JP5325874B2 - I−iii−vi2ナノ粒子の製造方法及び多結晶光吸収層薄膜の製造方法 - Google Patents
I−iii−vi2ナノ粒子の製造方法及び多結晶光吸収層薄膜の製造方法 Download PDFInfo
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- JP5325874B2 JP5325874B2 JP2010502953A JP2010502953A JP5325874B2 JP 5325874 B2 JP5325874 B2 JP 5325874B2 JP 2010502953 A JP2010502953 A JP 2010502953A JP 2010502953 A JP2010502953 A JP 2010502953A JP 5325874 B2 JP5325874 B2 JP 5325874B2
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82B—NANOSTRUCTURES FORMED BY MANIPULATION OF INDIVIDUAL ATOMS, MOLECULES, OR LIMITED COLLECTIONS OF ATOMS OR MOLECULES AS DISCRETE UNITS; MANUFACTURE OR TREATMENT THEREOF
- B82B3/00—Manufacture or treatment of nanostructures by manipulation of individual atoms or molecules, or limited collections of atoms or molecules as discrete units
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G15/00—Compounds of gallium, indium or thallium
- C01G15/006—Compounds containing, besides gallium, indium, or thallium, two or more other elements, with the exception of oxygen or hydrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/20—Methods for preparing sulfides or polysulfides, in general
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B19/00—Selenium; Tellurium; Compounds thereof
- C01B19/002—Compounds containing, besides selenium or tellurium, more than one other element, with -O- and -OH not being considered as anions
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B19/00—Selenium; Tellurium; Compounds thereof
- C01B19/007—Tellurides or selenides of metals
-
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Description
1:1:2のモル比でCu(CH3COO)2、In(CH3COO)3及びSe粉末を反応器102に入れた。トリエチレンテトラミン、1-ブチル-3-メチルイミダゾリウムトリフルオロメタンスルホネート及びアルコール系有機溶剤で反応器を満たし、100℃で4時間超音波処理した後、自然冷却させた。生成物は遠心分離して溶媒を分離し、蒸留水とエタノールで数回繰り返して洗浄した後、80℃の常圧雰囲気で4時間乾燥させた。
実施例1から遠心分離して分離された溶媒を再使用してCuInSe2ナノ粒子を合成した。まず、Cu(CH3COO)2、In(CH3COO)3及びSe粉末を1:1:2のモル比で反応器に入れた。実施例1から得られた溶媒で反応器を満たし、超音波処理した後、自然冷却させた。生成物は遠心分離して溶媒を分離し、蒸留水とアルコールで数回繰り返して洗浄した後、80℃の常圧雰囲気で4時間乾燥させた。得られたナノ粒子の粉末X‐線回折分析グラフを図7(a)に示した。
実施例2から遠心分離して分離された溶媒を再使用してCuInSe2ナノ粒子を合成した。Cu、In、Se原材料を反応器に入れ、実施例3から得られた溶媒で反応器を満たした後、超音波を溶液に印加した。その後の段階は実施例2と同一に進めてナノ粒子粉末を製造した。得られたナノ粒子の粉末X‐線回折分析グラフを図7(b)に示した。
実施例3から遠心分離して分離された溶媒を再使用してCuInSe2ナノ粒子を合成した。Cu、In、Se原材料を反応器に入れ、実施例3から得られた溶媒で反応器を満たした後、超音波を溶液に印加した。その後の段階は実施例2と同一に進めてナノ粒子粉末を製造した。得られたナノ粒子の粉末X‐線回折分析グラフを図7(c)に示した。
