WO2008102357A3 - Method for the preparation of ceramic materials - Google Patents

Method for the preparation of ceramic materials Download PDF

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Publication number
WO2008102357A3
WO2008102357A3 PCT/IL2008/000228 IL2008000228W WO2008102357A3 WO 2008102357 A3 WO2008102357 A3 WO 2008102357A3 IL 2008000228 W IL2008000228 W IL 2008000228W WO 2008102357 A3 WO2008102357 A3 WO 2008102357A3
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WO
WIPO (PCT)
Prior art keywords
preparation
ceramic materials
boron
oxides
carbide
Prior art date
Application number
PCT/IL2008/000228
Other languages
French (fr)
Other versions
WO2008102357A2 (en
Inventor
Emanual Prilutsky
Oleg Prilutsky
Dan Yardeni
Original Assignee
Boron Compounds Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Boron Compounds Ltd. filed Critical Boron Compounds Ltd.
Priority to JP2009550771A priority Critical patent/JP2010520846A/en
Priority to EP08710228A priority patent/EP2125663A4/en
Publication of WO2008102357A2 publication Critical patent/WO2008102357A2/en
Priority to US12/544,673 priority patent/US20100069223A1/en
Publication of WO2008102357A3 publication Critical patent/WO2008102357A3/en

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    • C—CHEMISTRY; METALLURGY
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    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/064—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with boron
    • C01B21/0645—Preparation by carboreductive nitridation
    • 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
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    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/942—Calcium carbide
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    • C01B32/914—Carbides of single elements
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    • C01B32/963—Preparation from compounds containing silicon
    • C01B32/97—Preparation from SiO or SiO2
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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    • C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron

Abstract

This invention is directed to novel and useful process for the preparation of boron carbide, boron nitride and silicon carbide comprising carbidization or nitrization step of boron oxides or silicon oxides, using nanoparticles substrates.
PCT/IL2008/000228 2007-02-22 2008-02-21 Method for the preparation of ceramic materials WO2008102357A2 (en)

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JP2009550771A JP2010520846A (en) 2007-02-22 2008-02-21 Method for preparing ceramic material
EP08710228A EP2125663A4 (en) 2007-02-22 2008-02-21 Method for the preparation of ceramic materials
US12/544,673 US20100069223A1 (en) 2007-03-07 2009-08-20 Method for the preparation of ceramic materials

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US60/902,512 2007-02-22

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TR200708309A2 (en) * 2007-11-30 2009-04-21 İstanbul Tekni̇k Üni̇versi̇tesi̇ Rektörlüğü Boron carbide production method.
JP5105372B2 (en) * 2009-02-03 2012-12-26 独立行政法人物質・材料研究機構 Boron nitride spherical nanoparticles and production method thereof
EP2408711A4 (en) * 2009-03-19 2014-05-28 Boron Compounds Ltd Method for the preparation of boron nitride powder
CA2905499C (en) 2013-03-15 2018-06-26 West Virginia University Research Corporation Process for pure carbon production, compositions, and methods thereof
US9909222B2 (en) 2014-10-21 2018-03-06 West Virginia University Research Corporation Methods and apparatuses for production of carbon, carbide electrodes, and carbon compositions
EP3445895A2 (en) 2016-04-20 2019-02-27 West Virginia University Research Corporation Methods, apparatuses, and electrodes for carbide-to-carbon conversion with nanostructured carbide chemical compounds
JP6993897B2 (en) * 2018-02-23 2022-02-03 太平洋セメント株式会社 Boron Carbide Manufacturing Method
PL440310A1 (en) * 2022-02-07 2023-08-14 Akademia Górniczo-Hutnicza Im.Stanisława Staszica W Krakowie Method of obtaining boron carbide nanoparticles

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US20060051281A1 (en) * 2004-09-09 2006-03-09 Bhabendra Pradhan Metal carbides and process for producing same

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EP2125663A2 (en) 2009-12-02
WO2008102357A2 (en) 2008-08-28
JP2010520846A (en) 2010-06-17

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