CN105489265B - Ink-jet printing transparent nano silver conductive solution for conducting circuit and preparation method and construction method of ink-jet printing transparent nano silver conductive solution - Google Patents
Ink-jet printing transparent nano silver conductive solution for conducting circuit and preparation method and construction method of ink-jet printing transparent nano silver conductive solution Download PDFInfo
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- CN105489265B CN105489265B CN201510874276.7A CN201510874276A CN105489265B CN 105489265 B CN105489265 B CN 105489265B CN 201510874276 A CN201510874276 A CN 201510874276A CN 105489265 B CN105489265 B CN 105489265B
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 238000007641 inkjet printing Methods 0.000 title claims abstract description 20
- 238000010276 construction Methods 0.000 title abstract description 5
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 33
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 21
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 claims abstract description 19
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims abstract description 19
- 150000001412 amines Chemical class 0.000 claims abstract description 19
- 239000001863 hydroxypropyl cellulose Substances 0.000 claims abstract description 19
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 claims abstract description 19
- 239000003760 tallow Substances 0.000 claims abstract description 18
- 229910001961 silver nitrate Inorganic materials 0.000 claims abstract description 16
- 230000008719 thickening Effects 0.000 claims abstract description 8
- 239000003513 alkali Substances 0.000 claims abstract description 7
- 239000013008 thixotropic agent Substances 0.000 claims abstract description 7
- 239000000243 solution Substances 0.000 claims description 81
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 239000008367 deionised water Substances 0.000 claims description 24
- 229910021641 deionized water Inorganic materials 0.000 claims description 24
- 229910052709 silver Inorganic materials 0.000 claims description 24
- 239000004332 silver Substances 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 9
- 239000004615 ingredient Substances 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 claims description 3
- RECVMTHOQWMYFX-UHFFFAOYSA-N oxygen(1+) dihydride Chemical compound [OH2+] RECVMTHOQWMYFX-UHFFFAOYSA-N 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 238000006479 redox reaction Methods 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- 239000003085 diluting agent Substances 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052710 silicon Inorganic materials 0.000 abstract description 8
- 239000010703 silicon Substances 0.000 abstract description 8
- 239000013078 crystal Substances 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 239000008098 formaldehyde solution Substances 0.000 abstract 1
- 229940071676 hydroxypropylcellulose Drugs 0.000 abstract 1
- 230000008961 swelling Effects 0.000 abstract 1
- 238000007639 printing Methods 0.000 description 7
- 238000005245 sintering Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/02—Details
- H01L31/0224—Electrodes
- H01L31/022466—Electrodes made of transparent conductive layers, e.g. TCO, ITO layers
- H01L31/022491—Electrodes made of transparent conductive layers, e.g. TCO, ITO layers composed of a thin transparent metal layer, e.g. gold
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Abstract
The invention relates to an ink-jet printing transparent nano silver conductive solution for a conducting circuit and a preparation method and a construction method of the ink-jet printing transparent nano silver conductive solution. The ink-jet printing transparent nano silver conductive solution is prepared from the following components in percentage by mass: a silver nitrate solution, a tallow fatty amine solution, a triethanolamine solution, a formaldehyde solution, a hydroxy propyl cellulose solution and an alkali swelling thickening thixotropic agent; the components are mixed and stirred in preparation to obtain the solution, namely the finished product; the solution of the finished product is arranged on an ink box of an ink-jet printer in a construction process; the used pattern design is input into a computer as a printed pattern; and the pattern is printed on the front surface of a crystal silicon solar cell, and is dried and sintered to form a conducting circuit of which the line width is 25 microns, so that the lighted area of the battery piece is increased; meanwhile, the short-circuit current is increased; and the conversion efficiency is improved.
Description
Technical field
The present invention is prepared by a kind of conductive nano silver solution machine of positive silver-colored conducting wire for crystal silicon solar batteries
Method and construction method.
Background technology
Current crystal silicon solar batteries（Including polysilicon and monocrystaline silicon solar cell）Positive electrode（That is conductor wire
Road）Using the silk-screen mode of silver paste, it is printed onto front and forms a netted conductive circuit pattern for interconnecting, by cell piece
Light induced electron collect, be oriented to external device.These conducting wires are to reduce the light-receiving area on cell piece, so
Industry is the width for being devoted to reducing conducting wire always, that is, reduce the consumption of silver, it is also possible to increase the positive light of cell piece
Area, cost-effective increase generated energy is exactly the target of the technological innovation of industry.
The width that live width actual measured value is 50 55 μm is accomplished at present, this is considered as screen printing technique
Most precision lines, then be contracted to 40 50 μm or less have been considered to implement.