実施例4から遠心分離して分離された溶媒を再使用してCuInSe2ナノ粒子を合成した。Cu、In、Se原材料を反応器に入れ、実施例3から得られた溶媒で反応器を満たした後、超音波を溶液に印加した。その後の段階は実施例2と同一に進めてナノ粒子粉末を製造した。得られたナノ粒子の粉末X‐線回折分析グラフを図7(d)に示した。
CuCl、In(CH3COO)3、Ga(NO3)3及びSe粉末を1.0:0.7:0.3:2.0のモル比で窒素系錯化剤とアルコール系有機溶剤が入った反応器で混合し、80℃で4時間超音波処理した後、自然冷却させた。最終生成物は遠心分離器を用いて溶媒と分離し、蒸留水とアルコール系溶媒で2回以上繰り返し洗浄して副産物を全て除去した後、80℃の常圧雰囲気で4時間乾燥させた。
CuCl、InCl3とチオアセトアミドを1:1:2のモル比でアルコール系有機溶剤と混合した。混合された溶液は100℃で4時間超音波処理した後、自然冷却させた。生成物は遠心分離器を用いて溶媒と分離し、蒸留水とエタノールで数回繰り返して洗浄して副産物を除去した後、80℃の常圧雰囲気で乾燥させた。
CuCl、In(CH3COO)3、Ga粉末及びSe粉末を1.0:0.7:0.3:2.0のモル比で反応器に入れ、アルコール系有機溶剤と混合した。混合された溶液は100℃で4時間超音波処理した後、自然冷却させた。生成物は遠心分離器を用いて溶媒と分離し、蒸留水とアルコールで数回繰り返して洗浄して副産物を除去した後、80℃の常圧雰囲気で乾燥させた。
ナノ粒子前駆体が蒸着された基板を熱処理を通じて多結晶CIS系薄膜として製造するために、まず実施例7、8で得られたナノ粒子を水、アルコールなどの溶液に分散させ、ドクターブレード及びスピンキャスティングなどの方法で基板に蒸着した。図21は、ドクターブレード方法によりCuInS2ナノ粒子が蒸着された基板を撮影した走査電子顕微鏡写真である。ナノ粒子薄膜はそれぞれSe気体雰囲気の下で所定の温度で所定時間加熱した。CuInS2ナノ粒子薄膜は500℃で20分間、CuIn0.65Ga0.35S2ナノ粒子薄膜は450℃で15分間加熱した後、自然冷却させた。
102 Cu(InξGa1‐ξ)(SeψS1‐ψ)2多結晶
103 基板
201 超音波発生装置
202 反応器
203 Tiホーン(horn)
204 恒温槽
205 加熱器
Claims (23)
- 太陽電池の多結晶光吸収層薄膜用I-III-VI2ナノ粒子の製造方法であって、
(a1)I族原料、III族原料及びVI族原料を窒素系錯化剤及び水又はアルコール系有機溶剤を含む溶媒と共に混合して混合溶液を製造する段階と、
(a2)前記混合溶液を超音波処理する段階と、
(a3)前記超音波処理された混合溶液から溶媒を分離する段階と、
(a4)前記(a3)段階から得られた結果物を乾燥させてナノ粒子を得る段階と
を含むことを特徴とするI-III-VI2ナノ粒子の製造方法。 - 前記溶媒は、イオン性液体を更に含むことを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。
- 前記窒素系錯化剤は、
ジエチルアミン(diethyl amine)、トリエチルアミン(triethylamine)、ジエチレンジアミン(diethylene diamine)、ジエチレントリアミン(diethylene triamine)、トルエンジアミン(toluene diamine)、m-フェニレンジアミン(m-phenylenediamine)、ジフェニルメタンジアミン(diphenylmethane diamine)、ヘキサメチレンジアミン(hexamethylene diamine)、トリエチレンテトラミン(triethylene tetramine)、テトラエチレンペンタミン(tetraethylenepentamine)、ヘキサメチレンテトラミン(hexamethylene tetramine)、4,4-ジアミノジフェニルメタン(4,4-diaminodiphenyl methane)を含むアミン化合物とヒドラジン(hydrazine)、ヒドラジド(hydrazide)、チオアセトアミド(thioacetamide)、ウレア(urea)及びチオ尿素(thiourea)からなる群より選択された1種又は2種以上を含むことを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記アルコール系有機溶剤は、
メタノール(methanol)、エタノール(ethanol)、プロパノール(propanol)、イソプロパノール(isopropanol)、ブタノール(butanol)、イソブタノール(isobutanol)、3-メチル-3-メトキシブタノール(3-methyl-3-methoxy butanol)、トリデシルアルコール(tridecyl alcohol)、ペンタノール(pentanol)、エチレングリコール(ethylene glycol)、プロピレングリコール(propylene glycol)、ジエチレングリコール(diethylene glycol)、トリエチレングリコール(triethylene glycol)、ポリエチレングリコール(polyethylene glycol)、ジプロピレングリコール(dipropylene glycol)、へキシレングリコール(hexylene glycol)、ブチレングリコール(butylene glycol)、スクロース(sucrose)、ソルビトール(sorbitol)及びグリセリン(glycerin)からなる群より選択された1種又は2種以上を含むことを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記イオン性液体は、
