CN105113009A - Environment-friendly monocrystalline silicon piece texturing liquid and preparation method thereof - Google Patents
Environment-friendly monocrystalline silicon piece texturing liquid and preparation method thereof Download PDFInfo
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- CN105113009A CN105113009A CN201510515126.7A CN201510515126A CN105113009A CN 105113009 A CN105113009 A CN 105113009A CN 201510515126 A CN201510515126 A CN 201510515126A CN 105113009 A CN105113009 A CN 105113009A
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Abstract
The invention discloses environment-friendly monocrystalline silicon piece texturing liquid. The environment-friendly monocrystalline silicon piece texturing liquid is characterized by being prepared from, by weight, 0.5-1 part of sodium hydroxide, 3-5 parts of additives, 2-4 parts of sodium citrate, 0.5-1 part of dodecyl dimethyl betaine, 0.2-0.4 part of coco fatty acid diethanol amide, 0.01-0.02 part of konjac glucomannan, 1-2 parts of glycerin, 0.1-0.2 part of polysorbate-80 and 80-100 parts of water. By means of the environment-friendly monocrystalline silicon piece texturing liquid, the consistency and the repeatability of the texturing technology are effectively improved, and the density of the texturization surface is increased, so that the efficiency of a solar cell is improved, and the production quality is improved; IPA is not contained, environmental protection and human health are facilitated, the main raw materials are easy to degrade, residues in the environment do not exist, pollution does not exist, and the environment-friendly monocrystalline silicon piece texturing liquid is green and environmentally friendly.
Description
Technical field
The present invention relates to silicon wafer wool making technology, be specifically related to a kind of environment-friendly type wool making solution for monocrystalline silicon pieces and preparation method thereof.
Background technology
Along with energy dilemma is on the rise, sun power has become following most potential substitute energy, and solar cell industry development rapidly.Restrict one of difficult problem of its development is exactly how to improve solar cell photoelectric transformation efficiency, reduce costs.Wherein leather producing process is the important step improving photoelectric transformation efficiency.
Making herbs into wool is also known as " surface-texturing ", and effective suede structure makes incident light in silicon chip surface multiple reflections and refraction, adds the absorption of light, reduces reflectivity, contributes to the performance improving battery.Silicon single crystal leather producing process the most often uses chemical corrosion method, generally uses NaOH/ Virahol (IPA) system.IPA has suitable toxicity, has harm to human body, and IPA is easy to volatilization in making herbs into wool process simultaneously, produces detrimentally affect to environment.Degradation property is good, low toxicity, the noresidue in the environment of non-stimulated Woolen-making liquid, environmental protection, meets industry policy requirement, has more wide market outlook.
Summary of the invention
The object of this invention is to provide a kind of environment-friendly type wool making solution for monocrystalline silicon pieces.
The present invention is achieved by the following technical solutions:
A kind of environment-friendly type wool making solution for monocrystalline silicon pieces, it is obtained by the raw material of following weight parts:
Sodium hydroxide 0.5-1, auxiliary agent 3-5, Trisodium Citrate 2-4, Varion CDG-K 0.5-1, lauric acid amide of ethanol 0.2-0.4, Rhizoma amorphophalli glucomannan 0.01-0.02, glycerine 1-2, Tween-80 0.1-0.2, water 80-100;
Wherein auxiliary agent is made up of the raw material of following weight part: Chinese honey locust 10-15, nano titanium oxide 0.1-0.15, ammonium persulphate 0.1-0.2, vinyl-acetic ester 1-1.5, sodium bicarbonate 0.2-0.4, Dodecyl Polyglucosides 1-2, water 100-150; The preparation method of auxiliary agent is by spaonin powder comminution powder, the spaonin powder obtained and sodium bicarbonate, Dodecyl Polyglucosides are added to the water jointly 70-80 DEG C, 200-400r/min stirs 4-6h, cooled and filtered, vinyl-acetic ester and nano titanium oxide is added and ultrasonic disperse 5-10min in filtrate, then ammonium persulfate solution 70-80 DEG C that adds 2-5% is stirred 1-2h, cooled and filtered, to obtain final product.