The content of the invention
The present invention changes conventional traditional silk-screened front silver wire technique, uses InkJet printing processes instead, by nanometer silver
Solution is printed upon the front of crystal silicon solar batteries, then forms conducting wire through sintering, is obtained finer（Minimum reachable 25
μm live width）Conducting wire；Increase the light-receiving area of cell piece, while increasing short circuit current, improve conversion efficiency.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of inkjet printing transparent nano conductive silver solution for conducting wire, is characterized in that, comprising following each component
And its mass percentage content is：
Silver nitrate solution 20-60%；
Tallow amine solution 1-10%；
Triethanolamine solution 0.5-6%；
Formalin 10-40%；
Hydroxypropyl cellulose solution 1-10%；
Alkali soluble is swollen class thickening thixotropic agent 0.1-3%.
Another object of the present invention is to provide a kind of inkjet printing transparent nano conductive silver solution prepared for conducting wire
Method, it is characterized in that, comprise the steps：Silver nitrate solution first to constant temperature at 5 DEG C is stirred with paddle agitator,
Mixing speed is 30 turns/min, under stirring, adds tallow amine solution, adds triethanolamine solution as dilution
Liquid, till making the pH value of whole solution reach 7.8, adds formalin, carries out the redox reaction to silver so that solution
Transparent shape；Finally, hydroxypropyl cellulose solution stirring is added, mixing speed is 800 turns/min, then alkali soluble swollen class thickening is touched
Become agent to be added in solution, now solution is finished product.
The preparation method of the silver nitrate solution is：Silver nitrate is adopted with 10% ratio and the quality for removing water ion water 90%
After part ratio mixing, the container or refrigeration for being placed on 5 DEG C of constant temperature is kept under 5 DEG C of solution temperature, using dasher stirring turn
Speed is 30 turns/min, and silver nitrate solution is obtained.
The preparation method of the tallow amine solution is：Using single product of 100% effective ingredient of tallow amine, by 80
Deionized water after heating is pressed 1 with tallow amine by DEG C heating deionized water：After 1 ratio mixed dissolution, tallow is obtained
Fat amine aqueous solution, preserves in 5 DEG C of couveuses.
The preparation method of the triethanolamine solution is：Using single product of 99% effective ingredient of triethanolamine, 40% matter is taken
The triethanolamine of amount part is mixed with 60% deionized water, is placed in after depositing 2 hours in 5 DEG C of couveuse, triethanolamine is obtained molten
Liquid.
The preparation method of the formalin is：After 80% formaldehyde is mixed with 20% deionized water by mass percentage, system
Formalin is obtained, is placed under 5 DEG C of low temperature and is preserved.
The preparation method of the hydroxypropyl cellulose solution is：10% hydroxypropyl cellulose and 90% deionized water is taken,
Deionized water is put in container, is stirred in pan mixer, mixing speed is 200 turns/min, adds hydroxypropyl cellulose,
Post-heating is added to 50 DEG C, is weighed the quantity that deionized water volatilizees because of heating after dissolving completely, deionized water is supplemented with to original
The quantitative proportion for coming, obtains hydroxypropyl cellulose solution, then takes out and be cooled to 5 DEG C of preservations.
Another object of the present invention is to provide a kind of applying for inkjet printing transparent nano conductive silver solution for conducting wire
Work method, is characterized in that, first the conductive silver solution of above-mentioned preparation is placed on the print cartridge of ink-jet printer, by the pattern for using
, used as the pattern for printing, design lines are a width of 25 μm, 120 thin grid lines for design input computer, the main gate line of 500 μm of three live widths,
This pattern spray printing is formed into conducting wire behind the front of crystal silicon solar batteries, drying sintering.
The invention has the beneficial effects as follows：
The present invention changes conventional traditional silk-screened front silver wire technique, uses InkJet printing processes instead, by nanometer silver
Solution is printed upon the front of crystal silicon solar batteries, then forms conducting wire through sintering, is obtained finer（Minimum reachable 25
μm live width）Conducting wire.Increase the light-receiving area of cell piece, while increasing short circuit current, improve conversion efficiency.
Specific embodiment
With reference to embodiment, the present invention is further described.
A kind of inkjet printing transparent nano conductive silver solution for conducting wire, comprising following each component and its quality hundred
Dividing than content is：
Silver nitrate solution 45%；
Tallow amine solution 2%；
Triethanolamine solution 1%；
Formalin 40%；
Hydroxypropyl cellulose solution 10%；
Alkali soluble is swollen class thickening thixotropic agent 2%.
