CN103117108B - A kind of electrocondution slurry that contains ATEC - Google Patents
A kind of electrocondution slurry that contains ATEC Download PDFInfo
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- CN103117108B CN103117108B CN201210521978.3A CN201210521978A CN103117108B CN 103117108 B CN103117108 B CN 103117108B CN 201210521978 A CN201210521978 A CN 201210521978A CN 103117108 B CN103117108 B CN 103117108B
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Abstract
The invention discloses a kind of electrocondution slurry that contains ATEC, it is to be made by the raw material of following weight parts: A expects 70-75, and B expects 22-25, dimethyl azelate 0.3-0.6, silane coupler KH5801-2, castor oil 1-2, organic silicone oil 0.3-0.5. The electrocondution slurry of gained of the present invention is not leaded, meets environmental requirement completely, is applied to the production of solar cell, can form strong adhesion in solar cell surface, cell photoelectric conversion efficiency is high.
Description
Technical field
The present invention relates to fine Electronic field of chemicals, is exactly a kind of conduction that contains ATECSlurry.
Background technology
Electrocondution slurry is electronic devices and components encapsulation, electrode and interconnected critical material, mainly comprises burning infiltration type electrocondution slurryWith the large class of curing type conducting resinl (electrically conductive ink) two.
Burning infiltration type electrocondution slurry is mainly used in the industries such as solar cell, makes electrode and use after sintering, and curing type is ledElectricity ink is widely used in the industry such as printed circuit and Electronic Packaging.
Electrocondution slurry basis filler difference wherein, can be divided into carbon slurry (graphite conductor), metal paste (goldPowder, silver powder, copper powder, yellow gold), and the ceramic size of modification.
, the electric conductivity of noble metal filler is best for Performance Ratio, and carbon slurry secondly. But the price of gold is too high, the oxytolerant of copper powderVoltinism is bad, and silver powder and silver-bearing copper powder are comparatively balanced in price and performance. Will getting well of the wearability silver slurry of carbon slurry.Solar cell conductive paste is made up of silver powder, aluminium powder, inorganic bond material, organic carrier and relevant auxiliary agent etc.In most electric slurry, inorganic bond material is mainly the flint glass powder of low melting point, big for environment pollutionPoor with weldability is its major defect. Therefore, the unleaded inexorable trend that become of electrocondution slurry.
Summary of the invention
The object of the present invention is to provide a kind of efficient, environmental protection, the unleaded conductive paste that contains ATECMaterial.
Above-mentioned purpose realizes by following scheme:
An electrocondution slurry that contains ATEC, is characterized in that, it is the raw material by following weight partsMake:
A expects 70-75, and B expects 22-25, dimethyl azelate 0.3-0.6, silane coupler KH5801-2, castorSesame oil 1-2, organic silicone oil 0.3-0.5;
Described A material is made by the raw material of following weight parts: 1-5 μ m silver powder 45-48,11-15 μ m silver powder10-15,16-25 μ m aluminium powder 10-15,10-15 μ m glass dust 8-12, organic carrier A22-27, silaneCoupling agent KH-7921-1.5, ATEC 0.7-1.2;
Described B material is made by the raw material of following weight parts: 6-10 μ m bronze 55-58,16-25 μ m bronze 10-15,20-25 μ m glass dust 8-10, organic carrier B15-20, organic silicone oil 0.5-1.2, Dibutyl MaleateEster 2-3;
Described glass dust is made by the raw material of following weight parts: CoO8-10, V2O511-12,B2O35-7.7,ZrO26-9,SiO28-12,Sb2O39-11,Na2O11-14,K2O8-12,SrO5-8，As2O37-9，Co2O311-13；
Described organic carrier A is made by the raw material of following weight parts: acrylic resin 7-10, polyvinylpyrrolidineKetone 2-4, BC 36-38, benzinum 0.5-1.3;
Described organic carrier B is made by the raw material of following weight parts: hydroxyethylcellulose 6-8, and methyl alcohol 18-22,Diethylene glycol ether acetate 10-12, di-2-ethylhexyl maleate 0.5-1.