A preparation method for environment-friendly type wool making solution for monocrystalline silicon pieces, comprises the following steps:
(1) Varion CDG-K, lauric acid amide of ethanol are added jointly in the water of 1/3-1/2 weight, first 400-600r/min stirs 5-10min, add Tween-80 70-80 DEG C again, 400-600r/min stir 10-20min, after cooling component A;
(2) first sodium hydroxide is dissolved in remaining water, then adds all the other raw materials 40-60 DEG C, 200-400r/min stirs 2-4h, obtain B component;
(3) by mixed to component A and B component be incorporated in 70-80 DEG C, stir 10-15min under 1000-1500r/min condition, namely obtain environment-friendly type wool making solution for monocrystalline silicon pieces after filtration.
Advantage of the present invention is:
The present invention adopts the composite of the raw materials such as lauric acid amide of ethanol, the surface tension of effective hierarchy of control, the system of formation is made to have good surface property, stability and dispersive ability, there is good clean clean effect simultaneously, and in conjunction with auxiliary agent, surface modification is carried out to silicon chip, increase the nucleation site of silicon chip surface, promote the anisotropy of silicon single crystal, improve pyramidal density, by silicon chip surface film forming, control silicon chip corrosion speed in alkali lye, effectively improve consistence and the repeatability of leather producing process, improve matte density, thus improve solar battery efficiency, improve quality product, not containing IPA, be conducive to environment protection and HUMAN HEALTH, and main raw material is easy to degraded, does not remain in the environment, pollution-free, environmental protection.
Embodiment
Non-limiting examples of the present invention is as follows:
A kind of environment-friendly type wool making solution for monocrystalline silicon pieces, is prepared from by the component raw material of following weight (kg):
Sodium hydroxide 0.5, auxiliary agent 3, Trisodium Citrate 2, Varion CDG-K 0.5, lauric acid amide of ethanol 0.2, Rhizoma amorphophalli glucomannan 0.01, glycerine 1, Tween-80 0.1, water 80;
Wherein, auxiliary agent is made up of the raw material of following weight (kg): Chinese honey locust 10, nano titanium oxide 0.1, ammonium persulphate 0.1, vinyl-acetic ester 1, sodium bicarbonate 0.2, Dodecyl Polyglucosides 1, water 100; The preparation method of auxiliary agent is by spaonin powder comminution powder, the spaonin powder obtained and sodium bicarbonate, Dodecyl Polyglucosides are added to the water jointly 80 DEG C, 200r/min stirs 4h, cooled and filtered, vinyl-acetic ester and nano titanium oxide is added and ultrasonic disperse 5min in filtrate, then the ammonium persulfate solution 70 DEG C adding 2% stirs 1h, cooled and filtered, to obtain final product.
The preparation method of environment-friendly type wool making solution for monocrystalline silicon pieces comprises the following steps:
(1) Varion CDG-K, lauric acid amide of ethanol are jointly added in the water of 1/3 weight, first 400r/min stirs 5min, then add Tween-80 80 DEG C, 400r/min stirs 10min, must component A after cooling;
(2) first sodium hydroxide is dissolved in remaining water, then adds all the other raw materials 60 DEG C, 400r/min stirs 2h, obtain B component;
(3) by mixed to component A and B component be incorporated in 80 DEG C, stir 15min under 1000r/min condition, namely obtain environment-friendly type wool making solution for monocrystalline silicon pieces after filtration.
Monocrystalline silicon piece is put into above-mentioned obtained Woolen-making liquid, under 80 DEG C of condition of water bath heating, carry out making herbs into wool, the making herbs into wool time is 15min, and the surface albedo of monocrystalline silicon piece is 10.0%, and matte pyramid is of a size of 2-3 μm, and size is even.
