WO2010149547A1 - Verfahren zur herstellung von dodecahalogenneopentasilanen - Google Patents
Verfahren zur herstellung von dodecahalogenneopentasilanen Download PDFInfo
- Publication number
- WO2010149547A1 WO2010149547A1 PCT/EP2010/058430 EP2010058430W WO2010149547A1 WO 2010149547 A1 WO2010149547 A1 WO 2010149547A1 EP 2010058430 W EP2010058430 W EP 2010058430W WO 2010149547 A1 WO2010149547 A1 WO 2010149547A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- general formula
- compounds
- sir
- radical
- catalytically active
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/08—Compounds containing halogen
- C01B33/107—Halogenated silanes
Definitions
- Perhalopolysilanes can not be separated or incomplete. Cleaning takes place only after replacement of the chlorine atoms by hydrogen by distillation of the target product neopentasilane. Since alkylaluminum hydrides are used for this subsequent reaction, halogen-containing by-products mean an unnecessarily high consumption of these expensive starting compounds and thus an economic disadvantage.
- the invention relates to a process for the preparation of neopentasilanes of the general formula (1)
- high boilers (L) are used whose boiling point is more preferably at 1023 hPa at least 1O 0 C, at least 15 0 C above the boiling point of the particular tetrahalosilane.
- Catalytically active compounds (K) are all compounds which are suitable for accelerating the storage reaction of linear perhalogenopolysilanes in perhalogeno neopentasilanes. They are used in the concentrations mentioned in the cited documents.
- the cyclic ether compounds (E) may have hydrocarbon substituents, in particular
- the hydrocarbon radical R 1 may be an alkyl radical, such as the methyl, ethyl, n-propyl, iso-propyl, 1-n-butyl, 2-n-butyl, iso-butyl, tert. Butyl, n-pentyl, iso-pentyl, neo-pentyl, tert.
- -Pentyl radical Hexyl radical, such as the n-hexyl radical; heptyl, such as the n-heptyl radical; Octyl radical, such as the n-octyl radical and iso-octyl radicals, such as the 2, 2, 4-trimethylpentyl radical; Nonyl radical, such as the n-nonyl radical; Decyl radical, such as the n-decyl radical; Dodecyl radical, such as the n-dodecyl radical; Octadecyl radical, such as the n-octadecyl radical; Cycloalkyl, such as the cyclopentyl, cyclohexyl,
- the amount of high boilers (L) added depends primarily on the solubility of the target product, ie as few high boilers (L) are added as possible.
- the high boiler amount is such that the target product is dissolved as completely as possible in the heat and largely separates on cooling.
- the preferred amount of high boilers (L) is at least 2, in particular at least 5 wt .-% and preferably at most 20, in particular at most 50 wt .-%, in each case based on the amount of silicon compound of the general formula (2).
- the optimal amount can be in the In an individual case, the exact amount of high boilers (L) is added at boiling heat at which the target product just dissolves completely.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Silicon Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012516647A JP5596140B2 (ja) | 2009-06-25 | 2010-06-16 | ドデカハロゲンネオペンタシランの製造方法 |
KR1020127001918A KR101402363B1 (ko) | 2009-06-25 | 2010-06-16 | 도데카 할로겐 네오펜타실란의 제조 방법 |
EP10725459.1A EP2445837B1 (de) | 2009-06-25 | 2010-06-16 | Verfahren zur herstellung von dodecahalogenneopentasilanen |
US13/379,458 US8512666B2 (en) | 2009-06-25 | 2010-06-16 | Process for the preparation of dodecahaloneopentasilanes |
CN201080028464.3A CN102459078B (zh) | 2009-06-25 | 2010-06-16 | 十二卤代新戊硅烷的制备方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009027194A DE102009027194A1 (de) | 2009-06-25 | 2009-06-25 | Verfahren zur Herstellung von Dodecahalogenneopentasilanen |
DE102009027194.5 | 2009-06-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2010149547A1 true WO2010149547A1 (de) | 2010-12-29 |
Family
ID=42537853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2010/058430 WO2010149547A1 (de) | 2009-06-25 | 2010-06-16 | Verfahren zur herstellung von dodecahalogenneopentasilanen |
Country Status (8)
Country | Link |
---|---|
US (1) | US8512666B2 (de) |
EP (1) | EP2445837B1 (de) |
JP (1) | JP5596140B2 (de) |
KR (1) | KR101402363B1 (de) |
CN (1) | CN102459078B (de) |
DE (1) | DE102009027194A1 (de) |
TW (1) | TWI409218B (de) |
