CN110527437A - A kind of solar energy backboard substrate cracking repairs glue and preparation method thereof - Google Patents
A kind of solar energy backboard substrate cracking repairs glue and preparation method thereof Download PDFInfo
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- CN110527437A CN110527437A CN201910805081.5A CN201910805081A CN110527437A CN 110527437 A CN110527437 A CN 110527437A CN 201910805081 A CN201910805081 A CN 201910805081A CN 110527437 A CN110527437 A CN 110527437A
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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
- 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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polyesters Or Polycarbonates (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
It cracks the invention discloses a kind of solar energy backboard substrate and repairs glue and preparation method thereof, wherein, solar energy backboard substrate cracking repairs glue, it is formed by the material combination of following weight: 15-20 parts of natural rubber, 7-10 parts of diatomite, 4-6 parts of graphene powder, 1.3-2.2 the titanium dioxide of part, 0.5-0.8 parts of promotor, 0.8-1.2 parts of silicon carbide, 0.2-0.5 parts of anti-aging agent, 30-40 parts of polyester matrix resin, 30-40 parts of acrylate monomer, the 5 of 25-30 parts, 6- benzo -2- methylene -1, 3- cyclic heptane dioxide, wherein, polyester matrix resin is prepared by the raw material of following weight: the cycloaliphatic diols of 27-33 parts of saturated dicarboxylic acid and 35-40 part.The minute crack occurred on solar energy backboard is repaired using reparation glue product of the invention, can be improved the integral strength of backboard, there is good weather resistance, can effectively extend the service life of backboard.
Description
Technical field
The present invention relates to solar energy backboard recovery technique field, specifically a kind of solar energy backboard substrate cracking repair glue and
Preparation method.
Background technique
Single solar cell cannot directly do power supply use.Make power supply must by several single battery series and parallels connect and
Tightly it is packaged into component.Photovoltaic module (being also solar panel) is the core in solar power system, and too
Most important part in positive energy electricity generation system.Its effect is to convert solar energy into electrical energy, and be sent in battery and store,
Or push loaded work piece.
In photovoltaic module, backside protective sheet (backboard) is set usually on the surface opposite with the surface that sunlight irradiates
To protect solar battery cell, and require backboard that there are various excellent physical properties, such as weatherability, water-resistance, heat-resisting
Property, moisture barrier and barrier properties for gases, the long-term behaviour degeneration of solar battery is suppressed to minimum.Backboard is most
Using " sandwich " structure, i.e. three-layer thin-film structure, bonded between each layer using one layer of bonded adhesives.
In the long-term use process, backboard is directly influenced by ultraviolet, dust storm, dramatic temperature change, and is most held
Easily there is one of material of problem of aging.When minute crack occurs in solar energy backboard, if repaired not in time, it may appear that bigger
Deeper crackle is easy to happen the hidden danger such as local electric leakage, fire.And it is repaired using commercially available solar energy backboard glue, it is difficult to
Reach repairing effect well, the backboard integral strength after reparation is lower and weatherability is poor, does not grow using the time.
Summary of the invention
It cracks the purpose of the present invention is to provide a kind of solar energy backboard substrate and repairs glue and preparation method thereof, on solving
State the problem of proposing in background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of solar energy backboard substrate cracking reparation glue, is formed: 15-20 parts by the material combination of following weight
Natural rubber, 7-10 parts of diatomite, 4-6 parts of graphene powder, 1.3-2.2 parts of titanium dioxide, 0.5-0.8 parts of promotion
Agent, 0.8-1.2 parts of silicon carbide, 0.2-0.5 parts of anti-aging agent, 30-40 parts of polyester matrix resin, 30-40 parts of acrylic acid
Ester monomer, 25-30 parts of 5,6- benzo -2- methylene 1,3-cyclic heptane dioxide, wherein polyester matrix resin is by following weight
The raw material of part proportion is prepared: the cycloaliphatic diols of 27-33 parts of saturated dicarboxylic acid and 35-40 part.
As a further solution of the present invention: the saturated dicarboxylic acid uses malonic acid, adipic acid, azelaic acid, the last of the ten Heavenly stems two
One or more of acid, 1,4 cyclohexanedicarboxylic acid composition.
