FR51671E - New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products - Google Patents

New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products

Info

Publication number
FR51671E
FR51671E FR51671DA FR51671E FR 51671 E FR51671 E FR 51671E FR 51671D A FR51671D A FR 51671DA FR 51671 E FR51671 E FR 51671E
Authority
FR
France
Prior art keywords
acids
products
processes
preparation
azo dyes
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.)
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 AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR51671E publication Critical patent/FR51671E/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
    • C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
    • C09B33/02—Disazo dyes
    • C09B33/08—Disazo dyes in which the coupling component is a hydroxy-amino compound
    • C09B33/10—Disazo dyes in which the coupling component is a hydroxy-amino compound in which the coupling component is an amino naphthol

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR51671D 1941-07-03 1941-07-03 New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products Expired FR51671E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR51671T 1941-07-03

Publications (1)

Publication Number Publication Date
FR51671E true FR51671E (en) 1943-03-19

Family

ID=8686458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR51671D Expired FR51671E (en) 1941-07-03 1941-07-03 New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products

Country Status (1)

Country Link
FR (1) FR51671E (en)

Similar Documents

Publication Publication Date Title
FR917963A (en) Stilbenic dyes and process for the preparation thereof
FR981432A (en) Process for the preparation of azo dyes and their metalliferous comoplexes, and new industrial products resulting therefrom
FR51671E (en) New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products
FR855945A (en) New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products
FR889071A (en) New arylamino-naphthol-sulfonic acids, trisazo dyes derived from these acids and processes for the preparation of these various products
FR52483E (en) New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products
FR52485E (en) New naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these products
FR862708A (en) New aminonaphtholsulphonic acids, mono-azo dyes derived from these acids and processes for the preparation of these various products
FR855112A (en) New naphthols-sulfonic acids, azo dyes derived from these acids and process for the preparation of these various products
FR52890E (en) New arylamino-naphthol-sulfonic acids, trisazo dyes derived from these acids and processes for the preparation of these various products
FR839095A (en) New acylaminonaphthol-sulfonic acids, mono-azo dyes derived from these acids and process for the preparation of these various products
FR898577A (en) Poly-acrylic amide, co-polymerization products therefor and process for their preparation
FR885738A (en) Acrylic compounds, polymerization products derived therefrom and processes for the preparation of these various products
FR890049A (en) Process for the preparation of monoazo dyes
FR884169A (en) Process for the preparation of substantive metalliferous azo dyes and products obtained by this process
FR853744A (en) Halogenated benzophenone-carboxylic acids, dyes derived from these acids and processes for the preparation of these various products
FR848290A (en) Intermediate products, azo dyes derived therefrom and processes for their preparation
FR896916A (en) Process for the preparation of new azo dyes
FR847999A (en) New diphenylamines, azo dyes derived from these diphenylamines and process for the preparation of these various products
FR852475A (en) Naphthol-sulfonic acids, azo dyes derived from these acids and processes for the preparation of these various substances
FR856735A (en) Azo dyes and process for the preparation thereof
FR853676A (en) Substituted benzaldehyde, tri-aryl-methane dyes derived therefrom and process for the preparation of these various products
FR52140E (en) N. n- (alpha-beta-alkylene) -acetamides and process for the preparation thereof
FR877151A (en) Process for the preparation of azo dyes
FR974208A (en) Devices for dispensing dyes and other products, as well as the method of preparation thereof