Another object of the present invention is to provide a kind of inkjet printing transparent nano conductive silver solution prepared for conducting wire
Method, comprise the steps：Silver nitrate solution first to constant temperature at 5 DEG C is stirred with paddle agitator, mixing speed
For 30 turns/min, under stirring, tallow amine solution is added, triethanolamine solution is added as diluent, is made whole
Till the pH value of individual solution reaches 7.8, then it is slowly added dropwise into formalin, carries out the redox reaction to silver, generates cloudy grain
Son so that the transparent shape of solution（Because the silver particles restored under low temperature and dispersant protection are nano transparent solution,
Only form nanoscale and be only the transparent body）；Finally, hydroxypropyl cellulose solution stirring is added, mixing speed is 800 turns/min,
Again alkali soluble swollen class thickening thixotropic agent is added in solution, because the pH value of overall solution is weakly alkaline 7.8 numerical value, is added such
Solution will be made after thickening thixotropic agent to become solution finished product sticky but that thixotropy is strong, interior argentiferous is 30% 60%, it is adaptable to sprayed
Black printer printed with fine circuit.
The preparation method of the silver nitrate solution is：Silver nitrate is adopted with 10% ratio and the quality for removing water ion water 90%
After part ratio mixing, the container or refrigeration for being placed on 5 DEG C of constant temperature is kept under 5 DEG C of solution temperature, using dasher stirring turn
Speed is 30 turns/min, and silver nitrate solution is obtained.
The preparation method of the tallow amine solution is：Using single product of 100% effective ingredient of tallow amine, by 80
Deionized water after heating is pressed 1 with tallow amine by DEG C heating deionized water：After 1 ratio mixed dissolution, tallow is obtained
Fat amine aqueous solution, preserves in 5 DEG C of couveuses.
The preparation method of the triethanolamine solution is：Using single product of 99% effective ingredient of triethanolamine, 40% matter is taken
The triethanolamine of amount part is mixed with 60% deionized water, is placed in after depositing 2 hours in 5 DEG C of couveuse, triethanolamine is obtained molten
Liquid.
The preparation method of the formalin is：After 80% formaldehyde is mixed with 20% deionized water by mass percentage, system
Formalin is obtained, is placed under 5 DEG C of low temperature and is preserved.
The preparation method of the hydroxypropyl cellulose solution is：10% hydroxypropyl cellulose and 90% deionized water is taken,
Deionized water is put in container, is stirred in pan mixer, mixing speed is 200 turns/min, adds hydroxypropyl cellulose,
Post-heating is added to 50 DEG C, is weighed the quantity that deionized water volatilizees because of heating after dissolving completely, deionized water is supplemented with to original
The quantitative proportion for coming, obtains hydroxypropyl cellulose solution, then takes out and be cooled to 5 DEG C of preservations.
Another object of the present invention is to provide a kind of applying for inkjet printing transparent nano conductive silver solution for conducting wire
Work method, is characterized in that, first the conductive silver solution of above-mentioned preparation is placed on the print cartridge of ink-jet printer, by the pattern for using
, used as the pattern for printing, design lines are a width of 25 μm, 120 thin grid lines for design input computer, the main gate line of 500 μm of three live widths,
This pattern spray printing is formed into conducting wire behind the front of crystal silicon solar batteries, drying sintering.
Prepare adapt to ink-jet printer printing conductive nano silver solution be the present invention key technology, from existing
Ripe printing technique equipment and technique, the printer and equipment that will be used for the printing of crystallite feldspar are sprayed for solaode
Ink prints conducting wire.25 μm of wide conductive silver wires most can critically be produced using the method, increase light-receiving area, be increased short
Road electric current, so that improve conversion efficiency.
Particular embodiments described above, only preferred embodiments of the present invention, such as according to patent application patent model
Done equivalent arrangements are enclosed, the technology that should be the present invention is covered.
Claims (6)
1. a kind of method for preparing the inkjet printing transparent nano conductive silver solution for conducting wire, is characterized in that, comprising with
Lower each component and its mass percentage content are：
Silver nitrate solution 20-60%；
Tallow amine solution 1-10%；
Triethanolamine solution 0.5-6%；
Formalin 10-40%；
Hydroxypropyl cellulose solution 1-10%；
Alkali soluble is swollen class thickening thixotropic agent 0.1-3%；
Also comprise the steps：Silver nitrate solution first to constant temperature at 5 DEG C is stirred with paddle agitator, and mixing speed is
, under stirring, tallow amine solution is added, triethanolamine solution is added as diluent, make whole by 30 turns/min
Till the pH value of solution reaches 7.8, formalin is added, carry out the redox reaction to silver so that the transparent shape of solution；
Finally, hydroxypropyl cellulose solution stirring is added, mixing speed is 800 turns/min, then alkali soluble swollen class thickening thixotropic agent is added
To in solution, now solution is finished product.
