US Patent 7282236 Hydrophobic silica
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Patent abstract
Methods of making hydrophobic, pyrogenically produced silica having a tamped density, of 55 to 200 g/l. Said silica is produced by hydrophobizing pyrogenically produced silica by reaction with a halogen free silane and then compacting it with means consisting of a roller compactor or a belt filter press. The silica may be used for the production of dispersions.
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US Patent 07282236 Hydrophobic silica US Patent 7282236 Hydrophobic silica
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Patent Number
0728223600
Patent Number
728223600
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Official Website
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Patent Jurisdiction
Patent Number
072822360
Date of Patent
October 16, 2007
0Patent Application Number
106230510
Date Filed
July 18, 2003
0Official Website
Patent Primary Examiner
Edits on 28 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
072822360
Date of Patent
October 16, 2007
0Patent Application Number
106230510
Date Filed
July 18, 2003
0Official Website
Patent Primary Examiner
Edits on 17 Jun, 2022
Golden AI
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US Patent 07282236 Hydrophobic silica
Infobox
Is a
Patent jurisdiction
Patent number
07282236
Date of patent
October 16, 2007
Patent application number
10623051
Date Filed
July 18, 2003
Patent primary examiner
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