FR800029A - New azo acid dyes and process for their production - Google Patents

New azo acid dyes and process for their production

Info

Publication number
FR800029A
FR800029A FR800029DA FR800029A FR 800029 A FR800029 A FR 800029A FR 800029D A FR800029D A FR 800029DA FR 800029 A FR800029 A FR 800029A
Authority
FR
France
Prior art keywords
production
acid dyes
new azo
azo acid
new
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.)
Kuhlmann SA
Original Assignee
Kuhlmann SA
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 Kuhlmann SA filed Critical Kuhlmann SA
Application granted granted Critical
Publication of FR800029A publication Critical patent/FR800029A/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
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type
    • C09B35/105—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type from two coupling components with reactive methylene groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR800029D 1935-04-02 1935-04-02 New azo acid dyes and process for their production Expired FR800029A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR800029T 1935-04-02

Publications (1)

Publication Number Publication Date
FR800029A true FR800029A (en) 1936-06-25

Family

ID=9237312

Family Applications (1)

Application Number Title Priority Date Filing Date
FR800029D Expired FR800029A (en) 1935-04-02 1935-04-02 New azo acid dyes and process for their production

Country Status (1)

Country Link
FR (1) FR800029A (en)

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