CN108492911A - Low volatilization electrocondution slurry and preparation method thereof is stablized in a kind of battery environmental protection - Google Patents
Low volatilization electrocondution slurry and preparation method thereof is stablized in a kind of battery environmental protection Download PDFInfo
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- CN108492911A CN108492911A CN201810204967.XA CN201810204967A CN108492911A CN 108492911 A CN108492911 A CN 108492911A CN 201810204967 A CN201810204967 A CN 201810204967A CN 108492911 A CN108492911 A CN 108492911A
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- 239000002002 slurry Substances 0.000 title claims abstract description 54
- 230000007613 environmental effect Effects 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 22
- 238000007613 slurry method Methods 0.000 title abstract description 4
- 239000000843 powder Substances 0.000 claims abstract description 63
- 239000002904 solvent Substances 0.000 claims abstract description 30
- 239000011521 glass Substances 0.000 claims abstract description 27
- 239000007822 coupling agent Substances 0.000 claims abstract description 26
- 230000001070 adhesive effect Effects 0.000 claims abstract description 22
- 229920005989 resin Polymers 0.000 claims abstract description 22
- 239000011347 resin Substances 0.000 claims abstract description 22
- 239000000654 additive Substances 0.000 claims abstract description 21
- 230000000996 additive effect Effects 0.000 claims abstract description 21
- 239000000853 adhesive Substances 0.000 claims abstract description 21
- 229920002521 macromolecule Polymers 0.000 claims abstract description 21
- 239000002562 thickening agent Substances 0.000 claims abstract description 21
- 239000006057 Non-nutritive feed additive Substances 0.000 claims abstract description 15
- 239000004952 Polyamide Substances 0.000 claims abstract description 15
- 229920002647 polyamide Polymers 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000203 mixture Substances 0.000 claims description 88
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 14
- 238000000498 ball milling Methods 0.000 claims description 14
- 239000012752 auxiliary agent Substances 0.000 claims description 12
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 11
- PHTQWCKDNZKARW-UHFFFAOYSA-N isoamylol Chemical group CC(C)CCO PHTQWCKDNZKARW-UHFFFAOYSA-N 0.000 claims description 10
- 239000000314 lubricant Substances 0.000 claims description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 239000006185 dispersion Substances 0.000 claims description 8
- 238000000227 grinding Methods 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- 239000004411 aluminium Substances 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 238000000265 homogenisation Methods 0.000 claims description 7
- 238000010791 quenching Methods 0.000 claims description 7
- 230000000171 quenching effect Effects 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 229920000180 alkyd Polymers 0.000 claims description 6
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims description 6
- 238000004132 cross linking Methods 0.000 claims description 6
- 238000005516 engineering process Methods 0.000 claims description 6
- 239000004843 novolac epoxy resin Substances 0.000 claims description 6
- 239000004814 polyurethane Substances 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 6
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 6
- 239000011118 polyvinyl acetate Substances 0.000 claims description 6
- QMMJWQMCMRUYTG-UHFFFAOYSA-N 1,2,4,5-tetrachloro-3-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=C(Cl)C(Cl)=CC(Cl)=C1Cl QMMJWQMCMRUYTG-UHFFFAOYSA-N 0.000 claims description 5
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 5
- 229920000178 Acrylic resin Polymers 0.000 claims description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- 239000001856 Ethyl cellulose Substances 0.000 claims description 5
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical group CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 claims description 5
- OKKRPWIIYQTPQF-UHFFFAOYSA-N Trimethylolpropane trimethacrylate Chemical group CC(=C)C(=O)OCC(CC)(COC(=O)C(C)=C)COC(=O)C(C)=C OKKRPWIIYQTPQF-UHFFFAOYSA-N 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000003431 cross linking reagent Substances 0.000 claims description 5
- -1 crosslinking coagent Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 229920001249 ethyl cellulose Polymers 0.000 claims description 5
- 235000019325 ethyl cellulose Nutrition 0.000 claims description 5
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical group CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 150000004645 aluminates Chemical class 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052793 cadmium Inorganic materials 0.000 abstract description 4