Claims (2)
1. an environment-friendly type wool making solution for monocrystalline silicon pieces, is characterized in that, it is obtained by the raw material of following weight parts:
Sodium hydroxide 0.5-1, auxiliary agent 3-5, Trisodium Citrate 2-4, Varion CDG-K 0.5-1, lauric acid amide of ethanol 0.2-0.4, Rhizoma amorphophalli glucomannan 0.01-0.02, glycerine 1-2, Tween-80 0.1-0.2, water 80-100;
Described auxiliary agent is made up of the raw material of following weight part: Chinese honey locust 10-15, nano titanium oxide 0.1-0.15, ammonium persulphate 0.1-0.2, vinyl-acetic ester 1-1.5, sodium bicarbonate 0.2-0.4, Dodecyl Polyglucosides 1-2, water 100-150; The preparation method of auxiliary agent is by spaonin powder comminution powder, the spaonin powder obtained and sodium bicarbonate, Dodecyl Polyglucosides are added to the water jointly 70-80 DEG C, 200-400r/min stirs 4-6h, cooled and filtered, vinyl-acetic ester and nano titanium oxide is added and ultrasonic disperse 5-10min in filtrate, then ammonium persulfate solution 70-80 DEG C that adds 2-5% is stirred 1-2h, cooled and filtered, to obtain final product.
2. the preparation method of a kind of environment-friendly type wool making solution for monocrystalline silicon pieces according to claim 1, is characterized in that, comprise the following steps:
(1) Varion CDG-K, lauric acid amide of ethanol are added jointly in the water of 1/3-1/2 weight, first 400-600r/min stirs 5-10min, add Tween-80 70-80 DEG C again, 400-600r/min stir 10-20min, after cooling component A;
(2) first sodium hydroxide is dissolved in remaining water, then adds all the other raw materials 40-60 DEG C, 200-400r/min stirs 2-4h, obtain B component;
(3) by mixed to component A and B component be incorporated in 70-80 DEG C, stir 10-15min under 1000-1500r/min condition, namely obtain environment-friendly type wool making solution for monocrystalline silicon pieces after filtration.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106521634A (en) * | 2016-10-18 | 2017-03-22 | 湖州三峰能源科技有限公司 | Auxiliary chemical composition used for monocrystalline silicon or polycrystalline silicon acidic texturization and application thereof |
| CN106967527A (en) * | 2017-04-07 | 2017-07-21 | 太仓协鑫光伏科技有限公司 | A kind of polysilicon chip cleaning agent and its application method |
| CN108221050A (en) * | 2018-01-19 | 2018-06-29 | 温岭汉德高分子科技有限公司 | A kind of monocrystalline silicon piece with bimodal pyramid suede structure |
| CN108251894A (en) * | 2018-01-19 | 2018-07-06 | 温岭汉德高分子科技有限公司 | A kind of etching method of monocrystalline silicon piece |
| CN109355711A (en) * | 2018-12-18 | 2019-02-19 | 张占香 | A kind of flocking additive and its application for Buddha's warrior attendant wire cutting polysilicon chip |
| CN113584597A (en) * | 2021-08-06 | 2021-11-02 | 常州时创能源股份有限公司 | Monocrystalline silicon texturing additive with strong dirt-removing power and application thereof |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110275222A1 (en) * | 2009-12-29 | 2011-11-10 | Zhi-Wen Sun | Silicon Texture Formulations With Diol Additives And Methods of Using The Formulations |
| CN102315113A (en) * | 2011-10-20 | 2012-01-11 | 天津理工大学 | Solar-battery monocrystalline-silicon floss-making fluid with low volatility and application thereof |
| CN102877135A (en) * | 2012-09-07 | 2013-01-16 | 昆山三峰光伏科技有限公司 | Additive for alkali environment-protecting type no-alcoholic felting liquid of mono-crystal silicone chip and using method thereof |
| CN103290484A (en) * | 2012-02-28 | 2013-09-11 | 靖江市精益化学品有限公司 | Fourth generation alcohol-free additive not additionally added in suede preparation of monocrystalline silicon |
