ES449337A1 - Un procedimiento para la produccion de colorantes. - Google Patents

Un procedimiento para la produccion de colorantes.

Info

Publication number
ES449337A1
ES449337A1 ES449337A ES449337A ES449337A1 ES 449337 A1 ES449337 A1 ES 449337A1 ES 449337 A ES449337 A ES 449337A ES 449337 A ES449337 A ES 449337A ES 449337 A1 ES449337 A1 ES 449337A1
Authority
ES
Spain
Prior art keywords
formula
unsubstituted
alkyl
pyridone
radical
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
ES449337A
Other languages
English (en)
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.)
Sandoz AG
Original Assignee
Sandoz 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 Sandoz AG filed Critical Sandoz AG
Publication of ES449337A1 publication Critical patent/ES449337A1/es
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
    • C09B62/00—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves
    • C09B62/44—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring
    • C09B62/503—Reactive dyes, i.e. dyes which form covalent bonds with the substrates or which polymerise with themselves with the reactive group not directly attached to a heterocyclic ring the reactive group being an esterified or non-esterified hydroxyalkyl sulfonyl or mercaptoalkyl sulfonyl group, a quaternised or non-quaternised aminoalkyl sulfonyl group, a heterylmercapto alkyl sulfonyl group, a vinyl sulfonyl or a substituted vinyl sulfonyl group, or a thiophene-dioxide group
    • C09B62/507—Azo dyes
    • C09B62/513—Disazo or polyazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Pyridine Compounds (AREA)
ES449337A 1975-06-30 1976-06-28 Un procedimiento para la produccion de colorantes. Expired ES449337A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH846675A CH601432A5 (en) 1975-06-30 1975-06-30 Yellow violet biscationic azo dyes free from sulpho gps.

Publications (1)

Publication Number Publication Date
ES449337A1 true ES449337A1 (es) 1977-12-01

Family

ID=4340807

Family Applications (1)

Application Number Title Priority Date Filing Date
ES449337A Expired ES449337A1 (es) 1975-06-30 1976-06-28 Un procedimiento para la produccion de colorantes.

Country Status (3)

Country Link
BE (1) BE843511A (es)
CH (1) CH601432A5 (es)
ES (1) ES449337A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1067070A (en) * 1975-06-30 1979-11-27 Helmut Moser Azo dyestuffs
FR2864781B1 (fr) * 2004-01-07 2006-02-17 Oreal Composition tinctoriale comprenant au moins un colorant direct de la famille azo-pyridinio-pyridone et au moins un colorant de synthese different, procede de coloration des fibres keratiniques

Also Published As

Publication number Publication date
CH601432A5 (en) 1978-07-14
BE843511A (fr) 1976-12-28

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