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052804 chromium Inorganic materials 0.000 abstract description 4
- 239000011651 chromium Substances 0.000 abstract description 4
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 4
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract description 4
- 229910052753 mercury Inorganic materials 0.000 abstract description 4
- 238000007711 solidification Methods 0.000 abstract description 4
- 230000008023 solidification Effects 0.000 abstract description 4
- 238000003860 storage Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052709 silver Chemical group 0.000 description 2
- 239000004332 silver Chemical group 0.000 description 2
- OXHNLMTVIGZXSG-UHFFFAOYSA-N 1-Methylpyrrole Chemical group CN1C=CC=C1 OXHNLMTVIGZXSG-UHFFFAOYSA-N 0.000 description 1
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004100 electronic packaging Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000005308 flint glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000010930 yellow gold Substances 0.000 description 1
- 229910001097 yellow gold Inorganic materials 0.000 description 1
Classifications
-
- 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
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/14—Conductive material dispersed in non-conductive inorganic material
- H01B1/16—Conductive material dispersed in non-conductive inorganic 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
- H01L31/022408—Electrodes for devices characterised by at least one potential jump barrier or surface barrier
- H01L31/022425—Electrodes for devices characterised by at least one potential jump barrier or surface barrier for solar cells
Abstract
The invention discloses a kind of battery environmental protection to stablize low volatilization electrocondution slurry and preparation method thereof, includes the raw material of following parts by weight：15 20 parts of conductive powder, 35 parts of polyamide wax, 14 18 parts of macromolecule resin additive, 20 30 parts of solvent, 35 parts of adhesive, 48 parts of thickener, 24 parts of coupling agent, 10 14 parts of glass powder, 57 parts of processing aid.The slurry of the present invention is uniform, stability is preferable, period of storage is long, solidification switching performance is good, and surface smoothness is excellent, without heavy metals such as lead, cadmium, chromium, mercury, meet environmental requirement, in addition preparation method of the invention, it is at low cost, technique is concise, there is higher practical value and good application prospect.
Description
Technical field
The present invention relates to conductive material technical fields, and in particular to a kind of battery environmental protection stablize low volatilization electrocondution slurry and
Preparation method.
Background technology
Electrocondution slurry be electronic component encapsulation, electrode and interconnection critical material, mainly include burning infiltration type electrocondution slurry
With curing type conducting resinl (electrically conductive ink) two major classes.Burning infiltration type electrocondution slurry is used primarily in the industries such as solar cell, after sintering
Make electrode use, curing type electrically conductive ink is widely used in the industries such as printed circuit and Electronic Packaging.Electrocondution slurry is according to it
In filler it is different, carbon slurry can be divided into（Graphite conductor）, metal paste（Bronze, silver powder, copper powder, yellow gold）, Yi Jigai
The ceramic slurry of property.Performance compares, and the electric conductivity of noble metal filler is best, and carbon slurry is secondly.But the price of gold is too high, copper powder it is resistance to
Oxidisability is bad, and silver powder and silver-bearing copper powder are more balanced in price and performance.The wearability silver paste of carbon slurry will be got well.
Solar cell conductive paste is made of silver powder, aluminium powder, inorganic bond material, organic carrier and related auxiliaries etc..
In most of electric slurry, inorganic bond material be mainly low melting point flint glass powder, cause serious pollution to the environment with it is solderable
Connecing property difference is its major defect.Therefore, the unleaded of electrocondution slurry has become inexorable trend.Most of technique is still adopted at present simultaneously
With traditional slurry preparation process, using high speed dispersion technique dispersed paste, slurry which prepares be susceptible to caking and
The shortcomings of uniformity is bad, stability is poor, the making technology time is long.
