COMPOSITE PIGMENT AND METHOD FOR THE PRODUCTION

The invention relates to a pigment having a composite structure. It is characterized in that it comprises a core which has been covered by one or more layers of colorants, which optionally each in their turn have been covered by an optically transparent film which is insoluble or partly insoluble in...

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Bibliographic Details
Main Authors OTTERSTEDT, JAN-ERIK, OTTERSTEDT, ORVAR E, STERTE, PER J
Format Patent
LanguageEnglish
French
Published 10.12.1992
Edition5
Subjects
ADHESIVES
CHEMISTRY
COMPOSITIONS BASED THEREON
DYES
LAKES
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
MORDANTS
NATURAL RESINS
ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES
ORGANIC MACROMOLECULAR COMPOUNDS
PAINTS
POLISHES
PREPARATION OF CARBON BLACK
THEIR PREPARATION OR CHEMICAL WORKING-UP
TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:The invention relates to a pigment having a composite structure. It is characterized in that it comprises a core which has been covered by one or more layers of colorants, which optionally each in their turn have been covered by an optically transparent film which is insoluble or partly insoluble in water or organic solvents. The invention includes also a process for the production of the pigment.
Bibliography:Application Number: CA19922110596