CN107325489B - A kind of anticorrosion epoxy-phenol glue and its application in battery dies etching technique - Google Patents

A kind of anticorrosion epoxy-phenol glue and its application in battery dies etching technique Download PDF

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Publication number
CN107325489B
CN107325489B CN201710689677.4A CN201710689677A CN107325489B CN 107325489 B CN107325489 B CN 107325489B CN 201710689677 A CN201710689677 A CN 201710689677A CN 107325489 B CN107325489 B CN 107325489B
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parts
epoxy
phenol glue
anticorrosion
glue
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CN107325489A (en
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苏世杰
***强
张玉前
郭俊
张欢
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Tongwei Solar Anhui Co Ltd
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Tongwei Solar Anhui Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/18Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
    • H01L31/1804Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic Table
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/011Nanostructured additives
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/20Applications use in electrical or conductive gadgets
    • C08L2203/206Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Epoxy Resins (AREA)

Abstract

The invention discloses a kind of anticorrosion epoxy-phenol glue and its in the application of battery dies etching technique, epoxy-the phenol glue is made of the composition of following parts by weight: 100 parts of epoxy resin, 40-50 parts of phenolic resin, 9-12 parts of polysulfones, anti- rotten 20-25 parts of the material of nanometer, 0.3-0.8 parts of plasticizer, 0.5-1 parts of drier, 1.5-2 parts of other auxiliary agents, the nanometer corrosion-resistant material is nano SiC, the Nano-meter SiO_2 for being 1:2:1 by mass values2, nano Si3N4Epoxy-phenol glue of composition, preparation has good mechanical performance, alkaline-resisting, acidproof, electrical insulating property, the protective glue for battery dies etching technique.