As a further solution of the present invention: the cycloaliphatic diols using 1,4 cyclohexane dimethanol, cyclohexanediol,
One or more of 12 carbon dimethanol of tricyclic, 12 carbon naphthene glycol composition.
As a further solution of the present invention: being formed by the material combination of following specific weight: 15 parts natural
Rubber, 7 parts of diatomite, 4 parts of graphene powder, 1.3 parts of titanium dioxide, 0.5 part of promotor, 0.8 part of silicon carbide,
0.2 part of anti-aging agent, 30 parts of polyester matrix resin, 30 parts of acrylate monomer, 25 parts of 5,6- benzo -2- methylene -
1,3- cyclic heptane dioxide, wherein polyester matrix resin is prepared by the raw material of following weight: 27 parts of saturation binary
Carboxylic acid and 35 parts of cycloaliphatic diols.
As a further solution of the present invention: being formed by the material combination of following specific weight: 20 parts natural
Rubber, 10 parts of diatomite, 6 parts of graphene powder, 2.2 parts of titanium dioxide, 0.8 part of promotor, 1.2 parts of carbonization
Silicon, 0.5 part of anti-aging agent, 40 parts of polyester matrix resin, 40 parts of acrylate monomer, 30 parts of 5,6- benzo -2- methylene
Base -1,3- cyclic heptane dioxide, wherein polyester matrix resin is prepared by the raw material of following weight: 33 parts of saturation
Dicarboxylic acids and 40 parts of cycloaliphatic diols.
As a further solution of the present invention: being formed by the material combination of following specific weight: 18 parts natural
Rubber, 9 parts of diatomite, 5 parts of graphene powder, 1.7 parts of titanium dioxide, 0.7 part of promotor, 1.1 parts of silicon carbide,
0.3 part of anti-aging agent, 35 parts of polyester matrix resin, 35 parts of acrylate monomer, 28 parts of 5,6- benzo -2- methylene -
1,3- cyclic heptane dioxide, wherein polyester matrix resin is prepared by the raw material of following weight: 30 parts of saturation binary
Carboxylic acid and 37 parts of cycloaliphatic diols.
A kind of solar energy backboard substrate cracking repairs the preparation method of glue, includes the following steps:
S1, it will react, be prepared poly- in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle according to the ratio
Ester matrix resin；
S2, acrylate monomer and 5,6- benzo -2- methylene -1,3- cyclic heptane dioxide put into reaction kettle according to the ratio
In, free radicals copolymerization reaction is carried out, modified polyester resin is prepared；
S3, according to the ratio will natural rubber, diatomite, graphene powder and titanium dioxide be added reaction kettle in, heating rise
Temperature is stirred reaction 30-40min to 55-60 DEG C；
S4, the reaction kettle being according to the ratio added to polyester matrix resin, modified polyester resin and promotor in step S3
In, it is stirred 20-25min, whipping temp is 50-55 DEG C；
S5, silicon carbide and anti-aging agent be added in the reaction kettle in step S4 according to the ratio, be stirred 15-20min, stir
Temperature is 45-50 DEG C, is made and repairs glue product.
As a further solution of the present invention: the step S1's method particularly includes: by saturated dicarboxylic acid and alicyclic
It is reacted in dihydric alcohol investment reaction kettle, reaction temperature is 220-240 DEG C, after reaction sufficiently, is warming up to 250-270 DEG C, protects
10-20min is held, then, under vacuum conditions, decompression polycondensation is carried out, to get polyester matrix resin after the completion of polycondensation.
Compared with prior art, the beneficial effects of the present invention are: reparation glue product of the invention is by natural rubber, diatom
Soil, graphene powder, titanium dioxide, promotor, silicon carbide, anti-aging agent, polyester matrix resin, acrylate monomer and 5,6-
Benzo -2- methylene 1,3-cyclic heptane dioxide is prepared, and has good environment resistant erosiveness, insulating capacity, solidification speed
Spend the characteristics such as fast；The minute crack occurred on solar energy backboard is repaired using reparation glue product of the invention, Neng Gouti
The integral strength of high backboard has good weather resistance, can effectively extend the service life of backboard.