Invention content
In view of the drawbacks of the prior art, the object of the present invention is to provide a kind of battery environmental protection to stablize low volatilization conductive paste
Material, the slurry is uniform, and stability is preferable, and period of storage is long, solidification switching performance it is good, surface smoothness is excellent, without lead, cadmium,
The heavy metals such as chromium, mercury meet environmental requirement, in addition preparation method of the invention, at low cost, technique is concise, have higher reality
With value and good application prospect.
The present invention solves technical problem and adopts the following technical scheme that：
The present invention provides a kind of battery environmental protection to stablize low volatilization electrocondution slurry, includes the raw material of following parts by weight：
15-20 parts of conductive powder, 3-5 parts of polyamide wax, 14-18 parts of macromolecule resin additive, 20-30 parts of solvent, adhesive
3-5 parts, 4-8 parts of thickener, 2-4 parts of coupling agent, 10-14 parts of glass powder, 5-7 parts of processing aid.
Preferably, the raw material that low volatilization electrocondution slurry includes following parts by weight is stablized in the battery environmental protection：
17 parts of conductive powder, 4 parts of polyamide wax, 16 parts of macromolecule resin additive, 25 parts of solvent, 4 parts of adhesive, thickener 6
Part, 3 parts of coupling agent, 12 parts of glass powder, 6 parts of processing aid.
Preferably, the conductive powder is copper powder, aluminium powder, nickel powder, silver powder according to weight ratio 6:4:2:The mixing of 1 composition
Object.
Preferably, the macromolecule resin additive is novolac epoxy resin, alkyd resin, acrylic resin according to weight
Than 4:2:The mixture of 3 compositions.
Preferably, the solvent is isoamyl alcohol, butyl glycol ether, butyl stearate according to weight ratio 3:2:3 compositions mix
Close object.
Preferably, described adhesive is polyvinyl acetate, polyurethane, butadiene-styrene rubber according to weight ratio 3:1:The mixing of 2 compositions
Object；
The glass powder is rare element oxide microcrystalline glass in series powder.
Preferably, the thickener is ethyl cellulose and NC Nitroncellulose according to weight ratio 2:The mixture of 1 composition；
The coupling agent is one or more of silane coupling agent, titanate coupling agent, aluminate coupling agent.
Preferably, the auxiliary agent is lubricant, crosslinking coagent, solubilizer according to weight ratio 1:1:The mixture of 2 compositions, institute
It is octadecyl alcolol to state lubricant, and the crosslinking agent aid is trimethylolpropane trimethacrylate, and the solubilizer is N- methyl pyrroles
Pyrrolidone.
The present invention also provides the preparation methods that low volatilization electrocondution slurry is stablized in a kind of environmental protection of battery, include the following steps：
Step 1 weighs prepare each component raw material as required；
Polyamide wax, macromolecule resin additive, solvent, adhesive are added in de-airing mixer, are in vacuum degree by step 2
0.08MPa-0.09MPa at speed of agitator 50-100r/min, temperature are 8-10 DEG C, is stirred 25-35 minutes；
Resistance furnace melting at 1250-1450 DEG C, after constant temperature 1-2h, water quenching, baking is added in conductive powder, glass powder by step 3
Dry, mixing coupling agent stirs 10-20 minutes at being 70-80 DEG C in temperature, then fills this blend into zirconia ball grinding jar, using wine
Essence is ball-milling technology auxiliary agent, and ball milling crosses 300 mesh sieve after 30-50 minutes, by gained mixture powder, obtains mixture B；
Mixture B, processing aid, the thickener of mixture A, step 3 preparation prepared by step 2 are added to three by step 4
Roller mill is ground dispersion, disperses 3-5 times, adds in homogenizer, is 80-90 DEG C in temperature, homogeneous rotating speed is 7000-
Homogeneous 10-16 minutes under 8000r/min, homogenization pressure 8-12MPa then cools to room temperature the battery environmental protection for obtaining the present invention
Stablize low volatilization electrocondution slurry.
