CN102676040A - Solar component circuit protective agent and battery piece connecting structure applying same - Google Patents
Solar component circuit protective agent and battery piece connecting structure applying same Download PDFInfo
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- CN102676040A CN102676040A CN2012100470614A CN201210047061A CN102676040A CN 102676040 A CN102676040 A CN 102676040A CN 2012100470614 A CN2012100470614 A CN 2012100470614A CN 201210047061 A CN201210047061 A CN 201210047061A CN 102676040 A CN102676040 A CN 102676040A
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- acrylate
- silver
- protective agent
- circuit protective
- reactive thinner
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The invention relates to a solar component circuit protective agent and a battery piece connecting structure applying the same. The solar component circuit protective agent comprises the following components in percentage by weight: 40-70wt% of photocuring matrix resin, 20-50wt% of reactive diluents, 1-8wt% of photoinitiator, 2-6wt% of additive, 0.1-1wt% of silver-ion absorbent and 0.1-7wt% of processing aid, wherein the photocuring matrix resin is amino acrylate or is prepared by mixing amino acrylate with urethane acrylate; and the silver-ion absorbent is an aniline copolymer modified by anisidine sulfonic acid. The solar component circuit protective agent covers the surfaces and the two sides of a welding strip connected with a conducting adhesive so as to protect the connection of the welding strip and a battery piece. The solar component circuit protective agent has the beneficial effects that the technology is improved on the basis of the prior art, so that the solar component circuit protective agent disclosed by the invention is more suitable for the working environment of a solar battery component, the transport phenomenon of conducting silver particles in the conducting adhesive can be effectively prevented under the condition that vapor and potential differences exist, a circuit is effectively protected and the attenuation of the power of the component is delayed.
Description
Technical field
The present invention relates to the agent of a kind of solar components circuit protection and use this protectant battery sheet syndeton.
Background technology
Solar module causes grid line to turn black by the silver-colored conducting particles generation transport phenomena in the battery grid line because long-term exposure can be made by the influence of moisture and voltage outdoor,, influences the exterior appearance of assembly, and small size reduction component power.And for the focus direction of present battery sheet low temperature welding---the conductive resin welding, if taking place, the silver particles migration then not only influences outward appearance, influence the electroconductibility of particle more, increase series resistance, influence component power.
Mention on the thin grid line of battery surface among the Japanese Patent JP2001274426 (A) and carry out zinc-plated processing; Under the situation of guard electrode protect it from corrosion; Increase the sectional area of thin grid, when having reduced contact resistance, the silver ions in the thin grid has been played certain iris action.But its technology is comparatively complicated, and can't be applied in the protection of conductive resin.Chinese patent CN1049370AC adopts ultraviolet-curing resin that the circuit of LCD, light-emitting diode display is encapsulated, but can only play the effect of obstruct, can not reach the effect that stops the silver ions migration.Have and report silver ions is made into the migration that the Ag-Pd alloy can delay silver ions, or at Ag powder surface grafting AS etc., but these methods all can influence the electroconductibility of silver to a certain extent.At present the most effectively and reality the method that prevents the silver ions migration be exactly the existence that directly control causes silver-ionized moisture; Though but there is the double seal of backboard and EVA in the assembly battery; But still have the infiltration of part steam, so the densification more of packaged material becomes a research direction.
Summary of the invention
Technical problem to be solved by this invention is: the agent of a kind of solar components circuit protection is provided and uses this protectant battery sheet syndeton, the protection battery circuit is avoided the influence of silver ions migration.
The technical solution adopted for the present invention to solve the technical problems is: the agent of a kind of solar components circuit protection, and its moity comprises:
The photocuring matrix resin is an amino acrylates, or amino acrylates cooperates the light-curable resin of urethane acrylate;
Reactive thinner contains single or a plurality of active function groups;
Light trigger is free radical photo-initiation or cation light initiator;
Silver ion adsorbant is the aniline of anisidine sulfonic acid modified.
