FR944765A - Procédé de fabrication de colorants disazoïques - Google Patents

Procédé de fabrication de colorants disazoïques

Info

Publication number
FR944765A
FR944765A FR944765DA FR944765A FR 944765 A FR944765 A FR 944765A FR 944765D A FR944765D A FR 944765DA FR 944765 A FR944765 A FR 944765A
Authority
FR
France
Prior art keywords
manufacturing process
disazo dyes
disazo
dyes
manufacturing
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
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.)
Novartis AG
Original Assignee
Ciba Geigy 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 Ciba Geigy AG filed Critical Ciba Geigy AG
Application granted granted Critical
Publication of FR944765A publication Critical patent/FR944765A/fr
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
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Artificial Filaments (AREA)
FR944765D 1946-04-11 1947-04-08 Procédé de fabrication de colorants disazoïques Expired FR944765A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH631262X 1946-04-11

Publications (1)

Publication Number Publication Date
FR944765A true FR944765A (fr) 1949-04-14

Family

ID=4524761

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944765D Expired FR944765A (fr) 1946-04-11 1947-04-08 Procédé de fabrication de colorants disazoïques

Country Status (3)

Country Link
CH (1) CH257719A (fr)
FR (1) FR944765A (fr)
GB (1) GB631262A (fr)

Also Published As

Publication number Publication date
CH257719A (de) 1948-10-31
GB631262A (en) 1949-10-31

Similar Documents

Publication Publication Date Title
CH277316A (fr) Procédé de fabrication de polyamides.
FR924341A (fr) Procédé de fabrication de colorants azoïques
FR1013690A (fr) Procédé de fabrication de nitriles de pyridyldialcoylaminoalcanes
FR944765A (fr) Procédé de fabrication de colorants disazoïques
FR944766A (fr) Procédé de fabrication de colorants polyazoïques
FR939702A (fr) Colorants disazoïques et leur procédé de fabrication
FR952309A (fr) Procédé de fabrication de colorants
FR947283A (fr) Colorants disazoïques et leur procédé de fabrication
FR1001943A (fr) Colorants chromatables et procédé pour leur fabrication
FR967723A (fr) Procédé de fabrication de colorants et intermédiaires
FR953740A (fr) Colorants azoïques chromifères et procédé pour leur fabrication
FR1044207A (fr) Procédé pour la fabrication de colorants disazoïques acides
FR930435A (fr) Procédé de fabrication de cloisons perfectionnées
FR1038959A (fr) Procédé de fabrication de colorants polyazoïques
FR1026865A (fr) Procédé pour la fabrication de colorants azoïques
FR923735A (fr) Procédé de fabrication du malt
FR922926A (fr) Procédé de fabrication de monochloropyrazine
FR1005790A (fr) Procédé de fabrication de détersif
FR934645A (fr) Procédé de fabrication des pantoufles
FR926192A (fr) Procédé de fabrication des pâtes alimentaires
FR1002927A (fr) Procédé de fabrication de la thiourée
FR942518A (fr) Procédé de fabrication du sylvane
FR1025139A (fr) Procédé de fabrication de colorants azoïques
FR1003029A (fr) Procédé de fabrication de monocristaux
CH265262A (fr) Procédé de fabrication de forets.