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Societe Anonyme des Produits Fred Bayer et Co
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Societe Anonyme des Produits Fred Bayer et Co
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Application filed by Societe Anonyme des Produits Fred Bayer et CofiledCriticalSociete Anonyme des Produits Fred Bayer et Co
Application grantedgrantedCritical
Publication of FR5243EpublicationCriticalpatent/FR5243E/fr
C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
C09B5/00—Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings
C09B5/24—Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings the heterocyclic rings being only condensed with an anthraquinone nucleus in 1-2 or 2-3 position
C09B5/44—Azines of the anthracene series
C09B5/46—Para-diazines
C09B5/48—Bis-anthraquinonediazines (indanthrone)
C09B5/52—Preparation by condensation of 1.2-halogeno-amino-anthraquinones
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR5243D1904-03-291905-09-07Production de colorants de la série de l'anthracène
ExpiredFR5243E
(fr)