Further:
Reactive thinner contains single or a plurality of active function groups, and can select following one or several for use: (1) simple function group reactive thinner is an esters of acrylic acid and vinyl-based.The esters of acrylic acid reactive thinner has: n-butyl acrylate (BA), Isooctyl acrylate monomer (2-EHA), isodecyl acrylate (IDA), lauryl acrylate (LA), (methyl) Hydroxyethyl acrylate, (methyl) Propylene glycol monoacrylate, SY-Monomer G (GMA), isobornyl methacrylate (IBOA), methylacrylic acid THF methyl esters (THFFA), vinylformic acid phenoxy ethyl (POEA); The vinyl reactive thinner has: vinylbenzene (St), vinyl acetate (VA), N-vinyl pyrrolidone (NVP); (2) the bifunctional reactive thinner is glycols diacrylate, propandiols diacrylate and other glycols diacrylates.Comprise: 1,6-hexanediyl ester (HDDA), neopentylglycol diacrylate (NPGDA), two contract propylene glycol diacrylate (DPGDA), tripropylene glycol diacrylate (TPGDA); (3) the polyfunctional group reactive thinner contains the reactive group of participated in the photocuring reaction more than 3 or 3, comprising: the contract Viscoat 295 [TMP (EO) TA] of trimethylolpropane tetra-acrylate (DTMPTTA), Dipentaerythritol five propenoate (DPPA), dipentaerythritol acrylate (DPHA), ethoxylation of Viscoat 295 (TMPTA), pentaerythritol triacrylate (PETA), tetramethylol methane tetraacrylate (PETTA), two;
Light trigger comprises one or more in following free radical photo-initiation or the cation light initiator: (1) free radical photo-initiation: alpha-hydroxyalkyl benzophenone, 1-hydroxy cyclohexyl phenylketone, UVNUL MS-40 (BP), TEPO, TPO, Irgacure 819 (BAPO), 2; 4; The mixture of 6-tri-methyl benzophenone and 4-methyldiphenyl ketone (Esacure TZT), isopropyl thioxanthone (ITX), 2-chlorothiaxanthenone (CTX), 1-chloro-4-propoxy-thioxanthone (CPTX), 2,4-diethyl thioxanthone (DETX), EDAB (or EPA), ODAB (or EHA), Quantacure DMB, triethylamine.(2) cation light initiator: salt, metallorganics class, organosilicon alkanes, specifically like xanthone base phenyl salt compounded of iodine, Fluorenone base phenyl salt compounded of iodine, two (4,4 '-thioether triphenyl sulphur) salt, thiophenyl phenyl phenylbenzene sulfosalt.
Described processing aid is made up of following component:
A kind of battery sheet syndeton of solar components; Comprise battery sheet and the welding that is connected the battery sheet; Welding is connected through conductive resin with the battery sheet, and welding surface after conductive resin connects and both sides cover claim 1 or 2 described solar components circuit protection agent.
Further limit: conductive resin is a matrix with epoxy resin or acrylic, contains the stickies of conducting particles, and described conducting particles can be the metallics that the polymer particle that coats of fine silver particle, silver or silver coat.
The invention has the beneficial effects as follows: the present invention is in view of the existing circuit protection agent that is used for indicating meters such as plasma, liquid crystal; Use through improving; Use the aminoacrylic acid resin that good heat resistance and weathering resistance are arranged that is fit to the battery operated environment of solar panel; Solar module circuit to conductive resin connects is protected, to reach the silver ions transport phenomena that the conductive resin that delays the argentiferous conducting particles causes in the life-time service process.The organosilicon prepolymer polymers generation polymerization that used protective material can make with the method for ultraviolet light polymerization forms physics to circuit and coats; Simultaneously, the silver ion adsorbant in the protective material can play the migration of effective prevention silver ions, and is the effect of argent with silver ion reduction.Thereby can not make solar components power reduce because of the migration of silver ions.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is the structural representation of conductive resin of the present invention;
Fig. 2 is that protective material of the present invention is coated in the structural representation on the battery sheet that conductive resin connects;
Among the figure: 1. battery sheet, 2. circuit protection agent, 3. welding, 4. conductive resin, 41. conducting particless.
Embodiment
The agent of a kind of solar components circuit protection, its moity comprises:
The photocuring matrix resin is an amino acrylates, or amino acrylates cooperates the light-curable resin of urethane acrylate; Reactive thinner contains single or a plurality of active function groups; Light trigger is free radical photo-initiation or cation light initiator; Silver ion adsorbant is the aniline of anisidine sulfonic acid modified.
As shown in Figure 2; A kind of battery sheet syndeton of solar components; Comprise battery sheet 1 and the welding that is connected battery sheet 13, welding 3 is connected through conductive resin 4 with battery sheet 1, and welding 3 surfaces after conductive resin 4 connects and both sides cover solar components circuit protection agent 2.
As shown in Figure 1, conductive resin 4 is a matrix with epoxy resin or acrylic, contains the stickies of conducting particles 41, and described conducting particles 41 can be the metallics that the polymer particle that coats of fine silver particle, silver or silver coat.