Specific embodiment
The following is a clear and complete description of the technical scheme in the embodiments of the invention, it is clear that described embodiment
Only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1:
A kind of solar energy backboard substrate cracking reparation glue, is formed: 15 parts by the material combination of following specific weight
Natural rubber, 7 parts of diatomite, 4 parts of graphene powder, 1.3 parts of titanium dioxide, 0.5 part of promotor, 0.8 part
Silicon carbide, 0.2 part of anti-aging agent, 30 parts of polyester matrix resin, 30 parts of acrylate monomer, 25 parts of 5,6- benzo -2-
Methylene 1,3-cyclic heptane dioxide, wherein polyester matrix resin is prepared by the raw material of following weight: 27 parts
Saturated dicarboxylic acid and 35 parts of cycloaliphatic diols.
Wherein, the saturated dicarboxylic acid is using malonic acid, the composition of adipic acid and azelaic acid.The alicyclic binary
Alcohol uses the composition of 1,4 cyclohexane dimethanol and cyclohexanediol.
A kind of solar energy backboard substrate cracking repairs the preparation method of glue, includes the following steps:
S1, it will react, be prepared poly- in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle according to the ratio
Ester matrix resin；
S2, acrylate monomer and 5,6- benzo -2- methylene -1,3- cyclic heptane dioxide put into reaction kettle according to the ratio
In, free radicals copolymerization reaction is carried out, modified polyester resin is prepared；
S3, according to the ratio will natural rubber, diatomite, graphene powder and titanium dioxide be added reaction kettle in, heating rise
Temperature is stirred reaction 30-40min to 55-60 DEG C；
S4, the reaction kettle being according to the ratio added to polyester matrix resin, modified polyester resin and promotor in step S3
In, it is stirred 20-25min, whipping temp is 50-55 DEG C；
S5, silicon carbide and anti-aging agent be added in the reaction kettle in step S4 according to the ratio, be stirred 15-20min, stir
Temperature is 45-50 DEG C, is made and repairs glue product.
Wherein, the step S1 method particularly includes: will be in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle
It is reacted, reaction temperature is 220-240 DEG C, after reaction sufficiently, is warming up to 250-270 DEG C, keeps 10-20min, then, In
Under vacuum condition, decompression polycondensation is carried out, to get polyester matrix resin after the completion of polycondensation.
Embodiment 2:
A kind of solar energy backboard substrate cracking reparation glue, is formed: 20 parts by the material combination of following specific weight
Natural rubber, 10 parts of diatomite, 6 parts of graphene powder, 2.2 parts of titanium dioxide, 0.8 part of promotor, 1.2 parts
Silicon carbide, 0.5 part of anti-aging agent, 40 parts of polyester matrix resin, 40 parts of acrylate monomer, 30 parts of 5,6- benzo -2-
Methylene 1,3-cyclic heptane dioxide, wherein polyester matrix resin is prepared by the raw material of following weight: 33 parts
Saturated dicarboxylic acid and 40 parts of cycloaliphatic diols.
Wherein, the saturated dicarboxylic acid uses azelaic acid, decanedioic acid and Isosorbide-5-Nitrae-cyclohexane cyclohexanedimethanodibasic composition.It is described
Cycloaliphatic diols are using cyclohexanediol, the composition of tricyclic 12 carbon dimethanol and 12 carbon naphthene glycol.
A kind of solar energy backboard substrate cracking repairs the preparation method of glue, includes the following steps:
S1, it will react, be prepared poly- in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle according to the ratio
Ester matrix resin；
S2, acrylate monomer and 5,6- benzo -2- methylene -1,3- cyclic heptane dioxide put into reaction kettle according to the ratio
In, free radicals copolymerization reaction is carried out, modified polyester resin is prepared；
S3, according to the ratio will natural rubber, diatomite, graphene powder and titanium dioxide be added reaction kettle in, heating rise
Temperature is stirred reaction 30-40min to 55-60 DEG C；
S4, the reaction kettle being according to the ratio added to polyester matrix resin, modified polyester resin and promotor in step S3
In, it is stirred 20-25min, whipping temp is 50-55 DEG C；
S5, silicon carbide and anti-aging agent be added in the reaction kettle in step S4 according to the ratio, be stirred 15-20min, stir
Temperature is 45-50 DEG C, is made and repairs glue product.
Wherein, the step S1 method particularly includes: will be in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle
It is reacted, reaction temperature is 220-240 DEG C, after reaction sufficiently, is warming up to 250-270 DEG C, keeps 10-20min, then, In
Under vacuum condition, decompression polycondensation is carried out, to get polyester matrix resin after the completion of polycondensation.
