DE283725C - - Google Patents

Info

Publication number
DE283725C
DE283725C DENDAT283725D DE283725DA DE283725C DE 283725 C DE283725 C DE 283725C DE NDAT283725 D DENDAT283725 D DE NDAT283725D DE 283725D A DE283725D A DE 283725DA DE 283725 C DE283725 C DE 283725C
Authority
DE
Germany
Prior art keywords
paradiamine
methylanthraquinone
saying
sulfur
aromatic
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.)
Active
Application number
DENDAT283725D
Other languages
German (de)
Publication of DE283725C publication Critical patent/DE283725C/de
Active 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
    • C09B49/00—Sulfur dyes
    • C09B49/04—Sulfur dyes from amino compounds of the benzene, naphthalene or anthracene series

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-An Spruch:Patent-An saying: Verfahren zur Herstellung von Küpenfarbstoffen, darin bestehend, daß man i-Amino-2-methylanthrachinon und aromatisches Paradiamin zusammen mit Schwefel auf höhere Temperatur erhitzt.Process for the preparation of vat dyes, consisting in that one i-Amino-2-methylanthraquinone and aromatic paradiamine heated to a higher temperature together with sulfur.
DENDAT283725D Active DE283725C (en)

Publications (1)

Publication Number Publication Date
DE283725C true DE283725C (en)

Family

ID=539275

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT283725D Active DE283725C (en)

Country Status (1)

Country Link
DE (1) DE283725C (en)

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