Preferably, the battery is with the environmentally friendly preparation process for stablizing low volatilization electrocondution slurry：
Step 1 weighs prepare each component raw material as required；
Polyamide wax, macromolecule resin additive, solvent, adhesive are added in de-airing mixer, are in vacuum degree by step 2
0.085MPa, speed of agitator 75r/min, temperature are to be stirred 30 minutes at 9 DEG C；
Resistance furnace melting at 1350 DEG C is added in conductive powder, glass powder by step 3, and after constant temperature 1.5h, water quenching, drying are mixed
It closes at coupling agent is 75 DEG C in temperature and stirs 15 minutes, then fill this blend into zirconia ball grinding jar, use alcohol for ball milling work
Skill auxiliary agent, ball milling cross 300 mesh sieve after forty minutes, by gained mixture powder, obtain mixture B；
Mixture B, processing aid, the thickener of mixture A, step 3 preparation prepared by step 2 are added to three by step 4
Roller mill is ground dispersion, disperses 4 times, adds in homogenizer, is 85 DEG C in temperature, and homogeneous rotating speed is 7500r/min,
Low volatilization conduction is stablized in homogeneous 13 minutes under homogenization pressure 10MPa, the battery environmental protection for then cooling to room temperature to obtain the present invention
Slurry.
Compared with prior art, the present invention has following advantageous effect：
（1）A kind of battery environmental protection of the present invention stablizes low volatilization electrocondution slurry cell conductive paste without heavy metals such as lead, cadmiums
Element, environmental pollution is smaller, complies fully with environmental requirement, with copper powder, aluminium powder, nickel powder, silver powder for main conductive material, is protecting
While demonstrate,proving electric conductivity, the cost of material is reduced, while calcining and grinding is carried out to powder, increase interparticle contact surface
Product is applied to solar cell photoelectric high conversion efficiency to improve the conductive capability of slurry.
（2）A kind of battery environmental protection of the present invention stablizes low volatilization electrocondution slurry with novolac epoxy resin, alkyd resin, third
Olefin(e) acid resin is as material of main part so that slurry has preferable workability, and it is mainly ethyl fibre to assist the thickener of addition
Dimension element and NC Nitroncellulose move property with preferable shear-free flow, and slurry period of storage is longer to never degenerate, the adhesive of addition
For polyvinyl acetate, polyurethane, butadiene-styrene rubber, the adhesive property of material and matrix is substantially increased, not easily to fall off, impressionability energy
It is good.
（3）Low volatilization electrocondution slurry addition glass powder, predominantly rare element are stablized in a kind of battery environmental protection of the present invention
Oxide microcrystalline glass in series powder, the coefficient of expansion and matrix for being allowed to the resistor track layer constituted with metal match, to improve
The heat resistance of material.
（4）A kind of battery of the present invention uses environmental protection to stablize low volatilization electrocondution slurry using macromolecule resin additive as support
Material improves the high-temperature stability and processing performance of product by cross-linking reaction, secondly improves the pressure resistance etc. of product again
Grade, makes the reliability of product enhance.
（5）A kind of battery environmental protection of the present invention stablizes that low volatilization electrocondution slurry is uniform, and stability is preferable, period of storage
Long, solidification switching performance is good, and surface smoothness is excellent, without heavy metals such as lead, cadmium, chromium, mercury, meets environmental requirement, in addition originally
The preparation method of invention, it is at low cost, technique is concise, there is higher practical value and good application prospect.
Specific implementation mode
With reference to specific embodiment, technical scheme in the embodiment of the invention is clearly and completely described, shows
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Embodiment 1.
Low volatilization electrocondution slurry is stablized in a kind of battery environmental protection of the present embodiment, includes the raw material of following parts by weight：
15 parts of conductive powder, 3 parts of polyamide wax, 14 parts of macromolecule resin additive, 20 parts of solvent, 3 parts of adhesive, thickener 4
Part, 2 parts of coupling agent, 10 parts of glass powder, 5 parts of processing aid.
