EP1186573A1 - Pyrogenically produced silicon dioxide - Google Patents

Pyrogenically produced silicon dioxide

Info

Publication number
EP1186573A1
EP1186573A1 EP01115613.0A EP01115613A EP1186573A1 EP 1186573 A1 EP1186573 A1 EP 1186573A1 EP 01115613 A EP01115613 A EP 01115613A EP 1186573 A1 EP1186573 A1 EP 1186573A1
Authority
EP
European Patent Office
Prior art keywords
silicon dioxide
produced silicon
pyrogenically produced
pyrogenically
dioxide
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP01115613.0A
Other languages
German (de)
French (fr)
Inventor
Monika Dr. Oswald
Gerrit Dr. Schneider
Klaus Dr. Deller
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
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 Degussa GmbH filed Critical Degussa GmbH
Priority to US09/931,161 priority Critical patent/US6679945B2/en
Priority to DE50102242T priority patent/DE50102242D1/en
Priority to AT01710041T priority patent/ATE266602T1/en
Priority to EP20010710041 priority patent/EP1182168B1/en
Priority to JP2001250768A priority patent/JP3919482B2/en
Publication of EP1186573A1 publication Critical patent/EP1186573A1/en
Priority to US10/730,221 priority patent/US6890873B2/en
Pending legal-status Critical Current

Links

EP01115613.0A 2000-08-21 2001-07-03 Pyrogenically produced silicon dioxide Pending EP1186573A1 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US09/931,161 US6679945B2 (en) 2000-08-21 2001-08-17 Pyrogenically prepared silicon dioxide
DE50102242T DE50102242D1 (en) 2000-08-21 2001-08-20 Fumed silica
AT01710041T ATE266602T1 (en) 2000-08-21 2001-08-20 PYROGENELY PRODUCED SILICON DIOXIDE
EP20010710041 EP1182168B1 (en) 2000-08-21 2001-08-20 Pyrogenically produced silicon dioxide
JP2001250768A JP3919482B2 (en) 2000-08-21 2001-08-21 Silicon dioxide produced by pyrolysis method for producing glass body, method for producing silicon dioxide, and dispersion containing the silicon dioxide
US10/730,221 US6890873B2 (en) 2000-08-21 2003-12-08 Glass prepared from pyrogenically prepared silicon dioxide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00117922 2000-08-21

Publications (1)

Publication Number Publication Date
EP1186573A1 true EP1186573A1 (en) 2002-03-13

Family

ID=

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