Embodiment 3:
A kind of solar energy backboard substrate cracking reparation glue, is formed: 18 parts by the material combination of following specific weight
Natural rubber, 9 parts of diatomite, 5 parts of graphene powder, 1.7 parts of titanium dioxide, 0.7 part of promotor, 1.1 parts
Silicon carbide, 0.3 part of anti-aging agent, 35 parts of polyester matrix resin, 35 parts of acrylate monomer, 28 parts of 5,6- benzo -2-
Methylene 1,3-cyclic heptane dioxide, wherein polyester matrix resin is prepared by the raw material of following weight: 30 parts
Saturated dicarboxylic acid and 37 parts of cycloaliphatic diols.
Wherein, the saturated dicarboxylic acid is using adipic acid, the composition of azelaic acid and decanedioic acid.The alicyclic binary
Alcohol uses the composition of 12 carbon dimethanol of cyclohexanediol and tricyclic.
A kind of solar energy backboard substrate cracking repairs the preparation method of glue, includes the following steps:
S1, it will react, be prepared poly- in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle according to the ratio
Ester matrix resin；
S2, acrylate monomer and 5,6- benzo -2- methylene -1,3- cyclic heptane dioxide put into reaction kettle according to the ratio
In, free radicals copolymerization reaction is carried out, modified polyester resin is prepared；
S3, according to the ratio will natural rubber, diatomite, graphene powder and titanium dioxide be added reaction kettle in, heating rise
Temperature is stirred reaction 30-40min to 55-60 DEG C；
S4, the reaction kettle being according to the ratio added to polyester matrix resin, modified polyester resin and promotor in step S3
In, it is stirred 20-25min, whipping temp is 50-55 DEG C；
S5, silicon carbide and anti-aging agent be added in the reaction kettle in step S4 according to the ratio, be stirred 15-20min, stir
Temperature is 45-50 DEG C, is made and repairs glue product.
Wherein, the step S1 method particularly includes: will be in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle
It is reacted, reaction temperature is 220-240 DEG C, after reaction sufficiently, is warming up to 250-270 DEG C, keeps 10-20min, then, In
Under vacuum condition, decompression polycondensation is carried out, to get polyester matrix resin after the completion of polycondensation.
Comparative example uses commercially available solar energy backboard glue, and 50% consolidate contains, solvent ethyl acetate.First PET sheet is carried out
Aging process, the PET sheet cracked apply the reparation glue product of above-described embodiment and commercially available solar energy backboard glue
The crack for covering filling PET sheet, after the specific curing time of various examples and comparative examples is shown in Table 1, one hour, according to ASTM
G155 burn-in test standard does peel strength test, weatherability test and humidity resistance after peel strength test, illumination respectively
Burn-in test, specific test result are shown in Table 1.
Table 1: curing time and ageing test result.
| Project | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example |
| Curing time (min) at room temperature | 35min | 31min | 28min | 45min |
| Peel strength | It is excellent | It is excellent | It is excellent | Difference |
| Peel strength after illumination | It is excellent | It is excellent | It is excellent | Difference |
| Weatherability | It is excellent | It is good | It is excellent | It is good |
| Humidity resistance aging | It is good | It is excellent | It is excellent | Difference |
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
Claims (8)
1. a kind of solar energy backboard substrate cracking repairs glue, which is characterized in that formed by the material combination of following weight:
15-20 parts of natural rubber, 7-10 parts of diatomite, 4-6 parts of graphene powder, 1.3-2.2 parts of titanium dioxide, 0.5-
0.8 part of promotor, 0.8-1.2 parts of silicon carbide, 0.2-0.5 parts of anti-aging agent, 30-40 parts of polyester matrix resin, 30-40
The acrylate monomer, 25-30 parts of 5,6- benzo -2- methylene 1,3-cyclic heptane dioxide of part, wherein polyester matrix resin
It is prepared by the raw material of following weight: the alicyclic binary of 27-33 parts of saturated dicarboxylic acid and 35-40 part
Alcohol.
2. a kind of solar energy backboard substrate cracking according to claim 1 repairs glue, which is characterized in that the saturation binary
Carboxylic acid uses one or more of malonic acid, adipic acid, azelaic acid, decanedioic acid, 1,4 cyclohexanedicarboxylic acid composition.