2. the method for preparing the inkjet printing transparent nano conductive silver solution for conducting wire according to claim 1, its
It is characterized in that, the preparation method of the silver nitrate solution is：Silver nitrate is adopted with 10% ratio and the quality for removing water ion water 90%
After part ratio mixing, the container or refrigeration for being placed on 5 DEG C of constant temperature is kept under 5 DEG C of solution temperature, using dasher stirring turn
Speed is 30 turns/min, and silver nitrate solution is obtained.
3. the method for preparing the inkjet printing transparent nano conductive silver solution for conducting wire according to claim 1, its
It is characterized in that, the preparation method of the tallow amine solution is：Using single product of 100% effective ingredient of tallow amine, by 80 DEG C
Deionized water after heating is pressed 1 with tallow amine by heating deionized water：After 1 ratio mixed dissolution, Adeps Bovis seu Bubali fat is obtained
Amine aqueous solution, preserves in 5 DEG C of couveuses.
4. the method for preparing the inkjet printing transparent nano conductive silver solution for conducting wire according to claim 1, its
It is characterized in that, the preparation method of the triethanolamine solution is：Using single product of 99% effective ingredient of triethanolamine, 40% mass is taken
The triethanolamine of part is mixed with 60% deionized water, is placed in after depositing 2 hours in 5 DEG C of couveuse, triethanolamine solution is obtained.
5. the method for preparing the inkjet printing transparent nano conductive silver solution for conducting wire according to claim 1, its
It is characterized in that, the preparation method of the formalin is：After 80% formaldehyde is mixed with 20% deionized water by mass percentage, it is obtained
Formalin, is placed under 5 DEG C of low temperature and preserves.
6. the method for preparing the inkjet printing transparent nano conductive silver solution for conducting wire according to claim 1, its
It is characterized in that, the preparation method of the hydroxypropyl cellulose solution is：10% hydroxypropyl cellulose and 90% deionized water is taken, will
Deionized water is put in container, is stirred in pan mixer, and mixing speed is 200 turns/min, adds hydroxypropyl cellulose, plus
Enter post-heating to 50 DEG C, after dissolving completely, weigh the quantity that deionized water volatilizees because of heating, deionized water is supplemented with to original
Quantitative proportion, obtain hydroxypropyl cellulose solution, then take out and be cooled to 5 DEG C of preservations.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510874276.7A CN105489265B (en) | 2015-12-03 | 2015-12-03 | Ink-jet printing transparent nano silver conductive solution for conducting circuit and preparation method and construction method of ink-jet printing transparent nano silver conductive solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510874276.7A CN105489265B (en) | 2015-12-03 | 2015-12-03 | Ink-jet printing transparent nano silver conductive solution for conducting circuit and preparation method and construction method of ink-jet printing transparent nano silver conductive solution |
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| CN105489265A CN105489265A (en) | 2016-04-13 |
| CN105489265B true CN105489265B (en) | 2017-03-22 |
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| CN108492913A (en) * | 2018-05-16 | 2018-09-04 | 清远市宝晶新材料有限公司 | A kind of crystal silicon solar batteries front side silver paste and preparation method thereof being sintered after laser cutting |
| CN109713068A (en) * | 2018-12-26 | 2019-05-03 | 江苏日托光伏科技股份有限公司 | A kind of two-sided solar double-glass assemblies of back contact solar cell and its manufacturing method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1723510A (en) * | 2003-12-17 | 2006-01-18 | 株式会社爱发科 | Method for forming transparent conductive film and transparent electrode |
| CN101085887A (en) * | 2006-06-08 | 2007-12-12 | 三星电机株式会社 | Metal ink composition for inkjet printing |
| CN101473386A (en) * | 2006-06-22 | 2009-07-01 | 三菱制纸株式会社 | Method for producing conductive material |
| CN103619128A (en) * | 2013-11-25 | 2014-03-05 | 深圳大学 | Preparing method of flexible circuit board based on ink-jet printing technique |
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| JP5111170B2 (en) * | 2008-03-10 | 2012-12-26 | 富士フイルム株式会社 | Metal nanowire and method for producing the same, aqueous dispersion and transparent conductor |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1723510A (en) * | 2003-12-17 | 2006-01-18 | 株式会社爱发科 | Method for forming transparent conductive film and transparent electrode |
| CN101085887A (en) * | 2006-06-08 | 2007-12-12 | 三星电机株式会社 | Metal ink composition for inkjet printing |
| CN101473386A (en) * | 2006-06-22 | 2009-07-01 | 三菱制纸株式会社 | Method for producing conductive material |
| CN103619128A (en) * | 2013-11-25 | 2014-03-05 | 深圳大学 | Preparing method of flexible circuit board based on ink-jet printing technique |
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