Description

A kind of anticorrosion epoxy-phenol glue and its application in battery dies etching technique
Technical field
Present invention relates particularly to a kind of anticorrosion epoxy-phenol glues, belong to anticorrosion material technical field, and of the invention is another One purpose is to provide anticorrosion epoxy-phenol glue in the application of battery dies etching technique.
Background technique
Lithographic technique is that have the film layer of semiconductor material surface or substrate surface layer by method physically or chemically Selection is corroded or is removed, and in crystal silicon solar cell sheet manufacturing process, the purpose of etching technics is to remove and expand The PN junction formed after dissipating in silicon chips periphery, avoids periphery short-circuited conducting sleeve from causing the electric leakage of cell piece, when associated with lithographic technique The protection of non-etched portions, more protection materials at present are paraffin, and with the development of photovoltaic industry, etch resistant material is ground Study carefully and have attracted more and more attention from people, as China Patent Publication No. CN102549498A prepares a kind of erosion resistant with photonasty tree Oil/fat composition is mainly used for photoetching, and selected resin structure is complex, and complex for operation step, China Patent Publication No. CN104681641A discloses a kind of resist, this resist is mainly used for SE crystal silicon solar energy battery, and application field is small.
The present invention is namely based on this thinking, has selected suitable material, use acidproof, alkaline-resisting epoxy-phenolic resin for Matrix simultaneously adds the anti-rotten material of nanometer, and epoxy-phenol glue of preparation has good mechanical performance, alkaline-resisting, acidproof and electrical isolation Property, it can be not only used for erosion-resisting insulating cement, more can be used for the protective glue of battery dies etching technique.
Summary of the invention
The present invention is to overcome the shortcoming in existing background technique, and the present invention provides a kind of anticorrosion epoxy-phenol Aldehyde glue, it is a further object of the present invention to provide anticorrosion epoxy-phenol glue battery dies etching technique application.
To achieve the above object, the invention provides the following technical scheme:
A kind of anticorrosion epoxy-phenol glue, is made of the composition of following parts by weight:
100 parts of epoxy resin
40-50 parts of phenolic resin
9-12 parts of polysulfones
Anti- rotten 20-25 parts of the material of nanometer
0.3-0.8 parts of plasticizer
0.5-1 parts of drier
1.5-2 parts of other auxiliary agents
Wherein, the anti-rotten material of nanometer is nano SiC, the Nano-meter SiO_2 for being 1:2:1 by mass values2, nano Si3N4Mixing and At.
Preferably, the plasticizer is phthalate or phthalic acid salt compound.
Preferably, the drier is dibutyl tin dilaurate.
Preferably, other described auxiliary agents are one of surfactant, mould inhibitor, antioxidant and curing agent or more Kind.
A kind of anticorrosion epoxy described in claim 1-application of the phenol glue in battery dies etching technique, including it is following Step:
Step 1: cell piece is after making herbs into wool, phosphorus diffusion, in the above-mentioned anticorrosion epoxy-of the thermal spraying on surface of cell piece Phenol glue is to protect cell piece surface to be not required to etching area, and 15-25 μm of coating thickness, spraying temperature is 85 ± 3 DEG C;
Step 2: then immersing cell piece of the spraying after dry by mass fraction is respectively 20-25% hydrofluoric acid and 25- It is etched in the etching solution of 30% nitric acid mixing, removes the anticorrosion on surface after the completion of etching in chloroform organic liquor Epoxy-phenol glue, then cleaned with the KOH solution that mass fraction is 1-5%, then cleaned with deionized water.
Compared with prior art, the beneficial effects of the present invention are:
1. epoxy-phenolic resin is used to obtain epoxy-phenol glue for the technology of substrate in the present invention, can not only use In erosion-resisting insulating cement, it more can be used for the protective glue of battery dies etching technique.
2. obtaining epoxy-phenol glue with dual alkaline-resisting, acidproof using the anti-rotten material technology of addition nanometer in the present invention The advantages of,
Specific embodiment
The present invention is described in further detail combined with specific embodiments below, to enable those skilled in the art's reference say Bright book text can be implemented accordingly.
Embodiment 1
By load weighted 100 parts of epoxy resin and 9 parts of polysulfone resin powder be mixed and heated to 140 DEG C of stirrings to polysulfones it is complete it is molten after 400 parts of phenolic resin are added, 2 parts other auxiliary agents being mixed by mould inhibitor, antioxidant and curing agent are then added, in high speed Stirrer for mixing stirs 15min, and nano SiC, the Nano-meter SiO_2 that 20 parts are 1:2:1 by mass values are successively added thereto2、 Nano Si3N4The anti-rotten material of the nanometer mixed, 0.5 part of di-n-octyl phthalate plasticizer, 1 part of tin dilaurate Dibutyl tin drier continues to stir 10min, obtains anticorrosion epoxy-phenol glue.
Embodiment 2
The preparation method is the same as that of Example 1 for the present embodiment, the difference is that 50 parts of phenolic resin, the anti-rotten material of nanometer is 25 parts.
Embodiment 3
The present embodiment is anticorrosion epoxy-phenol glue of preparation method preparation as described above in battery dies etching technique Application: specific step is as follows:
Step 1: polycrystalline silicon battery plate specification: 150 × 150mm, with a thickness of 200 μm (before corrosion), before spraying with a thickness of 180μm.Making herbs into wool, phosphorus diffusion are first carried out to cell piece surface, the anticorrosion ring of thermal spraying embodiment 1-2 is then distinguished at 85 DEG C The side of oxygen-phenol glue to cell piece is not required to the part of etching;
Step 2: then immersing cell piece of the spraying after dry by mass fraction is respectively 25% hydrofluoric acid and 30% It is etched in the etching solution of nitric acid mixing, removes the anticorrosion epoxy-on surface after the completion of etching in chloroform organic liquor Phenol glue, then successively cleaned with the KOH solution that mass fraction is 4% and cleaned with deionized water.
Anticorrosion epoxy-phenol glue performance that embodiment 1-2 is prepared is detected, testing result is as follows: real Applying anticorrosion epoxy-phenol glue of 1-2 preparation viscosity at 85 DEG C is 12-13.5cps, the resistance to nitration mixture etching at 85 DEG C of temperature The time of liquid is respectively 150S and 170S, is longer than commercially available anti-etching dose of the acidproof time, that is, it is higher to illustrate that it has with cell piece Adhesive force, good protecting effect can be played, this is because: the hydroxyl and ring of methylol and epoxy resin in phenolic resin Oxygroup reacts, and phenolic hydroxyl group and epoxy group play etherification reaction, and by above-mentioned reaction, epoxy resin is crosslinked, and forms complicated body Type structure condensation polymer, the addition of the anti-rotten material of nanometer, has filled up the cavity of three-dimensional-structure condensation polymer, has kept total more close Real, acidproof, alkaline-resisting, corrosion resistance can increase.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is by appended claims and its is equal.

