above-mentioned hybrid solid is put into extruding pelletization in double screw extruder, and puts into pelletizing in cutting machine, and put into vacuum
Dry obtained cleaved products in drying box；
(5) according to parts by weight, by 2~4 parts of dibutyl phthalates, 2~4 parts of resorcinolformaldehyde resins, 7~9
It, will be anti-in part acrylamide, 1~2 part of gamma-aminopropyl-triethoxy-silane and 3~5 parts of above-mentioned cleaved products investment reaction kettles
It answers kettle temperature degree to increase, is stirred with blender, discharged up to high heat resistance solar energy photovoltaic component seal gum.
Bath temperature in water-bath as described in step (1) is 80~90 DEG C, and the revolving speed of blender is 600~620r/
Min, mixing time are 150~170min.
The supersonic frequency of sonic oscillation instrument described in step (2) is 30~35kHz, and the sonic oscillation time is 3~5h, sulphur
The mass fraction of sour copper solution is 8~12%, and the revolving speed of blender is 1100~1200r/min, mixing time is 50~
60min。
The temperature of baking oven described in step (3) is 110~130 DEG C, and drying time is 4~5h, the temperature in Muffle furnace
300~320 DEG C are warming up to, the pyroreaction time is 2~3h, and the revolving speed of high speed mixer is 900~1000r/min, and mixing is stirred
Mixing the time is 30~40min.
The extrusion revolving speed of double screw extruder described in step (4) be 60~70r/min, screw speed be 130~
140r/min, extrusion temperature are 170~180 DEG C, and the vacuum degree of vacuum oven is 30~50Pa, and temperature is 30~35 DEG C, are done
The dry time is 20~22h.
Temperature in reaction kettle described in step (5) is increased to 105~120 DEG C, and the revolving speed of blender is 100~
120r/min, mixing time are 100~120min.
The method have the benefit that:
(1) cetyl trimethylammonium bromide and distilled water are mixed first by the present invention, then put into montmorillonite stirring and be made
Iron chloride is then added in solidliquid mixture by solidliquid mixture, and oscillation mixing adds copper sulphate hybrid reaction and is made anti-
Suspension is answered, filter residue then is obtained by filtration in reaction suspension, filter residue is dried and carries out calcining obtained hybrid solid, then will
Hybrid solid is mixed with polypropylene to be granulated in investment extruder, cuts obtained cleaved products, finally by cleaved products and organic matter
And other auxiliary agent high temperature are mixed and high heat resistance solar energy photovoltaic component seal gums are made, the present invention is by montmorillonite and hexadecane
The reaction of base trimethylammonium bromide makes to introduce amido, bromine atom and methyl in montmorillonite, and introduces carbochain, keeps montmorillonite external
The Adhesion property of boundary's molecule enhances, and iron chloride is added after reaction, makes to introduce iron ion in montmorillonite, the iron ion of introducing by from
Sub-key and citric acid complex effect are attached in montmorillonite, and adding copper ion sets iron ion from montmorillonite molecule
It swaps out and, to make to form hole in modified montmorillonoid molecule, and copper ion is added in montmorillonite, the introducing of copper ion makes to cover
The mechanical property for taking off soil is significantly improved, and enhances the heat resistance of montmorillonite, in conjunction with the flame retardant property that montmorillonite itself has,
The heat resistance and anti-flammability for making solar energy photovoltaic component seal gum are been significantly enhanced；
(2) there is nitrogen and bromo element, to make in the amido and bromine atom being introduced into montmorillonite of the present invention
Montmorillonite is also easy to produce ammonia, bromo-containing substance etc. when heated, prevents sealant from burning to completely cut off air, and by montmorillonite and gathers
Propylene combines and forms composite material, the mechanical property of the good mechanical property of this composite material combination polypropylene and montmorillonite
Energy, improves the mechanical property of sealant comprehensively, to make the wearability and adhesion strength enhancing of sealant, polypropylene and illiteracy are de-
Soil, which combines, can be improved heat resistance, keeps sealant more heat-resisting, has broad application prospects.
