CH225365A - Verfahren zur Darstellung eines direkt ziehenden kupferhaltigen Farbstoffes. - Google Patents

Verfahren zur Darstellung eines direkt ziehenden kupferhaltigen Farbstoffes.

Info

Publication number
CH225365A
CH225365A CH225365DA CH225365A CH 225365 A CH225365 A CH 225365A CH 225365D A CH225365D A CH 225365DA CH 225365 A CH225365 A CH 225365A
Authority
CH
Switzerland
Prior art keywords
preparation
direct drawing
containing dye
drawing copper
copper
Prior art date
Application number
Other languages
English (en)
Inventor
A-G J R Geigy
Original Assignee
Geigy Ag J R
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 Geigy Ag J R filed Critical Geigy Ag J R
Publication of CH225365A publication Critical patent/CH225365A/de

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
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/08—Preparation of azo dyes from other azo compounds by reduction
    • C09B43/085—Preparation of azo dyes from other azo compounds by reduction by reacting nitro azo dyes with amine or amino azo dye with nitro compounds
    • 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
    • C09B56/00—Azo dyes containing other chromophoric systems
    • C09B56/04—Stilbene-azo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Coloring (AREA)
CH225365D 1941-11-05 1941-11-06 Verfahren zur Darstellung eines direkt ziehenden kupferhaltigen Farbstoffes. CH225365A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH2394998X 1941-11-05
CH561117X 1941-11-06

Publications (1)

Publication Number Publication Date
CH225365A true CH225365A (de) 1943-01-31

Family

ID=32108624

Family Applications (2)

Application Number Title Priority Date Filing Date
CH229355D CH229355A (de) 1941-11-05 1941-11-06 Verfahren zur Darstellung eines direkt ziehenden kupferhaltigen Farbstoffes.
CH225365D CH225365A (de) 1941-11-05 1941-11-06 Verfahren zur Darstellung eines direkt ziehenden kupferhaltigen Farbstoffes.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH229355D CH229355A (de) 1941-11-05 1941-11-06 Verfahren zur Darstellung eines direkt ziehenden kupferhaltigen Farbstoffes.

Country Status (3)

Country Link
US (1) US2394998A (de)
CH (2) CH229355A (de)
GB (1) GB561117A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2467262A (en) * 1945-04-11 1949-04-12 Ici Ltd Stilbene triazole azo dyes
US2693464A (en) * 1950-07-21 1954-11-02 Ciba Ltd Triazole azo and azoxy dyestuffs
US2783223A (en) * 1953-08-27 1957-02-26 Saul & Co Trisazo dyestuffs of the stilbene series
CN110945083B (zh) * 2017-07-28 2022-07-01 日本化药株式会社 二苯乙烯系化合物或其盐，以及偏光膜、偏光板及显示装置

Also Published As

Publication number Publication date
US2394998A (en) 1946-02-19
CH229355A (de) 1943-10-15
GB561117A (en) 1944-05-05

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