Described a kind of electrocondution slurry that contains ATEC, is characterized in that:
Preparation method comprises the following steps:
(1) take by weight and prepare the required each raw material of glass dust and put in silica crucible and mix, after put into electric furnaceIn 1100-1300 DEG C of sintering 2-3h, then the glass metal after gained fusing is poured in cold water into then ball milling, mistake200-300 mesh sieve, cooling, then 500-600 DEG C insulation 4-5h, then, then with deionized water quench, ballGrind, cross the sieve of different meshes, collect and obtain 10-15 μ m glass dust and 20-25 μ m glass dust respectively, thenUse respectively 10-15% salt acid soak 1-2 hour, then clean to neutrality by deionized water, dry to obtain different grainsThe glass dust in footpath is for subsequent use;
(2) by weight by preparing each raw material blending of organic carrier A, at 70-80 DEG C, be stirred to dissolving, afterCrossing 100-200 order filter cloth, to obtain organic carrier A for subsequent use;
(3) will prepare each raw material blending of organic carrier B by weight, at 65-70 DEG C, be stirred to and dissolve rear mistake100-200 order filter cloth, obtains organic carrier B for subsequent use;
(4) glass dust of the 10-15 μ m making is added in prepared organic carrier A by weight, stirMixed, then add all the other to prepare A material needed raw material, be uniformly mixed 2-3 hour, obtain A material;
(5) preparation B material needed raw material is uniformly mixed to 2-3 hour, obtains B material;
(6) raw material of the electrocondution slurry that A material, B material and all the other preparations is contained to ATEC is by heavyAmount part mixes, and ball milling 7-9 hour, after crossing 400-500 mesh sieve and get final product.
Beneficial effect of the present invention is:
The electrocondution slurry of gained of the present invention is not leaded, meets environmental requirement completely, is applied to the production of solar cell,Can form strong adhesion in solar cell surface, cell photoelectric conversion efficiency is high.
Detailed description of the invention
An electrocondution slurry that contains ATEC, it is to be made by the raw material of following weight parts (kg):
A material 75, B material 25, dimethyl azelate 0.6, silane coupler KH5801.3, castor oil 1.3,Organic silicone oil 0.5;
Described A material is made by the raw material of following weight parts: 1-5 μ m silver powder 48,11-15 μ m silver powder 15,16-25 μ m aluminium powder 10,10-15 μ m glass dust 12, organic carrier A27, silane coupler KH-7921.3, ATEC 1.2;
Described B material is made by the raw material of following weight parts: 6-10 μ m bronze 58,16-25 μ m bronze 15,20-25 μ m glass dust 10, organic carrier B20, organic silicone oil 1.2, dibutyl maleate 3;Described glass dust is made by the raw material of following weight parts: CoO10, V2O512,B2O37.2,ZrO29,SiO212,Sb2O311,Na2O14,K2O12,SrO8，As2O39，Co2O313；Described organic carrier A is made by the raw material of following weight parts: acrylic resin 10, polyvinylpyrrolidone4, BC 38, benzinum 0.9;
Described organic carrier B is made by the raw material of following weight parts: hydroxyethylcellulose 8, methyl alcohol 22, diethylGlycol ether acetate 12, di-2-ethylhexyl maleate 0.7.
