JP2012507457A - チタン酸塩を調製する方法 - Google Patents
チタン酸塩を調製する方法 Download PDFInfo
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- JP2012507457A JP2012507457A JP2011533780A JP2011533780A JP2012507457A JP 2012507457 A JP2012507457 A JP 2012507457A JP 2011533780 A JP2011533780 A JP 2011533780A JP 2011533780 A JP2011533780 A JP 2011533780A JP 2012507457 A JP2012507457 A JP 2012507457A
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/46—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates
- C04B35/462—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates
- C04B35/465—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates
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- C01G23/047—Titanium dioxide
- C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
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- C01G53/00—Compounds of nickel
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- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
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- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/74—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by peak-intensities or a ratio thereof only
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- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/51—Particles with a specific particle size distribution
- C01P2004/52—Particles with a specific particle size distribution highly monodisperse size distribution
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- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
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- C01P2006/80—Compositional purity
- C01P2006/82—Compositional purity water content
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Abstract
Description
(i)チタン酸ナトリウム及びイオン性金属化合物(1つ、又はいくつかの化合物が同時に存在する場合は複数)を混合して水性混合スラリーとし、
(ii)混合スラリーを、常圧及び通常の気体雰囲気中で混合することにより、混合スラリーの沸点又はそれを下回る温度で金属チタン酸塩へと反応させ、その後
(iii)金属チタン酸塩生成物を任意選択により洗浄、及び/又はろ過、及び乾燥させる。
Claims (16)
- (i)チタン酸ナトリウム及びイオン性金属化合物を混合して水性混合スラリーとし、
(ii)混合スラリーを、常圧及び通常の気体雰囲気中で混合することにより、混合スラリーの沸点又はそれを下回る温度で金属チタン酸塩へと反応させ、その後
(iii)金属チタン酸塩生成物を任意選択により洗浄、及び/又はろ過、及び乾燥させる
ことを特徴とする、1つ又は複数の金属化合物から金属チタン酸塩を調製する方法。 - 前記混合スラリーを、100℃以下、好ましくは75℃以下、より好ましくは59℃以下、最も好ましくは50℃以下の温度で金属チタン酸塩へと反応させることを特徴とする、請求項1に記載の方法。
- 金属化合物の金属カチオンが、Al、Bi、Fe、Hf、K、La、Mn、Ni、Pb、Zn、Zr、及びアルカリ土類金属の群から選択されることを特徴とする、請求項1又は2に記載の方法。
- 金属化合物の金属カチオンがアルカリ土類金属であることを特徴とする、請求項1又は2に記載の方法。
- 金属化合物の金属カチオンがBa及び/又はSrであることを特徴とする、請求項1又は2に記載の方法。
- 金属化合物が水酸化物又は炭酸塩であることを特徴とする、請求項1乃至5のいずれか1項に記載の方法。
- 金属化合物がアルカリ土類金属水酸化物、より好ましくは水酸化バリウム、水酸化ストロンチウム、又はそれらの混合物であることを特徴とする、請求項1乃至5のいずれか1項に記載の方法。
- 前記混合物を12時間、好ましくは5時間、より好ましくは1時間、最も好ましくは50分間、例えば最大40分間反応させてアルカリ金属チタン酸塩とすることを特徴とする、請求項1乃至7のいずれか1項に記載の方法。
- チタン酸ナトリウムが水性スラリーの形態であることを特徴とする、請求項1乃至8のいずれか1項に記載の方法。
- チタン酸ナトリウムが、二酸化チタンの製造から得られる二酸化チタン水和物から、これをアルカリと共に処理してチタン酸ナトリウムスラリーとすることによって調製されることを特徴とする、請求項1乃至9のいずれか1項に記載の方法。
- チタン酸ナトリウムが、イルメナイト濃縮物から硫酸を用いて、二酸化チタン水和物を加水分解し、これを300〜400g/lの濃度まで水中で水簸して二酸化チタン水和物スラリーとし、これを11を超えるpHのアルカリで煮沸してチタン酸ナトリウムスラリーとし、ここから可溶性の硫酸塩を洗い流し、ろ過することによって調製されることを特徴とする、請求項10に記載の方法。
- チタン酸ナトリウムを水中で水簸してチタン酸ナトリウムスラリーとし、150〜350g/lの濃度とすることを特徴とする、請求項9乃至11のいずれか1項に記載の方法。
