Classifications

• • C—CHEMISTRY; METALLURGY
  • 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
  • C09B43/00—Preparation of azo dyes from other azo compounds
  • C09B43/32—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines
  • C09B43/38—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines by reacting two or more ortho-hydroxy naphthoic acid dyes with polyamines
• • C—CHEMISTRY; METALLURGY
  • 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
  • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
  • C09B33/02—Disazo dyes
  • C09B33/147—Disazo dyes in which the coupling component is a bis -(-o-hydroxy-carboxylic- acid amide)
• • C—CHEMISTRY; METALLURGY
  • 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
  • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
  • C09B33/02—Disazo dyes
  • C09B33/153—Disazo dyes in which the coupling component is a bis-(aceto-acetyl amide) or a bis-(benzoyl-acetylamide)

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Inks, Pencil-Leads, Or Crayons (AREA)
• Heat Sensitive Colour Forming Recording (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=4416791

Family Applications (1)

Country Status (11)

Families Citing this family (1)

• 0
  • BE BE791250D patent/BE791250A/xx unknown
• 1971
  • 1971-11-11 CH CH1637371A patent/CH566374A5/xx not_active IP Right Cessation
• 1972
  • 1972-11-01 AU AU48402/72A patent/AU471712B2/en not_active Expired
  • 1972-11-07 NL NL7215046A patent/NL7215046A/xx unknown
  • 1972-11-08 DE DE19722254624 patent/DE2254624A1/de active Pending
  • 1972-11-08 CA CA155,921A patent/CA974984A/en not_active Expired
  • 1972-11-09 JP JP11253172A patent/JPS4856223A/ja active Pending
  • 1972-11-09 AR AR24503972A patent/AR195886A1/es active
  • 1972-11-10 FR FR7239902A patent/FR2159457B1/fr not_active Expired
  • 1972-11-10 GB GB5198572A patent/GB1396548A/en not_active Expired
  • 1972-11-10 IT IT3154072A patent/IT970405B/it active

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