CA1274506A - Methode de preparation de solutions de colorants rouges anioniques en concentration - Google Patents

Methode de preparation de solutions de colorants rouges anioniques en concentration

Info

Publication number
CA1274506A
CA1274506A CA000527134A CA527134A CA1274506A CA 1274506 A CA1274506 A CA 1274506A CA 000527134 A CA000527134 A CA 000527134A CA 527134 A CA527134 A CA 527134A CA 1274506 A CA1274506 A CA 1274506A
Authority
CA
Canada
Prior art keywords
dye
so2n
water soluble
lower alkyl
weight
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 - Fee Related
Application number
CA000527134A
Other languages
English (en)
Inventor
Jay E. Rowe
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.)
Crompton and Knowles Corp
Original Assignee
Crompton and Knowles Corp
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 US06/824,306 external-priority patent/US4654045A/en
Application filed by Crompton and Knowles Corp filed Critical Crompton and Knowles Corp
Application granted granted Critical
Publication of CA1274506A publication Critical patent/CA1274506A/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Coloring (AREA)
CA000527134A 1986-01-30 1987-01-12 Methode de preparation de solutions de colorants rouges anioniques en concentration Expired - Fee Related CA1274506A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/824,306 US4654045A (en) 1985-05-03 1986-01-30 Process for preparation of concentrated anionic red dye solutions
US824,306 1986-01-30

Publications (1)

Publication Number Publication Date
CA1274506A true CA1274506A (fr) 1990-09-25

Family

ID=25241068

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000527134A Expired - Fee Related CA1274506A (fr) 1986-01-30 1987-01-12 Methode de preparation de solutions de colorants rouges anioniques en concentration

Country Status (2)

Country Link
JP (1) JPS63189470A (fr)
CA (1) CA1274506A (fr)

Also Published As

Publication number Publication date
JPS63189470A (ja) 1988-08-05

Similar Documents

Publication Publication Date Title
CH352655A (de) Verfahren zur Erhöhung der Beständigkeit von dihalogentriazingruppenhaltigen Verbindungen
DE2460491A1 (de) Verfahren zur herstellung von xanthenfarbstoffen
EP0075905A2 (fr) Composés réactifs, solubles dans l'eau, de la série des phtalocyanines, procédé pour leur préparation et leur utilisation comme colorants
EP0039439B1 (fr) Procédé de fabrication de colorants solubles dans l'eau, à faible teneur en sels
CA1274506A (fr) Methode de preparation de solutions de colorants rouges anioniques en concentration
US4654045A (en) Process for preparation of concentrated anionic red dye solutions
EP0922038B1 (fr) Procede de preparation de sels substitues de 4,4'-diaminostilbene-2,2'-acide disulfonique
EP0276534A1 (fr) Procédé de préparation de solutions concentrées d'un colorant anionique rouge
DE1569727A1 (de) Verfahren zur Herstellung von Farbstoffen
EP0703281A1 (fr) Procédé de fabrication de phtalocyanine de métal bromées et substituées par des alcoxy
US4120789A (en) Method for the purification of sewage waters which contain organic compounds of an anionic nature
DE1070313B (de) Verfahren zur Herstellung von 1-Amino-4- phenylamino- anthrachinon- 2- sulfonsäuren
EP0603129B1 (fr) Colorants oxaziniques, procédé de leur préparation et leur utilisation
DE44002C (de) Verfahren zur Darstellung von Farbstoffen aus der Gruppe des Metaam dophenol-Phtaleins
CH624978A5 (en) Process for the preparation of chromium or cobalt complex dyes
EP0950692A1 (fr) Composés azoiques, procédé pour leur préparation et leur utilisation comme colorants réactifs sur la fibre
AT321926B (de) Verfahren zur herstellung von pyridazinon-derivaten mit herbizider wirkung
EP0957138B1 (fr) Solutions de colorants du type anthraquinone bleu, stables au stockage et pouvoir colorant élevé
GB1569837A (en) Phthalocyanine pigments
DE1259286B (de) Verfahren zum Faerben und Bedrucken von natuerlichen und synthetischen Polyamidfasern
DE2242784B2 (de) Verfahren zur herstellung von 2-aryl-v-triazolen
DE1569727C (de) Verfahren zur Herstellung von Phthalocyaninfarbstoffen
DE891309C (de) Verfahren zur Herstellung von Sulfonsaeuren der Phthalocyaninreihe
KR100791955B1 (ko) 안정한 1,2-벤즈이소티아졸린-3-온 액상 조성물과 이의제조방법
DE85232C (fr)

Legal Events

Date Code Title Description
MKLA Lapsed