FR889071A -
New arylamino-naphthol-sulfonic acids, trisazo dyes derived from these acids and processes for the preparation of these various products
- Google Patents
New arylamino-naphthol-sulfonic acids, trisazo dyes derived from these acids and processes for the preparation of these various products
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IG Farbenindustrie AGfiledCriticalIG Farbenindustrie AG
Application grantedgrantedCritical
Publication of FR889071ApublicationCriticalpatent/FR889071A/en
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
C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
C09B31/16—Trisazo dyes
C09B31/22—Trisazo dyes from a coupling component "D" containing directive hydroxyl and amino groups
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR889071D1941-12-151942-12-14
New arylamino-naphthol-sulfonic acids, trisazo dyes derived from these acids and processes for the preparation of these various products
ExpiredFR889071A
(en)