Specific embodiment
It is made pre- for being uniformly mixed in cetyl trimethylammonium bromide and distilled water 1:5 in mass ratio investment beaker
The montmorillonite of prefabricated solvent quality 15~20% is added into beaker for solvent processed, and placing the beaker bath temperature is 80~90 DEG C
In water-bath, 150~170min is mixed under conditions of revolving speed is 600~620r/min with blender, solid-liquid mixing is made
Object；The iron chloride crystal powder of solidliquid mixture quality 5~8% is added into above-mentioned beaker, places the beaker sonic oscillation instrument
In, reaction suspension is made in 3~5h of sonic oscillation under conditions of supersonic frequency is 30~35kHz, according to parts by weight, claims
15~17 parts of reaction suspensions are taken, 1~2 part of sodium chloride, 1~2 part of Citric acid crystal powder, 3~5 parts of mass fractions are 8~12%
Copper-bath investment three-necked flask in, 50~60min is mixed with the revolving speed of 1100~1200r/min with blender,
5~6h is stood after stirring, and reaction suspension is made；Filter residue is made in the filtering of above-mentioned reaction suspension, filter residue is placed in baking oven
In, dry 4~5h, drying are placed in Muffle furnace under conditions of temperature is 110~130 DEG C, are warming up to 300~320 DEG C, height
Calcined product is made in 2~3h of temperature reaction, by calcined product and polypropylene 1:5 in mass ratio investment high speed mixer with 900~
The revolving speed of 1000r/min is mixed 30~40min and hybrid solid is made；Above-mentioned hybrid solid is put into double screw extruder
In, it is 60~70r/min squeezing out revolving speed, screw speed is 130~140r/min, the condition that extrusion temperature is 170~180 DEG C
Lower extruding pelletization, and put into pelletizing in cutting machine, and put into vacuum oven, vacuum degree be 30~50Pa, temperature 30
Dry 20~22h, is made cleaved products under conditions of~35 DEG C；According to parts by weight, by 2~4 parts of dibutyl phthalates,
2~4 parts of resorcinolformaldehyde resins, 7~9 parts of acrylamides, 1~2 part of gamma-aminopropyl-triethoxy-silane and 3~5
In the above-mentioned cleaved products investment reaction kettle of part, temperature of reaction kettle is increased to 105~120 DEG C, with blender with 100~120r/
The revolving speed of min stirs 100~120min, discharges up to high heat resistance solar energy photovoltaic component seal gum.
It is made pre- for being uniformly mixed in cetyl trimethylammonium bromide and distilled water 1:5 in mass ratio investment beaker
The montmorillonite of prefabricated solvent quality 15% is added into beaker for solvent processed, places the beaker the water-bath that bath temperature is 80 DEG C
In, 150min is mixed under conditions of revolving speed is 600r/min with blender, solidliquid mixture is made；Into above-mentioned beaker
The iron chloride crystal powder of solidliquid mixture quality 5% is added, places the beaker in sonic oscillation instrument, is 30kHz in supersonic frequency
Under conditions of sonic oscillation 3h, reaction suspension is made and weighs 15 parts of reaction suspensions according to parts by weight, 1 part of sodium chloride, 1
Part Citric acid crystal powder, the copper-bath that 3 parts of mass fractions are 8% is put into three-necked flask, with blender with 1100r/
50min is mixed in the revolving speed of min, 5h is stood after stirring, reaction suspension is made；The filtering of above-mentioned reaction suspension is made
Filter residue is placed in baking oven by filter residue, and dry 4h, drying are placed in Muffle furnace, are warming up under conditions of temperature is 110 DEG C
300 DEG C, calcined product is made in pyroreaction 2h, by calcined product and polypropylene 1:5 in mass ratio investment high speed mixer in
The revolving speed of 900r/min is mixed 30min and hybrid solid is made；Above-mentioned hybrid solid is put into double screw extruder, is being squeezed
Revolving speed is 60r/min out, and screw speed 130r/min, extrusion temperature is extruding pelletization under conditions of 170 DEG C, and puts into cutting
Pelletizing in machine, and put into vacuum oven, dry 20h, is made cutting under conditions of vacuum degree is 30Pa, temperature is 30 DEG C
Product；Based on weight number, by 2 parts of dibutyl phthalates, 2 parts of resorcinolformaldehyde resins, 7 parts of acrylamides, 1 part
In gamma-aminopropyl-triethoxy-silane and 3 parts of above-mentioned cleaved products investment reaction kettles, temperature of reaction kettle is increased to 105 DEG C,
100min is stirred with the revolving speed of 100r/min with blender, is discharged up to high heat resistance solar energy photovoltaic component seal gum.