- チタン酸ナトリウムと、金属塩又は(i)の段階で混合される組み合わせた金属塩、好ましくは水酸化バリウム及び/又は水酸化ストロンチウムとのモル比が、0.9〜1.8、好ましくは0.9〜1.6であることを特徴とする、請求項1乃至12のいずれか1項に記載の方法。
- 金属チタン酸塩生成物を、250℃未満、好ましくは200℃未満、より好ましくは155℃未満、最も好ましくは110℃未満、例えば50℃未満の温度で、任意選択により真空中で乾燥させることを特徴とする、請求項1乃至13のいずれか1項に記載の方法。
- 乾燥させた金属チタン酸塩生成物を、好ましくは950℃以下、より好ましくは800℃以下、最も好ましくは750℃以下、例えば450℃〜750℃の温度でカ焼することにより、さらに処理することを特徴とする、請求項1乃至14のいずれか1項に記載の方法。
- 請求項1乃至15のいずれか1項に記載の方法により調製されることを特徴とする、金属チタン酸塩生成物。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/FI2008/050629 WO2010052363A1 (en) | 2008-11-04 | 2008-11-04 | Process of preparing titanates |
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JP2012507457A true JP2012507457A (ja) | 2012-03-29 |
JP5586616B2 JP5586616B2 (ja) | 2014-09-10 |
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JP2011533780A Active JP5586616B2 (ja) | 2008-11-04 | 2008-11-04 | チタン酸塩を調製する方法 |
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US (1) | US9212066B2 (ja) |
EP (1) | EP2358641B1 (ja) |
JP (1) | JP5586616B2 (ja) |
KR (1) | KR101625156B1 (ja) |
CA (1) | CA2742415C (ja) |
ES (1) | ES2503728T3 (ja) |
PL (1) | PL2358641T3 (ja) |
SI (1) | SI2358641T1 (ja) |
WO (1) | WO2010052363A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014215046A (ja) * | 2013-04-22 | 2014-11-17 | 住友金属鉱山株式会社 | チタン酸塩の分析方法 |
WO2022059367A1 (ja) * | 2020-09-18 | 2022-03-24 | 三井金属鉱業株式会社 | チタン酸水溶液 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SI2358641T1 (sl) | 2008-11-04 | 2014-10-30 | Sachtleben Pigments Oy | Postopek priprave titanatov |
JP5491085B2 (ja) * | 2008-11-10 | 2014-05-14 | 日本碍子株式会社 | セラミックスシートの製造方法 |
US8580226B2 (en) * | 2010-10-29 | 2013-11-12 | Graver Technologies, Llc | Synthesis of sodium titanate and ion exchange use thereof |
KR101218979B1 (ko) | 2010-12-10 | 2013-01-04 | 삼성전기주식회사 | 페롭스카이트 분말의 제조방법, 그 방법으로 제조한 페롭스카이트 분말 및 적층 세라믹 전자부품 |
CN104986799A (zh) * | 2015-06-25 | 2015-10-21 | 沈阳化工大学 | 一种共沉淀合成Gd2Hf2O7纳米粉体的方法 |
CN107574711B (zh) * | 2017-08-31 | 2020-01-17 | 安徽安纳达钛业股份有限公司 | 一种装饰纸用钛白粉的生产方法 |
JP2022181541A (ja) * | 2021-05-26 | 2022-12-08 | Tdk株式会社 | 誘電体組成物および積層セラミック電子部品。 |
JP2022181544A (ja) * | 2021-05-26 | 2022-12-08 | Tdk株式会社 | 誘電体組成物および積層セラミック電子部品。 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6081023A (ja) * | 1983-10-12 | 1985-05-09 | Asahi Chem Ind Co Ltd | チタン酸バリウム粉末 |
JPS6090825A (ja) * | 1983-10-26 | 1985-05-22 | Asahi Chem Ind Co Ltd | チタン酸バリウムまたはチタン酸ストロンチウムの製造方法 |
JPH04214030A (ja) * | 1990-03-01 | 1992-08-05 | Kemira Oy | 二酸化チタンの製法 |
JPH05170439A (ja) * | 1991-12-19 | 1993-07-09 | Kawatetsu Mining Co Ltd | チタン酸アルカリ結晶、その製造方法及びその複合材料 |
WO1999059919A1 (fr) * | 1998-05-20 | 1999-11-25 | Toho Titanium Co., Ltd. | Procede de production d'une poudre de titanate de baryum |
JP2003252623A (ja) * | 2001-12-28 | 2003-09-10 | Murata Mfg Co Ltd | 複合酸化物粉末の製造方法、及び複合酸化物粉末 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
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DE3469161D1 (en) | 1983-10-12 | 1988-03-10 | Asahi Chemical Ind | Titanate powder and process for producing the same |