Conductive powder in the present embodiment is copper powder, aluminium powder, nickel powder, silver powder according to weight ratio 6:4:2:The mixing of 1 composition
Object.
Macromolecule resin additive in the present embodiment is novolac epoxy resin, alkyd resin, acrylic resin according to weight
Measure ratio 4:2:The mixture of 3 compositions.
Solvent in the present embodiment is isoamyl alcohol, butyl glycol ether, butyl stearate according to weight ratio 3:2:3 compositions mix
Close object.
Adhesive in the present embodiment is polyvinyl acetate, polyurethane, butadiene-styrene rubber according to weight ratio 3:1:The mixing of 2 compositions
Object；
The glass powder is rare element oxide microcrystalline glass in series powder.
Thickener in the present embodiment is ethyl cellulose and NC Nitroncellulose according to weight ratio 2:The mixture of 1 composition；
The coupling agent is silane coupling agent.
Auxiliary agent in the present embodiment is lubricant, crosslinking coagent, solubilizer according to weight ratio 1:1:The mixture of 2 compositions,
The lubricant is octadecyl alcolol, and the crosslinking agent aid is trimethylolpropane trimethacrylate, and the solubilizer is N- methyl
Pyrrolidones.
The preparation method of low volatilization electrocondution slurry is stablized in a kind of battery environmental protection of the present embodiment, includes the following steps：
Step 1 weighs prepare each component raw material as required；
Polyamide wax, macromolecule resin additive, solvent, adhesive are added in de-airing mixer, are in vacuum degree by step 2
0.08MPa, speed of agitator 50r/min, temperature are to be stirred 25 minutes at 8 DEG C；
Resistance furnace melting at 1250 DEG C is added in conductive powder, glass powder by step 3, and after constant temperature 1h, water quenching, drying mix
Coupling agent stirs 10 minutes at being 70 DEG C in temperature, then fills this blend into zirconia ball grinding jar, uses alcohol for ball-milling technology
Auxiliary agent, ball milling cross 300 mesh sieve after 30 minutes, by gained mixture powder, obtain mixture B；
Mixture B, processing aid, the thickener of mixture A, step 3 preparation prepared by step 2 are added to three by step 4
Roller mill is ground dispersion, disperses 3 times, adds in homogenizer, is 80 DEG C in temperature, and homogeneous rotating speed is 7000r/min,
Low volatilization conductive paste is stablized in homogeneous 10 minutes under homogenization pressure 8MPa, the battery environmental protection for then cooling to room temperature to obtain the present invention
Material.
Embodiment 2.
Low volatilization electrocondution slurry is stablized in a kind of battery environmental protection of the present embodiment, includes the raw material of following parts by weight：
20 parts of conductive powder, 5 parts of polyamide wax, 18 parts of macromolecule resin additive, 30 parts of solvent, 5 parts of adhesive, thickener 8
Part, 4 parts of coupling agent, 14 parts of glass powder, 7 parts of processing aid.
Conductive powder in the present embodiment is copper powder, aluminium powder, nickel powder, silver powder according to weight ratio 6:4:2:The mixing of 1 composition
Object.
Macromolecule resin additive in the present embodiment is novolac epoxy resin, alkyd resin, acrylic resin according to weight
Measure ratio 4:2:The mixture of 3 compositions.
Solvent in the present embodiment is isoamyl alcohol, butyl glycol ether, butyl stearate according to weight ratio 3:2:3 compositions mix
Close object.
Adhesive in the present embodiment is polyvinyl acetate, polyurethane, butadiene-styrene rubber according to weight ratio 3:1:The mixing of 2 compositions
Object；
The glass powder is rare element oxide microcrystalline glass in series powder.
Thickener in the present embodiment is ethyl cellulose and NC Nitroncellulose according to weight ratio 2:The mixture of 1 composition；
The coupling agent is titanate coupling agent.