Claims (5)

1. a kind of anticorrosion epoxy-phenol glue, the protective glue applied to battery dies etching technique, it is characterised in that: the epoxy- Phenol glue is made of the composition of following parts by weight:
100 parts of epoxy resin
40-50 parts of phenolic resin
9-12 parts of polysulfones
Anti- rotten 20-25 parts of the material of nanometer
0.3-0.8 parts of plasticizer
0.5-1 parts of drier
1.5-2 parts of other auxiliary agents
Wherein, the anti-rotten material of nanometer is nano SiC, the Nano-meter SiO_2 for being 1:2:1 by mass values2, nano Si3N4It mixes.
2. a kind of anticorrosion epoxy-phenol glue according to claim 1, it is characterised in that: the plasticizer is adjacent benzene Diformic ester or phthalic acid salt compound.
3. a kind of anticorrosion epoxy-phenol glue according to claim 1, it is characterised in that: the drier is February Dilaurylate.
4. a kind of anticorrosion epoxy-phenol glue according to claim 1, it is characterised in that: other described auxiliary agents are table One of face activating agent, mould inhibitor, antioxidant and curing agent are a variety of.
5. a kind of anticorrosion epoxy described in claim 1-application of the phenol glue in battery dies etching technique, feature exist In: the following steps are included:
Step 1: cell piece is after making herbs into wool, phosphorus diffusion, in the above-mentioned anticorrosion epoxy-phenolic aldehyde of the thermal spraying on surface of cell piece Glue is to protect cell piece surface to be not required to etching area, and 15-25 μm of coating thickness, spraying temperature is 85 ± 3 DEG C;
Step 2: then immersing cell piece of the spraying after dry by mass fraction is respectively 20-25% hydrofluoric acid and 25-30% Nitric acid mixing etching solution in be etched, after the completion of etching in chloroform organic liquor remove surface anticorrosion ring Oxygen-phenol glue, then cleaned with the KOH solution that mass fraction is 1-5%, then cleaned with deionized water.
CN201710689677.4A 2017-08-14 2017-08-14 A kind of anticorrosion epoxy-phenol glue and its application in battery dies etching technique Active CN107325489B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101048461A (en) * 2004-10-27 2007-10-03 纳幕尔杜邦公司 Self-bonding coating composition
CN101853898A (en) * 2010-03-31 2010-10-06 晶澳(扬州)太阳能光伏工程有限公司 Process for preparing N-type crystalline silicon solar cell
CN102640576A (en) * 2009-12-02 2012-08-15 三井金属矿业株式会社 Resin composition for use in formation of bonding layer in multilayer flexible printed circuit board, resin varnish, resin-coated copper foil, manufacturing method for resin-coated copper foil for use in manufacturing of multilayer flexible printed circuit board
CN104745131A (en) * 2007-04-30 2015-07-01 Lg化学株式会社 Adhesive Resin Composition And Dicing Die Bonding Film Using The Same
CN106117976A (en) * 2016-07-01 2016-11-16 宜兴市凯诚模具有限公司 A kind of fiber reinforced plastic mold and preparation method thereof
CN106784026A (en) * 2016-12-13 2017-05-31 苏州城邦达力材料科技有限公司 A kind of solar cell wiring board and preparation method thereof
CN107011625A (en) * 2017-04-21 2017-08-04 山东圣泉新材料股份有限公司 A kind of resin combination, laminate, prepreg and preparation method thereof, application

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101048461A (en) * 2004-10-27 2007-10-03 纳幕尔杜邦公司 Self-bonding coating composition
CN104745131A (en) * 2007-04-30 2015-07-01 Lg化学株式会社 Adhesive Resin Composition And Dicing Die Bonding Film Using The Same
CN102640576A (en) * 2009-12-02 2012-08-15 三井金属矿业株式会社 Resin composition for use in formation of bonding layer in multilayer flexible printed circuit board, resin varnish, resin-coated copper foil, manufacturing method for resin-coated copper foil for use in manufacturing of multilayer flexible printed circuit board
CN101853898A (en) * 2010-03-31 2010-10-06 晶澳(扬州)太阳能光伏工程有限公司 Process for preparing N-type crystalline silicon solar cell
CN106117976A (en) * 2016-07-01 2016-11-16 宜兴市凯诚模具有限公司 A kind of fiber reinforced plastic mold and preparation method thereof
CN106784026A (en) * 2016-12-13 2017-05-31 苏州城邦达力材料科技有限公司 A kind of solar cell wiring board and preparation method thereof
CN107011625A (en) * 2017-04-21 2017-08-04 山东圣泉新材料股份有限公司 A kind of resin combination, laminate, prepreg and preparation method thereof, application

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