AT38540B - Process for the preparation of unsulfated dyes of the thioindigo series. - Google Patents

Process for the preparation of unsulfated dyes of the thioindigo series.

Info

Publication number
AT38540B
AT38540B AT38540DA AT38540B AT 38540 B AT38540 B AT 38540B AT 38540D A AT38540D A AT 38540DA AT 38540 B AT38540 B AT 38540B
Authority
AT
Austria
Prior art keywords
unsulfated
dyes
preparation
thioindigo series
thioindigo
Prior art date
Application number
Other languages
German (de)
Original Assignee
Kalle & Co 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
Priority claimed from DE1906198864D external-priority patent/DE198864C/de
Application filed by Kalle & Co Ag filed Critical Kalle & Co Ag
Application granted granted Critical
Publication of AT38540B publication Critical patent/AT38540B/en

Links

Landscapes

  • Indole Compounds (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)

Description

  

   <Desc/Clms Page number 1> 
 
 EMI1.1 
 
 EMI1.2 




   <Desc / Clms Page number 1>
 
 EMI1.1
 
 EMI1.2

Claims (1)

PATENT-ANSPRUCH : Verfahren zur Darstellung von unsulfierten Farbstoffen der Thioindigoreihe, dadurch gekennzeichnet, dass man solche, eine freie Hydroxylgruppe nicht besitzende, p-disubstituierte EMI2.1 PATENT CLAIM: Process for the preparation of unsulfated dyes of the thioindigo series, characterized in that p-disubstituted ones which do not have a free hydroxyl group EMI2.1
AT38540D 1906-01-17 1908-04-15 Process for the preparation of unsulfated dyes of the thioindigo series. AT38540B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1906198864D DE198864C (en) 1906-01-17

Publications (1)

Publication Number Publication Date
AT38540B true AT38540B (en) 1909-08-25

Family

ID=5757234

Family Applications (1)

Application Number Title Priority Date Filing Date
AT38540D AT38540B (en) 1906-01-17 1908-04-15 Process for the preparation of unsulfated dyes of the thioindigo series.

Country Status (1)

Country Link
AT (1) AT38540B (en)

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