アルキルアンモニウム(alkyl amonium)、アルキルピリジニウム(N-alkyl pyridinium)、アルキルピリダジニウム(N-alkyl pyridazinium)、アルキルピリミジニウム(N-alkyl pyrimidinium)、アルキルピラジニウム(N-alkyl pyrazinium)、アルキルイミダゾリウム(N,N-alkyl imidazolium)、アルキルピラゾリウム(N-alkyl pyrazolium)、アルキルチアゾリウム(N-alkyl thiazolium)、アルキルオキサゾリウム(N-alkyl oxazolium)、アルキルトリアゾリウム(N-alkyl triazolium)、アルキルホスホニウム(N-alkyl phosphonium)及びアルキルピロリジニウム(N-alkyl pyrolidinium)からなる群より選択される化合物又は前記化合物の誘導体のカチオン、ヘキサフルオロアンチモネート(hexafluoroantimonate、SbF6 _)、ヘキサフルオロホスフェート(hexafluorophosphate、PF6-)、テトラフルオロボラート(tetrafluoroborate、BF4-)、ビス(トリフルオロメチルスルホニル)イミド(bis(trifluoromethylsulfonyl)amide、(CF3SO2)2N-)、トリフルオロメタンスルホネート(trifluoromethanesulfonate、CF3SO3-)、アセテート(acetate、OAc-)及び硝酸(nitrate、NO3-)からなる群より選択されるアニオンを含むことを特徴とする請求項2に記載のI-III-VI2ナノ粒子の製造方法。 - 前記(a2)段階で超音波処理温度は-13〜200℃であることを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。
- 前記(a2)段階で超音波処理は1〜24時間行われることを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。
- 前記I族原料は銅又は銅化合物であり、
前記III族原料はインジウム、インジウム化合物、ガリウム又はガリウム化合物であり、
前記VI族原料はセレニウム、セレニウム化合物、硫黄又は硫黄化合物であり、
前記I-III-VI2ナノ粒子として、Cu(InxGa1‐x)(SeyS1‐y)2(0<x<1、0<y<1)ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記I族原料は銅又は銅化合物であり、
前記III族原料はインジウム、インジウム化合物、ガリウム又はガリウム化合物であり、
前記VI族原料はセレニウム又はセレニウム化合物であり、
前記I-III-VI2ナノ粒子として、CuInxGa1‐xSe2(0<x<1)ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記I族原料は銅又は銅化合物であり、
前記III族原料はインジウム、インジウム化合物、ガリウム及びガリウム化合物であり、
前記VI族原料は硫黄又は硫黄化合物であり、
前記I-III-VI2ナノ粒子として、CuInxGa1‐xS2(0<x<1)ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記I族原料は銅又は銅化合物であり、
前記III族原料はインジウム又はインジウム化合物であり、
前記VI族原料はセレニウム、セレニウム化合物、硫黄又は硫黄化合物であり、
前記I-III-VI2ナノ粒子として、CuIn(SeyS1‐y)2(0<y<1)ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記I族原料は銅又は銅化合物であり、
前記III族原料はガリウム又はガリウム化合物であり、
前記VI族原料はセレニウム、セレニウム化合物、硫黄又は硫黄化合物であり、
前記I-III-VI2ナノ粒子として、CuGa(SeyS1‐y)2(0<y<1)ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記I族原料は銅又は銅化合物であり、
前記III族原料はガリウム又はガリウム化合物であり、
前記VI族原料はセレニウム又はセレニウム化合物であり、
前記I-III-VI2ナノ粒子として、CuGaSe2ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記I族原料は銅又は銅化合物であり、
前記III族原料はガリウム又はガリウム化合物であり、
前記VI族原料は硫黄又は硫黄化合物であり、
前記I-III-VI2ナノ粒子として、CuGaS2ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記I族原料は銅又は銅化合物であり、
前記III族原料はインジウム又はインジウム化合物であり、
前記VI族原料はセレニウム又はセレニウム化合物であり、
前記I-III-VI2ナノ粒子としてCuInSe2ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記I族原料は銅又は銅化合物であり、
前記III族原料はインジウム又はインジウム化合物であり、
前記VI族原料は硫黄又は硫黄化合物であり、
前記I-III-VI2ナノ粒子としてCuInS2ナノ粒子を製造することを特徴とする請求項1に記載のI-III-VI2ナノ粒子の製造方法。 - 前記銅化合物は、