WO (1) | WO2010149547A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011005387A1 (de) | 2011-03-10 | 2012-09-13 | Wacker Chemie Ag | Verfahren zur Reduzierung des Aluminiumgehaltes von Neopentasilan |
DE102016104442A1 (de) * | 2016-03-11 | 2017-09-14 | Nagarjuna Fertilizers and Chemicals Ltd. | Verfahren zur Herstellung von halogenierten Oligosilanen und Verwendung einer Lewis-Base als Katalysator für die Herstellung von halogenierten Oligosilanen |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9695052B2 (en) * | 2014-07-01 | 2017-07-04 | Rec Silicon Inc | Recovery of hydrohalosilanes from reaction residues |
DE102015009129B4 (de) * | 2014-07-22 | 2016-12-15 | Norbert Auner | Verfahren zur Spaltung von Silicium-Silicium-Bindungen und/oder von Silicium-Chlor-Bindungen in Mono-, Poly- und/oder Oligosilanen |
CN107868098B (zh) * | 2016-09-27 | 2021-07-09 | 中央硝子株式会社 | 含不饱和键的硅烷化合物的精制方法和制造方法 |
CN115417413B (zh) * | 2022-08-31 | 2024-01-09 | 南大光电半导体材料有限公司 | 一种新戊硅烷中间体制备方法及其应用 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008051328A1 (en) * | 2006-10-24 | 2008-05-02 | Dow Corning Corporation | Composition comprising neopentasilane and method of preparing same |
WO2010043551A1 (de) * | 2008-10-17 | 2010-04-22 | Wacker Chemie Ag | Verfahren zur herstellung von neopentasilanen |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4281145A (en) * | 1980-04-02 | 1981-07-28 | General Electric Company | Process for producing alkoxylated silanes |
JPS60176915A (ja) * | 1984-02-21 | 1985-09-11 | Central Glass Co Ltd | ジシランの製造法 |
DE102007007874A1 (de) * | 2007-02-14 | 2008-08-21 | Evonik Degussa Gmbh | Verfahren zur Herstellung höherer Silane |
DE102008025260B4 (de) * | 2008-05-27 | 2010-03-18 | Rev Renewable Energy Ventures, Inc. | Halogeniertes Polysilan und thermisches Verfahren zu dessen Herstellung |
-
2009
- 2009-06-25 DE DE102009027194A patent/DE102009027194A1/de not_active Withdrawn
-
2010
- 2010-05-20 TW TW099116082A patent/TWI409218B/zh not_active IP Right Cessation
- 2010-06-16 KR KR1020127001918A patent/KR101402363B1/ko not_active IP Right Cessation
- 2010-06-16 WO PCT/EP2010/058430 patent/WO2010149547A1/de active Application Filing
- 2010-06-16 CN CN201080028464.3A patent/CN102459078B/zh not_active Expired - Fee Related
- 2010-06-16 EP EP10725459.1A patent/EP2445837B1/de not_active Not-in-force
- 2010-06-16 JP JP2012516647A patent/JP5596140B2/ja not_active Expired - Fee Related
- 2010-06-16 US US13/379,458 patent/US8512666B2/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008051328A1 (en) * | 2006-10-24 | 2008-05-02 | Dow Corning Corporation | Composition comprising neopentasilane and method of preparing same |
WO2010043551A1 (de) * | 2008-10-17 | 2010-04-22 | Wacker Chemie Ag | Verfahren zur herstellung von neopentasilanen |
Non-Patent Citations (4)
Title |
---|
AUS J. INORG. NUCL. CHEM., vol. 26, 1964, pages 421 - 425 |
GRANT URRY: "Systematic synthesis in the polysilane series", ACC. CHEM. RES., vol. 3, no. 9, September 1970 (1970-09-01), pages 306 - 312, XP002596966, DOI: 10.1021/ar50033a004 * |
HOEFLER, F.; JANNACH, R.; RAML, W.: "Darstellung und Eigenschaften einiger hochchlorierter Oligosilane", ZEITSCHRIFT FUER ANORGANISCHE UND ALLGEMEINE CHEMIE, vol. 428, no. 1, 1977, pages 75 - 82, XP002596965, ISSN: 0044-2313, DOI: 10.1002/zaac.19774280109 * |
J. INORG. NUCL. CHEM., vol. 26, 1964, pages 421 - 425 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011005387A1 (de) | 2011-03-10 | 2012-09-13 | Wacker Chemie Ag | Verfahren zur Reduzierung des Aluminiumgehaltes von Neopentasilan |
WO2012119884A1 (de) | 2011-03-10 | 2012-09-13 | Wacker Chemie Ag | Verfahren zur reduzierung des aluminiumgehaltes von neopentasilan |
DE102016104442A1 (de) * | 2016-03-11 | 2017-09-14 | Nagarjuna Fertilizers and Chemicals Ltd. | Verfahren zur Herstellung von halogenierten Oligosilanen und Verwendung einer Lewis-Base als Katalysator für die Herstellung von halogenierten Oligosilanen |
Also Published As
Publication number | Publication date |
---|---|
TWI409218B (zh) | 2013-09-21 |
JP5596140B2 (ja) | 2014-09-24 |
US20120100057A1 (en) | 2012-04-26 |
KR20120041203A (ko) | 2012-04-30 |
TW201100326A (en) | 2011-01-01 |
US8512666B2 (en) | 2013-08-20 |
JP2012530669A (ja) | 2012-12-06 |
CN102459078B (zh) | 2014-10-22 |
EP2445837A1 (de) | 2012-05-02 |
EP2445837B1 (de) | 2014-11-05 |
KR101402363B1 (ko) | 2014-06-03 |
CN102459078A (zh) | 2012-05-16 |
DE102009027194A1 (de) | 2010-12-30 |
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