Auxiliary agent in the present embodiment is lubricant, crosslinking coagent, solubilizer according to weight ratio 1:1:The mixture of 2 compositions,
The lubricant is octadecyl alcolol, and the crosslinking agent aid is trimethylolpropane trimethacrylate, and the solubilizer is N- methyl
Pyrrolidones.
The preparation method of low volatilization electrocondution slurry is stablized in a kind of battery environmental protection of the present embodiment, includes the following steps：
Step 1 weighs prepare each component raw material as required；
Polyamide wax, macromolecule resin additive, solvent, adhesive are added in de-airing mixer, are in vacuum degree by step 2
0.09MPa, speed of agitator 100r/min, temperature are to be stirred 35 minutes at 10 DEG C；
Resistance furnace melting at 1450 DEG C is added in conductive powder, glass powder by step 3, and after constant temperature 2h, water quenching, drying mix
Coupling agent stirs 20 minutes at being 80 DEG C in temperature, then fills this blend into zirconia ball grinding jar, uses alcohol for ball-milling technology
Auxiliary agent, ball milling cross 300 mesh sieve after 50 minutes, by gained mixture powder, obtain mixture B；
Mixture B, processing aid, the thickener of mixture A, step 3 preparation prepared by step 2 are added to three by step 4
Roller mill is ground dispersion, disperses 5 times, adds in homogenizer, is 90 DEG C in temperature, and homogeneous rotating speed is 8000r/min,
Low volatilization conduction is stablized in homogeneous 16 minutes under homogenization pressure 12MPa, the battery environmental protection for then cooling to room temperature to obtain the present invention
Slurry.
Embodiment 3.
Low volatilization electrocondution slurry is stablized in a kind of battery environmental protection of the present embodiment, includes the raw material of following parts by weight：
17 parts of conductive powder, 4 parts of polyamide wax, 16 parts of macromolecule resin additive, 25 parts of solvent, 4 parts of adhesive, thickener 6
Part, 3 parts of coupling agent, 12 parts of glass powder, 6 parts of processing aid.
Conductive powder in the present embodiment is copper powder, aluminium powder, nickel powder, silver powder according to weight ratio 6:4:2:The mixing of 1 composition
Object.
Macromolecule resin additive in the present embodiment is novolac epoxy resin, alkyd resin, acrylic resin according to weight
Measure ratio 4:2:The mixture of 3 compositions.
Solvent in the present embodiment is isoamyl alcohol, butyl glycol ether, butyl stearate according to weight ratio 3:2:3 compositions mix
Close object.
Adhesive in the present embodiment is polyvinyl acetate, polyurethane, butadiene-styrene rubber according to weight ratio 3:1:The mixing of 2 compositions
Object；
The glass powder is rare element oxide microcrystalline glass in series powder.
Thickener in the present embodiment is ethyl cellulose and NC Nitroncellulose according to weight ratio 2:The mixture of 1 composition；
The coupling agent is aluminate coupling agent.
Auxiliary agent in the present embodiment is lubricant, crosslinking coagent, solubilizer according to weight ratio 1:1:The mixture of 2 compositions,
The lubricant is octadecyl alcolol, and the crosslinking agent aid is trimethylolpropane trimethacrylate, and the solubilizer is N- methyl
Pyrrolidones.