Specific embodiment:
Matrix resin: amino acrylates 20wt%
Urethane acrylate 45wt%
Reactive thinner: SY-Monomer G 8wt%
Viscoat 295 (TMPTA) 18wt%
Light trigger: 1-hydroxy cyclohexyl phenylketone 2wt%
Triethylamine 2wt%
UVNUL MS-40 2wt%
Silver ion adsorbant: the copolymer 1 wt% of aniline and 2-anisidine-5-sulfonic acid
Processing aid: flow agent BYK306 0.5wt%
Skimmer BYK052 0.5wt%
Lubrication dispersing agent Tego Wet KL 435 0.5wt%
Adhesion promoter γ-An Jibingjisanyiyangjiguiwan 0.5wt%.
This protectant preparation process: at first matrix resin is mixed with reactive thinner, prepare even liquid-phase system through the method for ultra-sonic dispersion; Light trigger and processing aid are added above-mentioned system, fully stir and ultra-sonic dispersion; In solution, sneak into silver ion adsorbant at last, ultra-sonic dispersion is even until system once more; Filter and promptly obtain the circuit protection agent that UV curable contains silver ion adsorbant.
Claims (5)
1. solar components circuit protection agent is characterized in that: its moity comprises:
Described photocuring matrix resin is an amino acrylates, or amino acrylates cooperates the light-curable resin of urethane acrylate;
Described reactive thinner contains single or a plurality of active function groups;
Described light trigger is free radical photo-initiation or cation light initiator;
Described silver ion adsorbant is the aniline of anisidine sulfonic acid modified.
2. solar components circuit protection according to claim 1 agent is characterized in that:
Described reactive thinner contains single or a plurality of active function groups, can select following one or several for use:
(1) the simple function group reactive thinner is an esters of acrylic acid and vinyl-based.The esters of acrylic acid reactive thinner has: n-butyl acrylate (BA), Isooctyl acrylate monomer (2-EHA), isodecyl acrylate (IDA), lauryl acrylate (LA), (methyl) Hydroxyethyl acrylate, (methyl) Propylene glycol monoacrylate, SY-Monomer G (GMA), isobornyl methacrylate (IBOA), methylacrylic acid THF methyl esters (THFFA), vinylformic acid phenoxy ethyl (POEA); The vinyl reactive thinner has: vinylbenzene (St), vinyl acetate (VA), N-vinyl pyrrolidone (NVP);
(2) the bifunctional reactive thinner is glycols diacrylate, propandiols diacrylate and other glycols diacrylates.Comprise: 1,6 hexanediol diacrylate (HDDA), neopentylglycol diacrylate (NPGDA), two contract propylene glycol diacrylate (DPGDA), tripropylene glycol diacrylate (TPGDA);
(3) the polyfunctional group reactive thinner contains the reactive group of participated in the photocuring reaction more than 3 or 3, comprising: the contract Viscoat 295 [TMP (EO) TA] of trimethylolpropane tetra-acrylate (DTMPTTA), Dipentaerythritol five propenoate (DPPA), dipentaerythritol acrylate (DPHA), ethoxylation of Viscoat 295 (TMPTA), pentaerythritol triacrylate (PETA), tetramethylol methane tetraacrylate (PETTA), two;
Described light trigger comprises one or more in following free radical photo-initiation or the cation light initiator:
(1) free radical photo-initiation: alpha-hydroxyalkyl benzophenone, 1-hydroxy cyclohexyl phenylketone, UVNUL MS-40 (BP), TEPO, TPO, Irgacure 819 (BAPO), 2; 4; The mixture of 6-tri-methyl benzophenone and 4-methyldiphenyl ketone (Esacure TZT), isopropyl thioxanthone (ITX), 2-chlorothiaxanthenone (CTX), 1-chloro-4-propoxy-thioxanthone (CPTX), 2,4-diethyl thioxanthone (DETX), EDAB (or EPA), ODAB (or EHA), Quantacure DMB, triethylamine.
(2) cation light initiator: salt, metallorganics class, organosilicon alkanes, specifically like xanthone base phenyl salt compounded of iodine, Fluorenone base phenyl salt compounded of iodine, two (4,4 '-thioether triphenyl sulphur) salt, thiophenyl phenyl phenylbenzene sulfosalt.
3. solar components circuit protection according to claim 1 agent is characterized in that: described processing aid comprises:
4. the battery sheet syndeton of a solar components; Comprise battery sheet and the welding that is connected the battery sheet; It is characterized in that: described welding is connected through conductive resin with the battery sheet, and welding surface after conductive resin connects and both sides cover claim 1 or 2 or 3 described solar components circuit protection agent.