It is made pre- for being uniformly mixed in cetyl trimethylammonium bromide and distilled water 1:5 in mass ratio investment beaker
The montmorillonite of prefabricated solvent quality 17% is added into beaker for solvent processed, places the beaker the water-bath that bath temperature is 90 DEG C
In, 160min is mixed under conditions of revolving speed is 610r/min with blender, solidliquid mixture is made；Into above-mentioned beaker
The iron chloride crystal powder of solidliquid mixture quality 7% is added, places the beaker in sonic oscillation instrument, is 32kHz in supersonic frequency
Under conditions of sonic oscillation 4h, reaction suspension is made and weighs 16 parts of reaction suspensions according to parts by weight, 1 part of sodium chloride, 1
Part Citric acid crystal powder, the copper-bath that 4 parts of mass fractions are 10% is put into three-necked flask, with blender with 1150r/
55min is mixed in the revolving speed of min, 5.5h is stood after stirring, reaction suspension is made；The filtering of above-mentioned reaction suspension is made
To filter residue, filter residue is placed in baking oven, dry 4.5h, drying are placed in Muffle furnace under conditions of temperature is 120 DEG C, are heated up
To 310 DEG C, calcined product is made in pyroreaction 2.5h, and calcined product and polypropylene 1:5 in mass ratio are put into high speed mixer
In 35min is mixed with the revolving speed of 950r/min hybrid solid is made；Above-mentioned hybrid solid is put into double screw extruder,
It is 65r/min squeezing out revolving speed, screw speed 135r/min, extrusion temperature is extruding pelletization under conditions of 175 DEG C, and is put into
Pelletizing in cutting machine, and put into vacuum oven, dry 21h, is made under conditions of vacuum degree is 35Pa, temperature is 32 DEG C
Cleaved products；According to parts by weight, by 3 parts of dibutyl phthalates, 3 parts of resorcinolformaldehyde resins, 8 parts of acryloyls
In amine, 1 part of gamma-aminopropyl-triethoxy-silane and 4 parts of above-mentioned cleaved products investment reaction kettles, temperature of reaction kettle is increased to
110 DEG C, 110min is stirred with the revolving speed of 110r/min with blender, is discharged up to high heat resistance solar energy photovoltaic component seal gum.
It is made pre- for being uniformly mixed in cetyl trimethylammonium bromide and distilled water 1:5 in mass ratio investment beaker
The montmorillonite of prefabricated solvent quality 20% is added into beaker for solvent processed, places the beaker the water-bath that bath temperature is 90 DEG C
In, 170min is mixed under conditions of revolving speed is 620r/min with blender, solidliquid mixture is made；Into above-mentioned beaker
The iron chloride crystal powder of solidliquid mixture quality 8% is added, places the beaker in sonic oscillation instrument, is 35kHz in supersonic frequency
Under conditions of sonic oscillation 5h, reaction suspension is made and weighs 17 parts of reaction suspensions according to parts by weight, 2 parts of sodium chloride, 2
Part Citric acid crystal powder, the copper-bath that 5 parts of mass fractions are 12% is put into three-necked flask, with blender with 1200r/
60min is mixed in the revolving speed of min, 6h is stood after stirring, reaction suspension is made；The filtering of above-mentioned reaction suspension is made
Filter residue is placed in baking oven by filter residue, and dry 5h, drying are placed in Muffle furnace, are warming up under conditions of temperature is 130 DEG C
320 DEG C, calcined product is made in pyroreaction 3h, by calcined product and polypropylene 1:5 in mass ratio investment high speed mixer in
The revolving speed of 1000r/min is mixed 40min and hybrid solid is made；Above-mentioned hybrid solid is put into double screw extruder,
Extrusion revolving speed is 70r/min, and screw speed 140r/min, extrusion temperature is extruding pelletization under conditions of 180 DEG C, and puts into and cut
Pelletizing in cutting mill, and put into vacuum oven, dry 22h, is made and cuts under conditions of vacuum degree is 50Pa, temperature is 35 DEG C
Cut product；According to parts by weight, by 4 parts of dibutyl phthalates, 4 parts of resorcinolformaldehyde resins, 9 parts of acryloyls
In amine, 2 parts of gamma-aminopropyl-triethoxy-silanes and 5 parts of above-mentioned cleaved products investment reaction kettles, temperature of reaction kettle is increased to
120 DEG C, 120min is stirred with the revolving speed of 120r/min with blender, is discharged up to high heat resistance solar energy photovoltaic component seal gum.
The high heat resistance solar energy photovoltaic component seal gum that comparative example is produced with Shandong company is as a comparison case to the present invention
High heat resistance solar energy photovoltaic component seal gum progressive in high heat resistance solar energy photovoltaic component seal gum obtained and comparative example
It can detect, testing result is as shown in table 1:
Test method:
Tensile strength test is detected using tensile strength test machine.
Elongation at break test is detected by GBT13477 standard.
Shear strength test: the sealant and aluminum alloy frame bonding in example 1~3 are marked by GB/T 14683-2003
Standard is detected.
Heat resistance test: it by the sealant and aluminum alloy frame bonding in example 1~3, is placed under hot environment, measures
Yellow side index and surface situation of change:
Yellowness index test method is tested by the saying of xanthochromia series Δ Yi, is divided by yellowness index:
0 grade: without discoloration, Δ Yi≤1.5；
1 grade: very light discolouration, 1.6 < Δ Yi≤3.0；
2 grades: light discolouration, 3.1 < Δ Yi≤6.0；
3 grades: obvious discoloration, 6.1 < Δ Yi≤9.0；
4 grades: larger discoloration, 9.1 < Δ Yi≤12.0；
5 grades: serious discoloration, 12.0 < Δ Yi.
