FR471779A - Process for the production of diazotizable blue dyes - Google Patents

Process for the production of diazotizable blue dyes

Info

Publication number
FR471779A
FR471779A FR471779DA FR471779A FR 471779 A FR471779 A FR 471779A FR 471779D A FR471779D A FR 471779DA FR 471779 A FR471779 A FR 471779A
Authority
FR
France
Prior art keywords
diazotizable
production
blue dyes
dyes
blue
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.)
Sanofi Aventis Deutschland GmbH
Original Assignee
Leopold Cassella et Cie GmbH
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 et Cie GmbH filed Critical Leopold Cassella et Cie GmbH
Application granted granted Critical
Publication of FR471779A publication Critical patent/FR471779A/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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/36—Trisazo dyes of the type
    • C09B35/362—D is benzene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR471779D 1913-07-18 1913-07-18 Process for the production of diazotizable blue dyes Expired FR471779A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR471779T 1913-07-18

Publications (1)

Publication Number Publication Date
FR471779A true FR471779A (en) 1914-11-11

Family

ID=1510007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR471779D Expired FR471779A (en) 1913-07-18 1913-07-18 Process for the production of diazotizable blue dyes

Country Status (1)

Country Link
FR (1) FR471779A (en)

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