The preparation method of low volatilization electrocondution slurry is stablized in a kind of battery environmental protection of the present embodiment, includes the following steps：
Step 1 weighs prepare each component raw material as required；
Polyamide wax, macromolecule resin additive, solvent, adhesive are added in de-airing mixer, are in vacuum degree by step 2
0.085MPa, speed of agitator 75r/min, temperature are to be stirred 30 minutes at 9 DEG C；
Resistance furnace melting at 1350 DEG C is added in conductive powder, glass powder by step 3, and after constant temperature 1.5h, water quenching, drying are mixed
It closes at coupling agent is 75 DEG C in temperature and stirs 15 minutes, then fill this blend into zirconia ball grinding jar, use alcohol for ball milling work
Skill auxiliary agent, ball milling cross 300 mesh sieve after forty minutes, by gained mixture powder, obtain mixture B；
Mixture B, processing aid, the thickener of mixture A, step 3 preparation prepared by step 2 are added to three by step 4
Roller mill is ground dispersion, disperses 4 times, adds in homogenizer, is 85 DEG C in temperature, and homogeneous rotating speed is 7500r/min,
Low volatilization conduction is stablized in homogeneous 13 minutes under homogenization pressure 10MPa, the battery environmental protection for then cooling to room temperature to obtain the present invention
Slurry.
Low volatilization electrocondution slurry is stablized in a kind of battery environmental protection of the present invention and the adhesion strength of matrix is higher, is not easy to take off
It falls, and solidification flatness is good, the resistance to current capability of proof voltage is excellent, heat-resisting anti-aging, while without the huge sum of money such as lead, cadmium, chromium, mercury
Belong to, meet environmental requirement, in addition preparation method of the invention, it is at low cost, technique is concise, there is higher practical value and good
Application prospect.
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 of 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
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (10)
1. low volatilization electrocondution slurry is stablized in a kind of battery environmental protection, which is characterized in that include the raw material of following parts by weight：
15-20 parts of conductive powder, 3-5 parts of polyamide wax, 14-18 parts of macromolecule resin additive, 20-30 parts of solvent, adhesive
3-5 parts, 4-8 parts of thickener, 2-4 parts of coupling agent, 10-14 parts of glass powder, 5-7 parts of processing aid.
2. low volatilization electrocondution slurry is stablized in a kind of battery environmental protection according to claim 1, which is characterized in that the battery
Stablize the raw material that low volatilization electrocondution slurry includes following parts by weight with environmental protection：
17 parts of conductive powder, 4 parts of polyamide wax, 16 parts of macromolecule resin additive, 25 parts of solvent, 4 parts of adhesive, thickener 6
Part, 3 parts of coupling agent, 12 parts of glass powder, 6 parts of processing aid.
3. low volatilization electrocondution slurry is stablized in a kind of battery environmental protection according to claim 1 or 2, which is characterized in that described
Conductive powder is copper powder, aluminium powder, nickel powder, silver powder according to weight ratio 6:4:2:The mixture of 1 composition.
4. low volatilization electrocondution slurry is stablized in a kind of battery environmental protection according to claim 1 or 2, which is characterized in that described
Macromolecule resin additive is novolac epoxy resin, alkyd resin, acrylic resin according to weight ratio 4:2:The mixing of 3 compositions
Object.
5. low volatilization electrocondution slurry is stablized in a kind of battery environmental protection according to claim 1 or 2, which is characterized in that described
Solvent is isoamyl alcohol, butyl glycol ether, butyl stearate according to weight ratio 3:2:The mixture of 3 compositions.
6. low volatilization electrocondution slurry is stablized in a kind of battery environmental protection according to claim 1 or 2, which is characterized in that described
Adhesive is polyvinyl acetate, polyurethane, butadiene-styrene rubber according to weight ratio 3:1:The mixture of 2 compositions；
The glass powder is rare element oxide microcrystalline glass in series powder.
7. low volatilization electrocondution slurry is stablized in a kind of battery environmental protection according to claim 1 or 2, which is characterized in that described
Thickener is ethyl cellulose and NC Nitroncellulose according to weight ratio 2:The mixture of 1 composition；
The coupling agent is one or more of silane coupling agent, titanate coupling agent, aluminate coupling agent.
