FR392589A - Process for preparing secondary disazo dyestuffs ranging from blue to purple - Google Patents

Process for preparing secondary disazo dyestuffs ranging from blue to purple

Info

Publication number
FR392589A
FR392589A FR392589DA FR392589A FR 392589 A FR392589 A FR 392589A FR 392589D A FR392589D A FR 392589DA FR 392589 A FR392589 A FR 392589A
Authority
FR
France
Prior art keywords
purple
ranging
blue
preparing secondary
disazo 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.)
Kalle GmbH and Co KG
Original Assignee
Kalle GmbH and Co KG
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 Kalle GmbH and Co KG filed Critical Kalle GmbH and Co KG
Application granted granted Critical
Publication of FR392589A publication Critical patent/FR392589A/en
Expired legal-status Critical Current

Links

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
    • C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
    • C09B31/02—Disazo dyes
    • C09B31/08—Disazo dyes from a coupling component "C" containing directive hydroxyl and amino groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR392589D 1907-11-18 1908-07-23 Process for preparing secondary disazo dyestuffs ranging from blue to purple Expired FR392589A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE392589X 1907-11-18

Publications (1)

Publication Number Publication Date
FR392589A true FR392589A (en) 1908-11-30

Family

ID=1437951

Family Applications (1)

Application Number Title Priority Date Filing Date
FR392589D Expired FR392589A (en) 1907-11-18 1908-07-23 Process for preparing secondary disazo dyestuffs ranging from blue to purple

Country Status (1)

Country Link
FR (1) FR392589A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0919596A1 (en) * 1997-12-01 1999-06-02 Bayer Aktiengesellschaft Disazo dyes

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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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