| CN103451739A (en) * | 2013-09-04 | 2013-12-18 | 常州时创能源科技有限公司 | Monocrystalline silicon wafer texturizing additive and using method thereof |
| CN103614778A (en) * | 2013-11-25 | 2014-03-05 | 英利能源（中国）有限公司 | Alcohol-free alkaline texturing solution for mono-crystalline silicon wafer, texturing method for mono-crystalline silicon wafer, solar cell and manufacturing method for solar cell |
| CN103938276A (en) * | 2013-01-23 | 2014-07-23 | 尚德太阳能电力有限公司 | Monocrystalline silicon wafer texturing additive, texturing solution and corresponding texturing method |
| CN104576831A (en) * | 2014-12-31 | 2015-04-29 | 江苏顺风光电科技有限公司 | Monocrystalline silicon wafer alcohol-free texturing process and texturing additive |
| CN104988581A (en) * | 2015-08-04 | 2015-10-21 | 绍兴拓邦电子科技有限公司 | Monocrystalline silicon piece spraying and texturing additive with high boiling point |
-
2015
- 2015-08-21 CN CN201510515126.7A patent/CN105113009A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110275222A1 (en) * | 2009-12-29 | 2011-11-10 | Zhi-Wen Sun | Silicon Texture Formulations With Diol Additives And Methods of Using The Formulations |
| CN102315113A (en) * | 2011-10-20 | 2012-01-11 | 天津理工大学 | Solar-battery monocrystalline-silicon floss-making fluid with low volatility and application thereof |
| CN103290484A (en) * | 2012-02-28 | 2013-09-11 | 靖江市精益化学品有限公司 | Fourth generation alcohol-free additive not additionally added in suede preparation of monocrystalline silicon |
| CN102877135A (en) * | 2012-09-07 | 2013-01-16 | 昆山三峰光伏科技有限公司 | Additive for alkali environment-protecting type no-alcoholic felting liquid of mono-crystal silicone chip and using method thereof |
| CN103938276A (en) * | 2013-01-23 | 2014-07-23 | 尚德太阳能电力有限公司 | Monocrystalline silicon wafer texturing additive, texturing solution and corresponding texturing method |
| CN103451739A (en) * | 2013-09-04 | 2013-12-18 | 常州时创能源科技有限公司 | Monocrystalline silicon wafer texturizing additive and using method thereof |
| CN103614778A (en) * | 2013-11-25 | 2014-03-05 | 英利能源（中国）有限公司 | Alcohol-free alkaline texturing solution for mono-crystalline silicon wafer, texturing method for mono-crystalline silicon wafer, solar cell and manufacturing method for solar cell |
| CN104576831A (en) * | 2014-12-31 | 2015-04-29 | 江苏顺风光电科技有限公司 | Monocrystalline silicon wafer alcohol-free texturing process and texturing additive |
| CN104988581A (en) * | 2015-08-04 | 2015-10-21 | 绍兴拓邦电子科技有限公司 | Monocrystalline silicon piece spraying and texturing additive with high boiling point |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106521634A (en) * | 2016-10-18 | 2017-03-22 | 湖州三峰能源科技有限公司 | Auxiliary chemical composition used for monocrystalline silicon or polycrystalline silicon acidic texturization and application thereof |
| CN106967527A (en) * | 2017-04-07 | 2017-07-21 | 太仓协鑫光伏科技有限公司 | A kind of polysilicon chip cleaning agent and its application method |
| CN108221050A (en) * | 2018-01-19 | 2018-06-29 | 温岭汉德高分子科技有限公司 | A kind of monocrystalline silicon piece with bimodal pyramid suede structure |
| CN108251894A (en) * | 2018-01-19 | 2018-07-06 | 温岭汉德高分子科技有限公司 | A kind of etching method of monocrystalline silicon piece |
| CN109355711A (en) * | 2018-12-18 | 2019-02-19 | 张占香 | A kind of flocking additive and its application for Buddha's warrior attendant wire cutting polysilicon chip |
| CN113584597A (en) * | 2021-08-06 | 2021-11-02 | 常州时创能源股份有限公司 | Monocrystalline silicon texturing additive with strong dirt-removing power and application thereof |
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