FR456232A - Process for the preparation of trisazo dyestuffs - Google Patents

Process for the preparation of trisazo dyestuffs

Info

Publication number
FR456232A
FR456232A FR456232DA FR456232A FR 456232 A FR456232 A FR 456232A FR 456232D A FR456232D A FR 456232DA FR 456232 A FR456232 A FR 456232A
Authority
FR
France
Prior art keywords
preparation
process
trisazo dyestuffs
trisazo
dyestuffs
Prior art date
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.)
Expired
Application number
Other languages
French (fr)
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.)
Leopold Cassella & C GmbH Ste
Original Assignee
Leopold Cassella & C GmbH Ste
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 Leopold Cassella & C GmbH Ste filed Critical Leopold Cassella & C GmbH Ste
Priority to FR456232T priority Critical
Application granted granted Critical
Publication of FR456232A publication Critical patent/FR456232A/en
Application status is Expired legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B31/00Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02Disazo dyes
    • C09B31/08Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups
FR456232D 1912-06-12 1912-06-12 Process for the preparation of trisazo dyestuffs Expired FR456232A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR456232T 1912-06-12

Publications (1)

Publication Number Publication Date
FR456232A true FR456232A (en) 1913-08-20

Family

ID=1496045

Family Applications (1)

Application Number Title Priority Date Filing Date
FR456232D Expired FR456232A (en) 1912-06-12 1912-06-12 Process for the preparation of trisazo dyestuffs

Country Status (1)

Country Link
FR (1) FR456232A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0391170A1 (en) * 1989-04-05 1990-10-10 Bayer Ag Process for dyeing paper
EP0919596A1 (en) * 1997-12-01 1999-06-02 Bayer Aktiengesellschaft Disazo dyes

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0391170A1 (en) * 1989-04-05 1990-10-10 Bayer Ag Process for dyeing paper
EP0919596A1 (en) * 1997-12-01 1999-06-02 Bayer Aktiengesellschaft Disazo dyes
US6194554B1 (en) 1997-12-01 2001-02-27 Bayer Aktiengesellschaft Disazo dyes

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