8. low volatilization electrocondution slurry is stablized in a kind of battery environmental protection according to claim 1 or 2, which is characterized in that described
Auxiliary agent is lubricant, crosslinking coagent, solubilizer according to weight ratio 1:1:The mixture of 2 compositions, the lubricant are octadecyl alcolol, institute
It is trimethylolpropane trimethacrylate to state crosslinking agent aid, and the solubilizer is N-Methyl pyrrolidone.
9. a kind of method for preparing battery environmental protection as claimed in claim 1 or 2 and stablizing low volatilization electrocondution slurry, feature exist
In including the following steps：
Step 1 weighs prepare each component raw material as required；
Polyamide wax, macromolecule resin additive, solvent, adhesive are added in de-airing mixer, are in vacuum degree by step 2
0.08MPa-0.09MPa at speed of agitator 50-100r/min, temperature are 8-10 DEG C, is stirred 25-35 minutes；
Resistance furnace melting at 1250-1450 DEG C, after constant temperature 1-2h, water quenching, baking is added in conductive powder, glass powder by step 3
Dry, mixing coupling agent stirs 10-20 minutes at being 70-80 DEG C in temperature, then fills this blend into zirconia ball grinding jar, using wine
Essence is ball-milling technology auxiliary agent, and ball milling crosses 300 mesh sieve after 30-50 minutes, by gained mixture powder, obtains mixture B；
Mixture B, processing aid, the thickener of mixture A, step 3 preparation prepared by step 2 are added to three by step 4
Roller mill is ground dispersion, disperses 3-5 times, adds in homogenizer, is 80-90 DEG C in temperature, homogeneous rotating speed is 7000-
Homogeneous 10-16 minutes under 8000r/min, homogenization pressure 8-12MPa then cools to room temperature the battery environmental protection for obtaining the present invention
Stablize low volatilization electrocondution slurry.
10. the preparation method of low volatilization electrocondution slurry is stablized in a kind of battery environmental protection according to claim 9, feature exists
In the step is：
Step 1 weighs prepare each component raw material as required；
Polyamide wax, macromolecule resin additive, solvent, adhesive are added in de-airing mixer, are in vacuum degree by step 2
0.085MPa, speed of agitator 75r/min, temperature are to be stirred 30 minutes at 9 DEG C；
Resistance furnace melting at 1350 DEG C is added in conductive powder, glass powder by step 3, and after constant temperature 1.5h, water quenching, drying are mixed
It closes at coupling agent is 75 DEG C in temperature and stirs 15 minutes, then fill this blend into zirconia ball grinding jar, use alcohol for ball milling work
Skill auxiliary agent, ball milling cross 300 mesh sieve after forty minutes, by gained mixture powder, obtain mixture B；
Mixture B, processing aid, the thickener of mixture A, step 3 preparation prepared by step 2 are added to three by step 4
Roller mill is ground dispersion, disperses 4 times, adds in homogenizer, is 85 DEG C in temperature, and homogeneous rotating speed is 7500r/min,
Low volatilization conduction is stablized in homogeneous 13 minutes under homogenization pressure 10MPa, the battery environmental protection for then cooling to room temperature to obtain the present invention
Slurry.
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103117135A (en) * | 2012-12-07 | 2013-05-22 | 蚌埠市智峰科技有限公司 | Preparation method for solar cell conductive mixed paste containing dioctyl phthalate (DOP) |
| CN105825913A (en) * | 2016-05-16 | 2016-08-03 | 南通天盛新能源股份有限公司 | Anti-aging back silver pulp used in crystalline silicon solar cell and preparation method for same |
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2018
- 2018-03-13 CN CN201810204967.XA patent/CN108492911A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103117135A (en) * | 2012-12-07 | 2013-05-22 | 蚌埠市智峰科技有限公司 | Preparation method for solar cell conductive mixed paste containing dioctyl phthalate (DOP) |
| CN105825913A (en) * | 2016-05-16 | 2016-08-03 | 南通天盛新能源股份有限公司 | Anti-aging back silver pulp used in crystalline silicon solar cell and preparation method for same |
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Application publication date: 20180904 |