5. the battery sheet syndeton of solar components according to claim 4; It is characterized in that: described conductive resin is a matrix with epoxy resin or acrylic; The stickies that contains conducting particles, described conducting particles can be the particle of fine silver particle, silver-colored coated polymer or the particle of silver-colored clad metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012100470614A CN102676040A (en) | 2012-02-28 | 2012-02-28 | Solar component circuit protective agent and battery piece connecting structure applying same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100470614A CN102676040A (en) | 2012-02-28 | 2012-02-28 | Solar component circuit protective agent and battery piece connecting structure applying same |
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| CN102676040A true CN102676040A (en) | 2012-09-19 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144300A (en) * | 2013-03-18 | 2013-06-12 | 天津英利新能源有限公司 | Photovoltaic module and welding method of photovoltaic module |
| CN103342968A (en) * | 2013-06-28 | 2013-10-09 | 常州大学 | Production processes of packaging adhesive film with ultra-low ionic mobility and photovoltaic component |
| CN106159017A (en) * | 2015-04-14 | 2016-11-23 | 保定市易通光伏科技有限公司 | Photovoltaic connector |
| CN107393994A (en) * | 2017-06-29 | 2017-11-24 | 中节能太阳能科技（镇江）有限公司 | A kind of high-performance high reliability photovoltaic module |
| CN108641550A (en) * | 2018-05-25 | 2018-10-12 | 广州惠利电子材料有限公司 | A kind of curing insulation protection glue and its preparation method and application |
| CN110862503A (en) * | 2019-11-29 | 2020-03-06 | 佛山市瑞福物联科技有限公司 | Preparation method of conductive polyurethane prepolymer and conductive adhesive thereof |
| CN111748312A (en) * | 2020-06-22 | 2020-10-09 | 江苏泰特尔新材料科技有限公司 | Cationic free radical dual-curing adhesive and preparation method thereof |
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| CN101089206A (en) * | 2007-07-09 | 2007-12-19 | 同济大学 | Methoxy-pheyl-sulfamic acid modified aniline copolymer used as silver ion absorbent |
| US20100186823A1 (en) * | 2008-12-31 | 2010-07-29 | Eternal Chemical Co., Ltd. | Solvent-free conductive paste composition and solar cell element employing the same |
| CN102181019A (en) * | 2011-03-18 | 2011-09-14 | 湖北工业大学 | Ultraviolet (UV)-curing plasma display circuit protective agent with silver ion migration resistance and preparation method thereof |
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2012
- 2012-02-28 CN CN2012100470614A patent/CN102676040A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101089206A (en) * | 2007-07-09 | 2007-12-19 | 同济大学 | Methoxy-pheyl-sulfamic acid modified aniline copolymer used as silver ion absorbent |
| US20100186823A1 (en) * | 2008-12-31 | 2010-07-29 | Eternal Chemical Co., Ltd. | Solvent-free conductive paste composition and solar cell element employing the same |
| CN102181019A (en) * | 2011-03-18 | 2011-09-14 | 湖北工业大学 | Ultraviolet (UV)-curing plasma display circuit protective agent with silver ion migration resistance and preparation method thereof |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144300A (en) * | 2013-03-18 | 2013-06-12 | 天津英利新能源有限公司 | Photovoltaic module and welding method of photovoltaic module |
| CN103342968A (en) * | 2013-06-28 | 2013-10-09 | 常州大学 | Production processes of packaging adhesive film with ultra-low ionic mobility and photovoltaic component |
| CN103342968B (en) * | 2013-06-28 | 2015-06-24 | 常州大学 | Production processes of packaging adhesive film with ultra-low ionic mobility and photovoltaic component |
| CN106159017A (en) * | 2015-04-14 | 2016-11-23 | 保定市易通光伏科技有限公司 | Photovoltaic connector |
| CN107393994A (en) * | 2017-06-29 | 2017-11-24 | 中节能太阳能科技（镇江）有限公司 | A kind of high-performance high reliability photovoltaic module |
| CN107393994B (en) * | 2017-06-29 | 2019-08-16 | 中节能太阳能科技（镇江）有限公司 | A kind of photovoltaic module |
| CN108641550A (en) * | 2018-05-25 | 2018-10-12 | 广州惠利电子材料有限公司 | A kind of curing insulation protection glue and its preparation method and application |
| CN110862503A (en) * | 2019-11-29 | 2020-03-06 | 佛山市瑞福物联科技有限公司 | Preparation method of conductive polyurethane prepolymer and conductive adhesive thereof |
| CN110862503B (en) * | 2019-11-29 | 2022-02-11 | 佛山市瑞福物联科技有限公司 | Preparation method of conductive polyurethane prepolymer and conductive adhesive thereof |
| CN111748312A (en) * | 2020-06-22 | 2020-10-09 | 江苏泰特尔新材料科技有限公司 | Cationic free radical dual-curing adhesive and preparation method thereof |
| CN111748312B (en) * | 2020-06-22 | 2022-04-29 | 江苏泰特尔新材料科技股份有限公司 | Cationic free radical dual-curing adhesive and preparation method thereof |
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Application publication date: 20120919 |