SILICA WITH REDUCED TRIBO-CHARGE FOR TONER APPLICATIONS

Surface-treated fumed silica, with a tribo-electro static charge of -500 µC/g to +500 µC/g, a ratio of the tribo-electro static charge to BET surface area of -3.5 µC / m2 to +3.5 µC / m2, a methanol wettability of at least 20 % by volume methanol in methanol/water mixture, a ratio of carbon content...

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Bibliographic Details
Main Authors MENZEL, FRANK, LYGIN, ALEXANDER, GIESSELER, MAREIKE, GOLCHERT, RAINER
Format Patent
LanguageEnglish
Polish
Published 06.11.2023
Subjects
ADHESIVES
CHEMISTRY
CINEMATOGRAPHY
COMPOUNDS THEREOF
DYES
ELECTROGRAPHY
ELECTROPHOTOGRAPHY
HOLOGRAPHY
INORGANIC CHEMISTRY
MAGNETOGRAPHY
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
NON-METALLIC ELEMENTS
PAINTS
PHOTOGRAPHY
PHYSICS
POLISHES
PREPARATION OF CARBON BLACK
TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES
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Summary:Surface-treated fumed silica, with a tribo-electro static charge of -500 µC/g to +500 µC/g, a ratio of the tribo-electro static charge to BET surface area of -3.5 µC / m2 to +3.5 µC / m2, a methanol wettability of at least 20 % by volume methanol in methanol/water mixture, a ratio of carbon content to BET surface area of at most 0.020 wt.%*g / m2, a process for its preparation and the use thereof.
Bibliography:Application Number: PL20210156535T