Described a kind of electrocondution slurry that contains ATEC, preparation method comprises the following steps:
(1) take by weight and prepare the required each raw material of glass dust and put in silica crucible and mix, after put into electric furnaceIn 1300 DEG C of sintering 3h, then the glass metal after gained fusing is poured in cold water, then ball milling, crosses 200 ordersSieve, cooling, then at 600 DEG C of insulation 5h, then, then quench by deionized water, ball milling, crosses different meshesSieve, collects and obtains 15 μ m glass dust and 25 μ m glass dust respectively, then the salt that is 11.7% by concentration respectivelyAcid soak 2 hours, then cleans to neutrality by deionized water, dries to such an extent that the glass dust of different-grain diameter is for subsequent use;
(2) by weight by preparing each raw material blending of organic carrier A, at 80 DEG C, be stirred to dissolving, rear mistakeIt is for subsequent use that 200 order filter clothes obtain organic carrier A;
(3) will prepare each raw material blending of organic carrier B by weight, at 67 DEG C, be stirred to dissolve afterwards and cross 200Order filter cloth, obtains organic carrier B for subsequent use;
(4) glass dust of the 10-15 μ m making is added in prepared organic carrier A by weight, stirMixed, then add all the other to prepare A material needed raw material, be uniformly mixed 2 hours, obtain A material;
(5) preparation B material needed raw material is uniformly mixed to 3 hours, obtains B material;
(6) raw material of the electrocondution slurry that A material, B material and all the other preparations is contained to ATEC is by heavyAmount part mixes, and ball milling 8 hours, after crossing 500 mesh sieves and get final product.
Adopt screen process press that silver slurry is printed on 125mm × 125mmSi substrate, be then dried at 180 DEG C,Carry out quick fired electrodes lead-in wire at 880 DEG C again, the contact conductor of making after high temperature sintering surface silvery white, smoothZero defect, peel strength 15N/cm, soldering is functional, sheet resistance < 10Siements/sq, the solar energy of preparationCell photoelectric transformation efficiency is 18.4%, and tensile test result is adhesive force > 14N/mm2.
Claims (2)
1. an electrocondution slurry that contains ATEC, is characterized in that, it is to be made by the raw material of following weight parts: A expects 70-75, B expects 22-25, dimethyl azelate 0.3-0.6, silane coupler KH5801-2, castor oil 1-2, organic silicone oil 0.3-0.5; Described A material is made by the raw material of following weight parts: 1-5 μ m silver powder 45-48,11-15 μ m silver powder 10-15,16-25 μ m aluminium powder 10-15,10-15 μ m glass dust 8-12, organic carrier A22-27, silane coupler KH-7921-1.5, ATEC 0.7-1.2; Described B material is made by the raw material of following weight parts: 6-10 μ m bronze 55-58,16-25 μ m bronze 10-15,20-25 μ m glass dust 8-10, organic carrier B15-20, organic silicone oil 0.5-1.2, dibutyl maleate 2-3; Described glass dust is made by the raw material of following weight parts: CoO8-10, V2O511-12，B2O35-7.7，ZrO26-9，SiO28-12，Sb2O39-11，Na2O11-14，K2O8-12，SrO5-8，As2O37-9，Co2O311-13; Described organic carrier A is made by the raw material of following weight parts: acrylic resin 7-10, polyvinylpyrrolidone 2-4, BC 36-38, benzinum 0.5-1.3; Described organic carrier B is made by the raw material of following weight parts: hydroxyethylcellulose 6-8, methyl alcohol 18-22, diethylene glycol ether acetate 10-12, di-2-ethylhexyl maleate 0.5-1.