1 solar energy photovoltaic component seal gum performance measurement result of table
| Test item | Example 1 | Example 2 | Example 3 | Comparative example |
| Tensile strength (MPa) | 24.7 | 24.8 | 24.9 | 15.2 |
| Elongation at break (%) | 488 | 490 | 492 | 350 |
| Shear strength (MPa) | 23.5 | 23.6 | 23.8 | 13.2 |
| Yellowness index (Δ Yi) | 0.9 | 0.8 | 0.6 | 6.6 |
It is stretched according to the obtained high heat resistance solar energy photovoltaic component seal gum tensile strength of the above-mentioned detection data present invention and fracture
Long rate is high, and mechanical property is good, and shear strength is high, and caking property is good, and yellowness index is low under hot environment, heat-resist, has wide
Application prospect.
Claims (6)
1. a kind of preparation method of high heat resistance solar energy photovoltaic component seal gum, it is characterised in that specific preparation step are as follows:
(1) it will be uniformly mixed in cetyl trimethylammonium bromide and distilled water 1:5 in mass ratio investment beaker and be made pre-
The montmorillonite of prefabricated solvent quality 15~20% is added into beaker, places the beaker in water-bath for solvent processed, mixed with blender
It closes to stir and solidliquid mixture is made；
(2) the iron chloride crystal powder of solidliquid mixture quality 5~8% is added into above-mentioned beaker, places the beaker sonic oscillation
Sonic oscillation is made reaction suspension and weighs 15~17 parts of reaction suspensions according to parts by weight in instrument, 1~2 part of sodium chloride, and 1
~2 parts of Citric acid crystal powder, 3~5 parts of copper-baths put into three-necked flasks, are mixed with blender, quiet after stirring
It sets 5~6h and reaction suspension is made；
(3) filter residue is made in the filtering of above-mentioned reaction suspension, filter residue is placed in drying in baking oven, drying is placed on Muffle furnace
In, calcined product is made in heating pyroreaction, will mix in calcined product and polypropylene 1:5 in mass ratio investment high speed mixer
It stirs and hybrid solid is made；
(4) above-mentioned hybrid solid is put into extruding pelletization in double screw extruder, and puts into pelletizing in cutting machine, and put into vacuum
Dry obtained cleaved products in drying box；
(5) according to parts by weight, by 2~4 parts of dibutyl phthalates, 2~4 parts of resorcinolformaldehyde resins, 7~9
It, will be anti-in part acrylamide, 1~2 part of gamma-aminopropyl-triethoxy-silane and 3~5 parts of above-mentioned cleaved products investment reaction kettles
It answers kettle temperature degree to increase, is stirred with blender, discharged up to high heat resistance solar energy photovoltaic component seal gum.
2. a kind of preparation method of high heat resistance solar energy photovoltaic component seal gum according to claim 1, it is characterised in that:
Bath temperature in water-bath as described in step (1) is 80~90 DEG C, and the revolving speed of blender is 600~620r/min, mixing
Mixing time is 150~170min.
3. a kind of preparation method of high heat resistance solar energy photovoltaic component seal gum according to claim 1, it is characterised in that:
The supersonic frequency of sonic oscillation instrument described in step (2) is 30~35kHz, and the sonic oscillation time is 3~5h, copper-bath
Mass fraction be 8~12%, the revolving speed of blender is 1100~1200r/min, and mixing time is 50~60min.
4. a kind of preparation method of high heat resistance solar energy photovoltaic component seal gum according to claim 1, it is characterised in that:
The temperature of baking oven described in step (3) is 110~130 DEG C, and drying time is 4~5h, and the temperature in Muffle furnace is warming up to 300
~320 DEG C, the pyroreaction time is 2~3h, and the revolving speed of high speed mixer is 900~1000r/min, mixing time 30
~40min.
5. a kind of preparation method of high heat resistance solar energy photovoltaic component seal gum according to claim 1, it is characterised in that:
The extrusion revolving speed of double screw extruder described in step (4) is 60~70r/min, and screw speed is 130~140r/min, is squeezed
Temperature is 170~180 DEG C out, and the vacuum degree of vacuum oven is 30~50Pa, and temperature is 30~35 DEG C, drying time is 20~
22h。
6. a kind of preparation method of high heat resistance solar energy photovoltaic component seal gum according to claim 1, it is characterised in that:
Temperature in reaction kettle described in step (5) is increased to 105~120 DEG C, and the revolving speed of blender is 100~120r/min, stirs
Mixing the time is 100~120min.
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