METHOD FOR PURIFYING COMPOUNDS CONTAINING PHOSPHONIC ACID GROUPS OR PHOSPHONATE GROUPS

The invention relates to a technical method for purifying compounds containing phosphoric acid groups or phosphoric groups, and to the use of said compounds, according to said method, for producing silicon, in particular highly pure so called solar silicon, from silicon dioxide and carbon.

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Bibliographic Details
Main Authors MISSELICH, DORIS, MÜLLER, SVEN, STOCHNIOL, GUIDO, PELTZER, JENS, PAULAT, FLORIAN, PANZ, CHRISTIAN, TITZ, GUIDO
Format Patent
LanguageEnglish
French
German
Published 26.08.2015
Subjects
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
THEIR RELEVANT APPARATUS
TRANSPORTING
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Summary:The invention relates to a technical method for purifying compounds containing phosphoric acid groups or phosphoric groups, and to the use of said compounds, according to said method, for producing silicon, in particular highly pure so called solar silicon, from silicon dioxide and carbon.
Bibliography:Application Number: EP20130774175