2. a kind of electrocondution slurry that contains ATEC according to claim 1, is characterized in that: preparation method comprises the following steps:
(1) take by weight and prepare the required each raw material of glass dust and put in silica crucible and mix, after put into electric furnace in 1100-1300 DEG C of sintering 2-3h, again the glass metal after gained fusing is poured in cold water, then ball milling, cross 200-300 mesh sieve, cooling, again at 500-600 DEG C of insulation 4-5h, then, quench by deionized water again, ball milling, cross the sieve of different meshes, collect and obtain 10-15 μ m glass dust and 20-25 μ m glass dust respectively, use respectively again 10-15% salt acid soak 1-2 hour, then clean to neutrality by deionized water, dry to such an extent that the glass dust of different-grain diameter is for subsequent use,
(2) by weight by preparing each raw material blending of organic carrier A, at 70-80 DEG C, be stirred to dissolving, it is for subsequent use that the rear filter cloth of 100-200 order excessively obtains organic carrier A;
(3) will prepare each raw material blending of organic carrier B by weight, at 65-70 DEG C, be stirred to and dissolve the rear 100-200 of mistake order filter cloth, obtain organic carrier B for subsequent use;
(4) glass dust of the 10-15 μ m making is added in prepared organic carrier A by weight, stir and mix, then add all the other to prepare A material needed raw material, be uniformly mixed 2-3 hour, obtain A material;
(5) preparation B material needed raw material is uniformly mixed to 2-3 hour, obtains B material;
(6) raw material of the electrocondution slurry that A material, B material and all the other preparations is contained to ATEC mixes by weight, and ball milling 7-9 hour, after crossing 400-500 mesh sieve and get final product.
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| CN201210521978.3A CN103117108B (en) | 2012-12-07 | 2012-12-07 | A kind of electrocondution slurry that contains ATEC |
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| CN201210521978.3A CN103117108B (en) | 2012-12-07 | 2012-12-07 | A kind of electrocondution slurry that contains ATEC |
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| CN103117108A CN103117108A (en) | 2013-05-22 |
| CN103117108B true CN103117108B (en) | 2016-05-25 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103996428A (en) * | 2014-04-16 | 2014-08-20 | 池州市弘港科技电子有限公司 | Easily-printed PCB conductive silver slurry and preparation method thereof |
| CN110510883B (en) * | 2019-08-16 | 2022-05-03 | 江苏聚盈新材料科技有限公司 | Vanadium-based lead-free glass powder and preparation method and application thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102360585A (en) * | 2011-06-28 | 2012-02-22 | 陕西天盛新材料科技有限公司 | Aluminum paste for improving conversion efficiency of solar cells and preparation method for aluminum paste |
| CN102623104A (en) * | 2012-02-13 | 2012-08-01 | 江苏瑞德新能源科技有限公司 | Preparation process of aluminium paste for solar cell |
| CN102708942A (en) * | 2012-02-13 | 2012-10-03 | 江苏瑞德新能源科技有限公司 | Lead-free silver and aluminum slurry for solar photocell and preparation method of slurry |
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| CN102034877A (en) * | 2009-09-30 | 2011-04-27 | 比亚迪股份有限公司 | Conductive paste for solar cell and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102360585A (en) * | 2011-06-28 | 2012-02-22 | 陕西天盛新材料科技有限公司 | Aluminum paste for improving conversion efficiency of solar cells and preparation method for aluminum paste |
| CN102623104A (en) * | 2012-02-13 | 2012-08-01 | 江苏瑞德新能源科技有限公司 | Preparation process of aluminium paste for solar cell |
| CN102708942A (en) * | 2012-02-13 | 2012-10-03 | 江苏瑞德新能源科技有限公司 | Lead-free silver and aluminum slurry for solar photocell and preparation method of slurry |
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Effective date of registration: 20181221 Address after: 401120 Chongqing Yubei District Shuangfeng Bridge Street 3 East Road 7 buildings Patentee after: Chongqing Beijing Great Automotive Components Company Limited Address before: 233000 No. 112 Nanshan Road, Bengbu City, Anhui Province, 4-1 Patentee before: Bengbu City Zhifeng Science & Technology Co., Ltd. |
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Effective date of registration: 20201224 Address after: 402460 station 13, 10 / F, innovation and development center, 19 Lingfang Avenue, Changzhou street, Rongchang District, Chongqing Patentee after: Chongqing Xinrui Technology Service Co.,Ltd. Address before: 401120 Chongqing Yubei District Shuangfeng Bridge Street 3 East Road 7 buildings Patentee before: Chongqing Beijing Great Automotive Components Co.,Ltd. |
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