3. a kind of solar energy backboard substrate cracking according to claim 1 repairs glue, which is characterized in that described alicyclic two
First alcohol uses one of 1,4 cyclohexane dimethanol, cyclohexanediol, 12 carbon dimethanol of tricyclic, 12 carbon naphthene glycol or two
Kind combination of the above object.
4. a kind of solar energy backboard substrate cracking according to claim 1 repairs glue, which is characterized in that by following specific weight
The material combination of amount part proportion forms: 15 parts of natural rubber, 7 parts of diatomite, 4 parts of graphene powder, 1.3 parts of dioxy
Change titanium, 0.5 part of promotor, 0.8 part of silicon carbide, 0.2 part of anti-aging agent, 30 parts of polyester matrix resin, 30 parts of propylene
Acid ester monomer, 25 parts of 5,6- benzo -2- methylene 1,3-cyclic heptane dioxide, wherein polyester matrix resin is by following parts by weight
The raw material of proportion is prepared: 27 parts of saturated dicarboxylic acid and 35 parts of cycloaliphatic diols.
5. a kind of solar energy backboard substrate cracking according to claim 1 repairs glue, which is characterized in that by following specific weight
The material combination of amount part proportion forms: 20 parts of natural rubber, 10 parts of diatomite, 6 parts of graphene powder, the two of 2.2 parts
Titanium oxide, 0.8 part of promotor, 1.2 parts of silicon carbide, 0.5 part of anti-aging agent, 40 parts of polyester matrix resin, the third of 40 parts
Olefin(e) acid ester monomer, 30 parts of 5,6- benzo -2- methylene 1,3-cyclic heptane dioxide, wherein polyester matrix resin is by following weight
The raw material of part proportion is prepared: 33 parts of saturated dicarboxylic acid and 40 parts of cycloaliphatic diols.
6. a kind of solar energy backboard substrate cracking according to claim 1 repairs glue, which is characterized in that by following specific weight
The material combination of amount part proportion forms: 18 parts of natural rubber, 9 parts of diatomite, 5 parts of graphene powder, 1.7 parts of dioxy
Change titanium, 0.7 part of promotor, 1.1 parts of silicon carbide, 0.3 part of anti-aging agent, 35 parts of polyester matrix resin, 35 parts of propylene
Acid ester monomer, 28 parts of 5,6- benzo -2- methylene 1,3-cyclic heptane dioxide, wherein polyester matrix resin is by following parts by weight
The raw material of proportion is prepared: 30 parts of saturated dicarboxylic acid and 37 parts of cycloaliphatic diols.
7. the preparation method that a kind of solar energy backboard substrate cracking repairs glue, which comprises the steps of:
S1, it will be reacted in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle according to the ratio, polyester base be prepared
Body resin；
S2, according to the ratio by acrylate monomer and 5,6- benzo -2- methylene 1,3-cyclic heptane dioxide is put into reaction kettle, into
Row free radicals copolymerization reaction, is prepared modified polyester resin；
S3, according to the ratio by natural rubber, diatomite, graphene powder and titanium dioxide be added reaction kettle in, be heated to
55-60 DEG C, it is stirred reaction 30-40min；
S4, polyester matrix resin, modified polyester resin and promotor be added in the reaction kettle in step S3 according to the ratio, stirred
Mixing 20-25min is mixed, whipping temp is 50-55 DEG C；
S5, silicon carbide and anti-aging agent be added in the reaction kettle in step S4 according to the ratio, be stirred 15-20min, whipping temp
It is 45-50 DEG C, is made and repairs glue product.
8. the preparation method that a kind of solar energy backboard substrate cracking according to claim 7 repairs glue, which is characterized in that institute
State step S1's method particularly includes: will react in saturated dicarboxylic acid and cycloaliphatic diols investment reaction kettle, reaction temperature
Degree is 220-240 DEG C, after reaction sufficiently, is warming up to 250-270 DEG C, keeps 10-20min, then, under vacuum conditions, is carried out
Polycondensation is depressurized, to get polyester matrix resin after the completion of polycondensation.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111139014A (en) * | 2020-01-10 | 2020-05-12 | 江苏医药职业学院 | Formula and preparation method of efficient adhesive |
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Application publication date: 20191203 |