CuO、CuO2、CuOH、Cu(OH)2、Cu(CH3COO)、Cu(CH3COO)2、CuF2、CuCl、CuCl2、CuBr、CuBr2、CuI、Cu(ClO4)2、Cu(NO3)2、CuSO4、CuSe、Cu2−xSe(0<x<2)、Cu2Se及びこれらの水化物からなる群より選択された1種又は2種以上を含むことを特徴とする請求項8〜16の何れか一項に記載のI-III-VI2ナノ粒子の製造方法。 - 前記インジウム化合物は、
In2O3、In(OH)3、In(CH3COO)3、InF3、InCl、InCl3、CInBr、InBr3、InI、InI3、In(ClO4)3、In(NO3)3、In2(SO4)3、In2Se3、InGaSe3及びこれらの水化物からなる群より選択された1種又は2種以上を含むことを特徴とする請求項8〜11、15及び16の何れか一項に記載のI-III-VI2ナノ粒子の製造方法。 - 前記ガリウム化合物は、
Ga2O3、Ga(OH)3、Ga(CH3COO)3、GaF3、GaCl、GaCl3、GaBr、GaBr3、GaI、GaI3、Ga(ClO4)3、Ga(NO3)3、Ga2(SO4)3、Ga2Se3、InGaSe3及びこれらの水化物からなる群より選択された1種又は2種以上を含むことを特徴とする請求項8〜10及び12〜14の何れか一項に記載のI-III-VI2ナノ粒子の製造方法。 - 前記セレニウム化合物は、
Se、H2Se、Na2Se、K2Se、Ca2Se、(CH3)2Se、CuSe、Cu2−xSe(0<x<2)、Cu2Se、In2Se3及びこれらの水化物からなる群より選択された1種又は2種以上を含むことを特徴とする請求項8、9、11〜13及び15の何れか一項に記載のI-III-VI2ナノ粒子の製造方法。 - 前記硫黄化合物は、
チオアセトアミド(thioacetamide)、チオ尿素(thiourea)、チオアセト酸(thioacetic acid)、アルキルチオール(alky thiol)及び硫化ナトリウム(Sodium sulfide)からなる群より選択された1種又は2種以上を含むことを特徴とする請求項8、10〜12、14及び16の何れか一項に記載のI-III-VI2ナノ粒子の製造方法。 - (S1)請求項1〜16の中から選択された何れか一項によるナノ粒子の製造方法を用いてI-III-VI2ナノ粒子を製造する段階と、
(S2)前記ナノ粒子を基板に蒸着する段階と、
(S3)前記基板に蒸着されたナノ粒子をセレニウム(Se)、硫黄(S)、非活性気体又はこれらの混合気体雰囲気で熱処理して多結晶I-III-VI2薄膜を形成する段階と
を含むことを特徴とする太陽電池の多結晶光吸収層薄膜の製造方法。 - 前記(S3)段階で熱処理温度は350〜600℃であることを特徴とする請求項22に記載の太陽電池の多結晶光吸収層薄膜の製造方法。
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EP1877342A4 (en) * | 2005-05-06 | 2010-12-29 | Transfert Plus Sec | PROCESSES FOR PREPARING CHALCOPYRITE COMPOUNDS AND OTHER INORGANIC COMPOUNDS |
US20080112878A1 (en) * | 2006-11-09 | 2008-05-15 | Honeywell International Inc. | Alloy casting apparatuses and chalcogenide compound synthesis methods |
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2008
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- 2008-06-17 EP EP08766383.7A patent/EP2134644A4/en not_active Withdrawn
- 2008-06-17 US US12/595,330 patent/US7955586B2/en active Active
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7467023B2 (ja) | 2016-09-16 | 2024-04-15 | セラニーズ・インターナショナル・コーポレーション | 繊維材料の包装のための方法 |
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KR101030780B1 (ko) | 2011-04-27 |
KR20110028609A (ko) | 2011-03-21 |
EP2134644A1 (en) | 2009-12-23 |
JP2010526007A (ja) | 2010-07-29 |
US20100120192A1 (en) | 2010-05-13 |
WO2009064056A1 (en) | 2009-05-22 |
KR20090049979A (ko) | 2009-05-19 |
EP2134644A4 (en) | 2015-03-04 |
US7955586B2 (en) | 2011-06-07 |
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