DE3739853A1 (de) | 1987-11-25 | 1989-06-08 | Philips Patentverwaltung | Verfahren zur herstellung von bariumtitanat in pulverform |
US5445806A (en) | 1989-08-21 | 1995-08-29 | Tayca Corporation | Process for preparing fine powder of perovskite-type compound |
US6808697B2 (en) | 2000-11-13 | 2004-10-26 | Toda Kogyo Corporation | Spherical tetragonal barium titanate particles and process for producing the same |
EP1874967A1 (en) * | 2005-04-07 | 2008-01-09 | BHP Billiton Innovation Pty Ltd | Titanium intermediate processing |
KR100633723B1 (ko) | 2005-08-04 | 2006-10-13 | 한화석유화학 주식회사 | 티탄산바륨의 제조방법 |
SI2358641T1 (sl) | 2008-11-04 | 2014-10-30 | Sachtleben Pigments Oy | Postopek priprave titanatov |
-
2008
- 2008-11-04 SI SI200831260T patent/SI2358641T1/sl unknown
- 2008-11-04 EP EP08875598.8A patent/EP2358641B1/en active Active
- 2008-11-04 CA CA2742415A patent/CA2742415C/en active Active
- 2008-11-04 ES ES08875598.8T patent/ES2503728T3/es active Active
- 2008-11-04 US US13/127,322 patent/US9212066B2/en active Active
- 2008-11-04 WO PCT/FI2008/050629 patent/WO2010052363A1/en active Application Filing
- 2008-11-04 JP JP2011533780A patent/JP5586616B2/ja active Active
- 2008-11-04 PL PL08875598T patent/PL2358641T3/pl unknown
- 2008-11-04 KR KR1020117013046A patent/KR101625156B1/ko active IP Right Grant
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6081023A (ja) * | 1983-10-12 | 1985-05-09 | Asahi Chem Ind Co Ltd | チタン酸バリウム粉末 |
JPS6090825A (ja) * | 1983-10-26 | 1985-05-22 | Asahi Chem Ind Co Ltd | チタン酸バリウムまたはチタン酸ストロンチウムの製造方法 |
JPH04214030A (ja) * | 1990-03-01 | 1992-08-05 | Kemira Oy | 二酸化チタンの製法 |
JPH05170439A (ja) * | 1991-12-19 | 1993-07-09 | Kawatetsu Mining Co Ltd | チタン酸アルカリ結晶、その製造方法及びその複合材料 |
WO1999059919A1 (fr) * | 1998-05-20 | 1999-11-25 | Toho Titanium Co., Ltd. | Procede de production d'une poudre de titanate de baryum |
JP2003252623A (ja) * | 2001-12-28 | 2003-09-10 | Murata Mfg Co Ltd | 複合酸化物粉末の製造方法、及び複合酸化物粉末 |
Non-Patent Citations (1)
Title |
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JPN6013063697; Florentina MAXIM et al.: 'Hydrothermal Synthesis and Crystal Growth Studies of BaTiO3 Using Ti Nanotube Precursors' Cryst. Growth Des. Vol.8, No.9, 200809, p.3309-3315 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014215046A (ja) * | 2013-04-22 | 2014-11-17 | 住友金属鉱山株式会社 | チタン酸塩の分析方法 |
WO2022059367A1 (ja) * | 2020-09-18 | 2022-03-24 | 三井金属鉱業株式会社 | チタン酸水溶液 |
JP7114010B1 (ja) * | 2020-09-18 | 2022-08-05 | 三井金属鉱業株式会社 | チタン酸水溶液 |
TWI813022B (zh) * | 2020-09-18 | 2023-08-21 | 日商三井金屬鑛業股份有限公司 | 鈦酸水溶液 |
Also Published As
Publication number | Publication date |
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EP2358641A1 (en) | 2011-08-24 |
KR101625156B1 (ko) | 2016-05-27 |
CA2742415A1 (en) | 2010-05-14 |
EP2358641B1 (en) | 2014-05-07 |
ES2503728T3 (es) | 2014-10-07 |
PL2358641T3 (pl) | 2014-11-28 |
KR20110082617A (ko) | 2011-07-19 |
CA2742415C (en) | 2016-01-05 |
SI2358641T1 (sl) | 2014-10-30 |
US20110274614A1 (en) | 2011-11-10 |
JP5586616B2 (ja) | 2014-09-10 |
WO2010052363A1 (en) | 2010-05-14 |
US9212066B2 (en) | 2015-12-15 |
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